:root {
    --color-black: #000000;
    --color-white: #FFFFFF;
    --color-gray-100: #F5F5F5;
    --color-gray-200: #E5E5E5;
    --color-gray-300: #D4D4D4;
    --color-gray-400: #A3A3A3;
    --color-gray-500: #737373;
    --color-gray-600: #525252;
    --color-gray-700: #404040;
    --color-gray-800: #262626;
    --color-gray-900: #171717;
    --black: #000000;
    --white: #FFFFFF;
    --g50: #FAFAFA;
    --g100: #F5F5F5;
    --g200: #E5E5E5;
    --g300: #D4D4D4;
    --g400: #A3A3A3;
    --g500: #737373;
    --g600: #525252;
    --g700: #404040;
    --g800: #262626;
    --g900: #171717;
    --gray-100: #F5F5F5;
    --gray-200: #E5E5E5;
    --gray-700: #404040;
    --gray-800: #262626;
    --gray-900: #171717;
    --green: #16a34a;
    --amber: #d97706;
    --red: #dc2626;
    --blue: #2563eb;
    --gold: #FFD700;
    --gold-dim: #b89b00;
    --accent: #1aa7c0;
    --accent-dark: #0e8ba3;
    --font-display: 'Outfit', sans-serif;
    --mono: 'JetBrains Mono', monospace;
    --display: 'Syne', sans-serif;
    --font-ui: 'Outfit', sans-serif;
    --transition-base: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --ease: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.15);
    --sh-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --sh-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --sh-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
    --sh-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.12);
    --navbar-h: 80px;
    --vsc-bg: #1e1e1e;
    --vsc-sidebar: #252526;
    --vsc-activitybar: #333333;
    --vsc-border: #3c3c3c;
    --vsc-statusbar: #007acc;
    --vsc-comment: #6a9955;
    --vsc-keyword: #569cd6;
    --vsc-string: #ce9178;
    --vsc-number: #b5cea8;
    --vsc-function: #dcdcaa;
    --vsc-type: #4ec9b0;
    --vsc-linenum: #858585;
    --vsc-terminal: #1a1a1a;
}



*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-display);
    background-color: var(--color-white);
    color: var(--color-black);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

button {
    cursor: pointer;
    font-family: var(--font-display);
    background: none;
    border: none;
}


::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: var(--g100);
}

::-webkit-scrollbar-thumb {
    background: var(--g300);
}

    ::-webkit-scrollbar-thumb:hover {
        background: var(--g500);
    }



.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

section {
    padding: 6rem 0;
}


/* ==========================================================================
   ENHANCED COLLAPSIBLE SIDEBAR INFRASTRUCTURE
   ========================================================================== */

/* Overwriting standard page-layout configuration with flexible transitioning grids */
/*.page-layout {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
    padding-top: calc(var(--navbar-h) + 2rem);
    display: grid;
    grid-template-columns: 240px 1fr 300px;*/ /* Primary state layout tracking widths */
/*gap: 1.75rem;
    align-items: start;
    transition: grid-template-columns 0.35s cubic-bezier(0.4, 0, 0.2, 1), gap 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}*/

/* Modifier Rule handling layout state shifts cleanly when hidden */
/*.page-layout.sidebar-collapsed {
        grid-template-columns: 0px 1fr 300px;
        gap: 0 1.75rem;*/ /* Drop the left gap element block dynamically */
/*}*/

/* Sidebar structure layout animations and aesthetics */
/*.sidebar-left {
    position: sticky;
    top: calc(var(--navbar-h) + 1.5rem);
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.25s ease, visibility 0.35s linear;
}*/

/* Handling active hidden states safely via screen transforms and zeroing opacity */
/*.page-layout.sidebar-collapsed .sidebar-left {
    opacity: 0;
    visibility: hidden;
    transform: translateX(-300px);
    pointer-events: none;*/ /* Avoid un-clickable element block interference */
/*}*/

/* Clean UI upgrades applied onto standard structural card headers */
/*.sidebar-head {
    padding: 0.9rem 1.1rem;
    border-bottom: 2px solid var(--g200);
    font-size: 0.72rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--black);
    display: flex;
    align-items: center;
    justify-content: space-between;*/ /* Shift the custom trigger action inline layout */
/*}*/

/* Compact internal close navigation layout control */
/*.sidebar-close-trigger {
    background: none;
    border: none;
    color: var(--g400);
    padding: 0.25rem 0.5rem;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--ease);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

    .sidebar-close-trigger:hover {
        color: var(--black);
        transform: translateX(-2px);
    }*/

/* External pinned floating screen action button to re-trigger opening */
/*.sidebar-reveal-btn {
    position: fixed;
    left: 20px;
    bottom: 20px;
    z-index: 999;*/ /* Ensure placement layer positioning stacks safely above overlays */
/*width: 44px;
    height: 44px;
    background: var(--black);
    color: var(--white);
    border: 2px solid var(--black);
    box-shadow: var(--sh-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateX(-60px) scale(0.8);
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.3s ease, visibility 0.3s linear;
}

    .sidebar-reveal-btn:hover {
        background: var(--g800);
        border-color: var(--g800);
        transform: scale(1.05);
    }

    .sidebar-reveal-btn.visible {
        opacity: 1;
        visibility: visible;
        transform: translateX(0) scale(1);
    }*/

/* Responsive updates ensuring safe column drop actions across smaller devices */
/*@media (max-width: 1200px) {
    .page-layout {
        grid-template-columns: 220px 1fr;*/ /* Drop secondary right panel to clear columns */
/*}

        .page-layout.sidebar-collapsed {
            grid-template-columns: 1fr;
        }
}

@media (max-width: 768px) {
    .page-layout {
        display: flex;
        flex-direction: column;
        padding: 1rem;
        padding-top: calc(var(--navbar-h) + 1rem);
    }

    .sidebar-reveal-btn {
        display: none !important;*/ /* Hide collapse elements on compact mobile viewports */
/*}
}*/


.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-gray-600);
    max-width: 600px;
    margin: 0 auto;
}

.section-label {
    display: inline-block;
    font-family: var(--mono);
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--g500);
    margin-bottom: 1.25rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--g200);
}

.section-eyebrow {
    font-family: var(--mono);
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--g500);
    margin-bottom: 0.75rem;
}

.section-sub {
    color: var(--g500);
    font-size: 0.95rem;
    line-height: 1.6;
}


.btn {
    padding: 1rem 2rem;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    border: none;
    transition: var(--ease);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary {
    background-color: var(--color-black);
    color: var(--color-white);
}

    .btn-primary:hover {
        background-color: var(--color-gray-800);
        transform: translateY(-2px);
        box-shadow: var(--shadow-lg);
    }

.btn-secondary {
    background-color: transparent;
    color: var(--color-black);
    border: 2px solid var(--color-black);
}

    .btn-secondary:hover {
        background-color: var(--color-black);
        color: var(--color-white);
        transform: translateY(-2px);
    }

.btn-black {
    padding: 0.85rem 2.25rem;
    background: var(--black);
    color: var(--white);
    border: 2px solid var(--black);
    font-family: var(--font);
    font-weight: 700;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--ease);
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

    .btn-black:hover {
        background: transparent;
        color: var(--black);
    }

.btn-outline {
    padding: 0.85rem 2.25rem;
    background: transparent;
    color: var(--black);
    border: 2px solid var(--g300);
    font-family: var(--font);
    font-weight: 700;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--ease);
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

    .btn-outline:hover {
        border-color: var(--black);
    }

.btn-danger {
    padding: 0.85rem 2.25rem;
    background: transparent;
    color: var(--red);
    border: 2px solid var(--red);
    font-family: var(--font);
    font-weight: 700;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--ease);
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

    .btn-danger:hover {
        background: var(--red);
        color: var(--white);
    }

.btn-sm-outline {
    padding: 0.65rem 1.5rem;
    background: transparent;
    color: var(--black);
    border: 2px solid var(--g300);
    font-family: var(--font);
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    transition: var(--ease);
}

    .btn-sm-outline:hover {
        border-color: var(--black);
    }

.btn-sm-black {
    padding: 0.65rem 1.5rem;
    background: var(--black);
    color: var(--white);
    border: 2px solid var(--black);
    font-family: var(--font);
    font-weight: 700;
    font-size: 0.85rem;
    cursor: pointer;
    transition: var(--ease);
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

    .btn-sm-black:hover {
        background: transparent;
        color: var(--black);
    }

.btn-row {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 1.5rem;
}


.progress-bar {
    width: 100%;
    height: 8px;
    background-color: var(--color-gray-200);
    margin-bottom: 0.5rem;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background-color: var(--color-black);
    transition: width 1s ease-out;
}

.bar-track {
    height: 5px;
    background: var(--g200);
    overflow: hidden;
}

.bar-fill {
    height: 100%;
    background: var(--black);
    width: 0;
    transition: width 1.1s cubic-bezier(0.4, 0, 0.2, 1);
}


.tag {
    padding: 0.25rem 0.75rem;
    background-color: var(--color-gray-100);
    border: 1px solid var(--color-gray-300);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-gray-700);
}

.pill {
    font-size: 0.65rem;
    font-weight: 700;
    padding: 0.25rem 0.65rem;
    border: 1px solid;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
}

    .pill.linked {
        border-color: var(--green);
        color: var(--green);
    }

    .pill.connect {
        border-color: var(--g300);
        color: var(--g500);
        cursor: pointer;
        transition: var(--ease);
    }

        .pill.connect:hover {
            border-color: var(--black);
            color: var(--black);
        }


.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.form-lbl {
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--g700);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.72rem 0.95rem;
    border: 2px solid var(--g200);
    font-family: var(--font);
    font-size: 0.88rem;
    color: var(--black);
    background: var(--white);
    outline: none;
    transition: var(--ease);
    appearance: none;
}

    .form-input:focus,
    .form-select:focus,
    .form-textarea:focus {
        border-color: var(--black);
    }

.form-textarea {
    resize: vertical;
    min-height: 88px;
}

.form-hint {
    font-size: 0.7rem;
    color: var(--g400);
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.2rem;
    margin-bottom: 1.2rem;
}

    .form-grid.one {
        grid-template-columns: 1fr;
    }


.modal-bg {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: rgba(0, 0, 0, 0.75);
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

    .modal-bg.open {
        display: flex;
        animation: fadein 0.2s ease;
    }

.modal-box {
    background: var(--white);
    width: 92%;
    max-width: 550px;
    max-height: 90vh;
    overflow-y: auto;
    animation: slidedown 0.25s ease;
}

.modal-head {
    padding: 1.4rem 1.75rem;
    border-bottom: 2px solid var(--g200);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    background: var(--white);
    z-index: 2;
}

    .modal-head h3 {
        font-size: 1.05rem;
        font-weight: 800;
    }

.modal-close {
    width: 30px;
    height: 30px;
    background: var(--g100);
    border: none;
    cursor: pointer;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--ease);
}

    .modal-close:hover {
        background: var(--black);
        color: var(--white);
    }

.modal-body {
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 1.1rem;
}

.modal-foot {
    padding: 1.1rem 1.75rem;
    border-top: 2px solid var(--g200);
    display: flex;
    justify-content: flex-end;
    gap: 0.85rem;
    position: sticky;
    bottom: 0;
    background: var(--white);
    z-index: 2;
}


.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 9999;
    background: var(--black);
    color: var(--white);
    padding: 0.95rem 1.4rem;
    font-size: 0.85rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.7rem;
    transform: translateY(130%);
    opacity: 0;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
    max-width: 300px;
    box-shadow: var(--sh-xl);
}

    .toast.show {
        transform: translateY(0);
        opacity: 1;
    }

    .toast i {
        color: var(--green);
    }


.toggle-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.85rem 0;
    border-bottom: 1px solid var(--g200);
}

    .toggle-row:last-child {
        border-bottom: none;
    }

.toggle-lbl {
    font-size: 0.875rem;
    font-weight: 600;
}

.toggle-desc {
    font-size: 0.73rem;
    color: var(--g500);
    margin-top: 0.1rem;
}

.toggle-switch {
    position: relative;
    width: 42px;
    height: 23px;
    flex-shrink: 0;
    cursor: pointer;
}

    .toggle-switch input {
        opacity: 0;
        width: 0;
        height: 0;
    }

.toggle-track {
    position: absolute;
    inset: 0;
    background: var(--g300);
    border-radius: 23px;
    transition: var(--ease);
}

    .toggle-track::before {
        content: '';
        position: absolute;
        width: 17px;
        height: 17px;
        left: 3px;
        top: 3px;
        background: var(--white);
        border-radius: 50%;
        transition: var(--ease);
    }

.toggle-switch input:checked + .toggle-track {
    background: var(--black);
}

    .toggle-switch input:checked + .toggle-track::before {
        transform: translateX(19px);
    }


.upload-drop {
    border: 2px dashed var(--g300);
    padding: 1.8rem;
    text-align: center;
    cursor: pointer;
    transition: var(--ease);
    margin-bottom: 1.2rem;
}

    .upload-drop:hover {
        border-color: var(--black);
        background: var(--g100);
    }

    .upload-drop i {
        font-size: 1.75rem;
        color: var(--g400);
        display: block;
        margin-bottom: 0.5rem;
    }

    .upload-drop p {
        font-size: 0.85rem;
        color: var(--g500);
        margin-bottom: 0.25rem;
    }

    .upload-drop small {
        font-size: 0.7rem;
        color: var(--g400);
    }


.card {
    background: var(--white);
    border: 2px solid var(--g200);
    position: relative;
    overflow: hidden;
    transition: var(--ease);
}

    .card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 4px;
        background: var(--black);
        transform: scaleX(0);
        transition: var(--ease);
    }

    .card:hover::before {
        transform: scaleX(1);
    }

.card-body {
    padding: 1.75rem;
}

.card-title {
    font-size: 1rem;
    font-weight: 700;
    padding-bottom: 0.75rem;
    margin-bottom: 1.25rem;
    border-bottom: 2px solid var(--g200);
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

    .card-title i {
        color: var(--g500);
        font-size: 0.9rem;
    }

/* Footer */
/* ===== FOOTER ===== */
footer.footer {
    background: #000000 !important;
    color: #ffffff !important;
    padding: 4rem 0 2rem;
}

    footer.footer .footer-content {
        display: grid !important;
        grid-template-columns: 2fr 1fr 1fr 1fr;
        gap: 3rem;
        margin-bottom: 3rem;
    }

    footer.footer .footer-logo {
        display: flex;
        align-items: center;
        gap: 0.5rem;
        font-size: 1.4rem;
        font-weight: 800;
        color: #ffffff !important;
        margin-bottom: 1rem;
    }

        footer.footer .footer-logo .accent {
            color: #737373 !important;
        }

    footer.footer .footer-section h4 {
        font-size: 0.875rem;
        font-weight: 700;
        color: #ffffff !important;
        letter-spacing: 0.04em;
        text-transform: uppercase;
        margin-bottom: 1.25rem;
    }

    footer.footer .footer-section p {
        color: #737373 !important;
        font-size: 0.9rem;
        line-height: 1.7;
        margin-bottom: 1.5rem;
    }

    footer.footer .footer-section ul {
        list-style: none !important;
        padding: 0 !important;
        margin: 0 !important;
    }

        footer.footer .footer-section ul li {
            margin-bottom: 0.6rem;
        }

            footer.footer .footer-section ul li a {
                color: #737373 !important;
                text-decoration: none !important;
                font-size: 0.9rem;
                transition: color 0.2s ease, padding-left 0.2s ease;
            }

                footer.footer .footer-section ul li a:hover {
                    color: #ffffff !important;
                    padding-left: 5px;
                }

    footer.footer .social-links {
        display: flex;
        gap: 0.75rem;
    }

        footer.footer .social-links a {
            width: 36px;
            height: 36px;
            background: #1a1a1a !important;
            border: 1px solid #2a2a2a !important;
            color: #aaaaaa !important;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 6px;
            text-decoration: none !important;
            font-size: 14px;
            transition: all 0.2s ease;
        }

            footer.footer .social-links a:hover {
                background: #ffffff !important;
                color: #000000 !important;
            }

    footer.footer .footer-bottom {
        border-top: 1px solid #1f1f1f !important;
        padding-top: 1.5rem;
        display: flex;
        align-items: center;
        justify-content: center;
    }

        footer.footer .footer-bottom p {
            color: #525252 !important;
            font-size: 0.8rem;
            margin: 0 !important;
        }

@media (max-width: 768px) {
    footer.footer .footer-content {
        grid-template-columns: 1fr !important;
        gap: 2rem;
    }
}

/* End Footer*/

.social-links {
    display: flex;
    gap: 1rem;
}

    .social-links a {
        width: 40px;
        height: 40px;
        background-color: var(--color-gray-800);
        color: var(--color-white);
        display: flex;
        align-items: center;
        justify-content: center;
        text-decoration: none;
        transition: var(--ease);
    }

        .social-links a:hover {
            background-color: var(--color-white);
            color: var(--color-black);
        }


.text-center {
    text-align: center;
}

.mt-1 {
    margin-top: 0.5rem;
}

.mt-2 {
    margin-top: 1rem;
}

.mt-3 {
    margin-top: 1.5rem;
}

.mt-4 {
    margin-top: 2rem;
}

.mb-1 {
    margin-bottom: 0.5rem;
}

.mb-2 {
    margin-bottom: 1rem;
}

.mb-3 {
    margin-bottom: 1.5rem;
}

.mb-4 {
    margin-bottom: 2rem;
}


.loading {
    animation: shimmer 2s infinite;
    background: linear-gradient(to right, var(--color-gray-200) 4%, var(--color-gray-300) 25%, var(--color-gray-200) 36%);
    background-size: 1000px 100%;
}





.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding-top: var(--navbar-h);
}

.hero-background {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--color-gray-900) 0%, #99a0a3 60%, #030303 100%);
    z-index: -1;
}

    .hero-background::before {
        content: '';
        position: absolute;
        inset: 0;
        background-image: linear-gradient(var(--color-gray-200) 1px, transparent 1px), linear-gradient(90deg, var(--color-gray-200) 1px, transparent 1px);
        background-size: 50px 50px;
        opacity: 0.3;
    }

.hero-content {
    text-align: center;
    max-width: 900px;
    z-index: 1;
    margin-top: 5px;
}

.hero-title {
    font-size: 4.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 2rem;
    letter-spacing: -0.02em;
    color: var(--white);
}

    .hero-title .line {
        display: block;
    }

    .hero-title .accent-text {
        color: var(--white);
    }

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-gray-300);
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 4rem;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 4rem;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

    .stat-item i {
        font-size: 2.5rem;
        color: var(--color-black);
    }

.stat-content {
    text-align: left;
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    font-family: var(--mono);
    line-height: 1;
    color: var(--white);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-gray-400);
    margin-top: 0.25rem;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

    .scroll-indicator i {
        font-size: 2rem;
        color: var(--color-gray-400);
    }


.tools-section {
    background-color: var(--color-gray-100);
}

.tools-filter {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    background-color: var(--color-white);
    border: 1px solid var(--color-gray-300);
    color: var(--color-black);
    font-family: var(--font-display);
    font-weight: 500;
    cursor: pointer;
    transition: var(--ease);
}

    .filter-btn:hover,
    .filter-btn.active {
        background-color: var(--color-black);
        color: var(--color-white);
        border-color: var(--color-black);
    }

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.tool-card {
    background-color: var(--color-white);
    padding: 2rem;
    border: 2px solid var(--color-gray-200);
    transition: var(--ease);
    position: relative;
    overflow: hidden;
}

    .tool-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 4px;
        background-color: var(--color-black);
        transform: scaleX(0);
        transition: var(--ease);
    }

    .tool-card:hover::before {
        transform: scaleX(1);
    }

    .tool-card:hover {
        border-color: var(--color-black);
        transform: translateY(-5px);
        box-shadow: var(--shadow-lg);
    }

.tool-icon {
    width: 60px;
    height: 60px;
    background-color: var(--color-black);
    color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.tool-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.tool-card p {
    color: var(--color-gray-600);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.tool-btn {
    width: 100%;
    padding: 0.875rem;
    background-color: var(--color-black);
    color: var(--color-white);
    border: none;
    font-family: var(--font-display);
    font-weight: 600;
    cursor: pointer;
    transition: var(--ease);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

    .tool-btn:hover {
        background-color: var(--color-gray-800);
        transform: translateY(-2px);
    }


.learning-section {
    background-color: var(--color-white);
}

.learning-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.learning-card {
    background-color: var(--color-gray-100);
    padding: 2.5rem;
    border: 2px solid var(--color-gray-200);
    position: relative;
    transition: var(--ease);
    overflow: hidden;
}

    .learning-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 4px;
        background-color: var(--color-black);
        transform: scaleX(0);
        transition: var(--ease);
    }

    .learning-card:hover::before {
        transform: scaleX(1);
    }

    .learning-card:hover {
        border-color: var(--color-black);
        transform: translateY(-5px);
    }

.learning-badge {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    padding: 0.5rem 1rem;
    background-color: var(--color-black);
    color: var(--color-white);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

    .learning-badge.intermediate {
        background-color: #f59e0b;
    }

    .learning-badge.advanced {
        background-color: #ef4444;
    }

.learning-icon {
    font-size: 3rem;
    color: var(--color-black);
    margin-bottom: 1.5rem;
}

.learning-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.learning-card p {
    color: var(--color-gray-600);
    margin-bottom: 1.5rem;
}

.learning-progress {
    margin-bottom: 1.5rem;
}

.progress-text {
    font-size: 0.875rem;
    color: var(--color-gray-600);
    font-weight: 500;
}

.learning-modules {
    list-style: none;
    margin-bottom: 2rem;
}

    .learning-modules li {
        padding: 0.75rem 0;
        border-bottom: 1px solid var(--color-gray-200);
        display: flex;
        align-items: center;
        gap: 0.75rem;
        font-size: 0.95rem;
    }

        .learning-modules li:last-child {
            border-bottom: none;
        }

    .learning-modules i {
        color: var(--color-gray-400);
    }

    .learning-modules .fa-check-circle {
        color: var(--color-black);
    }

.btn-learn {
    width: 100%;
    padding: 1rem;
    background-color: var(--color-black);
    color: var(--color-white);
    border: none;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--ease);
}

    .btn-learn:hover {
        background-color: var(--color-gray-800);
        transform: translateY(-2px);
    }


.community-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.community-card {
    background-color: var(--color-gray-100);
    padding: 3rem 2rem;
    text-align: center;
    border: 2px solid var(--color-gray-200);
    transition: var(--ease);
    position: relative;
    overflow: hidden;
}

    .community-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 4px;
        background-color: var(--color-black);
        transform: scaleX(0);
        transition: var(--ease);
    }

    .community-card:hover::before {
        transform: scaleX(1);
    }

    .community-card:hover {
        border-color: var(--color-black);
        transform: translateY(-5px);
    }

    .community-card i {
        font-size: 3.5rem;
        margin-bottom: 1.5rem;
        color: var(--color-black);
    }

    .community-card h3 {
        font-size: 1.5rem;
        font-weight: 700;
        margin-bottom: 1rem;
    }

    .community-card p {
        color: var(--color-gray-600);
        margin-bottom: 2rem;
        line-height: 1.6;
    }

.btn-community {
    padding: 0.875rem 2rem;
    background-color: var(--color-black);
    color: var(--color-white);
    border: none;
    font-family: var(--font-display);
    font-weight: 600;
    cursor: pointer;
    transition: var(--ease);
}

    .btn-community:hover {
        background-color: var(--color-gray-800);
        transform: translateY(-2px);
    }


.resources-section {
    background-color: var(--color-white);
}

.resources-filter {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.resource-filter-btn {
    padding: 0.75rem 1.5rem;
    background-color: var(--color-gray-100);
    border: 1px solid var(--color-gray-300);
    color: var(--color-black);
    font-family: var(--font-display);
    font-weight: 500;
    cursor: pointer;
    transition: var(--ease);
}

    .resource-filter-btn:hover,
    .resource-filter-btn.active {
        background-color: var(--color-black);
        color: var(--color-white);
        border-color: var(--color-black);
    }

.resources-container {
    margin-bottom: 3rem;
}

.resource-category {
    margin-bottom: 4rem;
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.category-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--color-gray-200);
}

    .category-title i {
        color: var(--color-black);
        font-size: 1.75rem;
    }

.resource-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}

.resource-card {
    background-color: var(--color-white);
    border: 2px solid var(--color-gray-200);
    padding: 2rem;
    transition: var(--ease);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    opacity: 1;
    transform: translateY(0);
}

    .resource-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 4px;
        background-color: var(--color-black);
        transform: scaleX(0);
        transition: var(--ease);
    }

    .resource-card:hover::before {
        transform: scaleX(1);
    }

    .resource-card:hover {
        border-color: var(--color-black);
        box-shadow: var(--shadow-xl);
    }

    .resource-card.show:hover {
        transform: translateY(-5px);
    }

.resource-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    padding: 0.375rem 0.75rem;
    background-color: var(--color-black);
    color: var(--color-white);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

    .resource-badge.bestseller {
        background-color: #FFD700;
        color: var(--color-black);
    }

    .resource-badge.free {
        background-color: #27ae60;
    }

.resource-icon {
    font-size: 3rem;
    color: var(--color-black);
    margin-bottom: 1.5rem;
}

    .resource-icon i {
        display: block;
    }

.resource-card h4 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    line-height: 1.3;
}

.resource-author {
    font-size: 0.875rem;
    color: var(--color-gray-500);
    font-style: italic;
    margin-bottom: 1rem;
}

.resource-desc {
    color: var(--color-gray-600);
    margin-bottom: 1.5rem;
    line-height: 1.6;
    flex-grow: 1;
}

.resource-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.resource-links {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.resource-btn {
    flex: 1;
    min-width: 140px;
    padding: 0.75rem 1rem;
    background-color: var(--color-black);
    color: var(--color-white);
    border: none;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: var(--ease);
    text-align: center;
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

    .resource-btn:hover {
        background-color: var(--color-gray-800);
        transform: translateY(-2px);
    }

    .resource-btn.secondary {
        background-color: transparent;
        color: var(--color-black);
        border: 2px solid var(--color-black);
    }

        .resource-btn.secondary:hover {
            background-color: var(--color-black);
            color: var(--color-white);
        }


.additional-resources {
    margin-top: 4rem;
    padding-top: 4rem;
    border-top: 2px solid var(--color-gray-200);
}

.platform-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.platform-card {
    background-color: var(--color-gray-100);
    padding: 2rem 1.5rem;
    text-align: center;
    border: 2px solid var(--color-gray-200);
    transition: var(--ease);
    text-decoration: none;
    color: var(--color-black);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

    .platform-card:hover {
        border-color: var(--color-black);
        transform: translateY(-5px);
        background-color: var(--color-white);
    }

    .platform-card i {
        font-size: 2.5rem;
        color: var(--color-black);
    }

    .platform-card h4 {
        font-size: 1.125rem;
        font-weight: 700;
        margin: 0;
    }

    .platform-card p {
        font-size: 0.875rem;
        color: var(--color-gray-600);
        margin: 0;
    }


.profile-layout {
    max-width: 1280px;
    margin: 0 auto;
    padding: 2.5rem 2rem 5rem;
    display: grid;
    grid-template-columns: 310px 1fr;
    gap: 2rem;
    align-items: start;
}


.left-col {
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
    position: sticky;
    top: 96px;
}

.profile-card {
    overflow: hidden;
}

.profile-banner {
    height: 90px;
    background: var(--black);
    background-image: repeating-linear-gradient(45deg, transparent, transparent 12px, rgba(255,255,255,0.04) 12px, rgba(255,255,255,0.04) 24px);
}

.profile-avatar-zone {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    padding: 0 1.5rem;
    margin-top: -38px;
    margin-bottom: 0.75rem;
}

.avatar-wrap {
    position: relative;
}

.avatar {
    width: 76px;
    height: 76px;
    border-radius: 50%;
    border: 3px solid var(--white);
    background: var(--g800);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--mono);
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--white);
    user-select: none;
}

.avatar-cam {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--black);
    color: var(--white);
    border: 2px solid var(--white);
    font-size: 0.6rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--ease);
}

    .avatar-cam:hover {
        background: var(--g700);
        transform: scale(1.1);
    }

.btn-edit-sm {
    padding: 0.45rem 1rem;
    background: transparent;
    color: var(--black);
    border: 2px solid var(--g300);
    font-family: var(--font);
    font-weight: 600;
    font-size: 0.78rem;
    cursor: pointer;
    transition: var(--ease);
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

    .btn-edit-sm:hover {
        border-color: var(--black);
    }

.profile-info {
    padding: 0 1.5rem 1.5rem;
}

.profile-name {
    font-size: 1.3rem;
    font-weight: 800;
    margin-bottom: 0.15rem;
    line-height: 1.2;
}

.profile-handle {
    font-family: var(--mono);
    font-size: 0.75rem;
    color: var(--g500);
    margin-bottom: 0.6rem;
}

.profile-role-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    background: var(--g100);
    border: 1px solid var(--g300);
    font-size: 0.72rem;
    font-weight: 700;
    padding: 0.3rem 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.9rem;
}

.profile-bio {
    font-size: 0.85rem;
    color: var(--g600);
    line-height: 1.65;
    margin-bottom: 1rem;
}

.profile-meta {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    margin-bottom: 1.1rem;
}

.meta-row {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    font-size: 0.8rem;
    color: var(--g600);
}

    .meta-row i {
        width: 13px;
        color: var(--g400);
        font-size: 0.75rem;
    }

    .meta-row a {
        color: inherit;
        text-decoration: none;
        transition: var(--ease);
    }

        .meta-row a:hover {
            color: var(--black);
        }

.profile-counters {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-top: 2px solid var(--g200);
    border-bottom: 2px solid var(--g200);
    margin-bottom: 1.1rem;
}

.counter {
    padding: 0.9rem 0.5rem;
    text-align: center;
    border-right: 1px solid var(--g200);
}

    .counter:last-child {
        border-right: none;
    }

.counter-val {
    font-family: var(--mono);
    font-size: 1.25rem;
    font-weight: 800;
}

.counter-lbl {
    font-size: 0.65rem;
    color: var(--g500);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.btn-primary-full {
    display: block;
    width: calc(100% - 3rem);
    margin: 0 1.5rem 1.5rem;
    padding: 0.8rem;
    background: var(--black);
    color: var(--white);
    border: 2px solid var(--black);
    font-family: var(--font);
    font-weight: 700;
    font-size: 0.9rem;
    cursor: pointer;
    text-align: center;
    transition: var(--ease);
}

    .btn-primary-full:hover {
        background: transparent;
        color: var(--black);
    }


.skill-row {
    margin-bottom: 1rem;
}

    .skill-row:last-child {
        margin-bottom: 0;
    }

.skill-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.35rem;
}

.skill-name {
    font-size: 0.84rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

    .skill-name i {
        font-size: 0.75rem;
        color: var(--g500);
    }

.skill-pct {
    font-family: var(--mono);
    font-size: 0.72rem;
    color: var(--g500);
}


.badges-wrap {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.65rem;
}

.badge-tile {
    border: 1px solid var(--g200);
    padding: 0.65rem 0.3rem;
    text-align: center;
    transition: var(--ease);
    cursor: default;
}

    .badge-tile:hover {
        border-color: var(--black);
        transform: translateY(-2px);
    }

    .badge-tile.locked {
        opacity: 0.3;
        filter: grayscale(1);
    }

.badge-emoji {
    font-size: 1.35rem;
    display: block;
    margin-bottom: 0.3rem;
}

.badge-name {
    font-size: 0.58rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--g600);
}


.connected-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--g200);
}

    .connected-row:last-child {
        border-bottom: none;
    }

.connected-left {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.connected-icon {
    width: 34px;
    height: 34px;
    background: var(--g100);
    border: 1px solid var(--g200);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
}

.connected-name {
    font-size: 0.85rem;
    font-weight: 700;
}

.connected-user {
    font-size: 0.72rem;
    color: var(--g500);
    font-family: var(--mono);
}


.right-col {
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
    min-width: 0;
}


.tabs-bar {
    display: flex;
    background: var(--white);
    border: 2px solid var(--g200);
    overflow-x: auto;
    scrollbar-width: none;
}

    .tabs-bar::-webkit-scrollbar {
        display: none;
    }

.tab-btn {
    flex: 1;
    min-width: 80px;
    padding: 0.95rem 0.75rem;
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    font-family: var(--font);
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--g500);
    cursor: pointer;
    transition: var(--ease);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    white-space: nowrap;
    margin-bottom: -2px;
}

    .tab-btn:hover {
        color: var(--black);
    }

    .tab-btn.active {
        color: var(--black);
        border-bottom-color: var(--black);
    }

.tab-panel {
    display: none;
    flex-direction: column;
    gap: 1.75rem;
}

    .tab-panel.active {
        display: flex;
    }


.stats-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.stat-tile {
    background: var(--white);
    border: 2px solid var(--g200);
    padding: 1.4rem 1.1rem;
    display: flex;
    align-items: center;
    gap: 0.9rem;
    transition: var(--ease);
    position: relative;
    overflow: hidden;
}

    .stat-tile::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 4px;
        background: var(--black);
        transform: scaleX(0);
        transition: var(--ease);
    }

    .stat-tile:hover::before {
        transform: scaleX(1);
    }

    .stat-tile:hover {
        box-shadow: var(--sh-lg);
    }

.stat-ico {
    width: 44px;
    height: 44px;
    background: var(--g100);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.15rem;
    flex-shrink: 0;
}

.stat-val {
    font-family: var(--mono);
    font-size: 1.65rem;
    font-weight: 800;
    line-height: 1;
}

.stat-lbl {
    font-size: 0.72rem;
    color: var(--g500);
    margin-top: 0.2rem;
}


.progress-item {
    padding: 1.2rem 0;
    border-bottom: 1px solid var(--g200);
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
}

    .progress-item:last-child {
        border-bottom: none;
    }

.pi-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.pi-left {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.pi-ico {
    width: 36px;
    height: 36px;
    background: var(--g100);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    flex-shrink: 0;
}

.pi-title {
    font-size: 0.9rem;
    font-weight: 700;
}

.pi-sub {
    font-size: 0.72rem;
    color: var(--g500);
}

.level-badge {
    font-size: 0.65rem;
    font-weight: 700;
    padding: 0.22rem 0.6rem;
    border: 1px solid;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

    .level-badge.beginner {
        border-color: var(--green);
        color: var(--green);
    }

    .level-badge.intermediate {
        border-color: var(--amber);
        color: var(--amber);
    }

    .level-badge.advanced {
        border-color: var(--g800);
        color: var(--g800);
    }

.pi-foot {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.pi-pct {
    font-family: var(--mono);
    font-size: 0.78rem;
    font-weight: 700;
}

.pi-link {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--black);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.3rem;
    border-bottom: 1px solid var(--black);
    padding-bottom: 1px;
    transition: var(--ease);
}

    .pi-link:hover {
        gap: 0.55rem;
    }


.activity-list {
    display: flex;
    flex-direction: column;
}

.act-item {
    display: flex;
    gap: 0.9rem;
    padding: 0.9rem 0;
    border-bottom: 1px solid var(--g200);
}

    .act-item:last-child {
        border-bottom: none;
    }

.act-spine {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-top: 0.2rem;
}

.act-dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--black);
    flex-shrink: 0;
}

.act-line {
    width: 1px;
    flex: 1;
    background: var(--g200);
    min-height: 18px;
    margin-top: 3px;
}

.act-item:last-child .act-line {
    display: none;
}

.act-body {
    flex: 1;
    min-width: 0;
}

.act-text {
    font-size: 0.85rem;
    line-height: 1.5;
}

.act-tag {
    display: inline-block;
    background: var(--g100);
    border: 1px solid var(--g300);
    padding: 0.1rem 0.45rem;
    font-size: 0.72rem;
    font-family: var(--mono);
    font-weight: 600;
    color: var(--g700);
}

.act-time {
    font-family: var(--mono);
    font-size: 0.68rem;
    color: var(--g400);
    margin-top: 0.15rem;
}


.cert-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.cert-card {
    display: flex;
    align-items: center;
    gap: 1.1rem;
    padding: 1.15rem;
    border: 2px solid var(--g200);
    background: var(--white);
    transition: var(--ease);
    position: relative;
    overflow: hidden;
}

    .cert-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 3px;
        background: var(--black);
        transform: scaleX(0);
        transition: var(--ease);
    }

    .cert-card:hover::before {
        transform: scaleX(1);
    }

    .cert-card:hover {
        box-shadow: var(--sh-md);
    }

.cert-ico {
    width: 48px;
    height: 48px;
    background: var(--black);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

    .cert-ico.dim {
        background: var(--g200);
        color: var(--g400);
    }

.cert-info {
    flex: 1;
    min-width: 0;
}

.cert-name {
    font-size: 0.9rem;
    font-weight: 700;
}

.cert-issuer {
    font-size: 0.75rem;
    color: var(--g500);
    margin-top: 0.1rem;
}

.cert-date {
    font-family: var(--mono);
    font-size: 0.68rem;
    color: var(--g400);
    margin-top: 0.25rem;
}

.cert-pill {
    font-size: 0.65rem;
    font-weight: 700;
    padding: 0.28rem 0.7rem;
    border: 1px solid;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
}

    .cert-pill.earned {
        border-color: var(--green);
        color: var(--green);
    }

    .cert-pill.in-progress {
        border-color: var(--amber);
        color: var(--amber);
    }

    .cert-pill.planned {
        border-color: var(--g300);
        color: var(--g500);
    }


.settings-group {
    margin-bottom: 1.75rem;
}

    .settings-group:last-child {
        margin-bottom: 0;
    }

.settings-group-label {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--g500);
    margin-bottom: 0.85rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--g200);
}

.danger-zone {
    border-color: #fee2e2 !important;
}

.danger-title {
    color: var(--red) !important;
}

    .danger-title i {
        color: var(--red) !important;
    }




.hero-banner {
    background: linear-gradient(135deg, var(--g900) 0%, #99a0a3 60%, #030303 100%);
    color: var(--white);
    padding: 4rem 2rem;
    overflow: hidden;
    position: relative;
}

    .hero-banner::before {
        content: '';
        position: absolute;
        inset: 0;
        background-image: linear-gradient(var(--g200) 1px, transparent 1px), linear-gradient(90deg, var(--g200) 1px, transparent 1px);
        background-size: 50px 50px;
        opacity: 0.08;
        pointer-events: none;
    }

.hero-inner {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

.hero-left .eyebrow {
    font-family: var(--mono);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--g400);
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.hero-left h1 {
    font-size: clamp(1.75rem, 4vw, 3rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 0.75rem;
    letter-spacing: -0.02em;
}

    .hero-left h1 span {
        background: linear-gradient(135deg, var(--black) 0%, var(--g600) 100%);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }

.hero-left p {
    color: var(--g400);
    font-size: 1rem;
    line-height: 1.7;
    max-width: 480px;
    margin-bottom: 1.5rem;
}

.hero-ctas {
    display: flex;
    gap: 0.85rem;
    flex-wrap: wrap;
}

.hero-btn-primary {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background: var(--black);
    color: var(--white);
    border: none;
    font-family: var(--font);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--ease);
}

    .hero-btn-primary:hover {
        background: var(--g800);
        transform: translateY(-2px);
        box-shadow: var(--sh-lg);
    }

.hero-btn-secondary {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255,255,255,0.3);
    font-family: var(--font);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--ease);
}

    .hero-btn-secondary:hover {
        background: var(--white);
        color: var(--black);
        transform: translateY(-2px);
    }

.hstat {
    text-align: center;
}

.hstat-num {
    font-family: var(--mono);
    font-size: 2rem;
    font-weight: 800;
    line-height: 1;
}

.hstat-lbl {
    font-size: 0.8rem;
    color: var(--g400);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-top: 0.3rem;
}


.page-layout {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
    padding-top: calc(var(--navbar-h) + 2rem);
    display: grid;
    grid-template-columns: 240px 1fr 300px;
    gap: 1.75rem;
    align-items: start;
}


.sidebar-left {
    position: sticky;
    top: calc(var(--navbar-h) + 1.5rem);
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.sidebar-card {
    background: var(--white);
    border: 2px solid var(--g200);
}

.sidebar-head {
    padding: 0.9rem 1.1rem;
    border-bottom: 2px solid var(--g200);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--g500);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.sidebar-body {
    padding: 0.5rem 0;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.7rem 1.1rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--g700);
    transition: var(--ease);
    border-left: 3px solid transparent;
    cursor: pointer;
}

    .sidebar-link:hover {
        background: var(--g50);
        color: var(--black);
        border-left-color: var(--g300);
    }

    .sidebar-link.active {
        color: var(--black);
        background: var(--g50);
        border-left-color: var(--black);
    }

    .sidebar-link i {
        width: 18px;
        text-align: center;
        font-size: 0.9rem;
        color: var(--g400);
    }

    .sidebar-link.active i,
    .sidebar-link:hover i {
        color: var(--black);
    }

    .sidebar-link .badge {
        margin-left: auto;
        font-family: var(--mono);
        font-size: 0.65rem;
        font-weight: 700;
        background: var(--black);
        color: var(--white);
        padding: 0.15rem 0.45rem;
    }

.tag-cloud {
    padding: 1rem 1.1rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag-pill {
    padding: 0.3rem 0.75rem;
    border: 1px solid var(--g300);
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--g700);
    background: var(--g50);
    cursor: pointer;
    transition: var(--ease);
}

    .tag-pill:hover,
    .tag-pill.active {
        background: var(--black);
        color: var(--white);
        border-color: var(--black);
    }


.feed {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.feed-toolbar {
    background: var(--white);
    border: 2px solid var(--g200);
    padding: 0.85rem 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.feed-tabs {
    display: flex;
    gap: 0;
}

.feed-tab {
    padding: 0.55rem 1.1rem;
    border: 2px solid var(--g200);
    background: var(--white);
    font-family: var(--font);
    font-weight: 700;
    font-size: 0.8rem;
    color: var(--g500);
    transition: var(--ease);
    margin-right: -2px;
    cursor: pointer;
}

    .feed-tab:hover {
        color: var(--black);
        border-color: var(--g400);
        z-index: 1;
        position: relative;
    }

    .feed-tab.active {
        background: var(--black);
        color: var(--white);
        border-color: var(--black);
        z-index: 2;
        position: relative;
    }

.feed-search {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--g100);
    border: 2px solid var(--g200);
    padding: 0.5rem 0.9rem;
    flex: 1;
    max-width: 260px;
    transition: var(--ease);
}

    .feed-search:focus-within {
        border-color: var(--black);
        background: var(--white);
    }

    .feed-search i {
        color: var(--g400);
        font-size: 0.85rem;
    }

    .feed-search input {
        background: none;
        border: none;
        outline: none;
        font-family: var(--font);
        font-size: 0.85rem;
        color: var(--black);
        width: 100%;
    }

        .feed-search input::placeholder {
            color: var(--g400);
        }

/* Reel card */
.reel-card {
    background: var(--white);
    border: 2px solid var(--g200);
    margin-bottom: 1.5rem;
    transition: var(--ease);
    position: relative;
    overflow: hidden;
}

    .reel-card:hover {
        box-shadow: var(--sh-lg);
    }

    .reel-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 4px;
        background: var(--black);
        transform: scaleX(0);
        transition: var(--ease);
    }

    .reel-card:hover::before {
        transform: scaleX(1);
    }

.reel-header {
    padding: 1rem 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.9rem;
    border-bottom: 1px solid var(--g200);
}

.reel-avatar {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 0.9rem;
    font-family: var(--mono);
    flex-shrink: 0;
    border: 2px solid var(--g200);
}

.reel-user {
    flex: 1;
    min-width: 0;
}

.reel-username {
    font-weight: 700;
    font-size: 0.9rem;
}

.reel-role {
    font-size: 0.72rem;
    color: var(--g500);
    margin-top: 0.1rem;
}

.reel-time {
    font-family: var(--mono);
    font-size: 0.68rem;
    color: var(--g400);
    flex-shrink: 0;
}

.reel-follow {
    padding: 0.4rem 0.9rem;
    background: transparent;
    color: var(--black);
    border: 1px solid var(--g300);
    font-family: var(--font);
    font-weight: 700;
    font-size: 0.75rem;
    cursor: pointer;
    transition: var(--ease);
    flex-shrink: 0;
}

    .reel-follow:hover,
    .reel-follow.following {
        background: var(--black);
        color: var(--white);
        border-color: var(--black);
    }

.reel-thumb {
    position: relative;
    background: var(--black);
    cursor: pointer;
    overflow: hidden;
}

.reel-thumb-img {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
    display: block;
    filter: brightness(0.85);
    transition: filter 0.3s;
}

.reel-card:hover .reel-thumb-img {
    filter: brightness(1);
}

.thumb-placeholder {
    width: 100%;
    aspect-ratio: 16/9;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
}

.play-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0.3);
    transition: var(--ease);
}

.reel-card:hover .play-overlay {
    background: rgba(0,0,0,0.15);
}

.play-circle {
    width: 60px;
    height: 60px;
    background: rgba(255,255,255,0.92);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--ease);
}

    .play-circle i {
        color: var(--black);
        font-size: 1.2rem;
        margin-left: 4px;
    }

.reel-card:hover .play-circle {
    transform: scale(1.08);
    background: var(--white);
}

.reel-duration {
    position: absolute;
    bottom: 0.75rem;
    right: 0.85rem;
    background: rgba(0,0,0,0.75);
    color: var(--white);
    font-family: var(--mono);
    font-size: 0.68rem;
    font-weight: 700;
    padding: 0.2rem 0.5rem;
}

.reel-type-badge {
    position: absolute;
    top: 0.75rem;
    left: 0.85rem;
    padding: 0.25rem 0.65rem;
    font-family: var(--mono);
    font-size: 0.62rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.badge-tutorial {
    background: var(--black);
    color: var(--white);
}

.badge-code {
    background: var(--g800);
    color: var(--white);
}

.badge-motivation {
    background: var(--g700);
    color: var(--white);
}

.badge-tips {
    background: var(--g600);
    color: var(--white);
}

.badge-project {
    background: var(--g900);
    color: var(--white);
}

.badge-review {
    background: var(--g500);
    color: var(--white);
}

.reel-body {
    padding: 1rem 1.25rem;
}

.reel-title {
    font-size: 1rem;
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: 0.5rem;
}

.reel-desc {
    font-size: 0.82rem;
    color: var(--g500);
    line-height: 1.6;
    margin-bottom: 0.85rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.reel-tags {
    display: flex;
    gap: 0.4rem;
    flex-wrap: wrap;
    margin-bottom: 0.85rem;
}

.rtag {
    font-family: var(--mono);
    font-size: 0.62rem;
    font-weight: 600;
    padding: 0.2rem 0.55rem;
    background: var(--g100);
    border: 1px solid var(--g200);
    color: var(--g700);
}

    .rtag.lang {
        background: var(--g900);
        color: var(--white);
        border-color: var(--g900);
    }

.reel-actions {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--g200);
}

.action-btn {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 0.75rem;
    background: none;
    border: none;
    font-family: var(--font);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--g500);
    cursor: pointer;
    transition: var(--ease);
}

    .action-btn:hover {
        color: var(--black);
        background: var(--g100);
    }

    .action-btn.liked {
        color: var(--black);
        font-weight: 800;
    }

    .action-btn i {
        font-size: 0.85rem;
    }

.action-spacer {
    flex: 1;
}

.action-views {
    font-family: var(--mono);
    font-size: 0.7rem;
    color: var(--g400);
    padding-right: 0.5rem;
}

/* Featured reel */
.featured-reel {
    background: var(--black);
    color: var(--white);
    border: 2px solid var(--black);
    margin-bottom: 1.5rem;
    position: relative;
    overflow: hidden;
}

    .featured-reel::before {
        content: 'FEATURED';
        position: absolute;
        top: 1rem;
        right: 0;
        background: var(--black);
        color: var(--white);
        font-family: var(--mono);
        font-size: 0.6rem;
        font-weight: 700;
        letter-spacing: 0.1em;
        padding: 0.3rem 0.85rem;
        border-left: 2px solid var(--g800);
    }

    .featured-reel .reel-header {
        border-bottom: 1px solid var(--g800);
    }

    .featured-reel .reel-username {
        color: var(--white);
    }

    .featured-reel .reel-role {
        color: var(--g400);
    }

    .featured-reel .reel-time {
        color: var(--g500);
    }

    .featured-reel .reel-follow {
        color: var(--white);
        border-color: rgba(255,255,255,0.3);
    }

        .featured-reel .reel-follow:hover {
            background: var(--white);
            color: var(--black);
        }

    .featured-reel .reel-title {
        font-size: 1.15rem;
        color: var(--white);
    }

    .featured-reel .reel-desc {
        color: var(--g400);
    }

    .featured-reel .rtag {
        background: var(--g800);
        border-color: var(--g700);
        color: var(--g300);
    }

    .featured-reel .reel-actions {
        border-top-color: var(--g800);
    }

    .featured-reel .action-btn {
        color: var(--g400);
    }

        .featured-reel .action-btn:hover {
            color: var(--white);
            background: var(--g800);
        }

    .featured-reel .action-views {
        color: var(--g600);
    }

/* My reels section */
.my-reels-section {
    margin-bottom: 2rem;
    border: 2px solid var(--black);
}

.my-reels-header {
    background: var(--black);
    color: var(--white);
    padding: 0.85rem 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.my-reels-title {
    font-family: var(--mono);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 0.55rem;
}

.my-reels-hint {
    font-size: 0.72rem;
    color: var(--g400);
    font-family: var(--mono);
}

    .my-reels-hint code {
        background: var(--g800);
        color: var(--g200);
        padding: 0.1rem 0.35rem;
        font-size: 0.68rem;
    }

#myReelsFeed:empty::after {
    content: 'No videos yet — open hub-reels.html and fill in the MY_VIDEOS array at the top of the <script> block.';
    display: block;
    padding: 2rem 1.5rem;
    font-size: 0.85rem;
    color: var(--g400);
    font-family: var(--mono);
    line-height: 1.6;
}

.my-reel {
    border: none;
    border-bottom: 1px solid var(--g200);
    margin-bottom: 0;
}

    .my-reel:last-child {
        border-bottom: none;
    }

    .my-reel::before {
        background: var(--black);
    }

.sidebar-right {
    position: sticky;
    top: calc(var(--navbar-h) + 1.5rem);
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.upload-cta {
    background: var(--black);
    color: var(--white);
    padding: 1.5rem;
    text-align: center;
}

    .upload-cta i {
        font-size: 2rem;
        margin-bottom: 0.75rem;
        display: block;
    }

    .upload-cta h4 {
        font-size: 1rem;
        font-weight: 800;
        margin-bottom: 0.4rem;
    }

    .upload-cta p {
        font-size: 0.78rem;
        color: rgba(255,255,255,0.75);
        line-height: 1.55;
        margin-bottom: 1rem;
    }

.upload-cta-btn {
    display: block;
    padding: 0.75rem;
    background: var(--white);
    color: var(--black);
    font-family: var(--font);
    font-weight: 800;
    font-size: 0.875rem;
    border: none;
    cursor: pointer;
    transition: var(--ease);
    width: 100%;
}

    .upload-cta-btn:hover {
        background: var(--g100);
    }

.trending-item {
    display: flex;
    gap: 0.9rem;
    padding: 0.85rem 1.1rem;
    border-bottom: 1px solid var(--g200);
    cursor: pointer;
    transition: var(--ease);
}

    .trending-item:last-child {
        border-bottom: none;
    }

    .trending-item:hover {
        background: var(--g50);
    }

.trending-rank {
    font-family: var(--mono);
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--g300);
    width: 24px;
    flex-shrink: 0;
    line-height: 1;
    padding-top: 0.1rem;
}

    .trending-rank.top {
        color: var(--black);
    }

.trending-info .t-title {
    font-size: 0.83rem;
    font-weight: 700;
    line-height: 1.35;
    margin-bottom: 0.25rem;
}

.trending-info .t-meta {
    font-size: 0.7rem;
    color: var(--g500);
    display: flex;
    gap: 0.6rem;
    font-family: var(--mono);
}

.creator-item {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    padding: 0.85rem 1.1rem;
    border-bottom: 1px solid var(--g200);
}

    .creator-item:last-child {
        border-bottom: none;
    }

.creator-av {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 0.8rem;
    font-family: var(--mono);
    flex-shrink: 0;
    border: 2px solid var(--g200);
}

.creator-name {
    font-size: 0.85rem;
    font-weight: 700;
}

.creator-stat {
    font-size: 0.7rem;
    color: var(--g500);
    font-family: var(--mono);
    margin-top: 0.1rem;
}

.follow-sm {
    padding: 0.3rem 0.7rem;
    background: none;
    border: 1px solid var(--g300);
    font-family: var(--font);
    font-weight: 700;
    font-size: 0.72rem;
    color: var(--black);
    cursor: pointer;
    transition: var(--ease);
    margin-left: auto;
    flex-shrink: 0;
}

    .follow-sm:hover {
        background: var(--black);
        color: var(--white);
        border-color: var(--black);
    }


.modal-bg.upload-modal .modal-box {
    max-width: 580px;
}

.upload-drop-zone {
    border: 2px dashed var(--g300);
    padding: 2.5rem 1.5rem;
    text-align: center;
    cursor: pointer;
    transition: var(--ease);
}

    .upload-drop-zone:hover {
        border-color: var(--black);
        background: var(--g100);
    }

    .upload-drop-zone i {
        font-size: 2.25rem;
        color: var(--g400);
        display: block;
        margin-bottom: 0.75rem;
        transition: var(--ease);
    }

    .upload-drop-zone:hover i {
        color: var(--g500);
    }

    .upload-drop-zone p {
        font-size: 0.875rem;
        font-weight: 600;
        color: var(--g500);
        margin-bottom: 0.25rem;
    }

    .upload-drop-zone small {
        font-size: 0.75rem;
        color: var(--g400);
    }

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group.full {
    grid-column: 1 / -1;
}

.char-count {
    font-family: var(--mono);
    font-size: 0.68rem;
    color: var(--g400);
    text-align: right;
    margin-top: 0.2rem;
}

.btn-cancel {
    padding: 0.65rem 1.5rem;
    background: transparent;
    color: var(--black);
    border: 2px solid var(--g300);
    font-family: var(--font);
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    transition: var(--ease);
}

    .btn-cancel:hover {
        border-color: var(--black);
    }

.btn-post {
    padding: 0.65rem 1.75rem;
    background: var(--black);
    color: var(--white);
    border: 2px solid var(--black);
    font-family: var(--font);
    font-weight: 700;
    font-size: 0.85rem;
    cursor: pointer;
    transition: var(--ease);
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

    .btn-post:hover {
        background: var(--g800);
    }

.player-bg {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 1100;
    background: rgba(0,0,0,0.88);
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

    .player-bg.open {
        display: flex;
        animation: fadein 0.2s ease;
    }

.player-box {
    background: var(--white);
    width: 100%;
    max-width: 860px;
    animation: slidedown 0.25s ease;
}

.player-head {
    padding: 1rem 1.25rem;
    border-bottom: 2px solid var(--g200);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

    .player-head h3 {
        font-size: 0.95rem;
        font-weight: 700;
    }

.player-video-wrap {
    background: var(--black);
    position: relative;
    padding-bottom: 56.25%;
}

    .player-video-wrap video,
    .player-video-wrap iframe {
        position: absolute;
        inset: 0;
        width: 100%;
        height: 100%;
        border: none;
    }

.player-info {
    padding: 1.25rem;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 1rem;
    align-items: start;
}

.player-title {
    font-size: 1.05rem;
    font-weight: 800;
    margin-bottom: 0.3rem;
}

.player-meta {
    font-size: 0.78rem;
    color: var(--g500);
    font-family: var(--mono);
}

.player-actions {
    display: flex;
    gap: 0.5rem;
}

.player-action-btn {
    padding: 0.55rem 1rem;
    border: 2px solid var(--g200);
    background: none;
    font-family: var(--font);
    font-weight: 700;
    font-size: 0.8rem;
    color: var(--black);
    cursor: pointer;
    transition: var(--ease);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

    .player-action-btn:hover {
        border-color: var(--black);
        background: var(--black);
        color: var(--white);
    }




/* Page header */
.page-header {
    background: var(--black);
    color: var(--white);
    padding: 3.5rem 2rem;
}

.header-inner {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 2rem;
    flex-wrap: wrap;
}

.header-left .eyebrow {
    font-family: var(--mono);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--g400);
    margin-bottom: 0.75rem;
}

.header-left h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 0.75rem;
}

    .header-left h1 span {
        color: var(--red);
    }

.header-left p {
    color: var(--g400);
    font-size: 1rem;
    line-height: 1.6;
    max-width: 520px;
}

.header-stats {
    display: flex;
    gap: 2rem;
}

/* Controls bar */
.controls-bar {
    background: var(--white);
    border-bottom: 2px solid var(--g200);
    position: sticky;
    top: 72px;
    z-index: 90;
}

.controls-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: space-between;
}

.search-box {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    background: var(--g100);
    border: 2px solid var(--g200);
    padding: 0.6rem 1rem;
    flex: 1;
    max-width: 340px;
    transition: var(--ease);
}

    .search-box:focus-within {
        border-color: var(--black);
        background: var(--white);
    }

    .search-box i {
        color: var(--g400);
        font-size: 0.9rem;
    }

    .search-box input {
        background: none;
        border: none;
        outline: none;
        font-family: var(--font);
        font-size: 0.875rem;
        color: var(--black);
        width: 100%;
    }

        .search-box input::placeholder {
            color: var(--g400);
        }

.lang-select {
    padding: 0.65rem 1rem;
    border: 2px solid var(--g200);
    font-family: var(--font);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--black);
    background: var(--white);
    outline: none;
    cursor: pointer;
    transition: var(--ease);
    appearance: none;
    min-width: 180px;
}

    .lang-select:focus {
        border-color: var(--black);
    }

.filter-tabs {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.ftab {
    padding: 0.5rem 1.1rem;
    border: 2px solid var(--g200);
    background: var(--white);
    font-family: var(--font);
    font-weight: 600;
    font-size: 0.8rem;
    color: var(--g500);
    cursor: pointer;
    transition: var(--ease);
    white-space: nowrap;
}

    .ftab:hover {
        border-color: var(--black);
        color: var(--black);
    }

    .ftab.active {
        background: var(--black);
        color: var(--white);
        border-color: var(--black);
    }

/* Page wrap */
.page-wrap {
    max-width: 1280px;
    margin: 0 auto;
    padding: 2.5rem 2rem 5rem;
}

/* Featured section */
.featured-section {
    margin-bottom: 2.5rem;
}

.featured-wrap {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 1.5rem;
}

.featured-player {
    position: relative;
    padding-bottom: 56.25%;
    background: var(--black);
}

    .featured-player iframe {
        position: absolute;
        inset: 0;
        width: 100%;
        height: 100%;
        border: none;
    }

.featured-info {
    background: var(--white);
    border: 2px solid var(--g200);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.feat-tag {
    font-family: var(--mono);
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 0.25rem 0.65rem;
    border: 1px solid var(--red);
    color: var(--red);
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    width: fit-content;
}

.feat-title {
    font-size: 1.15rem;
    font-weight: 800;
    line-height: 1.35;
}

.feat-channel {
    font-size: 0.82rem;
    color: var(--g500);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

    .feat-channel i {
        color: var(--red);
    }

.feat-desc {
    font-size: 0.83rem;
    color: var(--g500);
    line-height: 1.65;
    flex: 1;
}

.feat-meta {
    display: flex;
    gap: 1rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--g200);
}

.feat-meta-item {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-family: var(--mono);
    font-size: 0.72rem;
    color: var(--g500);
}

.lang-badge {
    font-family: var(--mono);
    font-size: 0.65rem;
    font-weight: 700;
    padding: 0.22rem 0.6rem;
    border: 1px solid var(--g300);
    color: var(--g700);
    text-transform: uppercase;
    background: var(--g100);
}

/* Video grid */
.videos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.video-card {
    background: var(--white);
    border: 2px solid var(--g200);
    display: flex;
    flex-direction: column;
    transition: var(--ease);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

    .video-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 4px;
        background: var(--red);
        transform: scaleX(0);
        transition: var(--ease);
        z-index: 1;
    }

    .video-card:hover::before {
        transform: scaleX(1);
    }

    .video-card:hover {
        box-shadow: var(--sh-lg);
        transform: translateY(-3px);
    }

    .video-card.hidden {
        display: none;
    }

.video-thumb {
    position: relative;
    padding-bottom: 56.25%;
    background: var(--black);
    overflow: hidden;
}

    .video-thumb iframe {
        position: absolute;
        inset: 0;
        width: 100%;
        height: 100%;
        border: none;
        pointer-events: none;
    }

    .video-thumb .play-overlay {
        position: absolute;
        inset: 0;
        background: rgba(0,0,0,0.35);
        display: flex;
        align-items: center;
        justify-content: center;
        transition: var(--ease);
    }

.video-card:hover .play-overlay {
    background: rgba(0,0,0,0.1);
}

.play-btn {
    width: 52px;
    height: 52px;
    background: var(--red);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--ease);
}

    .play-btn i {
        color: var(--white);
        font-size: 1.1rem;
        margin-left: 3px;
    }

.video-card:hover .play-btn {
    transform: scale(1.1);
}

.video-body {
    padding: 1.25rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

.video-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.vtag {
    font-family: var(--mono);
    font-size: 0.62rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.18rem 0.5rem;
    border: 1px solid var(--g300);
    color: var(--g700);
    background: var(--g100);
}

    .vtag.lang {
        border-color: var(--black);
        color: var(--black);
        background: var(--white);
    }

.video-title {
    font-size: 0.95rem;
    font-weight: 700;
    line-height: 1.4;
    flex: 1;
}

.video-channel {
    font-size: 0.78rem;
    color: var(--g500);
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

    .video-channel i {
        color: var(--red);
        font-size: 0.75rem;
    }

.video-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 0.65rem;
    border-top: 1px solid var(--g200);
}

.video-dur {
    font-family: var(--mono);
    font-size: 0.7rem;
    color: var(--g500);
}

.watch-btn {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--black);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.35rem;
    border-bottom: 1px solid var(--black);
    padding-bottom: 1px;
    transition: var(--ease);
    background: none;
    border-top: none;
    border-left: none;
    border-right: none;
    cursor: pointer;
    font-family: var(--font);
}

    .watch-btn:hover {
        gap: 0.55rem;
    }

/* Load more */
.load-more-wrap {
    text-align: center;
    margin-top: 2.5rem;
}

.btn-load {
    padding: 0.9rem 2.5rem;
    background: var(--white);
    color: var(--black);
    border: 2px solid var(--black);
    font-family: var(--font);
    font-weight: 700;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--ease);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

    .btn-load:hover {
        background: var(--black);
        color: var(--white);
    }

/* Channel strip */
.channels-section {
    margin-bottom: 2.5rem;
}

.channels-scroll {
    display: flex;
    gap: 1rem;
    overflow-x: auto;
    padding-bottom: 0.5rem;
    scrollbar-width: none;
}

    .channels-scroll::-webkit-scrollbar {
        display: none;
    }

.channel-pill {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.75rem 1.25rem;
    background: var(--white);
    border: 2px solid var(--g200);
    white-space: nowrap;
    cursor: pointer;
    transition: var(--ease);
    flex-shrink: 0;
}

    .channel-pill:hover {
        border-color: var(--black);
    }

    .channel-pill.active {
        background: var(--black);
        color: var(--white);
        border-color: var(--black);
    }

    .channel-pill .ch-ico {
        width: 28px;
        height: 28px;
        background: var(--red);
        color: var(--white);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 0.75rem;
        font-weight: 700;
        font-family: var(--mono);
        flex-shrink: 0;
    }

    .channel-pill.active .ch-ico {
        background: var(--white);
        color: var(--black);
    }

    .channel-pill .ch-name {
        font-size: 0.82rem;
        font-weight: 700;
    }

    .channel-pill .ch-count {
        font-family: var(--mono);
        font-size: 0.68rem;
        color: var(--g400);
    }

    .channel-pill.active .ch-count {
        color: var(--g300);
    }

/* No results */
.no-results {
    display: none;
    text-align: center;
    padding: 4rem 2rem;
    color: var(--g400);
}

    .no-results i {
        font-size: 3rem;
        margin-bottom: 1rem;
        display: block;
    }

    .no-results p {
        font-size: 1rem;
        font-weight: 600;
    }



.join-body {
    display: grid;
    grid-template-columns: 1fr 480px;
    min-height: 100vh;
    font-family: var(--font);
    color: var(--black);
}

Left panel – dark preview
.left-panel {
    background: var(--black);
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

.left-bg-grid {
    position: absolute;
    inset: 0;
    background-image: linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
    background-size: 44px 44px;
    pointer-events: none;
}

.left-glow {
    position: absolute;
    bottom: -100px;
    left: -100px;
    width: 500px;
    height: 500px;
    background: radial-gradient(ellipse, rgba(0,212,170,0.1) 0%, transparent 65%);
    pointer-events: none;
}

.left-nav {
    position: relative;
    z-index: 10;
    padding: 1.5rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.session-live-chip {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    font-family: var(--mono);
    font-size: 0.62rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: #00d4aa;
    border: 1px solid rgba(0,212,170,0.25);
    padding: 0.3rem 0.75rem;
}

.live-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--red);
    animation: blink 1.4s ease infinite;
}

.preview-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    position: relative;
    z-index: 5;
}

.cam-container {
    width: 100%;
    max-width: 520px;
    aspect-ratio: 16/9;
    background: #0d0d0d;
    border: 2px solid #1e1e1e;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

    .cam-container video {
        width: 100%;
        height: 100%;
        object-fit: cover;
        display: none;
        transform: scaleX(-1);
    }

        .cam-container video.active {
            display: block;
        }

.cam-off-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    color: var(--g600);
}

    .cam-off-state i {
        font-size: 2.5rem;
    }

    .cam-off-state span {
        font-family: var(--mono);
        font-size: 0.7rem;
        text-transform: uppercase;
        letter-spacing: 0.1em;
    }

.cam-name-overlay {
    position: absolute;
    bottom: 0.75rem;
    left: 0.85rem;
    font-family: var(--mono);
    font-size: 0.72rem;
    font-weight: 700;
    background: rgba(0,0,0,0.7);
    color: var(--white);
    padding: 0.25rem 0.65rem;
}

.cam-controls {
    display: flex;
    gap: 0.65rem;
    margin-top: 0.85rem;
}

.cam-ctrl {
    width: 44px;
    height: 44px;
    border-radius: 0;
    border: 1px solid #333;
    background: #111;
    color: var(--white);
    cursor: pointer;
    transition: var(--ease);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
}

    .cam-ctrl:hover {
        border-color: var(--g500);
    }

    .cam-ctrl.off {
        background: rgba(220,38,38,0.15);
        border-color: var(--red);
        color: var(--red);
    }

    .cam-ctrl.on {
        background: rgba(0,212,170,0.1);
        border-color: #00d4aa;
        color: #00d4aa;
    }

.meet-info-left {
    width: 100%;
    max-width: 520px;
    margin-top: 1.5rem;
    border: 1px solid #1e1e1e;
    background: #0d0d0d;
}

.mil-row {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.85rem 1rem;
    border-bottom: 1px solid #1a1a1a;
}

    .mil-row:last-child {
        border-bottom: none;
    }

.mil-icon {
    width: 32px;
    height: 32px;
    background: #161616;
    border: 1px solid #222;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    color: #00d4aa;
    flex-shrink: 0;
}

.mil-content {
    flex: 1;
    min-width: 0;
}

.mil-label {
    font-family: var(--mono);
    font-size: 0.58rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--g600);
    margin-bottom: 0.2rem;
}

.mil-value {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--white);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.mil-sub {
    font-size: 0.72rem;
    color: var(--g500);
    margin-top: 0.15rem;
    line-height: 1.4;
}

.waiting-strip {
    width: 100%;
    max-width: 520px;
    margin-top: 1rem;
    display: flex;
    align-items: center;
    gap: 0.65rem;
}

.waiting-avatars {
    display: flex;
}

.w-avatar {
    width: 28px;
    height: 28px;
    border: 2px solid var(--black);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--mono);
    font-size: 0.58rem;
    font-weight: 700;
    margin-left: -6px;
}

    .w-avatar:first-child {
        margin-left: 0;
    }

.waiting-text {
    font-size: 0.78rem;
    color: var(--g500);
}

    .waiting-text strong {
        color: var(--white);
    }

Right panel – join form
.right-panel {
    background: var(--g100);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.right-inner {
    flex: 1;
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.join-eyebrow {
    font-family: var(--mono);
    font-size: 0.62rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--g500);
    margin-bottom: 0.65rem;
}

.join-title {
    font-family: var(--display);
    font-size: 2rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 0.5rem;
}

.join-sub {
    font-size: 0.88rem;
    color: var(--g500);
    line-height: 1.6;
    margin-bottom: 2.25rem;
}

.join-section-label {
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--g500);
    margin-bottom: 0.65rem;
    padding-bottom: 0.4rem;
    border-bottom: 1px solid var(--g200);
}

.name-field-wrap {
    margin-bottom: 1.6rem;
}

.field-input {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 2px solid var(--g200);
    font-family: var(--font);
    font-size: 0.95rem;
    color: var(--black);
    background: var(--white);
    outline: none;
    transition: var(--ease);
}

    .field-input:focus {
        border-color: var(--black);
    }

    .field-input::placeholder {
        color: var(--g400);
    }

.device-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin-bottom: 1.6rem;
}

.device-card {
    background: var(--white);
    border: 2px solid var(--g200);
    padding: 1.1rem 1rem;
    cursor: pointer;
    transition: var(--ease);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    user-select: none;
}

    .device-card:hover {
        border-color: var(--g400);
    }

    .device-card.enabled {
        border-color: var(--black);
    }

    .device-card.disabled {
        opacity: 0.6;
    }

.device-icon {
    width: 36px;
    height: 36px;
    background: var(--g100);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    color: var(--black);
    flex-shrink: 0;
    transition: var(--ease);
}

.device-card.enabled .device-icon {
    background: var(--black);
    color: var(--white);
}

.device-label {
    font-size: 0.82rem;
    font-weight: 700;
}

.device-status {
    font-size: 0.65rem;
    color: var(--g500);
    margin-top: 0.1rem;
    font-family: var(--mono);
}

.device-card.enabled .device-status {
    color: var(--green);
}

.name-tag-preview {
    background: var(--white);
    border: 2px solid var(--g200);
    padding: 1rem 1.1rem;
    display: flex;
    align-items: center;
    gap: 0.85rem;
    margin-bottom: 1.6rem;
}

.tag-avatar {
    width: 42px;
    height: 42px;
    background: var(--black);
    color: var(--white);
    font-family: var(--mono);
    font-size: 0.85rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.tag-name {
    font-size: 0.95rem;
    font-weight: 800;
}

.tag-role {
    font-size: 0.72rem;
    color: var(--g500);
    margin-top: 0.15rem;
    font-family: var(--mono);
}

.countdown-box {
    background: var(--white);
    border: 2px solid var(--g200);
    padding: 1rem 1.1rem;
    margin-bottom: 1.6rem;
    display: none;
}

    .countdown-box.show {
        display: block;
    }

.countdown-label {
    font-family: var(--mono);
    font-size: 0.6rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--g500);
    margin-bottom: 0.5rem;
}

.countdown-digits {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.cd-unit {
    text-align: center;
}

.cd-num {
    font-family: var(--mono);
    font-size: 1.5rem;
    font-weight: 800;
    line-height: 1;
    color: var(--black);
}

.cd-lbl {
    font-size: 0.55rem;
    color: var(--g500);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-top: 0.15rem;
}

.cd-sep {
    font-family: var(--mono);
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--g300);
    margin-bottom: 0.4rem;
}

.rules-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1.8rem;
}

.rule-item {
    display: flex;
    align-items: flex-start;
    gap: 0.65rem;
    font-size: 0.8rem;
    color: var(--g600);
    line-height: 1.45;
}

    .rule-item i {
        color: #00d4aa;
        font-size: 0.7rem;
        margin-top: 0.15rem;
        flex-shrink: 0;
    }

.join-btn {
    width: 100%;
    padding: 1.05rem;
    background: var(--black);
    color: var(--white);
    border: 2px solid var(--black);
    font-family: var(--font);
    font-weight: 800;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--ease);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.65rem;
    letter-spacing: 0.02em;
    position: relative;
    overflow: hidden;
}

    .join-btn::before {
        content: '';
        position: absolute;
        inset: 0;
        background: #00d4aa;
        transform: translateX(-100%);
        transition: transform 0.35s cubic-bezier(0.4,0,0.2,1);
    }

    .join-btn:hover::before {
        transform: translateX(0);
    }

    .join-btn:hover {
        border-color: #00d4aa;
    }

    .join-btn span,
    .join-btn i {
        position: relative;
        z-index: 1;
    }

    .join-btn:hover span,
    .join-btn:hover i {
        color: var(--black);
    }

    .join-btn:disabled {
        opacity: 0.5;
        cursor: not-allowed;
        pointer-events: none;
    }

.join-btn-sub {
    text-align: center;
    font-size: 0.72rem;
    color: var(--g500);
    margin-top: 0.75rem;
    font-family: var(--mono);
}

    .join-btn-sub a {
        color: var(--black);
        font-weight: 700;
    }

.join-loading {
    display: none;
    flex-direction: column;
    align-items: center;
    gap: 1.25rem;
    padding: 2rem 0;
}

    .join-loading.show {
        display: flex;
    }

.spinner {
    width: 44px;
    height: 44px;
    border: 3px solid var(--g200);
    border-top-color: var(--black);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.loading-text {
    font-family: var(--mono);
    font-size: 0.75rem;
    color: var(--g500);
    text-align: center;
    line-height: 1.8;
}

.loading-step {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    color: var(--g400);
}

    .loading-step.done {
        color: var(--green);
    }

    .loading-step i {
        width: 14px;
    }

.right-footer {
    padding: 1.25rem 2.5rem;
    border-top: 1px solid var(--g200);
    background: var(--white);
    flex-shrink: 0;
}

.rf-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.rf-secure {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.72rem;
    color: var(--g500);
    font-family: var(--mono);
}

    .rf-secure i {
        color: #00d4aa;
    }

.rf-links {
    display: flex;
    gap: 1.25rem;
}

    .rf-links a {
        font-size: 0.72rem;
        color: var(--g500);
        text-decoration: none;
        transition: var(--ease);
    }

        .rf-links a:hover {
            color: var(--black);
        }



.hero-opuclass {
    background: var(--black);
    color: var(--white);
    position: relative;
    overflow: hidden;
    padding: 5rem 2rem 4rem;
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image: linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 48px 48px;
    pointer-events: none;
}

.hero-glow {
    position: absolute;
    top: -120px;
    left: 50%;
    transform: translateX(-50%);
    width: 700px;
    height: 400px;
    background: radial-gradient(ellipse at center, rgba(0,212,170,0.12) 0%, transparent 70%);
    pointer-events: none;
}

.hero-opuclass .hero-inner {
    max-width: 1100px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--mono);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: #00d4aa;
    border: 1px solid rgba(0,212,170,0.25);
    padding: 0.35rem 0.9rem;
    margin-bottom: 2rem;
}

    .hero-eyebrow .live-dot {
        background: #00d4aa;
        animation: blink 1.4s ease infinite;
    }

.hero-title-lg {
    font-family: var(--display);
    font-size: clamp(3rem, 8vw, 6.5rem);
    font-weight: 800;
    line-height: 1;
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem;
}

    .hero-title-lg .line1 {
        display: block;
        color: var(--g400);
        font-size: clamp(1rem, 2.5vw, 1.4rem);
        font-family: var(--mono);
        font-weight: 600;
        letter-spacing: 0.12em;
        text-transform: uppercase;
        margin-bottom: 0.75rem;
    }

    .hero-title-lg .accent-word {
        color: #00d4aa;
    }

.hero-sub-text {
    font-size: 1.1rem;
    color: var(--g400);
    max-width: 520px;
    line-height: 1.7;
    margin-bottom: 2.5rem;
}

.hero-stats-row {
    display: flex;
    gap: 2.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--g800);
}

.h-stat-num {
    font-family: var(--mono);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--white);
    line-height: 1;
}

.h-stat-lbl {
    font-size: 0.75rem;
    color: var(--g500);
    margin-top: 0.2rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

/* Page body */
.page-body {
    max-width: 1200px;
    margin: 0 auto;
    padding: 3.5rem 2rem 6rem;
}

/* Two-column layout */
.two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
    align-items: start;
}

/* Form card */
.form-card {
    background: var(--white);
    border: 2px solid var(--g200);
    padding: 2.5rem;
    position: relative;
    overflow: hidden;
}

    .form-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 4px;
        background: linear-gradient(90deg, #00d4aa, var(--blue));
    }

.form-card-title {
    font-size: 1.15rem;
    font-weight: 800;
    margin-bottom: 0.35rem;
    display: flex;
    align-items: center;
    gap: 0.65rem;
}

    .form-card-title i {
        color: #00d4aa;
    }

.form-card-sub {
    font-size: 0.85rem;
    color: var(--g500);
    margin-bottom: 2rem;
    line-height: 1.5;
}

.field-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    margin-bottom: 1.3rem;
}

.field-label {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--g700);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

    .field-label i {
        font-size: 0.65rem;
        color: var(--g400);
    }

.field-input,
.field-select,
.field-textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--g200);
    font-family: var(--font);
    font-size: 0.9rem;
    color: var(--black);
    background: var(--white);
    outline: none;
    transition: var(--ease);
}

    .field-input:focus,
    .field-select:focus,
    .field-textarea:focus {
        border-color: var(--black);
    }

.field-textarea {
    resize: vertical;
    min-height: 90px;
    line-height: 1.6;
}

.field-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23737373' stroke-width='2' fill='none'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    cursor: pointer;
}

.field-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.role-toggle {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    border: 2px solid var(--g200);
    overflow: hidden;
}

.role-opt {
    display: none;
}

.role-opt-lbl {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    padding: 0.9rem 1rem;
    cursor: pointer;
    background: var(--g100);
    transition: var(--ease);
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--g500);
    border-right: 1px solid var(--g200);
}

    .role-opt-lbl:last-of-type {
        border-right: none;
    }

    .role-opt-lbl i {
        font-size: 1.1rem;
    }

.role-opt:checked + .role-opt-lbl {
    background: var(--black);
    color: var(--white);
}

.btn-generate {
    width: 100%;
    padding: 1rem;
    background: var(--black);
    color: var(--white);
    border: 2px solid var(--black);
    font-family: var(--font);
    font-weight: 800;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--ease);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.65rem;
    margin-top: 0.5rem;
    letter-spacing: 0.02em;
}

    .btn-generate:hover {
        background: var(--g800);
    }

    .btn-generate i {
        transition: transform 0.3s ease;
    }

    .btn-generate:hover i {
        transform: rotate(15deg);
    }

/* Generated link box */
.link-result {
    margin-top: 1.5rem;
    padding: 1.25rem;
    background: var(--g100);
    border: 2px solid var(--g200);
    display: none;
    flex-direction: column;
    gap: 1rem;
    animation: slideDown 0.3s ease;
}

    .link-result.show {
        display: flex;
    }

.link-result-label {
    font-family: var(--mono);
    font-size: 0.6rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--g500);
}

.link-display {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.link-url {
    flex: 1;
    font-family: var(--mono);
    font-size: 0.75rem;
    padding: 0.6rem 0.85rem;
    background: var(--white);
    border: 1px solid var(--g200);
    color: var(--g700);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.link-copy-btn {
    padding: 0.55rem 0.9rem;
    background: var(--black);
    color: var(--white);
    border: none;
    font-family: var(--mono);
    font-size: 0.7rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--ease);
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

    .link-copy-btn:hover {
        background: var(--g800);
    }

    .link-copy-btn.copied {
        background: var(--green);
    }

.link-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

.link-action-btn {
    padding: 0.8rem 1rem;
    font-family: var(--font);
    font-weight: 700;
    font-size: 0.85rem;
    cursor: pointer;
    transition: var(--ease);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    text-decoration: none;
}

.btn-instructor {
    background: #00d4aa;
    color: var(--black);
    border: 2px solid #00d4aa;
}

    .btn-instructor:hover {
        background: #00bfa0;
        border-color: #00bfa0;
    }

.btn-share {
    background: transparent;
    color: var(--black);
    border: 2px solid var(--g300);
}

    .btn-share:hover {
        border-color: var(--black);
    }

.meeting-info-strip {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    border: 1px solid var(--g200);
    margin-top: 0.85rem;
}

.info-cell {
    padding: 0.65rem 0.75rem;
    text-align: center;
    border-right: 1px solid var(--g200);
}

    .info-cell:last-child {
        border-right: none;
    }

.info-cell-val {
    font-family: var(--mono);
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--black);
}

.info-cell-lbl {
    font-size: 0.6rem;
    color: var(--g500);
    margin-top: 0.1rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}


.video-card-wrap {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.video-wrapper {
    position: relative;
    background: var(--black);
    border: 2px solid var(--g200);
    overflow: hidden;
}

    .video-wrapper::before {
        content: '';
        display: block;
        padding-top: 56.25%;
    }

    .video-wrapper iframe {
        position: absolute;
        inset: 0;
        width: 100%;
        height: 100%;
        border: none;
    }

.video-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--mono);
    font-size: 0.6rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--g500);
    padding: 0.65rem 0.85rem;
    background: var(--white);
    border: 2px solid var(--g200);
    border-top: none;
    justify-content: space-between;
}

.video-live-chip {
    background: var(--red);
    color: var(--white);
    font-size: 0.55rem;
    padding: 0.18rem 0.5rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

    .video-live-chip i {
        font-size: 0.45rem;
        animation: blink 1.2s ease infinite;
    }

.preview-info {
    background: var(--white);
    border: 2px solid var(--g200);
    padding: 1.5rem;
}

    .preview-info h4 {
        font-size: 1rem;
        font-weight: 800;
        margin-bottom: 0.5rem;
        display: flex;
        align-items: center;
        gap: 0.6rem;
    }

        .preview-info h4 i {
            color: #00d4aa;
        }

    .preview-info p {
        font-size: 0.85rem;
        color: var(--g500);
        line-height: 1.6;
        margin-bottom: 1rem;
    }

.preview-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.p-tag {
    font-family: var(--mono);
    font-size: 0.62rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    border: 1px solid var(--g200);
    padding: 0.22rem 0.6rem;
    color: var(--g600);
}

/* How it works */
.how-section {
    margin-top: 4.5rem;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    border: 2px solid var(--g200);
    margin-top: 2rem;
}

.step {
    padding: 2rem 1.5rem;
    border-right: 1px solid var(--g200);
    position: relative;
    overflow: hidden;
    transition: var(--ease);
}

    .step:last-child {
        border-right: none;
    }

    .step:hover {
        background: var(--black);
        color: var(--white);
    }

        .step:hover .step-num {
            color: rgba(255,255,255,0.08);
        }

        .step:hover .step-icon i {
            color: #00d4aa;
        }

        .step:hover .step-title {
            color: var(--white);
        }

        .step:hover .step-desc {
            color: var(--g400);
        }

.step-num {
    font-family: var(--display);
    font-size: 5rem;
    font-weight: 800;
    color: var(--g200);
    line-height: 1;
    position: absolute;
    top: 0.5rem;
    right: 0.75rem;
    transition: var(--ease);
}

.step-icon {
    margin-bottom: 1rem;
}

    .step-icon i {
        font-size: 1.6rem;
        color: var(--black);
        transition: var(--ease);
    }

.step-title {
    font-size: 1rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    transition: var(--ease);
}

.step-desc {
    font-size: 0.82rem;
    color: var(--g500);
    line-height: 1.6;
    transition: var(--ease);
}


.sessions-section {
    margin-top: 4.5rem;
}

.sessions-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
}

.session-card-oc {
    background: var(--white);
    border: 2px solid var(--g200);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    transition: var(--ease);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

    .session-card-oc::after {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 3px;
        background: var(--black);
        transform: scaleX(0);
        transition: var(--ease);
    }

    .session-card-oc:hover::after {
        transform: scaleX(1);
    }

    .session-card-oc:hover {
        box-shadow: var(--sh-lg);
        transform: translateY(-2px);
    }

.sc-top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
}

.sc-badge {
    font-family: var(--mono);
    font-size: 0.58rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 0.22rem 0.6rem;
    border: 1px solid;
}

    .sc-badge.live {
        border-color: var(--red);
        color: var(--red);
        background: rgba(220,38,38,0.06);
        display: flex;
        align-items: center;
        gap: 0.3rem;
    }

        .sc-badge.live i {
            font-size: 0.4rem;
            animation: blink 1.2s infinite;
        }

    .sc-badge.soon {
        border-color: var(--amber);
        color: var(--amber);
    }

    .sc-badge.upcoming {
        border-color: var(--g300);
        color: var(--g500);
    }

.sc-instructor {
    display: flex;
    align-items: center;
    gap: 0.55rem;
}

.sc-avatar {
    width: 32px;
    height: 32px;
    background: var(--black);
    color: var(--white);
    font-family: var(--mono);
    font-size: 0.7rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.sc-name {
    font-size: 0.78rem;
    font-weight: 700;
}

.sc-role {
    font-size: 0.65rem;
    color: var(--g500);
}

.sc-title {
    font-size: 0.95rem;
    font-weight: 800;
    line-height: 1.3;
}

.sc-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.75rem;
    color: var(--g500);
    font-family: var(--mono);
}

    .sc-meta span {
        display: flex;
        align-items: center;
        gap: 0.3rem;
    }

.sc-join-btn {
    width: 100%;
    padding: 0.65rem;
    background: var(--black);
    color: var(--white);
    border: 2px solid var(--black);
    font-family: var(--font);
    font-weight: 700;
    font-size: 0.82rem;
    cursor: pointer;
    transition: var(--ease);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    text-decoration: none;
    margin-top: 0.25rem;
}

    .sc-join-btn:hover {
        background: transparent;
        color: var(--black);
    }

    .sc-join-btn.outline {
        background: transparent;
        color: var(--black);
        border-color: var(--g200);
    }

        .sc-join-btn.outline:hover {
            border-color: var(--black);
        }


.plans-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3.5rem;
}

.plan-card {
    background: var(--white);
    border: 2px solid var(--g200);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    position: relative;
    transition: var(--ease);
}

    .plan-card:hover {
        box-shadow: var(--sh-lg);
    }

    .plan-card.featured {
        border-color: var(--black);
    }

        .plan-card.featured::before {
            content: 'MOST POPULAR';
            position: absolute;
            top: -1px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--black);
            color: var(--white);
            font-family: var(--mono);
            font-size: 0.6rem;
            font-weight: 700;
            letter-spacing: 0.1em;
            padding: 0.3rem 0.9rem;
        }

.plan-top {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.plan-name {
    font-size: 1.1rem;
    font-weight: 800;
}

.plan-desc {
    font-size: 0.82rem;
    color: var(--g500);
    line-height: 1.5;
}

.plan-price {
    display: flex;
    align-items: baseline;
    gap: 0.35rem;
}

    .plan-price .amount {
        font-family: var(--mono);
        font-size: 2.4rem;
        font-weight: 800;
        line-height: 1;
    }

    .plan-price .per {
        font-size: 0.8rem;
        color: var(--g500);
    }

    .plan-price .free-tag {
        font-family: var(--mono);
        font-size: 1.6rem;
        font-weight: 800;
    }

.plan-divider {
    height: 1px;
    background: var(--g200);
}

.plan-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    flex: 1;
}

    .plan-features li {
        font-size: 0.875rem;
        display: flex;
        align-items: center;
        gap: 0.7rem;
    }

        .plan-features li i {
            font-size: 0.8rem;
            width: 16px;
            text-align: center;
        }

        .plan-features li .fa-check {
            color: var(--green);
        }

        .plan-features li .fa-lock {
            color: var(--g300);
        }

        .plan-features li.locked {
            color: var(--g400);
        }

.plan-btn {
    width: 100%;
    padding: 0.9rem;
    font-family: var(--font);
    font-weight: 700;
    font-size: 0.9rem;
    cursor: pointer;
    border: 2px solid var(--black);
    transition: var(--ease);
    margin-top: 0.5rem;
}

    .plan-btn.filled {
        background: var(--black);
        color: var(--white);
    }

        .plan-btn.filled:hover {
            background: var(--g800);
        }

    .plan-btn.outline {
        background: transparent;
        color: var(--black);
    }

        .plan-btn.outline:hover {
            background: var(--black);
            color: var(--white);
        }


.sessions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3.5rem;
}

.session-card {
    background: var(--white);
    border: 2px solid var(--g200);
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    transition: var(--ease);
    position: relative;
    overflow: hidden;
}

    .session-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 4px;
        background: var(--black);
        transform: scaleX(0);
        transition: var(--ease);
    }

    .session-card:hover::before {
        transform: scaleX(1);
    }

    .session-card:hover {
        box-shadow: var(--sh-lg);
    }

    .session-card.locked-card {
        opacity: 0.55;
        pointer-events: none;
    }

.session-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.session-tag {
    font-family: var(--mono);
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    padding: 0.25rem 0.65rem;
    border: 1px solid;
}

    .session-tag.live {
        border-color: var(--green);
        color: var(--green);
    }

    .session-tag.upcoming {
        border-color: var(--amber);
        color: var(--amber);
    }

    .session-tag.recorded {
        border-color: var(--g300);
        color: var(--g500);
    }

.session-time {
    font-family: var(--mono);
    font-size: 0.72rem;
    color: var(--g500);
}

.session-title {
    font-size: 1.05rem;
    font-weight: 700;
    line-height: 1.35;
}

.session-tutor {
    display: flex;
    align-items: center;
    gap: 0.65rem;
}

.tutor-avatar {
    width: 34px;
    height: 34px;
    background: var(--g100);
    border: 2px solid var(--g200);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    flex-shrink: 0;
    font-weight: 700;
    color: var(--g700);
}

.tutor-name {
    font-size: 0.82rem;
    font-weight: 700;
}

.tutor-role {
    font-size: 0.7rem;
    color: var(--g500);
}

.zoom-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 0.85rem;
    background: #2D8CFF;
    color: var(--white);
    border: none;
    font-family: var(--font);
    font-weight: 700;
    font-size: 0.875rem;
    cursor: pointer;
    transition: var(--ease);
    text-decoration: none;
}

    .zoom-btn:hover {
        background: #1a7aee;
        transform: translateY(-2px);
    }

    .zoom-btn i {
        font-size: 0.9rem;
    }

    .zoom-btn .zoom-logo {
        font-family: var(--mono);
        font-weight: 800;
        font-size: 0.75rem;
        background: var(--white);
        color: #2D8CFF;
        padding: 0.1rem 0.35rem;
    }

/* Premium tools tile */
.tool-tile {
    background: var(--white);
    border: 2px solid var(--g200);
    padding: 1.5rem 1.25rem;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
    transition: var(--ease);
    position: relative;
    cursor: pointer;
}

    .tool-tile::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 3px;
        background: var(--black);
        transform: scaleX(0);
        transition: var(--ease);
    }

    .tool-tile:hover::before {
        transform: scaleX(1);
    }

    .tool-tile:hover {
        box-shadow: var(--sh-md);
    }

    .tool-tile.locked-tool {
        opacity: 0.5;
        cursor: not-allowed;
    }

        .tool-tile.locked-tool::after {
            content: '\f023';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            top: 0.75rem;
            right: 0.75rem;
            font-size: 0.7rem;
            color: var(--g400);
        }

.tool-ico {
    width: 40px;
    height: 40px;
    background: var(--g100);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--black);
}

.tool-name {
    font-size: 0.875rem;
    font-weight: 700;
    line-height: 1.3;
}

.tool-desc {
    font-size: 0.72rem;
    color: var(--g500);
    line-height: 1.5;
}

.tool-access {
    font-size: 0.7rem;
    font-weight: 700;
    font-family: var(--mono);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--green);
}

    .tool-access.locked {
        color: var(--g400);
    }

/* Subscribe banner */
.subscribe-banner {
    background: var(--black);
    color: var(--white);
    padding: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    flex-wrap: wrap;
    margin-bottom: 3.5rem;
}

    .subscribe-banner h3 {
        font-size: 1.4rem;
        font-weight: 800;
        margin-bottom: 0.4rem;
    }

    .subscribe-banner p {
        font-size: 0.875rem;
        color: var(--g400);
    }

.banner-btn {
    flex-shrink: 0;
    padding: 1rem 2rem;
    background: var(--white);
    color: var(--black);
    border: none;
    font-family: var(--font);
    font-weight: 800;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--ease);
    white-space: nowrap;
}

    .banner-btn:hover {
        background: var(--g200);
    }


.fade-up {
    opacity: 0;
    animation: fadeUp 0.7s ease forwards;
}

    .fade-up:nth-child(1) {
        animation-delay: 0.05s;
    }

    .fade-up:nth-child(2) {
        animation-delay: 0.15s;
    }

    .fade-up:nth-child(3) {
        animation-delay: 0.25s;
    }




/* Top bar */
.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 2rem;
    background: var(--black);
    border-bottom: 1px solid #1a1a1a;
    flex-shrink: 0;
    z-index: 10;
}

.topbar-logo {
    font-family: var(--font-ui);
    font-weight: 800;
    font-size: 1.2rem;
    letter-spacing: 0.08em;
    color: var(--white);
}

    .topbar-logo span {
        color: var(--gold);
    }

.topbar-title {
    font-size: 0.85rem;
    color: #555;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.topbar-back {
    font-size: 0.8rem;
    color: var(--gold);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    transition: opacity 0.2s;
}

    .topbar-back:hover {
        opacity: 0.7;
    }

/* Main AI layout */
.main-ai {
    display: flex;
    flex: 1;
    overflow: hidden;
}

/* Chat panel */
.chat-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    border-right: 1px solid #1a1a1a;
    position: relative;
    overflow: hidden;
}

.chat-header {
    padding: 1rem 1.5rem;
    background: var(--black);
    border-bottom: 1px solid #1a1a1a;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
}

.chat-header-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--gold);
    box-shadow: 0 0 6px var(--gold);
    animation: pulse-dot 2s infinite;
}

.chat-header h2 {
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--gray-200);
}

.chat-header-sub {
    font-size: 0.7rem;
    color: #555;
    margin-left: auto;
    font-family: var(--font-mono);
}

.messages {
    flex: 1;
    overflow-y: auto;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    scrollbar-width: thin;
    scrollbar-color: #2a2a2a transparent;
}

    .messages::-webkit-scrollbar {
        width: 4px;
    }

    .messages::-webkit-scrollbar-track {
        background: transparent;
    }

    .messages::-webkit-scrollbar-thumb {
        background: #2a2a2a;
        border-radius: 2px;
    }

/* Message bubbles */
.msg {
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
    animation: msg-in 0.3s ease;
}

    .msg.user {
        flex-direction: row-reverse;
    }

.msg-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    flex-shrink: 0;
    font-family: var(--font-mono);
    font-weight: 700;
}

.msg.user .msg-avatar {
    background: var(--gray-700);
    color: var(--white);
}

.msg.ai .msg-avatar {
    background: var(--gold);
    color: var(--black);
}

.msg-body {
    max-width: 78%;
}

.msg-name {
    font-size: 0.68rem;
    color: #555;
    margin-bottom: 0.3rem;
    font-family: var(--font-mono);
}

.msg.user .msg-name {
    text-align: right;
}

.msg-bubble {
    padding: 0.85rem 1rem;
    border-radius: 2px;
    font-size: 0.875rem;
    line-height: 1.6;
}

.msg.user .msg-bubble {
    background: var(--gray-800);
    color: var(--gray-100);
    border: 1px solid #2a2a2a;
    border-top-right-radius: 0;
}

.msg.ai .msg-bubble {
    background: #0d0d0d;
    color: var(--gray-100);
    border: 1px solid #222;
    border-top-left-radius: 0;
}

.msg-bubble code {
    font-family: var(--font-mono);
    background: #1a1a1a;
    color: var(--gold);
    padding: 0.15em 0.4em;
    border-radius: 2px;
    font-size: 0.8em;
}

/* Typing indicator */
.typing-indicator {
    display: flex;
    gap: 4px;
    align-items: center;
    padding: 0.85rem 1rem;
    background: #0d0d0d;
    border: 1px solid #222;
    border-top-left-radius: 0;
}

.typing-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--gold);
    animation: bounce-dot 1.2s infinite;
}

    .typing-dot:nth-child(2) {
        animation-delay: 0.2s;
    }

    .typing-dot:nth-child(3) {
        animation-delay: 0.4s;
    }

/* Code overlay panel */
.code-overlay {
    position: absolute;
    inset: 0;
    background: var(--black);
    display: flex;
    flex-direction: column;
    transform: translateY(100%);
    transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1);
    z-index: 20;
}

    .code-overlay.open {
        transform: translateY(0);
    }

.code-overlay-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    background: var(--gray-900);
    border-bottom: 1px solid #222;
    flex-shrink: 0;
}

    .code-overlay-header .lang-tag {
        font-family: var(--font-mono);
        font-size: 0.75rem;
        color: var(--gold);
        background: #1a1500;
        border: 1px solid var(--gold-dim);
        padding: 0.2rem 0.6rem;
        border-radius: 2px;
    }

    .code-overlay-header .close-code {
        background: none;
        border: none;
        color: #555;
        cursor: pointer;
        font-size: 0.8rem;
        display: flex;
        align-items: center;
        gap: 0.4rem;
        transition: color 0.2s;
        font-family: var(--font-mono);
    }

        .code-overlay-header .close-code:hover {
            color: var(--gold);
        }

.code-content {
    flex: 1;
    overflow: auto;
    padding: 1.5rem;
    scrollbar-width: thin;
    scrollbar-color: #2a2a2a transparent;
}

    .code-content::-webkit-scrollbar {
        width: 4px;
    }

    .code-content::-webkit-scrollbar-track {
        background: transparent;
    }

    .code-content::-webkit-scrollbar-thumb {
        background: #2a2a2a;
        border-radius: 2px;
    }

    .code-content pre {
        font-family: var(--font-mono);
        font-size: 0.82rem;
        line-height: 1.7;
        color: #e0e0e0;
        white-space: pre;
        tab-size: 2;
    }


    .code-content .kw {
        color: #cc99cd;
    }

    .code-content .str {
        color: #7ec699;
    }

    .code-content .cmt {
        color: #555;
        font-style: italic;
    }

    .code-content .num {
        color: #f08d49;
    }

    .code-content .fn {
        color: var(--gold);
    }

.code-caption {
    padding: 1rem 1.5rem;
    background: #0a0a0a;
    border-top: 1px solid #1a1a1a;
    font-size: 0.8rem;
    color: #555;
    font-family: var(--font-mono);
    flex-shrink: 0;
}

/* Chat input area */
.chat-input-area {
    padding: 1rem 1.5rem;
    background: var(--black);
    border-top: 1px solid #1a1a1a;
    flex-shrink: 0;
}

.input-row {
    display: flex;
    gap: 0.75rem;
    align-items: flex-end;
}

.chat-input {
    flex: 1;
    background: var(--gray-900);
    border: 1px solid #2a2a2a;
    color: var(--white);
    font-family: var(--font-ui);
    font-size: 0.875rem;
    padding: 0.75rem 1rem;
    border-radius: 2px;
    resize: none;
    min-height: 44px;
    max-height: 120px;
    outline: none;
    transition: border-color 0.2s;
    line-height: 1.5;
}

    .chat-input:focus {
        border-color: var(--gold-dim);
    }

    .chat-input::placeholder {
        color: #444;
    }

.send-btn {
    width: 44px;
    height: 44px;
    background: var(--gold);
    border: none;
    border-radius: 2px;
    color: var(--black);
    cursor: pointer;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s, transform 0.1s;
    flex-shrink: 0;
}

    .send-btn:hover {
        background: #ffe033;
    }

    .send-btn:active {
        transform: scale(0.95);
    }

    .send-btn:disabled {
        background: #333;
        color: #666;
        cursor: not-allowed;
    }

.input-hint {
    font-size: 0.68rem;
    color: #333;
    margin-top: 0.5rem;
    font-family: var(--font-mono);
}

/* Robot panel */
.robot-panel {
    width: 380px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: var(--black);
    position: relative;
    overflow: hidden;
    gap: 1.5rem;
    padding: 2rem 1.5rem;
}

    .robot-panel::before {
        content: '';
        position: absolute;
        inset: 0;
        background-image: linear-gradient(rgba(255,215,0,0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255,215,0,0.03) 1px, transparent 1px);
        background-size: 32px 32px;
        pointer-events: none;
    }

    .robot-panel::after {
        content: '';
        position: absolute;
        top: 30%;
        left: 50%;
        transform: translate(-50%, -50%);
        width: 320px;
        height: 320px;
        background: radial-gradient(ellipse, rgba(255,215,0,0.06) 0%, transparent 70%);
        pointer-events: none;
    }

.robot-name {
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: 0.25em;
    color: var(--gold);
    text-transform: uppercase;
    position: relative;
    z-index: 1;
}

    .robot-name::after {
        content: 'AI ASSISTANT';
        display: block;
        font-size: 0.55rem;
        color: #444;
        letter-spacing: 0.3em;
        text-align: center;
        margin-top: 2px;
    }

.robot-face-wrap {
    position: relative;
    z-index: 1;
}

#robot-svg {
    width: 220px;
    height: 220px;
    filter: drop-shadow(0 0 18px rgba(255,215,0,0.12));
    transition: filter 0.3s;
}

    #robot-svg.talking {
        filter: drop-shadow(0 0 28px rgba(255,215,0,0.28));
    }

.robot-status {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: #444;
}

.robot-status-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--gold);
    box-shadow: 0 0 5px var(--gold);
}

    .robot-status-dot.dim {
        background: #333;
        box-shadow: none;
    }

.robot-caption {
    position: relative;
    z-index: 1;
    width: 100%;
    background: #0a0a0a;
    border: 1px solid #1a1a1a;
    border-radius: 2px;
    padding: 0.85rem 1rem;
    font-size: 0.78rem;
    color: #666;
    font-family: var(--font-ui);
    line-height: 1.5;
    min-height: 70px;
    text-align: center;
    transition: color 0.3s;
}

    .robot-caption.active {
        color: var(--gray-200);
    }

    .robot-caption .cursor {
        display: inline-block;
        width: 2px;
        height: 1em;
        background: var(--gold);
        margin-left: 2px;
        vertical-align: text-bottom;
        animation: blink-cursor 0.7s infinite;
    }

.robot-specs {
    position: relative;
    z-index: 1;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
}

.spec-item {
    background: #0a0a0a;
    border: 1px solid #1a1a1a;
    padding: 0.5rem 0.75rem;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: #444;
}

    .spec-item span {
        display: block;
        color: var(--gold);
        font-size: 0.75rem;
    }

.robot-head-group {
    animation: head-bob 3s ease-in-out infinite;
}

.robot-eye-l,
.robot-eye-r {
    animation: eye-blink 4s ease-in-out infinite, eye-glow 2s ease-in-out infinite;
    transform-origin: center;
}

.robot-eye-r {
    animation-delay: 0.1s;
}

.robot-scan {
    animation: scan-line 3s ease-in-out infinite;
}

.robot-antenna-dot {
    animation: antenna-pulse 1.5s ease-in-out infinite;
}

.robot-mouth-path {
    transition: d 0.1s;
}

#robot-svg.talking .robot-eye-l,
#robot-svg.talking .robot-eye-r {
    fill: var(--gold) !important;
}



.install-section {
    background: var(--color-gray-100);
}

.install-header {
    text-align: center;
    margin-bottom: 3.5rem;
}

    .install-header .section-sub {
        margin: 0 auto;
    }

.install-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.install-card {
    background: var(--color-white);
    border: 2px solid var(--color-gray-200);
    padding: 2.5rem 2rem;
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

    .install-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 3px;
        background: var(--accent);
        transform: scaleX(0);
        transition: var(--transition-base);
    }

    .install-card:hover::before {
        transform: scaleX(1);
    }

    .install-card:hover {
        border-color: var(--accent);
        box-shadow: var(--shadow-xl);
        transform: translateY(-4px);
    }

.install-icon {
    width: 56px;
    height: 56px;
    background: var(--color-gray-900);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--accent);
    margin-bottom: 1.5rem;
}

.install-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.install-card p {
    color: var(--color-gray-500);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    flex: 1;
}

.install-version {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--accent);
    background: rgba(26,167,192,0.08);
    border: 1px solid rgba(26,167,192,0.25);
    padding: 0.2rem 0.6rem;
    margin-bottom: 1.5rem;
}

.btn-install {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.75rem 1.5rem;
    background: var(--color-black);
    color: var(--color-white);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.875rem;
    font-family: var(--font-display);
    border: 2px solid var(--color-black);
    transition: var(--transition-base);
    cursor: pointer;
}

    .btn-install:hover {
        background: transparent;
        color: var(--color-black);
    }

/* Editor section */
.editor-section {
    background: #0d1117;
    display: flex;
    flex-direction: column;
    min-height: calc(100vh - var(--navbar-h));
}

.editor-header {
    text-align: center;
    padding: 3rem 2rem 1.75rem;
    flex-shrink: 0;
}

    .editor-header .section-title {
        color: var(--color-white);
    }

    .editor-header .section-sub {
        color: var(--color-gray-500);
        margin: 0 auto;
    }

    .editor-header .section-label {
        color: var(--accent);
    }

.editor-toolbar {
    display: flex;
    gap: 0.75rem;
    padding: 0 2rem 1.25rem;
    justify-content: flex-end;
    flex-wrap: wrap;
    flex-shrink: 0;
}

.toolbar-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1.1rem;
    font-size: 0.82rem;
    font-weight: 600;
    font-family: var(--font-display);
    cursor: pointer;
    border: 1px solid var(--vsc-border);
    border-radius: 4px;
    transition: var(--transition-base);
    color: var(--color-gray-300);
    background: rgba(255,255,255,0.05);
}

    .toolbar-btn:hover {
        background: rgba(255,255,255,0.12);
        color: white;
    }

    .toolbar-btn.run {
        background: var(--accent);
        border-color: var(--accent);
        color: white;
    }

        .toolbar-btn.run:hover {
            background: var(--accent-dark);
        }


.vscode-clone {
    flex: 1;
    display: flex;
    flex-direction: column;
    font-family: var(--font-mono);
    border-top: 1px solid var(--vsc-border);
    overflow: hidden;
    min-height: 0;
}

.vsc-titlebar {
    background: #323233;
    padding: 0 1rem;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
}

.vsc-dots {
    display: flex;
    gap: 6px;
}

.vsc-title-name {
    color: var(--color-gray-400);
    font-size: 0.75rem;
}

.vsc-title-actions {
    display: flex;
    gap: 0.25rem;
}

.vsc-title-btn {
    width: 28px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gray-400);
    font-size: 0.7rem;
    cursor: pointer;
    border: none;
    background: transparent;
}

    .vsc-title-btn:hover {
        background: rgba(255,255,255,0.1);
        color: white;
    }

.vsc-menubar {
    background: #3c3c3c;
    padding: 0 0.5rem;
    height: 28px;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    flex-shrink: 0;
}

.vsc-menu-item {
    padding: 0 0.6rem;
    height: 100%;
    display: flex;
    align-items: center;
    color: var(--color-gray-300);
    font-size: 0.75rem;
    cursor: pointer;
    transition: background 0.15s;
}

    .vsc-menu-item:hover {
        background: rgba(255,255,255,0.1);
    }

.vsc-body {
    display: flex;
    flex: 1;
    overflow: hidden;
    min-height: 0;
}

.vsc-activitybar {
    width: 48px;
    background: var(--vsc-activitybar);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0.5rem 0;
    flex-shrink: 0;
    border-right: 1px solid var(--vsc-border);
}

.vsc-activity-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gray-500);
    font-size: 1.15rem;
    cursor: pointer;
    transition: color 0.15s;
    position: relative;
}

    .vsc-activity-icon:hover {
        color: var(--color-white);
    }

    .vsc-activity-icon.active {
        color: var(--color-white);
    }

        .vsc-activity-icon.active::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 2px;
            height: 24px;
            background: var(--color-white);
        }

.vsc-activity-bottom {
    margin-top: auto;
}

.vsc-sidebar {
    width: 220px;
    background: var(--vsc-sidebar);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    border-right: 1px solid var(--vsc-border);
    overflow: hidden;
}

.vsc-sidebar-title {
    padding: 0.5rem 1rem;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-gray-400);
    border-bottom: 1px solid var(--vsc-border);
}

.vsc-file-tree {
    padding: 0.5rem 0;
    overflow-y: auto;
    flex: 1;
}

    .vsc-file-tree::-webkit-scrollbar {
        width: 4px;
    }

    .vsc-file-tree::-webkit-scrollbar-thumb {
        background: var(--vsc-border);
    }

.vsc-folder, .vsc-file {
    padding: 0.22rem 0.75rem;
    font-size: 0.8rem;
    color: var(--color-gray-300);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    white-space: nowrap;
    transition: background 0.1s;
    user-select: none;
}

    .vsc-folder:hover, .vsc-file:hover {
        background: rgba(255,255,255,0.06);
    }

    .vsc-file.active {
        background: rgba(255,255,255,0.1);
        color: white;
    }

    .vsc-folder i.fa-folder, .vsc-folder i.fa-folder-open {
        color: #e8bf6a;
        font-size: 0.8rem;
    }

    .vsc-folder i.fa-chevron-right, .vsc-folder i.fa-chevron-down {
        font-size: 0.6rem;
        color: var(--color-gray-500);
    }

    .vsc-file i {
        font-size: 0.8rem;
    }

.indent1 {
    padding-left: 1.5rem;
}

.indent2 {
    padding-left: 2.5rem;
}

.vsc-editor-pane {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: var(--vsc-bg);
    min-width: 0;
}

.vsc-tabs {
    display: flex;
    background: #2d2d2d;
    border-bottom: 1px solid var(--vsc-border);
    flex-shrink: 0;
    overflow-x: auto;
}

    .vsc-tabs::-webkit-scrollbar {
        height: 3px;
    }

    .vsc-tabs::-webkit-scrollbar-thumb {
        background: var(--vsc-border);
    }

.vsc-tab {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.4rem 1rem;
    font-size: 0.8rem;
    cursor: pointer;
    color: var(--color-gray-500);
    border-right: 1px solid var(--vsc-border);
    white-space: nowrap;
    transition: background 0.15s;
    min-width: 110px;
    position: relative;
    flex-shrink: 0;
}

    .vsc-tab.active {
        background: var(--vsc-bg);
        color: var(--color-white);
        border-top: 1px solid var(--accent);
    }

    .vsc-tab:hover:not(.active) {
        background: rgba(255,255,255,0.05);
        color: var(--color-gray-300);
    }

.vsc-tab-close {
    margin-left: auto;
    width: 16px;
    height: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 3px;
    font-size: 0.65rem;
    opacity: 0;
    transition: opacity 0.15s;
}

.vsc-tab:hover .vsc-tab-close, .vsc-tab.active .vsc-tab-close {
    opacity: 1;
}

.vsc-tab-close:hover {
    background: rgba(255,255,255,0.15);
}

.vsc-breadcrumb {
    padding: 0.3rem 1rem;
    font-size: 0.75rem;
    color: var(--color-gray-500);
    border-bottom: 1px solid var(--vsc-border);
    display: flex;
    align-items: center;
    gap: 0.4rem;
    flex-shrink: 0;
}

    .vsc-breadcrumb span:hover {
        color: var(--color-white);
        cursor: pointer;
    }

    .vsc-breadcrumb .sep {
        opacity: 0.4;
    }

.vsc-code-area {
    flex: 1;
    display: flex;
    overflow: hidden;
    position: relative;
    min-height: 0;
}

.vsc-line-numbers {
    padding: 0.75rem 0.5rem;
    text-align: right;
    color: var(--vsc-linenum);
    font-size: 0.84rem;
    line-height: 1.65;
    user-select: none;
    background: var(--vsc-bg);
    min-width: 52px;
    overflow: hidden;
    flex-shrink: 0;
}

.vsc-editor-input {
    flex: 1;
    position: relative;
    overflow: auto;
    min-width: 0;
}

.vsc-textarea {
    position: absolute;
    inset: 0;
    background: transparent;
    border: none;
    outline: none;
    resize: none;
    color: transparent;
    caret-color: #aeafad;
    font-family: var(--font-mono);
    font-size: 0.84rem;
    line-height: 1.65;
    padding: 0.75rem 1rem 0.75rem 0;
    tab-size: 4;
    width: 100%;
    height: 100%;
    z-index: 2;
    white-space: pre;
    overflow: auto;
}

.vsc-highlight {
    position: absolute;
    inset: 0;
    pointer-events: none;
    font-family: var(--font-mono);
    font-size: 0.84rem;
    line-height: 1.65;
    padding: 0.75rem 1rem 0.75rem 0;
    white-space: pre;
    overflow: hidden;
    z-index: 1;
}

.vsc-terminal {
    height: 190px;
    background: var(--vsc-terminal);
    border-top: 1px solid var(--vsc-border);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
}

.vsc-panel-tabs {
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--vsc-border);
    padding: 0 0.5rem;
    height: 32px;
    flex-shrink: 0;
    gap: 0.25rem;
}

.vsc-panel-tab {
    padding: 0 0.75rem;
    height: 100%;
    display: flex;
    align-items: center;
    font-size: 0.75rem;
    cursor: pointer;
    color: var(--color-gray-500);
}

    .vsc-panel-tab.active {
        color: white;
        border-bottom: 1px solid white;
    }

.vsc-panel-clear {
    margin-left: auto;
    color: var(--color-gray-500);
    font-size: 0.7rem;
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    border-radius: 3px;
    border: none;
    background: transparent;
}

    .vsc-panel-clear:hover {
        color: white;
        background: rgba(255,255,255,0.1);
    }

.vsc-terminal-body {
    flex: 1;
    overflow-y: auto;
    padding: 0.5rem 1rem;
    font-size: 0.82rem;
    line-height: 1.65;
    color: var(--color-gray-300);
}

    .vsc-terminal-body::-webkit-scrollbar {
        width: 6px;
    }

    .vsc-terminal-body::-webkit-scrollbar-thumb {
        background: var(--vsc-border);
    }

.term-prompt {
    color: #4ec9b0;
}

.term-cmd {
    color: var(--color-gray-300);
}

.term-output {
    color: var(--color-gray-500);
}

.term-success {
    color: var(--vsc-comment);
}

.term-error {
    color: #f44747;
}

.term-warn {
    color: #ffbd2e;
}

.vsc-statusbar {
    background: var(--vsc-statusbar);
    color: white;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1rem;
    font-size: 0.72rem;
    flex-shrink: 0;
}

.vsc-status-left, .vsc-status-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.vsc-status-item {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    cursor: pointer;
    padding: 0 0.25rem;
    position: relative;
}

    .vsc-status-item:hover {
        background: rgba(255,255,255,0.15);
    }

.lang-selector {
    position: absolute;
    bottom: 24px;
    right: 0;
    background: #252526;
    border: 1px solid var(--vsc-border);
    width: 185px;
    z-index: 100;
    display: none;
    box-shadow: 0 8px 24px rgba(0,0,0,0.5);
}

    .lang-selector.open {
        display: block;
    }

.lang-option {
    padding: 0.45rem 1rem;
    font-size: 0.8rem;
    color: var(--color-gray-300);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

    .lang-option:hover {
        background: rgba(255,255,255,0.08);
    }

    .lang-option.selected {
        color: white;
        background: rgba(0,122,204,0.3);
    }

/* Mini editor hero widget */
.mini-editor {
    background: var(--vsc-bg);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(0,0,0,0.5);
    border: 1px solid var(--vsc-border);
}

.mini-editor-header {
    background: #323233;
    padding: 0.6rem 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

    .dot.red {
        background: #ff5f57;
    }

    .dot.yellow {
        background: #ffbd2e;
    }

    .dot.green {
        background: #28c840;
    }

.mini-editor-title {
    color: var(--color-gray-400);
    font-size: 0.75rem;
    font-family: var(--font-mono);
    margin-left: 0.5rem;
}

.mini-editor-body {
    padding: 1rem;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    line-height: 1.7;
}

.code-line {
    display: flex;
    gap: 1rem;
}

.ln {
    color: var(--vsc-linenum);
    user-select: none;
    min-width: 20px;
    text-align: right;
}

.kw {
    color: var(--vsc-keyword);
}

.fn {
    color: var(--vsc-function);
}

.str {
    color: var(--vsc-string);
}

.cm {
    color: var(--vsc-comment);
}

.num {
    color: var(--vsc-number);
}

.tp {
    color: var(--vsc-type);
}

.tx {
    color: #d4d4d4;
}

.cursor {
    display: inline-block;
    width: 2px;
    height: 1em;
    background: #aeafad;
    animation: blink 1s step-end infinite;
    vertical-align: text-bottom;
}

/* Code Spaces hero */
.hero-codespaces {
    margin-top: var(--navbar-h);
    background: linear-gradient(135deg, var(--color-gray-900) 0%, #0d1117 60%, #0a1628 100%);
    padding: 4rem 2rem 3.5rem;
    position: relative;
    overflow: hidden;
}

    .hero-codespaces::before {
        content: '';
        position: absolute;
        inset: 0;
        background: radial-gradient(ellipse at 70% 50%, rgba(26,167,192,0.12) 0%, transparent 70%);
    }

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(26,167,192,0.15);
    border: 1px solid rgba(26,167,192,0.4);
    color: var(--accent);
    padding: 0.4rem 1rem;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    font-family: var(--font-mono);
    margin-bottom: 1.25rem;
    animation: fadeSlideDown 0.6s ease both;
}

.hero-codespaces h1 {
    font-size: clamp(2.2rem, 4.5vw, 3.75rem);
    font-weight: 800;
    color: var(--color-white);
    line-height: 1.1;
    margin-bottom: 1rem;
    animation: fadeSlideDown 0.6s 0.1s ease both;
}

    .hero-codespaces h1 span {
        color: var(--accent);
    }

.hero-codespaces p {
    font-size: 1.1rem;
    color: var(--color-gray-400);
    max-width: 500px;
    margin-bottom: 1.75rem;
    animation: fadeSlideDown 0.6s 0.2s ease both;
}

.hero-codespaces .hero-stats {
    display: flex;
    gap: 2.5rem;
    animation: fadeSlideDown 0.6s 0.3s ease both;
}

.stat {
    text-align: center;
}

.stat-num {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--color-white);
    font-family: var(--font-mono);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--color-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero-visual {
    flex: 0 0 auto;
    width: 340px;
    animation: fadeSlideDown 0.6s 0.2s ease both;
}

.section {
    padding: 5rem 0;
}


@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }

    40% {
        transform: translateX(-50%) translateY(-10px);
    }

    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

@keyframes bounce-dot {
    0%, 60%, 100% {
        transform: translateY(0);
        opacity: 0.4;
    }

    30% {
        transform: translateY(-6px);
        opacity: 1;
    }
}

@keyframes blink {
    0%, 100% {
        opacity: 1;
    }

    50% {
        opacity: 0;
    }
}

@keyframes blink-cursor {
    0%, 49% {
        opacity: 1;
    }

    50%, 100% {
        opacity: 0;
    }
}

@keyframes fadein {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes slidedown {
    from {
        transform: translateY(-24px);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes slideDown {
    from {
        transform: translateY(-8px);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes fadeSlideDown {
    from {
        opacity: 0;
        transform: translateY(-16px);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }

    100% {
        background-position: 1000px 0;
    }
}

@keyframes msg-in {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse-dot {
    0%, 100% {
        opacity: 1;
    }

    50% {
        opacity: 0.4;
    }
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}


@keyframes eye-blink {
    0%, 90%, 100% {
        transform: scaleY(1);
    }

    95% {
        transform: scaleY(0.05);
    }
}

@keyframes eye-glow {
    0%, 100% {
        opacity: 0.8;
    }

    50% {
        opacity: 1;
    }
}

@keyframes head-bob {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }

    25% {
        transform: translateY(-2px) rotate(0.5deg);
    }

    75% {
        transform: translateY(2px) rotate(-0.5deg);
    }
}

@keyframes scan-line {
    0% {
        transform: translateY(-60px);
        opacity: 0;
    }

    20% {
        opacity: 0.4;
    }

    80% {
        opacity: 0.4;
    }

    100% {
        transform: translateY(60px);
        opacity: 0;
    }
}

@keyframes antenna-pulse {
    0%, 100% {
        r: 5;
        opacity: 0.8;
    }

    50% {
        r: 7;
        opacity: 1;
    }
}

@keyframes mouth-talk {
    0%, 100% {
        d: path("M 75 148 Q 110 152 145 148");
    }

    25% {
        d: path("M 75 148 Q 110 162 145 148");
    }

    50% {
        d: path("M 75 150 Q 110 145 145 150");
    }

    75% {
        d: path("M 75 148 Q 110 158 145 148");
    }
}


@media (max-width: 1100px) {
    .page-layout {
        grid-template-columns: 200px 1fr;
    }

    .sidebar-right {
        display: none;
    }

    .profile-layout {
        grid-template-columns: 280px 1fr;
        padding: 1.5rem;
    }

    .stats-row {
        grid-template-columns: repeat(2, 1fr);
    }
}


@media (max-width: 900px) {
    .featured-wrap {
        grid-template-columns: 1fr;
    }

    .header-stats {
        display: none;
    }

    .steps-grid {
        grid-template-columns: 1fr 1fr;
    }

    .step {
        border-bottom: 1px solid var(--g200);
    }

    .sessions-row {
        grid-template-columns: 1fr;
    }

    .hero-stats-row {
        gap: 1.5rem;
    }

    .footer-top {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.5rem;
    }

    .hero-visual {
        display: none;
    }

    .vsc-sidebar, .vsc-activitybar {
        display: none;
    }

    .two-col {
        grid-template-columns: 1fr;
    }
}


@media (max-width: 768px) {

    /* Hero */
    .hero-title {
        font-size: 3rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 2rem;
    }

    .hero-cta {
        flex-direction: column;
    }

    .hero-stats[class*="hero-stats"] {
        display: none;
    }

    /* Sections */
    .section-title {
        font-size: 2rem;
    }

    .tools-grid,
    .learning-grid {
        grid-template-columns: 1fr;
    }

    .community-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    .resource-grid {
        grid-template-columns: 1fr;
    }

    .resource-links {
        flex-direction: column;
    }

    .resource-btn {
        min-width: 100%;
    }

    .platform-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .category-title {
        font-size: 1.5rem;
    }

    /* Profile */
    .profile-layout {
        grid-template-columns: 1fr;
    }

    .left-col {
        position: static;
    }

    .stats-row {
        grid-template-columns: repeat(2, 1fr);
    }

    .form-grid {
        grid-template-columns: 1fr;
    }

    .tab-btn span {
        display: none;
    }

    /* Reels */
    .page-layout {
        grid-template-columns: 1fr;
        padding: 1rem;
    }

    .sidebar-left {
        display: none;
    }

    /* IT Talks */
    .controls-inner {
        gap: 0.75rem;
    }

    .search-box {
        max-width: 100%;
    }

    .filter-tabs {
        gap: 0.35rem;
    }

    .ftab {
        font-size: 0.72rem;
        padding: 0.4rem 0.8rem;
    }

    /* Join Meeting */
    .join-body {
        grid-template-columns: 1fr;
        grid-template-rows: auto 1fr;
    }

    .left-panel {
        min-height: 55vw;
        max-height: 380px;
    }

    /* OpullasAI */
    .robot-panel {
        display: none;
    }

    Sessions / subscribe
    .sessions-grid {
        grid-template-columns: 1fr;
    }

    .subscribe-banner {
        flex-direction: column;
        text-align: center;
    }

    .page-wrap {
        padding: 2rem 1rem 4rem;
    }

    /* Editor */
    .editor-toolbar {
        padding: 0 1rem 1rem;
    }

    .install-grid {
        grid-template-columns: 1fr;
    }
}


@media (max-width: 600px) {
    .steps-grid {
        grid-template-columns: 1fr;
    }

    .field-row {
        grid-template-columns: 1fr;
    }

    .hero-title-lg {
        font-size: clamp(2.2rem, 10vw, 3.5rem);
    }
}

@media (max-width: 520px) {
    .right-inner {
        padding: 1.75rem 1.5rem;
    }

    .right-footer {
        padding: 1rem 1.5rem;
    }

    .device-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.25rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .container {
        padding: 0 1rem;
    }

    .platform-grid {
        grid-template-columns: 1fr;
    }

    .stats-row {
        grid-template-columns: 1fr;
    }

    .badges-wrap {
        grid-template-columns: repeat(3, 1fr);
    }

    .profile-layout {
        padding: 1rem;
        gap: 1.25rem;
    }
}

@media (max-width: 1024px) {
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}


/* ─── ANIMATIONS ─── */
@keyframes pulse-dot {
    0%,100% {
        opacity: 1;
    }

    50% {
        opacity: 0.3;
    }
}

@keyframes bounce {
    0%,80%,100% {
        transform: translateY(0);
    }

    40% {
        transform: translateY(-5px);
    }
}

@keyframes msg-in {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes chip-in {
    from {
        opacity: 0;
        transform: scale(0.9);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes blink-cursor {
    0%,100% {
        opacity: 1;
    }

    50% {
        opacity: 0;
    }
}

@keyframes shimmer {
    0% {
        background-position: 200% 0;
    }

    100% {
        background-position: -200% 0;
    }
}

@keyframes halo-pulse {
    0%,100% {
        transform: scale(1);
        opacity: 0.8;
    }

    50% {
        transform: scale(1.08);
        opacity: 1;
    }
}

@keyframes svg-think {
    from {
        transform: translateY(0);
    }

    to {
        transform: translateY(-3px);
    }
}

@keyframes head-bob {
    0%,100% {
        transform: translateY(0) rotate(0deg);
    }

    25% {
        transform: translateY(-2px) rotate(0.4deg);
    }

    75% {
        transform: translateY(1px) rotate(-0.3deg);
    }
}

@keyframes eye-blink {
    0%,90%,100% {
        transform: scaleY(1);
    }

    95% {
        transform: scaleY(0.08);
    }
}

@keyframes antenna-pulse {
    0%,100% {
        opacity: 0.8;
        r: 5;
    }

    50% {
        opacity: 1;
        r: 7;
        filter: blur(0.5px);
    }
}

@keyframes scan-line {
    0%,100% {
        opacity: 0;
        transform: translateY(0);
    }

    20% {
        opacity: 0.6;
    }

    80% {
        opacity: 0.4;
    }

    50% {
        transform: translateY(42px);
    }
}

@keyframes blink {
    50% {
        opacity: 0
    }
}

@keyframes livepulse {
    from {
        opacity: 1
    }

    to {
        opacity: .35
    }
}

@keyframes pulseBadge {
    0%,100% {
        opacity: 1
    }

    50% {
        opacity: .7
    }
}

@keyframes livepulse {
    from {
        opacity: 1;
    }

    to {
        opacity: .3;
    }
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(12px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scanline {
    0%,100% {
        top: -10%;
    }

    50% {
        top: 110%;
    }
}


/* ─── KEYFRAME ANIMATIONS ─── */
@keyframes eye-blink {
    0%, 88%, 100% {
        transform: scaleY(1);
    }

    93% {
        transform: scaleY(0.06);
    }

    96% {
        transform: scaleY(1);
    }
}

@keyframes pulse-dot {
    0%, 100% {
        opacity: 1;
    }

    50% {
        opacity: 0.25;
    }
}

@keyframes halo-pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.7;
    }

    50% {
        transform: scale(1.15);
        opacity: 0.3;
    }
}

@keyframes antenna-pulse {
    0%, 100% {
        r: 5;
        opacity: 0.9;
    }

    50% {
        r: 8;
        opacity: 0.4;
    }
}

@keyframes head-bob {
    0%, 100% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-5px);
    }
}

@keyframes scan-line {
    0% {
        opacity: 0;
        transform: translateY(0);
    }

    10% {
        opacity: 0.7;
    }

    90% {
        opacity: 0.5;
    }

    100% {
        opacity: 0;
        transform: translateY(38px);
    }
}

@keyframes svg-think {
    from {
        transform: rotate(-1.5deg) scale(0.98);
    }

    to {
        transform: rotate(1.5deg) scale(1.02);
    }
}

@keyframes bounce {
    0%, 80%, 100% {
        transform: translateY(0);
    }

    40% {
        transform: translateY(-6px);
    }
}

@keyframes shimmer {
    from {
        background-position: -200% 0;
    }

    to {
        background-position: 200% 0;
    }
}

@keyframes blink-cursor {
    0%, 100% {
        opacity: 1;
    }

    50% {
        opacity: 0;
    }
}

@keyframes msg-in {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes chip-in {
    from {
        opacity: 0;
        transform: scale(0.9);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* ═══════════════════════════════════════════════
   OPULLASS FLOATING AI HEAD
═══════════════════════════════════════════════ */
.opu-float-wrap {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: .75rem;
}

/* ── Speech bubble ── */
.opu-speech-bubble {
    background: #0d0f14;
    color: #fff;
    border: 1.5px solid rgba(15,211,8,.35);
    border-radius: 16px 16px 4px 16px;
    padding: .75rem 1.1rem .75rem 1rem;
    font-size: .82rem;
    font-weight: 500;
    line-height: 1.45;
    max-width: 220px;
    box-shadow: 0 8px 28px rgba(0,0,0,.35), 0 0 0 1px rgba(15,211,8,.12);
    position: relative;
    opacity: 0;
    transform: translateY(10px) scale(.95);
    pointer-events: none;
    transition: opacity .35s ease, transform .35s ease;
}

    .opu-speech-bubble.show {
        opacity: 1;
        transform: translateY(0) scale(1);
        pointer-events: auto;
    }

    .opu-speech-bubble strong {
        color: #0fd308;
    }

.opu-bubble-close {
    position: absolute;
    top: .3rem;
    right: .45rem;
    background: none;
    border: none;
    color: #6b7280;
    font-size: .85rem;
    cursor: pointer;
    line-height: 1;
    padding: 0;
}

    .opu-bubble-close:hover {
        color: #fff;
    }

.opu-bubble-dot {
    display: inline-block;
    width: 7px;
    height: 7px;
    background: #0fd308;
    border-radius: 50%;
    margin-left: 4px;
    vertical-align: middle;
    animation: opuPulse 1.6s ease-in-out infinite;
}

/* ── Float button ── */
.opu-float-btn {
    width: 62px;
    height: 62px;
    border-radius: 50%;
    background: linear-gradient(135deg, #0d0f14 0%, #1a1f2e 100%);
    border: 2px solid rgba(15,211,8,.5);
    box-shadow: 0 6px 24px rgba(0,0,0,.4), 0 0 0 0 rgba(15,211,8,.3);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    text-decoration: none;
    position: relative;
    transition: transform .25s ease, box-shadow .25s ease;
    animation: opuFloat 3.5s ease-in-out infinite;
}

    .opu-float-btn:hover {
        transform: scale(1.1);
        box-shadow: 0 10px 32px rgba(0,0,0,.45), 0 0 24px rgba(15,211,8,.25);
    }

/* Pulse rings */
.opu-ring {
    position: absolute;
    border-radius: 50%;
    border: 2px solid rgba(15,211,8,.3);
    animation: opuRing 2.4s ease-out infinite;
    pointer-events: none;
}

.opu-ring-1 {
    width: 62px;
    height: 62px;
    animation-delay: 0s;
}

.opu-ring-2 {
    width: 62px;
    height: 62px;
    animation-delay: .8s;
}

/* ── Robot face ── */
.opu-face {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    pointer-events: none;
}

.opu-eyes {
    display: flex;
    gap: 8px;
}

.opu-eye {
    width: 14px;
    height: 10px;
    background: #0fd308;
    border-radius: 50%;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: height .1s;
    box-shadow: 0 0 6px rgba(15,211,8,.8);
}

    .opu-eye.blink {
        height: 2px;
    }

.opu-pupil {
    width: 5px;
    height: 5px;
    background: #0a0a0a;
    border-radius: 50%;
    transition: transform .08s ease;
}

.opu-mouth {
    width: 20px;
    height: 6px;
    border: 2px solid #0fd308;
    border-top: none;
    border-radius: 0 0 10px 10px;
    box-shadow: 0 0 4px rgba(15,211,8,.6);
}

/* ── Nav menu (inside OpuAI chat) ── */
.opu-nav-menu {
    display: flex;
    flex-direction: column;
    gap: .5rem;
    margin-top: .75rem;
}

.opu-nav-item {
    display: flex;
    align-items: center;
    gap: .75rem;
    background: rgba(15,211,8,.06);
    border: 1px solid rgba(15,211,8,.18);
    border-radius: 8px;
    padding: .65rem .9rem;
    cursor: pointer;
    transition: background .2s, border-color .2s;
}

    .opu-nav-item:hover,
    .opu-nav-item--active {
        background: rgba(15,211,8,.14);
        border-color: rgba(15,211,8,.45);
    }

.opu-nav-icon {
    font-size: 1.1rem;
    flex-shrink: 0;
}

.opu-nav-item strong {
    font-size: .85rem;
    display: block;
}

.opu-nav-desc {
    font-size: .72rem;
    opacity: .65;
    margin-top: 1px;
}

.opu-nav-arrow {
    margin-left: auto;
    font-size: .75rem;
    opacity: .5;
}

/* ── Keyframes ── */
@keyframes opuFloat {
    0%, 100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-6px);
    }
}

@keyframes opuRing {
    0% {
        transform: scale(1);
        opacity: .6;
    }

    100% {
        transform: scale(1.9);
        opacity: 0;
    }
}

@keyframes opuPulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: .4;
        transform: scale(.8);
    }
}

/* ════════════════════════════════════════════════════════════════════════
   PROFESSIONAL LEFT SIDEBAR NAVIGATION
   ════════════════════════════════════════════════════════════════════════ */

/* ── Layout Shell ──────────────────────────────────────────────────────── */
.app-shell {
    display: flex;
    min-height: 100vh;
}

/* ── Sidebar ─────────────────────────────────────────────────────────── */
.sidebar-nav {
    width: 260px;
    min-width: 260px;
    background: var(--black);
    color: var(--white);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 1000;
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
    overflow-x: hidden;
    scrollbar-width: thin;
    scrollbar-color: var(--g800) transparent;
}

    .sidebar-nav::-webkit-scrollbar {
        width: 4px;
    }

    .sidebar-nav::-webkit-scrollbar-track {
        background: transparent;
    }

    .sidebar-nav::-webkit-scrollbar-thumb {
        background: var(--g800);
        border-radius: 2px;
    }

    .sidebar-nav.collapsed {
        transform: translateX(-100%);
    }

/* Sidebar header */
.sidebar-brand {
    padding: 1.5rem 1.25rem;
    border-bottom: 1px solid var(--g800);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

    .sidebar-brand i {
        font-size: 1.4rem;
        color: var(--white);
    }

    .sidebar-brand span {
        font-family: var(--font-ui);
        font-weight: 800;
        font-size: 1.15rem;
        letter-spacing: 0.06em;
        color: var(--white);
    }

        .sidebar-brand span .accent {
            color: var(--g500);
        }

/* User profile strip */
.sidebar-user {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--g800);
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

.user-avatar {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--g700), var(--g900));
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--mono);
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--white);
    flex-shrink: 0;
    border: 2px solid var(--g700);
}

.user-info {
    flex: 1;
    min-width: 0;
}

.user-name {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--white);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-role {
    font-size: 0.68rem;
    color: var(--g500);
    font-family: var(--mono);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-top: 0.15rem;
}

/* Nav sections */
.nav-section {
    padding: 0.5rem 0;
}

.nav-section-label {
    padding: 0.75rem 1.25rem 0.5rem;
    font-family: var(--mono);
    font-size: 0.6rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--g600);
}

/* Nav items */
.nav-item {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    padding: 0.7rem 1.25rem;
    color: var(--g400);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 600;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
    cursor: pointer;
    white-space: nowrap;
}

    .nav-item:hover {
        background: rgba(255,255,255,0.04);
        color: var(--white);
        border-left-color: var(--g600);
    }

    .nav-item.active {
        background: rgba(255,255,255,0.06);
        color: var(--white);
        border-left-color: var(--white);
    }

    .nav-item i {
        width: 20px;
        text-align: center;
        font-size: 0.9rem;
        flex-shrink: 0;
        color: var(--g500);
        transition: color 0.2s ease;
    }

    .nav-item:hover i,
    .nav-item.active i {
        color: var(--white);
    }

    .nav-item .nav-chevron {
        margin-left: auto;
        font-size: 0.65rem;
        color: var(--g600);
        transition: transform 0.2s ease;
    }

/* Dropdown within sidebar */
.nav-dropdown {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    background: rgba(0,0,0,0.2);
}

    .nav-dropdown.open {
        max-height: 500px;
    }

    .nav-dropdown .nav-item {
        padding-left: 2.8rem;
        font-size: 0.8rem;
        font-weight: 500;
        border-left: none;
    }

        .nav-dropdown .nav-item:hover {
            border-left-color: transparent;
        }

/* Divider */
.nav-divider {
    height: 1px;
    background: var(--g800);
    margin: 0.5rem 1.25rem;
}

/* Sidebar footer */
.sidebar-footer {
    margin-top: auto;
    padding: 1rem 1.25rem;
    border-top: 1px solid var(--g800);
}

.sidebar-footer-btn {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
    padding: 0.65rem 0.9rem;
    background: transparent;
    border: 1.5px solid var(--g700);
    color: var(--g400);
    font-family: var(--font);
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

    .sidebar-footer-btn:hover {
        border-color: var(--white);
        color: var(--white);
        background: rgba(255,255,255,0.04);
    }

    .sidebar-footer-btn i {
        font-size: 0.85rem;
    }

/* ── Top Bar (compact header when sidebar is open) ──────────────────── */
.top-bar {
    position: fixed;
    top: 0;
    left: 260px;
    right: 0;
    height: 56px;
    background: var(--white);
    border-bottom: 1px solid var(--g200);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
    z-index: 900;
    transition: left 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar-nav.collapsed ~ .top-bar,
.sidebar-nav.collapsed ~ .main-wrap .top-bar {
    left: 0;
}

.top-bar-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.sidebar-toggle {
    width: 36px;
    height: 36px;
    border-radius: 6px;
    background: none;
    border: 1.5px solid var(--g300);
    color: var(--g600);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.9rem;
}

    .sidebar-toggle:hover {
        border-color: var(--black);
        color: var(--black);
        background: var(--g100);
    }

.page-title {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--black);
    letter-spacing: -0.01em;
}

.top-bar-right {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.top-btn {
    padding: 0.5rem 1rem;
    background: var(--black);
    color: var(--white);
    border: none;
    font-family: var(--font);
    font-weight: 700;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    text-decoration: none;
}

    .top-btn:hover {
        background: var(--g800);
        transform: translateY(-1px);
    }

/* ── Main Content Wrapper ───────────────────────────────────────────── */
.main-wrap {
    flex: 1;
    margin-left: 260px;
    min-width: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    transition: margin-left 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar-nav.collapsed ~ .main-wrap {
    margin-left: 0;
}

.main-content {
    flex: 1;
    padding: calc(56px + 1.5rem) 1.5rem 1.5rem;
    min-width: 0;
}

/* ── Mobile Overlay ──────────────────────────────────────────────────── */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 999;
    backdrop-filter: blur(2px);
}

    .sidebar-overlay.show {
        display: block;
    }

/* ── Responsive ──────────────────────────────────────────────────────── */
@media (max-width: 768px) {
    .sidebar-nav {
        width: 280px;
        min-width: 280px;
    }

        .sidebar-nav.collapsed {
            transform: translateX(-100%);
        }

    .main-wrap {
        margin-left: 0;
    }

    .top-bar {
        left: 0;
    }

    .sidebar-toggle {
        display: flex;
    }
}

@media (max-width: 480px) {
    .top-bar {
        padding: 0 1rem;
    }

    .main-content {
        padding: calc(56px + 1rem) 1rem 1rem;
    }
}
/* ═══════════════════════════════════════════════════════════════
   STUDENT MATERIALS - Upload & Display Cards
   Matches existing black/white theme
   ═══════════════════════════════════════════════════════════════ */

.materials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}

.material-card {
    background: var(--white);
    border: 2px solid var(--g200);
    position: relative;
    overflow: hidden;
    transition: var(--ease);
    display: flex;
    flex-direction: column;
}

    .material-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 4px;
        background: linear-gradient(90deg, var(--green), var(--purple));
        transform: scaleX(0);
        transition: transform .35s ease;
    }

    .material-card:hover {
        transform: translateY(-6px);
        box-shadow: 0 20px 50px rgba(0,0,0,.1);
        border-color: transparent;
    }

        .material-card:hover::before {
            transform: scaleX(1);
        }

/* File Type Badge */
.material-type-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    padding: 0.375rem 0.875rem;
    background: var(--black);
    color: var(--white);
    font-family: var(--mono);
    font-size: 0.65rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    z-index: 2;
}

/* Preview Area */
.material-preview {
    height: 160px;
    background: var(--g100);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    border-bottom: 2px solid var(--g200);
    position: relative;
}

    .material-preview i {
        font-size: 3.5rem;
        color: var(--g400);
        transition: var(--ease);
    }

.material-card:hover .material-preview i {
    color: var(--black);
    transform: scale(1.05);
}

.pdf-preview i {
    color: #dc2626;
}

.doc-preview i {
    color: #2563eb;
}

.ppt-preview i {
    color: #d97706;
}

.file-preview i {
    color: var(--g500);
}

.pdf-label, .doc-label, .ppt-label, .file-label {
    font-family: var(--mono);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--g500);
}

/* Card Body */
.material-body {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    flex: 1;
}

.material-title {
    font-family: 'Sora', sans-serif;
    font-size: 1.05rem;
    font-weight: 700;
    color: #111827;
    line-height: 1.3;
    margin: 0;
}

.material-desc {
    font-size: 0.875rem;
    color: var(--g500);
    line-height: 1.6;
    margin: 0;
    flex-grow: 1;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Meta Info */
.material-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--g200);
}

    .material-meta span {
        font-size: 0.78rem;
        color: var(--g500);
        display: flex;
        align-items: center;
        gap: 0.35rem;
    }

        .material-meta span i {
            font-size: 0.75rem;
            color: var(--g400);
        }

/* Stats */
.material-stats {
    display: flex;
    gap: 1rem;
    font-size: 0.72rem;
    color: var(--g400);
    font-family: var(--mono);
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

    .stat-item i {
        font-size: 0.75rem;
    }

/* Action Buttons */
.material-actions {
    display: flex;
    gap: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--g200);
}

.material-btn {
    flex: 1;
    padding: 0.75rem 1rem;
    font-family: var(--font);
    font-weight: 700;
    font-size: 0.82rem;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    transition: var(--ease);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    border: 2px solid var(--black);
}

.view-btn {
    background: transparent;
    color: var(--black);
}

    .view-btn:hover {
        background: var(--black);
        color: var(--white);
    }

.download-btn {
    background: var(--black);
    color: var(--white);
}

    .download-btn:hover {
        background: var(--green-d);
        border-color: var(--green-d);
        transform: translateY(-1px);
        box-shadow: 0 8px 20px rgba(15,211,8,.3);
    }

/* Upload Form Styles */
.upload-section {
    background: var(--white);
    border: 2px solid var(--g200);
    padding: 2.5rem;
    max-width: 700px;
    margin: 0 auto 3rem;
    position: relative;
    overflow: hidden;
}

    .upload-section::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 4px;
        background: linear-gradient(90deg, var(--green), var(--purple));
    }

.upload-dropzone {
    border: 2px dashed var(--g300);
    padding: 3rem 2rem;
    text-align: center;
    cursor: pointer;
    transition: var(--ease);
    background: var(--g50);
    margin-bottom: 1.5rem;
    position: relative;
}

    .upload-dropzone:hover,
    .upload-dropzone.dragover {
        border-color: var(--black);
        background: var(--g100);
    }

    .upload-dropzone i {
        font-size: 2.5rem;
        color: var(--g400);
        margin-bottom: 1rem;
        display: block;
    }

    .upload-dropzone p {
        font-size: 1rem;
        font-weight: 600;
        color: var(--g700);
        margin-bottom: 0.5rem;
    }

    .upload-dropzone small {
        font-size: 0.78rem;
        color: var(--g400);
    }

    .upload-dropzone input[type="file"] {
        position: absolute;
        inset: 0;
        opacity: 0;
        cursor: pointer;
        width: 100%;
        height: 100%;
    }

.upload-preview {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--g100);
    border: 1px solid var(--g200);
    margin-bottom: 1rem;
}

    .upload-preview i {
        font-size: 1.5rem;
        color: var(--green-d);
    }

.upload-filename {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--black);
}

.upload-remove {
    margin-left: auto;
    background: none;
    border: none;
    color: var(--g400);
    cursor: pointer;
    font-size: 1rem;
    padding: 0.25rem;
    transition: color 0.2s;
}

    .upload-remove:hover {
        color: var(--red);
    }

/* Upload Progress */
.upload-progress {
    width: 100%;
    height: 4px;
    background: var(--g200);
    border-radius: 2px;
    overflow: hidden;
    margin-top: 1rem;
    display: none;
}

    .upload-progress.show {
        display: block;
    }

.upload-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--green), var(--purple));
    width: 0%;
    transition: width 0.3s ease;
}

/* Toast Notification */
.material-toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 9999;
    background: var(--black);
    color: var(--white);
    padding: 1rem 1.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transform: translateY(150%);
    opacity: 0;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--sh-xl);
    border-left: 4px solid var(--green);
}

    .material-toast.show {
        transform: translateY(0);
        opacity: 1;
    }

    .material-toast.error {
        border-left-color: var(--red);
    }

    .material-toast i {
        font-size: 1.1rem;
    }

/* Responsive */
@media (max-width: 768px) {
    .materials-grid {
        grid-template-columns: 1fr;
    }

    .material-actions {
        flex-direction: column;
    }

    .upload-section {
        padding: 1.5rem;
        margin: 0 1rem 2rem;
    }
}

.contact-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 20px;
}

.contact-header {
    text-align: center;
    margin-bottom: 40px;
}

    .contact-header h1 {
        color: var(--g500);
        font-size: 2rem;
        margin-bottom: 8px;
    }

    .contact-header p {
        color: var(--g400);
    }

.contact-form-wrapper {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
    align-items: start;
}

.contact-form {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 32px;
}

.form-group {
    margin-bottom: 20px;
}

    .form-group label {
        display: block;
        margin-bottom: 6px;
        color: var(--g400);
        font-size: 0.85rem;
        font-weight: 500;
    }

.form-control {
    width: 100%;
    padding: 12px 16px;
    background: var(--input-bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    color: var(--text);
    font-size: 0.9rem;
    transition: border-color 0.2s ease;
}

    .form-control:focus {
        outline: none;
        border-color: var(--g500);
    }

textarea.form-control {
    resize: vertical;
    min-height: 120px;
}

.text-danger {
    color: #ff4444;
    font-size: 0.8rem;
    margin-top: 4px;
    display: block;
}

.btn-primary {
    background: var(--g500);
    color: var(--bg);
    border: none;
    padding: 14px 28px;
    border-radius: 10px;
    font-weight: 700;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: opacity 0.2s ease;
}

    .btn-primary:hover {
        opacity: 0.9;
    }

.contact-info {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 28px;
}

    .contact-info h3 {
        color: var(--g500);
        margin-bottom: 20px;
        font-size: 1.1rem;
    }

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 20px;
}

    .info-item i {
        color: var(--g500);
        font-size: 1.1rem;
        margin-top: 2px;
    }

    .info-item div {
        display: flex;
        flex-direction: column;
    }

    .info-item strong {
        color: var(--text);
        font-size: 0.9rem;
    }

    .info-item a,
    .info-item span {
        color: var(--g400);
        font-size: 0.85rem;
        text-decoration: none;
    }

        .info-item a:hover {
            color: var(--g500);
        }

.alert-success {
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid var(--g500);
    color: var(--g500);
    padding: 16px 20px;
    border-radius: 10px;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 10px;
}

@media (max-width: 768px) {
    .contact-form-wrapper {
        grid-template-columns: 1fr;
    }
}