/*
 * ICVRL - International Computer Vision Research Laboratory
 * Main Design System
 * Premium Dark Research Lab Theme
 */

/* =====================================================
   GOOGLE FONTS
   ===================================================== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500&family=Outfit:wght@300;400;500;600;700;800&display=swap');

/* =====================================================
   CSS CUSTOM PROPERTIES — DARK THEME (DEFAULT)
   ===================================================== */
:root {
    /* Backgrounds */
    --bg-primary: #0a0a0f;
    --bg-secondary: #0f0f17;
    --bg-tertiary: #141420;
    --bg-card: rgba(20, 20, 35, 0.8);
    --bg-card-hover: rgba(25, 25, 45, 0.9);
    --bg-glass: rgba(15, 15, 25, 0.7);
    --bg-sidebar: #0c0c14;
    --bg-input: rgba(20, 20, 35, 0.6);
    --bg-modal-overlay: rgba(0, 0, 0, 0.7);

    /* Borders */
    --border-color: rgba(255, 255, 255, 0.06);
    --border-color-hover: rgba(255, 255, 255, 0.12);
    --border-accent: rgba(0, 212, 255, 0.2);

    /* Text */
    --text-primary: #e8e8ef;
    --text-secondary: #9a9ab0;
    --text-muted: #5a5a72;
    --text-heading: #ffffff;
    --text-inverse: #0a0a0f;

    /* Refined Professional Dual-Accent Colors */
    --accent-primary: #00d4ff;
    --accent-primary-rgb: 0, 212, 255;
    --accent-secondary: #6366f1;
    --accent-secondary-rgb: 99, 102, 241;
    
    /* Sleek Clean Gradients */
    --accent-gradient: linear-gradient(135deg, #00d4ff 0%, #6366f1 100%);
    --accent-gradient-subtle: linear-gradient(135deg, rgba(0, 212, 255, 0.1), rgba(99, 102, 241, 0.1));
    
    --accent-glow: 0 0 15px rgba(0, 212, 255, 0.15);
    --accent-glow-strong: 0 0 30px rgba(0, 212, 255, 0.25);

    /* Status */
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.25);
    --shadow-md: 0 4px 14px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.35);
    --shadow-xl: 0 16px 40px rgba(0, 0, 0, 0.45);
    --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.05);
    --shadow-card-hover: 0 8px 28px rgba(0, 212, 255, 0.12), inset 0 1px 0 rgba(255, 255, 255, 0.1);

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Outfit', 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    /* Spacing */
    --sidebar-width: 260px;
    --sidebar-collapsed-width: 70px;
    --header-height: 60px;
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --border-radius-lg: 16px;
    --border-radius-xl: 24px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* =====================================================
   LIGHT THEME
   ===================================================== */
[data-theme="light"] {
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f1f5f9;
    --bg-card: rgba(255, 255, 255, 0.95);
    --bg-card-hover: rgba(255, 255, 255, 1);
    --bg-glass: rgba(255, 255, 255, 0.85);
    --bg-sidebar: #ffffff;
    --bg-input: rgba(241, 245, 249, 0.9);
    --bg-modal-overlay: rgba(15, 23, 42, 0.4);

    --border-color: rgba(15, 23, 42, 0.08);
    --border-color-hover: rgba(0, 212, 255, 0.25);
    --border-accent: rgba(0, 180, 230, 0.2);

    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --text-heading: #020617;
    --text-inverse: #ffffff;

    --accent-primary: #0284c7;
    --accent-primary-rgb: 2, 132, 199;
    --accent-secondary: #7c3aed;
    --accent-secondary-rgb: 124, 58, 237;

    --shadow-sm: 0 2px 4px rgba(15, 23, 42, 0.06);
    --shadow-md: 0 6px 16px rgba(15, 23, 42, 0.08);
    --shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.12);
    --shadow-xl: 0 20px 48px rgba(15, 23, 42, 0.16);
    --shadow-card: 0 4px 20px rgba(15, 23, 42, 0.06), 0 1px 0 rgba(255, 255, 255, 0.9);
    --shadow-card-hover: 0 12px 36px rgba(2, 132, 199, 0.15);
    --accent-glow: 0 0 20px rgba(2, 132, 199, 0.15);
}

/* =====================================================
   RESET & BASE
   ===================================================== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-primary);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

a {
    color: var(--accent-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--accent-secondary);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* =====================================================
   ANIMATED BACKGROUND (Canvas container)
   ===================================================== */
#neural-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
    opacity: 0.4;
}

/* =====================================================
   LAYOUT: SIDEBAR + MAIN
   ===================================================== */
.app-layout {
    display: flex;
    min-height: 100vh;
    position: relative;
    z-index: 1;
}

/* =====================================================
   SIDEBAR
   ===================================================== */
.sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    transition: width var(--transition), transform var(--transition);
    overflow: hidden;
}

.sidebar::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 1px;
    height: 100%;
    background: linear-gradient(180deg, transparent, rgba(var(--accent-primary-rgb), 0.15), transparent);
}

.sidebar-brand {
    padding: 0 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--border-color);
    height: var(--header-height);
    min-height: var(--header-height);
    flex-shrink: 0;
}

.sidebar-brand-logo {
    width: 38px;
    height: 38px;
    border-radius: var(--border-radius-sm);
    background: var(--accent-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 14px;
    color: #fff;
    flex-shrink: 0;
    position: relative;
    overflow: hidden;
}

.sidebar-brand-logo::after {
    content: '';
    position: absolute;
    inset: 2px;
    border-radius: 6px;
    border: 1px solid rgba(255,255,255,0.2);
}

.sidebar-brand-text {
    display: flex;
    flex-direction: column;
    justify-content: center;
    overflow: hidden;
    white-space: nowrap;
    line-height: 1.2;
}

.sidebar-brand-name {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 19px;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 1.2px;
    line-height: 1.1;
}

.sidebar-brand-sub {
    font-size: 10px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin-top: 2px;
}

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: 12px 0;
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,0.1) transparent;
}

.sidebar-nav::-webkit-scrollbar {
    width: 3px;
}

.sidebar-nav::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.1);
    border-radius: 3px;
}

.nav-section-label {
    padding: 16px 20px 6px;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-muted);
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 20px;
    margin: 3px 10px;
    border-radius: 10px;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    transition: all var(--transition-fast);
    white-space: nowrap;
    cursor: pointer;
    position: relative;
}

.nav-item i {
    width: 20px;
    text-align: center;
    font-size: 15px;
    flex-shrink: 0;
    transition: all var(--transition-fast);
}

.nav-item:hover {
    background: rgba(0, 212, 255, 0.08);
    color: #00d4ff;
    transform: translateX(3px);
}

.nav-item:hover i {
    color: #00d4ff;
    transform: scale(1.15);
}

.nav-item.active {
    background: linear-gradient(90deg, rgba(0, 212, 255, 0.15) 0%, rgba(139, 92, 246, 0.08) 100%);
    color: #00d4ff;
    font-weight: 600;
    border: 1px solid rgba(0, 212, 255, 0.2);
}

.nav-item.active i {
    color: #00d4ff;
}

.nav-item.active::before {
    content: '';
    position: absolute;
    left: -10px;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 65%;
    background: var(--accent-gradient);
    border-radius: 0 4px 4px 0;
    box-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
}

.nav-item.active i {
    color: var(--accent-primary);
}

/* Sidebar collapsed state */
.sidebar.collapsed {
    width: var(--sidebar-collapsed-width);
}

.sidebar.collapsed .sidebar-brand-text,
.sidebar.collapsed .nav-item span,
.sidebar.collapsed .nav-section-label {
    display: none;
}

.sidebar.collapsed .nav-item {
    justify-content: center;
    padding: 12px;
    margin: 2px 6px;
}

.sidebar.collapsed .sidebar-brand {
    justify-content: center;
    padding: 20px 10px;
}

/* Sidebar toggle button */
.sidebar-toggle {
    display: none !important;
}

/* =====================================================
   MAIN CONTENT
   ===================================================== */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    transition: margin-left var(--transition);
    display: flex;
    flex-direction: column;
}

.sidebar.collapsed ~ .main-content {
    margin-left: var(--sidebar-collapsed-width);
}

/* =====================================================
   HEADER
   ===================================================== */
.top-header {
    height: var(--header-height);
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 16px;
    z-index: 2;
}

.header-center {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    z-index: 1;
    pointer-events: none;
}

.header-title {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    line-height: 1.2;
}

.header-title .header-brand-name {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 16px;
    color: var(--text-heading);
    letter-spacing: 0.8px;
    line-height: 1.1;
}

.header-title .header-brand-sub {
    font-family: var(--font-primary);
    font-size: 10px;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 2px;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 20px;
    cursor: pointer;
    padding: 8px;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 8px;
}

.header-btn {
    width: 38px;
    height: 38px;
    border-radius: var(--border-radius-sm);
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 15px;
    position: relative;
}

.header-btn:hover {
    background: rgba(var(--accent-primary-rgb), 0.1);
    border-color: var(--border-accent);
    color: var(--accent-primary);
}

.header-btn .badge-dot {
    position: absolute;
    top: 6px;
    right: 6px;
    width: 8px;
    height: 8px;
    background: var(--danger);
    border-radius: 50%;
    border: 2px solid var(--bg-sidebar);
}

/* =====================================================
   PAGE CONTENT
   ===================================================== */
.page-content {
    flex: 1;
    padding: 32px;
    max-width: 1280px;
    width: 100%;
    margin: 0 auto;
}

.page-header {
    margin-bottom: 32px;
}

.page-title {
    font-family: var(--font-heading);
    font-size: 28px;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 8px;
}

.page-subtitle {
    color: var(--text-secondary);
    font-size: 15px;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
    font-size: 13px;
    color: var(--text-muted);
}

.breadcrumb a {
    color: var(--text-secondary);
}

.breadcrumb a:hover {
    color: var(--accent-primary);
}

.breadcrumb .separator {
    font-size: 10px;
}

/* =====================================================
   HERO SECTION
   ===================================================== */
.hero-section {
    padding: 60px 0 40px;
    position: relative;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.hero-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: rgba(var(--accent-primary-rgb), 0.1);
    border: 1px solid rgba(var(--accent-primary-rgb), 0.2);
    border-radius: 100px;
    font-size: 12px;
    font-weight: 600;
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 24px;
}

.hero-label .dot {
    width: 6px;
    height: 6px;
    background: var(--accent-primary);
    border-radius: 50%;
    animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 48px;
    font-weight: 800;
    color: var(--text-heading);
    line-height: 1.15;
    margin-bottom: 20px;
}

.hero-title .highlight {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 32px;
    max-width: 540px;
}

.hero-buttons {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.hero-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-visual-graphic {
    width: 100%;
    max-width: 480px;
    aspect-ratio: 1;
    position: relative;
}

.vision-grid {
    width: 100%;
    height: 100%;
    position: relative;
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    background: radial-gradient(circle at center, rgba(0, 212, 255, 0.08) 0%, rgba(10, 14, 26, 0.95) 75%);
    border: 1px solid rgba(0, 212, 255, 0.2);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6), 0 0 30px rgba(0, 212, 255, 0.1);
}

.ai-neural-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    display: block;
    z-index: 1;
}

/* Holographic Rotating Rings */
.ai-orbital-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 220px;
    height: 220px;
    margin-top: -110px;
    margin-left: -110px;
    border-radius: 50%;
    border: 1px dashed rgba(0, 212, 255, 0.35);
    animation: rotateOrbital 25s linear infinite;
    pointer-events: none;
    z-index: 2;
}

.ai-orbital-ring-outer {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 320px;
    height: 320px;
    margin-top: -160px;
    margin-left: -160px;
    border-radius: 50%;
    border: 1px dotted rgba(0, 212, 255, 0.2);
    animation: rotateOrbitalRev 35s linear infinite;
    pointer-events: none;
    z-index: 2;
}

@keyframes rotateOrbital {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes rotateOrbitalRev {
    from { transform: rotate(360deg); }
    to { transform: rotate(0deg); }
}

/* Glowing Hologram Laser Scan */
.ai-laser-scan {
    position: absolute;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent 0%, rgba(0, 212, 255, 0.8) 50%, transparent 100%);
    box-shadow: 0 0 15px rgba(0, 212, 255, 0.9);
    animation: laserScan 4s ease-in-out infinite alternate;
    pointer-events: none;
    z-index: 3;
}

@keyframes laserScan {
    0% { top: 10%; opacity: 0.2; }
    50% { opacity: 0.9; }
    100% { top: 90%; opacity: 0.2; }
}

/* Center AI Core */
.vision-grid-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    z-index: 4;
    pointer-events: none;
}

.vision-icon {
    width: 84px;
    height: 84px;
    border-radius: 50%;
    background: linear-gradient(135deg, #00d4ff 0%, #0284c7 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 12px;
    font-size: 32px;
    color: #fff;
    box-shadow: 0 0 45px rgba(0, 212, 255, 0.6), inset 0 0 15px rgba(255, 255, 255, 0.4);
    animation: pulseCore 3s ease-in-out infinite;
    position: relative;
}

.vision-icon::after {
    content: '';
    position: absolute;
    inset: -6px;
    border-radius: 50%;
    border: 2px solid rgba(0, 212, 255, 0.4);
    animation: rippleRing 2.5s cubic-bezier(0.1, 0.7, 0.9, 1) infinite;
}

@keyframes pulseCore {
    0%, 100% { transform: scale(1); box-shadow: 0 0 35px rgba(0, 212, 255, 0.5); }
    50% { transform: scale(1.06); box-shadow: 0 0 55px rgba(0, 212, 255, 0.8); }
}

@keyframes rippleRing {
    0% { transform: scale(0.9); opacity: 0.8; }
    100% { transform: scale(1.5); opacity: 0; }
}

.vision-text {
    font-family: var(--font-heading);
    font-size: 13px;
    font-weight: 700;
    color: #ffffff;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    background: rgba(10, 14, 26, 0.8);
    padding: 4px 14px;
    border-radius: 20px;
    border: 1px solid rgba(0, 212, 255, 0.3);
    backdrop-filter: blur(8px);
    display: inline-block;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
}

/* Floating AI HUD Telemetry Badges */
.ai-hud-tag {
    position: absolute;
    font-family: monospace;
    font-size: 10px;
    font-weight: 600;
    color: var(--accent-primary);
    background: rgba(10, 14, 26, 0.85);
    border: 1px solid rgba(0, 212, 255, 0.3);
    padding: 3px 8px;
    border-radius: 4px;
    pointer-events: none;
    z-index: 4;
    display: flex;
    align-items: center;
    gap: 5px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(6px);
}

.ai-hud-tag-tl { top: 16px; left: 16px; }
.ai-hud-tag-tr { top: 16px; right: 16px; }
.ai-hud-tag-bl { bottom: 16px; left: 16px; }
.ai-hud-tag-br { bottom: 16px; right: 16px; }

/* =====================================================
   BUTTONS
   ===================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 24px;
    font-family: var(--font-primary);
    font-size: 14px;
    font-weight: 600;
    border-radius: var(--border-radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
    text-decoration: none;
    position: relative;
    z-index: 1;
    overflow: hidden;
}

.btn-primary {
    background: var(--accent-gradient);
    color: #fff;
    border: none;
    box-shadow: 0 4px 14px rgba(0, 212, 255, 0.25);
    transition: all var(--transition);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(0, 212, 255, 0.35);
    color: #fff;
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-outline:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    background: rgba(0, 212, 255, 0.05);
    transform: translateY(-2px);
}

.btn-outline:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    background: rgba(0, 212, 255, 0.1);
    box-shadow: 0 0 15px rgba(0, 212, 255, 0.2);
    transform: translateY(-2px);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    border-color: var(--border-accent);
    background: var(--bg-card-hover);
    color: var(--accent-primary);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    transform: translateY(-2px);
}

.btn-danger {
    background: var(--danger);
    color: #fff;
}

.btn-danger:hover {
    background: #dc2626;
    color: #fff;
}

.btn-success {
    background: var(--success);
    color: #fff;
}

.btn-success:hover {
    background: #059669;
    color: #fff;
}

.btn-sm {
    padding: 6px 14px;
    font-size: 12px;
}

.btn-lg {
    padding: 14px 32px;
    font-size: 16px;
}

.btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
    border-radius: var(--border-radius-sm);
}

/* =====================================================
   CARDS
   ===================================================== */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 24px;
    transition: all var(--transition);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: var(--shadow-card);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent-gradient);
    opacity: 0;
    transition: opacity var(--transition);
}

.card:hover {
    border-color: rgba(0, 212, 255, 0.3);
    box-shadow: var(--shadow-card-hover);
    transform: translateY(-4px);
}

.card:hover::before {
    opacity: 1;
}

.card-glass {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* =====================================================
   STAT CARDS
   ===================================================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin: 40px 0;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 24px;
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: all var(--transition);
    backdrop-filter: blur(12px);
}

.stat-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-gradient);
    transform: scaleX(0);
    transition: transform var(--transition);
}

.stat-card:hover {
    transform: translateY(-3px);
    border-color: rgba(0, 212, 255, 0.25);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

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

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    background: rgba(0, 212, 255, 0.08);
    border: 1px solid rgba(0, 212, 255, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 12px;
    font-size: 20px;
    color: var(--accent-primary);
    transition: all var(--transition);
}

.stat-card:hover .stat-icon {
    background: rgba(0, 212, 255, 0.15);
    border-color: var(--accent-primary);
    transform: translateY(-2px);
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 32px;
    font-weight: 800;
    color: var(--text-heading);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
}

/* =====================================================
   RESEARCH AREA CARDS
   ===================================================== */
.research-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
    justify-content: center;
}

.research-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 28px;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.research-card:hover {
    transform: translateY(-3px);
    border-color: rgba(var(--accent-primary-rgb), 0.3);
    box-shadow: var(--shadow-lg);
}

.research-card-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    margin-bottom: 16px;
    transition: transform var(--transition);
}

.research-card:hover .research-card-icon {
    transform: scale(1.1);
}

.research-card-title {
    font-family: var(--font-heading);
    font-size: 17px;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 8px;
}

.research-card-desc {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* =====================================================
   RESEARCHER CARDS
   ===================================================== */
.researcher-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

.researcher-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: all var(--transition);
}

.researcher-card:hover {
    transform: translateY(-4px);
    border-color: rgba(var(--accent-primary-rgb), 0.3);
    box-shadow: var(--shadow-lg), var(--accent-glow);
}

.researcher-card-header {
    padding: 28px 24px 16px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.researcher-avatar {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    border: 2px solid rgba(var(--accent-primary-rgb), 0.3);
    object-fit: cover;
    flex-shrink: 0;
}

.researcher-info h3 {
    font-family: var(--font-heading);
    font-size: 17px;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 2px;
}

.researcher-position {
    font-size: 13px;
    color: var(--accent-primary);
    font-weight: 500;
}

.researcher-card-body {
    padding: 0 24px;
}

.researcher-interests {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 16px;
}

.researcher-interests-label {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.researcher-card-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.researcher-links {
    display: flex;
    gap: 8px;
}

.researcher-link {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: rgba(var(--accent-primary-rgb), 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    font-size: 14px;
    transition: all var(--transition-fast);
}

.researcher-link:hover {
    background: var(--accent-primary);
    color: #fff;
}

.btn-view-profile {
    font-size: 12px;
    padding: 6px 16px;
}

/* =====================================================
   PUBLICATION CARDS
   ===================================================== */
.publication-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.publication-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 24px;
    transition: all var(--transition);
}

.publication-card:hover {
    border-color: rgba(var(--accent-primary-rgb), 0.2);
    box-shadow: var(--shadow-md);
}

.publication-type-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    border-radius: 100px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 10px;
}

.publication-type-badge.journal { background: rgba(59, 130, 246, 0.15); color: #60a5fa; }
.publication-type-badge.conference { background: rgba(16, 185, 129, 0.15); color: #34d399; }
.publication-type-badge.book_chapter { background: rgba(245, 158, 11, 0.15); color: #fbbf24; }
.publication-type-badge.preprint { background: rgba(139, 92, 246, 0.15); color: #a78bfa; }
.publication-type-badge.technical_report { background: rgba(236, 72, 153, 0.15); color: #f472b6; }

.publication-title {
    font-family: var(--font-heading);
    font-size: 17px;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 6px;
    line-height: 1.4;
}

.publication-authors {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.publication-venue {
    font-size: 13px;
    color: var(--accent-primary);
    font-style: italic;
    margin-bottom: 8px;
}

.publication-abstract {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 12px;
}

.publication-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.publication-meta-item {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    color: var(--text-muted);
}

.publication-meta-item i {
    font-size: 13px;
}

.publication-meta-item a {
    color: var(--accent-primary);
}

/* =====================================================
   PROJECT CARDS
   ===================================================== */
.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 24px;
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: all var(--transition);
}

.project-card:hover {
    transform: translateY(-3px);
    border-color: rgba(var(--accent-primary-rgb), 0.2);
    box-shadow: var(--shadow-lg);
}

.project-card-image {
    height: 180px;
    background: linear-gradient(135deg, var(--bg-tertiary), rgba(var(--accent-primary-rgb), 0.1));
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.project-card-image i {
    font-size: 48px;
    color: rgba(var(--accent-primary-rgb), 0.3);
}

.project-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.project-status-badge {
    position: absolute;
    top: 12px;
    right: 12px;
}

.project-card-body {
    padding: 20px;
}

.project-card-title {
    font-family: var(--font-heading);
    font-size: 17px;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 8px;
}

.project-card-desc {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 16px;
}

.project-tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 16px;
}

.tech-tag {
    padding: 3px 10px;
    background: rgba(var(--accent-primary-rgb), 0.08);
    border: 1px solid rgba(var(--accent-primary-rgb), 0.15);
    border-radius: 100px;
    font-size: 11px;
    color: var(--accent-primary);
    font-weight: 500;
}

.project-card-links {
    display: flex;
    gap: 8px;
}

/* =====================================================
   DATASET CARDS
   ===================================================== */
.dataset-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.dataset-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 24px;
    transition: all var(--transition);
}

.dataset-card:hover {
    transform: translateY(-3px);
    border-color: rgba(var(--accent-primary-rgb), 0.2);
    box-shadow: var(--shadow-lg);
}

.dataset-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 12px;
}

.dataset-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--border-radius-sm);
    background: rgba(var(--accent-primary-rgb), 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-primary);
    font-size: 20px;
}

.dataset-title {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 8px;
}

.dataset-desc {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 16px;
}

.dataset-meta {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-bottom: 16px;
}

.dataset-meta-item {
    font-size: 12px;
    color: var(--text-muted);
}

.dataset-meta-item strong {
    color: var(--text-secondary);
}

/* =====================================================
   BADGES & TAG PILLS
   ===================================================== */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 12px;
    border-radius: 100px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    border: 1px solid transparent;
    transition: all var(--transition-fast);
}

.badge-success { background: rgba(16, 185, 129, 0.1); color: #34d399; border-color: rgba(16, 185, 129, 0.2); }
.badge-warning { background: rgba(245, 158, 11, 0.1); color: #fbbf24; border-color: rgba(245, 158, 11, 0.2); }
.badge-danger { background: rgba(239, 68, 68, 0.1); color: #f87171; border-color: rgba(239, 68, 68, 0.2); }
.badge-info { background: rgba(59, 130, 246, 0.1); color: #60a5fa; border-color: rgba(59, 130, 246, 0.2); }
.badge-primary { background: rgba(0, 212, 255, 0.1); color: #00d4ff; border-color: rgba(0, 212, 255, 0.2); }
.badge-secondary { background: rgba(99, 102, 241, 0.1); color: #a5b4fc; border-color: rgba(99, 102, 241, 0.2); }

.badge-cyan { background: rgba(0, 212, 255, 0.1); color: #00d4ff; border-color: rgba(0, 212, 255, 0.2); }
.badge-purple { background: rgba(99, 102, 241, 0.1); color: #a5b4fc; border-color: rgba(99, 102, 241, 0.2); }
.badge-pink { background: rgba(236, 72, 153, 0.1); color: #f472b6; border-color: rgba(236, 72, 153, 0.2); }
.badge-amber { background: rgba(245, 158, 11, 0.1); color: #fbbf24; border-color: rgba(245, 158, 11, 0.2); }
.badge-emerald { background: rgba(16, 185, 129, 0.1); color: #34d399; border-color: rgba(16, 185, 129, 0.2); }

.badge-gradient {
    background: var(--accent-gradient);
    color: #ffffff;
    border: none;
}

.tag-pill {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 500;
    background: rgba(0, 212, 255, 0.06);
    color: var(--accent-primary);
    border: 1px solid rgba(0, 212, 255, 0.15);
    transition: all var(--transition-fast);
}

.tag-pill:hover {
    background: rgba(0, 212, 255, 0.12);
    border-color: var(--accent-primary);
}

/* =====================================================
   FORMS
   ===================================================== */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.form-control {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 14px;
    transition: all var(--transition-fast);
    outline: none;
}

.form-control:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(var(--accent-primary-rgb), 0.1);
}

.form-control::placeholder {
    color: var(--text-muted);
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%239a9ab0' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

.form-text {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 4px;
}

.form-error {
    font-size: 12px;
    color: var(--danger);
    margin-top: 4px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

/* =====================================================
   ALERTS
   ===================================================== */
.alert {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    border-radius: var(--border-radius-sm);
    margin-bottom: 20px;
    font-size: 14px;
    animation: slide-in 0.3s ease;
    position: relative;
}

@keyframes slide-in {
    from { transform: translateY(-10px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    color: var(--success);
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    color: var(--danger);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.2);
    color: var(--warning);
}

.alert-info {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    color: var(--info);
}

.alert-close {
    margin-left: auto;
    background: none;
    border: none;
    color: inherit;
    cursor: pointer;
    opacity: 0.6;
    padding: 4px;
    font-size: 14px;
}

.alert-close:hover {
    opacity: 1;
}

/* =====================================================
   TABLES
   ===================================================== */
.table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th,
.data-table td {
    padding: 12px 16px;
    text-align: left;
    font-size: 14px;
    border-bottom: 1px solid var(--border-color);
}

.data-table th {
    background: var(--bg-tertiary);
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.data-table td {
    color: var(--text-primary);
}

.data-table tbody tr {
    transition: background var(--transition-fast);
}

.data-table tbody tr:hover {
    background: rgba(var(--accent-primary-rgb), 0.03);
}

.data-table tbody tr:last-child td {
    border-bottom: none;
}

/* =====================================================
   FILTERS & SEARCH
   ===================================================== */
.filter-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.search-box {
    position: relative;
    flex: 1;
    min-width: 250px;
}

.search-box input {
    width: 100%;
    padding: 10px 14px 10px 40px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    color: var(--text-primary);
    font-size: 14px;
    outline: none;
    transition: all var(--transition-fast);
}

.search-box input:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(var(--accent-primary-rgb), 0.1);
}

.search-box i {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 14px;
}

.filter-tabs {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
}

.filter-tab {
    padding: 8px 16px;
    border-radius: var(--border-radius-sm);
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: var(--font-primary);
}

.filter-tab:hover {
    border-color: var(--border-color-hover);
    color: var(--text-primary);
}

.filter-tab.active {
    background: rgba(var(--accent-primary-rgb), 0.12);
    border-color: rgba(var(--accent-primary-rgb), 0.3);
    color: var(--accent-primary);
}

/* =====================================================
   MODAL
   ===================================================== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: var(--bg-modal-overlay);
    backdrop-filter: blur(4px);
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
    animation: fade-in 0.2s ease;
}

.modal-overlay.active {
    display: flex;
}

@keyframes fade-in {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    width: 90%;
    max-width: 560px;
    max-height: 85vh;
    overflow-y: auto;
    animation: modal-in 0.3s ease;
}

@keyframes modal-in {
    from { transform: scale(0.95) translateY(20px); opacity: 0; }
    to { transform: scale(1) translateY(0); opacity: 1; }
}

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 700;
    color: var(--text-heading);
}

.modal-close {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    font-size: 16px;
}

.modal-close:hover {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}

/* =====================================================
   TOAST NOTIFICATION
   ===================================================== */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 99999;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    box-shadow: var(--shadow-lg);
    min-width: 300px;
    max-width: 400px;
    animation: toast-in 0.3s ease;
    font-size: 14px;
    color: var(--text-primary);
}

@keyframes toast-in {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* =====================================================
   PROFILE PAGE
   ===================================================== */
.profile-header {
    display: flex;
    gap: 32px;
    align-items: flex-start;
    padding: 32px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    margin-bottom: 32px;
}

.profile-avatar {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    border: 3px solid rgba(var(--accent-primary-rgb), 0.3);
    object-fit: cover;
    flex-shrink: 0;
}

.profile-info h1 {
    font-family: var(--font-heading);
    font-size: 28px;
    font-weight: 800;
    color: var(--text-heading);
    margin-bottom: 4px;
}

.profile-position {
    font-size: 16px;
    color: var(--accent-primary);
    font-weight: 500;
    margin-bottom: 12px;
}

.profile-bio {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 16px;
}

.profile-contact-links {
    display: flex;
    gap: 8px;
}

.profile-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: rgba(var(--accent-primary-rgb), 0.08);
    border: 1px solid rgba(var(--accent-primary-rgb), 0.15);
    border-radius: var(--border-radius-sm);
    color: var(--text-secondary);
    font-size: 13px;
    transition: all var(--transition-fast);
}

.profile-link:hover {
    background: rgba(var(--accent-primary-rgb), 0.15);
    color: var(--accent-primary);
}

.profile-section {
    margin-bottom: 32px;
}

.profile-section-title {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-color);
}

/* =====================================================
   SECTION HEADERS
   ===================================================== */
.section-header {
    margin-bottom: 32px;
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 14px;
    border-radius: 100px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.25);
    color: var(--accent-primary);
    margin-bottom: 12px;
    box-shadow: 0 0 15px rgba(0, 212, 255, 0.15);
}

.section-title {
    font-family: var(--font-heading);
    font-size: 32px;
    font-weight: 800;
    color: var(--text-heading);
    margin-bottom: 8px;
    line-height: 1.25;
}

.section-title .highlight {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 15px;
    color: var(--text-secondary);
    max-width: 600px;
}

/* =====================================================
   COLLABORATION TYPES
   ===================================================== */
.collab-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    margin-bottom: 48px;
}

.collab-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 28px;
    text-align: center;
    transition: all var(--transition);
}

.collab-card:hover {
    transform: translateY(-3px);
    border-color: rgba(var(--accent-primary-rgb), 0.2);
}

.collab-card i {
    font-size: 32px;
    color: var(--accent-primary);
    margin-bottom: 16px;
}

.collab-card h3 {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 8px;
}

.collab-card p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* =====================================================
   NEWS CARDS
   ===================================================== */
.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
}

.news-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: all var(--transition);
}

.news-card:hover {
    transform: translateY(-3px);
    border-color: rgba(var(--accent-primary-rgb), 0.2);
    box-shadow: var(--shadow-lg);
}

.news-card-image {
    height: 180px;
    background: linear-gradient(135deg, var(--bg-tertiary), rgba(var(--accent-primary-rgb), 0.08));
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.news-card-image i {
    font-size: 40px;
    color: rgba(var(--accent-primary-rgb), 0.3);
}

.news-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.news-card-body {
    padding: 20px;
}

.news-category {
    display: inline-block;
    padding: 3px 10px;
    background: rgba(var(--accent-primary-rgb), 0.1);
    border-radius: 100px;
    font-size: 11px;
    font-weight: 600;
    color: var(--accent-primary);
    text-transform: uppercase;
    margin-bottom: 8px;
}

.news-card-title {
    font-family: var(--font-heading);
    font-size: 17px;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 8px;
    line-height: 1.4;
}

.news-card-desc {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 12px;
}

.news-card-date {
    font-size: 12px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 4px;
}

/* =====================================================
   OPEN SOURCE CARDS
   ===================================================== */
.oss-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.oss-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 24px;
    transition: all var(--transition);
}

.oss-card:hover {
    transform: translateY(-3px);
    border-color: rgba(var(--accent-primary-rgb), 0.2);
    box-shadow: var(--shadow-lg);
}

.oss-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 12px;
}

.oss-card-title {
    font-family: var(--font-heading);
    font-size: 17px;
    font-weight: 700;
    color: var(--text-heading);
}

.oss-stats {
    display: flex;
    gap: 12px;
    font-size: 12px;
    color: var(--text-muted);
}

.oss-stats span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.oss-card-desc {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 16px;
}

.oss-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* =====================================================
   FOOTER
   ===================================================== */
.site-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 40px 32px 20px;
    margin-top: 40px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 32px;
    max-width: 1400px;
}

.footer-brand {
    max-width: 320px;
}

.footer-brand-name {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 4px;
}

.footer-brand-sub {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.footer-brand-desc {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.footer-section-title {
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 8px;
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 13px;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--accent-primary);
}

.footer-bottom {
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 12px;
    color: var(--text-muted);
    max-width: 1400px;
}

.footer-social {
    display: flex;
    gap: 8px;
}

.footer-social a {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: rgba(var(--accent-primary-rgb), 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    font-size: 14px;
    transition: all var(--transition-fast);
}

.footer-social a:hover {
    background: var(--accent-primary);
    color: #fff;
}

/* =====================================================
   DASHBOARD CARDS (Admin/Researcher)
   ===================================================== */
.dashboard-stats {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
}

.dashboard-stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    transition: all var(--transition);
}

.dashboard-stat-card:hover {
    border-color: rgba(var(--accent-primary-rgb), 0.2);
    transform: translateY(-2px);
}

.dashboard-stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.dashboard-stat-info h3 {
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 800;
    color: var(--text-heading);
}

.dashboard-stat-info p {
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 500;
}

/* =====================================================
   LOGIN PAGE
   ===================================================== */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-primary);
    padding: 20px;
}

.login-container {
    width: 100%;
    max-width: 420px;
}

.login-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-xl);
}

.login-brand {
    text-align: center;
    margin-bottom: 32px;
}

.login-brand-logo {
    width: 56px;
    height: 56px;
    border-radius: var(--border-radius);
    background: var(--accent-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 18px;
    color: #fff;
    margin: 0 auto 16px;
}

.login-brand h1 {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 4px;
}

.login-brand p {
    font-size: 13px;
    color: var(--text-secondary);
}

/* =====================================================
   ABOUT PAGE
   ===================================================== */
.about-section {
    margin-bottom: 40px;
}

.about-section h2 {
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.about-section h2 i {
    color: var(--accent-primary);
    font-size: 20px;
}

.about-section p,
.about-section .about-text {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.8;
    white-space: pre-line;
}

/* =====================================================
   UTILITY CLASSES
   ===================================================== */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--text-muted); }
.text-accent { color: var(--accent-primary); }
.text-sm { font-size: 13px; }
.text-xs { font-size: 11px; }

.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }

.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 8px; }
.gap-2 { gap: 16px; }
.gap-3 { gap: 24px; }
.flex-wrap { flex-wrap: wrap; }

.w-100 { width: 100%; }

.hidden { display: none !important; }

/* =====================================================
   RESPONSIVE
   ===================================================== */

/* Tablet */
@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0 !important;
    }

    .mobile-menu-btn {
        display: block;
    }

    .sidebar-toggle {
        display: none;
    }

    .hero-content {
        grid-template-columns: 1fr;
    }

    .hero-visual {
        display: none;
    }

    .hero-title {
        font-size: 36px;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
    }

    .page-content {
        padding: 24px;
    }

    .profile-header {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .profile-contact-links {
        justify-content: center;
    }
}

/* Sidebar overlay on mobile */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
}

.sidebar-overlay.active {
    display: block;
}

/* Mobile */
@media (max-width: 768px) {
    .hero-title {
        font-size: 28px;
    }

    .section-title {
        font-size: 24px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .researcher-grid,
    .project-grid,
    .news-grid {
        grid-template-columns: 1fr;
    }

    .filter-bar {
        flex-direction: column;
        align-items: stretch;
    }

    .search-box {
        min-width: 100%;
    }

    .filter-tabs {
        overflow-x: auto;
        flex-wrap: nowrap;
        padding-bottom: 4px;
    }

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

    .footer-content {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }

    .page-content {
        padding: 16px;
    }

    .dashboard-stats {
        grid-template-columns: 1fr;
    }
}

/* Small mobile */
@media (max-width: 480px) {
    .hero-title {
        font-size: 24px;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .card {
        padding: 16px;
    }
}

/* =====================================================
   EMPTY STATE
   ===================================================== */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

.empty-state i {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-state h3 {
    font-family: var(--font-heading);
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.empty-state p {
    font-size: 14px;
}

/* =====================================================
   QUICK ACTIONS
   ===================================================== */
.quick-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 32px;
}

/* =====================================================
   NOTIFICATION BELL DROPDOWN
   ===================================================== */
.notification-count {
    position: absolute;
    top: -4px;
    right: -4px;
    min-width: 18px;
    height: 18px;
    background: var(--danger);
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    border-radius: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
}

/* =====================================================
   PRINT STYLES
   ===================================================== */
@media print {
    .sidebar,
    .top-header,
    .sidebar-overlay,
    #neural-bg {
        display: none !important;
    }

    .main-content {
        margin-left: 0 !important;
    }

    .card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ddd;
    }
}

/* =====================================================
   OFFICIAL SOCIAL MEDIA HOVER COLORS
   ===================================================== */

/* Base transition for smooth color changes */
.researcher-link,
.footer-social a,
.profile-link,
a[class*="social"] {
    transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

/* LinkedIn */
:is(.researcher-link, .footer-social a, .profile-link, a):has(.fa-linkedin, .fa-linkedin-in):hover {
    background: #0077b5 !important;
    color: #ffffff !important;
    border-color: #0077b5 !important;
    box-shadow: 0 4px 14px rgba(0, 119, 181, 0.4);
    transform: translateY(-2px);
}

/* WhatsApp */
:is(.researcher-link, .footer-social a, .profile-link, a):has(.fa-whatsapp):hover {
    background: #25d366 !important;
    color: #ffffff !important;
    border-color: #25d366 !important;
    box-shadow: 0 4px 14px rgba(37, 211, 102, 0.4);
    transform: translateY(-2px);
}

/* Email / Envelope */
:is(.researcher-link, .footer-social a, .profile-link, a):has(.fa-envelope):hover {
    background: #ea4335 !important;
    color: #ffffff !important;
    border-color: #ea4335 !important;
    box-shadow: 0 4px 14px rgba(234, 67, 53, 0.4);
    transform: translateY(-2px);
}

/* GitHub */
:is(.researcher-link, .footer-social a, .profile-link, a):has(.fa-github):hover {
    background: #24292e !important;
    color: #ffffff !important;
    border-color: #333333 !important;
    box-shadow: 0 4px 14px rgba(36, 41, 46, 0.4);
    transform: translateY(-2px);
}

/* Twitter / X */
:is(.researcher-link, .footer-social a, .profile-link, a):has(.fa-twitter, .fa-x-twitter):hover {
    background: #1da1f2 !important;
    color: #ffffff !important;
    border-color: #1da1f2 !important;
    box-shadow: 0 4px 14px rgba(29, 161, 242, 0.4);
    transform: translateY(-2px);
}

/* ORCID */
:is(.researcher-link, .footer-social a, .profile-link, a):has(.fa-orcid):hover {
    background: #a6ce39 !important;
    color: #ffffff !important;
    border-color: #a6ce39 !important;
    box-shadow: 0 4px 14px rgba(166, 206, 57, 0.4);
    transform: translateY(-2px);
}

/* Google Scholar */
:is(.researcher-link, .footer-social a, .profile-link, a):has(.fa-graduation-cap):hover {
    background: #4285f4 !important;
    color: #ffffff !important;
    border-color: #4285f4 !important;
    box-shadow: 0 4px 14px rgba(66, 133, 244, 0.4);
    transform: translateY(-2px);
}

/* Facebook */
:is(.researcher-link, .footer-social a, .profile-link, a):has(.fa-facebook, .fa-facebook-f, .fa-facebook-square):hover {
    background: #1877f2 !important;
    color: #ffffff !important;
    border-color: #1877f2 !important;
    box-shadow: 0 4px 14px rgba(24, 119, 242, 0.4);
    transform: translateY(-2px);
}

/* Instagram */
:is(.researcher-link, .footer-social a, .profile-link, a):has(.fa-instagram):hover {
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%) !important;
    color: #ffffff !important;
    border-color: #e4405f !important;
    box-shadow: 0 4px 14px rgba(228, 64, 95, 0.4);
    transform: translateY(-2px);
}

/* YouTube */
:is(.researcher-link, .footer-social a, .profile-link, a):has(.fa-youtube):hover {
    background: #ff0000 !important;
    color: #ffffff !important;
    border-color: #ff0000 !important;
    box-shadow: 0 4px 14px rgba(255, 0, 0, 0.4);
    transform: translateY(-2px);
}

/* ResearchGate */
:is(.researcher-link, .footer-social a, .profile-link, a):has(.fa-researchgate):hover {
    background: #00ccbb !important;
    color: #ffffff !important;
    border-color: #00ccbb !important;
    box-shadow: 0 4px 14px rgba(0, 204, 187, 0.4);
    transform: translateY(-2px);
}

/* Personal Website / Globe */
:is(.researcher-link, .footer-social a, .profile-link, a):has(.fa-globe):hover {
    background: #0ea5e9 !important;
    color: #ffffff !important;
    border-color: #0ea5e9 !important;
    box-shadow: 0 4px 14px rgba(14, 165, 233, 0.4);
    transform: translateY(-2px);
}

/* Ensure text and icon inside hovered social button turn white */
:is(.researcher-link, .footer-social a, .profile-link, a):is(:has(.fa-linkedin), :has(.fa-linkedin-in), :has(.fa-whatsapp), :has(.fa-envelope), :has(.fa-github), :has(.fa-twitter), :has(.fa-x-twitter), :has(.fa-orcid), :has(.fa-graduation-cap), :has(.fa-facebook), :has(.fa-facebook-f), :has(.fa-instagram), :has(.fa-youtube), :has(.fa-researchgate), :has(.fa-globe)):hover i {
    color: #ffffff !important;
}

/* =====================================================
   RESEARCH AREAS & DETAILS
   ===================================================== */
.research-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 20px;
}

.research-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 28px 24px;
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.research-card:hover {
    transform: translateY(-5px);
    border-color: rgba(var(--accent-primary-rgb), 0.4);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.35), 0 0 20px rgba(var(--accent-primary-rgb), 0.12);
}

.research-card:hover .research-card-link i {
    transform: translateX(4px);
}

.research-card-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    margin-bottom: 18px;
    transition: transform 0.3s ease;
}

.research-card:hover .research-card-icon {
    transform: scale(1.08);
}

.research-card-title {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 8px;
}

.research-card-desc {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.6;
    margin: 0;
}

@media (max-width: 900px) {
    .area-detail-grid {
        grid-template-columns: 1fr !important;
    }
}

/* =====================================================
   RESEARCH AREA VIDEO SHOWCASE & HERO SPLIT
   ===================================================== */
.area-hero-split {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 36px;
    align-items: center;
    position: relative;
    z-index: 2;
}

@media (max-width: 1024px) {
    .area-hero-split {
        grid-template-columns: 1fr !important;
        gap: 28px;
    }
}

.ai-video-box {
    background: #080c14;
    border: none;
    outline: none;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.6);
    position: relative;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.ai-video-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 18px;
    background: rgba(12, 18, 32, 0.85);
    border: none;
    border-bottom: none;
    backdrop-filter: blur(10px);
    position: relative;
    z-index: 10;
}

.ai-video-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--text-heading);
}

.ai-video-pulse {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #10b981;
    box-shadow: 0 0 10px #10b981;
    animation: livePulse 1.8s infinite;
}

@keyframes livePulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
    70% { transform: scale(1.1); box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.ai-video-container {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    background: #050811;
    overflow: hidden;
    border: none;
    outline: none;
}

.ai-video-container iframe {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 145%;
    height: 145%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    user-select: none;
    border: 0 !important;
    outline: none !important;
    z-index: 1;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.ai-video-container video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    pointer-events: none;
    border: 0 !important;
    outline: none !important;
    z-index: 1;
}

.ai-video-shield {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    z-index: 100 !important;
    background: rgba(0, 0, 0, 0.001);
    pointer-events: auto !important;
    cursor: default;
    user-select: none;
}

.ai-scanline-effect {
    position: absolute;
    inset: 0;
    z-index: 3;
    pointer-events: none;
    background: linear-gradient(
        rgba(18, 16, 38, 0) 50%, 
        rgba(0, 0, 0, 0.25) 50%
    ), linear-gradient(
        90deg,
        rgba(255, 0, 0, 0.03),
        rgba(0, 255, 0, 0.01),
        rgba(0, 0, 255, 0.03)
    );
    background-size: 100% 3px, 6px 100%;
    opacity: 0.6;
}

.ai-video-overlay-controls {
    position: absolute;
    bottom: 12px;
    right: 12px;
    display: flex;
    gap: 8px;
    z-index: 5;
}

.ai-video-btn {
    width: 34px;
    height: 34px;
    border-radius: 8px;
    background: rgba(15, 23, 42, 0.75);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 13px;
    transition: all 0.2s ease;
}

.ai-video-btn:hover {
    background: var(--accent-primary);
    color: #ffffff;
    transform: scale(1.08);
}