/* LectureLearn Modern Landing Page Styles */
/* ======================================== */

/* CSS Custom Properties - Modern Design System */
:root {
    /* Modern Color Palette */
    --color-primary: #6366f1;
    --color-primary-light: #818cf8;
    --color-primary-dark: #4338ca;
    --color-secondary: #06b6d4;
    --color-accent: #f59e0b;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-error: #ef4444;

    /* Neutral Colors - Light Mode */
    --color-white: #ffffff;
    --color-gray-50: #f9fafb;
    --color-gray-100: #f3f4f6;
    --color-gray-200: #e5e7eb;
    --color-gray-300: #d1d5db;
    --color-gray-400: #9ca3af;
    --color-gray-500: #6b7280;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    --color-gray-800: #1f2937;
    --color-gray-900: #111827;

    /* Dark Mode Colors */
    --color-dark-bg: #0f0f23;
    --color-dark-surface: #1a1a2e;
    --color-dark-elevated: #16213e;
    --color-dark-border: #2a2a4a;

    /* Semantic Colors */
    --primary: var(--color-primary);
    --secondary: var(--color-secondary);
    --bg-primary: var(--color-white);
    --bg-secondary: var(--color-gray-50);
    --bg-tertiary: var(--color-gray-100);
    --text-primary: var(--color-gray-900);
    --text-secondary: var(--color-gray-700);
    --text-muted: var(--color-gray-500);
    --border-color: var(--color-gray-200);
    --border-color-light: var(--color-gray-100);

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #06b6d4 100%);
    --gradient-secondary: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);
    --gradient-accent: linear-gradient(135deg, #f59e0b 0%, #f97316 100%);
    --gradient-hero: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(6, 182, 212, 0.1) 100%);
    --gradient-card: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(255, 255, 255, 0.6) 100%);

    /* Glass Effects */
    --glass-bg: rgba(255, 255, 255, 0.8);
    --glass-border: rgba(255, 255, 255, 0.3);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    --glass-backdrop: blur(20px);

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.3);

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    --font-display: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    --font-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;

    /* Font Sizes */
    --text-xs: 0.75rem;    /* 12px */
    --text-sm: 0.875rem;   /* 14px */
    --text-base: 1rem;     /* 16px */
    --text-lg: 1.125rem;   /* 18px */
    --text-xl: 1.25rem;    /* 20px */
    --text-2xl: 1.5rem;    /* 24px */
    --text-3xl: 1.875rem;  /* 30px */
    --text-4xl: 2.25rem;   /* 36px */
    --text-5xl: 3rem;      /* 48px */
    --text-6xl: 3.75rem;   /* 60px */
    --text-7xl: 4.5rem;    /* 72px */

    /* Line Heights */
    --leading-none: 1;
    --leading-tight: 1.25;
    --leading-snug: 1.375;
    --leading-normal: 1.5;
    --leading-relaxed: 1.625;
    --leading-loose: 2;

    /* Spacing Scale */
    --space-0: 0;
    --space-px: 1px;
    --space-0-5: 0.125rem;  /* 2px */
    --space-1: 0.25rem;     /* 4px */
    --space-1-5: 0.375rem;  /* 6px */
    --space-2: 0.5rem;      /* 8px */
    --space-2-5: 0.625rem;  /* 10px */
    --space-3: 0.75rem;     /* 12px */
    --space-3-5: 0.875rem;  /* 14px */
    --space-4: 1rem;        /* 16px */
    --space-5: 1.25rem;     /* 20px */
    --space-6: 1.5rem;      /* 24px */
    --space-7: 1.75rem;     /* 28px */
    --space-8: 2rem;        /* 32px */
    --space-9: 2.25rem;     /* 36px */
    --space-10: 2.5rem;     /* 40px */
    --space-11: 2.75rem;    /* 44px */
    --space-12: 3rem;       /* 48px */
    --space-14: 3.5rem;     /* 56px */
    --space-16: 4rem;       /* 64px */
    --space-20: 5rem;       /* 80px */
    --space-24: 6rem;       /* 96px */
    --space-28: 7rem;       /* 112px */
    --space-32: 8rem;       /* 128px */

    /* Border Radius */
    --radius-none: 0px;
    --radius-sm: 0.125rem;  /* 2px */
    --radius-md: 0.375rem;  /* 6px */
    --radius-lg: 0.5rem;    /* 8px */
    --radius-xl: 0.75rem;   /* 12px */
    --radius-2xl: 1rem;     /* 16px */
    --radius-3xl: 1.5rem;   /* 24px */
    --radius-full: 9999px;

    /* Animation & Transitions */
    --duration-fast: 150ms;
    --duration-normal: 250ms;
    --duration-slow: 350ms;
    --duration-slower: 500ms;
    
    --ease-linear: linear;
    --ease-in: cubic-bezier(0.4, 0, 1, 1);
    --ease-out: cubic-bezier(0, 0, 0.2, 1);
    --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Z-index Scale */
    --z-auto: auto;
    --z-0: 0;
    --z-10: 10;
    --z-20: 20;
    --z-30: 30;
    --z-40: 40;
    --z-50: 50;
    --z-modal: 1000;
    --z-overlay: 1100;
    --z-max: 9999;

    /* Container Sizes */
    --container-sm: 640px;
    --container-md: 768px;
    --container-lg: 1024px;
    --container-xl: 1280px;
    --container-2xl: 1400px;
}

/* Light Mode Theme (Default) */
[data-theme="light"], :root {
    --primary: var(--color-primary);
    --secondary: var(--color-secondary);
    --bg-primary: var(--color-white);
    --bg-secondary: var(--color-gray-50);
    --bg-tertiary: var(--color-gray-100);
    --text-primary: var(--color-gray-900);
    --text-secondary: var(--color-gray-700);
    --text-muted: var(--color-gray-500);
    --border-color: var(--color-gray-200);
    --border-color-light: var(--color-gray-100);

    /* Light mode glass effects - Fixed for better visibility */
    --glass-bg: rgba(255, 255, 255, 0.98);
    --glass-border: rgba(99, 102, 241, 0.15);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    --gradient-card: linear-gradient(135deg, rgba(255, 255, 255, 0.98) 0%, rgba(255, 255, 255, 0.95) 100%);
    
    /* Enhanced shadows for light mode */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

/* Dark Mode Theme */
[data-theme="dark"] {
    --primary: var(--color-primary);
    --secondary: var(--color-secondary);
    --bg-primary: var(--color-dark-bg);
    --bg-secondary: var(--color-dark-surface);
    --bg-tertiary: var(--color-dark-elevated);
    --text-primary: var(--color-gray-100);
    --text-secondary: var(--color-gray-300);
    --text-muted: var(--color-gray-400);
    --border-color: var(--color-dark-border);
    --border-color-light: var(--color-dark-border);

    /* Adjust glass effects for dark mode */
    --glass-bg: rgba(26, 26, 46, 0.8);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    --gradient-card: linear-gradient(135deg, rgba(26, 26, 46, 0.9) 0%, rgba(26, 26, 46, 0.6) 100%);
    
    /* Dark mode specific shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 10px 10px -5px rgba(0, 0, 0, 0.2);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.6);
}

/* System preference detection */
@media (prefers-color-scheme: dark) {
    :root:not([data-theme]) {
        --primary: var(--color-primary);
        --secondary: var(--color-secondary);
        --bg-primary: var(--color-dark-bg);
        --bg-secondary: var(--color-dark-surface);
        --bg-tertiary: var(--color-dark-elevated);
        --text-primary: var(--color-gray-100);
        --text-secondary: var(--color-gray-300);
        --text-muted: var(--color-gray-400);
        --border-color: var(--color-dark-border);
        --border-color-light: var(--color-dark-border);
        
        --glass-bg: rgba(26, 26, 46, 0.8);
        --glass-border: rgba(255, 255, 255, 0.1);
        --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
        --gradient-card: linear-gradient(135deg, rgba(26, 26, 46, 0.9) 0%, rgba(26, 26, 46, 0.6) 100%);
    }
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    scroll-padding-top: var(--space-20);
}

body {
    font-family: var(--font-sans);
    font-size: var(--text-base);
    line-height: var(--leading-relaxed);
    color: var(--text-primary);
    background-color: var(--bg-primary);
    background-image: 
        radial-gradient(circle at 25% 25%, rgba(99, 102, 241, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(6, 182, 212, 0.05) 0%, transparent 50%);
    min-height: 100vh;
    overflow-x: hidden;
    transition: background-color var(--duration-normal) var(--ease-out);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: var(--z-max);
    transition: opacity var(--duration-slow) var(--ease-out);
}

.loading-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

.loading-spinner {
    position: relative;
    width: 80px;
    height: 80px;
    margin-bottom: var(--space-6);
}

.spinner-ring {
    position: absolute;
    width: 100%;
    height: 100%;
    border: 2px solid transparent;
    border-top: 2px solid var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.spinner-ring:nth-child(2) {
    width: 60px;
    height: 60px;
    top: 10px;
    left: 10px;
    border-top-color: var(--color-secondary);
    animation-delay: -0.3s;
}

.spinner-ring:nth-child(3) {
    width: 40px;
    height: 40px;
    top: 20px;
    left: 20px;
    border-top-color: var(--color-accent);
    animation-delay: -0.6s;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading-text {
    color: var(--text-secondary);
    font-size: var(--text-lg);
    font-weight: 500;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: var(--leading-tight);
    letter-spacing: -0.025em;
    color: var(--text-primary);
    margin: 0;
}

h1 { font-size: var(--text-6xl); }
h2 { font-size: var(--text-5xl); }
h3 { font-size: var(--text-4xl); }
h4 { font-size: var(--text-3xl); }
h5 { font-size: var(--text-2xl); }
h6 { font-size: var(--text-xl); }

p {
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    margin: 0;
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
    font-weight: 800;
}

.highlight-text {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 600;
}

/* Container System */
.container {
    width: 100%;
    max-width: var(--container-xl);
    margin: 0 auto;
    padding-left: var(--space-6);
    padding-right: var(--space-6);
}

@media (max-width: 768px) {
    .container {
        padding-left: var(--space-4);
        padding-right: var(--space-4);
    }
}

/* Section Utilities */
.section-header {
    text-align: center;
    margin-bottom: var(--space-16);
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-backdrop);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--space-6);
    transition: all var(--duration-normal) var(--ease-out);
}

.section-badge:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.section-title {
    font-size: clamp(var(--text-4xl), 5vw, var(--text-6xl));
    margin-bottom: var(--space-6);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-subtitle {
    font-size: var(--text-xl);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: var(--leading-relaxed);
}

/* Glass Card Component */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-backdrop);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    transition: all var(--duration-normal) var(--ease-out);
    position: relative;
    overflow: hidden;
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
}

[data-theme="dark"] .glass-card::before {
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
}

[data-theme="light"] .glass-card::before {
    background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.3), transparent);
}

.glass-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-2xl);
}

[data-theme="light"] .glass-card:hover {
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: 0 25px 50px -12px rgba(99, 102, 241, 0.15);
    transform: translateY(-4px);
}

[data-theme="dark"] .glass-card:hover {
    border-color: rgba(255, 255, 255, 0.4);
    box-shadow: var(--shadow-2xl);
}

/* Button System */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-sans);
    font-size: var(--text-base);
    font-weight: 600;
    line-height: 1;
    text-decoration: none;
    border: 1px solid transparent;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--duration-normal) var(--ease-out);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

.btn:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-lg);
}

.btn-xl {
    padding: var(--space-5) var(--space-10);
    font-size: var(--text-xl);
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

[data-theme="light"] .btn-primary {
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.3);
}

[data-theme="light"] .btn-primary:hover {
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.4);
    transform: translateY(-3px);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border-color: var(--border-color);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    background: var(--bg-tertiary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

[data-theme="light"] .btn-secondary {
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(99, 102, 241, 0.2);
    color: var(--color-primary);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .btn-secondary:hover {
    background: rgba(99, 102, 241, 0.05);
    border-color: var(--color-primary);
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.2);
}

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

.btn-outline:hover {
    background: var(--bg-secondary);
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.btn-gradient {
    position: relative;
    overflow: hidden;
}

.btn-gradient::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left var(--duration-slower) var(--ease-out);
}

.btn-gradient:hover::before {
    left: 100%;
}

.btn-shine {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left var(--duration-slower) var(--ease-out);
}

.btn:hover .btn-shine {
    left: 100%;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-50);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-backdrop);
    border-bottom: 1px solid var(--glass-border);
    transition: all var(--duration-normal) var(--ease-out);
}

.navbar.scrolled {
    background: var(--bg-secondary);
    box-shadow: var(--shadow-lg);
    border-bottom-color: var(--border-color);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
    max-width: var(--container-2xl);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    text-decoration: none;
    font-weight: 800;
    font-size: var(--text-xl);
    color: var(--text-primary);
    transition: all var(--duration-normal) var(--ease-out);
}

.nav-logo:hover {
    transform: scale(1.05);
}

.logo-image {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-lg);
    object-fit: contain;
}

.logo-text {
    font-family: var(--font-display);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-badge {
    background: var(--color-accent);
    color: white;
    font-size: var(--text-xs);
    font-weight: 700;
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-md);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.nav-group {
    display: flex;
    align-items: center;
    gap: var(--space-6);
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: var(--text-base);
    border-radius: var(--radius-lg);
    transition: all var(--duration-normal) var(--ease-out);
    position: relative;
}

.nav-link:hover {
    color: var(--color-primary);
    background: var(--glass-bg);
}

.nav-link i {
    font-size: var(--text-sm);
    opacity: 0.7;
}

.nav-dropdown {
    position: relative;
}

.dropdown-toggle {
    background: none;
    border: none;
    cursor: pointer;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    padding: var(--space-2);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--duration-normal) var(--ease-out);
}

.nav-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-lg);
    transition: all var(--duration-normal) var(--ease-out);
}

.dropdown-item:hover {
    background: var(--bg-tertiary);
    color: var(--color-primary);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

/* Theme Toggle */
.theme-toggle {
    position: relative;
    width: 60px;
    height: 32px;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--duration-normal) var(--ease-out);
    overflow: hidden;
}

.theme-toggle:hover {
    border-color: var(--color-primary);
}

.theme-toggle-track {
    position: relative;
    width: 100%;
    height: 100%;
}

.theme-toggle-thumb {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 24px;
    height: 24px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-xs);
    color: var(--color-gray-600);
    transition: all var(--duration-normal) var(--ease-spring);
    box-shadow: var(--shadow-sm);
}

[data-theme="dark"] .theme-toggle-thumb {
    transform: translateX(26px);
    background: var(--color-gray-800);
    color: var(--color-gray-300);
}

[data-theme="light"] .theme-toggle-thumb {
    transform: translateX(2px);
    background: white;
    color: var(--color-gray-600);
}

.theme-toggle-thumb .light-icon {
    opacity: 1;
    transition: opacity var(--duration-normal) ease;
}

.theme-toggle-thumb .dark-icon {
    opacity: 0;
    position: absolute;
    transition: opacity var(--duration-normal) ease;
}

[data-theme="dark"] .theme-toggle-thumb .light-icon {
    opacity: 0;
}

[data-theme="dark"] .theme-toggle-thumb .dark-icon {
    opacity: 1;
}

[data-theme="light"] .theme-toggle-thumb .light-icon {
    opacity: 1;
}

[data-theme="light"] .theme-toggle-thumb .dark-icon {
    opacity: 0;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-2);
}

.hamburger-line {
    width: 100%;
    height: 2px;
    background: var(--text-primary);
    margin: 3px 0;
    transition: all var(--duration-normal) var(--ease-out);
    border-radius: var(--radius-sm);
}

.mobile-menu-toggle.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu-toggle.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: var(--bg-secondary);
        border-top: 1px solid var(--border-color);
        padding: var(--space-6);
        flex-direction: column;
        gap: var(--space-4);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--duration-normal) var(--ease-out);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-group {
        flex-direction: column;
        gap: var(--space-2);
        width: 100%;
    }

    .nav-link {
        width: 100%;
        padding: var(--space-4);
        justify-content: flex-start;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .nav-actions {
        gap: var(--space-2);
    }
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding-top: 80px;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
}

.hero-gradient-orbs {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.6;
    animation: float 8s ease-in-out infinite;
}

.orb-1 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, var(--color-primary) 0%, transparent 70%);
    top: -200px;
    left: -200px;
    animation-delay: 0s;
}

.orb-2 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, var(--color-secondary) 0%, transparent 70%);
    bottom: -150px;
    right: -150px;
    animation-delay: -4s;
}

.orb-3 {
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, var(--color-accent) 0%, transparent 70%);
    top: 50%;
    right: 10%;
    animation-delay: -2s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) scale(1); }
    33% { transform: translateY(-20px) scale(1.1); }
    66% { transform: translateY(10px) scale(0.9); }
}

.hero-grid-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(rgba(99, 102, 241, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.hero-content {
    position: relative;
    z-index: 1;
    width: 100%;
}

.hero-announcement {
    text-align: center;
    margin-bottom: var(--space-8);
}

.announcement-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-6);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-backdrop);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--text-primary);
    transition: all var(--duration-normal) var(--ease-out);
    cursor: pointer;
}

.announcement-badge:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

[data-theme="light"] .announcement-badge:hover {
    border-color: rgba(99, 102, 241, 0.4);
    box-shadow: 0 15px 35px -8px rgba(99, 102, 241, 0.2);
}

.badge-icon {
    font-size: var(--text-base);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-5px); }
    60% { transform: translateY(-3px); }
}

.badge-arrow {
    color: var(--color-primary);
    font-weight: 700;
    transition: transform var(--duration-normal) var(--ease-out);
}

.announcement-badge:hover .badge-arrow {
    transform: translateX(4px);
}

.hero-main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
}

.hero-text {
    max-width: 100%;
}

.hero-title {
    font-size: clamp(var(--text-4xl), 6vw, var(--text-7xl));
    line-height: var(--leading-tight);
    margin-bottom: var(--space-6);
}

.title-line {
    display: block;
}

.hero-subtitle {
    font-size: var(--text-xl);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-8);
    max-width: 600px;
}

.hero-stats {
    display: flex;
    gap: var(--space-6);
    margin-bottom: var(--space-10);
}

.stat-card {
    position: relative;
    padding: var(--space-4);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-backdrop);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    text-align: center;
    transition: all var(--duration-normal) var(--ease-out);
    box-shadow: var(--shadow-md);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.stat-number {
    display: block;
    font-size: var(--text-2xl);
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: var(--space-1);
}

.stat-label {
    font-size: var(--text-sm);
    color: var(--text-muted);
    font-weight: 500;
}

.stat-icon {
    position: absolute;
    top: var(--space-2);
    right: var(--space-2);
    color: var(--color-primary);
    opacity: 0.3;
    font-size: var(--text-lg);
}

.hero-cta {
    margin-bottom: var(--space-10);
}

.cta-main {
    margin-bottom: var(--space-6);
}

.cta-note {
    font-size: var(--text-sm);
    color: var(--text-muted);
    text-align: center;
    margin-top: var(--space-3);
}

.cta-secondary {
    display: flex;
    justify-content: center;
}

.hero-social-proof {
    text-align: center;
}

.proof-text {
    font-size: var(--text-sm);
    color: var(--text-muted);
    margin-bottom: var(--space-4);
}

.universities-grid {
    display: flex;
    justify-content: center;
    gap: var(--space-6);
    flex-wrap: wrap;
}

.university-logo {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--text-muted);
    padding: var(--space-2) var(--space-4);
    background: var(--glass-bg);
    border-radius: var(--radius-lg);
    opacity: 0.7;
    transition: all var(--duration-normal) var(--ease-out);
}

.university-logo:hover {
    opacity: 1;
    transform: translateY(-2px);
}

/* Hero Visual/Demo */
.hero-visual {
    position: relative;
}

.demo-container {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-backdrop);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-3xl);
    padding: var(--space-8);
    box-shadow: var(--shadow-2xl);
}

.demo-stage {
    display: none;
    animation: fadeInUp 0.6s var(--ease-out);
    position: relative;
}

.demo-stage.active {
    display: block;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.stage-content {
    text-align: center;
    padding: var(--space-6);
}

/* Enhanced Demo Stage Content */
.upload-zone {
    padding: var(--space-8);
    border: 2px dashed var(--border-color-light);
    border-radius: var(--radius-xl);
    background: var(--bg-tertiary);
    transition: all var(--duration-normal) var(--ease-out);
    margin: var(--space-4) auto;
    max-width: 400px;
}

.upload-zone:hover {
    border-color: var(--color-primary);
    background: rgba(99, 102, 241, 0.1);
    transform: scale(1.02);
}

.upload-icon {
    font-size: var(--text-5xl);
    color: var(--color-primary);
    margin-bottom: var(--space-4);
    animation: pulse 2s infinite;
}

.upload-zone h3 {
    margin-bottom: var(--space-2);
    color: var(--text-primary);
    font-size: var(--text-xl);
}

.upload-zone p {
    color: var(--text-muted);
    margin-bottom: var(--space-4);
}

.file-types {
    display: flex;
    justify-content: center;
    gap: var(--space-2);
    flex-wrap: wrap;
}

.file-type {
    padding: var(--space-1) var(--space-3);
    background: var(--gradient-primary);
    color: white;
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    font-weight: 600;
    box-shadow: var(--shadow-sm);
}

.processing-animation {
    text-align: center;
    padding: var(--space-8);
}

.ai-brain {
    position: relative;
    font-size: var(--text-5xl);
    color: var(--color-primary);
    margin-bottom: var(--space-6);
    display: inline-block;
}

.brain-waves {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
}

.wave {
    position: absolute;
    width: 60px;
    height: 60px;
    border: 2px solid var(--color-primary);
    border-radius: 50%;
    opacity: 0.6;
    animation: wave-pulse 2s infinite;
}

.wave-2 { animation-delay: 0.7s; }
.wave-3 { animation-delay: 1.4s; }

@keyframes wave-pulse {
    0% {
        transform: scale(0.5);
        opacity: 1;
    }
    100% {
        transform: scale(2.5);
        opacity: 0;
    }
}

.progress-steps {
    display: flex;
    justify-content: center;
    gap: var(--space-3);
    margin-top: var(--space-6);
    flex-wrap: wrap;
}

.progress-step {
    padding: var(--space-2) var(--space-4);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color-light);
    border-radius: var(--radius-lg);
    color: var(--text-muted);
    font-size: var(--text-sm);
    font-weight: 500;
    transition: all var(--duration-normal) var(--ease-out);
}

.progress-step.active {
    background: var(--gradient-primary);
    color: white;
    border-color: var(--color-primary);
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

.progress-step.completed {
    background: var(--color-success);
    color: white;
    border-color: var(--color-success);
}

.tools-showcase {
    padding: var(--space-6);
}

.tools-showcase h3 {
    margin-bottom: var(--space-6);
    color: var(--text-primary);
    font-size: var(--text-2xl);
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
    max-width: 500px;
    margin: 0 auto;
}

.tool-card {
    padding: var(--space-4);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-backdrop);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    transition: all var(--duration-normal) var(--ease-out);
    cursor: pointer;
    text-align: left;
}

.tool-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

[data-theme="light"] .tool-card:hover {
    border-color: rgba(99, 102, 241, 0.4);
    box-shadow: 0 15px 35px -8px rgba(99, 102, 241, 0.2);
}

.tool-card.interactive {
    position: relative;
    overflow: hidden;
}

.tool-card.interactive::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    opacity: 0;
    transition: opacity var(--duration-normal) var(--ease-out);
    z-index: -1;
}

.tool-card.interactive:hover::before {
    opacity: 0.1;
}

.tool-icon {
    font-size: var(--text-2xl);
    color: var(--color-primary);
    margin-bottom: var(--space-3);
    display: block;
}

.tool-info {
    flex: 1;
}

.tool-info h4 {
    font-size: var(--text-base);
    margin-bottom: var(--space-1);
    color: var(--text-primary);
    font-weight: 600;
}

.tool-count {
    font-size: var(--text-sm);
    color: var(--text-muted);
    font-weight: 500;
}

.tool-preview {
    margin-top: var(--space-3);
    opacity: 0.8;
    font-size: var(--text-xs);
}

/* Mobile Demo Responsive */
@media (max-width: 768px) {
    .tools-grid {
        grid-template-columns: 1fr;
        gap: var(--space-3);
    }
    
    .upload-zone {
        padding: var(--space-6);
        margin: var(--space-3) auto;
    }
    
    .upload-icon {
        font-size: var(--text-4xl);
    }
    
    .ai-brain {
        font-size: var(--text-4xl);
    }
    
    .progress-steps {
        gap: var(--space-2);
    }
    
    .progress-step {
        padding: var(--space-1) var(--space-3);
        font-size: var(--text-xs);
    }
}

.upload-zone {
    padding: var(--space-8);
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-xl);
    background: var(--bg-secondary);
    transition: all var(--duration-normal) var(--ease-out);
}

.upload-zone:hover {
    border-color: var(--color-primary);
    background: var(--bg-tertiary);
}

.upload-icon {
    font-size: var(--text-5xl);
    color: var(--color-primary);
    margin-bottom: var(--space-4);
}

.file-types {
    display: flex;
    justify-content: center;
    gap: var(--space-2);
    margin-top: var(--space-4);
}

.file-type {
    padding: var(--space-1) var(--space-3);
    background: var(--color-primary);
    color: white;
    font-size: var(--text-xs);
    font-weight: 600;
    border-radius: var(--radius-md);
}

.processing-animation {
    text-align: center;
    padding: var(--space-8);
}

.ai-brain {
    position: relative;
    font-size: var(--text-5xl);
    color: var(--color-primary);
    margin-bottom: var(--space-4);
    display: inline-block;
}

.brain-waves {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.wave {
    position: absolute;
    width: 80px;
    height: 80px;
    border: 2px solid var(--color-primary);
    border-radius: 50%;
    opacity: 0;
    animation: wave-pulse 2s infinite;
}

.wave-2 { animation-delay: 0.5s; }
.wave-3 { animation-delay: 1s; }

@keyframes wave-pulse {
    0% {
        transform: translate(-50%, -50%) scale(0.5);
        opacity: 1;
    }
    100% {
        transform: translate(-50%, -50%) scale(1.5);
        opacity: 0;
    }
}

.progress-steps {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
    margin-top: var(--space-6);
}

.progress-step {
    padding: var(--space-2) var(--space-4);
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-muted);
}

.progress-step.active {
    background: var(--color-primary);
    color: white;
}

.progress-step.completed {
    background: var(--color-success);
    color: white;
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
    margin-top: var(--space-6);
}

.tool-card {
    padding: var(--space-4);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    transition: all var(--duration-normal) var(--ease-out);
    cursor: pointer;
}

.tool-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.tool-icon {
    font-size: var(--text-2xl);
    color: var(--color-primary);
    margin-bottom: var(--space-2);
}

.tool-info h4 {
    font-size: var(--text-lg);
    margin-bottom: var(--space-1);
}

.tool-count {
    font-size: var(--text-sm);
    color: var(--text-muted);
}

.demo-controls {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
    margin-top: var(--space-8);
    padding: var(--space-4);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-backdrop);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
}

.demo-nav-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3);
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--duration-normal) var(--ease-out);
    color: var(--text-secondary);
}

.demo-nav-btn.active {
    background: var(--gradient-primary);
    color: white;
    border-color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.demo-nav-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary);
    color: var(--text-primary);
}

.step-number {
    width: 28px;
    height: 28px;
    background: var(--color-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-sm);
    font-weight: 700;
    transition: all var(--duration-normal) var(--ease-out);
}

.demo-nav-btn.active .step-number {
    background: white;
    color: var(--color-primary);
    transform: scale(1.1);
}

.step-name {
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.floating-elements {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.floating-card {
    position: absolute;
    padding: var(--space-3) var(--space-4);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-backdrop);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-primary);
    animation: floatAnimation 4s ease-in-out infinite;
}

.card-1 {
    top: 20%;
    right: -10%;
    animation-delay: 0s;
}

.card-2 {
    bottom: 30%;
    left: -10%;
    animation-delay: 1s;
}

.card-3 {
    top: 60%;
    right: -5%;
    animation-delay: 2s;
}

@keyframes floatAnimation {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

.scroll-indicator {
    position: absolute;
    bottom: var(--space-8);
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: var(--text-muted);
}

.scroll-mouse {
    width: 24px;
    height: 40px;
    border: 2px solid var(--text-muted);
    border-radius: var(--radius-xl);
    position: relative;
    margin: 0 auto var(--space-2);
}

.scroll-wheel {
    width: 4px;
    height: 8px;
    background: var(--text-muted);
    border-radius: var(--radius-sm);
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll-bounce 2s infinite;
}

@keyframes scroll-bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

/* Features Section */
.features {
    padding: var(--space-24) 0;
    position: relative;
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-8);
    margin-bottom: var(--space-16);
}

@media (min-width: 768px) {
    .features-grid {
        grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    }
}

.features .feature-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-backdrop);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    transition: all var(--duration-normal) var(--ease-out);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 450px;
    box-shadow: var(--shadow-lg);
}

.features .feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
    border-color: var(--color-primary);
}

[data-theme="light"] .features .feature-card:hover {
    border-color: rgba(99, 102, 241, 0.4);
    box-shadow: 0 25px 50px -12px rgba(99, 102, 241, 0.2);
}

.features .feature-card.featured {
    grid-column: span 2;
    background: var(--gradient-card);
    min-height: 500px;
}

.features .feature-visual {
    margin-bottom: var(--space-6);
    min-height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.features .feature-content {
    text-align: center;
    margin-top: auto;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}

.features .feature-content h3 {
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-3);
}

.features .feature-content p {
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-4);
}

.features .feature-icon {
    font-size: var(--text-3xl);
    color: var(--color-primary);
    margin-bottom: var(--space-4);
}

.features .feature-highlights {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-2);
    margin-top: var(--space-4);
}

.highlight {
    padding: var(--space-1) var(--space-3);
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 500;
    color: var(--text-secondary);
}

.features-cta {
    text-align: center;
    padding: var(--space-12);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-backdrop);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-3xl);
    box-shadow: var(--shadow-xl);
}

.features-cta h3 {
    margin-bottom: var(--space-4);
}

.features-cta p {
    margin-bottom: var(--space-6);
    color: var(--text-secondary);
}

/* How It Works Section */
.how-it-works {
    padding: var(--space-24) 0;
    background: var(--bg-secondary);
    position: relative;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-8);
    margin-bottom: var(--space-16);
}

.step-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-backdrop);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    text-align: center;
    position: relative;
    transition: all var(--duration-normal) var(--ease-out);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.step-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
    border-color: var(--color-primary);
}

[data-theme="light"] .step-card:hover {
    border-color: rgba(99, 102, 241, 0.4);
    box-shadow: 0 25px 50px -12px rgba(99, 102, 241, 0.2);
}

.step-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--duration-normal) ease;
}

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

.step-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    margin: 0 auto var(--space-6);
    font-size: var(--text-2xl);
    color: white;
    box-shadow: var(--shadow-lg);
}

.step-number {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    width: 40px;
    height: 40px;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-sm);
    font-weight: 700;
    color: var(--text-primary);
}

.step-title {
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-4);
}

.step-description {
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-6);
}

.step-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    justify-content: center;
}

.step-features span {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 500;
}

.demo-cta {
    text-align: center;
    margin-top: var(--space-16);
}

.demo-note {
    margin-top: var(--space-4);
    color: var(--text-muted);
    font-size: var(--text-sm);
}

/* Exam Boards Section */
.exam-boards {
    padding: var(--space-24) 0;
    background: var(--bg-primary);
    position: relative;
}

.exam-boards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-6);
    margin-bottom: var(--space-16);
}

.board-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-backdrop);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    text-align: center;
    transition: all var(--duration-normal) var(--ease-out);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.board-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

[data-theme="light"] .board-card:hover {
    border-color: rgba(99, 102, 241, 0.4);
    box-shadow: 0 20px 40px -10px rgba(99, 102, 241, 0.2);
}

.board-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    margin: 0 auto var(--space-4);
    font-size: var(--text-xl);
    color: white;
    box-shadow: var(--shadow-md);
}

.board-card h3 {
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-3);
}

.board-card p {
    color: var(--text-secondary);
    margin-bottom: var(--space-4);
    line-height: var(--leading-relaxed);
    font-size: var(--text-sm);
}

.board-stats {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    flex-wrap: wrap;
}

.board-stats span {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 500;
}

.board-stats i {
    color: var(--color-primary);
}

/* Features Comprehensive Section */
.features-comprehensive {
    padding: var(--space-24) 0;
    background: var(--bg-secondary);
}

.features-comprehensive .features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--space-8);
    margin-bottom: var(--space-16);
}

.feature-category {
    margin-bottom: var(--space-16);
}

.category-header {
    text-align: center;
    margin-bottom: var(--space-8);
}

.category-header h3 {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-2);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
}

.category-header h3 i {
    color: var(--color-primary);
}

.category-header p {
    color: var(--text-secondary);
    font-size: var(--text-lg);
}

.features-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-6);
}

.features-list .feature-card {
    padding: var(--space-6);
    display: flex;
    gap: var(--space-4);
    text-align: left;
    min-height: 200px;
    align-items: flex-start;
}

.features-list .feature-icon {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-xl);
    color: white;
    margin-bottom: 0;
}

.features-list .feature-content {
    text-align: left;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.features-list .feature-content h4 {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-2);
}

.features-list .feature-content p {
    color: var(--text-secondary);
    margin-bottom: var(--space-3);
    font-size: var(--text-sm);
    line-height: var(--leading-relaxed);
}

.feature-benefits {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-top: auto;
}

.benefit {
    background: var(--bg-tertiary);
    color: var(--color-primary);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 500;
}

/* Pricing Section */
.pricing {
    padding: var(--space-24) 0;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    position: relative;
}

.pricing::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="%23ffffff" opacity="0.05"/><circle cx="75" cy="75" r="1" fill="%23ffffff" opacity="0.05"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.pricing-toggle {
    display: flex;
    justify-content: center;
    margin-bottom: var(--space-16);
}

.toggle-container {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-2);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-backdrop);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-full);
}

.toggle-label {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--text-primary);
    transition: all var(--duration-normal) var(--ease-out);
}

.toggle-switch {
    position: relative;
    width: 60px;
    height: 32px;
}

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

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-full);
    transition: all var(--duration-normal) var(--ease-out);
    display: flex;
    align-items: center;
}

.toggle-button {
    position: absolute;
    height: 24px;
    width: 24px;
    left: 2px;
    background: white;
    border-radius: 50%;
    transition: all var(--duration-normal) var(--ease-spring);
    box-shadow: var(--shadow-sm);
}

.toggle-input:checked + .toggle-slider {
    background: var(--color-primary);
    border-color: var(--color-primary);
}

.toggle-input:checked + .toggle-slider .toggle-button {
    transform: translateX(28px);
}

.savings-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-2);
    background: var(--gradient-accent);
    color: white;
    font-size: var(--text-xs);
    font-weight: 700;
    border-radius: var(--radius-md);
    margin-left: var(--space-2);
    animation: pulse 2s infinite;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-8);
    margin-bottom: var(--space-16);
    position: relative;
    z-index: 1;
}

.pricing-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-backdrop);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-3xl);
    padding: var(--space-8);
    position: relative;
    transition: all var(--duration-normal) var(--ease-out);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.pricing-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--duration-normal) var(--ease-out);
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
    border-color: var(--color-primary);
}

[data-theme="light"] .pricing-card:hover {
    border-color: rgba(99, 102, 241, 0.4);
    box-shadow: 0 25px 50px -12px rgba(99, 102, 241, 0.2);
}

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

.pricing-card.featured {
    background: var(--gradient-card);
    border-color: var(--color-primary);
    transform: scale(1.05);
    box-shadow: var(--shadow-2xl), var(--shadow-glow);
}

.pricing-card.featured::before {
    opacity: 1;
}

.popular-badge {
    position: absolute;
    top: -1px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: white;
    padding: var(--space-2) var(--space-6);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    font-size: var(--text-sm);
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: var(--space-2);
    z-index: 2;
}

.plan-header {
    text-align: center;
    margin-bottom: var(--space-8);
}

.plan-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-2xl);
    color: white;
    margin: 0 auto var(--space-4);
    box-shadow: var(--shadow-lg);
}

.plan-name {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-2);
}

.plan-subtitle {
    color: var(--text-muted);
    margin-bottom: var(--space-6);
}

.plan-price {
    margin-bottom: var(--space-2);
}

.price-amount {
    font-size: var(--text-5xl);
    font-weight: 800;
    color: var(--color-primary);
}

.price-period {
    font-size: var(--text-lg);
    color: var(--text-muted);
    font-weight: 500;
}

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

.savings-text {
    font-size: var(--text-sm);
    color: var(--color-success);
    font-weight: 600;
    padding: var(--space-1) var(--space-3);
    background: rgba(16, 185, 129, 0.1);
    border-radius: var(--radius-full);
}

.plan-features {
    margin-bottom: var(--space-8);
}

.feature-group {
    margin-bottom: var(--space-6);
}

.feature-group h4 {
    font-size: var(--text-lg);
    color: var(--text-primary);
    margin-bottom: var(--space-3);
    padding-bottom: var(--space-2);
    border-bottom: 1px solid var(--border-color-light);
}

.features-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.features-list li {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-2) 0;
    color: var(--text-secondary);
}

.features-list i {
    color: var(--color-success);
    font-size: var(--text-sm);
    flex-shrink: 0;
}

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

.plan-button {
    width: 100%;
    justify-content: center;
    margin-bottom: var(--space-3);
    font-weight: 700;
    position: relative;
    overflow: hidden;
}

.plan-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--duration-slower) var(--ease-out);
}

.plan-button:hover::before {
    left: 100%;
}

.plan-note {
    font-size: var(--text-sm);
    color: var(--text-muted);
    margin: 0;
}

.pricing-features {
    text-align: center;
    margin-bottom: var(--space-16);
    position: relative;
    z-index: 1;
}

.pricing-features h3 {
    margin-bottom: var(--space-6);
    color: var(--text-primary);
}

.common-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-6);
    max-width: 900px;
    margin: 0 auto;
}

.feature-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-6);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-backdrop);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    transition: all var(--duration-normal) var(--ease-out);
}

.feature-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.feature-item i {
    font-size: var(--text-2xl);
    color: var(--color-primary);
}

.feature-item span {
    font-weight: 600;
    color: var(--text-secondary);
    text-align: center;
}

.pricing-faq {
    position: relative;
    z-index: 1;
}

.pricing-faq h3 {
    text-align: center;
    margin-bottom: var(--space-8);
    color: var(--text-primary);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-6);
    max-width: 1000px;
    margin: 0 auto;
}

.faq-item {
    padding: var(--space-6);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-backdrop);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    transition: all var(--duration-normal) var(--ease-out);
}

.faq-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.faq-item h4 {
    color: var(--text-primary);
    margin-bottom: var(--space-3);
    font-size: var(--text-lg);
}

.faq-item p {
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    margin: 0;
}

/* Pricing Toggle Animation */
.pricing-card .monthly-price {
    display: block;
}

.pricing-card .annual-price {
    display: none;
}

.pricing-toggle .toggle-input:checked ~ .pricing-grid .monthly-price {
    display: none;
}

.pricing-toggle .toggle-input:checked ~ .pricing-grid .annual-price {
    display: block;
}

.pricing-toggle .toggle-input:checked ~ .pricing-grid .annual-savings {
    display: block !important;
}

/* Responsive Design for Pricing */
@media (max-width: 1024px) {
    .pricing-card.featured {
        transform: scale(1);
    }
    
    .pricing-grid {
        gap: var(--space-6);
    }
}

@media (max-width: 768px) {
    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto var(--space-16);
    }
    
    .pricing-card {
        padding: var(--space-6);
    }
    
    .common-features {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-4);
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }
    
    .toggle-container {
        flex-direction: column;
        gap: var(--space-3);
        padding: var(--space-4);
    }
}

@media (max-width: 480px) {
    .pricing {
        padding: var(--space-16) 0;
    }
    
    .pricing-card {
        padding: var(--space-4);
    }
    
    .plan-icon {
        width: 50px;
        height: 50px;
        font-size: var(--text-xl);
    }
    
    .price-amount {
        font-size: var(--text-4xl);
    }
    
    .common-features {
        grid-template-columns: 1fr;
    }
}

/* Interactive Elements */
@keyframes priceSwitch {
    0% { opacity: 0; transform: translateY(10px); }
    100% { opacity: 1; transform: translateY(0); }
}

.pricing-card .price-amount {
    animation: priceSwitch 0.3s var(--ease-out);
}

.pricing-card:hover .plan-icon {
    transform: scale(1.1);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.plan-button:active {
    transform: scale(0.98);
}

/* Success States */
.pricing-card.selected {
    border-color: var(--color-success);
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(16, 185, 129, 0.05) 100%);
}

.pricing-card.selected .plan-icon {
    background: var(--color-success);
}

.pricing-card.selected::before {
    background: var(--color-success);
    opacity: 1;
}

/* Comprehensive Responsive Design */
@media (max-width: 1200px) {
    .container {
        max-width: 100%;
        padding-left: var(--space-6);
        padding-right: var(--space-6);
    }
    
    .hero-main {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }
    
    .hero-visual {
        order: -1;
        margin-bottom: var(--space-6);
    }
}

@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }

    .feature-card.featured {
        grid-column: span 1;
    }
    
    .demo-container {
        max-width: 100%;
    }
    
    .floating-elements {
        display: none;
    }
    
    .pricing-card.featured {
        transform: scale(1);
    }
    
    .pricing-grid {
        gap: var(--space-6);
    }
}

@media (max-width: 768px) {
    .container {
        padding-left: var(--space-4);
        padding-right: var(--space-4);
    }

    .hero-title {
        font-size: clamp(var(--text-2xl), 8vw, var(--text-4xl));
        line-height: 1.2;
    }

    .hero-subtitle {
        font-size: var(--text-base);
        line-height: 1.6;
    }

    .hero-stats {
        grid-template-columns: 1fr;
        gap: var(--space-4);
        text-align: center;
    }

    .stat-card {
        width: 100%;
        max-width: 280px;
        margin: 0 auto;
    }

    .universities-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-3);
    }

    .demo-controls {
        gap: var(--space-2);
        padding: var(--space-3);
        flex-wrap: wrap;
    }
    
    .demo-nav-btn {
        min-width: 70px;
        padding: var(--space-2);
        flex: 1;
    }
    
    .step-number {
        width: 24px;
        height: 24px;
        font-size: var(--text-xs);
    }
    
    .step-name {
        font-size: var(--text-xs);
    }

    /* Mobile Navigation */
    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: var(--glass-bg);
        backdrop-filter: var(--glass-backdrop);
        border-bottom: 1px solid var(--glass-border);
        padding: var(--space-4);
        transform: translateY(-100%);
        opacity: 0;
        transition: all var(--duration-normal) var(--ease-out);
        z-index: 1000;
        box-shadow: var(--shadow-2xl);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
    }
    
    .nav-group {
        flex-direction: column;
        gap: var(--space-2);
    }
    
    .nav-link {
        padding: var(--space-3);
        border-radius: var(--radius-lg);
        justify-content: flex-start;
        width: 100%;
    }
    
    .nav-dropdown .dropdown-menu {
        position: static;
        box-shadow: none;
        border: none;
        background: var(--bg-tertiary);
        margin-top: var(--space-2);
        border-radius: var(--radius-lg);
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-actions {
        gap: var(--space-2);
    }
    
    .nav-actions .btn {
        padding: var(--space-2) var(--space-3);
        font-size: var(--text-sm);
    }
    
    /* Pricing Mobile */
    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto var(--space-16);
    }
    
    .pricing-card {
        padding: var(--space-6);
    }
    
    .common-features {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-4);
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }
    
    .toggle-container {
        flex-direction: column;
        gap: var(--space-3);
        padding: var(--space-4);
    }
    
    /* Features Mobile */
    .feature-card {
        padding: var(--space-4);
        text-align: center;
    }
    
    .feature-visual {
        margin-bottom: var(--space-4);
    }
    
    /* Section Spacing Mobile */
    .section-header {
        margin-bottom: var(--space-8);
    }
    
    .section-title {
        font-size: var(--text-3xl);
        line-height: 1.3;
    }
    
    .section-subtitle {
        font-size: var(--text-base);
    }
}

@media (max-width: 480px) {
    .container {
        padding-left: var(--space-3);
        padding-right: var(--space-3);
    }

    .hero {
        padding: var(--space-20) 0 var(--space-12) 0;
    }

    .hero-cta {
        flex-direction: column;
        gap: var(--space-4);
        align-items: stretch;
    }

    .cta-main {
        width: 100%;
    }

    .cta-main .btn {
        width: 100%;
        justify-content: center;
    }

    .demo-container {
        padding: var(--space-3);
    }
    
    .demo-controls {
        padding: var(--space-2);
        gap: var(--space-1);
    }
    
    .demo-nav-btn {
        padding: var(--space-1) var(--space-2);
        min-width: 60px;
    }
    
    .section-title {
        font-size: var(--text-2xl);
    }
    
    .hero-title {
        font-size: clamp(var(--text-xl), 6vw, var(--text-3xl));
    }
    
    .universities-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-2);
    }
    
    .nav-actions .btn-sm {
        display: none;
    }
    
    .nav-logo .logo-text {
        font-size: var(--text-lg);
    }
    
    .pricing {
        padding: var(--space-16) 0;
    }
    
    .pricing-card {
        padding: var(--space-4);
    }
    
    .plan-icon {
        width: 50px;
        height: 50px;
        font-size: var(--text-xl);
    }
    
    .price-amount {
        font-size: var(--text-4xl);
    }
    
    .common-features {
        grid-template-columns: 1fr;
    }
    
    .hero-stats {
        margin: var(--space-8) 0;
    }
    
    .stat-card {
        padding: var(--space-4);
    }
    
    .stat-number {
        font-size: var(--text-xl);
    }
}

/* Skip link for accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--color-primary);
    color: white;
    padding: 8px 16px;
    text-decoration: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    z-index: 9999;
    transition: top var(--duration-normal) var(--ease-out);
}

.skip-link:focus {
    top: 6px;
}

@media (max-width: 768px) {
    .skip-link {
        left: var(--space-4);
        padding: var(--space-2) var(--space-4);
        font-size: var(--text-sm);
    }
}
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .gradient-orb {
        animation: none;
    }
    
    .wave {
        animation: none;
    }
    
    .floating-card {
        animation: none;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --text-primary: #000000;
        --text-secondary: #333333;
        --bg-primary: #ffffff;
        --border-color: #000000;
        --color-primary: #0000ff;
    }
    
    [data-theme="dark"] {
        --text-primary: #ffffff;
        --text-secondary: #cccccc;
        --bg-primary: #000000;
        --border-color: #ffffff;
        --color-primary: #66aaff;
    }
    
    .btn {
        border: 2px solid currentColor;
    }
    
    .glass-card {
        border: 2px solid var(--border-color);
        background: var(--bg-primary);
        backdrop-filter: none;
    }
}

/* Footer Styles */
.footer {
    background: var(--bg-primary);
    border-top: 1px solid var(--glass-border);
    padding: 4rem 0 2rem;
    margin-top: 6rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-img {
    width: 32px;
    height: 32px;
    border-radius: 0.5rem;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.footer-description {
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 300px;
}

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

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 0.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-column h4 {
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer-column a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.5rem 0;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--glass-border);
    color: var(--text-secondary);
}

.footer-bottom p {
    margin: 0.5rem 0;
}

.footer-bottom i {
    color: var(--accent);
}

/* Footer Mobile Responsive */
@media (max-width: 768px) {
    .footer {
        padding: 3rem 0 2rem;
        margin-top: 4rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .footer-brand {
        text-align: center;
    }
    
    .footer-description {
        max-width: none;
    }
    
    .social-links {
        justify-content: center;
    }
}

/* Features Section Styles */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.feature-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
    padding: 2rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border-color: var(--primary);
}

.feature-card.featured {
    grid-column: span 2;
    background: linear-gradient(135deg, var(--glass-bg), rgba(99, 102, 241, 0.05));
    border-color: var(--primary);
}

.feature-visual {
    margin-bottom: 1.5rem;
    position: relative;
    min-height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.5rem;
    color: white;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.feature-highlights {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 1rem;
}

.highlight {
    font-size: 0.9rem;
    color: var(--text-secondary);
    padding: 0.5rem;
    background: var(--bg-secondary);
    border-radius: 0.5rem;
    text-align: left;
}

/* Chat Interface Styles */
.chat-interface {
    background: var(--bg-primary);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
    overflow: hidden;
    /* max-width: 300px; */
    margin: 0 auto;
}

.chat-header {
    padding: 1rem;
    background: var(--glass-bg);
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.ai-avatar {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
}

.ai-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Light mode specific fixes for AI status text */
[data-theme="light"] .ai-status {
    color: var(--color-gray-600);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #10b981;
}

.chat-messages {
    padding: 1rem;
    /* max-height: 150px; */
    overflow-y: auto;
}

.message {
    margin-bottom: 1rem;
    display: flex;
}

.message.user {
    justify-content: flex-end;
}

.message.ai {
    justify-content: flex-start;
}

.message-bubble {
    max-width: 80%;
    padding: 0.75rem 1rem;
    border-radius: 1rem;
    font-size: 0.9rem;
    line-height: 1.4;
}

.message.user .message-bubble {
    background: var(--primary);
    color: white;
    border-bottom-right-radius: 0.25rem;
}

/* Light mode specific fixes for user message */
[data-theme="light"] .message.user .message-bubble {
    background: var(--primary);
    color: white !important;
}

.message.ai .message-bubble {
    background: var(--glass-bg);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
    border-bottom-left-radius: 0.25rem;
}

/* Light mode specific fixes for chat interface */
[data-theme="light"] .message.ai .message-bubble {
    background: rgba(248, 250, 252, 0.95);
    color: var(--color-gray-800);
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.typing-indicator {
    display: flex;
    gap: 0.25rem;
    margin-top: 0.5rem;
}

.typing-indicator span {
    width: 6px;
    height: 6px;
    background: var(--text-secondary);
    border-radius: 50%;
    animation: typing 1.4s infinite ease-in-out;
}

/* Light mode specific fixes for typing indicator */
[data-theme="light"] .typing-indicator span {
    background: var(--color-gray-500);
}

.typing-indicator span:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-indicator span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes typing {
    0%, 80%, 100% {
        transform: scale(0.8);
        opacity: 0.5;
    }
    40% {
        transform: scale(1);
        opacity: 1;
    }
}

/* Flashcard Styles */
.flashcard-stack {
    position: relative;
    width: 250px;
    height: 150px;
    margin: 0 auto;
}

.flashcard {
    position: absolute;
    width: 100%;
    height: 100%;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
}

.flashcard.card-3 {
    transform: rotate(-3deg) translateY(8px);
    z-index: 1;
    opacity: 0.7;
}

.flashcard.card-2 {
    transform: rotate(2deg) translateY(4px);
    z-index: 2;
    opacity: 0.85;
}

.flashcard.card-1 {
    transform: rotate(0deg);
    z-index: 3;
    border-color: var(--primary);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.card-front, .card-back {
    padding: 1rem;
    text-align: center;
    color: var(--text-primary);
    font-size: 0.9rem;
}

/* Quiz Interface Styles */
.quiz-interface {
    background: var(--bg-primary);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
    padding: 1.5rem;
    max-width: 300px;
    margin: 0 auto;
}

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

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--bg-secondary);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 4px;
    transition: width 0.3s ease;
}

.progress-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.quiz-question h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
    line-height: 1.4;
}

.quiz-options {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.option {
    padding: 0.75rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.3s ease;
}

.option:hover {
    background: var(--bg-secondary);
    border-color: var(--primary);
}

.option.correct {
    background: rgba(16, 185, 129, 0.1);
    border-color: #10b981;
    color: #10b981;
}

/* Mind Map Styles */
.mindmap-visual {
    position: relative;
    width: 100%;
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mindmap-svg {
    width: 100%;
    height: 100%;
    max-width: 400px;
}

/* SVG Nodes */
.central-node, .branch-node, .sub-node {
    fill: var(--glass-bg);
    stroke: var(--glass-border);
    stroke-width: 2;
    cursor: pointer;
    transition: all 0.3s ease;
}

.central-node:hover, .branch-node:hover, .sub-node:hover {
    stroke: var(--primary);
    stroke-width: 3;
    transform: scale(1.05);
}

.central-node {
    fill: linear-gradient(135deg, var(--primary), var(--secondary));
    stroke: var(--primary);
}

.branch-node {
    fill: var(--bg-secondary);
    stroke: var(--glass-border);
}

.sub-node {
    fill: var(--bg-primary);
    stroke: var(--glass-border);
}

/* Progress Rings */
.progress-ring {
    fill: none;
    stroke: var(--primary);
    stroke-width: 3;
    stroke-linecap: round;
    transform-origin: center;
    transition: stroke-dashoffset 0.8s ease;
}

/* Connection Lines */
.connection-line, .sub-connection {
    stroke: var(--glass-border);
    stroke-width: 2;
    fill: none;
}

.connection-line {
    stroke-dasharray: 5, 5;
}

.sub-connection {
    stroke-dasharray: 3, 3;
    opacity: 0.7;
}

/* Text Labels */
.node-label, .sub-label {
    font-family: inherit;
    font-size: 12px;
    font-weight: 600;
    fill: var(--text-primary);
    pointer-events: none;
    text-anchor: middle;
}

.central-label {
    font-size: 14px;
    font-weight: 700;
    fill: white;
}

.sub-label {
    font-size: 10px;
    fill: var(--text-secondary);
}

/* Hover Effects */
.mindmap-svg circle:hover + .progress-ring {
    stroke: var(--secondary);
}

/* Animation for progress rings */
@keyframes progressAnimation {
    from {
        stroke-dashoffset: 264;
    }
    to {
        stroke-dashoffset: 0;
    }
}

.progress-ring {
    animation: progressAnimation 2s ease-out forwards;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .mindmap-visual {
        height: 250px;
    }
    
    .mindmap-svg {
        max-width: 350px;
    }
    
    .node-label {
        font-size: 11px;
    }
    
    .central-label {
        font-size: 13px;
    }
    
    .sub-label {
        font-size: 9px;
    }
}

@media (max-width: 480px) {
    .mindmap-visual {
        height: 200px;
    }
    
    .mindmap-svg {
        max-width: 300px;
    }
    
    .node-label {
        font-size: 10px;
    }
    
    .central-label {
        font-size: 12px;
    }
    
    .sub-label {
        font-size: 8px;
    }
}

/* Podcast Player Styles */
.podcast-player {
    background: var(--bg-primary);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
    padding: 1.5rem;
    max-width: 280px;
    margin: 0 auto;
}

.player-artwork {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    margin: 0 auto 1rem;
}

/* Light mode specific fixes for podcast player */
[data-theme="light"] .player-artwork {
    color: white; /* Keep white for good contrast against gradient */
}

/* Ensure podcast icon is always visible */
[data-theme="light"] .player-artwork i {
    color: white !important;
}

.player-info {
    text-align: center;
    margin-bottom: 1.5rem;
}

.player-info h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.player-info p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 0;
}

/* Light mode specific fixes for player info */
[data-theme="light"] .player-info h4 {
    color: var(--color-gray-800);
}

[data-theme="light"] .player-info p {
    color: var(--color-gray-600);
}

.player-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.play-btn {
    width: 40px;
    height: 40px;
    background: var(--primary);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.play-btn:hover {
    background: var(--secondary);
    transform: scale(1.05);
}

.progress-track {
    flex: 1;
    height: 4px;
    background: var(--bg-secondary);
    border-radius: 2px;
    position: relative;
    cursor: pointer;
}

.progress-thumb {
    position: absolute;
    width: 12px;
    height: 12px;
    background: var(--primary);
    border-radius: 50%;
    top: 50%;
    transform: translateY(-50%);
    cursor: grab;
}

.time {
    font-size: 0.8rem;
    color: var(--text-secondary);
    white-space: nowrap;
}

/* Analytics Dashboard Styles */
.analytics-dashboard {
    background: var(--bg-primary);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
    padding: 1.5rem;
    max-width: 280px;
    margin: 0 auto;
}

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

.performance-chart {
    margin-bottom: 1.5rem;
}

.chart-bars {
    display: flex;
    align-items: end;
    justify-content: center;
    gap: 0.5rem;
    height: 100px;
    margin-bottom: 1rem;
}

.bar {
    width: 20px;
    background: linear-gradient(180deg, var(--primary), var(--secondary));
    border-radius: 2px 2px 0 0;
    transition: all 0.3s ease;
}

.bar:hover {
    opacity: 0.8;
    transform: scaleY(1.1);
}

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

.stat-item {
    text-align: center;
    padding: 1rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 0.5rem;
}

.stat-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Features CTA */
.features-cta {
    text-align: center;
    margin-top: 4rem;
    padding: 3rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
}

.features-cta h3 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.features-cta p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Animations */
.animate-in {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.6s ease;
}

/* Responsive Design */
@media (max-width: 768px) {
    .features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .feature-card.featured {
        grid-column: span 1;
    }
    
    .feature-visual {
        min-height: 150px;
    }
    
    .chat-interface,
    .quiz-interface,
    .podcast-player,
    .analytics-dashboard {
        max-width: 100%;
    }
    
    .flashcard-stack {
        width: 200px;
        height: 120px;
    }
    
    .mindmap-visual {
        width: 250px;
        height: 150px;
    }
    
    .feature-highlights {
        text-align: center;
    }
    
    .features-cta {
        padding: 2rem;
        margin-top: 3rem;
    }
    
    .features-cta h3 {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .features-grid {
        display: grid !important;
        grid-template-columns: 1fr !important;
        gap: var(--space-4);
    }

    .feature-card {
        padding: 1.5rem;
        grid-column: span 1 !important;
    }

    .feature-card.featured {
        grid-column: span 1 !important;
    }
    
    .flashcard-stack {
        width: 180px;
        height: 100px;
    }
    
    .mindmap-visual {
        width: 200px;
        height: 120px;
    }
    
    .central-concept {
        padding: 0.75rem 1rem;
        font-size: 0.8rem;
    }
    
    .branch-node {
        font-size: 0.7rem;
        padding: 0.4rem 0.8rem;
    }
    
    .sub-node {
        font-size: 0.6rem;
        padding: 0.2rem 0.5rem;
    }
}

/* About Page Styles */
.about-hero {
    padding: 8rem 0 6rem;
    background: linear-gradient(135deg, var(--bg-primary), var(--bg-secondary));
    position: relative;
    overflow: hidden;
}

.about-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="1" fill="rgba(99,102,241,0.1)"/></svg>') repeat;
    animation: float 20s ease-in-out infinite;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 1;
}

.mission-section {
    padding: 6rem 0;
    background: var(--bg-primary);
}

.mission-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.mission-card {
    padding: 2.5rem;
    text-align: center;
    transition: all 0.3s ease;
}

.mission-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.mission-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: white;
}

.mission-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.mission-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

.story-section {
    padding: 6rem 0;
    background: var(--bg-secondary);
}

.story-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 3rem;
}

.story-text p {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.values-section {
    padding: 6rem 0;
    background: var(--bg-primary);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.value-item {
    text-align: center;
    padding: 2rem;
}

.value-icon {
    width: 60px;
    height: 60px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 1.5rem;
    color: var(--primary);
}

.value-item h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.value-item p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Contact Page Styles */
.contact-hero {
    padding: 8rem 0 6rem;
    background: linear-gradient(135deg, var(--bg-primary), var(--bg-secondary));
}

.contact-methods {
    padding: 6rem 0;
    background: var(--bg-primary);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.contact-card {
    padding: 2.5rem;
    text-align: center;
    transition: all 0.3s ease;
}

.contact-card:hover {
    transform: translateY(-8px);
}

.contact-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: white;
}

.contact-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.contact-description {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.contact-form-section {
    padding: 6rem 0;
    background: var(--bg-secondary);
}

.form-container {
    max-width: 600px;
    margin: 0 auto;
}

.contact-form {
    padding: 3rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--glass-border);
    border-radius: 0.5rem;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Legal Pages Styles */
.legal-content {
    padding: 6rem 0;
    background: var(--bg-primary);
}

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

.legal-title {
    font-size: 3rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.legal-date {
    color: var(--text-secondary);
    font-size: 1.125rem;
}

.legal-document {
    max-width: 800px;
    margin: 0 auto;
    padding: 3rem;
}

.legal-section {
    margin-bottom: 3rem;
}

.legal-section h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.legal-section h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 1.5rem 0 0.75rem 0;
}

.legal-section p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.legal-section ul {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1rem;
    padding-left: 2rem;
}

.legal-section li {
    margin-bottom: 0.5rem;
}

/* CTA Section */
.cta-section {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
}

.cta-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
    padding: 3rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.cta-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: white;
    margin-bottom: 1rem;
}

.cta-subtitle {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* FAQ Styles */
.faq {
    padding: 6rem 0;
    background: var(--bg-primary);
}

.contact-faq {
    background: var(--bg-secondary);
}

.faq-list {
    max-width: 800px;
    margin: 3rem auto 0;
}

.faq-item {
    margin-bottom: 1rem;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item.open .faq-answer {
    max-height: 300px;
}

.faq-item.open .faq-question {
    background: var(--primary);
    color: white;
}

.faq-item.open .faq-question i.faq-icon {
    transform: rotate(180deg);
}

.faq-question {
    padding: 1.5rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.faq-question:hover {
    background: var(--bg-secondary);
}

.faq-question i.faq-icon {
    font-size: 1.25rem;
    transition: transform 0.3s ease;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-content {
    padding: 1.5rem;
    color: var(--text-secondary);
    line-height: 1.6;
    border-left: 1px solid var(--glass-border);
    border-right: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
    background: var(--bg-primary);
}

/* Cookie Banner Styles */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--glass-border);
    padding: 1.5rem;
    z-index: 9999;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.cookie-banner.show {
    transform: translateY(0);
}

.cookie-banner-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.cookie-banner-text {
    flex: 1;
    min-width: 300px;
}

.cookie-banner-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.cookie-banner-description {
    color: var(--text-secondary);
    line-height: 1.5;
}

.cookie-link {
    color: var(--primary);
    text-decoration: underline;
}

.cookie-banner-actions {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.cookie-btn {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    white-space: nowrap;
}

.cookie-banner-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.25rem;
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 0.25rem;
    transition: all 0.3s ease;
}

.cookie-banner-close:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

/* Cookie Modal Styles */
.cookie-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.cookie-modal.show {
    opacity: 1;
    visibility: visible;
}

.cookie-modal-content {
    background: var(--bg-primary);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
}

.cookie-modal-header {
    padding: 2rem 2rem 1rem;
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.cookie-modal-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.cookie-modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.25rem;
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 0.25rem;
    transition: all 0.3s ease;
}

.cookie-modal-close:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.cookie-modal-body {
    padding: 2rem;
}

.cookie-category {
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 0.5rem;
}

.cookie-category:last-child {
    margin-bottom: 0;
}

.cookie-category-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.cookie-category h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.cookie-toggle {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 24px;
}

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

.cookie-toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    transition: 0.3s;
    border-radius: 24px;
}

.cookie-toggle-slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 2px;
    bottom: 2px;
    background: white;
    transition: 0.3s;
    border-radius: 50%;
}

.cookie-toggle input:checked + .cookie-toggle-slider {
    background: var(--primary);
    border-color: var(--primary);
}

.cookie-toggle input:checked + .cookie-toggle-slider:before {
    transform: translateX(26px);
}

.cookie-toggle input:disabled + .cookie-toggle-slider {
    opacity: 0.6;
    cursor: not-allowed;
}

.cookie-category-description {
    color: var(--text-secondary);
    line-height: 1.5;
    margin: 0;
    font-size: 0.9rem;
}

.cookie-modal-footer {
    padding: 1rem 2rem 2rem;
    border-top: 1px solid var(--glass-border);
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
}

.cookie-modal-footer .btn {
    font-size: 0.9rem;
}

/* Mobile responsive for cookie modal */
@media (max-width: 768px) {
    .cookie-modal-content {
        width: 95%;
        max-height: 90vh;
    }
    
    .cookie-modal-header,
    .cookie-modal-body {
        padding: 1.5rem;
    }
    
    .cookie-modal-footer {
        padding: 1rem 1.5rem 1.5rem;
        flex-direction: column;
    }
    
    .cookie-modal-footer .btn {
        width: 100%;
    }
    
    .cookie-category-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }
}

/* Mobile Responsive for Additional Sections */
@media (max-width: 768px) {
    .about-hero,
    .contact-hero {
        padding: 6rem 0 4rem;
    }
    
    .mission-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .values-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .legal-title {
        font-size: 2.5rem;
    }
    
    .cta-title {
        font-size: 2rem;
    }
    
    .cookie-banner-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    .cookie-banner-actions {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .values-grid {
        grid-template-columns: 1fr;
    }
    
    .cookie-banner-actions {
        flex-direction: column;
    }
    
    .cookie-btn {
        width: 100%;
        text-align: center;
    }
}

/* Print styles */
@media print {
    .navbar,
    .hero-background,
    .floating-elements,
    .demo-controls,
    .loading-overlay,
    .mobile-menu-toggle,
    .theme-toggle,
    .footer {
        display: none !important;
    }
    
    .hero {
        padding: var(--space-4) 0;
        background: white;
    }
    
    .section {
        break-inside: avoid;
        page-break-inside: avoid;
        margin-bottom: var(--space-8);
    }
    
    * {
        color: black !important;
        background: white !important;
        box-shadow: none !important;
    }
    
    .btn {
        border: 2px solid black;
        color: black;
        background: white;
    }
}

/* Focus and accessibility improvements */
@media (prefers-reduced-motion: no-preference) {
    .btn:focus-visible,
    .nav-link:focus-visible,
    .demo-nav-btn:focus-visible {
        outline: 2px solid var(--color-primary);
        outline-offset: 2px;
    }
}

/* Dark mode specific mobile adjustments */
@media (max-width: 768px) {
    [data-theme="dark"] .nav-menu {
        background: rgba(17, 24, 39, 0.95);
        border-bottom-color: rgba(75, 85, 99, 0.3);
    }
    
    [data-theme="dark"] .mobile-menu-toggle:hover {
        background: rgba(75, 85, 99, 0.2);
    }
}

/* Tracking Features Section */
.tracking-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.tracking-feature {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
    padding: 2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: all 0.3s ease;
    cursor: pointer;
}

.tracking-feature:hover {
    transform: translateY(-4px);
    background: var(--bg-primary);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.tracking-feature i {
    font-size: 1.5rem;
    color: var(--primary);
    min-width: 24px;
}

.tracking-feature span {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* Progress Tracking Section */
.progress-tracking {
    background: var(--bg-secondary);
    padding: 6rem 0;
    position: relative;
}

.tracking-demo {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 1.5rem;
    padding: 3rem;
    margin: 0 auto;
    max-width: 800px;
}

.subject-progress {
    background: var(--bg-primary);
    border-radius: 1rem;
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.subject-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.subject-name {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.subject-completion {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--bg-secondary);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 1rem;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 4px;
    transition: width 0.3s ease;
}

.topic-breakdown {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.topic-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem;
    background: var(--bg-secondary);
    border-radius: 0.5rem;
}

.topic-name {
    font-size: 0.9rem;
    color: var(--text-primary);
}

.progress-score {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary);
}

.ai-recommendations {
    background: var(--bg-primary);
    border-radius: 1rem;
    padding: 1.5rem;
}

.ai-recommendations h4 {
    margin: 0 0 1rem 0;
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 600;
}

.recommendation-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: var(--bg-secondary);
    border-radius: 0.5rem;
    margin-bottom: 0.75rem;
}

.recommendation-item:last-child {
    margin-bottom: 0;
}

.recommendation-item i {
    color: var(--accent);
    font-size: 0.9rem;
}

.recommendation-item span {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* ================================================= */
/* Enhanced Mobile Responsive Design - Best Practices */
/* ================================================= */

/* Base mobile optimizations */
@media (max-width: 768px) {
    /* Improve touch targets - minimum 44px */
    .btn {
        min-height: 44px;
        padding: var(--space-3) var(--space-5);
        font-size: var(--text-base);
    }

    .btn-sm {
        min-height: 40px;
        padding: var(--space-2.5) var(--space-4);
    }

    .nav-link {
        min-height: 48px;
        padding: var(--space-3) var(--space-4);
        display: flex;
        align-items: center;
    }

    /* Better mobile navigation */
    .nav-container {
        padding: 0 var(--space-4);
    }

    .nav-actions {
        gap: var(--space-2);
    }

    .nav-actions .btn-sm {
        padding: var(--space-2) var(--space-3);
        font-size: var(--text-sm);
    }

    /* Enhanced mobile menu */
    .nav-menu.active {
        background: var(--glass-bg);
        backdrop-filter: blur(20px);
        border-top: 1px solid var(--glass-border);
        box-shadow: var(--shadow-xl);
        max-height: 70vh;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    /* Mobile hero improvements */
    .hero {
        padding: var(--space-16) 0 var(--space-8);
        min-height: auto;
    }

    .hero-main {
        flex-direction: column;
        gap: var(--space-8);
        text-align: center;
    }

    .hero-title {
        font-size: clamp(var(--text-2xl), 8vw, var(--text-4xl));
        line-height: 1.2;
    }

    .hero-subtitle {
        font-size: var(--text-base);
        line-height: 1.6;
    }

    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-4);
    }

    .stat-card {
        padding: var(--space-4);
    }

    .stat-number {
        font-size: var(--text-xl);
    }

    /* Mobile demo improvements */
    .demo-container {
        padding: var(--space-4);
        margin: var(--space-4) 0;
    }

    .demo-controls {
        padding: var(--space-3);
        gap: var(--space-2);
        flex-wrap: wrap;
    }

    .demo-nav-btn {
        min-width: 80px;
        padding: var(--space-2.5) var(--space-3);
        flex: 1;
    }

    .step-number {
        width: 28px;
        height: 28px;
        font-size: var(--text-sm);
    }

    /* Mobile features */
    .features-grid {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }

    .feature-card {
        padding: var(--space-5);
    }

    .feature-card.featured {
        grid-column: span 1;
    }

    /* Mobile FAQ */
    .faq-item {
        margin-bottom: var(--space-3);
    }

    .faq-question {
        padding: var(--space-4);
        font-size: var(--text-base);
    }

    .faq-content {
        padding: var(--space-4);
    }

    /* Mobile footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }

    .footer-links {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }

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

    .social-links {
        justify-content: center;
    }

    /* Mobile cookie banner */
    .cookie-banner-content {
        flex-direction: column;
        gap: var(--space-4);
        text-align: center;
    }

    .cookie-banner-actions {
        flex-direction: column;
        gap: var(--space-2);
        width: 100%;
    }

    .cookie-btn {
        width: 100%;
        min-height: 44px;
    }
}

/* Extra small mobile devices */
@media (max-width: 480px) {
    .container {
        padding-left: var(--space-3);
        padding-right: var(--space-3);
    }

    .hero {
        padding: var(--space-12) 0 var(--space-6);
    }

    .hero-title {
        font-size: clamp(var(--text-xl), 7vw, var(--text-3xl));
    }

    .hero-subtitle {
        font-size: var(--text-sm);
    }

    .hero-stats {
        grid-template-columns: 1fr;
        gap: var(--space-3);
    }

    .stat-card {
        padding: var(--space-3);
        max-width: 280px;
        margin: 0 auto;
    }

    .universities-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-2);
    }

    .university-logo {
        padding: var(--space-1.5) var(--space-3);
        font-size: var(--text-xs);
    }

    .nav-actions .btn-sm {
        display: none;
    }

    .nav-logo .logo-text {
        font-size: var(--text-lg);
    }

    .demo-container {
        padding: var(--space-3);
        margin: var(--space-3) 0;
    }

    .demo-controls {
        padding: var(--space-2);
        gap: var(--space-1);
    }

    .demo-nav-btn {
        padding: var(--space-2) var(--space-2.5);
        min-width: 70px;
    }

    .step-number {
        width: 24px;
        height: 24px;
        font-size: var(--text-xs);
    }

    .step-name {
        font-size: var(--text-xs);
    }

    .feature-card {
        padding: var(--space-4);
    }

    .section-title {
        font-size: var(--text-2xl);
        line-height: 1.3;
    }

    .section-subtitle {
        font-size: var(--text-sm);
    }

    .faq-question {
        padding: var(--space-3);
        font-size: var(--text-sm);
    }

    .faq-content {
        padding: var(--space-3);
        font-size: var(--text-sm);
    }

    .footer {
        padding: var(--space-8) 0 var(--space-4);
    }

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

    .footer-description {
        font-size: var(--text-sm);
    }
}

/* Very small mobile devices */
@media (max-width: 360px) {
    .hero-title {
        font-size: var(--text-xl);
    }

    .hero-subtitle {
        font-size: var(--text-sm);
        line-height: 1.5;
    }

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

    .demo-nav-btn {
        min-width: 60px;
        padding: var(--space-1.5) var(--space-2);
    }

    .step-name {
        display: none;
    }

    .section-title {
        font-size: var(--text-xl);
    }

    .btn {
        font-size: var(--text-sm);
        padding: var(--space-2.5) var(--space-4);
    }
}

/* Performance optimizations for mobile */
@media (max-width: 768px) {
    /* Reduce motion for better performance */
    .hero-grid-pattern {
        animation-duration: 40s;
    }

    .gradient-orb {
        animation-duration: 12s;
    }

    /* Optimize glass effects */
    .glass-card {
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
    }

    /* Reduce shadow complexity */
    .glass-card:hover {
        box-shadow: var(--shadow-lg);
    }

    /* Optimize animations */
    .btn:hover {
        transform: none;
    }

    .feature-card:hover {
        transform: translateY(-2px);
    }
}

/* Touch device optimizations */
@media (hover: none) and (pointer: coarse) {
    .btn:hover {
        transform: none;
    }

    .nav-link:hover {
        background: transparent;
    }

    .feature-card:hover {
        transform: none;
        box-shadow: var(--shadow-md);
    }

    .glass-card:hover {
        transform: none;
        box-shadow: var(--shadow-lg);
    }

    /* Better touch feedback */
    .btn:active {
        transform: scale(0.98);
        transition: transform 0.1s ease;
    }

    .nav-link:active {
        background: var(--bg-tertiary);
    }
}

/* Landscape mobile optimizations */
@media (max-width: 896px) and (max-height: 414px) and (orientation: landscape) {
    .hero {
        padding: var(--space-8) 0 var(--space-4);
        min-height: auto;
    }

    .hero-main {
        flex-direction: row;
        gap: var(--space-6);
        align-items: center;
    }

    .hero-text {
        flex: 1;
        text-align: left;
    }

    .hero-visual {
        flex: 1;
        max-width: 300px;
    }

    .hero-title {
        font-size: var(--text-2xl);
    }

    .hero-subtitle {
        font-size: var(--text-sm);
    }

    .nav-container {
        height: 60px;
    }

    .nav-menu.active {
        max-height: 50vh;
    }
}

/* High DPI mobile devices */
@media (max-width: 768px) and (-webkit-min-device-pixel-ratio: 2),
       (max-width: 768px) and (min-resolution: 192dpi) {
    .logo-image {
        width: 36px;
        height: 36px;
    }

    .hero-background {
        background-size: cover;
    }

    .gradient-orb {
        filter: blur(40px);
    }
}

/* iOS specific optimizations */
@supports (-webkit-touch-callout: none) {
    .nav-menu.active {
        -webkit-overflow-scrolling: touch;
        overscroll-behavior: contain;
    }

    .cookie-modal-content {
        -webkit-overflow-scrolling: touch;
    }

    /* Fix iOS input zoom */
    @media (max-width: 768px) {
        input, textarea, select {
            font-size: 16px !important;
        }
    }
}

/* Android specific optimizations */
@supports (-webkit-appearance: none) and (not (-webkit-touch-callout: none)) {
    .btn {
        -webkit-tap-highlight-color: rgba(99, 102, 241, 0.2);
    }

    .nav-link {
        -webkit-tap-highlight-color: rgba(99, 102, 241, 0.1);
    }
}

/* Mobile device class for additional optimizations */
.mobile-device .glass-card {
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.mobile-device .btn:hover {
    transform: none;
}

.mobile-device .feature-card:hover {
    transform: none;
}

/* Touch feedback styles */
.touch-active {
    transform: scale(0.98) !important;
    transition: transform 0.1s ease !important;
}

/* Improve scrolling on mobile */
@media (max-width: 768px) {
    * {
        -webkit-overflow-scrolling: touch;
    }

    body {
        overscroll-behavior: none;
    }

    .nav-menu.active {
        overscroll-behavior: contain;
    }
}