/* ========================================
   CloudAI College - Modern Tech Design
   ======================================== */

/* CSS Variables */
:root {
    /* Primary Colors - Tech Blue/Cyan Theme */
    --primary-50: #e6f7ff;
    --primary-100: #bae7ff;
    --primary-200: #91d5ff;
    --primary-300: #69c0ff;
    --primary-400: #40a9ff;
    --primary-500: #1890ff;
    --primary-600: #096dd9;
    --primary-700: #0050b3;
    --primary-800: #003a8c;
    --primary-900: #002766;
    
    /* Accent Colors - Purple/Violet */
    --accent-400: #a855f7;
    --accent-500: #9333ea;
    --accent-600: #7c3aed;
    
    /* Neutral Colors */
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    --gray-950: #020617;
    
    /* Semantic Colors */
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-500) 0%, var(--accent-500) 100%);
    --gradient-hero: linear-gradient(135deg, #0f172a 0%, #1e1b4b 50%, #0f172a 100%);
    --gradient-card: linear-gradient(180deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0) 100%);
    --gradient-text: linear-gradient(135deg, var(--primary-400) 0%, var(--accent-400) 50%, var(--primary-300) 100%);
    
    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-glow: 0 0 40px rgba(24, 144, 255, 0.3);
    --shadow-glow-accent: 0 0 40px rgba(168, 85, 247, 0.3);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-100);
    background-color: var(--gray-950);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

/* Container */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* ========================================
   Navigation
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--space-md) 0;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-base);
}

.navbar.scrolled {
    padding: var(--space-sm) 0;
    background: rgba(15, 23, 42, 0.95);
    box-shadow: var(--shadow-lg);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 1.5rem;
    font-weight: 700;
}

.logo-icon {
    font-size: 1.75rem;
    filter: drop-shadow(0 0 8px rgba(24, 144, 255, 0.5));
}

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

.logo-domain {
    color: var(--gray-500);
    font-size: 0.875rem;
    font-weight: 400;
}

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

.nav-link {
    position: relative;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--gray-300);
    transition: color var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-base);
}

.nav-link:hover {
    color: var(--gray-50);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-btn {
    display: inline-flex;
    align-items: center;
    padding: var(--space-sm) var(--space-lg);
    background: var(--gradient-primary);
    color: white;
    font-weight: 600;
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-glow);
}

.nav-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 50px rgba(24, 144, 255, 0.5);
}

.lang-selector {
    position: relative;
}

.dropdown-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--gray-100);
    font-size: 0.875rem;
    font-weight: 500;
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.dropdown-btn:hover {
    background: rgba(255, 255, 255, 0.15);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 8px;
    min-width: 140px;
    background: var(--gray-800);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-fast);
    z-index: 1000;
    display: flex;
    flex-direction: column;
}

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

.dropdown-item {
    width: 100%;
    padding: 10px 16px;
    background: transparent;
    color: var(--gray-300);
    font-size: 0.875rem;
    font-weight: 500;
    text-align: left;
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.dropdown-item:first-child {
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.dropdown-item:last-child {
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.dropdown-item:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--gray-50);
}

.dropdown-item.active {
    background: var(--gradient-primary);
    color: white;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--gray-300);
    transition: all var(--transition-base);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 120px var(--space-lg) var(--space-4xl);
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
    z-index: 0;
}

.grid-overlay {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(24, 144, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(24, 144, 255, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 50% at 50% 50%, black, transparent);
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
    animation: float 20s ease-in-out infinite;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: var(--primary-600);
    top: -200px;
    right: -100px;
    animation-delay: 0s;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: var(--accent-600);
    bottom: -150px;
    left: -100px;
    animation-delay: -7s;
}

.orb-3 {
    width: 400px;
    height: 400px;
    background: var(--primary-400);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -14s;
    opacity: 0.2;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.05); }
    66% { transform: translate(-20px, 20px) scale(0.95); }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    background: rgba(24, 144, 255, 0.1);
    border: 1px solid rgba(24, 144, 255, 0.3);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--primary-300);
    margin-bottom: var(--space-xl);
    animation: fadeInUp 0.8s ease-out;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

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

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-xl);
    animation: fadeInUp 0.8s ease-out 0.1s backwards;
}

.title-line {
    display: block;
    color: var(--gray-50);
}

.title-gradient {
    display: block;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-size: 200% 200%;
    animation: gradient-shift 5s ease infinite;
}

@keyframes gradient-shift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--gray-400);
    max-width: 700px;
    margin: 0 auto var(--space-2xl);
    animation: fadeInUp 0.8s ease-out 0.2s backwards;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    justify-content: center;
    margin-bottom: var(--space-3xl);
    animation: fadeInUp 0.8s ease-out 0.3s backwards;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-lg);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
}

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 60px rgba(24, 144, 255, 0.5);
}

.btn-secondary {
    background: transparent;
    color: var(--gray-200);
    border: 1px solid var(--gray-600);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--gray-500);
    color: var(--gray-50);
}

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

.btn-small {
    padding: var(--space-sm) var(--space-md);
    font-size: 0.875rem;
}

.btn svg {
    transition: transform var(--transition-fast);
}

.btn:hover svg {
    transform: translateX(4px);
}

/* Hero Stats */
.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--space-3xl);
    animation: fadeInUp 0.8s ease-out 0.4s backwards;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-400);
    font-family: var(--font-mono);
}

.stat-suffix {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-400);
}

.stat-label {
    display: block;
    font-size: 0.875rem;
    color: var(--gray-500);
    margin-top: var(--space-xs);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--space-2xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: var(--gray-500);
    font-size: 0.75rem;
    animation: fadeInUp 0.8s ease-out 0.5s backwards;
}

.scroll-arrow {
    width: 20px;
    height: 30px;
    border: 2px solid var(--gray-600);
    border-radius: var(--radius-full);
    position: relative;
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--primary-400);
    border-radius: var(--radius-full);
    animation: scroll-bounce 2s ease-in-out infinite;
}

@keyframes scroll-bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); opacity: 1; }
    50% { transform: translateX(-50%) translateY(8px); opacity: 0.3; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========================================
   Section Common Styles
   ======================================== */
section {
    padding: var(--space-4xl) 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-3xl);
}

.section-tag {
    display: inline-block;
    padding: var(--space-xs) var(--space-md);
    background: rgba(24, 144, 255, 0.1);
    border: 1px solid rgba(24, 144, 255, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary-400);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-md);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--gray-50);
    margin-bottom: var(--space-md);
}

.section-desc {
    font-size: 1.125rem;
    color: var(--gray-400);
}

/* ========================================
   Programs Section
   ======================================== */
.programs {
    background: linear-gradient(180deg, var(--gray-950) 0%, var(--gray-900) 50%, var(--gray-950) 100%);
}

.programs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: var(--space-xl);
}

.program-card {
    position: relative;
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    transition: all var(--transition-base);
    overflow: hidden;
}

.program-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.program-card:hover {
    transform: translateY(-8px);
    border-color: rgba(24, 144, 255, 0.3);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
}

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

.program-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(24, 144, 255, 0.1);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-lg);
}

.program-icon svg {
    width: 28px;
    height: 28px;
    stroke: var(--primary-400);
}

.program-badge {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-lg);
    padding: var(--space-xs) var(--space-sm);
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    color: white;
}

.program-card h3 {
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--gray-50);
    margin-bottom: var(--space-sm);
}

.program-card > p {
    color: var(--gray-400);
    margin-bottom: var(--space-md);
    line-height: 1.6;
}

.program-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.program-highlights li {
    padding: var(--space-xs) var(--space-sm);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-sm);
    font-size: 0.8125rem;
    color: var(--gray-300);
}

.program-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-md);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.schedule {
    font-size: 0.8125rem;
    color: var(--gray-500);
    font-family: var(--font-mono);
}

.program-link {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary-400);
    transition: color var(--transition-fast);
}

.program-link:hover {
    color: var(--primary-300);
}

/* ========================================
   Why Us Section
   ======================================== */
.why-us {
    background: var(--gray-950);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-3xl);
}

.feature-card {
    background: rgba(30, 41, 59, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    text-align: center;
    transition: all var(--transition-base);
}

.feature-card:hover {
    background: rgba(30, 41, 59, 0.5);
    border-color: rgba(24, 144, 255, 0.2);
    transform: translateY(-4px);
}

.feature-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    margin: 0 auto var(--space-lg);
    box-shadow: var(--shadow-glow);
}

.feature-icon svg {
    width: 32px;
    height: 32px;
    stroke: white;
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-50);
    margin-bottom: var(--space-sm);
}

.feature-card p {
    color: var(--gray-400);
    font-size: 0.9375rem;
}

.why-us-cta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-xl);
    background: rgba(24, 144, 255, 0.05);
    border: 1px solid rgba(24, 144, 255, 0.2);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
}

.cta-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-50);
    margin-bottom: var(--space-sm);
}

.cta-content p {
    color: var(--gray-400);
}

/* ========================================
   Faculty Section
   ======================================== */
.faculty {
    background: linear-gradient(180deg, var(--gray-950) 0%, var(--gray-900) 100%);
}

.faculty-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-4xl);
}

.faculty-card {
    display: flex;
    gap: var(--space-lg);
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    transition: all var(--transition-base);
}

.faculty-card:hover {
    border-color: rgba(24, 144, 255, 0.3);
    transform: translateY(-4px);
}

.faculty-image {
    flex-shrink: 0;
}

.faculty-image img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: var(--radius-lg);
}

.faculty-info h3 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-50);
    margin-bottom: var(--space-xs);
}

.faculty-role {
    display: block;
    font-size: 0.875rem;
    color: var(--primary-400);
    font-weight: 500;
    margin-bottom: var(--space-sm);
}

.faculty-bio {
    font-size: 0.875rem;
    color: var(--gray-400);
    margin-bottom: var(--space-sm);
    line-height: 1.5;
}

.faculty-courses {
    font-size: 0.75rem;
    color: var(--gray-500);
    font-family: var(--font-mono);
}

/* Testimonials */
.testimonials-section {
    padding-top: var(--space-3xl);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.testimonials-title {
    text-align: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-50);
    margin-bottom: var(--space-2xl);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-xl);
}

.testimonial-card {
    position: relative;
    background: rgba(30, 41, 59, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
}

.testimonial-quote {
    position: absolute;
    top: var(--space-md);
    right: var(--space-lg);
    font-size: 4rem;
    color: var(--primary-600);
    opacity: 0.3;
    font-family: Georgia, serif;
    line-height: 1;
}

.testimonial-text {
    color: var(--gray-300);
    font-size: 0.9375rem;
    line-height: 1.7;
    margin-bottom: var(--space-lg);
    position: relative;
    z-index: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.author-avatar {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    overflow: hidden;
}

.author-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.author-info {
    display: flex;
    flex-direction: column;
}

.author-info strong {
    color: var(--gray-200);
    font-size: 0.9375rem;
}

.author-info span {
    font-size: 0.8125rem;
    color: var(--gray-500);
}

.graduation {
    color: var(--primary-400) !important;
    font-weight: 500;
}

/* ========================================
   Admissions Section
   ======================================== */
.admissions {
    background: var(--gray-950);
}

.admissions-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: start;
}

.admissions-info .section-tag,
.admissions-info .section-title,
.admissions-info .section-desc {
    text-align: left;
    margin-left: 0;
}

.admission-steps {
    margin: var(--space-2xl) 0;
}

.step {
    display: flex;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.step-number {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    font-size: 1rem;
    font-weight: 700;
    color: white;
}

.step-content h4 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--gray-50);
    margin-bottom: var(--space-xs);
}

.step-content p {
    color: var(--gray-400);
    font-size: 0.875rem;
}

.admission-requirements {
    background: rgba(30, 41, 59, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
}

.admission-requirements h4 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-300);
    margin-bottom: var(--space-md);
}

.admission-requirements ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.admission-requirements li {
    position: relative;
    padding-left: var(--space-lg);
    color: var(--gray-400);
    font-size: 0.875rem;
}

.admission-requirements li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success);
}

/* Application Form */
.application-form {
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
}

.application-form h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-50);
    margin-bottom: var(--space-xl);
}

.form-group {
    margin-bottom: var(--space-lg);
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-300);
    margin-bottom: var(--space-sm);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--space-md);
    background: rgba(15, 23, 42, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--gray-100);
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    transition: all var(--transition-fast);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray-500);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px rgba(24, 144, 255, 0.1);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2394a3b8' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
}

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

.form-note {
    margin-top: var(--space-md);
    font-size: 0.8125rem;
    color: var(--gray-500);
    text-align: center;
}

/* ========================================
   Contact Section
   ======================================== */
.contact {
    background: linear-gradient(180deg, var(--gray-900) 0%, var(--gray-950) 100%);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
}

.contact-info .section-tag,
.contact-info .section-title,
.contact-info .section-desc {
    text-align: left;
    margin-left: 0;
}

.contact-details {
    margin: var(--space-2xl) 0;
}

.contact-item {
    display: flex;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.contact-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(24, 144, 255, 0.1);
    border-radius: var(--radius-lg);
}

.contact-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--primary-400);
}

.contact-item strong {
    display: block;
    color: var(--gray-200);
    margin-bottom: var(--space-xs);
}

.contact-item p {
    color: var(--gray-400);
    font-size: 0.875rem;
    line-height: 1.5;
}

.social-links {
    display: flex;
    gap: var(--space-md);
}

.social-link {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.social-link svg {
    width: 20px;
    height: 20px;
    fill: var(--gray-400);
    transition: fill var(--transition-fast);
}

.social-link:hover {
    background: var(--gradient-primary);
    border-color: transparent;
    transform: translateY(-3px);
}

.social-link:hover svg {
    fill: white;
}

/* Map Placeholder */
.map-container {
    background: rgba(30, 41, 59, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.map-placeholder {
    height: 100%;
    min-height: 400px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    text-align: center;
    padding: var(--space-2xl);
}

.map-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(24, 144, 255, 0.1);
    border-radius: var(--radius-full);
}

.map-icon svg {
    width: 40px;
    height: 40px;
    stroke: var(--primary-400);
}

.map-placeholder p {
    color: var(--gray-400);
    line-height: 1.5;
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--gray-900);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(4, 1fr);
    gap: var(--space-2xl);
    margin-bottom: var(--space-3xl);
}

.footer-brand p {
    color: var(--gray-400);
    font-size: 0.875rem;
    margin: var(--space-md) 0;
    max-width: 280px;
}

.footer-social {
    display: flex;
    gap: var(--space-sm);
}

.footer-social a {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    color: var(--gray-400);
    transition: all var(--transition-fast);
}

.footer-social a:hover {
    background: var(--primary-600);
    color: white;
}

.footer-links h4 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-200);
    margin-bottom: var(--space-md);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-links a {
    font-size: 0.8125rem;
    color: var(--gray-500);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary-400);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-bottom p {
    font-size: 0.8125rem;
    color: var(--gray-500);
}

.footer-domain {
    font-family: var(--font-mono);
    color: var(--primary-400);
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1024px) {
    .admissions-wrapper {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-brand {
        grid-column: span 2;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        flex-direction: column;
        align-items: flex-start;
        padding: 100px var(--space-xl) var(--space-xl);
        background: var(--gray-900);
        border-left: 1px solid rgba(255, 255, 255, 0.05);
        transition: right var(--transition-base);
        gap: var(--space-md);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-link {
        font-size: 1rem;
        padding: var(--space-sm) 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .lang-selector {
        width: 100%;
        display: flex;
        justify-content: center;
        margin: var(--space-md) 0;
    }
    
    .dropdown-menu {
        position: static;
        margin-top: 8px;
        width: 100%;
        max-width: 200px;
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .hero-stats {
        gap: var(--space-xl);
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .programs-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .faculty-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .why-us-cta {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-brand {
        grid-column: span 1;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-sm);
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-stats {
        flex-direction: column;
        gap: var(--space-lg);
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
}

/* ========================================
   Animations & Utilities
   ======================================== */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Loading animation for form submission */
.btn.loading {
    pointer-events: none;
    opacity: 0.7;
}

.btn.loading::after {
    content: '';
    width: 16px;
    height: 16px;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-left: var(--space-sm);
}

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