/* ============================================
   INFINITY AI ACADEMY — STYLES
   ============================================ */

/* --------------------------------------------
   CSS VARIABLES & DESIGN TOKENS
   -------------------------------------------- */
:root {
    /* Ocean Depth Color Palette */
    --abyss-900: #020617;
    --abyss-800: #0a1628;
    --abyss-700: #0f172a;
    --abyss-600: #1e293b;
    
    /* Surface & Light */
    --surface-500: #334155;
    --surface-400: #475569;
    --surface-300: #94a3b8;
    --surface-200: #cbd5e1;
    --surface-100: #f1f5f9;
    
    /* Ocean Accents */
    --ocean-primary: #00d4ff;
    --ocean-secondary: #0066ff;
    --ocean-deep: #001a4d;
    --ocean-teal: #00b8d4;
    --ocean-cyan: #22d3ee;
    --ocean-glow: rgba(0, 212, 255, 0.15);
    
    /* Gradients */
    --gradient-ocean: linear-gradient(135deg, #00d4ff 0%, #0066ff 100%);
    --gradient-deep: linear-gradient(180deg, #020617 0%, #0a1628 50%, #001a4d 100%);
    --gradient-glass: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);
    
    /* Typography */
    --font-display: 'Orbitron', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;
    --space-3xl: 10rem;
    
    /* Effects */
    --glass-bg: rgba(15, 23, 42, 0.6);
    --glass-border: rgba(0, 212, 255, 0.1);
    --glass-blur: blur(20px);
    --shadow-glow: 0 0 40px rgba(0, 212, 255, 0.15);
    --shadow-card: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    
    /* Animation */
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out-smooth: cubic-bezier(0.65, 0, 0.35, 1);
    --duration-fast: 0.2s;
    --duration-normal: 0.4s;
    --duration-slow: 0.8s;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background: var(--abyss-900);
    color: var(--surface-100);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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

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

/* --------------------------------------------
   ANIMATED BACKGROUND CANVAS
   -------------------------------------------- */
#ocean-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

/* --------------------------------------------
   NAVIGATION
   -------------------------------------------- */
.main-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--space-sm) 0;
    transition: all var(--duration-normal) var(--ease-out-expo);
}

.main-nav.scrolled {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--glass-border);
    padding: var(--space-xs) 0;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.25rem;
}

.logo-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-ocean);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 1.75rem;
    animation: pulse-glow 3s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--space-lg);
}

.nav-link {
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--surface-300);
    transition: color var(--duration-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-ocean);
    transition: width var(--duration-normal) var(--ease-out-expo);
}

.nav-link:hover {
    color: var(--ocean-primary);
}

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

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-xs);
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--surface-100);
    transition: all var(--duration-fast);
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* --------------------------------------------
   HERO SECTION
   -------------------------------------------- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: calc(var(--space-3xl) + 80px) var(--space-md) var(--space-2xl);
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 100px;
    font-family: var(--font-display);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--ocean-primary);
    margin-bottom: var(--space-lg);
    backdrop-filter: var(--glass-blur);
}

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

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-md);
}

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

.hero-description {
    font-size: 1.125rem;
    color: var(--surface-300);
    max-width: 540px;
    margin-bottom: var(--space-lg);
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-lg);
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 8px;
    transition: all var(--duration-fast);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--gradient-ocean);
    color: var(--abyss-900);
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 212, 255, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--surface-100);
    border: 1px solid var(--surface-400);
}

.btn-secondary:hover {
    border-color: var(--ocean-primary);
    color: var(--ocean-primary);
}

.btn-arrow {
    width: 18px;
    height: 18px;
    transition: transform var(--duration-fast);
}

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

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

/* Hero Stats */
.hero-stats {
    display: flex;
    gap: var(--space-xl);
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient-ocean);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--surface-400);
}

/* Hero Visual — Hologram */
.hero-visual {
    position: absolute;
    right: 5%;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1;
}

.hologram-container {
    position: relative;
    width: 400px;
    height: 400px;
}

.hologram-ring {
    position: absolute;
    border: 1px solid var(--ocean-primary);
    border-radius: 50%;
    opacity: 0.3;
    animation: ring-pulse 4s ease-in-out infinite;
}

.ring-1 {
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    animation-delay: 0s;
}

.ring-2 {
    width: 70%;
    height: 70%;
    top: 15%;
    left: 15%;
    animation-delay: -1.3s;
}

.ring-3 {
    width: 40%;
    height: 40%;
    top: 30%;
    left: 30%;
    animation-delay: -2.6s;
}

@keyframes ring-pulse {
    0%, 100% { 
        transform: scale(1); 
        opacity: 0.3; 
    }
    50% { 
        transform: scale(1.05); 
        opacity: 0.15; 
    }
}

.hologram-core {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120px;
    height: 120px;
}

.auv-icon {
    width: 100%;
    height: 100%;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

.data-particles {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--space-lg);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    color: var(--surface-400);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--ocean-primary), transparent);
    animation: scroll-pulse 2s ease-in-out infinite;
}

@keyframes scroll-pulse {
    0%, 100% { opacity: 1; transform: scaleY(1); }
    50% { opacity: 0.5; transform: scaleY(0.5); }
}

/* --------------------------------------------
   SECTIONS COMMON
   -------------------------------------------- */
section {
    position: relative;
    z-index: 1;
}

.section-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--space-3xl) var(--space-md);
}

.section-header {
    margin-bottom: var(--space-xl);
}

.section-tag {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--ocean-primary);
    margin-bottom: var(--space-sm);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    line-height: 1.2;
}

/* Glassmorphism Utility */
.glass {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
}

/* --------------------------------------------
   ABOUT SECTION
   -------------------------------------------- */
.about-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
}

.about-card {
    padding: var(--space-xl);
    transition: all var(--duration-normal);
}

.about-card:hover {
    transform: translateY(-8px);
    border-color: var(--ocean-primary);
    box-shadow: var(--shadow-glow);
}

.about-card.featured {
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.08) 0%, rgba(0, 102, 255, 0.05) 100%);
    border-color: rgba(0, 212, 255, 0.2);
}

.about-icon {
    width: 64px;
    height: 64px;
    margin-bottom: var(--space-md);
}

.about-icon svg {
    width: 100%;
    height: 100%;
}

.about-card h3 {
    font-family: var(--font-display);
    font-size: 1.125rem;
    margin-bottom: var(--space-sm);
}

.about-card p {
    color: var(--surface-300);
    font-size: 0.9375rem;
    line-height: 1.7;
}

/* About Image Section */
.about-image-section {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--space-xl);
    align-items: center;
}

.about-image-container {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
}

.about-image {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: transform var(--duration-slow);
}

.about-image-container:hover .about-image {
    transform: scale(1.05);
}

.image-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(2, 6, 23, 0.8) 0%, transparent 50%);
    display: flex;
    align-items: flex-end;
    padding: var(--space-lg);
}

.depth-gauge {
    display: flex;
    align-items: baseline;
    gap: 4px;
    font-family: var(--font-display);
}

.depth-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--ocean-primary);
}

.depth-unit {
    font-size: 1rem;
    color: var(--surface-300);
}

.about-text-block h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: var(--space-md);
}

.about-text-block p {
    color: var(--surface-300);
    margin-bottom: var(--space-md);
    line-height: 1.7;
}

.link-arrow {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--ocean-primary);
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 600;
    transition: gap var(--duration-fast);
}

.link-arrow:hover {
    gap: var(--space-sm);
}

.link-arrow svg {
    width: 18px;
    height: 18px;
}

/* --------------------------------------------
   PROGRAMS SECTION
   -------------------------------------------- */
.programs {
    background: linear-gradient(180deg, var(--abyss-900) 0%, var(--abyss-800) 50%, var(--abyss-900) 100%);
}

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

.program-card {
    position: relative;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: var(--space-xl);
    overflow: hidden;
    transition: all var(--duration-normal);
    cursor: pointer;
}

.program-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gradient-ocean);
    opacity: 0;
    transition: opacity var(--duration-normal);
}

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

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

.program-number {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-lg);
    font-family: var(--font-display);
    font-size: 4rem;
    font-weight: 900;
    color: transparent;
    -webkit-text-stroke: 1px rgba(0, 212, 255, 0.2);
    line-height: 1;
}

.program-content {
    position: relative;
    z-index: 2;
    max-width: 70%;
}

.program-content h3 {
    font-family: var(--font-display);
    font-size: 1.375rem;
    margin-bottom: var(--space-sm);
}

.program-content p {
    color: var(--surface-300);
    font-size: 0.9375rem;
    line-height: 1.7;
    margin-bottom: var(--space-md);
}

.program-meta {
    display: flex;
    gap: var(--space-sm);
}

.program-duration,
.program-level {
    padding: 4px 12px;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 500;
}

.program-duration {
    background: rgba(0, 212, 255, 0.1);
    color: var(--ocean-primary);
}

.program-level {
    background: rgba(148, 163, 184, 0.1);
    color: var(--surface-300);
}

.program-visual {
    position: absolute;
    right: var(--space-lg);
    bottom: var(--space-lg);
    width: 120px;
    height: 120px;
    opacity: 0.3;
    transition: opacity var(--duration-normal);
}

.program-card:hover .program-visual {
    opacity: 0.6;
}

.program-hover-glow {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 0%, rgba(0, 212, 255, 0.08) 0%, transparent 70%);
    opacity: 0;
    transition: opacity var(--duration-normal);
    pointer-events: none;
}

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

/* Program Visual Animations */
.neural-network,
.platform-3d,
.robot-arm,
.data-viz {
    width: 100%;
    height: 100%;
}

/* --------------------------------------------
   LAB SECTION
   -------------------------------------------- */
.lab-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

.project-card {
    overflow: hidden;
    transition: all var(--duration-normal);
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-glow);
}

.project-image {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--duration-slow);
}

.project-card:hover .project-image img {
    transform: scale(1.1);
}

.project-scan-line {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-ocean);
    opacity: 0.6;
    animation: scan 3s ease-in-out infinite;
}

@keyframes scan {
    0% { top: 0; opacity: 0; }
    10% { opacity: 0.6; }
    90% { opacity: 0.6; }
    100% { top: 100%; opacity: 0; }
}

.project-info {
    padding: var(--space-lg);
}

.project-tag {
    display: inline-block;
    padding: 4px 10px;
    background: rgba(0, 212, 255, 0.1);
    color: var(--ocean-primary);
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 4px;
    margin-bottom: var(--space-sm);
}

.project-info h3 {
    font-family: var(--font-display);
    font-size: 1.125rem;
    margin-bottom: var(--space-sm);
}

.project-info p {
    color: var(--surface-300);
    font-size: 0.875rem;
    line-height: 1.6;
    margin-bottom: var(--space-md);
}

.project-stats {
    display: flex;
    gap: var(--space-lg);
    padding-top: var(--space-md);
    border-top: 1px solid var(--glass-border);
}

.p-stat {
    display: flex;
    flex-direction: column;
}

.p-stat-value {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--ocean-primary);
}

.p-stat-label {
    font-size: 0.6875rem;
    color: var(--surface-400);
    text-transform: uppercase;
}

/* --------------------------------------------
   CONTACT SECTION
   -------------------------------------------- */
.contact {
    background: linear-gradient(180deg, var(--abyss-900) 0%, var(--abyss-800) 100%);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-2xl);
}

.contact-description {
    color: var(--surface-300);
    margin-bottom: var(--space-xl);
    line-height: 1.7;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-sm);
    border-radius: 12px;
    transition: all var(--duration-fast);
}

.contact-item:hover {
    background: var(--glass-bg);
}

.contact-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 212, 255, 0.1);
    border-radius: 12px;
    color: var(--ocean-primary);
    flex-shrink: 0;
}

.contact-icon svg {
    width: 22px;
    height: 22px;
}

.contact-text {
    display: flex;
    flex-direction: column;
}

.contact-label {
    font-size: 0.75rem;
    color: var(--surface-400);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.contact-value {
    font-family: var(--font-display);
    font-size: 1rem;
    color: var(--surface-100);
}

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

.social-link {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: var(--surface-300);
    transition: all var(--duration-fast);
}

.social-link:hover {
    background: rgba(0, 212, 255, 0.1);
    border-color: var(--ocean-primary);
    color: var(--ocean-primary);
    transform: translateY(-2px);
}

.social-link svg {
    width: 20px;
    height: 20px;
}

/* Contact Form */
.contact-form-container {
    padding: var(--space-xl);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--surface-200);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: var(--space-sm) var(--space-md);
    background: rgba(2, 6, 23, 0.5);
    border: 1px solid var(--surface-500);
    border-radius: 10px;
    color: var(--surface-100);
    font-family: var(--font-body);
    font-size: 0.9375rem;
    transition: all var(--duration-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--ocean-primary);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

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

.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 16px center;
}

.form-group select option {
    background: var(--abyss-800);
    color: var(--surface-100);
}

/* Map */
.map-container {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--glass-border);
}

.map-container iframe {
    display: block;
    filter: grayscale(100%) invert(92%) hue-rotate(180deg) saturate(1.5);
}

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

.map-marker {
    position: relative;
    width: 20px;
    height: 20px;
}

.marker-pulse {
    position: absolute;
    inset: -10px;
    border: 2px solid var(--ocean-primary);
    border-radius: 50%;
    animation: marker-pulse 2s ease-out infinite;
}

.marker-dot {
    position: absolute;
    inset: 0;
    background: var(--ocean-primary);
    border-radius: 50%;
    box-shadow: 0 0 20px var(--ocean-primary);
}

@keyframes marker-pulse {
    0% { transform: scale(0.5); opacity: 1; }
    100% { transform: scale(2); opacity: 0; }
}

.map-label {
    position: absolute;
    top: 30px;
    left: 50%;
    transform: translateX(-50%);
    white-space: nowrap;
    padding: 6px 14px;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    font-family: var(--font-display);
    font-size: 0.75rem;
    color: var(--ocean-primary);
}

/* --------------------------------------------
   FOOTER
   -------------------------------------------- */
.footer {
    border-top: 1px solid var(--glass-border);
    padding: var(--space-2xl) 0 var(--space-lg);
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

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

.footer-brand .logo {
    margin-bottom: var(--space-md);
}

.footer-brand p {
    color: var(--surface-400);
    font-size: 0.9375rem;
    line-height: 1.7;
    max-width: 320px;
}

.footer-links h4 {
    font-family: var(--font-display);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-md);
    color: var(--surface-200);
}

.footer-links ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-links a {
    color: var(--surface-400);
    font-size: 0.9375rem;
    transition: color var(--duration-fast);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-lg);
    border-top: 1px solid var(--glass-border);
}

.footer-bottom p {
    color: var(--surface-500);
    font-size: 0.875rem;
}

.footer-legal {
    display: flex;
    gap: var(--space-lg);
}

.footer-legal a {
    color: var(--surface-500);
    font-size: 0.875rem;
    transition: color var(--duration-fast);
}

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

/* --------------------------------------------
   ANIMATIONS & EFFECTS
   -------------------------------------------- */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all var(--duration-slow) var(--ease-out-expo);
}

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

/* Reveal animation for sections */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s var(--ease-out-expo);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger children */
.stagger-children > * {
    opacity: 0;
    transform: translateY(20px);
}

.stagger-children.active > * {
    opacity: 1;
    transform: translateY(0);
}

.stagger-children.active > *:nth-child(1) { transition-delay: 0.1s; }
.stagger-children.active > *:nth-child(2) { transition-delay: 0.2s; }
.stagger-children.active > *:nth-child(3) { transition-delay: 0.3s; }
.stagger-children.active > *:nth-child(4) { transition-delay: 0.4s; }
.stagger-children.active > *:nth-child(5) { transition-delay: 0.5s; }
.stagger-children.active > *:nth-child(6) { transition-delay: 0.6s; }

/* --------------------------------------------
   RESPONSIVE DESIGN
   -------------------------------------------- */
@media (max-width: 1200px) {
    .hero-visual {
        opacity: 0.4;
        right: 0;
    }
    
    .hologram-container {
        width: 300px;
        height: 300px;
    }
}

@media (max-width: 992px) {
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .about-image-section {
        grid-template-columns: 1fr;
    }
    
    .programs-grid {
        grid-template-columns: 1fr;
    }
    
    .lab-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: var(--abyss-900);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: var(--space-xl);
        transition: right var(--duration-normal) var(--ease-out-expo);
        border-left: 1px solid var(--glass-border);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .mobile-menu-btn {
        display: flex;
        z-index: 1001;
    }
    
    .hero {
        padding-top: calc(var(--space-2xl) + 80px);
    }
    
    .hero-stats {
        gap: var(--space-lg);
    }
    
    .stat-number {
        font-size: 1.875rem;
    }
    
    .hero-visual {
        display: none;
    }
    
    .lab-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-brand p {
        max-width: 100%;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }
}

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

/* --------------------------------------------
   REDUCED MOTION
   -------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* --------------------------------------------
   PRINT STYLES
   -------------------------------------------- */
@media print {
    #ocean-canvas,
    .hero-visual,
    .scroll-indicator,
    .map-container {
        display: none;
    }
    
    .main-nav {
        position: static;
    }
    
    section {
        page-break-inside: avoid;
    }
}