/* ═══════════════════════════════════════════════════════════════
   TECHFEST 2026 — BEYOND THE HORIZON
   Design System & Global Styles
   ═══════════════════════════════════════════════════════════════ */

/* ── CSS Custom Properties ── */
:root {
    /* Colors - Cosmic Palette */
    --bg-primary: #050508;
    --bg-secondary: #0a0a12;
    --bg-tertiary: #0f0f1a;
    --bg-card: rgba(15, 15, 30, 0.6);
    --bg-glass: rgba(15, 15, 30, 0.4);

    --cyan: #00f0ff;
    --cyan-dim: #00a8b3;
    --magenta: #ff00aa;
    --magenta-dim: #b30077;
    --gold: #ffd700;
    --purple: #8b5cf6;
    --blue: #3b82f6;
    --green: #10b981;

    --text-primary: #f0f0f5;
    --text-secondary: #a0a0b8;
    --text-muted: #6b6b80;

    --gradient-primary: linear-gradient(135deg, var(--cyan), var(--magenta));
    --gradient-gold: linear-gradient(135deg, var(--gold), #ff8c00);
    --gradient-purple: linear-gradient(135deg, var(--purple), var(--magenta));

    /* Typography */
    --font-display: 'Orbitron', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-accent: 'Space Grotesk', sans-serif;

    /* Spacing */
    --section-padding: 120px 0;
    --container-width: 1280px;
    --gap: 24px;

    /* Effects */
    --glass-blur: 20px;
    --border-glass: 1px solid rgba(255, 255, 255, 0.06);
    --shadow-glow-cyan: 0 0 30px rgba(0, 240, 255, 0.15);
    --shadow-glow-magenta: 0 0 30px rgba(255, 0, 170, 0.15);
    --radius: 16px;
    --radius-sm: 8px;
    --radius-lg: 24px;

    --transition: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-slow: 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

html {
    scroll-behavior: smooth;
    scrollbar-width: thin;
    scrollbar-color: var(--cyan) var(--bg-primary);
}

html::-webkit-scrollbar {
    width: 6px;
}
html::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
html::-webkit-scrollbar-thumb {
    background: var(--cyan);
    border-radius: 3px;
}

body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

/* ── Three.js Canvas ── */
#three-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

/* ── Custom Cursor ── */
.cursor-glow {
    position: fixed;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    pointer-events: none;
    z-index: 1;
    background: radial-gradient(circle, rgba(0, 240, 255, 0.06) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    transition: opacity 0.3s;
    opacity: 0;
}

body:hover .cursor-glow {
    opacity: 1;
}

/* ═══════════ NAVBAR ═══════════ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: all 0.4s ease;
    backdrop-filter: blur(0px);
}

.navbar.scrolled {
    background: rgba(5, 5, 8, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: var(--border-glass);
    padding: 10px 0;
}

.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    z-index: 1001;
}

.logo-img {
    width: 36px;
    height: 36px;
    border-radius: 6px;
    object-fit: cover;
}

.logo-text {
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 3px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 28px;
}

.nav-links a {
    font-family: var(--font-accent);
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--text-secondary);
    position: relative;
    padding: 4px 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

.nav-links a:hover {
    color: var(--text-primary);
}

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

.nav-social {
    display: flex;
    gap: 12px;
    align-items: center;
}

.social-icon-nav {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    transition: var(--transition);
}

.social-icon-nav svg {
    width: 16px;
    height: 16px;
}

.social-icon-nav:hover {
    color: var(--cyan);
    transform: translateY(-2px);
}

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001;
    padding: 8px;
}

.hamburger span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition);
    transform-origin: center;
}

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

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

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

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(5, 5, 8, 0.95);
    backdrop-filter: blur(30px);
    z-index: 999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 40px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
}

.mobile-menu.active {
    opacity: 1;
    pointer-events: all;
}

.mobile-nav-links {
    list-style: none;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.mobile-nav-links a {
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 600;
    letter-spacing: 3px;
    color: var(--text-secondary);
    transition: var(--transition);
}

.mobile-nav-links a:hover {
    color: var(--cyan);
}

.mobile-social {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    justify-content: center;
}

.mobile-social a {
    font-size: 14px;
    color: var(--text-muted);
    border: 1px solid rgba(255,255,255,0.1);
    padding: 8px 16px;
    border-radius: 20px;
    transition: var(--transition);
}

.mobile-social a:hover {
    color: var(--cyan);
    border-color: var(--cyan);
}

/* ═══════════ HERO SECTION ═══════════ */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    overflow: hidden;
}

.hero-content {
    text-align: center;
    z-index: 3;
    padding: 0 24px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    border-radius: 50px;
    border: 1px solid rgba(0, 240, 255, 0.2);
    background: rgba(0, 240, 255, 0.05);
    margin-bottom: 32px;
    position: relative;
    overflow: hidden;
}

.badge-glow {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 240, 255, 0.1), transparent);
    animation: badgeShimmer 3s infinite;
}

@keyframes badgeShimmer {
    0% { left: -100%; }
    100% { left: 200%; }
}

.badge-text {
    font-family: var(--font-accent);
    font-size: 13px;
    letter-spacing: 2px;
    color: var(--cyan);
    text-transform: uppercase;
}

.hero-title {
    font-family: var(--font-display);
    line-height: 0.9;
    margin-bottom: 16px;
}

.title-line {
    display: block;
    font-size: clamp(64px, 14vw, 160px);
    font-weight: 900;
    letter-spacing: 10px;
    background: linear-gradient(180deg, #ffffff 0%, #a0a0b8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.line-2 {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.title-year {
    display: block;
    font-size: clamp(28px, 5vw, 56px);
    font-weight: 400;
    letter-spacing: 20px;
    color: var(--text-muted);
    margin-top: 8px;
}

.hero-tagline {
    font-family: var(--font-accent);
    font-size: clamp(14px, 2vw, 18px);
    color: var(--text-secondary);
    letter-spacing: 4px;
    text-transform: uppercase;
    margin-bottom: 32px;
}

.hero-theme {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 48px;
}

.theme-label {
    font-family: var(--font-accent);
    font-size: 11px;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--text-muted);
    padding: 4px 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

.theme-name {
    font-family: var(--font-display);
    font-size: clamp(16px, 2.5vw, 24px);
    font-weight: 600;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 3px;
}

/* Countdown */
.countdown {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 64px;
}

.countdown-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: var(--bg-glass);
    backdrop-filter: blur(var(--glass-blur));
    border: var(--border-glass);
    border-radius: var(--radius);
    padding: 16px 20px;
    min-width: 80px;
}

.countdown-value {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 700;
    color: var(--cyan);
}

.countdown-label {
    font-size: 10px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-top: 4px;
}

.countdown-separator {
    font-family: var(--font-display);
    font-size: 28px;
    color: var(--text-muted);
    animation: blink 1s infinite;
}

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

/* Scroll Indicator */
.scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    opacity: 0.6;
    animation: floatIndicator 2s ease-in-out infinite;
}

.scroll-indicator span {
    font-size: 11px;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--text-muted);
}

.scroll-arrow svg {
    width: 20px;
    height: 20px;
    color: var(--cyan);
}

@keyframes floatIndicator {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(8px); }
}

/* ═══════════ SECTIONS COMMON ═══════════ */
.section {
    position: relative;
    z-index: 2;
    padding: var(--section-padding);
}

.section-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 32px;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-number {
    font-family: var(--font-display);
    font-size: 12px;
    letter-spacing: 4px;
    color: var(--cyan);
    display: block;
    margin-bottom: 16px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(32px, 5vw, 56px);
    font-weight: 800;
    letter-spacing: 4px;
    text-transform: uppercase;
    margin-bottom: 12px;
}

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

.section-line {
    width: 60px;
    height: 3px;
    background: var(--gradient-primary);
    margin: 16px auto 20px;
    border-radius: 2px;
}

.section-subtitle {
    font-size: 16px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* ═══════════ ABOUT SECTION ═══════════ */
.about-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 64px;
    align-items: center;
}

.about-lead {
    font-size: 20px;
    line-height: 1.8;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.about-lead .highlight {
    color: var(--cyan);
    font-weight: 700;
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 16px;
    font-size: 15px;
}

.about-highlights {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 28px;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: var(--bg-glass);
    border: var(--border-glass);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    transition: var(--transition);
}

.highlight-item:hover {
    border-color: rgba(0, 240, 255, 0.2);
    transform: translateX(4px);
}

.highlight-icon {
    font-size: 20px;
}

.image-frame {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: var(--border-glass);
}

.image-frame img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.6s ease;
}

.image-frame:hover img {
    transform: scale(1.03);
}

.image-glow {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(0, 240, 255, 0.1), transparent 50%, rgba(255, 0, 170, 0.1));
    pointer-events: none;
}

/* ═══════════ STATS SECTION ═══════════ */
.stats-section {
    padding: 80px 0;
    position: relative;
}

.stats-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(0, 240, 255, 0.3), transparent);
}

.stats-section::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(0, 240, 255, 0.3), transparent);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.stat-card {
    text-align: center;
    padding: 40px 24px;
    background: var(--bg-glass);
    backdrop-filter: blur(var(--glass-blur));
    border: var(--border-glass);
    border-radius: var(--radius);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.3s;
}

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

.stat-card:hover {
    transform: translateY(-4px);
    border-color: rgba(0, 240, 255, 0.15);
}

.stat-number {
    font-family: var(--font-display);
    font-size: 48px;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-suffix {
    font-family: var(--font-display);
    font-size: 32px;
    color: var(--cyan);
}

.stat-label {
    display: block;
    margin-top: 8px;
    font-size: 13px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-muted);
}

/* ═══════════ COMPETITIONS SECTION ═══════════ */
.competitions-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.comp-card {
    background: var(--bg-glass);
    backdrop-filter: blur(var(--glass-blur));
    border: var(--border-glass);
    border-radius: var(--radius);
    padding: 32px 24px;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.comp-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 240, 255, 0.03), rgba(255, 0, 170, 0.03));
    opacity: 0;
    transition: opacity 0.4s;
}

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

.comp-card:hover {
    transform: translateY(-8px) scale(1.02);
    border-color: rgba(0, 240, 255, 0.2);
    box-shadow: var(--shadow-glow-cyan);
}

.comp-icon {
    font-size: 36px;
    margin-bottom: 16px;
}

.comp-card h3 {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 10px;
    color: var(--text-primary);
}

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

.comp-tag {
    font-size: 10px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--cyan);
    padding: 4px 10px;
    border: 1px solid rgba(0, 240, 255, 0.2);
    border-radius: 20px;
}

/* ═══════════ ZONALS SECTION ═══════════ */
.zonals-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.map-visual {
    position: relative;
    width: 100%;
    aspect-ratio: 1;
    background: radial-gradient(circle at center, rgba(0, 240, 255, 0.03) 0%, transparent 70%);
    border: var(--border-glass);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.map-visual::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 50% 50%, rgba(0,240,255,0.08) 1px, transparent 1px);
    background-size: 30px 30px;
    opacity: 0.5;
}

.map-dot {
    position: absolute;
    left: var(--x);
    top: var(--y);
    transform: translate(-50%, -50%);
    cursor: pointer;
    z-index: 2;
}

.dot-pulse {
    display: block;
    width: 12px;
    height: 12px;
    background: var(--cyan);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--cyan), 0 0 20px rgba(0, 240, 255, 0.3);
    animation: dotPulse 2s ease-in-out infinite;
    position: relative;
}

.dot-pulse::before {
    content: '';
    position: absolute;
    inset: -6px;
    border: 1px solid rgba(0, 240, 255, 0.3);
    border-radius: 50%;
    animation: dotRing 2s ease-in-out infinite;
}

@keyframes dotPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.3); }
}

@keyframes dotRing {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(2); opacity: 0; }
}

.dot-label {
    position: absolute;
    top: -28px;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--font-accent);
    font-size: 11px;
    letter-spacing: 1px;
    color: var(--text-secondary);
    white-space: nowrap;
    opacity: 0;
    transition: opacity 0.3s;
}

.map-dot:hover .dot-label {
    opacity: 1;
}

.zonals-info {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.zonal-feature {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 20px;
    background: var(--bg-glass);
    border: var(--border-glass);
    border-radius: var(--radius);
    transition: var(--transition);
}

.zonal-feature:hover {
    border-color: rgba(0, 240, 255, 0.15);
    transform: translateX(4px);
}

.zonal-icon {
    font-size: 28px;
    flex-shrink: 0;
}

.zonal-feature h4 {
    font-family: var(--font-display);
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 6px;
    color: var(--text-primary);
}

.zonal-feature p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ═══════════ TECHNOHOLIX SECTION ═══════════ */
.technoholix-gallery {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-auto-rows: 250px;
    gap: 16px;
}

.techno-card {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    cursor: pointer;
}

.techno-card.large {
    grid-column: span 2;
    grid-row: span 2;
}

.techno-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.techno-card:hover img {
    transform: scale(1.08);
}

.techno-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(5, 5, 8, 0.9) 0%, transparent 50%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 24px;
    opacity: 0;
    transition: opacity 0.4s;
}

.techno-card:hover .techno-overlay {
    opacity: 1;
}

.techno-overlay h4 {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 6px;
    color: var(--cyan);
}

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

/* ═══════════ EXHIBITIONS SECTION ═══════════ */
.exhibitions-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.exhibit-card {
    background: var(--bg-glass);
    backdrop-filter: blur(var(--glass-blur));
    border: var(--border-glass);
    border-radius: var(--radius);
    padding: 40px 32px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.exhibit-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 0;
    background: var(--gradient-primary);
    transition: height 0.4s ease;
}

.exhibit-card:hover::before {
    height: 100%;
}

.exhibit-card:hover {
    transform: translateY(-4px);
    border-color: rgba(0, 240, 255, 0.15);
}

.exhibit-number {
    font-family: var(--font-display);
    font-size: 40px;
    font-weight: 900;
    color: rgba(0, 240, 255, 0.08);
    margin-bottom: 16px;
}

.exhibit-card h3 {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.exhibit-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 16px;
}

.exhibit-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.exhibit-tags span {
    font-size: 10px;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--cyan-dim);
    padding: 4px 10px;
    border: 1px solid rgba(0, 240, 255, 0.15);
    border-radius: 20px;
}

/* ═══════════ LECTURES SECTION ═══════════ */
.lectures-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.lecture-card {
    background: var(--bg-glass);
    backdrop-filter: blur(var(--glass-blur));
    border: var(--border-glass);
    border-radius: var(--radius);
    padding: 32px;
    transition: var(--transition);
    position: relative;
}

.lecture-card:hover {
    transform: translateY(-4px);
    border-color: rgba(139, 92, 246, 0.2);
    box-shadow: 0 0 30px rgba(139, 92, 246, 0.1);
}

.lecture-type {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 10px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--purple);
    padding: 4px 12px;
    border: 1px solid rgba(139, 92, 246, 0.3);
    border-radius: 20px;
    margin-bottom: 16px;
}

.lecture-card h3 {
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.lecture-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 16px;
}

.lecture-meta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

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

/* ═══════════ WORKSHOPS SECTION ═══════════ */
.workshops-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.workshop-item {
    background: var(--bg-glass);
    backdrop-filter: blur(var(--glass-blur));
    border: var(--border-glass);
    border-radius: var(--radius);
    padding: 28px 20px;
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.workshop-item::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(0, 240, 255, 0.05), transparent);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: all 0.5s ease;
}

.workshop-item:hover::before {
    width: 200%;
    height: 200%;
}

.workshop-item:hover {
    transform: translateY(-6px);
    border-color: rgba(0, 240, 255, 0.2);
    box-shadow: var(--shadow-glow-cyan);
}

.workshop-icon {
    font-size: 32px;
    margin-bottom: 14px;
}

.workshop-item h4 {
    font-family: var(--font-display);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.workshop-item p {
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.5;
}

/* ═══════════ GALLERY SECTION ═══════════ */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 12px;
}

.gallery-item {
    border-radius: var(--radius-sm);
    overflow: hidden;
    cursor: pointer;
    position: relative;
    aspect-ratio: 16/10;
    transition: var(--transition);
}

.gallery-item::after {
    content: '⤢';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    font-size: 28px;
    color: white;
    z-index: 2;
    transition: transform 0.3s ease;
}

.gallery-item:hover::after {
    transform: translate(-50%, -50%) scale(1);
}

.gallery-item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    opacity: 0;
    transition: opacity 0.3s;
    z-index: 1;
}

.gallery-item:hover::before {
    opacity: 1;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery-item:hover {
    transform: scale(1.03);
    z-index: 2;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

/* Lightbox */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.95);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.lightbox.active {
    opacity: 1;
    pointer-events: all;
}

.lightbox-img {
    max-width: 90%;
    max-height: 85vh;
    object-fit: contain;
    border-radius: var(--radius);
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: white;
    cursor: pointer;
    font-size: 24px;
    border-radius: 50%;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.lightbox-close {
    top: 24px;
    right: 24px;
}

.lightbox-prev {
    left: 24px;
    top: 50%;
    transform: translateY(-50%);
}

.lightbox-next {
    right: 24px;
    top: 50%;
    transform: translateY(-50%);
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
    background: rgba(0, 240, 255, 0.2);
    border-color: var(--cyan);
}

/* ═══════════ SOCIAL INITIATIVES ═══════════ */
.social-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.social-card {
    background: var(--bg-glass);
    backdrop-filter: blur(var(--glass-blur));
    border: var(--border-glass);
    border-radius: var(--radius);
    padding: 32px 24px;
    text-align: center;
    transition: var(--transition);
}

.social-card:hover {
    transform: translateY(-6px);
    border-color: rgba(16, 185, 129, 0.2);
    box-shadow: 0 0 30px rgba(16, 185, 129, 0.1);
}

.social-card-icon {
    font-size: 36px;
    margin-bottom: 16px;
}

.social-card h4 {
    font-family: var(--font-display);
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 10px;
    color: var(--green);
}

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

/* ═══════════ FOOTER ═══════════ */
.footer {
    position: relative;
    z-index: 2;
    padding: 80px 0 32px;
    background: linear-gradient(to bottom, var(--bg-primary), #030305);
}

.footer-glow {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--cyan), transparent);
}

.footer-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 32px;
}

.footer-main {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: 64px;
    margin-bottom: 48px;
}

.footer-logo {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    object-fit: cover;
    margin-bottom: 16px;
}

.footer-brand h3 {
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 800;
    letter-spacing: 3px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}

.footer-tagline {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.footer-edition {
    font-size: 12px;
    color: var(--text-muted);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.footer-col h4 {
    font-family: var(--font-display);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.footer-col a {
    display: block;
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 10px;
    transition: var(--transition);
}

.footer-col a:hover {
    color: var(--cyan);
    transform: translateX(4px);
}

.footer-address {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.6;
    margin-top: 4px;
}

.footer-social {
    display: flex;
    justify-content: center;
    gap: 16px;
    padding: 32px 0;
    border-top: var(--border-glass);
    border-bottom: var(--border-glass);
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.footer-social a {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-secondary);
    padding: 10px 20px;
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 50px;
    transition: var(--transition);
}

.footer-social a svg {
    width: 16px;
    height: 16px;
}

.footer-social a:hover {
    color: var(--cyan);
    border-color: rgba(0, 240, 255, 0.3);
    background: rgba(0, 240, 255, 0.05);
    transform: translateY(-2px);
}

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

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

/* ═══════════ RESPONSIVE ═══════════ */
@media (max-width: 1024px) {
    .nav-links { display: none; }
    .nav-social { display: none; }
    .hamburger { display: flex; }

    .competitions-grid { grid-template-columns: repeat(2, 1fr); }
    .workshops-grid { grid-template-columns: repeat(2, 1fr); }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .exhibitions-grid { grid-template-columns: 1fr; }
    .lectures-grid { grid-template-columns: 1fr; }
    .social-grid { grid-template-columns: repeat(2, 1fr); }
    .technoholix-gallery { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 200px; }
    .gallery-grid { grid-template-columns: repeat(3, 1fr); }
    .about-grid { grid-template-columns: 1fr; gap: 40px; }
    .zonals-content { grid-template-columns: 1fr; gap: 32px; }
    .footer-main { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 80px 0;
    }

    .section-container { padding: 0 20px; }
    .nav-container { padding: 0 20px; }

    .competitions-grid { grid-template-columns: 1fr; }
    .workshops-grid { grid-template-columns: repeat(2, 1fr); }
    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
    .social-grid { grid-template-columns: 1fr; }
    .technoholix-gallery {
        grid-template-columns: 1fr;
        grid-auto-rows: 200px;
    }
    .techno-card.large { grid-column: span 1; grid-row: span 1; }
    .gallery-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-links { grid-template-columns: 1fr; gap: 24px; }
    .footer-bottom { flex-direction: column; gap: 8px; }
    .footer-social { gap: 8px; }
    .footer-social a span { display: none; }

    .countdown { gap: 8px; }
    .countdown-item { padding: 12px 14px; min-width: 60px; }
    .countdown-value { font-size: 22px; }

    .stat-card { padding: 24px 16px; }
    .stat-number { font-size: 36px; }

    .hero-theme { flex-direction: column; gap: 8px; }
}

@media (max-width: 480px) {
    .workshops-grid { grid-template-columns: 1fr; }
    .gallery-grid { grid-template-columns: 1fr; }

    .title-year { letter-spacing: 10px; }
    .hero-tagline { letter-spacing: 2px; }

    .countdown-item { padding: 10px 10px; min-width: 50px; }
    .countdown-value { font-size: 18px; }
    .countdown-separator { font-size: 20px; }
}

/* ═══════════ ANIMATION CLASSES (for GSAP) ═══════════ */
.reveal {
    opacity: 0;
    transform: translateY(40px);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
}

.reveal-right {
    opacity: 0;
    transform: translateX(40px);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.9);
}