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

/* ============================================
   DESIGN TOKENS
   ============================================ */
:root {
  --bg-primary: #0a0f1d;
  --bg-secondary: #0f162a;
  --bg-tertiary: #17223b;
  --bg-card: rgba(15, 22, 42, 0.6);
  --accent-cyan: #00f2fe;
  --accent-blue: #38bdf8;
  --accent-purple: #a855f7;
  --accent-pink: #f43f5e;
  --accent-gold: #f59e0b;
  --accent-silver: #94a3b8;
  --accent-bronze: #cd7f32;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dark: #64748b;

  --gradient-main: linear-gradient(135deg, #00f2fe 0%, #3b82f6 100%);
  --gradient-purple: linear-gradient(135deg, #8b5cf6 0%, #ec4899 100%);
  --gradient-gold: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%);
  --gradient-dark: linear-gradient(180deg, #0f162a 0%, #0a0f1d 100%);
  --gradient-card: linear-gradient(145deg, rgba(30, 41, 59, 0.4) 0%, rgba(15, 22, 42, 0.7) 100%);

  --glass-bg: rgba(15, 22, 42, 0.75);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-glow: rgba(0, 242, 254, 0.15);

  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-title: 'Outfit', sans-serif;

  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 50px;
}

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

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

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

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

li {
  list-style: none;
}

input, textarea, select, button {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: none;
  border: none;
  outline: none;
}

button {
  cursor: pointer;
}

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

section, footer {
  overflow-x: hidden;
}

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--bg-tertiary); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-blue); }

/* ============================================
   UTILITIES
   ============================================ */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

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

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

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

.glow-btn {
  background: var(--gradient-main);
  color: #0b0f19;
  font-weight: 600;
  padding: 0.85rem 2rem;
  border-radius: var(--radius-xl);
  box-shadow: 0 0 20px rgba(0, 242, 254, 0.3);
  transition: var(--transition-normal);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1rem;
}

.glow-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 0 30px rgba(0, 242, 254, 0.6);
}

.glow-btn-purple {
  background: var(--gradient-purple);
  color: #ffffff;
  font-weight: 600;
  padding: 0.85rem 2rem;
  border-radius: var(--radius-xl);
  box-shadow: 0 0 20px rgba(139, 92, 246, 0.3);
  transition: var(--transition-normal);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1rem;
}

.glow-btn-purple:hover {
  transform: translateY(-3px);
  box-shadow: 0 0 30px rgba(139, 92, 246, 0.6);
}

.secondary-btn {
  border: 1px solid var(--glass-border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-main);
  font-weight: 500;
  padding: 0.85rem 2rem;
  border-radius: var(--radius-xl);
  transition: var(--transition-normal);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.secondary-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--accent-blue);
  transform: translateY(-2px);
}

.badge {
  display: inline-block;
  padding: 0.3rem 0.85rem;
  border-radius: 30px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: rgba(0, 242, 254, 0.1);
  color: var(--accent-cyan);
  border: 1px solid rgba(0, 242, 254, 0.2);
}

.badge-purple {
  background: rgba(139, 92, 246, 0.1);
  color: var(--accent-purple);
  border: 1px solid rgba(139, 92, 246, 0.2);
}

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

.section-header {
  text-align: center;
  margin-bottom: 4rem;
  position: relative;
}

.section-header h2 {
  font-family: var(--font-title);
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.section-header p {
  color: var(--text-muted);
  max-width: 620px;
  margin: 0 auto;
  font-size: 1.1rem;
}

/* ============================================
   AMBIENT GLOWS
   ============================================ */
.ambient-glow-wrapper {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}

.ambient-glow-1 {
  position: absolute;
  top: 5%;
  left: -15%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 242, 254, 0.06) 0%, rgba(0, 0, 0, 0) 70%);
}

.ambient-glow-2 {
  position: absolute;
  top: 45%;
  right: -15%;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.06) 0%, rgba(0, 0, 0, 0) 70%);
}

.ambient-glow-3 {
  position: absolute;
  bottom: 5%;
  left: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.04) 0%, rgba(0, 0, 0, 0) 70%);
}

/* ============================================
   HEADER
   ============================================ */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(10, 15, 29, 0.6);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border-bottom: 1px solid var(--glass-border);
  transition: var(--transition-normal);
}

header.scrolled {
  background: var(--glass-bg);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-title);
  color: var(--text-main);
}

.logo-img {
  height: 44px;
  width: 44px;
  object-fit: cover;
  border-radius: 50%;
  border: 1.5px solid var(--accent-cyan);
  box-shadow: 0 0 10px rgba(0, 242, 254, 0.3);
  transition: var(--transition-normal);
}

.logo:hover .logo-img {
  transform: scale(1.05) rotate(5deg);
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.5);
}

.logo-text-wrapper {
  display: flex;
  flex-direction: column;
  justify-content: center;
  line-height: 1.15;
}

.logo-title {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--text-main);
}

.logo-subtitle {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.01em;
  margin-top: 1px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.nav-link {
  font-weight: 500;
  color: var(--text-muted);
  transition: var(--transition-fast);
  position: relative;
  padding: 0.5rem 0;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-main);
}

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

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

.hamburger {
  display: none;
  cursor: pointer;
  flex-direction: column;
  gap: 6px;
}

.hamburger span {
  display: block;
  width: 25px;
  height: 2px;
  background: var(--text-main);
  transition: var(--transition-normal);
}

/* ============================================
   HERO
   ============================================ */
.hero {
  position: relative;
  padding: 12rem 0 6rem 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  z-index: 1;
}

.hero-inner {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.hero-inner .badge {
  margin-bottom: 1.5rem;
}

.hero-inner h1 {
  font-family: var(--font-title);
  font-size: 3.8rem;
  font-weight: 800;
  line-height: 1.12;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.hero-inner p {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 2.5rem auto;
}

.hero-cta {
  display: flex;
  gap: 1.2rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 4rem;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  max-width: 550px;
  margin: 0 auto;
  border-top: 1px solid var(--glass-border);
  padding-top: 2.5rem;
}

.stat-item {
  text-align: center;
}

.stat-item h3 {
  font-family: var(--font-title);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-cyan);
  margin-bottom: 0.25rem;
}

.stat-item p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: 0;
}

/* ============================================
   PROBLEM STATEMENT
   ============================================ */
.problem-statement {
  position: relative;
  padding: 7rem 0;
  z-index: 1;
  border-top: 1px solid var(--glass-border);
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}

.problem-card {
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  text-align: center;
  transition: var(--transition-slow);
  position: relative;
  overflow: hidden;
}

.problem-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--gradient-purple);
  opacity: 0;
  transition: var(--transition-slow);
}

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

.problem-card:hover {
  transform: translateY(-8px);
  border-color: rgba(168, 85, 247, 0.3);
  box-shadow: 0 20px 40px rgba(168, 85, 247, 0.05);
}

.problem-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem auto;
  background: rgba(244, 63, 94, 0.08);
  border: 1px solid rgba(244, 63, 94, 0.15);
  color: var(--accent-pink);
  transition: var(--transition-normal);
}

.problem-card:hover .problem-icon {
  background: var(--gradient-purple);
  border-color: transparent;
  color: #fff;
  transform: scale(1.1);
}

.problem-card h3 {
  font-family: var(--font-title);
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.problem-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ============================================
   HOW IT WORKS
   ============================================ */
.how-it-works {
  position: relative;
  padding: 7rem 0;
  z-index: 1;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  position: relative;
}

/* Connecting line */
.steps-grid::before {
  content: '';
  position: absolute;
  top: 48px;
  left: 12%;
  width: 76%;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-purple), var(--accent-gold));
  opacity: 0.3;
  z-index: 0;
}

.step-card {
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem 1.5rem;
  text-align: center;
  transition: var(--transition-slow);
  position: relative;
  z-index: 1;
}

.step-card:hover {
  transform: translateY(-8px);
  border-color: rgba(0, 242, 254, 0.3);
  box-shadow: 0 20px 40px rgba(0, 242, 254, 0.05);
}

.step-number {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--gradient-main);
  color: #0b0f19;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1.3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem auto;
  box-shadow: 0 0 20px rgba(0, 242, 254, 0.3);
  transition: var(--transition-normal);
}

.step-card:hover .step-number {
  transform: scale(1.1);
  box-shadow: 0 0 30px rgba(0, 242, 254, 0.5);
}

.step-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 1rem auto;
  color: var(--accent-cyan);
  opacity: 0.7;
}

.step-card h3 {
  font-family: var(--font-title);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.step-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ============================================
   COMPETITION CATEGORIES
   ============================================ */
.categories {
  position: relative;
  padding: 7rem 0;
  z-index: 1;
  border-top: 1px solid var(--glass-border);
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}

.category-card {
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  transition: var(--transition-slow);
  position: relative;
  overflow: hidden;
}

.category-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--gradient-main);
  opacity: 0;
  transition: var(--transition-slow);
}

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

.category-card:hover {
  transform: translateY(-8px);
  border-color: rgba(0, 242, 254, 0.3);
  box-shadow: 0 20px 40px rgba(0, 242, 254, 0.05);
}

.category-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--glass-border);
  transition: var(--transition-normal);
  color: var(--text-muted);
}

.category-card:hover .category-icon {
  background: var(--gradient-main);
  border-color: transparent;
  color: #0b0f19;
  transform: scale(1.1) rotate(5deg);
}

.category-card h3 {
  font-family: var(--font-title);
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.category-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.category-topics {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.topic-tag {
  font-size: 0.75rem;
  padding: 0.3rem 0.7rem;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--glass-border);
  color: var(--text-muted);
}

/* ============================================
   JUDGING PANEL
   ============================================ */
.judging {
  position: relative;
  padding: 7rem 0;
  z-index: 1;
  border-top: 1px solid var(--glass-border);
}

.judging-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.judging-text h2 {
  font-family: var(--font-title);
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.judging-text > p {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-bottom: 2.5rem;
}

.criteria-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.criteria-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.criteria-icon {
  width: 44px;
  height: 44px;
  min-width: 44px;
  border-radius: 12px;
  background: rgba(0, 242, 254, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
}

.criteria-info h4 {
  font-family: var(--font-title);
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
}

.criteria-info p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

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

.judging-card-stack {
  position: relative;
  width: 100%;
  max-width: 400px;
}

.judge-card {
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  backdrop-filter: blur(10px);
  position: relative;
}

.judge-card + .judge-card {
  margin-top: 1.5rem;
}

.judge-card-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.judge-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
  color: #fff;
}

.judge-avatar.av-1 { background: var(--gradient-main); color: #0b0f19; }
.judge-avatar.av-2 { background: var(--gradient-purple); }
.judge-avatar.av-3 { background: var(--gradient-gold); color: #0b0f19; }

.judge-meta h4 {
  font-family: var(--font-title);
  font-weight: 600;
  font-size: 1rem;
}

.judge-meta p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.judge-card > p {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-style: italic;
}

/* ============================================
   PRIZES SECTION
   ============================================ */
.prizes {
  position: relative;
  padding: 7rem 0;
  z-index: 1;
  border-top: 1px solid var(--glass-border);
}

.prizes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
  align-items: end;
}

.prize-card {
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  text-align: center;
  transition: var(--transition-slow);
  position: relative;
  overflow: hidden;
}

.prize-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  opacity: 0;
  transition: var(--transition-slow);
}

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

.prize-card.gold {
  transform: scale(1.05);
  border-color: rgba(245, 158, 11, 0.3);
  box-shadow: 0 20px 60px rgba(245, 158, 11, 0.08);
}

.prize-card.gold::before {
  background: var(--gradient-gold);
  opacity: 1;
}

.prize-card.silver {
  border-color: rgba(148, 163, 184, 0.2);
}

.prize-card.silver::before {
  background: linear-gradient(135deg, #94a3b8, #e2e8f0);
}

.prize-card.bronze {
  border-color: rgba(205, 127, 50, 0.2);
}

.prize-card.bronze::before {
  background: linear-gradient(135deg, #cd7f32, #daa06d);
}

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

.prize-card.gold:hover {
  transform: scale(1.05) translateY(-8px);
  box-shadow: 0 25px 60px rgba(245, 158, 11, 0.12);
}

.prize-emoji {
  font-size: 3.5rem;
  margin-bottom: 1rem;
  display: block;
}

.prize-place {
  font-family: var(--font-title);
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
}

.gold .prize-place { color: var(--accent-gold); }
.silver .prize-place { color: var(--accent-silver); }
.bronze .prize-place { color: var(--accent-bronze); }

.prize-amount {
  font-family: var(--font-title);
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

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

.prize-description {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.prize-perks {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  text-align: left;
}

.prize-perk {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.prize-perk i,
.prize-perk svg {
  color: var(--accent-cyan);
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

/* ============================================
   CTA / REGISTER
   ============================================ */
.cta-section {
  position: relative;
  padding: 7rem 0;
  z-index: 1;
  border-top: 1px solid var(--glass-border);
}

.cta-inner {
  text-align: center;
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 4rem 3rem;
  position: relative;
  overflow: hidden;
}

.cta-inner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--gradient-main);
}

.cta-inner h2 {
  font-family: var(--font-title);
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.cta-inner > p {
  color: var(--text-muted);
  max-width: 550px;
  margin: 0 auto 2.5rem auto;
  font-size: 1.1rem;
}

.cta-buttons {
  display: flex;
  gap: 1.2rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================
   VISION & IMPACT
   ============================================ */
.vision-section {
  position: relative;
  padding: 7rem 0;
  z-index: 1;
  border-top: 1px solid var(--glass-border);
}

.vision-highlights {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3rem;
  text-align: left;
}

.vision-item {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 2rem 1.5rem;
  transition: var(--transition-slow);
}

.vision-item:hover {
  border-color: rgba(0, 242, 254, 0.25);
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.vision-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  background: rgba(0, 242, 254, 0.1);
  color: var(--accent-cyan);
  transition: var(--transition-normal);
}

.vision-item:hover .vision-icon {
  background: var(--gradient-main);
  color: #0b0f19;
  transform: scale(1.1);
}

.vision-item h4 {
  font-family: var(--font-title);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-main);
}

.vision-item p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ============================================
   FOOTER
   ============================================ */
footer {
  background: #060912;
  border-top: 1px solid var(--glass-border);
  padding: 5rem 0 2rem 0;
  position: relative;
  z-index: 1;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer-brand p {
  color: var(--text-muted);
  margin-top: 1.2rem;
  font-size: 0.95rem;
}

.footer-col h4 {
  font-family: var(--font-title);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.footer-links li {
  margin-bottom: 0.8rem;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

.footer-links a:hover {
  color: var(--accent-cyan);
  padding-left: 5px;
}

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-contact-item i,
.footer-contact-item svg {
  color: var(--accent-cyan);
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  flex-wrap: wrap;
  gap: 1.5rem;
}

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

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

.social-link {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: var(--transition-normal);
}

.social-link i,
.social-link svg {
  width: 18px;
  height: 18px;
}

.social-link:hover {
  background: var(--gradient-main);
  color: #0b0f19;
  border-color: transparent;
  transform: translateY(-3px);
}

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

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

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 20px rgba(0, 242, 254, 0.3); }
  50% { box-shadow: 0 0 40px rgba(0, 242, 254, 0.5); }
}

/* ============================================
   RESPONSIVE — 1024px
   ============================================ */
@media (max-width: 1024px) {
  .hero-inner h1 {
    font-size: 3.2rem;
  }
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .steps-grid::before {
    display: none;
  }
  .judging-content {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* ============================================
   RESPONSIVE — 768px
   ============================================ */
@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }
  .nav-menu {
    position: fixed;
    top: 80px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 80px);
    background: var(--bg-primary);
    flex-direction: column;
    padding: 3rem 0;
    gap: 2rem;
    transition: var(--transition-slow);
    z-index: 999;
    border-top: 1px solid var(--glass-border);
    overflow-y: auto;
    visibility: hidden;
  }
  .nav-menu.active {
    left: 0;
    visibility: visible;
  }
  .nav-menu .glow-btn {
    margin-top: 1rem;
  }
  .hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
  }
  .hamburger.active span:nth-child(2) {
    opacity: 0;
  }
  .hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }
  .hero-inner h1 {
    font-size: 2.5rem;
  }
  .hero-inner p {
    font-size: 1.05rem;
  }
  .hero-stats {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  .steps-grid {
    grid-template-columns: 1fr;
  }
  .categories-grid {
    grid-template-columns: 1fr;
  }
  .prizes-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  .prize-card.gold {
    transform: none;
    order: -1;
  }
  .prize-card.gold:hover {
    transform: translateY(-8px);
  }
  .section-header h2 {
    font-size: 2rem;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .cta-inner {
    padding: 3rem 1.5rem;
  }
  .cta-inner h2 {
    font-size: 2rem;
  }
  .judging-text h2 {
    font-size: 2rem;
  }
  .problem-grid {
    grid-template-columns: 1fr;
  }
  .vision-highlights {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   RESPONSIVE — 480px
   ============================================ */
@media (max-width: 480px) {
  .hero-inner h1 {
    font-size: 2rem;
  }
  .logo-title {
    font-size: 1.15rem;
  }
  .logo-subtitle {
    font-size: 0.6rem;
  }
  .logo-img {
    height: 36px;
    width: 36px;
  }
  .glow-btn, .glow-btn-purple, .secondary-btn {
    padding: 0.75rem 1.5rem;
    font-size: 0.9rem;
  }
  .step-card {
    padding: 2rem 1.25rem;
  }
  .prize-emoji {
    font-size: 2.5rem;
  }
  .prize-amount {
    font-size: 1.8rem;
  }
}