/* ===== CSS Variables & Reset ===== */
:root {
  --bg-primary: #0a0a1a;
  --bg-secondary: #111128;
  --bg-card: rgba(255,255,255,0.04);
  --text-primary: #f0f0ff;
  --text-secondary: #a0a0c0;
  --accent-1: #7c3aed;
  --accent-2: #06b6d4;
  --accent-3: #f59e0b;
  --accent-4: #ec4899;
  --gradient-1: linear-gradient(135deg, #7c3aed, #06b6d4);
  --gradient-2: linear-gradient(135deg, #ec4899, #f59e0b);
  --gradient-3: linear-gradient(135deg, #06b6d4, #10b981);
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 8px 32px rgba(0,0,0,0.3);
}

*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }

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

body {
  font-family: 'Outfit', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
  line-height: 1.7;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

.gradient-text {
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== Particles ===== */
.particles {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
}
.particle {
  position: absolute; border-radius: 50%; opacity: 0.3;
  animation: floatParticle 15s infinite ease-in-out;
}
@keyframes floatParticle {
  0%, 100% { transform: translateY(0) translateX(0); }
  25% { transform: translateY(-30px) translateX(20px); }
  50% { transform: translateY(-60px) translateX(-10px); }
  75% { transform: translateY(-20px) translateX(30px); }
}

/* ===== Navbar ===== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 16px 0;
  background: rgba(10,10,26,0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  transition: all 0.3s;
}
.navbar.scrolled { padding: 10px 0; background: rgba(10,10,26,0.95); }
.nav-container {
  max-width: 1200px; margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.3rem; }
.logo-icon { font-size: 1.5rem; }
.nav-links { display: flex; gap: 8px; }
.nav-link {
  padding: 8px 16px; border-radius: 8px; font-size: 0.9rem; font-weight: 500;
  color: var(--text-secondary); transition: all 0.3s;
}
.nav-link:hover, .nav-link.active { color: var(--text-primary); background: rgba(124,58,237,0.15); }
.nav-toggle {
  display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 5px;
}
.nav-toggle span { width: 24px; height: 2px; background: var(--text-primary); border-radius: 2px; transition: 0.3s; }

/* ===== Hero ===== */
.hero {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  position: relative; padding: 120px 24px 80px; text-align: center; overflow: hidden;
}
.hero-bg-shapes { position: absolute; inset: 0; z-index: 0; }
.shape {
  position: absolute; border-radius: 50%; filter: blur(100px); opacity: 0.15;
  animation: pulse 8s infinite ease-in-out;
}
.shape-1 { width: 500px; height: 500px; background: var(--accent-1); top: -100px; left: -100px; }
.shape-2 { width: 400px; height: 400px; background: var(--accent-2); top: 50%; right: -100px; animation-delay: 2s; }
.shape-3 { width: 350px; height: 350px; background: var(--accent-4); bottom: -50px; left: 30%; animation-delay: 4s; }
.shape-4 { width: 300px; height: 300px; background: var(--accent-3); top: 20%; left: 60%; animation-delay: 6s; }
@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 0.15; }
  50% { transform: scale(1.2); opacity: 0.25; }
}
.hero-content { position: relative; z-index: 1; max-width: 800px; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 20px; border-radius: 50px;
  background: rgba(124,58,237,0.15); border: 1px solid rgba(124,58,237,0.3);
  font-size: 0.85rem; color: var(--accent-2); margin-bottom: 24px;
  animation: fadeInDown 0.8s ease;
}
.badge-dot {
  width: 8px; height: 8px; border-radius: 50%; background: #10b981;
  animation: blink 1.5s infinite;
}
@keyframes blink { 0%,100%{ opacity:1; } 50%{ opacity:0.3; } }
@keyframes fadeInDown { from{ opacity:0; transform:translateY(-20px); } to{ opacity:1; transform:translateY(0); } }

.hero-title { font-family: 'Space Grotesk', sans-serif; font-size: clamp(2.5rem, 7vw, 5rem); font-weight: 800; line-height: 1.1; margin-bottom: 16px; }
.title-line { display: block; }
.hero-subtitle { font-size: clamp(1.1rem, 2.5vw, 1.5rem); color: var(--accent-3); font-weight: 600; margin-bottom: 16px; }
.hero-description { font-size: 1.05rem; color: var(--text-secondary); max-width: 600px; margin: 0 auto 40px; }

.hero-stats { display: flex; justify-content: center; gap: 32px; margin-bottom: 40px; }
.stat-card {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  padding: 16px 28px; border-radius: var(--radius); background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.06);
}
.stat-number { font-size: 2rem; font-weight: 800; background: var(--gradient-1); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.stat-label { font-size: 0.8rem; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 1px; }

.hero-cta { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }
.btn {
  padding: 14px 32px; border-radius: 12px; font-weight: 600; font-size: 1rem;
  display: inline-flex; align-items: center; gap: 8px; transition: all 0.3s; cursor: pointer; border: none;
}
.btn-primary { background: var(--gradient-1); color: #fff; box-shadow: 0 4px 20px rgba(124,58,237,0.4); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(124,58,237,0.5); }
.btn-secondary {
  background: transparent; color: var(--text-primary);
  border: 1px solid rgba(255,255,255,0.15);
}
.btn-secondary:hover { background: rgba(255,255,255,0.05); border-color: rgba(255,255,255,0.3); }

.scroll-indicator {
  position: absolute; bottom: 30px; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  animation: fadeInUp 1s ease 1s both;
}
@keyframes fadeInUp { from{ opacity:0; transform:translate(-50%,20px); } to{ opacity:1; transform:translate(-50%,0); } }
.mouse {
  width: 26px; height: 40px; border: 2px solid rgba(255,255,255,0.3); border-radius: 13px;
  display: flex; justify-content: center; padding-top: 8px;
}
.wheel {
  width: 4px; height: 8px; background: var(--accent-2); border-radius: 2px;
  animation: scroll 2s infinite;
}
@keyframes scroll { 0%{ opacity:1; transform:translateY(0); } 100%{ opacity:0; transform:translateY(12px); } }
.scroll-indicator span { font-size: 0.75rem; color: var(--text-secondary); }

/* ===== Section Headers ===== */
.section-header { text-align: center; margin-bottom: 60px; }
.section-tag {
  display: inline-block; padding: 6px 18px; border-radius: 50px;
  background: rgba(124,58,237,0.1); border: 1px solid rgba(124,58,237,0.2);
  font-size: 0.85rem; color: var(--accent-2); margin-bottom: 16px;
}
.section-title { font-family: 'Space Grotesk', sans-serif; font-size: clamp(1.8rem, 4vw, 3rem); font-weight: 800; margin-bottom: 12px; }
.section-desc { color: var(--text-secondary); font-size: 1.05rem; }

/* ===== Events Overview ===== */
.events-overview { padding: 100px 0; position: relative; z-index: 1; }
.events-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.event-card {
  position: relative; border-radius: var(--radius); overflow: hidden;
  background: var(--bg-card); border: 1px solid rgba(255,255,255,0.06);
  transition: all 0.4s; cursor: pointer;
}
.event-card:hover { transform: translateY(-8px); border-color: rgba(124,58,237,0.3); }
.event-card-glow {
  position: absolute; inset: 0; opacity: 0; transition: opacity 0.4s;
  background: radial-gradient(circle at 50% 0%, rgba(124,58,237,0.15), transparent 70%);
}
.event-card:hover .event-card-glow { opacity: 1; }
.event-card-content { padding: 32px 24px; position: relative; z-index: 1; }
.event-icon { font-size: 3rem; margin-bottom: 16px; }
.event-class-badge {
  display: inline-block; padding: 4px 14px; border-radius: 50px;
  background: rgba(6,182,212,0.15); color: var(--accent-2);
  font-size: 0.8rem; font-weight: 600; margin-bottom: 12px;
}
.event-card h3 { font-size: 1.3rem; font-weight: 700; margin-bottom: 8px; }
.event-card p { color: var(--text-secondary); font-size: 0.95rem; margin-bottom: 16px; }
.event-meta { display: flex; gap: 16px; font-size: 0.85rem; color: var(--text-secondary); }
.event-card-arrow {
  position: absolute; top: 24px; right: 24px; font-size: 1.5rem;
  opacity: 0; transform: translate(-10px, 10px); transition: all 0.4s; color: var(--accent-1);
}
.event-card:hover .event-card-arrow { opacity: 1; transform: translate(0, 0); }

/* ===== Event Detail ===== */
.event-detail { padding: 100px 0; position: relative; z-index: 1; }
.event-detail-alt { background: var(--bg-secondary); }
.event-detail-header { display: flex; align-items: flex-start; gap: 24px; margin-bottom: 48px; }
.event-number {
  font-family: 'Space Grotesk', sans-serif; font-size: 5rem; font-weight: 900;
  line-height: 1; background: var(--gradient-1); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; opacity: 0.3;
}
.event-tag {
  display: inline-block; padding: 6px 16px; border-radius: 50px;
  font-size: 0.85rem; font-weight: 600; margin-bottom: 8px;
}
.event-tag.coloring { background: rgba(245,158,11,0.15); color: var(--accent-3); }
.event-tag.quiz { background: rgba(6,182,212,0.15); color: var(--accent-2); }
.event-tag.debate { background: rgba(236,72,153,0.15); color: var(--accent-4); }
.event-detail-title { font-family: 'Space Grotesk', sans-serif; font-size: clamp(1.5rem, 3.5vw, 2.5rem); font-weight: 800; }
.event-detail-subtitle { color: var(--text-secondary); font-size: 1.1rem; margin-top: 4px; }

.event-detail-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.full-width { grid-column: 1 / -1; }

.detail-card {
  background: var(--bg-card); border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius); padding: 28px; transition: all 0.3s;
}
.detail-card:hover { border-color: rgba(124,58,237,0.2); transform: translateY(-2px); }
.detail-card-icon { font-size: 1.8rem; margin-bottom: 12px; }
.detail-card h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 12px; }
.detail-card p { color: var(--text-secondary); }
.detail-card ul li {
  padding: 6px 0; color: var(--text-secondary); border-bottom: 1px solid rgba(255,255,255,0.03);
}
.big-text { font-size: 1.6rem; font-weight: 700; color: var(--text-primary) !important; }
.detail-divider { height: 1px; background: rgba(255,255,255,0.06); margin: 20px 0; }
.checklist li { border: none !important; }

/* Team Badges */
.team-names { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.team-badge {
  padding: 6px 16px; border-radius: 50px; font-size: 0.85rem; font-weight: 600;
}
.team-1 { background: rgba(124,58,237,0.15); color: #a78bfa; }
.team-2 { background: rgba(6,182,212,0.15); color: #67e8f9; }
.team-3 { background: rgba(16,185,129,0.15); color: #6ee7b7; }
.team-for { background: rgba(16,185,129,0.2); color: #6ee7b7; }
.team-against { background: rgba(239,68,68,0.2); color: #fca5a5; }
.team-vs {
  background: rgba(245,158,11,0.2); color: var(--accent-3); font-weight: 800;
}
.debate-teams { align-items: center; }

/* Rules Grid */
.rules-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.rules-allowed, .rules-not-allowed {
  padding: 20px; border-radius: var(--radius-sm);
}
.rules-allowed { background: rgba(16,185,129,0.08); border: 1px solid rgba(16,185,129,0.15); }
.rules-not-allowed { background: rgba(239,68,68,0.08); border: 1px solid rgba(239,68,68,0.15); }
.rules-allowed h4 { color: #6ee7b7; margin-bottom: 12px; }
.rules-not-allowed h4 { color: #fca5a5; margin-bottom: 12px; }
.rules-allowed li, .rules-not-allowed li { border: none !important; padding: 4px 0 !important; }

/* Judging */
.judging-table { max-width: 600px; }
.judge-item { display: flex; align-items: center; gap: 16px; margin-bottom: 16px; }
.judge-label { min-width: 130px; font-weight: 500; font-size: 0.95rem; }
.judge-bar { flex: 1; height: 8px; background: rgba(255,255,255,0.06); border-radius: 4px; overflow: hidden; }
.judge-fill {
  height: 100%; background: var(--gradient-1); border-radius: 4px;
  width: 0; transition: width 1.5s ease;
}
.judge-fill.animated { width: 100%; }
.judge-marks { font-weight: 700; color: var(--accent-2); min-width: 30px; text-align: right; }
.judge-total {
  display: flex; justify-content: space-between; padding-top: 16px;
  border-top: 2px solid rgba(255,255,255,0.1); font-weight: 700; font-size: 1.1rem;
}
.total-marks { color: var(--accent-3); }

/* Quiz Rounds */
.rounds-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.round-item {
  padding: 24px; border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.02); border: 1px solid rgba(255,255,255,0.05);
}
.round-number {
  display: inline-block; padding: 4px 12px; border-radius: 6px;
  background: var(--gradient-1); font-size: 0.75rem; font-weight: 700;
  color: #fff; margin-bottom: 12px;
}
.round-item h4 { margin-bottom: 8px; font-size: 1rem; }
.round-item p { font-size: 0.9rem; }
.round-examples {
  display: flex; flex-direction: column; gap: 6px; margin-top: 12px;
}
.round-examples span {
  padding: 6px 12px; border-radius: 6px; font-size: 0.8rem;
  background: rgba(124,58,237,0.08); color: var(--text-secondary);
}

/* Debate Structure */
.debate-structure { display: grid; gap: 20px; }
.debate-round {
  padding: 24px; border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.02); border: 1px solid rgba(255,255,255,0.05);
  border-left: 3px solid var(--accent-1);
}
.debate-arguments { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 16px; }
.argument-for, .argument-against {
  padding: 16px; border-radius: var(--radius-sm);
}
.argument-for { background: rgba(16,185,129,0.08); }
.argument-against { background: rgba(239,68,68,0.08); }
.argument-for h5 { color: #6ee7b7; margin-bottom: 8px; }
.argument-against h5 { color: #fca5a5; margin-bottom: 8px; }
.argument-for li, .argument-against li { font-size: 0.9rem; padding: 3px 0 !important; border: none !important; }
.winning-text { text-align: center; padding: 20px 0; }

/* ===== Hosts ===== */
.hosts-section { padding: 100px 0; background: var(--bg-secondary); position: relative; z-index: 1; }
.hosts-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.host-card {
  text-align: center; padding: 40px 24px; border-radius: var(--radius);
  background: var(--bg-card); border: 1px solid rgba(255,255,255,0.06);
  transition: all 0.4s;
}
.host-card:hover { transform: translateY(-8px); border-color: rgba(124,58,237,0.3); box-shadow: 0 20px 60px rgba(124,58,237,0.1); }
.host-avatar { position: relative; width: 100px; height: 100px; margin: 0 auto 20px; }
.host-avatar-ring {
  position: absolute; inset: -4px; border-radius: 50%;
  background: var(--gradient-1); animation: spin 4s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.host-avatar-inner {
  position: relative; width: 100%; height: 100%; border-radius: 50%;
  background: var(--bg-primary); display: flex; align-items: center; justify-content: center;
  font-size: 2.5rem; z-index: 1;
}
.host-name { font-size: 1.3rem; font-weight: 700; margin-bottom: 8px; }
.host-event { color: var(--text-secondary); font-size: 0.9rem; margin-bottom: 4px; }
.host-class { color: var(--accent-2); font-size: 0.85rem; font-weight: 500; margin-bottom: 16px; }
.host-badge {
  display: inline-block; padding: 6px 18px; border-radius: 50px;
  background: var(--gradient-1); font-size: 0.8rem; font-weight: 600; color: #fff;
}

/* ===== Final Quote ===== */
.final-quote { padding: 120px 0; position: relative; z-index: 1; text-align: center; }
.quote-content { max-width: 700px; margin: 0 auto; }
.quote-icon { font-size: 4rem; margin-bottom: 24px; animation: bounce 2s infinite; }
@keyframes bounce { 0%,100%{ transform:translateY(0); } 50%{ transform:translateY(-15px); } }
blockquote {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.3rem, 3vw, 2rem); font-weight: 700; font-style: italic;
  background: var(--gradient-2); -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  line-height: 1.4;
}
.quote-decoration { display: flex; justify-content: center; gap: 8px; margin-top: 32px; }
.quote-decoration span {
  width: 8px; height: 8px; border-radius: 50%; background: var(--accent-1);
}
.quote-decoration span:nth-child(2) { background: var(--accent-2); }
.quote-decoration span:nth-child(3) { background: var(--accent-4); }

/* ===== Footer ===== */
.footer {
  padding: 40px 0; border-top: 1px solid rgba(255,255,255,0.05);
  position: relative; z-index: 1;
}
.footer-content { text-align: center; }
.footer-logo { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.2rem; margin-bottom: 8px; }
.footer-tagline { color: var(--text-secondary); font-size: 0.9rem; }
.footer-divider { height: 1px; background: rgba(255,255,255,0.05); margin: 20px 0; }
.footer-copy { color: var(--text-secondary); font-size: 0.8rem; }

/* ===== Animations ===== */
.reveal { opacity: 0; transform: translateY(40px); transition: all 0.8s cubic-bezier(0.16,1,0.3,1); }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ===== Responsive ===== */
@media (max-width: 968px) {
  .events-grid, .hosts-grid { grid-template-columns: 1fr; max-width: 500px; margin: 0 auto; }
  .rounds-grid { grid-template-columns: 1fr; }
  .event-detail-grid { grid-template-columns: 1fr; }
  .debate-arguments { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .nav-links {
    position: fixed; top: 0; right: -100%; width: 280px; height: 100vh;
    flex-direction: column; background: var(--bg-primary); padding: 80px 32px 32px;
    border-left: 1px solid rgba(255,255,255,0.05); transition: right 0.3s;
  }
  .nav-links.open { right: 0; }
  .nav-toggle { display: flex; }
  .hero-stats { flex-direction: row; gap: 16px; }
  .stat-card { padding: 12px 20px; }
  .event-detail-header { flex-direction: column; }
  .event-number { font-size: 3rem; }
  .rules-grid { grid-template-columns: 1fr; }
  .hero-cta { flex-direction: column; align-items: center; }
}