:root {
  --primary: #06B6D4;
  --secondary: #7C3AED;
  --accent: #F43F5E;
  --bg-dark: #09090B;
  --bg-light: rgba(248, 250, 252, 0.05);
  --text-main: #F8FAFC;
  --text-muted: #94A3B8;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
img, video { max-width: 100%; height: auto; display: block; }
body { font-family: 'Noto Sans SC', sans-serif; background-color: var(--bg-dark); color: var(--text-main); overflow-x: hidden; }
.font-display { font-family: 'Orbitron', 'Noto Sans SC', sans-serif; }
.bg-grid { background-image: linear-gradient(rgba(6,182,212,0.08) 1px, transparent 1px), linear-gradient(90deg, rgba(6,182,212,0.08) 1px, transparent 1px); background-size: 40px 40px; }
.text-glow { text-shadow: 0 0 12px rgba(6,182,212,0.6); }
.display-xl { font-size: clamp(2rem, 6vw, 4rem); }
.display-lg { font-size: clamp(1.75rem, 5vw, 3rem); }
.display-md { font-size: clamp(1.5rem, 4vw, 2.25rem); }
.btn-neon {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  padding: 0.75rem 1.5rem; border-radius: 9999px;
  background: linear-gradient(135deg, var(--primary), #22D3EE);
  color: #000; font-weight: 700;
  box-shadow: 0 0 16px rgba(6,182,212,0.45);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.btn-neon:hover { transform: scale(1.03); box-shadow: 0 0 28px rgba(6,182,212,0.7); }
.btn-glass {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  padding: 0.75rem 1.5rem; border-radius: 9999px;
  border: 1px solid rgba(6,182,212,0.5);
  background: rgba(6,182,212,0.08);
  color: var(--primary); font-weight: 600;
  backdrop-filter: blur(6px);
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}
.btn-glass:hover { background: rgba(6,182,212,0.18); border-color: var(--primary); transform: translateY(-2px); }
.card-glass {
  background: rgba(248,250,252,0.05);
  border: 1px solid rgba(248,250,252,0.1);
  border-radius: 1rem;
  backdrop-filter: blur(10px);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.card-glass:hover { transform: translateY(-6px); box-shadow: 0 12px 32px rgba(6,182,212,0.18); border-color: rgba(6,182,212,0.35); }
.card-solid {
  background: rgba(15,23,42,0.7);
  border: 1px solid rgba(124,58,237,0.25);
  border-radius: 1rem;
  transition: transform 0.3s ease, border-color 0.3s ease;
}
.card-solid:hover { transform: translateY(-4px); border-color: rgba(124,58,237,0.55); }
.card-highlight {
  background: rgba(6,182,212,0.06);
  border: 1px solid rgba(6,182,212,0.3);
  border-radius: 1rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.card-highlight:hover { transform: scale(1.02); box-shadow: 0 0 24px rgba(6,182,212,0.25); }
.title-underline { position: relative; display: inline-block; padding-bottom: 0.5rem; }
.title-underline::after { content: ""; position: absolute; left: 0; bottom: 0; width: 48px; height: 3px; background: linear-gradient(90deg, var(--primary), var(--secondary)); border-radius: 2px; }
.title-bar { position: relative; padding-left: 1rem; border-left: 4px solid var(--accent); }
.scanlines { position: relative; }
.scanlines::before { content: ""; position: absolute; inset: 0; background: repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(0,0,0,0.18) 3px); pointer-events: none; z-index: 10; }
@keyframes float { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-12px)} }
@keyframes pulse-glow { 0%,100%{box-shadow:0 0 0 rgba(6,182,212,0)} 50%{box-shadow:0 0 24px rgba(6,182,212,0.45)} }
@keyframes ticker { 0%{transform:translateX(0)} 100%{transform:translateX(-50%)} }
.animate-float { animation: float 4s ease-in-out infinite; }
.animate-pulse-glow { animation: pulse-glow 2.5s ease-in-out infinite; }
.ticker-track { display: flex; animation: ticker 20s linear infinite; }
.ticker-track:hover { animation-play-state: paused; }