:root {
  --navy: #04102a;
  --deep-blue: #071a3b;
  --prismarine: #2db7a3;
  --gold: #f1c232;
  --text-light: #eef4ff;
  --muted: #99a4b8;
  --glass: rgba(255,255,255,0.06);
}

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

body {
  font-family: "Inter", system-ui, sans-serif;
  background: linear-gradient(180deg, var(--navy) 0%, var(--deep-blue) 100%);
  color: var(--text-light);
  line-height: 1.6;
  scroll-behavior: smooth;
}

.topbar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 20px;
  background: var(--glass);
  backdrop-filter: blur(8px);
  position: sticky; top: 0; z-index: 100;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.brand { font-weight: 700; color: var(--gold); }

.nav { display: flex; gap: 16px; }
.nav a {
  color: var(--text-light);
  text-decoration: none;
  padding: 8px 10px;
  border-radius: 8px;
}
.nav a:hover { background: rgba(255,255,255,0.1); color: var(--gold); }

.cta {
  border: 1px solid var(--prismarine);
  color: var(--prismarine);
}
.cta:hover {
  background: var(--prismarine);
  color: var(--deep-blue);
}

.hero {
  padding: 100px 20px;
  text-align: center;
  background: linear-gradient(160deg, var(--deep-blue), var(--navy));
}
.hero h1 { font-size: 2.5rem; color: var(--gold); }
.subtitle { font-style: italic; color: var(--prismarine); margin: 10px 0; }
.date, .place { color: var(--muted); margin: 4px 0; }
.hero-btn {
  display: inline-block; margin-top: 20px;
  background: var(--prismarine); color: var(--deep-blue);
  padding: 12px 26px; border-radius: 8px;
  font-weight: 600; text-decoration: none;
}
.hero-btn:hover { filter: brightness(1.1); }

.panel { padding: 60px 20px; max-width: 900px; margin: 0 auto; }
.panel h2 { color: var(--gold); margin-bottom: 15px; text-align: center; }
.panel ul { margin-top: 8px; list-style: none; padding-left: 0; }
.panel li::before { content: "• "; color: var(--prismarine); }
.committee { margin: 25px 0; border-left: 3px solid var(--prismarine); padding-left: 10px; }

.footer {
  text-align: center;
  padding: 30px;
  background: var(--navy);
  border-top: 1px solid rgba(255,255,255,0.05);
  color: var(--muted);
}

.muted { color: var(--muted); font-size: 0.9em; }

@media (max-width: 700px) {
  .nav { display: none; flex-direction: column; background: var(--deep-blue); padding: 10px; }
  .nav.open { display: flex; }
  .mobile-toggle { display: block; background: none; border: none; font-size: 1.5em; color: var(--gold); }
}