:root {
  --bg: #0f0b05;
  --panel: #1a120a;
  --muted: #cfa37e;
  --text: #fff5e6;
  --accent: #ff8c37;
  --accent-2: #ffb86b;
  --border: #3a2817;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  --gold: #d4a017;
  --gold-light: #f0c05a;
  --silver: #b0b7c6;
  --silver-light: #d9dfe9;
  --bronze: #a97142;
  --bronze-light: #d89b6e;
}
* {
  box-sizing: border-box;
}
html, body {
  height: 100%;
}
body {
  margin: 0;
  font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', 'Courier New', monospace;
  background: radial-gradient(1200px 800px at 20% -10%, rgba(255, 140, 55, 0.10), transparent),
              radial-gradient(900px 700px at 90% 10%, rgba(255, 184, 107, 0.10), transparent),
              var(--bg);
  color: var(--text);
  overflow-x: hidden;
}
html { background: var(--bg); }
.container {
  max-width: 960px;
  padding: 40px 20px 80px;
  margin: 0 auto;
}
.hero {
  text-align: center;
  margin: 40px 0 30px;
}
.hero h1 {
  margin: 0 0 10px;
  font-size: 42px;
  font-weight: 700;
  letter-spacing: 1px;
}
.accent { color: var(--accent); }
.subtitle {
  margin: 0;
  color: var(--muted);
  font-weight: 400;
}
.section {
  margin-top: 40px;
}
.section h2 {
  font-size: 22px;
  color: var(--text);
  text-align: center;
  margin: 0 0 16px;
}
.links {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}
.link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  color: var(--text);
  padding: 12px 16px;
  background: linear-gradient(180deg, rgba(var(--link-color-rgb), 0.05), rgba(var(--link-color-light-rgb), 0.05)), var(--panel);
  border: 1px solid color-mix(in oklab, var(--link-color) 10%, var(--border));
  border-radius: 10px;
  transition: transform 160ms ease, background 160ms ease, color 160ms ease, border-color 160ms ease;
  box-shadow: var(--shadow);
}
.link:hover {
  transform: translateY(-1px);
  background: linear-gradient(180deg, rgba(var(--link-color-rgb), 0.20), rgba(var(--link-color-light-rgb), 0.20)), var(--panel);
  border-color: color-mix(in oklab, var(--link-color) 40%, var(--border));
}
.ctftime {
  --link-color: #e3000b;
  --link-color-light: #ff4d4d;
  --link-color-rgb: 227, 0, 11;
  --link-color-light-rgb: 255, 77, 77;
}
.github {
  --link-color: #4183c4;
  --link-color-light: #6aaef0;
  --link-color-rgb: 65, 131, 196;
  --link-color-light-rgb: 106, 174, 240;
}
.telegram {
  --link-color: #0088cc;
  --link-color-light: #33aadd;
  --link-color-rgb: 36, 161, 222;
  --link-color-light-rgb: 102, 161, 222;
}
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 16px 16px;
  margin: 14px 0;
  box-shadow: var(--shadow);
}
.card-gold {
  background: linear-gradient(180deg, rgba(212, 160, 23, 0.08), rgba(240, 192, 90, 0.08)), var(--panel);
  border: 1px solid color-mix(in oklab, var(--gold) 30%, var(--border));
  border-radius: 12px;
  padding: 14px 16px 16px;
  margin: 14px 0;
  box-shadow: 0 10px 30px rgba(212, 160, 23, 0.2);
}
.card-silver {
  background: linear-gradient(180deg, rgba(176, 183, 198, 0.08), rgba(217, 223, 233, 0.08)), var(--panel);
  border: 1px solid color-mix(in oklab, var(--silver) 30%, var(--border));
  border-radius: 12px;
  padding: 14px 16px 16px;
  margin: 14px 0;
  box-shadow: 0 10px 30px rgba(176, 183, 198, 0.2);
}
.card-bronze {
  background: linear-gradient(180deg, rgba(169, 113, 66, 0.08), rgba(216, 155, 110, 0.08)), var(--panel);
  border: 1px solid color-mix(in oklab, var(--bronze) 30%, var(--border));
  border-radius: 12px;
  padding: 14px 16px 16px;
  margin: 14px 0;
  box-shadow: 0 10px 30px rgba(169, 113, 66, 0.2);
}
.card-head {
  color: var(--muted);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
}
.card-gold .card-head {
  color: var(--gold-light);
}
.card-silver .card-head {
  color: var(--silver-light);
}
.card-bronze .card-head {
  color: var(--bronze-light);
}
.inline-link {
  display: inline-block;
  text-decoration: none;
  color: var(--accent);
  padding: 8px 14px;
  background: linear-gradient(180deg, rgba(255, 140, 55, 0.08), rgba(255, 184, 107, 0.08)), var(--panel);
  border-radius: 8px;
  position: relative;
  transition: transform 160ms ease, background 160ms ease, color 160ms ease, box-shadow 160ms ease;
}
.inline-link::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 14px;
  right: 14px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  opacity: 0.7;
  transition: opacity 160ms ease, transform 160ms ease;
}
.inline-link:hover {
  transform: translateY(-2px);
  background: linear-gradient(180deg, rgba(255, 140, 55, 0.25), rgba(255, 184, 107, 0.25)), var(--panel);
  color: var(--accent-2);
  box-shadow: 0 4px 15px rgba(255, 140, 55, 0.3);
}
.inline-link:hover::after {
  opacity: 1;
  transform: scaleX(1.05);
}
.card-gold .inline-link {
  color: var(--gold);
  background: linear-gradient(180deg, rgba(212, 160, 23, 0.12), rgba(240, 192, 90, 0.12)), var(--panel);
  padding-left: 34px;
}
.card-gold .inline-link::before {
  content: '🥇';
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 16px;
}
.card-gold .inline-link::after {
  background: linear-gradient(90deg, var(--gold), var(--gold-light));
}
.card-gold .inline-link:hover {
  color: var(--gold-light);
  background: linear-gradient(180deg, rgba(212, 160, 23, 0.25), rgba(240, 192, 90, 0.25)), var(--panel);
  box-shadow: 0 4px 15px rgba(212, 160, 23, 0.3);
}
.card-silver .inline-link {
  color: var(--silver);
  background: linear-gradient(180deg, rgba(176, 183, 198, 0.12), rgba(217, 223, 233, 0.12)), var(--panel);
  padding-left: 34px;
}
.card-silver .inline-link::before {
  content: '🥈';
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 16px;
}
.card-silver .inline-link::after {
  background: linear-gradient(90deg, var(--silver), var(--silver-light));
}
.card-silver .inline-link:hover {
  color: var(--silver-light);
  background: linear-gradient(180deg, rgba(176, 183, 198, 0.25), rgba(217, 223, 233, 0.25)), var(--panel);
  box-shadow: 0 4px 15px rgba(176, 183, 198, 0.3);
}
.card-bronze .inline-link {
  color: var(--bronze);
  background: linear-gradient(180deg, rgba(169, 113, 66, 0.12), rgba(216, 155, 110, 0.12)), var(--panel);
  padding-left: 34px;
}
.card-bronze .inline-link::before {
  content: '🥉';
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 16px;
}
.card-bronze .inline-link::after {
  background: linear-gradient(90deg, var(--bronze), var(--bronze-light));
}
.card-bronze .inline-link:hover {
  color: var(--bronze-light);
  background: linear-gradient(180deg, rgba(169, 113, 66, 0.25), rgba(216, 155, 110, 0.25)), var(--panel);
  box-shadow: 0 4px 15px rgba(169, 113, 66, 0.3);
}
.card-gold .inline-link:hover::after,
.card-silver .inline-link:hover::after,
.card-bronze .inline-link:hover::after {
  opacity: 1;
  transform: scaleX(1.05);
}
.card-text {
  margin: 0;
  line-height: 1.6;
  color: var(--text);
  text-align: justify;
}
.card-gold .card-text,
.card-silver .card-text,
.card-bronze .card-text {
  color: var(--text);
  text-align: justify;
}
.footer {
  text-align: center;
  margin-top: 40px;
  color: var(--muted);
}
@media (max-width: 640px) {
  .hero h1 { font-size: 32px; }
  .links { grid-template-columns: 1fr; }
}