:root {
  --bg: #0b0f1a;
  --panel: #141a2a;
  --border: rgba(255, 255, 255, 0.1);
  --text: #f4f7ff;
  --muted: #a9b3c9;
  --accent: #6ce479;
  --accent-2: #4fa6ff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Inter", "Segoe UI", Roboto, -apple-system, BlinkMacSystemFont, sans-serif;
  background:
    radial-gradient(1200px 600px at 100% -10%, rgba(79, 166, 255, 0.18), transparent),
    radial-gradient(900px 500px at -5% 0%, rgba(108, 228, 121, 0.18), transparent),
    var(--bg);
  color: var(--text);
  display: flex;
  justify-content: center;
  padding: 24px;
}

.wrap {
  width: min(900px, 100%);
}

.card {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02));
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 22px;
  backdrop-filter: blur(4px);
}

h1 {
  margin: 0 0 8px 0;
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
}

h2 {
  margin-top: 26px;
}

p, li {
  color: var(--muted);
  line-height: 1.6;
}

a {
  color: var(--accent-2);
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.78rem;
}

.grid {
  margin-top: 18px;
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.mini {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px;
  background: rgba(255, 255, 255, 0.02);
}

.footer {
  margin-top: 22px;
  color: var(--muted);
  font-size: 0.92rem;
}

.nav {
  margin-top: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  color: #0b111a;
  font-weight: 700;
  padding: 10px 14px;
  border-radius: 10px;
  background: linear-gradient(180deg, #8eea96, #6ce479);
}

.btn.secondary {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}