:root {
  --bg: #0b0f14;
  --panel: #121821;
  --border: #223041;
  --text: #d7dde6;
  --muted: #8b98a9;
  --accent: #4ade80;
  --accent-2: #38bdf8;
  --code-bg: #090d12;
  --warn: #fbbf24;
}

* { box-sizing: border-box; }

html { color-scheme: dark; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  line-height: 1.55;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.85rem 1.5rem;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(11, 15, 20, 0.92);
  backdrop-filter: blur(8px);
}

.brand {
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--accent);
}

.lang-toggle button {
  background: none;
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 0.25rem 0.65rem;
  border-radius: 6px;
  cursor: pointer;
  margin-left: 0.4rem;
  font-size: 0.8rem;
}

.lang-toggle button:hover { border-color: var(--accent); color: var(--text); }

.lang-toggle button.active {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg);
  font-weight: 600;
}

main {
  max-width: 1080px;
  margin: 0 auto;
  padding: 1.5rem;
}

.hero { margin: 2.2rem 0 1.5rem; }

.hero h1 {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  line-height: 1.2;
  margin: 0 0 0.6rem;
}

.tagline { color: var(--muted); max-width: 44rem; margin: 0 0 1.3rem; }

.cmd-box {
  display: flex;
  align-items: stretch;
  gap: 0.6rem;
  flex-wrap: wrap;
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.8rem 1rem;
  max-width: 42rem;
}

.cmd-box code,
.cmd code {
  font-family: "Cascadia Code", ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 0.92em;
  color: var(--accent-2);
  word-break: break-all;
}

.cmd-box code { flex: 1; min-width: 15rem; align-self: center; }

.copy-btn {
  background: var(--accent);
  border: none;
  color: var(--bg);
  font-weight: 600;
  font-size: 0.82rem;
  padding: 0.4rem 0.9rem;
  border-radius: 7px;
  cursor: pointer;
  white-space: nowrap;
}

.copy-btn.small {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 0.3rem 0.7rem;
}

.copy-btn.small:hover { border-color: var(--accent); color: var(--text); }

.copy-btn.ok { background: var(--accent-2); color: var(--bg); border-color: var(--accent-2); }

.hint { color: var(--muted); font-size: 0.84rem; margin-top: 0.65rem; }

.cat { margin-top: 2.4rem; }

.cat h2 {
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.45rem;
  margin: 0 0 1rem;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1rem;
}

.card {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.1rem;
}

.card:hover { border-color: #35507a; }

.card h3 { margin: 0; font-size: 1.02rem; }

.badges { display: flex; gap: 0.45rem; flex-wrap: wrap; }

.badge {
  font-size: 0.66rem;
  letter-spacing: 0.03em;
  padding: 0.14rem 0.55rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
}

.badge.admin { color: var(--warn); border-color: rgba(251, 191, 36, 0.45); }

.badge.ver { color: var(--accent-2); border-color: rgba(56, 189, 248, 0.45); }

.card .desc {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
  flex: 1;
}

.cmd {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.55rem 0.7rem;
}

.error { color: var(--warn); }

footer {
  border-top: 1px solid var(--border);
  margin-top: 3rem;
  padding: 1.1rem 1.5rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.8rem;
}

@media (max-width: 520px) {
  main { padding: 1rem; }
  .cmd-box { max-width: none; }
}