:root {
  --bg: #07080c;
  --panel: rgba(255, 255, 255, 0.035);
  --panel-hover: rgba(255, 255, 255, 0.06);
  --border: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(255, 255, 255, 0.2);
  --text: #e9ebf2;
  --muted: #9aa2b4;
  --radius: 16px;
  --maxw: 1080px;
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  min-height: 100vh;
  background:
    radial-gradient(900px 520px at 10% -12%, rgba(109, 139, 255, 0.20), transparent 60%),
    radial-gradient(820px 520px at 102% -4%, rgba(214, 83, 255, 0.13), transparent 55%),
    radial-gradient(760px 620px at 50% 122%, rgba(0, 224, 198, 0.10), transparent 60%),
    var(--bg);
  background-attachment: fixed;
  color: var(--text);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 52px 24px 72px;
}

.brand {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

h1 {
  margin: 0.55rem 0 0.4rem;
  font-size: clamp(1.9rem, 4.5vw, 2.7rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  background: linear-gradient(180deg, #ffffff, #b9c0d4);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.sub {
  margin: 0 0 26px;
  color: var(--muted);
  max-width: 46ch;
}

/* ---- tabs ---- */
.tabs {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 4px;
  margin-bottom: 28px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(10px);
}

.tab {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 999px;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  transition: color 0.18s, background 0.18s, box-shadow 0.18s;
}

.tab:hover { color: var(--text); }

.tab.active {
  color: #fff;
  background: linear-gradient(135deg, rgba(109, 139, 255, 0.95), rgba(150, 110, 255, 0.95));
  box-shadow: 0 8px 22px rgba(109, 139, 255, 0.28);
}

.tab .lock { width: 13px; height: 13px; opacity: 0.9; }

/* ---- grids / cards ---- */
.panel { display: none; }
.panel.active { display: block; animation: fade 0.28s ease both; }

@keyframes fade {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(238px, 1fr));
  gap: 16px;
}

.card {
  position: relative;
  display: block;
  overflow: hidden;
  padding: 18px 18px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--panel);
  color: var(--text);
  text-decoration: none;
  transition: transform 0.2s, border-color 0.2s, background 0.2s, box-shadow 0.2s;
}

.card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent, #6d8bff), transparent 85%);
  opacity: 0.85;
}

.card:hover {
  transform: translateY(-3px);
  border-color: var(--border-hover);
  background: var(--panel-hover);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.4);
}

.card-top { display: flex; align-items: center; gap: 0.55rem; }

.dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent, #6d8bff);
  box-shadow: 0 0 14px var(--accent, #6d8bff);
  flex: none;
}

.name { font-weight: 600; letter-spacing: -0.01em; }

.desc {
  margin: 0.3rem 0 0.85rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.host,
.links a {
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.78rem;
  color: #8b93a8;
  text-decoration: none;
  word-break: break-all;
}

.links { display: flex; flex-direction: column; gap: 0.3rem; }

.links a:hover,
.card:hover .host { color: #c7cede; }

.links a::before {
  content: "↗ ";
  opacity: 0.6;
}

.footer {
  margin-top: 46px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
  color: #6b7288;
  font-size: 0.8rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1rem;
  justify-content: space-between;
}

@media (max-width: 560px) {
  .wrap { padding: 36px 16px 56px; }
  .tabs { border-radius: 16px; }
  .tab { font-size: 0.82rem; padding: 0.45rem 0.8rem; }
}