:root {
  --bg: #0b0d12;
  --bg-soft: #11141b;
  --fg: #e8ecf3;
  --fg-dim: #9aa3b2;
  --fg-faint: #6b7384;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);
  --card-bg: rgba(255, 255, 255, 0.03);
  --card-bg-hover: rgba(255, 255, 255, 0.06);

  --accent-green:  #4ade80;
  --accent-amber:  #fbbf24;
  --accent-blue:   #60a5fa;
  --accent-violet: #a78bfa;
  --accent-rose:   #fb7185;
  --accent-cyan:   #22d3ee;
  --accent-lime:   #a3e635;
  --accent-slate:  #94a3b8;
  --accent-orange: #fb923c;

  --radius: 18px;
  --shadow-card: 0 1px 0 rgba(255,255,255,0.04) inset, 0 12px 40px -16px rgba(0,0,0,0.6);
  --shadow-hover: 0 1px 0 rgba(255,255,255,0.08) inset, 0 24px 60px -20px rgba(0,0,0,0.7);

  --font-sans: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
}

body {
  background:
    radial-gradient(ellipse at top, rgba(96,165,250,0.08), transparent 55%),
    radial-gradient(ellipse at bottom right, rgba(167,139,250,0.07), transparent 55%),
    var(--bg);
  overflow-x: hidden;
}

.bg-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.35;
  pointer-events: none;
  z-index: 0;
}
.bg-orb-a { width: 480px; height: 480px; background: #4ade80; top: -180px; left: -120px; }
.bg-orb-b { width: 520px; height: 520px; background: #a78bfa; top: 30%; right: -180px; }
.bg-orb-c { width: 420px; height: 420px; background: #22d3ee; bottom: -160px; left: 30%; }

.page {
  position: relative;
  z-index: 1;
  max-width: 1180px;
  margin: 0 auto;
  padding: 80px 28px 64px;
}

.hero {
  text-align: center;
  margin-bottom: 64px;
}

.kicker {
  display: inline-block;
  margin: 0 0 14px;
  padding: 6px 14px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-dim);
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 999px;
  backdrop-filter: blur(10px);
}

.hero h1 {
  margin: 0 0 16px;
  font-size: clamp(36px, 6vw, 64px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.05;
  background: linear-gradient(180deg, #ffffff 0%, #b8c0d0 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lede {
  margin: 0 auto;
  max-width: 560px;
  font-size: 17px;
  line-height: 1.6;
  color: var(--fg-dim);
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 18px;
}

.card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 24px 22px 20px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  color: inherit;
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: transform 200ms cubic-bezier(0.2, 0.8, 0.2, 1),
              border-color 200ms ease,
              background 200ms ease,
              box-shadow 200ms ease;
  overflow: hidden;
  isolation: isolate;
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(180px circle at var(--mx, 50%) var(--my, 0%), var(--accent, transparent), transparent 60%);
  opacity: 0;
  transition: opacity 200ms ease;
  z-index: -1;
}

.card:hover {
  transform: translateY(-3px);
  border-color: var(--border-strong);
  background: var(--card-bg-hover);
  box-shadow: var(--shadow-hover);
}
.card:hover::before {
  opacity: 0.18;
}
.card:focus-visible {
  outline: 2px solid var(--accent, #fff);
  outline-offset: 3px;
  box-shadow: var(--shadow-card),
              0 0 0 6px color-mix(in srgb, var(--accent, #ffffff) 30%, transparent);
}

.skip-link {
  position: absolute;
  top: 0;
  left: 0;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
  background: var(--bg-soft);
  color: var(--fg);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  border-radius: 8px;
  z-index: 100;
}

.skip-link:focus,
.skip-link:focus-visible {
  position: fixed;
  top: 16px;
  left: 16px;
  width: auto;
  height: auto;
  padding: 10px 16px;
  margin: 0;
  overflow: visible;
  clip: auto;
  outline: 2px solid var(--accent-blue);
  outline-offset: 3px;
  box-shadow: 0 0 0 6px color-mix(in srgb, var(--accent-blue) 30%, transparent),
              0 12px 30px -10px rgba(0, 0, 0, 0.6);
}

.status-dot {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--fg-faint);
  box-shadow: 0 0 0 2px rgba(0, 0, 0, 0.25);
  transition: background 200ms ease;
  z-index: 1;
}
.status-dot[data-status="up"]   { background: var(--accent-green); }
.status-dot[data-status="down"] { background: var(--accent-rose); }

.card[data-accent="green"]  { --accent: var(--accent-green); }
.card[data-accent="amber"]  { --accent: var(--accent-amber); }
.card[data-accent="blue"]   { --accent: var(--accent-blue); }
.card[data-accent="violet"] { --accent: var(--accent-violet); }
.card[data-accent="rose"]   { --accent: var(--accent-rose); }
.card[data-accent="cyan"]   { --accent: var(--accent-cyan); }
.card[data-accent="lime"]   { --accent: var(--accent-lime); }
.card[data-accent="slate"]  { --accent: var(--accent-slate); }
.card[data-accent="orange"] { --accent: var(--accent-orange); }

.card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
  font-size: 22px;
  line-height: 1;
  color: var(--accent, var(--fg));
}

.card-body h2 {
  margin: 0 0 6px;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--fg);
}

.card-body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.55;
  color: var(--fg-dim);
}

.card-host {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px dashed var(--border);
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 12px;
  color: var(--fg-faint);
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-host::after {
  content: "→";
  color: var(--accent, var(--fg-faint));
  transition: transform 200ms ease, color 200ms ease;
}
.card:hover .card-host::after {
  transform: translateX(4px);
  color: var(--accent, var(--fg));
}

.foot {
  margin-top: 64px;
  text-align: center;
  font-size: 12px;
  color: var(--fg-faint);
  letter-spacing: 0.04em;
}

@media (max-width: 600px) {
  .page { padding: 56px 18px 40px; }
  .hero { margin-bottom: 40px; }
  .grid { grid-template-columns: 1fr; gap: 14px; }
  .card { padding: 20px 18px 18px; }
}

@media (prefers-reduced-motion: reduce) {
  .card, .card::before, .card-host::after { transition: none; }
  .card:hover { transform: none; }
}