:root {
  --bg: #12140f;
  --panel: #1c1f18;
  --ink: #e8e2d2;
  --muted: #9a927e;
  --line: #3a3d32;
  --accent: #c4a35a;
  --danger: #c45c3a;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--ink);
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
  line-height: 1.5;
}

body {
  background-image:
    radial-gradient(ellipse at top, #24281c 0%, transparent 55%),
    linear-gradient(180deg, #12140f 0%, #0c0d0a 100%);
}

.wrap {
  width: min(860px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 3rem 0 4rem;
}

.wrap-hub {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: 2rem;
  padding-bottom: 3rem;
}

.hub-brand {
  margin: 0 0 0.35rem;
  font-family: "IBM Plex Serif", Georgia, serif;
  font-size: clamp(2.2rem, 6vw, 3.6rem);
  font-weight: 600;
  letter-spacing: -0.03em;
}

.hub-lead {
  margin: 0 0 2.4rem;
  max-width: 28rem;
  color: var(--muted);
}

.tiles {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(7.5rem, 1fr));
  gap: 1.25rem 1rem;
  max-width: 28rem;
}

.tile {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.7rem;
  color: var(--ink);
  text-decoration: none;
}

.tile img,
.tile-mark {
  width: 5.5rem;
  height: 5.5rem;
  border-radius: 1rem;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.28);
}

.tile:hover img {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.tile span {
  font-size: 0.9rem;
  text-align: center;
}

.tile-soon {
  color: var(--muted);
  pointer-events: none;
}

.tile-mark {
  display: grid;
  place-items: center;
  border: 1px dashed var(--line);
  background: transparent;
  box-shadow: none;
  color: var(--muted);
  font-size: 1.6rem;
}

.kicker {
  display: inline-block;
  margin-bottom: 0.75rem;
  padding: 0.2rem 0.55rem;
  border: 1px solid var(--danger);
  color: var(--danger);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin: 0 0 0.6rem;
  font-family: "IBM Plex Serif", Georgia, serif;
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 600;
  letter-spacing: -0.03em;
}

.lead {
  max-width: 40rem;
  color: var(--muted);
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
  margin: 2rem 0;
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 1.1rem 1.2rem;
}

.card h2 {
  margin: 0 0 0.6rem;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

.card ul {
  margin: 0;
  padding-left: 1.1rem;
}

.card li + li {
  margin-top: 0.35rem;
}

code,
pre {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.86rem;
}

pre {
  overflow-x: auto;
  margin: 0;
  padding: 0.9rem 1rem;
  background: #0e100c;
  border: 1px solid var(--line);
  color: #d7ccb0;
}

.links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

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

.btn {
  display: inline-block;
  padding: 0.55rem 0.9rem;
  border: 1px solid var(--accent);
  text-decoration: none;
}

.btn:hover {
  background: #2a2618;
}

.back {
  display: inline-block;
  margin-bottom: 1.4rem;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.9rem;
}

.back:hover {
  color: var(--accent);
}

footer {
  margin-top: 2.5rem;
  color: var(--muted);
  font-size: 0.9rem;
}