/* Course landing page (/courses/{course}). Same dark trading-desk tokens as the rest of the site. */

body.tc-hub-body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--bg-primary);
  background-image:
    radial-gradient(900px 480px at 78% -8%, rgba(214, 182, 107, 0.08), transparent 70%),
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: auto, 56px 56px, 56px 56px;
  background-attachment: fixed;
  color: var(--text-primary);
  font-family: var(--font-ui);
}
body.tc-hub-body > main { flex: 1 0 auto; }

.hub { max-width: 960px; margin: 0 auto; padding: 36px 20px 64px; }
.hub-crumbs { display: flex; gap: 8px; align-items: center; font-size: 0.85rem; color: var(--text-faint); margin-bottom: 28px; }
.hub-crumbs a { color: var(--text-secondary); text-decoration: none; }
.hub-crumbs a:hover { color: var(--accent-gold); }
.hub-kicker { margin: 0 0 10px; font: 700 11px var(--font-mono); letter-spacing: 0.18em; text-transform: uppercase; color: var(--accent-gold); }
.hub-title { margin: 0 0 14px; font: 400 clamp(2rem, 4vw, 2.8rem)/1.15 var(--font-display); color: var(--text-primary); }
.hub-lede { margin: 0 0 18px; max-width: 64ch; color: var(--text-secondary); font-size: 1.02rem; line-height: 1.65; }
.hub-meta { list-style: none; margin: 0 0 22px; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.hub-meta li { font: 600 11px var(--font-mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-secondary); padding: 6px 10px; border: 1px solid var(--border); border-radius: 999px; }
.hub-start { display: inline-block; padding: 13px 22px; border-radius: 10px; background: var(--accent-gold); color: #1a1305; font-weight: 700; text-decoration: none; transition: transform 160ms, box-shadow 160ms; }
.hub-start:hover { transform: translateY(-1px); box-shadow: 0 10px 24px rgba(214, 182, 107, 0.22); color: #1a1305; }
.hub-start:focus-visible, .hub-item:focus-visible { outline: 2px solid var(--accent-gold); outline-offset: 2px; }

.hub-lessons { margin-top: 44px; }
.hub-h2 { margin: 0 0 16px; font: 400 1.5rem var(--font-display); }
.hub-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.hub-item { display: grid; grid-template-columns: 44px 1fr auto; gap: 14px; align-items: center; padding: 14px 16px; background: var(--surface); border: 1px solid var(--border); border-radius: 12px; color: var(--text-primary); text-decoration: none; transition: background 160ms, border-color 160ms; }
a.hub-item:hover { background: var(--surface-hover); border-color: var(--border-strong); }
.hub-item.is-soon { opacity: 0.55; }
.hub-num { font: 700 12px var(--font-mono); color: var(--accent-gold); }
.hub-item-body b { display: block; font-size: 1rem; font-weight: 600; }
.hub-item-body small { display: block; margin-top: 3px; color: var(--text-secondary); font-size: 0.86rem; line-height: 1.5; }
.hub-item-meta { font: 600 10px var(--font-mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-faint); }
.hub-note { margin-top: 32px; color: var(--text-faint); font-size: 0.82rem; }

@media (max-width: 640px) {
  .hub { padding-top: 24px; }
  .hub-item { grid-template-columns: 32px 1fr; }
  .hub-item-meta { display: none; }
}