:root {
  --bg: #11100f;
  --panel: #1b1918;
  --panel-soft: #242120;
  --text: #f3eee8;
  --muted: #c9beb4;
  --line: #3a3430;
  --accent: #d44b3d;
  --accent-soft: #5a201c;
  --code: #0b0b0b;
  --good: #9bc48a;
  --warn: #efc36d;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: radial-gradient(circle at top, #211f1e 0, var(--bg) 48rem);
  color: var(--text);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

.container {
  width: min(1040px, calc(100% - 28px));
  margin: 0 auto;
}

.site-header {
  border-bottom: 1px solid var(--line);
  background: rgba(17, 16, 15, 0.94);
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(10px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
}

.logo {
  font-weight: 800;
  color: var(--text);
  text-decoration: none;
  letter-spacing: 0.02em;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
}

.nav a {
  color: var(--muted);
  text-decoration: none;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 11px;
  font-size: 0.92rem;
}

.nav a:hover,
.nav a.active {
  color: var(--text);
  border-color: var(--accent);
  background: var(--accent-soft);
}

main { padding: 34px 0 56px; }

.hero {
  border: 1px solid var(--line);
  background: linear-gradient(135deg, rgba(90, 32, 28, 0.45), rgba(27, 25, 24, 0.98));
  border-radius: 22px;
  padding: 28px;
  margin-bottom: 26px;
}

h1, h2, h3 { line-height: 1.15; }
h1 { font-size: clamp(2rem, 7vw, 4rem); margin: 0 0 10px; }
h2 { font-size: clamp(1.5rem, 4vw, 2.1rem); margin: 34px 0 14px; }
h3 { margin: 0 0 8px; }

.lead { font-size: 1.15rem; color: var(--muted); max-width: 760px; }

.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; }
.button {
  display: inline-block;
  text-decoration: none;
  color: var(--text);
  background: var(--accent-soft);
  border: 1px solid var(--accent);
  border-radius: 999px;
  padding: 10px 14px;
  font-weight: 700;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
}

.card,
.mod-card,
.callout {
  background: rgba(27, 25, 24, 0.96);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 16px;
}

.mod-list {
  display: grid;
  gap: 12px;
}

.mod-card {
  display: grid;
  gap: 10px;
}

.mod-card header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
}

.badge {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 800;
  padding: 4px 8px;
  border-radius: 999px;
  color: var(--bg);
  background: var(--good);
  white-space: nowrap;
}

.badge.recommended { background: var(--warn); }
.badge.optional { background: #b7a6e8; }

.meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 8px;
  color: var(--muted);
}

.meta div {
  background: var(--panel-soft);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px;
}

.meta strong { display: block; color: var(--text); font-size: 0.86rem; }

.warning { border-color: var(--accent); background: rgba(90, 32, 28, 0.35); }
.notice { border-color: #68522b; background: rgba(104, 82, 43, 0.25); }

ul, ol { padding-left: 1.35rem; }
li { margin: 0.35rem 0; }

a { color: #ff9387; }
a:hover { color: #ffc2bc; }

code, pre {
  background: var(--code);
  color: #f6eadf;
  border: 1px solid var(--line);
  border-radius: 10px;
}

code { padding: 0.1rem 0.35rem; }
pre {
  padding: 14px;
  overflow-x: auto;
  white-space: pre;
}

.checklist li::marker { color: var(--accent); }


/* Compact cross-guide selector */
.guide-switcher {
  display: flex;
  align-items: stretch;
  gap: 10px;
  margin: 0 0 28px;
  padding: 12px;
  background: rgba(27, 25, 24, 0.72);
  border: 1px solid var(--line);
  border-radius: 18px;
}

.guide-switcher-label {
  display: flex;
  align-items: center;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 900;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  padding: 0 8px 0 4px;
  white-space: nowrap;
}

.guide-chip {
  flex: 1 1 0;
  min-width: 0;
  display: block;
  color: var(--text);
  text-decoration: none;
  background: rgba(36, 33, 32, 0.94);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px 14px;
}

.guide-chip:hover {
  border-color: var(--accent);
  background: rgba(90, 32, 28, 0.35);
}

.guide-chip.current {
  border-color: var(--accent);
  background: rgba(90, 32, 28, 0.45);
}

.guide-chip strong,
.guide-chip span {
  display: block;
}

.guide-chip span {
  color: var(--muted);
  font-size: 0.92rem;
  margin-top: 3px;
}

.card-grid,
.mod-list,
.callout {
  margin-bottom: 22px;
}

.callout + .card-grid,
.callout + .mod-list,
.guide-switcher + .card-grid {
  margin-top: 16px;
}

/* Bottom page navigation */
.page-nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 42px 0 0;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.page-nav-link {
  display: block;
  text-decoration: none;
  color: var(--text);
  background: rgba(27, 25, 24, 0.96);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 16px;
}

.page-nav-link:hover {
  border-color: var(--accent);
  background: rgba(90, 32, 28, 0.35);
}

.page-nav-link span {
  display: block;
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.page-nav-link strong {
  display: block;
  font-size: 1.08rem;
  line-height: 1.25;
}

.page-nav-link.next {
  text-align: right;
}

.page-nav-spacer {
  min-height: 1px;
}

.site-footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
  padding: 24px 0;
  background: #0d0c0b;
}

@media (max-width: 720px) {
  .header-inner { align-items: flex-start; flex-direction: column; }
  .nav { justify-content: flex-start; }
  .nav a { font-size: 0.88rem; padding: 6px 9px; }
  .hero { padding: 20px; border-radius: 18px; }
  .mod-card header { flex-direction: column; }
  .container { width: min(100% - 20px, 1040px); }

  .guide-switcher {
    flex-direction: column;
    margin-bottom: 24px;
  }

  .guide-switcher-label {
    padding: 0;
  }

}


@media (max-width: 560px) {
  .page-nav {
    grid-template-columns: 1fr;
  }

  .page-nav-spacer {
    display: none;
  }

  .page-nav-link.next {
    text-align: left;
  }
}

/* v8 layout hardening for homepage guide switcher and before-you-start cards */
.hero + .guide-switcher {
  margin-top: 0;
}
.guide-switcher {
  margin-bottom: 30px;
}
.guide-switcher + .card-grid {
  margin-top: 18px;
}
.callout {
  display: block;
  margin: 0 0 26px;
}
.callout + .card-grid {
  margin-top: 22px;
}
@media (max-width: 720px) {
  .guide-switcher {
    gap: 8px;
    margin-bottom: 28px;
  }
  .callout {
    margin-bottom: 24px;
  }
}