:root {
  --bg0: #0c0e12;
  --bg1: #141820;
  --bg2: #1c222c;
  --line: rgba(200, 168, 88, 0.22);
  --text: #e8e4dc;
  --dim: #9a9488;
  --amber: #d4a84b;
  --amber-soft: #c49a3c;
  --rust: #c45c3a;
  --ok: #7cbc6a;
  --card: rgba(22, 26, 34, 0.92);
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
  --font-display: "ZCOOL XiaoWei", "Noto Serif SC", "Source Han Serif SC", serif;
  --font-body: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --max: 1080px;
  --radius: 12px;
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  background: var(--bg0);
}

.asphalt {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(1200px 600px at 20% -10%, rgba(180, 120, 40, 0.16), transparent 55%),
    radial-gradient(900px 500px at 90% 10%, rgba(90, 70, 40, 0.2), transparent 50%),
    linear-gradient(180deg, #161410 0%, var(--bg0) 38%, #0a0c10 100%);
}
.asphalt::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.07;
  background-image:
    repeating-linear-gradient(
      90deg,
      transparent 0,
      transparent 11px,
      rgba(255, 255, 255, 0.03) 11px,
      rgba(255, 255, 255, 0.03) 12px
    ),
    repeating-linear-gradient(
      0deg,
      transparent 0,
      transparent 11px,
      rgba(0, 0, 0, 0.25) 11px,
      rgba(0, 0, 0, 0.25) 12px
    );
  pointer-events: none;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 16px;
  padding: 12px 18px;
  border-bottom: 1px solid var(--line);
  background: rgba(10, 12, 16, 0.88);
  backdrop-filter: blur(10px);
}

.brand {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  min-width: 0;
}
.brand-mark {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3.5vw, 1.75rem);
  letter-spacing: 0.08em;
  color: var(--amber);
  line-height: 1.15;
}
.brand-sub {
  font-size: 0.78rem;
  color: var(--dim);
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.nav-toggle {
  margin-left: auto;
  display: none;
  border: 1px solid var(--line);
  background: var(--bg2);
  color: var(--text);
  border-radius: 8px;
  padding: 8px 12px;
  font: inherit;
  cursor: pointer;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
}
.nav a {
  color: var(--dim);
  text-decoration: none;
  font-weight: 500;
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
}
.nav a:hover,
.nav a.active {
  color: var(--amber);
  border-bottom-color: var(--amber-soft);
}

.search {
  display: flex;
  gap: 8px;
  margin-left: auto;
  min-width: min(100%, 280px);
}
.search input {
  flex: 1;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--bg1);
  color: var(--text);
  padding: 8px 12px;
  font: inherit;
}
.search button {
  border: 1px solid var(--amber-soft);
  border-radius: 8px;
  background: linear-gradient(180deg, #3a3018, #2a2414);
  color: var(--amber);
  padding: 8px 14px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.app {
  width: min(var(--max), 100% - 28px);
  margin: 0 auto;
  padding: 28px 0 64px;
  outline: none;
}

.footer {
  border-top: 1px solid var(--line);
  padding: 24px 20px 28px;
  text-align: center;
  color: var(--dim);
  font-size: 0.85rem;
}
.footer-line { margin: 0 0 10px; }
.footer-meta {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px 10px;
}
.footer-meta a {
  color: var(--dim);
  text-decoration: none;
}
.footer-meta a:hover { color: var(--amber); }
.footer-sep { opacity: 0.45; }

.nav-play {
  color: var(--amber) !important;
  font-weight: 700 !important;
}

/* —— Home / Official —— */
.hero {
  position: relative;
  min-height: min(78vh, 680px);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: clamp(32px, 7vw, 64px);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 4px);
  overflow: hidden;
  box-shadow: var(--shadow);
  background:
    linear-gradient(180deg, transparent 8%, rgba(8, 10, 14, 0.5) 42%, rgba(8, 10, 14, 0.94) 100%),
    radial-gradient(900px 480px at 72% 18%, rgba(212, 168, 75, 0.22), transparent 58%),
    radial-gradient(700px 360px at 12% 80%, rgba(120, 70, 30, 0.18), transparent 55%),
    linear-gradient(135deg, #1a1610 0%, #0e1218 55%, #141210 100%);
  animation: hero-in 0.7s ease-out both;
}
.hero::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 18%;
  height: 3px;
  background: linear-gradient(90deg, transparent, rgba(212, 168, 75, 0.7), transparent);
  opacity: 0.7;
  animation: road-line 2.4s ease-in-out infinite alternate;
}
@keyframes hero-in {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes road-line {
  from { opacity: 0.35; transform: scaleX(0.86); }
  to { opacity: 0.85; transform: scaleX(1); }
}
.hero-kicker {
  font-size: 0.85rem;
  letter-spacing: 0.22em;
  color: var(--dim);
  margin: 0 0 10px;
}
.hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 9vw, 4.6rem);
  font-weight: 400;
  letter-spacing: 0.12em;
  color: var(--amber);
  line-height: 1.05;
}
.hero-lead {
  margin: 16px 0 0;
  max-width: 28em;
  font-size: 1.08rem;
  color: var(--text);
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 22px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 700;
  border: 1px solid transparent;
  transition: transform 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: linear-gradient(180deg, #5a451c, #2e2612);
  border-color: var(--amber);
  color: #ffe6a8;
  box-shadow: 0 8px 24px rgba(180, 120, 30, 0.22);
}
.btn-primary:hover {
  box-shadow: 0 12px 28px rgba(180, 120, 30, 0.32);
}
.btn-ghost {
  background: rgba(255, 255, 255, 0.03);
  border-color: var(--line);
  color: var(--text);
}

.widget-slot {
  margin-top: 18px;
  padding: 18px 16px;
  border: 1px dashed rgba(200, 168, 88, 0.35);
  border-radius: var(--radius);
  background: rgba(20, 24, 32, 0.55);
  text-align: center;
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.widget-slot-note {
  margin: 0;
  color: var(--dim);
  font-size: 0.9rem;
}

.manual-block {
  margin-top: 28px;
  animation: hero-in 0.7s ease-out 0.12s both;
}
.manual-head {
  margin-bottom: 14px;
}
.manual-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--amber);
}
.manual-head p {
  margin: 6px 0 0;
  color: var(--dim);
  font-size: 0.95rem;
}

.entry-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 12px;
}
.entry-card {
  display: block;
  padding: 18px 16px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--card);
  text-decoration: none;
  color: inherit;
  min-height: 120px;
}
.entry-card h2 {
  margin: 0 0 8px;
  font-size: 1.15rem;
  color: var(--amber);
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: 0.06em;
}
.entry-card p {
  margin: 0;
  color: var(--dim);
  font-size: 0.92rem;
}

/* —— Layout pages —— */
.page-head {
  margin-bottom: 22px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}
.page-head h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--amber);
}
.page-head p {
  margin: 8px 0 0;
  color: var(--dim);
}

.layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 22px;
  align-items: start;
}
.side {
  position: sticky;
  top: 78px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
}
.side h2 {
  margin: 0 0 10px;
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  color: var(--dim);
  font-weight: 700;
}
.side a {
  display: block;
  color: var(--text);
  text-decoration: none;
  padding: 7px 8px;
  border-radius: 6px;
  font-size: 0.92rem;
}
.side a:hover,
.side a.active {
  background: rgba(212, 168, 75, 0.12);
  color: var(--amber);
}

.panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  padding: clamp(18px, 3vw, 28px);
  box-shadow: var(--shadow);
}
.panel h2 {
  margin: 1.4em 0 0.5em;
  font-size: 1.25rem;
  color: var(--amber);
}
.panel h2:first-child { margin-top: 0; }
.panel h3 {
  margin: 1.1em 0 0.4em;
  font-size: 1.05rem;
  color: var(--text);
}
.panel p { margin: 0.55em 0; }
.panel ul,
.panel ol {
  margin: 0.4em 0 0.8em;
  padding-left: 1.25em;
}
.panel li { margin: 0.25em 0; }
.panel a.wiki-link {
  color: var(--amber);
  text-decoration: underline;
  text-decoration-color: rgba(212, 168, 75, 0.4);
}
.panel a.wiki-link:hover {
  color: #f0c86a;
}
.related {
  margin-top: 1.4em;
  padding-top: 1em;
  border-top: 1px solid var(--line);
  color: var(--dim);
  font-size: 0.95rem;
}
.related .wiki-link { margin: 0 2px; }

@keyframes fade-up {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
.hero,
.entry-card,
.panel,
.glossary-item,
.wiki-card,
.result-item {
  animation: fade-up 0.45s ease both;
}
.entry-card:nth-child(2) { animation-delay: 0.06s; }
.entry-card:nth-child(3) { animation-delay: 0.12s; }

.crumb {
  margin: 0 0 12px;
  font-size: 0.85rem;
  color: var(--dim);
}
.crumb a { color: var(--amber); text-decoration: none; }

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 10px 0 0;
}
.tag {
  font-size: 0.75rem;
  padding: 3px 8px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--dim);
}

/* —— Glossary —— */
.glossary-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}
.chip {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--dim);
  border-radius: 999px;
  padding: 6px 12px;
  font: inherit;
  cursor: pointer;
}
.chip.active,
.chip:hover {
  border-color: var(--amber-soft);
  color: var(--amber);
  background: rgba(212, 168, 75, 0.1);
}

.glossary-list {
  display: grid;
  gap: 10px;
}
.glossary-item {
  display: block;
  padding: 14px 16px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
  text-decoration: none;
  color: inherit;
}
.glossary-item:hover {
  border-color: rgba(212, 168, 75, 0.45);
}
.glossary-item strong {
  color: var(--amber);
  font-size: 1.05rem;
}
.glossary-item .aliases {
  color: var(--dim);
  font-size: 0.82rem;
  margin-left: 8px;
}
.glossary-item p {
  margin: 6px 0 0;
  color: var(--text);
  font-size: 0.95rem;
}

.wiki-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.wiki-card {
  display: block;
  padding: 16px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
  text-decoration: none;
  color: inherit;
}
.wiki-card:hover { border-color: rgba(212, 168, 75, 0.45); }
.wiki-card h3 {
  margin: 0 0 6px;
  font-size: 1.05rem;
  color: var(--amber);
  font-family: var(--font-display);
  font-weight: 400;
}
.wiki-card p {
  margin: 0;
  color: var(--dim);
  font-size: 0.9rem;
}

.search-results { display: grid; gap: 10px; }
.result-item {
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--card);
  text-decoration: none;
  color: inherit;
  display: block;
}
.result-item:hover { border-color: rgba(212, 168, 75, 0.45); }
.result-kind {
  font-size: 0.75rem;
  color: var(--dim);
  letter-spacing: 0.08em;
}
.result-item h3 {
  margin: 4px 0;
  font-size: 1.05rem;
  color: var(--amber);
}
.result-item p {
  margin: 0;
  color: var(--dim);
  font-size: 0.9rem;
}

.empty,
.error-box {
  padding: 20px;
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  color: var(--dim);
}
.error-box {
  border-style: solid;
  border-color: rgba(196, 92, 58, 0.5);
  color: #e8b4a4;
}

@media (max-width: 860px) {
  .nav-toggle { display: inline-flex; }
  .nav {
    display: none;
    width: 100%;
    flex-direction: column;
    gap: 0;
  }
  .nav.open { display: flex; }
  .nav a {
    padding: 10px 4px;
    border-bottom: 1px solid var(--line);
  }
  .search {
    order: 5;
    width: 100%;
    margin-left: 0;
  }
  .layout { grid-template-columns: 1fr; }
  .side { position: static; }
  .entry-grid,
  .wiki-grid { grid-template-columns: 1fr; }
  .hero { min-height: 58vh; }
}