/* 金融知识终极架构 · 共用样式 */
* { margin: 0; padding: 0; box-sizing: border-box; }
:root {
  --bg: #0a0c12;
  --card: #141823;
  --card-2: #10131c;
  --line: rgba(255, 255, 255, 0.09);
  --text: #eef1f7;
  --dim: #9099ad;
  --gold: #f3c969;
  --blue: #8aa6ff;
  --teal: #6fe0c4;
  --mc: var(--gold); /* per-layer accent, set inline */
}
html { scroll-behavior: smooth; }
body {
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(900px 460px at 12% -8%, rgba(243, 201, 105, 0.12), transparent 60%),
    radial-gradient(820px 440px at 90% 0%, rgba(138, 166, 255, 0.12), transparent 60%),
    radial-gradient(900px 560px at 50% 120%, rgba(111, 224, 196, 0.09), transparent 60%),
    var(--bg);
  background-attachment: fixed;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  line-height: 1.7;
}
a { color: inherit; }
.page { max-width: 940px; margin: 0 auto; padding: 16px 18px 80px; }
.wide { max-width: 1060px; }

/* 顶部返回 */
header.top { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; padding-top: 4px; }
header.top a.back { color: var(--blue); text-decoration: none; font-size: 0.9rem; }
header.top a.back:hover { opacity: 0.8; }
header.top .crumb { color: var(--dim); font-size: 0.82rem; }
header.top .crumb a { color: var(--dim); text-decoration: none; }
header.top .crumb a:hover { color: var(--text); }

/* ===== Hero ===== */
.hero { text-align: center; margin: 38px 0 14px; }
.hero .kicker {
  display: inline-block; letter-spacing: 2px; font-size: 0.72rem; font-weight: 700;
  color: var(--gold); border: 1px solid rgba(243, 201, 105, 0.35);
  padding: 5px 14px; border-radius: 999px; margin-bottom: 20px;
}
.hero h1 {
  font-size: 2.7rem; font-weight: 900; letter-spacing: 1px; line-height: 1.18;
  background: linear-gradient(94deg, #f3c969, #fff 42%, #8aa6ff 82%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero .lead { color: var(--dim); margin: 16px auto 0; max-width: 660px; font-size: 1rem; }
.hero .stats { display: flex; gap: 30px; justify-content: center; margin-top: 26px; flex-wrap: wrap; }
.hero .stats .s { text-align: center; }
.hero .stats .s b { display: block; font-size: 1.6rem; font-weight: 800; color: var(--text); font-variant-numeric: tabular-nums; }
.hero .stats .s span { color: var(--dim); font-size: 0.76rem; }

/* ===== 全局检索 ===== */
.search { position: relative; max-width: 720px; margin: 28px auto 0; }
.search input {
  width: 100%; padding: 14px 18px; border-radius: 14px; font-size: 0.98rem;
  background: var(--card-2); color: var(--text);
  border: 1px solid var(--line); outline: none; transition: border-color 0.16s;
}
.search input::placeholder { color: var(--dim); }
.search input:focus { border-color: var(--gold); }
.results {
  position: absolute; z-index: 20; left: 0; right: 0; top: calc(100% + 8px);
  background: #11141f; border: 1px solid var(--line); border-radius: 14px;
  max-height: 60vh; overflow-y: auto; padding: 6px;
  box-shadow: 0 24px 60px -20px rgba(0, 0, 0, 0.8);
}
.results .rcount { color: var(--dim); font-size: 0.74rem; padding: 8px 12px 6px; }
.results .no-hit { color: var(--dim); font-size: 0.9rem; padding: 16px; text-align: center; }
.ritem { display: block; text-decoration: none; padding: 9px 12px; border-radius: 10px; border-left: 3px solid var(--mc); margin: 2px 0; transition: background 0.12s; }
.ritem:hover { background: rgba(255, 255, 255, 0.04); }
.ritem .r-main { font-size: 0.95rem; }
.ritem .r-main b { font-weight: 700; }
.ritem .r-en { color: var(--dim); font-size: 0.84rem; margin-left: 6px; }
.ritem .r-loc { color: var(--dim); font-size: 0.74rem; margin-top: 2px; }
.results mark { background: rgba(243, 201, 105, 0.28); color: #fff; border-radius: 3px; padding: 0 1px; }

/* ===== 区块标题 ===== */
.sec-title { display: flex; align-items: baseline; gap: 12px; margin: 50px 0 18px; }
.sec-title h2 { font-size: 1.35rem; font-weight: 800; }
.sec-title .en { color: var(--dim); font-size: 0.76rem; letter-spacing: 2px; text-transform: uppercase; }
.sec-title .line { flex: 1; height: 1px; background: var(--line); }

.intro-card {
  background: linear-gradient(180deg, rgba(22, 26, 38, 0.95), rgba(16, 19, 28, 0.95));
  border: 1px solid var(--line); border-radius: 16px; padding: 22px 24px;
  color: var(--dim); font-size: 0.95rem;
  box-shadow: 0 20px 50px -34px rgba(0, 0, 0, 0.85), inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

/* ===== 架构总览：层级卡片 ===== */
.layer-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; }
.layer-card {
  display: flex; flex-direction: column; text-decoration: none; color: inherit; position: relative; overflow: hidden;
  border-radius: 16px; padding: 20px;
  background: linear-gradient(180deg, rgba(22, 26, 38, 0.95), rgba(16, 19, 28, 0.95));
  border: 1px solid var(--line);
  box-shadow: 0 20px 50px -34px rgba(0, 0, 0, 0.85), inset 0 1px 0 rgba(255, 255, 255, 0.04);
  transition: transform 0.18s, border-color 0.18s;
}
.layer-card::before { content: ""; position: absolute; left: 0; top: 0; height: 3px; width: 100%; background: linear-gradient(90deg, var(--mc), transparent); }
.layer-card:hover { transform: translateY(-3px); border-color: var(--mc); }
.lc-head { display: flex; align-items: center; }
.lc-id { font-size: 0.82rem; font-weight: 800; letter-spacing: 1px; color: var(--mc); font-variant-numeric: tabular-nums; }
.lc-ic { font-size: 1.7rem; margin-left: auto; }
.layer-card h3 { font-size: 1.15rem; font-weight: 800; margin: 12px 0 3px; }
.lc-en { color: var(--dim); font-size: 0.76rem; letter-spacing: 0.5px; }
.lc-tag { color: var(--dim); font-size: 0.85rem; line-height: 1.6; margin: 11px 0 13px; flex: 1; }
.lc-mods { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 14px; }
.mchip { font-size: 0.72rem; color: #c9cee0; background: rgba(255, 255, 255, 0.04); border: 1px solid var(--line); border-radius: 999px; padding: 2px 9px; }
.mchip.new { color: var(--gold); border-color: rgba(243, 201, 105, 0.4); }
.lc-foot { display: flex; align-items: center; justify-content: space-between; padding-top: 12px; border-top: 1px solid var(--line); }
.lc-foot span { color: var(--dim); font-size: 0.78rem; }
.lc-foot .go { color: var(--mc); font-weight: 700; }

/* ===== 层级导航条 ===== */
.layer-nav { display: flex; gap: 8px; flex-wrap: wrap; margin: 18px 0 6px; }
.lpill {
  display: flex; align-items: center; gap: 7px; text-decoration: none;
  padding: 7px 12px; border-radius: 999px; border: 1px solid var(--line);
  background: var(--card-2); transition: border-color 0.16s, background 0.16s;
}
.lpill b { color: var(--mc); font-size: 0.8rem; font-weight: 800; }
.lpill span { color: var(--dim); font-size: 0.82rem; }
.lpill:hover { border-color: var(--mc); }
.lpill.on { border-color: var(--mc); background: rgba(255, 255, 255, 0.05); }
.lpill.on span { color: var(--text); }

/* ===== 层级 Hero ===== */
.layer-hero {
  display: flex; gap: 20px; align-items: center; margin: 22px 0 30px;
  padding: 24px; border-radius: 18px; position: relative; overflow: hidden;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.05), rgba(16, 19, 28, 0.6));
  border: 1px solid var(--line);
}
.layer-hero::before { content: ""; position: absolute; inset: 0; background: radial-gradient(420px 220px at 0% 0%, color-mix(in srgb, var(--mc) 22%, transparent), transparent 70%); pointer-events: none; }
.lh-ic { font-size: 3.4rem; line-height: 1; }
.lh-id { color: var(--mc); font-size: 0.78rem; font-weight: 800; letter-spacing: 2px; }
.layer-hero h1 { font-size: 1.9rem; font-weight: 900; margin: 6px 0 2px; }
.lh-en { color: var(--dim); font-size: 0.82rem; letter-spacing: 0.5px; }
.layer-hero p { color: #c9cee0; font-size: 0.92rem; margin: 10px 0 0; max-width: 680px; }
.lh-stats { display: flex; gap: 10px; margin-top: 12px; }
.lh-stats span { font-size: 0.76rem; color: var(--dim); border: 1px solid var(--line); border-radius: 999px; padding: 2px 11px; }

/* ===== 模块区块 + 术语卡片 ===== */
.mod-sec { margin: 30px 0; scroll-margin-top: 16px; }
.mod-sec.flash { animation: flash 1.6s ease; }
@keyframes flash { 0% { background: color-mix(in srgb, var(--mc) 16%, transparent); } 100% { background: transparent; } }
.ms-head { display: flex; align-items: baseline; gap: 12px; }
.ms-no { font-size: 0.78rem; font-weight: 800; color: var(--mc); font-variant-numeric: tabular-nums; letter-spacing: 0.5px; }
.ms-head h3 { font-size: 1.18rem; font-weight: 800; }
.ms-cnt { margin-left: auto; color: var(--dim); font-size: 0.76rem; white-space: nowrap; }
.new-badge { font-size: 0.64rem; font-weight: 700; color: var(--gold); border: 1px solid rgba(243, 201, 105, 0.45); border-radius: 999px; padding: 1px 8px; vertical-align: middle; margin-left: 4px; }
.ms-en { color: var(--dim); font-size: 0.76rem; letter-spacing: 0.5px; margin: 3px 0 14px; padding-bottom: 12px; border-bottom: 1px solid var(--line); }

.term-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(248px, 1fr)); gap: 12px; }
.term {
  background: linear-gradient(180deg, rgba(22, 26, 38, 0.9), rgba(16, 19, 28, 0.9));
  border: 1px solid var(--line); border-left: 3px solid var(--mc);
  border-radius: 12px; padding: 13px 15px; transition: transform 0.14s, border-color 0.14s;
}
.term:hover { transform: translateY(-2px); border-color: var(--mc); }
.t-cn { font-size: 0.98rem; font-weight: 700; line-height: 1.4; }
.t-en { color: var(--blue); font-size: 0.8rem; margin-top: 3px; line-height: 1.4; word-break: break-word; }
.t-note { color: var(--dim); font-size: 0.8rem; margin-top: 6px; line-height: 1.55; }

/* 上一层 / 下一层 */
.pager { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 42px 0 0; }
.pager a { text-decoration: none; color: inherit; border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; background: var(--card-2); transition: border-color 0.16s, transform 0.16s; }
.pager a:hover { border-color: var(--gold); transform: translateY(-2px); }
.pager a span { display: block; color: var(--dim); font-size: 0.74rem; margin-bottom: 5px; }
.pager a b { font-weight: 700; font-size: 0.95rem; }
.pager a.next { text-align: right; }
.pager .empty { border: 1px dashed var(--line); border-radius: 12px; opacity: 0.35; }

.soon-box { text-align: center; color: var(--dim); padding: 28px; border: 1px dashed var(--line); border-radius: 14px; font-size: 0.92rem; }

/* ===== 总览页：图谱入口横幅 ===== */
.viz-banner {
  display: flex; align-items: center; gap: 16px; text-decoration: none; color: inherit;
  margin: 22px auto 0; max-width: 720px; padding: 16px 20px; border-radius: 14px;
  background: linear-gradient(100deg, rgba(157, 140, 255, 0.14), rgba(111, 224, 196, 0.08));
  border: 1px solid rgba(157, 140, 255, 0.3); transition: transform 0.16s, border-color 0.16s;
}
.viz-banner:hover { transform: translateY(-2px); border-color: var(--blue); }
.viz-banner .vb-ic { font-size: 1.9rem; }
.viz-banner .vb-body { flex: 1; }
.viz-banner .vb-body b { font-size: 1rem; }
.viz-banner .vb-body p { color: var(--dim); font-size: 0.84rem; margin-top: 2px; }
.viz-banner .vb-go { color: var(--blue); font-weight: 700; font-size: 0.9rem; white-space: nowrap; }

/* ===== 因果推导图谱 ===== */
.dg-note { color: var(--dim); font-size: 0.88rem; margin: -6px 0 16px; }
.dg-grid { display: grid; grid-template-columns: 1fr; gap: 18px; }
@media (min-width: 1000px) { .dg-grid { grid-template-columns: 1fr 1fr; } }
.dg-card {
  background: linear-gradient(180deg, rgba(22, 26, 38, 0.95), rgba(16, 19, 28, 0.95));
  border: 1px solid var(--line); border-radius: 16px; overflow: hidden;
  box-shadow: 0 20px 50px -34px rgba(0, 0, 0, 0.85), inset 0 1px 0 rgba(255, 255, 255, 0.04);
  display: flex; flex-direction: column;
}
.dg-head { padding: 16px 18px 10px; }
.dg-head h3 { font-size: 1.06rem; font-weight: 800; }
.dg-en { color: var(--dim); font-size: 0.76rem; letter-spacing: 0.5px; margin-top: 2px; }
.dg-flow { position: relative; margin: 0 14px; border-radius: 12px; border: 1px solid var(--line); cursor: zoom-in; background: radial-gradient(120% 120% at 50% 0%, rgba(138,166,255,.06), transparent 60%), #0b0e16; padding: 12px; overflow: hidden; }
.dg-flow .dg-zoom { position: absolute; right: 10px; bottom: 10px; font-size: 0.72rem; color: #fff; background: rgba(0, 0, 0, 0.5); border-radius: 999px; padding: 3px 9px; opacity: 0; transition: opacity 0.16s; }
.dg-flow:hover .dg-zoom { opacity: 1; }
.dg-chain { padding: 14px 18px 0; color: #cdd2e0; font-size: 0.9rem; line-height: 1.7; }
.dg-chain b { color: var(--gold); }
.dg-nodes { display: flex; flex-wrap: wrap; gap: 6px; padding: 12px 18px 18px; }
.dg-node { font-size: 0.72rem; color: #c9cee0; background: rgba(255, 255, 255, 0.04); border: 1px solid var(--line); border-radius: 999px; padding: 2px 9px; }

/* ===== SVG 流程图（节点 / 连线） ===== */
.flow { display: block; width: 100%; height: auto; }
.flow .fedge { fill: none; stroke: #586079; stroke-width: 2; }
.flow .fedge-arrow { fill: #7681a0; }
.fnode {
  box-sizing: border-box; width: 100%; height: 100%;
  display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center;
  gap: 2px; padding: 6px 8px; border-radius: 11px;
  background: linear-gradient(180deg, #1b2030, #141826);
  border: 1px solid var(--line);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
  overflow: hidden;
}
.fnode.hot { background: linear-gradient(180deg, color-mix(in srgb, var(--ac) 26%, #141826), #141826); border-color: var(--ac); box-shadow: 0 0 0 1px color-mix(in srgb, var(--ac) 35%, transparent); }
.fn-t { color: #eef1f7; font-size: 16px; font-weight: 700; line-height: 1.25; }
.fn-s { color: #9099ad; font-size: 11.5px; line-height: 1.25; }
.fnode.hot .fn-s { color: #c7cee2; }
.fedge-label {
  box-sizing: border-box; height: 100%; display: flex; align-items: center; justify-content: center;
  font-size: 12.5px; color: #aeb6cd; background: #0b0e16; border: 1px solid var(--line); border-radius: 6px;
  font-family: -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif; white-space: nowrap; padding: 0 4px;
}

/* 灯箱 */
.lightbox { position: fixed; inset: 0; z-index: 100; background: rgba(6, 8, 13, 0.94); display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 24px; cursor: zoom-out; }
.lightbox[hidden] { display: none; }
.lb-stage { width: min(1180px, 96vw); max-height: 84vh; overflow: auto; cursor: default; }
.lb-stage svg { width: 100%; height: auto; }
.lb-cap { color: var(--text); font-size: 0.92rem; margin-top: 14px; }
.lb-close { position: absolute; top: 18px; right: 22px; background: none; border: none; color: #fff; font-size: 1.6rem; cursor: pointer; opacity: 0.8; z-index: 2; }
.lb-close:hover { opacity: 1; }

footer { margin-top: 56px; text-align: center; color: var(--dim); font-size: 0.8rem; line-height: 1.9; }
footer a { color: var(--blue); text-decoration: none; }

@media (max-width: 560px) {
  .hero h1 { font-size: 2rem; }
  .hero .stats { gap: 18px; }
  .layer-hero { flex-direction: column; text-align: center; }
  .lh-stats { justify-content: center; }
  .pager { grid-template-columns: 1fr; }
}