/* 风控特征关联平台 - 样式
   设计取向：深色控制台风格，信息密度优先，色彩仅用于风险语义 */

:root {
  --bg: #0d1117;
  --bg-panel: #141a22;
  --bg-hover: #1c242e;
  --bg-active: #22303f;
  --border: #242c37;
  --border-lit: #2f3a48;
  --fg: #d5dbe3;
  --fg-dim: #8b95a3;
  --fg-faint: #5c6672;
  --accent: #4a9eff;
  --high: #e5484d;
  --medium: #f2a33c;
  --low: #3fb950;
  --mono: ui-monospace, "Cascadia Code", "JetBrains Mono", Consolas, monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 14px/1.6 -apple-system, "Segoe UI", "Microsoft YaHei", sans-serif;
  height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* ---------------------------------------------------------------- 顶栏 */

.topbar {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 10px 18px;
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.brand { display: flex; align-items: center; gap: 11px; }

.logo {
  width: 34px; height: 34px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--accent), #7c5cff);
  border-radius: 8px;
  font: 700 14px/1 var(--mono);
  color: #fff;
  letter-spacing: .5px;
}

.topbar h1 { margin: 0; font-size: 15px; font-weight: 600; letter-spacing: .2px; }
.sub { margin: 0; font-size: 11.5px; color: var(--fg-faint); font-family: var(--mono); }

.searchbox { position: relative; flex: 1; max-width: 520px; }

.searchbox input {
  width: 100%;
  padding: 8px 34px 8px 12px;
  background: var(--bg);
  border: 1px solid var(--border-lit);
  border-radius: 7px;
  color: var(--fg);
  font-size: 13px;
  outline: none;
  transition: border-color .15s;
}
.searchbox input:focus { border-color: var(--accent); }
.searchbox input::placeholder { color: var(--fg-faint); }

.searchbox kbd {
  position: absolute; right: 9px; top: 50%;
  transform: translateY(-50%);
  padding: 1px 6px;
  background: var(--bg-hover);
  border: 1px solid var(--border-lit);
  border-radius: 4px;
  font: 11px var(--mono);
  color: var(--fg-faint);
  pointer-events: none;
}

.tabs { display: flex; gap: 4px; margin-left: auto; }

.tab {
  padding: 7px 15px;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 6px;
  color: var(--fg-dim);
  font-size: 13px;
  cursor: pointer;
  transition: all .15s;
}
.tab:hover { background: var(--bg-hover); color: var(--fg); }
.tab.active { background: var(--bg-active); border-color: var(--border-lit); color: var(--fg); }

/* -------------------------------------------------------- 风险主题筛选条 */

.riskbar {
  display: flex;
  gap: 7px;
  padding: 9px 18px;
  background: #10161d;
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
  flex-shrink: 0;
  scrollbar-width: thin;
}

.risk-pill {
  display: flex; align-items: center; gap: 6px;
  padding: 4px 11px 4px 8px;
  background: var(--bg-panel);
  border: 1px solid var(--border-lit);
  border-radius: 20px;
  font-size: 12.5px;
  color: var(--fg-dim);
  cursor: pointer;
  white-space: nowrap;
  transition: all .15s;
}
.risk-pill:hover { color: var(--fg); border-color: var(--fg-faint); }
.risk-pill.on { color: #fff; }
.risk-pill .dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.risk-pill .cnt { font: 11px var(--mono); color: var(--fg-faint); }
.risk-pill.on .cnt { color: rgba(255,255,255,.7); }

/* ---------------------------------------------------------------- 布局 */

.layout { flex: 1; overflow: hidden; position: relative; }

.view { display: none; height: 100%; }
.view.active { display: flex; }

#view-rules.active, #view-matrix.active { display: block; overflow-y: auto; padding: 16px 18px; }

.panel { background: var(--bg-panel); border: 1px solid var(--border); }

.tree-panel {
  width: 380px;
  flex-shrink: 0;
  border-width: 0 1px 0 0;
  display: flex;
  flex-direction: column;
}

.panel-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  font-size: 12px;
  color: var(--fg-dim);
  text-transform: uppercase;
  letter-spacing: .6px;
  flex-shrink: 0;
}

.chips { display: flex; gap: 4px; }

.chip {
  padding: 2px 8px;
  background: var(--bg);
  border: 1px solid var(--border-lit);
  border-radius: 4px;
  color: var(--fg-dim);
  font-size: 11px;
  cursor: pointer;
  text-transform: none;
  letter-spacing: 0;
}
.chip:hover { color: var(--fg); border-color: var(--fg-faint); }
.chip.on { background: var(--bg-active); color: var(--accent); border-color: var(--accent); }

/* ---------------------------------------------------------------- 字段树 */

.tree { flex: 1; overflow-y: auto; padding: 6px 0 40px; }

.tnode {
  display: flex; align-items: flex-start; gap: 5px;
  padding: 3px 12px 3px 0;
  cursor: pointer;
  font-size: 13px;
  border-left: 2px solid transparent;
  line-height: 1.45;
}
.tnode:hover { background: var(--bg-hover); }
.tnode.sel { background: var(--bg-active); border-left-color: var(--accent); }
.tnode.cat { font-weight: 600; font-size: 13.5px; margin-top: 2px; }
.tnode.hide { display: none; }

.caret {
  width: 14px; flex-shrink: 0;
  color: var(--fg-faint);
  font-size: 9px;
  text-align: center;
  padding-top: 4px;
  transition: transform .12s;
}
.caret.leaf { visibility: hidden; }
.caret.open { transform: rotate(90deg); }

.tlabel { flex: 1; word-break: break-word; }

.tmark {
  flex-shrink: 0;
  display: flex; gap: 3px; align-items: center;
  padding-top: 4px;
}
.tmark i {
  width: 6px; height: 6px; border-radius: 50%;
  display: block;
}
.tmark .n {
  font: 10px var(--mono);
  color: var(--fg-faint);
  padding: 0 2px;
}

/* -------------------------------------------------------------- 详情面板 */

.detail-panel { flex: 1; overflow-y: auto; border-width: 0; padding: 0; }

.empty { padding: 60px 48px; max-width: 620px; }
.empty h2 { font-size: 18px; font-weight: 600; margin: 0 0 12px; }
.empty p { color: var(--fg-dim); line-height: 1.8; }
.empty b { color: var(--accent); font-weight: 600; }

.d-head {
  padding: 20px 28px 16px;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, #171f29, var(--bg-panel));
}

.d-crumb {
  font: 11.5px var(--mono);
  color: var(--fg-faint);
  margin-bottom: 8px;
  word-break: break-all;
}
.d-crumb span { color: var(--fg-dim); }
.d-crumb i { color: var(--fg-faint); font-style: normal; padding: 0 5px; }

.d-title { font-size: 21px; font-weight: 600; margin: 0 0 11px; letter-spacing: .2px; }

.d-tags { display: flex; flex-wrap: wrap; gap: 6px; }

.tag {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 3px 9px;
  border-radius: 4px;
  font-size: 12px;
  border: 1px solid;
  cursor: default;
}
.tag.risk { cursor: pointer; }
.tag.risk:hover { filter: brightness(1.3); }

/* 链路区块：字段 → 关联 → 风险解释 → 规则 */

.d-body { padding: 4px 28px 60px; }

.block { margin-top: 24px; }

.block-t {
  display: flex; align-items: center; gap: 9px;
  font-size: 12px;
  color: var(--fg-dim);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 11px;
}
.block-t::after { content: ""; flex: 1; height: 1px; background: var(--border); }
.block-t .step {
  width: 18px; height: 18px;
  display: grid; place-items: center;
  background: var(--bg-active);
  border: 1px solid var(--border-lit);
  border-radius: 50%;
  font: 10px var(--mono);
  color: var(--accent);
}

.prose { color: #c3cbd6; line-height: 1.85; font-size: 13.5px; }
.prose + .prose { margin-top: 12px; }

.kv { display: grid; grid-template-columns: 92px 1fr; gap: 10px 14px; }
.kv dt {
  font-size: 12px;
  color: var(--fg-faint);
  text-align: right;
  padding-top: 3px;
  letter-spacing: .3px;
}
.kv dd { margin: 0; color: #c3cbd6; line-height: 1.8; font-size: 13.5px; }

.warn {
  padding: 11px 14px;
  background: rgba(229,72,77,.07);
  border-left: 2px solid var(--high);
  border-radius: 0 5px 5px 0;
  color: #e8b4b6;
  font-size: 13px;
  line-height: 1.75;
}
.warn::before { content: "异常判据　"; color: var(--high); font-weight: 600; font-size: 12px; }

.spoof {
  padding: 11px 14px;
  background: rgba(242,163,60,.06);
  border-left: 2px solid var(--medium);
  border-radius: 0 5px 5px 0;
  color: #e5cfae;
  font-size: 13px;
  line-height: 1.75;
}
.spoof::before { content: "对抗手法　"; color: var(--medium); font-weight: 600; font-size: 12px; }

/* 关联卡片 */

.links { display: grid; gap: 7px; }

.link {
  display: flex; align-items: center; gap: 11px;
  padding: 9px 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  transition: all .13s;
}
.link:hover { border-color: var(--accent); background: var(--bg-hover); transform: translateX(2px); }

.link-type {
  flex-shrink: 0;
  min-width: 66px;
  padding: 2px 7px;
  background: var(--bg-active);
  border-radius: 4px;
  font-size: 11px;
  color: var(--accent);
  text-align: center;
}
.link-main { flex: 1; min-width: 0; }
.link-name { font-size: 13px; color: var(--fg); }
.link-path { font: 11px var(--mono); color: var(--fg-faint); margin-top: 2px; }
.link-note { font-size: 12px; color: var(--fg-dim); margin-top: 3px; line-height: 1.6; }
.link-arrow { color: var(--fg-faint); flex-shrink: 0; }
.link:hover .link-arrow { color: var(--accent); }

/* 规则卡片 */

.rules { display: grid; gap: 10px; }

.rule {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 7px;
  overflow: hidden;
}
.rule.clickable { cursor: pointer; }
.rule.clickable:hover { border-color: var(--border-lit); }

.rule-head {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 13px;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.rule-id { font: 11.5px var(--mono); color: var(--fg-faint); }
.rule-name { font-size: 14px; font-weight: 600; }

.lv {
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  border: 1px solid;
}
.lv.high { color: var(--high); border-color: rgba(229,72,77,.4); background: rgba(229,72,77,.1); }
.lv.medium { color: var(--medium); border-color: rgba(242,163,60,.4); background: rgba(242,163,60,.1); }
.lv.low { color: var(--low); border-color: rgba(63,185,80,.4); background: rgba(63,185,80,.1); }

.rule-act { margin-left: auto; font-size: 12px; color: var(--fg-dim); }
.rule-act b { color: var(--fg); font-weight: 500; }

.rule-body { padding: 11px 13px; display: grid; gap: 9px; }

.rule-logic { font-size: 13px; color: #c3cbd6; line-height: 1.75; }

.rule-expr {
  padding: 9px 11px;
  background: #0a0e13;
  border: 1px solid var(--border);
  border-radius: 5px;
  font: 12px/1.7 var(--mono);
  color: #9dc3e8;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-word;
}

.rule-note {
  font-size: 12.5px;
  color: var(--fg-dim);
  padding-left: 9px;
  border-left: 2px solid var(--border-lit);
  line-height: 1.7;
}

.rule-fields { display: flex; flex-wrap: wrap; gap: 5px; }

.fpill {
  padding: 3px 9px;
  background: var(--bg-panel);
  border: 1px solid var(--border-lit);
  border-radius: 13px;
  font-size: 12px;
  color: var(--fg-dim);
  cursor: pointer;
  transition: all .13s;
}
.fpill:hover { color: var(--accent); border-color: var(--accent); }

/* ---------------------------------------------------------- 规则库视图 */

.rules-panel { padding: 16px; border-radius: 8px; }
.matrix-panel { padding: 16px; border-radius: 8px; }

.sec-t { font-size: 15px; font-weight: 600; margin: 0 0 4px; }
.sec-d { color: var(--fg-dim); font-size: 13px; margin: 0 0 16px; line-height: 1.7; }

.rule-grid { display: grid; gap: 11px; grid-template-columns: repeat(auto-fill, minmax(430px, 1fr)); }

/* ---------------------------------------------------------- 矩阵视图 */

.mgrid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(330px, 1fr)); }

.mcard {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 7px;
  overflow: hidden;
}
.mcard-head {
  padding: 11px 13px;
  border-bottom: 1px solid var(--border);
  border-left: 3px solid;
}
.mcard-name { font-size: 14px; font-weight: 600; display: flex; align-items: center; gap: 8px; }
.mcard-name .n { margin-left: auto; font: 11px var(--mono); color: var(--fg-faint); }
.mcard-desc { font-size: 12.5px; color: var(--fg-dim); margin-top: 5px; line-height: 1.7; }
.mcard-body { padding: 10px 13px; max-height: 260px; overflow-y: auto; }
.mcard-body .fpill { margin: 0 4px 5px 0; display: inline-block; }
.mcard-rules {
  padding: 9px 13px;
  border-top: 1px solid var(--border);
  display: flex; flex-wrap: wrap; gap: 5px;
  background: #0f141a;
}
.mcard-rules .fpill { font-family: var(--mono); font-size: 11px; }

/* ---------------------------------------------------------- 搜索结果态 */

.hitcount {
  padding: 7px 12px;
  font: 11.5px var(--mono);
  color: var(--fg-faint);
  border-bottom: 1px solid var(--border);
}
mark { background: rgba(74,158,255,.28); color: #cfe4ff; border-radius: 2px; padding: 0 1px; }

::-webkit-scrollbar { width: 9px; height: 9px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #2a333f; border-radius: 5px; }
::-webkit-scrollbar-thumb:hover { background: #384453; }

@media (max-width: 1100px) {
  .topbar { flex-wrap: wrap; gap: 12px; }
  .searchbox { order: 3; max-width: none; flex-basis: 100%; }
  .tree-panel { width: 300px; }
}