/* 风控特征关联平台 - 样式
   设计取向：控制台风格，信息密度优先，色彩仅用于风险语义
   主题：所有颜色统一走 CSS 变量，浅色主题只覆盖 :root 变量层（DRY），
         组件规则不做任何主题分支 */

:root {
  color-scheme: dark;

  --bg: #0d1117;
  --bg-panel: #141a22;
  --bg-hover: #1c242e;
  --bg-active: #22303f;
  --bg-sub: #10161d;        /* 风险主题筛选条 */
  --bg-head: #171f29;       /* 详情头渐变起点 */
  --bg-code: #0a0e13;       /* 规则表达式 */
  --bg-foot: #0f141a;       /* 卡片脚 */
  --border: #242c37;
  --border-lit: #2f3a48;
  --fg: #d5dbe3;
  --fg-prose: #c3cbd6;
  --fg-dim: #8b95a3;
  --fg-faint: #5c6672;
  --accent: #4a9eff;
  --high: #e5484d;
  --medium: #f2a33c;
  --low: #3fb950;
  --high-bg: rgba(229, 72, 77, .1);
  --high-bd: rgba(229, 72, 77, .4);
  --medium-bg: rgba(242, 163, 60, .1);
  --medium-bd: rgba(242, 163, 60, .4);
  --low-bg: rgba(63, 185, 80, .1);
  --low-bd: rgba(63, 185, 80, .4);
  --code-fg: #9dc3e8;
  --warn-bg: rgba(229, 72, 77, .07);
  --warn-fg: #e8b4b6;
  --spoof-bg: rgba(242, 163, 60, .06);
  --spoof-fg: #e5cfae;
  --mark-bg: rgba(74, 158, 255, .28);
  --mark-fg: #cfe4ff;
  --scroll: #2a333f;
  --scroll-hover: #384453;
  --shadow: 0 14px 34px rgba(0, 0, 0, .55);
  --mono: ui-monospace, "Cascadia Code", "JetBrains Mono", Consolas, monospace;
}

:root[data-theme="light"] {
  color-scheme: light;

  --bg: #f4f6f9;
  --bg-panel: #ffffff;
  --bg-hover: #eceff4;
  --bg-active: #dfe8f5;
  --bg-sub: #eef1f6;
  --bg-head: #f5f8fc;
  --bg-code: #f1f4f8;
  --bg-foot: #f7f9fc;
  --border: #dde2e9;
  --border-lit: #c5cdd8;
  --fg: #1c2530;
  --fg-prose: #39424f;
  --fg-dim: #5d6875;
  --fg-faint: #6f7b8a;   /* 比暗色主题相对更深，小字号元信息才够看清 */
  --accent: #0b62cf;
  --high: #c92a2f;
  --medium: #a06010;
  --low: #1c7a30;
  --high-bg: rgba(201, 42, 47, .07);
  --high-bd: rgba(201, 42, 47, .35);
  --medium-bg: rgba(160, 96, 16, .08);
  --medium-bd: rgba(160, 96, 16, .35);
  --low-bg: rgba(28, 122, 48, .08);
  --low-bd: rgba(28, 122, 48, .35);
  --code-fg: #0f4d8a;
  --warn-bg: rgba(201, 42, 47, .06);
  --warn-fg: #8f2529;
  --spoof-bg: rgba(160, 96, 16, .07);
  --spoof-fg: #7a4d0c;
  --mark-bg: rgba(11, 98, 207, .18);
  --mark-fg: #0a3d80;
  --scroll: #c8d0da;
  --scroll-hover: #aab4c1;
  --shadow: 0 12px 28px rgba(20, 32, 48, .14);
}

/* 风险主题色由数据层给出（固定 hex），浅色底上略作压暗以保证文字对比度 */
:root[data-theme="light"] .tag.risk { filter: saturate(1.1) brightness(.86); }

* { 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;
  min-height: 100dvh;
  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); }

/* ---------------------------------------------------------------- 搜索 */

.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 input::-webkit-search-cancel-button { display: none; }

.searchbox kbd,
.sb-clear {
  position: absolute; right: 9px; top: 50%;
  transform: translateY(-50%);
  font: 11px var(--mono);
  color: var(--fg-faint);
}

.searchbox kbd {
  padding: 1px 6px;
  background: var(--bg-hover);
  border: 1px solid var(--border-lit);
  border-radius: 4px;
  pointer-events: none;
}

.sb-clear {
  display: none;
  width: 18px; height: 18px;
  place-items: center;
  padding: 0;
  background: var(--bg-hover);
  border: 1px solid var(--border-lit);
  border-radius: 50%;
  font-size: 12px;
  line-height: 1;
  cursor: pointer;
}
.sb-clear:hover { color: var(--fg); border-color: var(--fg-faint); }

.searchbox.has-q kbd { display: none; }
.searchbox.has-q .sb-clear { display: grid; }

/* 全局搜索结果下拉：字段 / 规则 / 风险主题 三类聚合 */

.sresults {
  display: none;
  position: absolute;
  top: calc(100% + 6px); left: 0; right: 0;
  max-height: 62vh;
  overflow-y: auto;
  padding: 4px;
  background: var(--bg-panel);
  border: 1px solid var(--border-lit);
  border-radius: 8px;
  box-shadow: var(--shadow);
  z-index: 50;
}
.sresults.open { display: block; }

.sr-group {
  display: flex; align-items: center; gap: 6px;
  padding: 7px 10px 4px;
  font: 11px var(--mono);
  color: var(--fg-faint);
  letter-spacing: .5px;
}
.sr-group::after { content: ""; flex: 1; height: 1px; background: var(--border); }

.sr-item {
  display: flex; align-items: baseline; gap: 9px;
  padding: 6px 10px;
  border-radius: 6px;
  cursor: pointer;
}
.sr-item:hover { background: var(--bg-hover); }
.sr-item.on { background: var(--bg-active); }

.sr-name { font-size: 13px; color: var(--fg); flex-shrink: 0; max-width: 55%; word-break: break-word; }
.sr-id { font: 11px var(--mono); color: var(--fg-faint); flex-shrink: 0; }
.sr-path {
  margin-left: auto;
  font: 11px var(--mono);
  color: var(--fg-faint);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  direction: rtl;
  text-align: right;
}
.sr-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }

.sr-empty { padding: 16px 12px; text-align: center; font-size: 13px; color: var(--fg-faint); }

.sr-foot {
  display: flex; gap: 14px;
  margin-top: 4px;
  padding: 7px 10px;
  border-top: 1px solid var(--border);
  font: 11px var(--mono);
  color: var(--fg-faint);
}
.sr-foot b { color: var(--fg-dim); font-weight: 500; }

/* ---------------------------------------------------------------- 标签页 */

.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); }

.icon-btn {
  width: 32px; height: 32px;
  display: grid; place-items: center;
  flex-shrink: 0;
  background: transparent;
  border: 1px solid var(--border-lit);
  border-radius: 7px;
  color: var(--fg-dim);
  cursor: pointer;
  transition: all .15s;
}
.icon-btn:hover { color: var(--fg); background: var(--bg-hover); border-color: var(--fg-faint); }
.icon-btn svg { width: 16px; height: 16px; }

/* 暗色显月亮（点它去亮色），亮色显太阳；两条规则特异性相同，靠 data-theme 互斥 */
:root[data-theme="dark"] .icon-btn .i-moon,
:root[data-theme="light"] .icon-btn .i-sun { display: block; }
:root[data-theme="dark"] .icon-btn .i-sun,
:root[data-theme="light"] .icon-btn .i-moon { display: none; }

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

.riskbar {
  display: flex;
  gap: 7px;
  padding: 9px 18px;
  background: var(--bg-sub);
  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, .75); }

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

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

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

#view-graph.active, #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, var(--bg-head), 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); }
:root[data-theme="light"] .tag.risk:hover { filter: saturate(1.1) brightness(.72); }

/* 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: var(--fg-prose); 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: var(--fg-prose); line-height: 1.8; font-size: 13.5px; }

.warn {
  padding: 11px 14px;
  background: var(--warn-bg);
  border-left: 2px solid var(--high);
  border-radius: 0 5px 5px 0;
  color: var(--warn-fg);
  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: var(--spoof-bg);
  border-left: 2px solid var(--medium);
  border-radius: 0 5px 5px 0;
  color: var(--spoof-fg);
  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: var(--high-bd); background: var(--high-bg); }
.lv.medium { color: var(--medium); border-color: var(--medium-bd); background: var(--medium-bg); }
.lv.low { color: var(--low); border-color: var(--low-bd); background: var(--low-bg); }

.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: var(--fg-prose); line-height: 1.75; }

.rule-expr {
  padding: 9px 11px;
  background: var(--bg-code);
  border: 1px solid var(--border);
  border-radius: 5px;
  font: 12px/1.7 var(--mono);
  color: var(--code-fg);
  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; }
.graph-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); }
.graph-jump {
  padding: 2px 7px;
  background: var(--bg-active);
  border: 1px solid var(--border-lit);
  border-radius: 11px;
  color: var(--accent);
  font-size: 11px;
  cursor: pointer;
}
.graph-jump:hover { border-color: var(--accent); }
.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: var(--bg-foot);
}
.mcard-rules .fpill { font-family: var(--mono); font-size: 11px; }

/* ---------------------------------------------------------- 关联图谱视图 */

.graph-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 12px;
}

.graph-stats {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 6px;
  flex-shrink: 0;
}
.graph-stats span {
  padding: 4px 9px;
  background: var(--bg);
  border: 1px solid var(--border-lit);
  border-radius: 14px;
  font: 11px var(--mono);
  color: var(--fg-dim);
}

.graph-wrap {
  overflow-x: auto;
  padding: 10px;
  background:
    radial-gradient(circle at 10% 45%, rgba(74, 158, 255, .08), transparent 28%),
    radial-gradient(circle at 88% 48%, rgba(139, 92, 246, .09), transparent 30%),
    var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
}

.risk-graph {
  display: block;
  width: 100%;
  min-width: 860px;
  height: auto;
}

.g-col {
  fill: var(--fg-faint);
  font: 11px var(--mono);
  text-anchor: middle;
  letter-spacing: .6px;
}

.g-edge {
  fill: none;
  stroke: var(--border-lit);
  stroke-width: 1.4;
  opacity: .62;
}
.g-edge.main { stroke: var(--accent); opacity: .36; }
.g-edge.evidence { stroke-dasharray: 4 5; }

.g-node { cursor: pointer; }
.g-node rect {
  fill: var(--bg-panel);
  stroke: var(--border-lit);
  stroke-width: 1.2;
  filter: drop-shadow(0 8px 14px rgba(0, 0, 0, .18));
  transition: stroke .15s, filter .15s;
}
.g-node:hover rect { stroke: var(--accent); filter: drop-shadow(0 10px 20px rgba(74, 158, 255, .2)); }
.g-node.risk rect { stroke-width: 1.8; }
.g-node.rule.high rect { stroke: var(--high-bd); fill: var(--high-bg); }
.g-node.rule.medium rect { stroke: var(--medium-bd); fill: var(--medium-bg); }
.g-node.rule.low rect { stroke: var(--low-bd); fill: var(--low-bg); }

.g-rule-id {
  fill: var(--fg-faint);
  font: 10.5px var(--mono);
  text-anchor: middle;
  pointer-events: none;
}
.g-rule-name {
  fill: var(--fg-prose);
  font: 500 12.5px -apple-system, "Segoe UI", "Microsoft YaHei", sans-serif;
  text-anchor: middle;
  pointer-events: none;
}

.g-title {
  fill: var(--fg);
  font: 600 12px -apple-system, "Segoe UI", "Microsoft YaHei", sans-serif;
  text-anchor: middle;
  pointer-events: none;
}
.g-node.risk .g-title { font-size: 16px; }
.g-sub {
  fill: var(--fg-faint);
  font: 10.5px var(--mono);
  text-anchor: middle;
  pointer-events: none;
}

.graph-note {
  margin-top: 10px;
  padding: 10px 12px;
  background: var(--bg-foot);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--fg-dim);
  font-size: 12.5px;
  line-height: 1.7;
}
.graph-note b { color: var(--fg); font-weight: 600; }

/* ---------------------------------------------------------- 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: var(--mark-bg); color: var(--mark-fg); border-radius: 2px; padding: 0 1px; }

::-webkit-scrollbar { width: 9px; height: 9px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--scroll); border-radius: 5px; }
::-webkit-scrollbar-thumb:hover { background: var(--scroll-hover); }

/* ---------------------------------------------------------------- 登录页 */

.login-body {
  display: grid;
  place-items: center;
  overflow: auto;
  /* 与首页 logo 同色系的两点辉光，暗色浅色下都成立（用变量控制强度） */
  background:
    radial-gradient(circle at 18% 12%, var(--glow-a), transparent 42%),
    radial-gradient(circle at 82% 88%, var(--glow-b), transparent 45%),
    var(--bg);
}

:root { --glow-a: rgba(74, 158, 255, .12); --glow-b: rgba(124, 92, 255, .11); }
:root[data-theme="light"] { --glow-a: rgba(11, 98, 207, .09); --glow-b: rgba(124, 92, 255, .08); }

.login-theme { position: fixed; top: 16px; right: 16px; }

.login-wrap { width: 100%; padding: 32px 18px; display: grid; place-items: center; }

.login-card {
  width: 100%;
  max-width: 372px;
  padding: 30px 28px 24px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow);
}

.login-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 26px; }
.login-brand h1 { margin: 0; font-size: 16px; font-weight: 600; letter-spacing: .2px; }
.login-sub { margin: 3px 0 0; font: 11.5px var(--mono); color: var(--fg-faint); }

.login-field { display: block; margin-bottom: 16px; }
.login-field > span {
  display: block;
  margin-bottom: 6px;
  font-size: 12px;
  color: var(--fg-dim);
  letter-spacing: .3px;
}

.login-field input {
  width: 100%;
  padding: 9px 12px;
  background: var(--bg);
  border: 1px solid var(--border-lit);
  border-radius: 7px;
  color: var(--fg);
  font-size: 13.5px;
  outline: none;
  transition: border-color .15s;
}
.login-field input:focus { border-color: var(--accent); }
.login-field input::placeholder { color: var(--fg-faint); }

.login-pass { position: relative; display: block; }
.login-pass input { padding-right: 40px; }

.login-eye {
  position: absolute; right: 6px; top: 50%;
  transform: translateY(-50%);
  width: 28px; height: 28px;
  display: grid; place-items: center;
  background: transparent;
  border: 0;
  border-radius: 5px;
  color: var(--fg-faint);
  cursor: pointer;
}
.login-eye:hover { color: var(--fg-dim); background: var(--bg-hover); }
.login-eye.on { color: var(--accent); }
.login-eye svg { width: 16px; height: 16px; }

.login-err {
  margin: 0 0 14px;
  min-height: 17px;
  font-size: 12.5px;
  color: var(--high);
}

.login-btn {
  width: 100%;
  padding: 10px;
  background: var(--accent);
  border: 0;
  border-radius: 7px;
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 2px;
  cursor: pointer;
  transition: filter .15s;
}
.login-btn:hover:not(:disabled) { filter: brightness(1.12); }
.login-btn:disabled { opacity: .62; cursor: not-allowed; letter-spacing: .5px; }

.login-note {
  margin: 16px 0 0;
  font-size: 11.5px;
  color: var(--fg-faint);
  line-height: 1.7;
  text-align: center;
}

/* 口令错误时轻微横向抖动，比只换文字更容易被注意到 */
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-6px); }
  40% { transform: translateX(5px); }
  60% { transform: translateX(-3px); }
  80% { transform: translateX(2px); }
}
.login-card.shake { animation: shake .38s ease; }

@media (prefers-reduced-motion: reduce) {
  .login-card.shake { animation: none; }
}

/* 顶栏用户区 */

.userbox { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.username { font: 11.5px var(--mono); color: var(--fg-dim); white-space: nowrap; }

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

@media (max-width: 760px) {
  body {
    height: auto;
    min-height: 100dvh;
    overflow: auto;
    -webkit-text-size-adjust: 100%;
  }

  .topbar {
    position: sticky;
    top: 0;
    z-index: 40;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 10px;
    padding: 10px 12px;
  }

  .brand { min-width: 0; }
  .logo { width: 30px; height: 30px; border-radius: 7px; font-size: 12px; }
  .topbar h1 { font-size: 14px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .sub { font-size: 10.5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 58vw; }

  .userbox { justify-self: end; }
  .icon-btn { width: 36px; height: 36px; }

  .searchbox {
    grid-column: 1 / -1;
    order: initial;
    max-width: none;
    flex-basis: auto;
  }
  .searchbox input { min-height: 40px; font-size: 16px; }
  .searchbox kbd { display: none; }
  .sresults {
    position: fixed;
    top: 104px;
    left: 10px;
    right: 10px;
    max-height: calc(100dvh - 118px);
  }
  .sr-item { align-items: flex-start; flex-wrap: wrap; gap: 3px 8px; padding: 9px 10px; }
  .sr-name { max-width: 100%; flex-basis: 100%; font-size: 14px; }
  .sr-path { flex-basis: 100%; margin-left: 0; direction: ltr; text-align: left; white-space: normal; }
  .sr-foot { display: none; }

  .tabs {
    grid-column: 1 / -1;
    order: initial;
    margin-left: 0;
    width: 100%;
    overflow-x: auto;
    padding-bottom: 2px;
    scrollbar-width: none;
  }
  .tabs::-webkit-scrollbar { display: none; }
  .tab { flex: 1 0 auto; min-height: 38px; padding: 7px 12px; }

  .riskbar {
    position: sticky;
    top: 151px;
    z-index: 30;
    padding: 8px 10px;
    gap: 6px;
    scrollbar-width: none;
  }
  .riskbar::-webkit-scrollbar { display: none; }
  .risk-pill { min-height: 30px; padding: 4px 10px 4px 8px; font-size: 12px; }

  .layout { flex: none; overflow: visible; min-height: 0; }
  .view { height: auto; min-height: 0; }
  .view.active { display: block; }

  #view-explore.active {
    display: flex;
    flex-direction: column;
  }

  #view-graph.active,
  #view-rules.active,
  #view-matrix.active {
    overflow: visible;
    padding: 10px;
  }

  .tree-panel {
    width: auto;
    max-height: 42dvh;
    border-width: 0 0 1px;
  }
  .panel-head { padding: 8px 10px; }
  .chips { gap: 6px; }
  .chip { min-height: 30px; padding: 3px 9px; }
  .tree { max-height: calc(42dvh - 39px); padding-bottom: 12px; }
  .tnode { min-height: 32px; padding-top: 6px; padding-bottom: 6px; font-size: 13.5px; }
  .caret { padding-top: 5px; }

  .detail-panel { overflow: visible; }
  .empty { padding: 28px 18px; }
  .d-head { padding: 16px 16px 13px; }
  .d-title { font-size: 19px; }
  .d-body { padding: 14px 12px 24px; }
  .block { padding: 13px 12px; }
  .kv { grid-template-columns: 1fr; gap: 4px; }
  .kv dt { text-align: left; padding-top: 0; }
  .link { align-items: flex-start; gap: 8px; padding: 10px; }
  .link-type { min-width: auto; }
  .link-arrow { display: none; }

  .rules-panel,
  .matrix-panel,
  .graph-panel { padding: 12px; border-radius: 7px; }
  .graph-head { display: block; }
  .graph-stats { justify-content: flex-start; margin-bottom: 10px; }
  .risk-graph { min-width: 820px; }
  .graph-wrap { padding: 8px; }
  .rule-grid,
  .mgrid { grid-template-columns: minmax(0, 1fr); }
  .rule-head { gap: 7px; padding: 10px 11px; }
  .rule-act { width: 100%; margin-left: 0; }
  .rule-body { padding: 10px 11px; }
  .fpill { min-height: 28px; display: inline-flex; align-items: center; }

  .login-body { padding: 18px; }
  .login-card { width: min(100%, 360px); padding: 26px 22px; }
}

@media (max-width: 420px) {
  .topbar { padding: 9px 10px; }
  .brand { gap: 8px; }
  .sub { display: none; }
  .riskbar { top: 128px; }
  .tree-panel { max-height: 46dvh; }
  .tree { max-height: calc(46dvh - 39px); }
  .d-body { padding-left: 10px; padding-right: 10px; }
  .rule-fields { gap: 6px; }
}


/* ---------------------------------------------------------------- Admin user management */

.tabs a.tab { text-decoration: none; }
.admin-link {
  display: none;
  padding: 4px 9px;
  background: var(--bg);
  border: 1px solid var(--border-lit);
  border-radius: 14px;
  color: var(--fg-dim);
  font-size: 12px;
  text-decoration: none;
  white-space: nowrap;
}
.admin-link.is-visible { display: inline-block; }
.admin-link:hover { color: var(--accent); border-color: var(--accent); }

.admin-layout {
  flex: 1;
  overflow-y: auto;
  padding: 18px;
  display: grid;
  grid-template-columns: minmax(320px, 420px) minmax(360px, 1fr);
  gap: 16px;
  align-items: start;
}
.admin-card { padding: 18px; border-radius: 8px; }
.admin-form { max-width: 360px; }
.login-field select {
  width: 100%;
  padding: 9px 12px;
  background: var(--bg);
  border: 1px solid var(--border-lit);
  border-radius: 7px;
  color: var(--fg);
  font-size: 13.5px;
  outline: none;
}
.login-field select:focus { border-color: var(--accent); }
.login-err.ok { color: var(--low); }

.admin-users { display: grid; gap: 8px; }
.admin-user {
  display: grid;
  grid-template-columns: minmax(120px, 1fr) auto minmax(180px, 1fr) auto;
  gap: 10px;
  align-items: center;
  padding: 9px 11px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 7px;
}
.admin-name { font-weight: 600; word-break: break-word; }
.admin-role {
  padding: 2px 8px;
  border: 1px solid var(--border-lit);
  border-radius: 12px;
  color: var(--fg-dim);
  font-size: 12px;
}
.admin-role.admin { color: var(--accent); border-color: var(--accent); }
.admin-time { font: 11px var(--mono); color: var(--fg-faint); }
.admin-row-actions { display: inline-flex; gap: 6px; justify-content: flex-end; }
.admin-mini,
.admin-secondary {
  padding: 5px 9px;
  background: var(--bg);
  border: 1px solid var(--border-lit);
  border-radius: 7px;
  color: var(--fg-dim);
  font-size: 12px;
  cursor: pointer;
}
.admin-mini:hover,
.admin-secondary:hover { color: var(--accent); border-color: var(--accent); }
.admin-mini.danger:hover { color: var(--high); border-color: var(--high); }
.admin-actions { display: flex; gap: 8px; align-items: center; }
.admin-actions .login-btn { flex: 1; }
.admin-edit-card { grid-column: 1 / -1; }
@media (max-width: 760px) {
  .admin-link { display: none; }
  .admin-layout { display: block; padding: 10px; }
  .admin-card { margin-bottom: 10px; padding: 14px; }
  .admin-user { grid-template-columns: 1fr auto; }
  .admin-time,
  .admin-row-actions { grid-column: 1 / -1; }
  .admin-row-actions { justify-content: flex-start; }
}