/* ───────────────────────────────────────────────────────────
   会话存档看板 · 设计系统
   方向:对齐「初创无忧」官网品牌 —— 靛蓝(#6366f1)+ 青蓝点缀,
   深底侧栏 + 浅灰白内容,圆角卡片 + 柔和阴影,全程 PingFang SC。
   纯 CSS 组件类,供各 view 复用;类名与旧版保持一致,view 无需改动。
   ─────────────────────────────────────────────────────────── */

:root {
  /* 品牌主色 · 靛蓝(官网 --primary) */
  --brand: #6366f1;
  --brand-dark: #4f46e5;
  --brand-light: #818cf8;
  --brand-grad: linear-gradient(135deg, #6366f1 0%, #818cf8 100%);
  --brand-soft: #eef0fe;       /* 极浅靛蓝:选中/链接底 */

  /* 兼容旧变量名:accent 一律映射到品牌靛蓝 */
  --accent: var(--brand);
  --accent-deep: var(--brand-dark);
  --accent-soft: var(--brand-soft);

  /* 深底侧栏(官网 bg-dark 同色系) */
  --ink: #1a202c;
  --ink-2: #252d3c;            /* 悬停/选中卡片 */
  --ink-line: #2f3848;
  --ink-text: #cbd2de;
  --ink-dim: #707a8c;

  /* 浅色内容区 */
  --paper: #f4f6fb;            /* 内容底:带一丝靛蓝的冷白 */
  --paper-2: #ffffff;          /* 卡片白底 */
  --line: #e2e8f0;             /* 描边/分隔线(官网 --border) */
  --line-2: #eef1f6;
  --text: #1a202c;             /* 正文主色 */
  --text-2: #4a5568;
  --muted: #718096;            /* 次要文字 */

  /* 语义色 · 告警 */
  --red: #e0465f;              /* 🔴 必须处理 */
  --red-soft: #fdeaee;
  --amber: #d97706;            /* 🟡 需关注 */
  --amber-soft: #fdf0dc;
  --slate: #64748b;            /* ⚫ 沉默/流失 */
  --slate-soft: #eef1f6;

  --radius: 14px;
  --radius-sm: 9px;
  --shadow: 0 1px 2px rgba(26,32,44,.04), 0 4px 14px rgba(26,32,44,.05);
  --shadow-lift: 0 6px 18px rgba(79,70,229,.10), 0 14px 36px rgba(26,32,44,.10);

  /* 全程系统中文无衬线;数字用同字体 + tabular-nums 对齐 */
  --font-body: 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont,
               'Noto Sans SC', 'Segoe UI', Roboto, sans-serif;
  --font-mono: var(--font-body);
}

[x-cloak] { display: none !important; }

* { box-sizing: border-box; }

html, body { margin: 0; }

body {
  font-family: var(--font-body);
  color: var(--text);
  background-color: var(--paper);
  /* 极淡的双层靛蓝光晕,呼应官网 hero 的品牌氛围,避免大色块呆板 */
  background-image:
    radial-gradient(1100px 560px at 82% -10%, rgba(99,102,241,.07), transparent 60%),
    radial-gradient(820px 460px at -6% 6%, rgba(78,205,196,.05), transparent 55%);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.mono { font-variant-numeric: tabular-nums; font-feature-settings: "tnum"; letter-spacing: .2px; }

/* ── 整体布局:侧栏 + 主区 ───────────────────────────────── */
.shell { min-height: 100vh; display: flex; }

.sidebar {
  width: 234px; flex-shrink: 0;
  background: var(--ink);
  color: var(--ink-text);
  border-right: 1px solid var(--ink-line);
  display: flex; flex-direction: column;
  position: sticky; top: 0; height: 100vh;
  padding: 22px 14px;
}

.brand { display: flex; align-items: center; gap: 11px; padding: 4px 8px 20px; }
.brand-mark {
  width: 40px; height: 40px; flex-shrink: 0;
  display: grid; place-items: center;
  background: #fff; border-radius: 11px; overflow: hidden;
  box-shadow: 0 4px 16px rgba(99,102,241,.35);
}
.brand-mark img { width: 100%; height: 100%; object-fit: contain; padding: 4px; }
.brand-name { font-size: 15px; font-weight: 600; color: #fff; letter-spacing: .3px; }
.brand-sub {
  font-size: 10.5px; color: var(--brand-light);
  letter-spacing: 1.4px; text-transform: uppercase; margin-top: 3px;
  font-variant-numeric: tabular-nums;
}

.nav { display: flex; flex-direction: column; gap: 2px; margin-top: 6px; }
.nav-item {
  display: flex; align-items: center; gap: 11px;
  width: 100%; text-align: left;
  padding: 9px 12px; border: 0; background: transparent;
  color: var(--ink-text); border-radius: var(--radius-sm);
  font-family: var(--font-body); font-size: 13.5px; cursor: pointer;
  position: relative; transition: background .15s, color .15s;
}
.nav-item:hover { background: var(--ink-2); color: #fff; }
.nav-item.is-active { background: var(--ink-2); color: #fff; }
.nav-item.is-active::before {
  content: ""; position: absolute; left: 0; top: 8px; bottom: 8px; width: 3px;
  background: var(--brand-grad); border-radius: 0 3px 3px 0;
}
.nav-ico { width: 18px; text-align: center; font-size: 14px; opacity: .85; }

.sidebar-foot {
  margin-top: auto; padding: 14px 10px 2px;
  font-size: 10.5px; color: var(--ink-dim);
  letter-spacing: .4px; border-top: 1px solid var(--ink-line);
}
.nav-group { display: flex; flex-direction: column; gap: 2px; }
.nav-group + .nav-group { margin-top: 14px; }
.nav-group-label {
  font-size: 10.5px; letter-spacing: 1.2px; text-transform: uppercase;
  color: var(--ink-dim); padding: 2px 12px 6px;
}

.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }

.topbar {
  position: sticky; top: 0; z-index: 5;
  display: flex; align-items: baseline; justify-content: space-between;
  padding: 18px 30px; gap: 16px;
  background: rgba(244,246,251,.85); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.topbar-title { margin: 0; font-size: 19px; font-weight: 600; letter-spacing: .2px; }
.topbar-meta { font-size: 11.5px; color: var(--muted); letter-spacing: .3px; }

.content { padding: 26px 30px 60px; animation: fadeUp .42s cubic-bezier(.2,.7,.2,1); }
@keyframes fadeUp { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* ── 卡片 / 区块 ─────────────────────────────────────────── */
.card {
  background: var(--paper-2); border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 16px 18px;
}
.stack { display: flex; flex-direction: column; }
.stack > * + * { margin-top: 12px; }

.sec {
  display: flex; align-items: center; gap: 9px;
  font-size: 12.5px; font-weight: 600; letter-spacing: .3px;
  color: var(--text-2);
  margin: 22px 2px 12px;
}
.sec:first-child { margin-top: 4px; }
.sec .count {
  font-size: 11px; font-weight: 600; color: var(--brand-dark);
  background: var(--brand-soft); border-radius: 20px; padding: 1px 9px;
  font-variant-numeric: tabular-nums;
}
.sec::after { content: ""; flex: 1; height: 1px; background: var(--line); margin-left: 4px; }

/* ── 指标卡(总览)─────────────────────────────────────── */
.metrics { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.metric {
  text-align: left; cursor: pointer;
  background: var(--paper-2); border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 18px 18px 16px; position: relative; overflow: hidden;
  transition: transform .16s, box-shadow .16s, border-color .16s;
  animation: fadeUp .5s backwards;
}
.metric:hover { transform: translateY(-3px); box-shadow: var(--shadow-lift); border-color: var(--brand-light); }
.metric:nth-child(1){animation-delay:.02s} .metric:nth-child(2){animation-delay:.06s}
.metric:nth-child(3){animation-delay:.10s} .metric:nth-child(4){animation-delay:.14s}
.metric:nth-child(5){animation-delay:.18s}
.metric::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: var(--brand-grad);
}
.metric.is-red::before { background: var(--red); }
.metric.is-amber::before { background: var(--amber); }
.metric.is-slate::before { background: var(--slate); }
.metric .num {
  font-variant-numeric: tabular-nums; font-feature-settings: "tnum";
  font-size: 34px; font-weight: 700; line-height: 1; color: var(--text);
}
.metric .lbl { margin-top: 9px; font-size: 12.5px; color: var(--muted); }

/* ── 列表行 ─────────────────────────────────────────────── */
.row {
  background: var(--paper-2); border: 1px solid var(--line);
  border-radius: var(--radius-sm); box-shadow: var(--shadow);
  padding: 12px 14px; transition: border-color .15s, box-shadow .15s;
}
.row:hover { border-color: var(--brand-light); box-shadow: var(--shadow-lift); }
.row-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.row-name { font-weight: 600; font-size: 14px; }
.row-quote { font-size: 13.5px; margin-top: 5px; color: var(--text); }
.row-reason { font-size: 12px; color: var(--muted); margin-top: 3px; }
.row-time { font-size: 11px; color: var(--muted); white-space: nowrap; font-variant-numeric: tabular-nums; }

/* ── 状态点 / 标签 ───────────────────────────────────────── */
.dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 6px; vertical-align: 1px; }
.dot.red { background: var(--red); } .dot.amber { background: var(--amber); }
.dot.slate { background: var(--slate); } .dot.accent { background: var(--brand); }

.chip {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 10.5px; font-weight: 500; letter-spacing: .2px;
  padding: 2px 9px; border-radius: 20px; color: var(--muted); background: var(--line-2);
  white-space: nowrap;
}
.chip.red { color: var(--red); background: var(--red-soft); }
.chip.amber { color: var(--amber); background: var(--amber-soft); }
.chip.slate { color: var(--slate); background: var(--slate-soft); }
.chip.accent { color: var(--brand-dark); background: var(--brand-soft); }

/* ── 表单控件 ───────────────────────────────────────────── */
.field {
  font-family: var(--font-body); font-size: 13px; color: var(--text);
  background: var(--paper-2); border: 1px solid var(--line);
  border-radius: var(--radius-sm); padding: 8px 12px; outline: none;
  max-width: 100%;
  transition: border-color .15s, box-shadow .15s;
}
.field:focus { border-color: var(--brand); box-shadow: 0 0 0 3px var(--brand-soft); }
select.field { cursor: pointer; }
.search-field { width: min(300px, 100%); }
.toolbar { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 14px; }
.toolbar-label { font-size: 11.5px; color: var(--muted); letter-spacing: .3px; }

/* ── 按钮 ───────────────────────────────────────────────── */
.btn {
  font-family: var(--font-body); font-size: 12.5px; font-weight: 500; cursor: pointer;
  border: 1px solid var(--line); background: var(--paper-2); color: var(--text);
  border-radius: var(--radius-sm); padding: 7px 14px;
  transition: background .14s, border-color .14s, color .14s, box-shadow .14s;
}
.btn:hover { border-color: var(--brand-light); }
.btn-primary { background: var(--brand-grad); border-color: transparent; color: #fff; box-shadow: 0 4px 14px rgba(99,102,241,.28); }
.btn-primary:hover { box-shadow: 0 6px 18px rgba(99,102,241,.4); transform: translateY(-1px); }
.btn-link {
  border: 0; background: transparent; color: var(--brand-dark);
  padding: 4px 0; font-size: 12px; font-weight: 500; cursor: pointer; text-underline-offset: 3px;
}
.btn-link:hover { text-decoration: underline; }
.btn-tag {
  font-size: 11px; font-weight: 500; border-radius: 7px;
  padding: 4px 11px; cursor: pointer; border: 1px solid transparent;
  transition: filter .14s;
}
.btn-tag:hover { filter: brightness(.97); }
.btn-tag.ok { color: var(--brand-dark); background: var(--brand-soft); }
.btn-tag.no { color: var(--red); background: var(--red-soft); }

/* ── 杂项 ───────────────────────────────────────────────── */
.empty { font-size: 13px; color: var(--muted); padding: 6px 2px; }
.ev { display: block; margin-top: 6px; font-size: 12.5px; color: var(--text); line-height: 1.7; }
.ev > div { padding: 3px 0; border-bottom: 1px dashed var(--line); }
.lead { font-size: 13px; color: var(--muted); }
.hint { font-size: 11.5px; color: var(--muted); margin-top: 10px; }
.summary-md { font-size: 13px; color: var(--text); line-height: 1.7; margin-top: 4px; white-space: pre-wrap; }

/* ── 状态页心跳 ─────────────────────────────────────────── */
.heart { display: flex; align-items: center; gap: 16px; }
.heart-big { font-size: 30px; font-weight: 700; line-height: 1; font-variant-numeric: tabular-nums; }
.heart-big.ok { color: var(--brand-dark); } .heart-big.bad { color: var(--red); }
.statgrid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 14px; }
.stat { background: var(--paper-2); border: 1px solid var(--line); border-radius: var(--radius-sm);
        box-shadow: var(--shadow); padding: 13px 15px; }
.stat .n { font-variant-numeric: tabular-nums; font-feature-settings: "tnum"; font-size: 22px; font-weight: 700; }
.stat .l { font-size: 11.5px; color: var(--muted); margin-top: 4px; }
.bars > div { display: flex; align-items: center; justify-content: space-between; font-size: 12.5px; padding: 5px 0; border-bottom: 1px dashed var(--line); }
.bars .d { color: var(--muted); font-variant-numeric: tabular-nums; }

/* ── 今日工作台:KPI 快捷卡 + 底部健康状态条 ──────────────── */
.kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 6px; }
.kpi {
  text-align: left; cursor: pointer;
  display: flex; align-items: baseline; gap: 10px;
  background: var(--paper-2); border: 1px solid var(--line);
  border-radius: var(--radius-sm); box-shadow: var(--shadow);
  padding: 14px 16px; position: relative; overflow: hidden;
  transition: transform .14s, box-shadow .14s, border-color .14s;
}
.kpi:hover { transform: translateY(-2px); box-shadow: var(--shadow-lift); border-color: var(--brand-light); }
.kpi::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: var(--brand-grad); }
.kpi.is-red::before { background: var(--red); }
.kpi.is-amber::before { background: var(--amber); }
.kpi.is-slate::before { background: var(--slate); }
.kpi-n { font-variant-numeric: tabular-nums; font-feature-settings: "tnum"; font-size: 25px; font-weight: 700; }
.kpi-l { font-size: 12px; color: var(--muted); }
.toggle-hint { margin-left: auto; font-size: 11px; font-weight: 500; color: var(--brand-dark); }

/* 首页一句话结论 */
.headline {
  font-size: 16px; color: var(--text); margin: 2px 2px 18px; line-height: 1.7;
}
.headline b { font-variant-numeric: tabular-nums; font-weight: 700; padding: 0 1px; }
.headline b.t-red { color: var(--red); }
.headline b.t-amber { color: var(--amber); }

/* 首页分区:上三列(重要)+ 下两列(次要),窄屏自动堆叠回单列 */
.cols-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; align-items: start; }
.cols-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; align-items: start; margin-top: 18px; }
.col { min-width: 0; }
.col .sec { margin-top: 0; }
.row-chip { margin-top: 5px; }
@media (max-width: 1100px) {
  .cols-3, .cols-2 { grid-template-columns: 1fr; }
}

/* 底部健康状态条:运维向,低调、可点进状态页 */
.statusbar {
  display: flex; align-items: center; gap: 10px;
  margin-top: 28px; padding: 11px 15px;
  border: 1px solid var(--line); border-radius: var(--radius-sm);
  background: var(--paper-2); cursor: pointer;
  font-size: 12px; color: var(--muted);
  transition: border-color .15s;
}
.statusbar:hover { border-color: var(--brand-light); }
.statusbar-date { margin-left: auto; }

/* ── 响应式:窄屏收起侧栏为顶部横条 ─────────────────────── */
@media (max-width: 860px) {
  .shell { flex-direction: column; }
  .sidebar { width: 100%; height: auto; position: static;
             flex-direction: column; padding: 14px; }
  .brand { padding-bottom: 12px; }
  .nav { flex-direction: row; flex-wrap: wrap; gap: 6px; }
  .nav-item { width: auto; padding: 7px 11px; }
  .nav-item.is-active::before { display: none; }
  .nav-item.is-active { outline: 1px solid var(--brand); }
  .sidebar-foot { display: none; }
  .topbar { padding: 14px 16px; }
  .content { padding: 18px 16px 48px; }
  .metrics { grid-template-columns: repeat(2, 1fr); }
  .statgrid { grid-template-columns: repeat(2, 1fr); }
  .kpis { grid-template-columns: repeat(2, 1fr); }
}