/* ===== 设计令牌 ===== */
:root {
  --c-bg:        #f7f7f5;
  --c-fg:        #1f2328;
  --c-fg-soft:   #545d68;
  --c-muted:     #8a93a0;
  --c-border:    #e6e8ec;
  --c-border-strong: #c8cdd5;

  /* 事实栏：冷蓝色系（严肃） */
  --c-fact-bg:    #f0f5fc;
  --c-fact-accent: #2563eb;
  --c-fact-deep:  #1e40af;
  --c-fact-soft:  #dbe9fb;

  /* 观点栏：暖橙米色系（温度） */
  --c-op-bg:      #fdf6ee;
  --c-op-accent:  #c2410c;
  --c-op-deep:    #9a3412;
  --c-op-soft:    #fde2cc;

  /* 状态色 */
  --c-good:   #15803d;
  --c-warn:   #b45309;
  --c-veto:   #b91c1c;

  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 14px;
  --shadow-card: 0 1px 2px rgba(20,30,50,0.04), 0 4px 12px rgba(20,30,50,0.04);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Helvetica Neue",
               "Microsoft YaHei", Arial, sans-serif;
  background: var(--c-bg);
  color: var(--c-fg);
  line-height: 1.55;
  font-size: 14px;
}

a { color: inherit; }
a:hover { text-decoration: underline; }

.muted { color: var(--c-muted); }
.dot   { color: var(--c-muted); margin: 0 6px; }

/* ===== 顶栏 ===== */
.topbar {
  background: #fff;
  border-bottom: 1px solid var(--c-border);
  padding: 14px 28px;
  position: sticky; top: 0; z-index: 10;
}
.topbar-inner {
  max-width: 1480px;
  margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand-mark { font-size: 22px; }
.brand-name { font-weight: 600; font-size: 15px; letter-spacing: 0.2px; }
.meta { font-size: 12.5px; }

/* ===== Tabs ===== */
.tabs {
  max-width: 1480px;
  margin: 16px auto 0;
  padding: 0 28px;
  display: flex; gap: 4px;
  border-bottom: 1px solid var(--c-border);
}
.tab {
  appearance: none;
  border: 0; background: transparent;
  padding: 10px 18px;
  font: inherit; font-size: 13.5px;
  color: var(--c-fg-soft);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  border-radius: 0;
  transition: all 0.15s ease;
}
.tab:hover { color: var(--c-fg); }
.tab.active {
  color: var(--c-fg);
  font-weight: 600;
  border-bottom-color: var(--c-fact-accent);
}

/* ===== 工作区 ===== */
.workspace {
  max-width: 1480px;
  margin: 0 auto;
  padding: 24px 28px 80px;
}

.section-header {
  display: flex; align-items: baseline; gap: 10px;
  margin: 28px 0 14px;
}
.section-header h2 {
  margin: 0; font-size: 16px; font-weight: 600;
}
.section-header small { color: var(--c-muted); font-size: 12.5px; }

/* ===== 双栏 ===== */
.dual-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.column {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-lg);
  padding: 18px;
  min-height: 200px;
}
.column-facts    { background: var(--c-fact-bg); border-color: #d6e4f8; }
.column-opinions { background: var(--c-op-bg);   border-color: #f5dac0; }

.column-header {
  display: flex; align-items: center; gap: 10px;
  margin: -2px 0 14px;
  padding-bottom: 12px;
  border-bottom: 1px dashed rgba(0,0,0,0.08);
}
.column-header h2 {
  margin: 0; font-size: 15px; font-weight: 600;
}
.column-header small {
  margin-left: auto;
  color: var(--c-fg-soft);
  font-size: 12px;
}
.column-icon { font-size: 18px; }

.card-list {
  display: flex; flex-direction: column; gap: 12px;
}

/* ===== 卡片 ===== */
.card {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 14px 16px;
  box-shadow: var(--shadow-card);
  display: grid;
  grid-template-columns: 56px 1fr auto;
  grid-template-areas:
    "score title  feedback"
    "score badges feedback"
    "score reason reason"
    "score meta   meta";
  gap: 6px 14px;
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}
.card:hover {
  transform: translateY(-1px);
  box-shadow: 0 2px 4px rgba(20,30,50,0.05), 0 8px 24px rgba(20,30,50,0.07);
}

.card-score {
  grid-area: score;
  align-self: center;
  text-align: center;
  font-weight: 700;
  color: var(--c-fact-deep);
}
.column-opinions .card-score { color: var(--c-op-deep); }
.card-score .num    { display: block; font-size: 26px; line-height: 1; }
.card-score .label  { display: block; font-size: 10px; color: var(--c-muted); margin-top: 4px; letter-spacing: 0.5px; }

.card-title {
  grid-area: title;
  font-size: 14.5px; font-weight: 600;
  line-height: 1.45;
  color: var(--c-fg);
  text-decoration: none;
}
.card-title:hover { text-decoration: underline; text-decoration-color: var(--c-fact-accent); }
.column-opinions .card-title:hover { text-decoration-color: var(--c-op-accent); }

/* 新：中文归纳标题（主）+ 英文原题（辅） */
.card-title-block {
  grid-area: title;
  display: flex; flex-direction: column; gap: 2px;
  min-width: 0;
}
.card-title-cn {
  font-size: 15px; font-weight: 600;
  line-height: 1.4;
  color: var(--c-fg);
  text-decoration: none;
  word-break: break-word;
}
.card-title-cn:hover { text-decoration: underline; text-decoration-color: var(--c-fact-accent); }
.column-opinions .card-title-cn:hover { text-decoration-color: var(--c-op-accent); }
.card-title-en {
  font-size: 12px;
  color: var(--c-muted);
  line-height: 1.4;
  word-break: break-word;
  font-style: italic;
}
.ktn-hint {
  display: inline-block;
  font-size: 11px;
  color: var(--c-warn);
  background: #fef3c7;
  padding: 1px 7px;
  border-radius: 999px;
  margin-top: 2px;
  width: max-content;
  cursor: help;
}
.cluster-main-en {
  font-size: 12px;
  color: var(--c-muted);
  font-style: italic;
  margin: -2px 0 4px;
}

.card-badges { grid-area: badges; display: flex; flex-wrap: wrap; gap: 6px; }
.badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 500;
  background: #eef0f3;
  color: var(--c-fg-soft);
  white-space: nowrap;
}
.badge-type-fact_legislative   { background: #dbe9fb; color: #1e40af; }
.badge-type-fact_enforcement   { background: #fde2e2; color: #991b1b; }
.badge-type-fact_official_doc  { background: #e0e7ff; color: #3730a3; }
.badge-type-opinion_analysis   { background: var(--c-op-soft); color: var(--c-op-deep); }
.badge-anxiety { background: #fef3c7; color: #92400e; }
.badge-stage   { background: #dcfce7; color: #166534; }
.badge-tier-S  { background: #1f2937; color: #fff; }
.badge-tier-A  { background: #4338ca; color: #fff; }
.badge-tier-B  { background: #6b7280; color: #fff; }
.badge-tier-C  { background: #9ca3af; color: #fff; }
.badge-tier-D  { background: #d1d5db; color: #374151; }

.card-reason {
  grid-area: reason;
  font-size: 12.5px;
  color: var(--c-fg-soft);
  margin-top: 4px;
  padding-top: 8px;
  border-top: 1px solid var(--c-border);
}

.card-meta {
  grid-area: meta;
  display: flex; align-items: center; gap: 10px;
  font-size: 11.5px; color: var(--c-muted);
  margin-top: 2px;
}
.card-meta a { color: var(--c-fg-soft); text-decoration: none; }
.card-meta a:hover { color: var(--c-fact-accent); text-decoration: underline; }

/* ===== 反馈按钮 ===== */
.feedback {
  grid-area: feedback;
  display: flex; flex-direction: column; gap: 4px;
  align-self: start;
}
.fb-btn {
  appearance: none;
  border: 1px solid var(--c-border);
  background: #fff;
  font-size: 13px;
  width: 30px; height: 30px;
  border-radius: var(--r-sm);
  cursor: pointer;
  transition: all 0.12s ease;
  display: inline-flex; align-items: center; justify-content: center;
}
.fb-btn:hover { border-color: var(--c-border-strong); }
.fb-btn.active.up   { background: var(--c-good); color: #fff; border-color: var(--c-good); }
.fb-btn.active.down { background: var(--c-veto); color: #fff; border-color: var(--c-veto); }

/* ===== 紧凑卡（情报池） ===== */
.card.compact {
  grid-template-columns: 44px 1fr auto;
  grid-template-areas:
    "score title    feedback"
    "score badges   feedback"
    "score meta     meta";
  padding: 10px 12px;
}
.card.compact .card-score .num { font-size: 20px; }
.card.compact .card-title       { font-size: 13.5px; font-weight: 500; }
.card.compact .card-reason      { display: none; }

/* ===== 议题聚类卡片 ===== */
.clusters #clusters-list {
  display: flex; flex-direction: column; gap: 14px;
}
.cluster {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-lg);
  padding: 14px 18px;
  box-shadow: var(--shadow-card);
}
.cluster-head {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  margin-bottom: 8px;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--c-border);
}
.cluster-head .fp-tag {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 11.5px;
  background: #eef0f3;
  color: var(--c-fg-soft);
  padding: 2px 9px;
  border-radius: var(--r-sm);
}
.cluster-head .count {
  font-size: 12px; color: var(--c-muted);
}
.cluster-head .warn-no-fact {
  background: #fef3c7; color: #92400e;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 500;
}
.cluster-main { padding: 8px 0 4px; }
.cluster-main .label {
  display: inline-block;
  font-size: 11.5px; font-weight: 600;
  color: var(--c-fact-accent);
  margin-bottom: 4px;
}
.cluster-main .label.no-fact { color: var(--c-warn); }
.cluster-main .title {
  font-size: 14.5px; font-weight: 600;
  margin: 2px 0 4px;
}
.cluster-main .title a { color: var(--c-fg); text-decoration: none; }
.cluster-main .title a:hover { text-decoration: underline; }
.cluster-main .sub {
  font-size: 12px; color: var(--c-muted);
}

.cluster-related summary {
  cursor: pointer;
  list-style: none;
  padding: 8px 0;
  font-size: 12.5px; font-weight: 500;
  color: var(--c-fg-soft);
  display: flex; align-items: center; gap: 6px;
  border-top: 1px solid var(--c-border);
}
.cluster-related summary::-webkit-details-marker { display: none; }
.cluster-related summary::before {
  content: "▸";
  font-size: 11px;
  transition: transform 0.15s ease;
}
.cluster-related[open] summary::before { transform: rotate(90deg); }

.cluster-related ul {
  list-style: none; padding: 0; margin: 4px 0 0;
  display: flex; flex-direction: column; gap: 4px;
}
.cluster-related li {
  font-size: 12.5px;
  display: flex; gap: 8px;
  padding: 4px 0;
  color: var(--c-fg-soft);
}
.cluster-related li .ct {
  font-size: 10.5px;
  padding: 1px 6px;
  border-radius: 4px;
  flex-shrink: 0;
}
.cluster-related li.fact .ct    { background: var(--c-fact-soft); color: var(--c-fact-deep); }
.cluster-related li.opinion .ct { background: var(--c-op-soft);   color: var(--c-op-deep); }
.cluster-related li a { color: var(--c-fg); }

/* ===== 空态 ===== */
.empty {
  text-align: center;
  padding: 28px 18px;
  color: var(--c-muted);
  font-size: 13px;
}

/* ===== 情报池标题 ===== */
.pool-grid { gap: 18px; }
.pool-grid > div {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-lg);
  padding: 14px 16px;
}
.pool-title {
  margin: 0 0 10px;
  font-size: 13px; font-weight: 600;
}
.pool-title-facts    { color: var(--c-fact-deep); }
.pool-title-opinions { color: var(--c-op-deep); }

/* ===== Footer ===== */
.footer {
  text-align: center;
  padding: 18px 28px 32px;
  font-size: 11.5px;
  color: var(--c-muted);
  border-top: 1px solid var(--c-border);
  margin-top: 40px;
}

/* ===== 响应式（窄屏退栈） ===== */
@media (max-width: 880px) {
  .dual-grid { grid-template-columns: 1fr; }
  .tab { padding: 8px 10px; font-size: 12.5px; }
  .topbar-inner { flex-direction: column; align-items: flex-start; gap: 6px; }
}

/* ===== v1.5 漏跑告警红条 ===== */
.stale-run-banner {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 18px;
  background: #fef2f2;
  border-bottom: 1px solid #fca5a5;
  color: #991b1b;
  font-size: 13.5px;
  line-height: 1.5;
}
.stale-run-banner .stale-icon {
  font-size: 16px;
  flex-shrink: 0;
}
.stale-run-banner .stale-text {
  flex: 1;
  min-width: 0;
}
.stale-run-banner .stale-text strong {
  color: #7f1d1d;
  font-weight: 600;
}
.stale-run-banner .stale-text a {
  color: #b91c1c;
  text-decoration: underline;
  margin-left: 6px;
  white-space: nowrap;
}
.stale-run-banner .stale-text a:hover {
  color: #7f1d1d;
}
.stale-run-banner .stale-close {
  background: transparent;
  border: 0;
  color: #991b1b;
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
  padding: 0 4px;
  flex-shrink: 0;
}
.stale-run-banner .stale-close:hover { color: #450a0a; }
@media (max-width: 760px) {
  .stale-run-banner { font-size: 12.5px; padding: 8px 12px; gap: 8px; }
  .stale-run-banner .stale-text a { display: inline-block; margin-top: 2px; }
}