/* 简报页 index.html — 独立于图谱页的大样式 */

:root {
  --pillar-cap: #58a6ff;
  --pillar-pat: #3fb950;
  --pillar-eco: #a371f7;
  --pillar-bus: #f0883e;
}

body.brief-page {
  overflow: hidden;
  min-height: 100vh;
  min-height: 100dvh;
  height: 100vh;
  height: 100dvh;
  display: flex;
  flex-direction: column;
  box-sizing: border-box;
}

.brief-shell {
  max-width: 860px;
  margin: 0 auto;
  width: 100%;
  flex: 1 1 auto;
  min-height: 0;
  /* --header-h 由 NexSightChrome.syncHeaderHeight 实测，已含顶栏 safe-area 上内边距 */
  padding: calc(var(--header-h, 64px) + 24px) 20px 120px;
  overflow-x: hidden;
  overflow-y: auto;
  box-sizing: border-box;
  -webkit-overflow-scrolling: touch;
}

/* 窄屏：滚动条从 header 下方开始，底部留 Tab 栏空间，隐藏原生滚动条 */
@media (max-width: 900px) {
  .brief-shell {
    padding-bottom: calc(120px + 52px + var(--safe-bottom, 0px));
    scrollbar-width: none;
  }

  .brief-shell::-webkit-scrollbar {
    display: none;
  }
}

.brief-hero-date {
  font-size: 12px;
  color: var(--muted, #6a6a6a);
  margin-bottom: 8px;
  font-weight: 500;
}

.brief-headline-xl {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin: 0 0 10px;
  line-height: 1.22;
}

.brief-overview {
  font-size: 15px;
  line-height: 1.58;
  color: var(--body-ink, #3f3f3f);
  margin-bottom: 28px;
}

.brief-section-title {
  font-size: 15px;
  font-weight: 700;
  margin: 32px 0 14px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--accent-purple, #7b3ff2);
}

.narr-card {
  border: 1px solid var(--hairline-soft, #ebebeb);
  border-radius: 14px;
  padding: 14px 16px;
  margin-bottom: 12px;
  background: var(--canvas, #1a2742);
  box-shadow: var(--shadow-sm);
}

.narr-type {
  font-size: 12px;
  font-weight: 600;
  color: var(--accent-cyan, #00f5ff);
  margin-bottom: 6px;
}

.narr-title {
  font-weight: 600;
  margin-bottom: 8px;
  font-size: 15px;
}

.narr-body {
  font-size: 13px;
  color: var(--body-ink, #3f3f3f);
  line-height: 1.55;
}

.insight-acc {
  border: 1px solid var(--hairline-soft);
  border-radius: 14px;
  margin-bottom: 12px;
  overflow: hidden;
  background: var(--canvas);
}

.insight-acc summary {
  cursor: pointer;
  list-style: none;
  padding: 14px 16px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.insight-acc summary::-webkit-details-marker {
  display: none;
}

.insight-acc[open] summary {
  border-bottom: 1px solid var(--hairline-soft);
}

.acc-pillar-dot {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.insight-acc-body {
  padding: 12px 16px 16px;
  font-size: 13px;
  line-height: 1.55;
}

.evidence-lines {
  margin-top: 12px;
  border-top: 1px dashed var(--hairline-soft);
  padding-top: 12px;
}

.evidence-line {
  display: grid;
  grid-template-columns: 22px 1fr auto;
  gap: 10px;
  align-items: start;
  margin-bottom: 10px;
  font-size: 12px;
}

.evidence-line-num {
  color: var(--muted);
  font-weight: 700;
}

.evidence-link {
  color: var(--legal-link, #00f5ff);
  font-weight: 500;
}

.ev-score {
  white-space: nowrap;
  font-size: 11px;
  color: var(--muted);
}

.brief-loading,
.brief-error {
  padding: 24px;
  border-radius: 14px;
  background: var(--surface-soft);
  margin-top: 20px;
  font-size: 14px;
}

.brief-error {
  border: 1px solid rgba(255, 107, 107, 0.35);
}

.rank-card {
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 14px;
  padding: 14px 16px;
  margin-bottom: 10px;
  border: 1px solid var(--hairline-soft);
  border-radius: 14px;
  background: var(--canvas);
}

.rank-score {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 12px;
  color: #fff;
  flex-shrink: 0;
}

.p-cap {
  background: var(--pillar-cap);
}
.p-pat {
  background: var(--pillar-pat);
}
.p-eco {
  background: var(--pillar-eco);
}
.p-bus {
  background: var(--pillar-bus);
}
.p-unknown {
  background: #8b949e;
}

.rank-title-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 6px;
}

.rank-title {
  font-weight: 700;
  font-size: 15px;
}

.rank-title a {
  color: inherit;
  text-decoration: none;
}

.rank-title a:hover {
  color: var(--rausch);
}

.rank-meta {
  font-size: 11px;
  color: var(--muted);
}

.rank-summary {
  font-size: 13px;
  line-height: 1.52;
  color: var(--body-ink);
}

.week-teaser {
  border: 1px solid var(--hairline-soft);
  border-radius: 14px;
  padding: 16px;
  margin-top: 8px;
  background: linear-gradient(180deg, rgba(123, 63, 242, 0.12), var(--canvas));
}

.week-teaser-mini {
  font-size: 12px;
  color: var(--muted);
  margin-top: 8px;
}

.cta-explore-wrap {
  margin-top: 20px;
  text-align: center;
}

.cta-explore {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 999px;
  background: var(--gradient-brand);
  color: #fff;
  font-weight: 700;
  text-decoration: none;
  font-size: 14px;
  box-shadow: 0 4px 14px rgba(123, 63, 242, 0.35);
}

.cta-explore:hover {
  filter: brightness(1.08);
}

/* Narrow-only: icon-only circular FABs above `--mobile-tab-bar-stack` (#brief-scroll-jumps) */
.brief-scroll-jumps {
  box-sizing: border-box;
}

@media (min-width: 901px) {
  .brief-scroll-jumps {
    display: none !important;
  }
}

@media (max-width: 900px) {
  .brief-scroll-jumps {
    position: fixed;
    z-index: 110;
    right: max(12px, var(--safe-right));
    bottom: calc(var(--mobile-tab-bar-stack, 68px) + 12px);
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 8px;
    width: auto;
    pointer-events: none;
  }

  .brief-scroll-jumps:not([hidden]) {
    display: flex;
  }

  .brief-scroll-jump-btn {
    pointer-events: auto;
    box-sizing: border-box;
    width: 38px;
    height: 38px;
    min-height: 38px;
    padding: 0;
    margin: 0;
    border-radius: 50%;
    border: 1px solid var(--hairline);
    background: rgba(26, 39, 66, 0.75);
    color: var(--text-tertiary, var(--muted));
    font-family: inherit;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow:
      inset 0 1px 0 rgba(255, 255, 255, 0.65),
      0 1px 3px rgba(0, 0, 0, 0.06);
    backdrop-filter: blur(18px) saturate(1.1);
    -webkit-backdrop-filter: blur(18px) saturate(1.1);
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    transition:
      background 0.18s ease,
      border-color 0.18s ease,
      box-shadow 0.18s ease,
      transform 0.14s ease;
  }

  .brief-scroll-jump-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 19px;
    height: 19px;
    color: inherit;
  }

  .brief-scroll-jump-chevron {
    display: block;
    width: 100%;
    height: 100%;
    stroke-width: 1.9;
  }

  .brief-scroll-jump-btn:hover {
    background: rgba(26, 39, 66, 0.92);
    border-color: rgba(0, 245, 255, 0.3);
    box-shadow: var(--shadow-md);
  }

  .brief-scroll-jump-btn:active {
    transform: scale(0.94);
    background: rgba(15, 31, 58, 0.9);
    box-shadow: var(--shadow-sm);
  }

  .brief-scroll-jump-btn:focus {
    outline: none;
  }

  .brief-scroll-jump-btn:focus-visible {
    outline: none;
    z-index: 1;
    box-shadow:
      inset 0 1px 0 rgba(255, 255, 255, 0.06),
      0 0 0 2px var(--canvas-deep),
      0 0 0 4px var(--accent-cyan);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}