/**
 * 沸点日报 · Puck 像素级重开 · 桌面
 * 硬数字（验收尺 2026-10-16 · 差一档打回）：
 *   字阶台阶 80 / 30 / 20 / 12
 *   导航高 80px · 底边 boil 细线 · sticky
 *   英雄题 80px / lh 90px 白字 · 满版 --boil · 左右 ~50/50 · 导航→英雄零间距
 *   导语 16px / 19px 白
 *   精选岛题 ≈30px (title-6) · 左高岛 + 旁侧共三列
 *   栏名 20px / 24px 衬线 · 作者 ~12px 大写 boil
 *   内容轨 ~1280 · 卡片圆角 ~4px
 * 色：paper#FFF ink#0A0A0A boil#E85D04（禁 #D40000 / 旧纸色）
 * 本刀页面覆盖字阶到对标密度；不改 tokens.css 全局
 */

/* ——— type-note 硬数字标注 ——— */
.type-note {
  /* 文档用：英雄 80/90 · 岛 ≈30 · 栏名/故事 20/24 · 作者/标签 12 · §F */
}

:root {
  --paper: #FFFFFF;
  --ink: #0A0A0A;
  --ink-muted: #525252;
  --ink-faint: #737373;
  --boil: #E85D04;
  --boil-hover: #D45103;
  --boil-soft: rgba(232, 93, 4, 0.10);
  --boil-ink: #9A3B02;
  --rule: rgba(10, 10, 10, 0.10);
  --rule-strong: rgba(10, 10, 10, 0.20);
  --page-max: 1280px; /* 内容轨 ~1280 */
  --nav-h: 56px;      /* 磨砂顶栏高 56 */
  --r-card: 4px;      /* 卡片圆角 ~4px */
  --font-sans: "Inter", "PingFang SC", "Noto Sans SC", "Hiragino Sans GB",
    "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --font-serif: "Source Han Serif SC", "Noto Serif SC", "Songti SC",
    "SimSun", Georgia, "Times New Roman", serif;
  /* 字阶台阶 80 / 30 / 20 / 12 */
  --fs-hero: 80px;
  --lh-hero: 90px;
  --fs-island: 30px; /* title-6 · §F 覆盖旧40 */
  --lh-island: 36px;
  --fs-rail-title: 20px;
  --lh-rail-title: 24px;
  --fs-story: 20px;
  --lh-story: 24px;
  --fs-author: 12px;
  --fs-nav-label: 12px;
  --fs-dek: 16px;
  --lh-dek: 19px;
  --fs-eyebrow: 18px;
  --lh-eyebrow: 22px;
  --fs-section: 56px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
}

a { color: inherit; text-decoration: none; }
a:not(.no-underline):hover { text-decoration: underline; text-underline-offset: 3px; }

img { display: block; max-width: 100%; height: auto; }

.wrap {
  width: 100%;
  max-width: var(--page-max);
  margin: 0 auto;
  padding: 0 16px; /* 左右16 · §F */
}

/* ——— 照片：grayscale + 薄橙罩（非栗色） ——— */
.photo-tint {
  position: relative;
  overflow: hidden;
  background: #1a1a1a;
}
.photo-tint img,
.photo-tint .photo-fallback {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1);
  display: block;
}
.photo-tint::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(rgba(232, 93, 4, 0.18), rgba(232, 93, 4, 0.18));
  pointer-events: none;
}

.photo-fallback {
  min-height: 120px;
  background: linear-gradient(135deg, #3a3a3a, #1a1a1a);
}

/* ========== 磨砂顶栏 56 · 直链 · 无下拉 ========== */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-h);
  background: rgba(255, 255, 255, 0.72);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(10, 10, 10, 0.08);
  display: flex;
  align-items: center;
}
.site-nav.is-stuck {
  box-shadow: 0 1px 4px rgba(10, 10, 10, 0.08);
}

.nav-inner {
  display: flex;
  align-items: center;
  width: 100%;
  max-width: var(--page-max);
  margin: 0 auto;
  padding: 0 16px; /* 左右16 · §F */
  gap: 16px;
  height: 100%;
}

/* 字标 + 花押 */
.logo-wrap {
  position: relative;
  flex-shrink: 0;
  padding-bottom: 2px;
}
.logo-mark {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  color: var(--ink); /* #0A0A0A · 整字不再用 boil */
  letter-spacing: 0.02em;
  line-height: 1;
  display: inline-block;
}
.logo-rule {
  position: relative;
  display: inline-block;
}
.logo-rule::after {
  /* 只压在「沸点」两字下，对齐 brand/daily-mark.svg 的 2px 短横 */
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 100%;
  height: 2px;
  background: #E85D04;
}
.logo-flourish {
  display: none; /* 花押不再显现，避免整字橙或描边抢字标 */
}
.logo-flourish svg {
  width: 100%;
  height: 100%;
  display: block;
}
.logo-flourish .flourish-path,
.logo-flourish #boil-flourish {
  /* 美工 P0 pathLength=1 */
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  transition: stroke-dashoffset 0.7s cubic-bezier(0.34, 0.66, 0.68, 0.84),
              opacity 0.3s ease;
}

/* 六栏目图标 */
.nav-icons {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  flex: 1;
  gap: 4px;
  height: 100%;
  padding-bottom: 10px;
  list-style: none;
}
.nav-icon-item {
  position: relative;
  width: 56px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  height: 100%;
}
.nav-icon-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  gap: 2px;
  width: 100%;
  height: 100%;
  padding-bottom: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
  color: var(--ink);
  font-family: var(--font-sans);
}
.nav-icon-btn svg,
.nav-icon-btn .nav-cat__icon {
  width: 40px;
  height: 40px;
  transition: transform 0.3s ease-out;
  transform-origin: bottom center;
  color: var(--ink);
}
.nav-icon-item:hover .nav-icon-btn,
.nav-icon-item.is-open .nav-icon-btn {
  color: var(--boil);
}
.nav-icon-label {
  /* 12px 大写标签 · 悬停淡入 */
  font-size: var(--fs-nav-label); /* 12px */
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  line-height: 1.2;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.3s linear, transform 0.3s ease-out;
  white-space: nowrap;
  max-width: 72px;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--ink);
}
.nav-icon-tick {
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 10px;
  height: 3px;
  background: var(--boil);
  transform: translateX(-50%) scaleX(0);
  transition: transform 0.3s ease-out;
  clip-path: polygon(0 0, 100% 0, 85% 100%, 15% 100%);
}
.nav-icon-item:hover .nav-icon-btn svg,
.nav-icon-item.is-open .nav-icon-btn svg {
  transform: translateY(-30%) scale(0.8);
}
.nav-icon-item:hover .nav-icon-label,
.nav-icon-item.is-open .nav-icon-label {
  opacity: 1;
  transform: translateY(0);
}
.nav-icon-item:hover .nav-icon-tick,
.nav-icon-item.is-open .nav-icon-tick {
  transform: translateX(-50%) scaleX(1);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  flex: 1;
  list-style: none;
  margin: 0;
  padding: 0;
  min-width: 0;
}
.nav-links a {
  display: inline-flex;
  align-items: center;
  height: 32px;
  padding: 0 10px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
  border-radius: 6px;
  white-space: nowrap;
  text-decoration: none;
}
.nav-links a:hover {
  color: var(--boil);
  background: var(--boil-soft);
  text-decoration: none;
}
.nav-links a.is-current { font-weight: 600; color: var(--ink); }
.nav-rss {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 32px;
  margin-left: auto;
  padding: 0 12px;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  border: 1px solid var(--rule-strong);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.5);
  text-decoration: none;
}
.nav-rss:hover {
  border-color: var(--boil);
  color: var(--boil);
  background: var(--boil-soft);
  text-decoration: none;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  margin-left: auto;
}
.btn-login {
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 8px 14px;
  border: 1px solid var(--boil);
  background: var(--paper);
  color: var(--ink);
  border-radius: var(--r-card);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.btn-login:hover {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--boil);
  text-decoration: none;
}
.btn-subscribe {
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 8px 16px;
  border: 1px solid var(--boil);
  background: var(--boil);
  color: #fff;
  border-radius: var(--r-card);
  cursor: pointer;
}
.btn-subscribe:hover {
  background: var(--boil-hover);
  text-decoration: none;
}
.btn-burger {
  width: 36px;
  height: 36px;
  border: 1px solid var(--rule-strong);
  background: var(--paper);
  border-radius: var(--r-card);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  cursor: pointer;
}
.btn-burger span {
  display: block;
  width: 16px;
  height: 1.5px;
  background: var(--ink);
}

/* ========== 英雄：满版 boil · 零间距 · 50/50 ========== */
.hero {
  /* 导航→英雄零间距 */
  background: var(--boil);
  color: #fff;
  display: block;
  text-decoration: none;
}
.hero:hover { text-decoration: none; }
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr; /* ~50/50 */
  max-width: var(--page-max);
  margin: 0 auto;
  min-height: 648px; /* 英雄高约648 · §F */
}
.hero-copy {
  padding: 56px 32px 64px 16px;
  max-width: 576px; /* 文区宽约576 · §F */
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 16px;
}
.hero-title {
  /* 硬：80px / 90px 白字衬线 */
  font-family: var(--font-serif);
  font-size: var(--fs-hero); /* 80px */
  line-height: var(--lh-hero); /* 90px */
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.01em;
  text-wrap: pretty;
}
.hero-meta {
  display: flex;
  align-items: center;
  gap: 12px;
}
.hero-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
  background: #2a2a2a;
}
.hero-avatar img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1); }
.hero-author {
  /* ~12px 大写 白 */
  font-family: var(--font-sans);
  font-size: var(--fs-author); /* 12px */
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #fff;
}
.hero-dek {
  /* 16px / 19px 白 */
  font-family: var(--font-sans);
  font-size: var(--fs-dek); /* 16px */
  line-height: var(--lh-dek); /* 19px */
  color: #fff;
  max-width: 36em;
}
.hero-media {
  position: relative;
  min-height: 648px; /* 英雄高约648 · §F */
  /* 图区对标 640×360 贴边 */
}
.hero-media .photo-tint,
.hero-media .photo-fallback {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.hero-media .photo-frame .photo-tint,
.hero-media .photo-frame .photo-fallback {
  position: absolute;
  inset: 0;
}
.hero-media .photo-fallback {
  background: linear-gradient(135deg, #4a4a4a 0%, #222 60%);
}

/* ========== 编辑精选岛 + 三列 ========== */
.spotlight-block {
  padding: 40px 0 24px;
  background: var(--paper);
}
.spotlight-grid {
  display: grid;
  grid-template-columns: repeat(3, 384px); /* 三列 384 · §F */
  gap: 48px;
  justify-content: space-between;
  align-items: start;
}

.island {
  border: 1px solid #dadae5;
  border-radius: var(--r-card);
  overflow: hidden;
  background: var(--paper);
  display: block;
  text-decoration: none;
}
.island:hover { text-decoration: none; }
.island:hover .island-title { text-decoration: underline; text-underline-offset: 3px; }
.island-media {
  aspect-ratio: 16 / 10;
  width: 100%;
}
.island-body { padding: 20px 20px 24px; }
.island-eyebrow {
  /* 斜体眉 18/22 */
  font-family: var(--font-serif);
  font-style: italic;
  font-size: var(--fs-eyebrow); /* 18px */
  line-height: var(--lh-eyebrow); /* 22px */
  color: var(--ink-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 8px;
}
.island-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--boil-ink);
  margin-bottom: 10px;
}
.island-title {
  /* ≈30px / 36px 衬线黑 · §F */
  font-family: var(--font-serif);
  font-size: var(--fs-island); /* 30px · §F title-6 */
  line-height: var(--lh-island); /* 36px · §F */
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 12px;
}
.island-author {
  font-size: var(--fs-author); /* 12px */
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--boil);
}

/* 栏目轨 */
.rail { display: flex; flex-direction: column; gap: 0; }
.rail-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 8px; /* pb-2 */
  margin-bottom: 16px; /* mb-4 */
  border-bottom: 2px solid var(--boil);
  text-decoration: none;
}
.rail-head:hover { text-decoration: none; }
.rail-head:hover .rail-name { text-decoration: underline; text-underline-offset: 3px; }
.rail-head svg { width: 22px; height: 22px; color: var(--ink); flex-shrink: 0; }
.rail-name {
  /* 20px / 24px 衬线加粗 */
  font-family: var(--font-serif);
  font-size: var(--fs-rail-title); /* 20px */
  line-height: var(--lh-rail-title); /* 24px */
  font-weight: 700;
  color: var(--boil-ink);
}

.rail-lead {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 12px;
  padding-bottom: 14px;
  margin-bottom: 0;
  text-decoration: none;
  align-items: start;
}
.rail-lead:hover { text-decoration: none; }
.rail-lead:hover .story-title { text-decoration: underline; text-underline-offset: 3px; }
.rail-lead .thumb {
  width: 100px;
  height: 64px;
  border-radius: var(--r-card);
}

.story-title {
  /* ~20px / 24px 衬线常规 */
  font-family: var(--font-serif);
  font-size: var(--fs-story); /* 20px */
  line-height: var(--lh-story); /* 24px */
  font-weight: 400;
  color: var(--ink);
}
.story-author {
  /* 12px 大写 boil */
  font-family: var(--font-sans);
  font-size: var(--fs-author); /* 12px */
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--boil);
  margin-top: 6px;
}

.rail-row {
  display: block;
  padding: 16px 0; /* my-4 体感 · §F */
  border-top: 1px solid var(--rule);
  text-decoration: none;
}
.rail-row:hover { text-decoration: none; }
.rail-row:hover .story-title { text-decoration: underline; text-underline-offset: 3px; }

.rail-card-exclusive {
  border: 1px solid #dadae5;
  border-radius: var(--r-card);
  padding: 12px;
  margin-top: 14px;
  display: block;
  text-decoration: none;
}
.rail-card-exclusive:hover { text-decoration: none; }
.rail-card-exclusive:hover .story-title { text-decoration: underline; text-underline-offset: 3px; }

/* 更多三列栏目轨 */
.rails-more {
  padding: 8px 0 40px;
}
.rails-more-grid {
  display: grid;
  grid-template-columns: repeat(3, 384px);
  gap: 48px;
  justify-content: space-between;
}

/* ========== 分区头：大标题 + 线框全部 + 线描 + 粗黑规则 ========== */
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  padding: 48px 0 12px;
  border-bottom: 3px solid var(--ink); /* 粗黑规则线 */
  margin-bottom: 24px;
}
.section-head-left {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.section-title {
  font-family: var(--font-serif);
  font-size: var(--fs-section); /* ~56px 档，落在 50–80 */
  line-height: 1.1;
  font-weight: 700;
  color: var(--boil);
}
.btn-see-all {
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 8px 14px;
  border: 1px solid var(--boil);
  color: var(--boil);
  background: transparent;
  border-radius: var(--r-card);
}
.btn-see-all:hover {
  background: var(--boil);
  color: #fff;
  text-decoration: none;
}
.section-mark {
  width: 56px;
  height: 42px;
  color: var(--ink);
  flex-shrink: 0;
  margin-left: auto;
}

/* #flash / #depth */
.flash-depth {
  padding-bottom: 32px;
}
.flash-list, .depth-list {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 24px;
}
.flash-item, .depth-item {
  display: block;
  padding: 16px 0;
  border-top: 1px solid var(--rule);
  text-decoration: none;
}
.flash-item:hover, .depth-item:hover { text-decoration: none; }
.flash-item:hover .story-title,
.depth-item:hover .story-title { text-decoration: underline; text-underline-offset: 3px; }
.sponsor-note {
  font-size: 11px;
  color: var(--ink-faint);
  margin-top: 8px;
  letter-spacing: 0.02em;
}

/* Inbox CTA */
.inbox-bar {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 28px 0 40px;
  border-top: 1px solid var(--rule);
}
.inbox-copy {
  flex: 1;
  font-family: var(--font-serif);
  font-size: 22px;
  line-height: 1.35;
  color: var(--ink);
}
.inbox-bar .btn-subscribe { flex-shrink: 0; }

/* Footer */
.site-footer {
  background: #0A0A0A;
  color: rgba(255, 255, 255, 0.8);
  padding: 40px 24px 48px;
  text-align: center;
}
.footer-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px;
  list-style: none;
  margin-bottom: 16px;
}
.footer-links a {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.7);
}
.footer-links a:hover { color: #fff; }
.footer-copy {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.45);
  margin-bottom: 16px;
}
.footer-social {
  display: flex;
  justify-content: center;
  gap: 16px;
}
.footer-social a {
  width: 28px;
  height: 28px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  color: rgba(255, 255, 255, 0.6);
}

/* 汉堡展开条（桌面次级） */
.menu-panel {
  display: none;
  border-bottom: 1px solid var(--rule);
  background: var(--paper);
  padding: 16px 24px 20px;
  text-align: center;
}
.menu-panel.is-open { display: block; }
.menu-panel-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px;
  list-style: none;
  margin-bottom: 14px;
}
.menu-panel-links a {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-muted);
}
.menu-search {
  max-width: 420px;
  margin: 0 auto;
  border: 0;
  border-bottom: 1px solid var(--ink);
  padding: 8px 0;
  font-size: 14px;
  width: 100%;
  outline: none;
  font-family: var(--font-sans);
}

/* reduced-motion */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .nav-icon-btn svg,
  .nav-icon-label,
  .nav-icon-tick,
  .logo-mark,
  .logo-flourish .flourish-path,
  .btn-login,
  .site-nav {
    transition: none !important;
    animation: none !important;
  }
  .logo-wrap:hover .logo-mark,
  .site-nav:hover .logo-mark { transform: none; }
  .nav-icon-item:hover .nav-icon-btn svg,
  .nav-icon-item.is-open .nav-icon-btn svg { transform: none; }
  .logo-wrap:hover .flourish-path,
  .logo-wrap:hover #boil-flourish,
  .site-nav:hover .flourish-path,
  .site-nav:hover #boil-flourish { stroke-dashoffset: 0; opacity: 1; }
  .flourish-path, #boil-flourish { stroke-dashoffset: 0 !important; }
}

/* ——— 落地补强：高保真壳上的可点、表单、悬停色。不改字阶硬数 ——— */
:root {
  --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", Georgia, "Times New Roman", serif;
}
#flash, #depth, #inbox { scroll-margin-top: 64px; }
.nav-icon-item:hover .nav-icon-btn svg,
.nav-icon-item:focus-within .nav-icon-btn svg,
.nav-icon-item.is-open .nav-icon-btn svg {
  color: var(--boil);
}
.nav-icon-item:focus-within .nav-icon-label {
  opacity: 1;
  transform: translateY(0);
}
.nav-icon-item:focus-within .nav-icon-tick {
  transform: translateX(-50%) scaleX(1);
}
.nav-icon-btn { text-decoration: none; }
.rail-empty {
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink-muted);
  padding: 4px 0 8px;
}
.island-media.photo-tint img,
.thumb.photo-tint img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.hp { position: absolute; left: -9999px; height: 0; width: 0; opacity: 0; }
.inbox-form {
  flex-wrap: wrap;
  align-items: flex-end;
}
.inbox-email, .inbox-consent {
  font-family: var(--font-sans);
  font-size: 12px;
  color: var(--ink-muted);
}
.inbox-email input {
  display: block;
  width: 240px;
  margin-top: 4px;
  border: 0;
  border-bottom: 1px solid var(--ink);
  padding: 8px 0;
  font: inherit;
  color: var(--ink);
  background: transparent;
  border-radius: 0;
}
.inbox-consent { display: flex; gap: 8px; align-items: flex-start; max-width: 240px; }
.search-results { max-width: 420px; margin: 8px auto 0; text-align: left; }
.search-results a {
  display: block;
  padding: 8px 0;
  border-bottom: 1px solid var(--rule);
  font-family: var(--font-serif);
  font-size: 16px;
}
.sponsor-note a { color: var(--boil); font-weight: 700; }

/* ========== IA-C · 顶栏以下骨架（不改 B 顶栏） ========== */
.banner {
  height: 520px;
  background: #0a0a0a;
  overflow: hidden;
  user-select: none;
  touch-action: pan-y;
}
.banner-stage { position: relative; height: 100%; touch-action: pan-y; }
.banner {
  --banner-accent: #0C1F37;
  --banner-ink: #fff;
  --banner-veil: rgba(12, 31, 55, 0.72);
  --banner-cta-ink: #fff;
  --banner-dwell: 6.5s;
}
.banner-frame {
  position: absolute;
  inset: 0;
  height: 520px;
  opacity: 0;
  visibility: hidden;
  transform: translateX(0);
  transition: transform 0.55s ease;
  pointer-events: none;
}
.banner-frame.is-active {
  opacity: 1;
  visibility: visible;
  z-index: 1;
  pointer-events: auto;
}
.banner-media { position: absolute; inset: 0; background: #141414; overflow: hidden; }
.banner-media img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; object-position: center center;
}
.banner-copy {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 48px;
  width: 45%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 36px 40px 24px 32px;
  background: #0C1F37;
  color: #fff;
}
.banner-kicker {
  font-family: var(--font-sans);
  font-size: 12px; font-weight: 600; letter-spacing: 0.08em;
  text-transform: uppercase; color: inherit; opacity: 1; margin-bottom: 16px;
}
.banner-title {
  margin: 0 0 16px;
  font-family: var(--font-serif);
  font-size: 40px; font-weight: 700; line-height: 1.2;
  letter-spacing: -0.025em; color: inherit;
}
.banner-dek {
  margin: 0 0 28px; font-size: 17px; line-height: 1.55;
  color: inherit; opacity: 1; max-width: 36em;
}
.banner-cta {
  display: inline-flex; align-items: center; align-self: flex-start;
  height: 44px; padding: 0 22px;
  font-family: var(--font-sans); font-size: 15px; font-weight: 700;
  color: #fff; background: #E85D04;
  border: 1px solid #9A3B02; border-radius: 8px;
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.2);
}
.banner-cta:hover { background: #D45103; color: #fff; text-decoration: none; }
.banner-progress {
  position: absolute; left: 0; right: 0; bottom: 0; height: 3px;
  background: rgba(255,255,255,0.28); z-index: 4;
}
.banner-progress-bar {
  height: 100%; width: 0; background: var(--banner-accent);
}
.banner.is-playing .banner-progress-bar {
  width: 100%;
  transition: width var(--banner-dwell) linear;
}
.banner-arrow {
  position: absolute; top: 72px; z-index: 5;
  width: 32px; height: 32px; padding: 0;
  display: grid; place-items: center;
  box-sizing: border-box;
  border: 1.5px solid #FFFFFF;
  border-radius: 50%;
  background: rgba(10, 10, 10, 0.72);
  color: #fff;
  cursor: pointer;
}
.banner-arrow-prev { left: 16px; }
.banner-arrow-next { right: 16px; }
.banner-arrow:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }
.banner-dots {
  position: absolute; left: 48px; bottom: 16px; display: flex; gap: 8px; z-index: 4;
}
.banner-dots button {
  width: 8px; height: 8px; padding: 0; border: 0; border-radius: 50%;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 0 0 1px rgba(10, 10, 10, 0.55);
  cursor: pointer;
}
.banner-dots button.is-active {
  width: 24px; border-radius: 4px; background: var(--banner-accent);
  box-shadow: 0 0 0 2px #fff;
}
@media (prefers-reduced-motion: reduce) {
  .banner-frame, .banner-arrow { transition: none; }
  .banner.is-playing .banner-progress-bar { transition: none; width: 20%; }
}

.flash { background: var(--paper); border-bottom: 1px solid var(--rule); }
.flash-inner { width: min(1280px, calc(100% - 48px)); margin: 0 auto; padding: 28px 0 8px; }
.flash-head {
  display: flex; align-items: baseline; justify-content: space-between; gap: 16px;
  margin-bottom: 16px; padding-bottom: 8px;
  border-bottom: 3px solid #0A0A0A;
}
.flash-title {
  margin: 0; font-family: var(--font-serif);
  font-size: 32px; font-weight: 700; letter-spacing: -0.02em; color: var(--ink); line-height: 1.1;
}
.flash-live {
  display: inline-flex; align-items: center; gap: 6px; flex-shrink: 0;
  font-family: var(--font-sans); font-size: 11px; font-weight: 500;
  letter-spacing: 0.04em; color: var(--ink-faint);
}
.flash-live-dot {
  width: 5px; height: 5px; border-radius: 50%; background: var(--boil);
}
.flash-group { margin-top: 14px; }
.flash-group:first-child { margin-top: 4px; }
.flash-group-name {
  margin: 0;
  padding: 0 0 4px;
  font-family: var(--font-serif);
  font-size: 16px; font-weight: 700; line-height: 1.2;
  color: var(--ink);
  border-bottom: 1px solid var(--boil);
}
.flash .flash-list { display: block; margin: 0; padding: 0; list-style: none; }
.flash-row { border-top: 1px solid rgba(10, 10, 10, 0.06); }
.flash-group .flash-row:first-child { border-top: 0; }
.flash-row.is-new { background: rgba(232, 93, 4, 0.08); }
.flash-row a:hover { background: rgba(10, 10, 10, 0.03); }
@media (prefers-reduced-motion: no-preference) {
  .flash-row.is-new { animation: flash-in 0.45s ease; }
}
@keyframes flash-in {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: none; }
}
.flash-row a {
  display: grid; grid-template-columns: 52px 1fr auto; align-items: center; gap: 12px;
  min-height: 36px; padding: 2px 4px; color: inherit; text-decoration: none;
}
.flash-time { font-family: var(--font-sans); font-size: 11px; font-weight: 500; color: var(--ink-faint); font-variant-numeric: tabular-nums; }
.flash-text {
  font-family: var(--font-serif); font-size: 18px; font-weight: 600; line-height: 1.25;
  color: var(--ink); white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.flash-tag { font-family: var(--font-sans); font-size: 11px; font-weight: 600; letter-spacing: 0.04em; color: var(--ink-muted); }

.depth { padding: 56px 0 48px; border-bottom: 1px solid var(--rule); }
.depth-inner, .sections-inner, .subscribe-inner, .donors-inner, .site-footer .footer-inner {
  width: min(1280px, calc(100% - 48px)); margin: 0 auto;
}
.depth .section-head, .sections-entry .section-head {
  display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 28px;
}
.depth .section-head {
  gap: 16px; padding-bottom: 8px; border-bottom: 3px solid #0A0A0A;
}
.depth .section-title {
  margin: 0; display: inline-block;
  font-family: var(--font-serif);
  font-size: 32px; font-weight: 700; letter-spacing: -0.02em; color: var(--ink); line-height: 1.1;
}
.sections-entry .section-title {
  margin: 0; font-family: var(--font-sans);
  font-size: 24px; font-weight: 700; letter-spacing: -0.02em; color: var(--ink); line-height: 1.2;
}
.section-more { font-size: 14px; color: var(--ink-muted); }
.depth-grid { display: grid; grid-template-columns: 1.45fr 1fr; gap: 16px; align-items: start; }
.depth-card { display: flex; flex-direction: column; gap: 10px; color: inherit; text-decoration: none; }
.depth-thumb { position: relative; overflow: hidden; border-radius: 8px; background: #1a1a1a; aspect-ratio: 16/10; }
.depth-card.is-lead { display: block; }
.depth-card.is-lead .depth-thumb { aspect-ratio: 16/9; min-height: 420px; }
.depth-card.is-lead .depth-thumb img { object-position: left center; }
.depth-lead-copy {
  position: absolute; left: 0; right: 0; bottom: 0; top: auto;
  width: 100%;
  box-sizing: border-box;
  display: flex; flex-direction: column; justify-content: flex-end; align-items: flex-start;
  gap: 6px;
  padding: 14px 16px 16px 20px;
  color: #fff;
  background: rgba(10, 10, 10, 0.85);
  overflow: visible;
}
.depth-lead-copy .depth-meta,
.depth-lead-copy .depth-card-title,
.depth-lead-copy .depth-card-dek {
  /* 主卡约占 1280 内容轨的 59%；底栏通栏，文字不超过这条轨的 60%（768px） */
  max-width: min(768px, 100%);
  word-break: keep-all;
  overflow-wrap: normal;
  hyphens: none;
}
.depth-card.is-lead .depth-card-title,
.depth-card.is-lead .depth-card-dek,
.depth-card.is-lead .depth-meta { color: #fff; }
.depth-card.is-lead .depth-card-dek { opacity: 0.92; }
.depth-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.depth-side .depth-thumb img { object-position: 28% center; }
.depth-meta { font-family: var(--font-sans); font-size: 11px; font-weight: 600; letter-spacing: 0.08em; color: var(--boil); }
.depth-card-title { margin: 0; font-family: var(--font-serif); font-size: 22px; font-weight: 600; line-height: 1.25; color: var(--ink); }
.depth-card.is-lead .depth-card-title {
  font-size: clamp(28px, 2.2vw, 34px);
  font-weight: 700; line-height: 1.2; letter-spacing: -0.02em;
  color: #fff;
  word-break: keep-all;
  overflow-wrap: normal;
  hyphens: none;
  max-width: min(768px, 100%);
}
.depth-card-dek { margin: 0; font-family: var(--font-sans); font-size: 14px; line-height: 1.45; color: var(--ink-muted); }
.depth-card.is-lead .depth-card-dek { font-size: 16px; line-height: 1.5; }
.depth-side { display: flex; flex-direction: column; gap: 12px; }
.depth-side .depth-card { flex-direction: row; gap: 12px; min-height: 0; align-items: center; }
.depth-side .depth-thumb { width: 96px; height: 96px; flex-shrink: 0; aspect-ratio: 1; min-height: 0; }
.depth-side .depth-card-title { font-size: 20px; font-weight: 600; line-height: 1.25; }
.depth-side .depth-card-dek { font-size: 13px; }
.depth-side .depth-body { display: flex; flex-direction: column; gap: 4px; justify-content: center; }

.sections-entry { padding: 64px 0 56px; border-bottom: 1px solid var(--rule); }
.sections-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.section-card {
  position: relative; display: flex; flex-direction: column; justify-content: flex-end;
  min-height: 200px; padding: 28px 28px 24px;
  border: 1px solid var(--rule); border-radius: 12px; background: var(--paper);
  color: inherit; text-decoration: none; overflow: hidden;
}
.section-card:hover { border-color: rgba(232, 93, 4, 0.45); box-shadow: 0 2px 8px rgba(10,10,10,0.06); }
.section-card-index {
  position: absolute; top: 20px; right: 24px;
  font-size: 48px; font-weight: 700; line-height: 1; color: rgba(10,10,10,0.06);
}
.section-card-name { margin: 0 0 8px; font-size: 26px; font-weight: 700; letter-spacing: -0.02em; color: var(--ink); }
.section-card-hint { margin: 0; font-size: 14px; color: var(--ink-muted); }
.section-card-arrow { margin-top: 20px; font-size: 13px; font-weight: 600; color: var(--boil); }

.subscribe { padding: 72px 0; background: #fafafa; border-bottom: 1px solid var(--rule); }
.subscribe-inner { display: grid; grid-template-columns: 1fr auto; gap: 48px; align-items: center; }
.subscribe-copy h2 { margin: 0 0 12px; font-size: 32px; font-weight: 700; letter-spacing: -0.025em; }
.subscribe-copy p { margin: 0; font-size: 16px; line-height: 1.55; color: var(--ink-muted); max-width: 28em; }
.subscribe-btn {
  display: inline-flex; align-items: center; justify-content: center;
  height: 48px; padding: 0 24px; border-radius: 8px;
  background: var(--boil); color: #fff; font-weight: 600; font-size: 15px;
}
.subscribe-btn:hover { background: var(--boil-hover); color: #fff; text-decoration: none; }

.donors { display: none; }
.donors-label { margin: 0 0 12px; font-size: 12px; font-weight: 600; letter-spacing: 0.08em; color: var(--ink-faint); }
.donors-row { display: flex; flex-wrap: wrap; gap: 8px 0; min-height: 48px; align-items: center; font-size: 14px; color: var(--ink-muted); }
.donors-row span { white-space: nowrap; }
.donors-row span::after { content: "·"; margin: 0 20px; color: var(--rule-strong); }
.donors-row span:last-child::after { content: none; }

.site-footer { background: var(--paper); color: var(--ink-muted); padding: 40px 0 48px; text-align: left; }
.site-footer .footer-inner { display: flex; justify-content: space-between; align-items: center; gap: 32px; }
.footer-brand { font-size: 14px; font-weight: 600; color: var(--ink); }
.site-footer .footer-links { display: flex; gap: 24px; list-style: none; margin: 0; padding: 0; }
.site-footer .footer-links a { font-size: 13px; font-weight: 500; letter-spacing: 0; text-transform: none; color: var(--ink-muted); }
.site-footer .footer-copy { width: min(1280px, calc(100% - 48px)); margin: 24px auto 0; font-size: 12px; color: var(--ink-faint); text-align: left; }

@media (prefers-reduced-motion: reduce) {
  .flash-live-dot, .flash-row.is-new { animation: none; }
}