/* 情报差 · INFO GAP — 海外信息集市
   参考：Techmeme(同题聚类/密度) Semafor(米色纸感/编号速览) HN(等级列表)
        华尔街见闻(行情条/时间流) 36氪(分区导航) 少数派(卡片细节) */

:root {
  --bg: #f7f4ec;
  --bg-soft: #efe9dc;
  --card: #fffdf7;
  --card-hi: #ffffff;
  --line: #ded6c4;
  --line-soft: #ebe4d5;
  --ink: #171a1f;
  --ink-soft: #4c4f57;
  /* 原 #8a8477 在米色底上只有 3.35:1，低于 WCAG AA 4.5:1；
     调深到 #767065 后约 4.75:1，页脚 / 行情名 / 列表元信息 / 阅读抽屉副标题一并达标。 */
  --ink-dim: #767065;
  --acid: #17794a;
  --flare: #c0392b;
  --up: #d33a3a;
  --down: #0d7f57;
  --shadow: 0 16px 34px -28px rgba(48, 38, 20, 0.55);
  --serif: "Source Han Serif SC", "Noto Serif CJK SC", "Songti SC", "SimSun", "Times New Roman", serif;
  --sans: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", system-ui, sans-serif;
  --mono: "JetBrains Mono", "Cascadia Mono", "Consolas", monospace;
  --rail: 128px;
  --gap: 9px;
}

html[data-theme="night"] {
  --bg: #171b21;
  --bg-soft: #1d222a;
  --card: #1f242d;
  --card-hi: #252b35;
  --line: #333a46;
  --line-soft: #2a303a;
  --ink: #eae8e3;
  --ink-soft: #b2b7c0;
  --ink-dim: #818995;
  --acid: #c9ff3d;
  --flare: #ff7040;
  --up: #ff6b6b;
  --down: #3dd68c;
  --shadow: 0 20px 44px -30px rgba(0, 0, 0, 0.8);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
[hidden] { display: none !important; }

::selection { background: color-mix(in srgb, var(--acid) 28%, transparent); }

:focus-visible { outline: 2px solid var(--acid); outline-offset: 2px; }

* { font-variant-numeric: tabular-nums; }

.rail::-webkit-scrollbar, .filter-panel::-webkit-scrollbar, .reader__panel::-webkit-scrollbar { width: 8px; }
.rail::-webkit-scrollbar-thumb, .filter-panel::-webkit-scrollbar-thumb, .reader__panel::-webkit-scrollbar-thumb {
  background: var(--line);
  border-radius: 8px;
}
.rail::-webkit-scrollbar-track, .filter-panel::-webkit-scrollbar-track, .reader__panel::-webkit-scrollbar-track { background: transparent; }

/* 截断文本浮窗 */
.tip {
  position: fixed;
  z-index: 200;
  max-width: 300px;
  padding: 6px 9px;
  background: var(--ink);
  color: var(--bg);
  border-radius: 6px;
  font-size: 11.5px;
  line-height: 1.5;
  opacity: 0;
  transform: translateY(3px);
  transition: opacity 0.12s ease, transform 0.12s ease;
  pointer-events: none;
  box-shadow: 0 10px 24px -12px rgba(0, 0, 0, 0.55);
}

.tip.on { opacity: 1; transform: none; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 14.5px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
  overflow-x: hidden;
  transition: background 0.3s ease, color 0.3s ease;
}

a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }

.progress { position: fixed; top: 0; left: 0; height: 2px; width: 0; background: var(--acid); z-index: 60; }

/* ---------------------------------------------------------- 左侧分区导航 */
.rail {
  position: fixed;
  left: 0; top: 0; bottom: 0;
  width: var(--rail);
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 14px 10px;
  border-right: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 94%, transparent);
  backdrop-filter: blur(6px);
  z-index: 40;
  overflow-y: auto;
}

.rail__brand { display: flex; align-items: center; gap: 8px; padding: 0 6px 10px; border-bottom: 1px solid var(--line); }

.rail__mark {
  width: 24px; height: 24px;
  display: grid; place-items: center;
  background: var(--acid);
  color: var(--bg);
  font-family: var(--serif);
  font-size: 15px;
  border-radius: 3px;
}

.rail__name { font-family: var(--serif); font-size: 15px; font-weight: 700; }

.rail__nav { display: flex; flex-direction: column; gap: 1px; flex: 1; }

.node {
  display: flex;
  align-items: center;
  gap: 6px;
  width: 100%;
  padding: 5px 7px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-soft);
  border-left: 2px solid transparent;
  text-align: left;
}

.node:hover { background: var(--card); color: var(--ink); }
.node[aria-current="true"] { border-left-color: var(--acid); background: var(--card); color: var(--ink); }
.node .g { color: var(--accent, var(--acid)); font-size: 11px; flex: none; }
.node .t { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.node .n { font-size: 9.5px; color: var(--ink-dim); flex: none; }

.node__caret {
  flex: none;
  width: 18px;
  height: 18px;
  display: grid;
  place-items: center;
  font-size: 10px;
  color: var(--ink-dim);
  border-radius: 4px;
  cursor: pointer;
  margin-left: -3px;
}

.node__caret:hover { background: color-mix(in srgb, var(--ink) 12%, transparent); color: var(--ink); }

.node--sub {
  padding-left: 20px;
  font-size: 10.5px;
  color: var(--ink-dim);
}

.node--sub[aria-current="true"] { color: var(--ink); }
.node__kids { display: flex; flex-direction: column; gap: 0; padding-bottom: 2px; }

.rail__foot { border-top: 1px solid var(--line); padding-top: 10px; }

.theme-btn {
  width: 100%;
  font-family: var(--mono);
  font-size: 10px;
  border: 1px solid var(--line);
  padding: 7px 8px;
  /* 对比度：原来用 --ink-soft 在浅底上只有 2.55:1，小屏几乎看不清 */
  color: var(--ink);
}

.theme-btn:hover { border-color: var(--acid); color: var(--acid); }

.theme-btn--inline { display: none; }

/* ---------------------------------------------------------- 容器 */
.shell { margin-left: var(--rail); padding: 0 clamp(10px, 1.3vw, 20px) 56px; max-width: 1760px; }

/* ---------------------------------------------------------- 报头 */
.topbar {
  display: flex;
  align-items: flex-end;
  gap: 16px;
  flex-wrap: wrap;
  padding: 14px 0 10px;
  border-bottom: 1px solid var(--line);
}

.brand { display: flex; align-items: baseline; gap: 12px; min-width: 0; }

.brand h1 {
  font-family: var(--serif);
  font-size: clamp(26px, 2.6vw, 38px);
  line-height: 1;
  margin: 0;
  letter-spacing: -0.02em;
}

.brand__sub {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--ink-dim);
  white-space: nowrap;
}

.topbar__stats {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 10.5px;
  line-height: 1.7;
  color: var(--ink-dim);
  text-align: right;
}

.topbar__stats b { color: var(--ink); font-weight: 600; }

.topbar__acts { display: flex; align-items: center; gap: 10px; }

.stamp {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-dim);
  border: 1px dashed var(--line);
  padding: 5px 8px;
  white-space: nowrap;
}

.radar-mini { width: 38px; height: 38px; flex: none; opacity: 0.9; }
.radar-mini .sweep { transform-origin: 50% 50%; animation: spin 4.4s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------------------------------------------------------- 快讯条 */
.ticker {
  position: relative;
  overflow: hidden;
  border-bottom: 1px dashed var(--line);
  padding: 6px 0;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-soft);
  mask-image: linear-gradient(90deg, transparent, #000 3%, #000 97%, transparent);
}

.ticker__track { display: inline-flex; gap: 30px; white-space: nowrap; animation: slide 62s linear infinite; }
.ticker:hover .ticker__track { animation-play-state: paused; }
@keyframes slide { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.ticker__item::before { content: "·"; color: var(--flare); margin-right: 8px; font-weight: 700; }

/* ---------------------------------------------------------- 行情条 */
.market-strip { display: flex; flex-wrap: wrap; border-bottom: 1px solid var(--line); }

.mkt-strip__label {
  flex: none;
  display: flex; flex-direction: column; justify-content: center; gap: 2px;
  padding: 7px 11px;
  border-right: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 8.5px;
  letter-spacing: 0.26em;
  color: var(--ink-dim);
}

.mkt-strip__label em { font-style: normal; font-size: 11px; letter-spacing: 0.08em; color: var(--acid); }

.mkt {
  flex: 1 1 126px;
  min-width: 126px;
  padding: 6px 10px 5px;
  border-right: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  display: grid;
  gap: 1px;
}

.mkt:hover { background: var(--card); }

.mkt__name { font-family: var(--mono); font-size: 9.5px; color: var(--ink-dim); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mkt__row { display: flex; align-items: baseline; gap: 6px; }
.mkt__val { font-family: var(--mono); font-size: 13.5px; font-variant-numeric: tabular-nums; white-space: nowrap; }
.mkt__pct { font-style: normal; font-family: var(--mono); font-size: 10px; white-space: nowrap; }
.spark { width: 100%; height: 16px; display: block; }

/* ---------------------------------------------------------- 主展台 */
.deck {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--gap);
  padding: var(--gap) 0;
  border-bottom: 1px solid var(--line);
}

.deck__hero {
  grid-column: span 5;
  background: var(--card);
  border: 1px solid var(--line);
  padding: 14px 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.kicker {
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--flare);
  display: flex;
  align-items: center;
  gap: 8px;
}

.kicker::after { content: ""; flex: 1; height: 1px; background: var(--line); }

.deck__title {
  font-family: var(--serif);
  font-size: clamp(22px, 2.2vw, 33px);
  line-height: 1.26;
  margin: 0;
  letter-spacing: -0.01em;
}

.deck__title a:hover { color: var(--acid); }
.deck__summary { font-size: 13.5px; color: var(--ink-soft); margin: 0; }

.note { border-left: 2px solid var(--accent, var(--acid)); padding: 2px 0 2px 10px; }
.note__cap {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.16em;
  color: var(--accent, var(--acid));
  display: block;
  margin-bottom: 2px;
}
.note p { margin: 0; font-size: 12.5px; line-height: 1.6; color: var(--ink-soft); }
.note--trend { border-left-style: dotted; }

.deck__foot { display: flex; align-items: center; gap: 9px; flex-wrap: wrap; margin-top: auto; padding-top: 4px; }

.score-chip {
  font-family: var(--mono);
  font-size: 11px;
  border: 1px solid var(--accent, var(--acid));
  color: var(--accent, var(--acid));
  padding: 4px 8px;
}

.meta-chip { font-family: var(--mono); font-size: 10px; color: var(--ink-dim); }

.deck__charts { grid-column: span 4; display: grid; grid-template-columns: 1fr 1fr; gap: var(--gap); }

.deck__flash {
  grid-column: span 3;
  background: var(--card);
  border: 1px solid var(--line);
  padding: 11px 11px 9px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.panel__title {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-dim);
  display: flex;
  justify-content: space-between;
  gap: 8px;
  padding-bottom: 5px;
  border-bottom: 1px solid var(--line);
}

.flash-row {
  display: grid;
  grid-template-columns: 38px 6px 1fr;
  gap: 7px;
  align-items: baseline;
  padding: 3px 0;
  border-bottom: 1px dashed var(--line-soft);
  font-size: 12px;
  line-height: 1.45;
}

.flash-row:hover { color: var(--acid); }
.flash-row i { font-family: var(--mono); font-style: normal; font-size: 9.5px; color: var(--ink-dim); }
.flash-row .flash-dot { width: 6px; height: 6px; border-radius: 50%; align-self: center; }
.flash-row span:last-child { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* ---------------------------------------------------------- 图表卡 */
.chart {
  border: 1px solid var(--line);
  background: var(--card);
  padding: 8px 9px 6px;
}

.chart:hover { border-color: var(--ink-dim); }
.chart header { display: flex; justify-content: space-between; align-items: flex-start; gap: 8px; }
.chart__name { font-family: var(--mono); font-size: 10.5px; }
.chart__name em { display: block; font-style: normal; font-size: 8.5px; letter-spacing: 0.12em; color: var(--ink-dim); margin-top: 2px; }
.chart__val { text-align: right; font-family: var(--mono); }
.chart__val b { display: block; font-size: 13px; font-variant-numeric: tabular-nums; }
.chart__val i { font-style: normal; font-size: 10px; }
.chart__box { position: relative; margin: 6px 0 3px; cursor: crosshair; }
.chart__box svg { width: 100%; height: 52px; display: block; overflow: visible; }
.chart footer { display: flex; gap: 8px; font-family: var(--mono); font-size: 9px; color: var(--ink-dim); }

.chart__cursor { position: absolute; top: 0; bottom: 0; width: 1px; background: color-mix(in srgb, var(--ink) 40%, transparent); display: none; pointer-events: none; }
.chart__tip {
  position: absolute; top: -3px; transform: translateX(-50%);
  font-family: var(--mono); font-size: 9px;
  background: var(--bg-soft); border: 1px solid var(--line);
  padding: 1px 5px; white-space: nowrap; display: none; pointer-events: none; z-index: 2;
}

/* ---------------------------------------------------------- 筛选条 */
.bazaar { padding-top: var(--gap); }

.rake {
  position: sticky; top: 0; z-index: 30;
  display: flex; align-items: center; gap: 9px;
  padding: 7px 0;
  background: color-mix(in srgb, var(--bg) 94%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
  margin-bottom: var(--gap);
  overflow: hidden;
}

.viewswitch { display: flex; border: 1px solid var(--line); flex: none; }

.vsw {
  font-family: var(--mono);
  font-size: 10.5px;
  padding: 6px 11px;
  color: var(--ink-dim);
}

.vsw[aria-pressed="true"] { background: var(--ink); color: var(--bg); }

/* 移动端分类入口（桌面隐藏，分类树在左侧栏） */
.filter-btn {
  display: none;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--line);
  background: var(--card);
  padding: 7px 10px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink);
  border-radius: 6px;
  white-space: nowrap;
}

.filter-btn__cap { color: var(--ink-dim); font-size: 10px; letter-spacing: 0.08em; }
.filter-btn__now { max-width: 7em; overflow: hidden; text-overflow: ellipsis; }
.filter-btn__caret { color: var(--ink-dim); font-size: 9px; }
.filter-btn[aria-expanded="true"] { border-color: var(--acid); color: var(--acid); }

.filter-panel {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 90;
  background: var(--card);
  border-top: 1px solid var(--line);
  border-radius: 16px 16px 0 0;
  padding: 10px 14px calc(18px + env(safe-area-inset-bottom));
  max-height: 78vh;
  overflow: auto;
  box-shadow: 0 -18px 40px -24px rgba(0, 0, 0, 0.55);
  transform: translateY(100%);
  transition: transform 0.22s ease;
}

.filter-panel::before {
  content: "";
  display: block;
  width: 42px; height: 4px;
  border-radius: 4px;
  background: var(--line);
  margin: 0 auto 10px;
}

.filter-panel.open { transform: none; }

.filter-panel__head {
  display: flex; align-items: center; justify-content: space-between;
  padding-bottom: 8px; margin-bottom: 6px;
  border-bottom: 1px solid var(--line);
}

.filter-panel__title { font-family: var(--mono); font-size: 12px; letter-spacing: 0.18em; color: var(--ink-soft); }

.filter-panel__done {
  font-family: var(--mono);
  font-size: 12px;
  padding: 8px 14px;
  border-radius: 8px;
  background: var(--acid);
  color: var(--bg);
  font-weight: 600;
}

.sheet-backdrop {
  position: fixed;
  inset: 0;
  z-index: 89;
  background: color-mix(in srgb, #1a1712 46%, transparent);
  backdrop-filter: blur(2px);
}

.filter-panel__tree { display: flex; flex-direction: column; gap: 1px; }
.filter-panel .node { border-radius: 4px; }

.search {
  flex: 0 0 190px;
  background: var(--card);
  border: 1px solid var(--line);
  color: var(--ink);
  padding: 7px 9px;
  font-family: var(--mono);
  font-size: 11px;
  outline: none;
}

.search:focus { border-color: var(--acid); }

.rake__spacer { flex: 1; }
.rake__side { display: flex; align-items: center; gap: 7px; flex: none; }
.rake__count { font-family: var(--mono); font-size: 9.5px; color: var(--ink-dim); white-space: nowrap; }
.chips { display: flex; gap: 4px; }

.chip {
  font-family: var(--mono);
  font-size: 10.5px;
  padding: 5px 9px;
  border: 1px solid var(--line);
  color: var(--ink-soft);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.chip:hover { border-color: var(--ink-soft); color: var(--ink); }
.chip[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: var(--bg); }
.chip i { font-style: normal; opacity: 0.6; font-size: 9.5px; }
.chip[disabled], .spec[disabled], .navitem[disabled] { opacity: 0.35; cursor: default; }
.chip[disabled]:hover, .spec[disabled]:hover, .navitem[disabled]:hover { border-color: var(--line); color: var(--ink-soft); background: none; }

/* ---------------------------------------------------------- 集市网格 */
.grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: var(--gap); grid-auto-flow: dense; align-items: start; }

.card {
  grid-column: span 3;
  position: relative;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 10px 11px 9px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  opacity: 0;
  transform: translateY(12px);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.card.reveal { opacity: 1; transform: none; }
.card:hover { transform: translateY(-2px); border-color: var(--accent); box-shadow: var(--shadow); }
.card--wide { grid-column: span 6; }

.card__head { display: flex; align-items: center; gap: 6px; font-family: var(--mono); font-size: 9.5px; }
.card__rank { color: var(--ink-dim); border: 1px solid var(--line); padding: 0 4px; }
.card__rank--top { color: var(--card); background: var(--accent, var(--acid)); border-color: transparent; font-weight: 700; }

/* 原文首图缩略图（本地缓存，版权归原站，仅作索引） */
.card__thumb { display: block; margin: -10px -11px 8px; overflow: hidden; background: var(--bg-soft); }
.card__thumb img { display: block; width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.card--wide .card__thumb img { aspect-ratio: 21 / 9; }

/* 无图卡片：用赛道色斜纹占位带，避免顶部空一块 */
.card:not(.card--hasimg)::before,
.card--noimg::before {
  content: "";
  display: block;
  height: 44px;
  margin: -10px -11px 8px;
  background:
    repeating-linear-gradient(135deg, transparent 0 6px, color-mix(in srgb, var(--accent) 16%, transparent) 6px 12px),
    color-mix(in srgb, var(--accent) 9%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--accent) 24%, transparent);
}

/* 头条主图 */
.deck__img {
  display: block;
  margin: 2px 0 10px;
  border-radius: 8px;
  overflow: hidden;
  background: var(--bg-soft);
  aspect-ratio: 21 / 9;
}
.deck__img img { display: block; width: 100%; height: 100%; object-fit: cover; }

/* 无首图的卡片：用赛道色的斜纹带补上图片位，别留一个空洞（26/56 条无图） */
.card:not(.card--hasimg)::before {
  content: "";
  display: block;
  height: 44px;
  margin: -10px -11px 8px;
  background:
    repeating-linear-gradient(135deg,
      color-mix(in srgb, var(--accent) 24%, transparent) 0 5px,
      transparent 5px 10px),
    color-mix(in srgb, var(--accent) 10%, var(--bg-soft));
  border-bottom: 1px solid color-mix(in srgb, var(--accent) 28%, transparent);
}

.row__thumb { flex: none; width: 76px; height: 42.75px; overflow: hidden; border-radius: 4px; background: var(--bg-soft); }
.row__thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }

.reader__img {
  display: block;
  width: 100%;
  border-radius: 8px;
  margin: 4px 0 18px;
  background: var(--bg-soft);
}

.pill {
  font-family: var(--mono);
  font-size: 9.5px;
  padding: 1px 6px;
  border-radius: 20px;
  white-space: nowrap;
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 13%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
}

.pill--peer { color: var(--flare); background: color-mix(in srgb, var(--flare) 12%, transparent); border-color: color-mix(in srgb, var(--flare) 30%, transparent); }
.pill--spec { color: var(--ink-soft); background: transparent; border-color: var(--line); }
.card__score { margin-left: auto; color: var(--ink-dim); }

.card__title {
  font-family: var(--serif);
  font-size: 16px;
  line-height: 1.36;
  margin: 0;
  font-weight: 700;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card--wide .card__title { font-size: 18.5px; -webkit-line-clamp: 2; }

.card__summary {
  font-size: 12.5px;
  line-height: 1.58;
  color: var(--ink-soft);
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card--wide .card__summary { -webkit-line-clamp: 5; }
.card .note p { font-size: 12px; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.card--wide .note p { -webkit-line-clamp: 4; }

.card__tags { display: flex; gap: 4px; flex-wrap: wrap; }
.tag { font-family: var(--mono); font-size: 9px; color: var(--ink-soft); border: 1px solid var(--line); padding: 0 5px; border-radius: 2px; }

.card__foot {
  margin-top: auto;
  padding-top: 6px;
  border-top: 1px dashed var(--line);
  display: flex;
  align-items: center;
  gap: 7px;
  font-family: var(--mono);
  font-size: 9.5px;
  color: var(--ink-soft);
}

.card__foot .sp { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.card__foot .num { color: var(--ink-soft); flex: none; }

.card__read {
  font-family: var(--mono);
  font-size: 10px;
  padding: 3px 8px;
  border: 1px solid var(--accent);
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  white-space: nowrap;
}

.card__read:hover { background: var(--accent); color: var(--card); }
.card__noread { color: var(--ink-dim); white-space: nowrap; }

/* ---------------------------------------------------------- 电报列表 */
.river { border: 1px solid var(--line); border-radius: 4px; background: var(--card); overflow: hidden; }

.row {
  /* 列表行子元素个数随「是否有首图」变化，网格列数写死会让 body 被挤进隐式窄列；
     改用 flex，增删子元素都不会错位（手机端尤其明显）。 */
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 9px 12px;
  border-bottom: 1px dashed var(--line);
  opacity: 0;
  animation: fadeUp 0.3s ease forwards;
}

@keyframes fadeUp { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

.row:last-child { border-bottom: none; }
.row:hover { background: var(--card-hi); }
.row__rank { flex: none; width: 26px; font-family: var(--mono); font-size: 10.5px; color: var(--ink-dim); padding-top: 2px; }
.row__rank--top { color: var(--flare); font-weight: 700; }
.row__time { flex: none; width: 48px; font-family: var(--mono); font-size: 10px; color: var(--ink-dim); padding-top: 3px; }
.row__dot { flex: none; width: 6px; height: 6px; border-radius: 50%; margin-top: 7px; }
.row__body { flex: 1 1 auto; min-width: 0; max-width: 900px; }

.row__title {
  font-family: var(--serif);
  font-size: 16px;
  line-height: 1.38;
  margin: 0;
  font-weight: 700;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.row__title a:hover { color: var(--acid); }

.row__line {
  margin: 4px 0 0;
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--ink-soft);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.row__line b { color: var(--accent); font-weight: 600; }

.row__meta {
  margin-top: 4px;
  font-family: var(--mono);
  font-size: 9.5px;
  color: var(--ink-soft);
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

/* 赛道图标（⌘ ✦ ◐ ◎ …）在 JetBrains Mono / Consolas 里缺字形，
   9.5px 下会退化成被切一半的怪字；首个 span 单独优先走带符号字形的字体栈。 */
.row__meta > span:first-child {
  font-family: "Segoe UI Symbol", "Segoe UI Emoji", var(--mono);
  font-size: 10.5px;
}

.row__acts { flex: none; margin-left: auto; display: flex; align-items: center; gap: 8px; padding-top: 2px; }
.row__score { font-family: var(--mono); font-size: 12px; color: var(--ink-soft); }

/* ---------------------------------------------------------- 空态 */
.empty {
  grid-column: 1 / -1;
  border: 1px dashed var(--line);
  padding: 34px;
  text-align: center;
  color: var(--ink-dim);
  font-family: var(--mono);
  font-size: 12px;
}

mark { background: color-mix(in srgb, var(--acid) 30%, transparent); color: inherit; padding: 0 2px; }

/* 长英文/URL 不允许把网格撑宽（320px 小屏尤其明显） */
.card__title, .card__summary, .card__why, .row__title, .row__line,
.deck__title, .deck__summary, .reader__title, .reader__sub, .peers__item a {
  overflow-wrap: anywhere;
  word-break: break-word;
}

.grid, .feed, .card, .row__body { min-width: 0; }

/* ---------------------------------------------------------- 按钮 */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  font-family: var(--mono);
  font-size: 11px;
  line-height: 1;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink);
  background: transparent;
  white-space: nowrap;
  transition: background 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.btn--main { background: var(--acid); border-color: var(--acid); color: var(--bg); font-weight: 600; }
.btn--main:hover { background: color-mix(in srgb, var(--acid) 86%, #000); }
.btn--ghost { color: var(--ink-soft); }
.btn--ghost:hover { border-color: var(--ink-soft); color: var(--ink); }

.card__read { border-radius: 5px; transition: background 0.18s ease, color 0.18s ease; }
.chip, .vsw, .theme-btn, .search, .spec { border-radius: 6px; }

/* ---------------------------------------------------------- 阅读抽屉 */
.reader { position: fixed; inset: 0; z-index: 80; }
.reader__scrim { position: absolute; inset: 0; background: color-mix(in srgb, #1a1712 52%, transparent); backdrop-filter: blur(2px); }

.reader__panel {
  position: absolute; top: 0; right: 0; bottom: 0;
  width: min(720px, 94vw);
  background: var(--card);
  border-left: 1px solid var(--line);
  overflow-y: auto;
  padding: clamp(16px, 2.2vw, 34px);
  animation: slideIn 0.24s ease;
}

@keyframes slideIn { from { transform: translateX(20px); opacity: 0; } to { transform: none; opacity: 1; } }

.reader__head {
  display: flex; align-items: flex-start; justify-content: space-between; gap: 12px;
  padding-bottom: 10px; border-bottom: 1px solid var(--line);
}

.reader__meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-family: var(--mono); font-size: 10px; color: var(--ink-dim); }
.reader__close { flex: none; font-size: 14px; padding: 7px 10px; border: 1px solid var(--line); color: var(--ink-soft); }
.reader__close:hover { border-color: var(--ink); color: var(--ink); }

.reader__title { font-family: var(--serif); font-size: clamp(20px, 2vw, 28px); line-height: 1.3; margin: 16px 0 5px; }
.reader__sub { font-family: var(--mono); font-size: 10.5px; color: var(--ink-dim); margin: 0 0 16px; line-height: 1.6; }
.reader__analysis { display: grid; gap: 9px; margin-bottom: 18px; }
.reader__body { font-size: 15.5px; line-height: 1.92; }
.reader__body p { margin: 0 0 14px; }
.reader__body h3 { font-family: var(--serif); font-size: 17.5px; margin: 20px 0 9px; padding-left: 10px; border-left: 2px solid var(--acid); }
.reader__empty { color: var(--ink-dim); }

.peers { margin-top: 24px; border-top: 1px dashed var(--line); padding-top: 14px; }
.peers__item { display: flex; gap: 8px; padding: 5px 0; font-size: 12.5px; border-bottom: 1px dashed var(--line-soft); }
.peers__item span:first-child { font-family: var(--mono); font-size: 10px; color: var(--ink-dim); flex: none; width: 96px; }
.peers__item a:hover { color: var(--acid); }

.reader__foot {
  margin-top: 22px; padding-top: 14px;
  border-top: 1px dashed var(--line);
  font-family: var(--mono); font-size: 10px; color: var(--ink-dim);
  display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between;
}

.reader__foot p { margin: 0; max-width: 46ch; line-height: 1.7; }

/* ---------------------------------------------------------- 页脚 */
.foot {
  margin-top: 34px;
  border-top: 1px solid var(--line);
  padding-top: 18px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 20px;
  font-size: 12.5px;
  color: var(--ink-dim);
}

.foot h4 { font-family: var(--mono); font-size: 9px; letter-spacing: 0.2em; color: var(--ink-soft); margin: 0 0 8px; text-transform: uppercase; }
.foot p { margin: 0 0 6px; line-height: 1.7; }
.flow { font-family: var(--mono); font-size: 10.5px; line-height: 1.9; }
.flow b { color: var(--acid); }

.srcrow {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%; gap: 8px;
  font-family: var(--mono); font-size: 10.5px; color: var(--ink-dim);
  padding: 2px 0; text-align: left;
}

.srcrow:hover { color: var(--acid); }

/* ---------------------------------------------------------- 响应式 */
@media (max-width: 1520px) {
  .deck__hero { grid-column: span 6; }
  .deck__charts { grid-column: span 6; }
  .deck__flash { grid-column: span 12; }
  .card { grid-column: span 4; }
  .card--wide { grid-column: span 8; }
}

@media (max-width: 1200px) {
  :root { --rail: 0px; }
  .rail { display: none; }
  .shell { margin-left: 0; }
  /* 左侧栏隐藏后，分类改用筛选条上的入口 */
  /* 筛选条改成三格布局：视图切换 + 分类（主操作）+ 主题 */
  .rake {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 8px;
    flex-wrap: nowrap;
  }
  .viewswitch { grid-column: 1; }
  .filter-btn {
    grid-column: 2;
    display: inline-flex;
    justify-content: center;
    height: 44px;
    font-size: 13px;
    font-weight: 600;
    padding: 0 14px;
    border-color: color-mix(in srgb, var(--acid) 55%, transparent);
    background: color-mix(in srgb, var(--acid) 12%, transparent);
    color: var(--ink);
  }
  .filter-btn__cap { font-size: 11px; }
  .filter-btn--active { background: var(--acid); border-color: var(--acid); color: var(--bg); }
  .filter-btn--active .filter-btn__cap,
  .filter-btn--active .filter-btn__caret { color: var(--bg); opacity: 0.9; }
  .theme-btn--inline { grid-column: 3; display: inline-flex; align-items: center; justify-content: center; width: auto; flex: none; height: 44px; padding: 0 12px; }
  .search { grid-column: 1 / -1; height: 42px; font-size: 13px; }
  .rake__side { grid-column: 1 / -1; }
  /* 触屏/小屏把可点区域放大到 38-42px */
  .chip { padding: 10px 13px; font-size: 11.5px; }
  .vsw { padding: 10px 13px; }
  .filter-btn { padding: 10px 12px; }
  .card__read { padding: 9px 13px; font-size: 11px; }
  .reader__close { padding: 11px 13px; font-size: 16px; }
  .theme-btn--inline { padding: 10px 12px; }
  .search { padding: 10px 11px; font-size: 12px; }
  .node { padding: 9px 8px; }
}

@media (max-width: 1024px) {
  .deck__hero, .deck__charts { grid-column: span 12; }
  .card { grid-column: span 6; }
  .card--wide { grid-column: span 12; }
  .rake { flex-wrap: wrap; overflow: visible; }
  .search { flex: 1 1 160px; }
}

@media (max-width: 760px) {
  :root { --gap: 8px; }
  .shell { padding: 0 10px 44px; }
  .progress { height: 3px; }

  .topbar { gap: 8px; padding: 12px 0 9px; align-items: center; }
  .brand { gap: 7px; }
  .brand h1 { font-size: 27px; }
  .brand__sub { font-size: 8.5px; letter-spacing: 0.1em; white-space: normal; }
  .topbar__stats { order: 3; width: 100%; margin-left: 0; text-align: left; font-size: 9.5px; white-space: normal; }
  .topbar__acts { margin-left: auto; }
  .deck__flash { order: 2; }
  .stamp { display: none; }
  .radar-mini { width: 30px; height: 30px; }

  .ticker { font-size: 10px; }
  .market-strip { flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none; }
  .market-strip::-webkit-scrollbar { display: none; }
  .mkt { flex: 0 0 122px; }
  .mkt-strip__label { position: sticky; left: 0; z-index: 2; background: var(--bg); }

  .deck { grid-template-columns: 1fr; }
  .deck__hero, .deck__charts, .deck__flash { grid-column: 1 / -1; }
  .deck__title { font-size: 21px; }
  .deck__charts { grid-template-columns: 1fr 1fr; }
  .deck__foot .btn { flex: 1 1 auto; padding: 10px 12px; }

  /* 手机端把分类入口做成主操作：一行三格，拇指好点 */
  .rake { position: sticky; top: 0; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 8px; padding: 8px 0; }
  .viewswitch { grid-column: 1; }
  .filter-btn {
    grid-column: 2;
    display: inline-flex;
    justify-content: center;
    height: 46px;
    font-size: 13px;
    font-weight: 600;
    border-color: color-mix(in srgb, var(--acid) 55%, transparent);
    background: color-mix(in srgb, var(--acid) 12%, transparent);
    color: var(--ink);
  }
  .filter-btn__cap { font-size: 11px; }
  .filter-btn--active { background: var(--acid); border-color: var(--acid); color: var(--bg); }
  .filter-btn--active .filter-btn__cap, .filter-btn--active .filter-btn__caret { color: var(--bg); opacity: 0.85; }
  .theme-btn--inline { grid-column: 3; height: 46px; padding: 0 12px; }
  .search { grid-column: 1 / -1; height: 44px; font-size: 13px; padding: 0 12px; }
  .rake__side { grid-column: 1 / -1; justify-content: space-between; flex-wrap: wrap; }
  .chip { padding: 8px 12px; }
  /* 触控目标放大到接近 40px 高 */
  .chip { padding: 10px 13px; font-size: 11.5px; }
  .vsw { padding: 10px 13px; }
  .filter-btn { padding: 10px 12px; }
  .card__read { padding: 10px 14px; font-size: 11px; }
  .reader__close { padding: 12px 14px; font-size: 16px; }
  /* 触控目标统一到 44px（之前视图切换 39px、排序 40px、读全文 40px 都偏小） */
  .vsw, .chip, .card__read, .reader__close { min-height: 44px; }
  .node { padding: 10px 8px; }
  .filter-panel { max-height: 52vh; }
  .node { padding: 9px 8px; font-size: 12px; }
  .node--sub { padding-left: 18px; font-size: 11.5px; }

  .grid { grid-template-columns: 1fr; }
  .card, .card--wide { grid-column: 1 / -1; }
  /* 移动端阅读与信息层级：标题更大、正文更松（参考 BBC / Google News 移动版） */
  .card__title { font-size: 17.5px; line-height: 1.42; }
  .card:not(.card--hasimg)::before,
  .card--noimg::before { height: 36px; }
  .card__summary { font-size: 14px; line-height: 1.68; }
  .card__foot { font-size: 10.5px; }
  /* 小屏下双宽卡与普通卡同宽，图片比例必须统一回 16:9，否则网格节奏不齐 */
  .card--wide .card__thumb img { aspect-ratio: 16 / 9; }
  .card:not(.card--hasimg)::before { height: 36px; }

  /* 手机端：flex 行 + 更小的缩略图；正文列必须能吃掉剩余宽度（min-width:0 + flex:1） */
  .row { gap: 8px; padding: 9px 10px; }
  .row__rank { width: 20px; }
  .row__time, .row__acts { display: none; }
  .row__thumb { width: 64px; height: 36px; }
  .row__body { max-width: none; }
  .row__title { font-size: 16.5px; }
  .row__line { font-size: 13px; }

  .reader__panel { width: 100vw; border-left: none; padding: 14px 13px calc(26px + env(safe-area-inset-bottom)); }
  .reader__title { font-size: 20px; }
  .reader__body { font-size: 17px; line-height: 1.95; }
  .reader__sub { font-size: 11.5px; }
  .reader__foot { flex-direction: column; align-items: stretch; }
  .reader__foot .btn { width: 100%; }
  .peers__item span:first-child { width: 82px; }

  .foot { grid-template-columns: 1fr; gap: 16px; margin-top: 26px; }
}

@media (max-width: 420px) {
  .brand h1 { font-size: 24px; }
  .deck__charts { grid-template-columns: 1fr; }
  .rake__count { display: none; }
  .chip { padding: 10px 12px; font-size: 11px; }
  .vsw { padding: 11px 12px; }
  .filter-btn { padding: 11px 12px; font-size: 10.5px; }
}

/* 320–340px（iPhone SE 一代、部分安卓小屏）：行内装饰再收一档，
   保证有图行正文列仍 ≥ 视口 55%（此前 320px 下只有 164px / 51%）。 */
@media (max-width: 340px) {
  .row { gap: 6px; padding: 9px 8px; }
  .row__rank { width: 17px; font-size: 10px; }
  .row__thumb { width: 52px; height: 29.25px; }
  .row__title { font-size: 16px; }
}

/* 横屏手机（如 844×390）宽度命中不了 760px 断点，触控目标会掉回桌面尺寸；
   这里按「粗指针 / 矮视口」补齐 44px 触控目标。 */
@media (pointer: coarse), (max-height: 480px) {
  .vsw, .chip, .card__read, .reader__close, .filter-btn, .theme-btn { min-height: 44px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  .card { opacity: 1; transform: none; }
}