/* ═══════════════════════════════════════════════════════════
   高性价比人生指南 · 交互重制版
   设计语言：暖白纸底 + 深墨绿文字 + 苔绿强调
   排版：系统中文衬线做标题（思源宋体/Noto Serif SC 回退），
        系统无衬线做正文。数字用等宽表格数字对齐。
   ═══════════════════════════════════════════════════════════ */

:root {
  /* ── 纸面层次：卡片最亮 → 页面底 → 分区底 → 凹槽最暗 ── */
  --ink:   #f6f1e6;   /* 页面底：暖纸（比纯米白再深一档，卡片才浮得起来） */
  --ink-2: #eee7d7;   /* 交替分区底，靠色差分段，不靠边框 */
  --ink-3: #fffdf7;   /* 卡片：比页面底更亮 */
  --ink-4: #e7dfcd;   /* hover / 凹槽 / 次级按钮底 */

  /* ── 线条：用墨绿透明，不用纯黑，避免发灰发脏 ── */
  --line:   rgba(28, 43, 38, .14);
  --line-2: rgba(28, 43, 38, .28);

  /* ── 纸感块（卡片流用，比卡片更暖一点） ── */
  --paper:   #fffdf7;
  --paper-2: #f2ecdd;

  /* ── 文字：深墨绿，三级递减 ── */
  --txt:        #1b2a24;   /* 正文：对比度约 12:1 */
  --txt-2:      #43514a;   /* 次级：约 8:1 */
  --txt-3:      #5c6862;   /* 辅助小字：约 5.2:1，过 AA */
  --txt-dark:   #1b2a24;
  --txt-dark-2: #5a665f;

  /* ── 强调：苔绿。深到能当按钮底色配米白字（约 6:1） ── */
  --lime:     #2c6b4f;
  --lime-2:   #22543e;
  --lime-dim: rgba(44, 107, 79, .10);

  /* ── 四种收益口径：浅底上必须压深，否则荧光色读不出来 ── */
  --amber:  #8f5c14;
  --rose:   #b0442c;
  --sky:    #2d6a96;
  --violet: #63459b;

  --ff-display: "Songti SC", "STSong", "Noto Serif SC", "Source Han Serif SC", "SimSun", Georgia, serif;
  --ff-body: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
  --ff-mono: "SF Mono", ui-monospace, "JetBrains Mono", Menlo, Consolas, monospace;

  --maxw: 1200px;
  --topbar: 64px;        /* 顶栏高度 */
  --side: 372px;         /* 右侧目录宽度 */
  --r-sm: 8px;
  --r: 14px;
  --r-lg: 22px;
  --ease: cubic-bezier(.22, .68, .3, 1);
  --ease-out: cubic-bezier(.16, 1, .3, 1);
}

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

/* 弹层用了 display:grid/flex，会盖掉 hidden 属性的默认 display:none —— 必须显式压住 */
[hidden] { display: none !important; }

html { scroll-behavior: smooth; scroll-padding-top: 78px; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--ink);
  color: var(--txt);
  font-family: var(--ff-body);
  font-size: 16px;
  line-height: 1.72;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  /* 两栏布局：滚动发生在 .kb-main 里，body 本身不滚 */
  height: 100svh; overflow: hidden;
}

/* 纸纹噪点：浅底必须用 multiply，否则噪点会变成一层白雾 */
.grain {
  position: fixed; inset: 0; z-index: 9999; pointer-events: none;
  opacity: .34; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
}

::selection { background: var(--lime); color: var(--ink); }

a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
h1, h2, h3, h4 { margin: 0; font-weight: 600; line-height: 1.18; letter-spacing: -.01em; }
p { margin: 0; }
ol, ul { margin: 0; padding: 0; list-style: none; }
canvas { display: block; }

/* ── 数字用表格数字，跳动时不抖 ── */
.num, .stat-num, .doc-facts b, .rank-score b { font-variant-numeric: tabular-nums; }

/* ══════════ 顶栏：品牌 + 大搜索 + 我的 ══════════ */
.topbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--topbar);
  display: grid; grid-template-columns: minmax(160px, 230px) minmax(0, 1fr) auto;
  align-items: center; gap: 18px; padding: 0 20px;
  background: rgba(246, 241, 230, .95);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 10px; min-width: 0; }
.brand-mark {
  width: 30px; height: 30px; border-radius: 9px; display: grid; place-items: center;
  background: var(--lime); color: var(--ink); flex-shrink: 0;
}
.brand-mark svg { width: 17px; height: 17px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.2; min-width: 0; }
.brand-text b { font-size: 14px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.brand-text i { font-style: normal; font-size: 10.5px; color: var(--txt-3); letter-spacing: .04em; margin-top: 2px; }

/* 搜索是这一版的主入口，给足体量：44px 高、白底、聚焦时苔绿描边 + 光环 */
.search { position: relative; width: 100%; max-width: 640px; justify-self: center; }
.search-ico {
  position: absolute; left: 14px; top: 50%; transform: translateY(-50%);
  width: 17px; height: 17px; color: var(--txt-3); pointer-events: none;
}
.search input {
  width: 100%; height: 44px; padding: 0 88px 0 42px;
  background: var(--ink-3); color: var(--txt);
  border: 1.5px solid var(--line-2); border-radius: 12px;
  font: inherit; font-size: 14.5px; outline: none;
  box-shadow: 0 6px 16px -14px rgba(28, 43, 38, .55);
  transition: border-color .2s, box-shadow .2s, background .2s;
}
.search input::placeholder { color: var(--txt-3); }
.search input::-webkit-search-cancel-button { display: none; }
.search input:focus {
  border-color: var(--lime); background: #fffdf9;
  box-shadow: 0 0 0 4px var(--lime-dim), 0 12px 26px -18px rgba(28, 43, 38, .6);
}
.search-kbd { position: absolute; right: 44px; top: 50%; transform: translateY(-50%); pointer-events: none; }
.search-clear {
  position: absolute; right: 10px; top: 50%; transform: translateY(-50%);
  width: 26px; height: 26px; border-radius: 7px; display: grid; place-items: center;
  color: var(--txt-3);
}
.search-clear:hover { background: rgba(28, 43, 38, .07); color: var(--txt); }
.search-clear svg { width: 14px; height: 14px; }

.top-actions { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.top-btn {
  display: inline-flex; align-items: center; gap: 7px;
  height: 38px; padding: 0 13px; border-radius: 10px;
  border: 1px solid var(--line-2); color: var(--txt-2);
  font-size: 13px; text-decoration: none;
  transition: border-color .2s, color .2s, background .2s;
}
.top-btn:hover { border-color: var(--lime); color: var(--txt); background: rgba(44, 107, 79, .06); }
.top-btn[aria-current="page"] { border-color: var(--lime); color: var(--lime); background: rgba(44, 107, 79, .07); }
.top-btn svg { width: 16px; height: 16px; }
#toggleSide { display: none; }

/* ══════════ 按钮 ══════════ */
.btn {
  display: inline-flex; align-items: center; gap: 8px; justify-content: center;
  padding: 13px 24px; border-radius: 11px; font-size: 15px; font-weight: 600;
  transition: transform .22s var(--ease), background .22s, box-shadow .22s, border-color .22s;
  white-space: nowrap;
}
.btn svg { width: 17px; height: 17px; }
.btn-primary { background: var(--lime); color: var(--ink); box-shadow: 0 0 0 0 rgba(44, 107, 79, .26); }
.btn-primary:hover { background: #22543e; transform: translateY(-2px); box-shadow: 0 10px 30px -8px rgba(44, 107, 79, .24); }
.btn-ghost { border: 1px solid var(--line-2); color: var(--txt-2); }
.btn-ghost:hover { border-color: var(--lime); color: var(--txt); background: rgba(44, 107, 79, .07); }
.btn-sm { padding: 9px 16px; font-size: 13.5px; border-radius: 9px; }

/* ══════════ 两栏骨架：左知识库 / 右目录 ══════════ */
.kb {
  display: grid; grid-template-columns: minmax(0, 1fr) var(--side);
  height: calc(100svh - var(--topbar));
  margin-top: var(--topbar);
}
.kb-main {
  overflow-y: auto; overflow-x: hidden; min-width: 0;
  background: var(--ink); scroll-behavior: smooth;
  overscroll-behavior: contain;
}
.kb-side {
  overflow-y: auto; overscroll-behavior: contain;
  background: var(--ink-2); border-left: 1px solid var(--line);
  padding: 22px 16px 36px;
}
.side-kicker {
  font-family: var(--ff-mono); font-size: 11px; letter-spacing: .2em;
  color: var(--lime); text-transform: uppercase; margin-bottom: 8px;
}
.side-title { font-family: var(--ff-display); font-size: 20px; line-height: 1.35; margin-bottom: 7px; }
.side-sub { font-size: 12.5px; color: var(--txt-3); line-height: 1.65; }
.cats { margin-top: 20px; display: grid; gap: 16px; }
.cat-head {
  display: flex; align-items: baseline; justify-content: space-between; gap: 8px;
  padding: 0 8px 7px; border-bottom: 1px solid var(--line); margin-bottom: 4px;
}
.cat-name { font-size: 12.5px; font-weight: 700; color: var(--txt-2); letter-spacing: .06em; }
.cat-n { font-family: var(--ff-mono); font-size: 10.5px; color: var(--txt-3); }
.cat-list { display: grid; gap: 1px; }
.cat-link {
  display: block; padding: 8px 10px 8px 11px; border-radius: 8px;
  border-left: 2px solid transparent; transition: background .16s, border-color .16s;
}
.cat-link:hover { background: rgba(28, 43, 38, .055); }
.cat-link.on {
  background: var(--ink-3); border-left-color: var(--lime);
  box-shadow: 0 1px 2px rgba(28, 43, 38, .06);
}
.cat-link-t { display: block; font-size: 13px; font-weight: 600; line-height: 1.4; }
.cat-link.on .cat-link-t { color: var(--lime); }
.cat-link-s {
  display: block; font-size: 11px; color: var(--txt-3); line-height: 1.5; margin-top: 2px;
  display: -webkit-box; -webkit-line-clamp: 2; line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.side-foot {
  margin-top: 26px; padding: 14px 10px 0; border-top: 1px solid var(--line);
  font-size: 11px; color: var(--txt-3); line-height: 1.7;
}
.side-foot p + p { margin-top: 6px; opacity: .85; }
/* ICP 备案号：合规信息，必须看得见。不做 hover 藏、不做 opacity 递减 */
.side-foot .side-icp { margin-top: 8px; opacity: 1; }
.side-foot .side-icp a {
  font-family: var(--ff-mono); font-size: 10.5px; letter-spacing: .02em;
  color: var(--txt-3); text-decoration: none;
}
.side-foot .side-icp a:hover { color: var(--txt-2); text-decoration: underline; }

/* 相关站点：右栏底部一处。SPA 里所有视图共用这条右栏，
   放这里等于每个视图都能看到，又不用往顶栏挤。
   选择器要写成 .side-foot .side-friend 才盖得住 .side-foot p + p 的 opacity:.85 */
.side-foot .side-friend {
  margin-top: 12px; padding-top: 11px;
  border-top: 1px dashed var(--line-2); opacity: 1;
}
.side-friend span {
  display: block; font-family: var(--ff-mono); font-size: 10px;
  letter-spacing: .16em; color: var(--txt-3); margin-bottom: 3px;
}
.side-friend a {
  display: block; font-size: 12px; font-weight: 600;
  color: var(--txt-2); text-decoration: none;
}
.side-friend a:hover { color: var(--lime); }
.side-friend a i { font-style: normal; font-size: 10.5px; margin-left: 2px; opacity: .6; }
.side-veil { display: none; }

/* ══════════ 章节通用 ══════════ */
/* 工具页住在左栏里，不再是整屏拼接的 section：
   去掉分层背景和大留白，只保留内容本身 */
.sec { padding: 0; position: relative; }
.tool-pages .sec {
  display: none;
  padding: 32px 40px 70px; max-width: 980px; margin: 0 auto;
  background: none; border: 0;
}
.tool-pages .sec.is-on { display: block; }
.tool-pages .sec-head { text-align: left; max-width: none; margin-bottom: 28px; }
.tool-pages .sec-kicker { margin-bottom: 10px; }
.tool-pages .sec-engine, .tool-pages .sec-quiz, .tool-pages .sec-stage,
.tool-pages .sec-social, .tool-pages .sec-chapters, .tool-pages .sec-evidence { background: none; }
.sec-head { max-width: 760px; margin: 0 auto 54px; text-align: center; }
.sec-kicker {
  font-family: var(--ff-mono); font-size: 11.5px; letter-spacing: .22em; color: var(--lime);
  text-transform: uppercase; margin-bottom: 16px;
}
.sec-title {
  font-family: var(--ff-display); font-size: clamp(27px, 4.2vw, 44px); line-height: 1.28; margin-bottom: 18px;
}
.sec-title em { font-style: normal; color: var(--lime); }
.sec-desc { font-size: 16px; color: var(--txt-2); line-height: 1.85; }
.sec-desc b { color: var(--txt); font-weight: 600; }

/* 工具页的第二段导语：第一段讲「这是什么」，第二段讲「什么时候该来」。
   两段都放会太长，所以第二段字号小一档。 */
.sec-desc-2 { font-size: 14.5px; color: var(--txt-3); line-height: 1.9; margin-top: 14px; }

/* ── 工具页说明区（2026-10 补内容）──
   工具本身只有输入和结果，读者不知道它是怎么算的、分数代表什么、什么时候别用。
   这一块统一放在工具下面，三栏：怎么算 / 怎么读 / 什么时候别用，再接 2–3 条问答。 */
.sec-more {
  max-width: 860px; margin: 46px auto 0; padding-top: 30px;
  border-top: 1px solid var(--line);
}
.sec-more-k {
  font-family: var(--ff-mono); font-size: 10.5px; letter-spacing: .2em;
  color: var(--txt-3); text-transform: uppercase; margin-bottom: 16px;
}
.sec-more-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 22px 30px; }
.sec-more-b h3 {
  font-family: var(--ff-display); font-size: 16px; line-height: 1.5; margin-bottom: 8px;
}
.sec-more-b h3::before { content: '· '; color: var(--lime); }
.sec-more-b p { font-size: 13.5px; color: var(--txt-2); line-height: 1.9; }
.sec-more-b b { color: var(--txt); font-weight: 600; }

.sec-faq { margin-top: 28px; display: grid; gap: 14px; }
/* dl 的浏览器默认样式会给 dd 加 40px 左边距，不清掉的话问答比上面三栏窄一截 */
.sec-faq dt { font-size: 14px; font-weight: 600; line-height: 1.6; margin: 0; }
.sec-faq dt::before { content: '问 · '; font-family: var(--ff-mono); font-size: 11px; color: var(--lime); letter-spacing: .1em; }
.sec-faq dd {
  font-size: 13.5px; color: var(--txt-2); line-height: 1.9;
  margin: 6px 0 0; padding-left: 14px; border-left: 2px solid var(--line);
}

/* ══════════ 决策器 ══════════ */
.sec-engine { background: linear-gradient(180deg, var(--ink), var(--ink-2) 40%, var(--ink)); }
.engine { max-width: 780px; margin: 0 auto; }
.quiz {
  background: var(--ink-3); border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 30px; position: relative; overflow: hidden;
}
.quiz-bar { position: absolute; top: 0; left: 0; right: 0; height: 2px; background: var(--line); }
.quiz-bar-fill { height: 100%; width: 25%; background: var(--lime); transition: width .45s var(--ease-out); }
.quiz-step { font-family: var(--ff-mono); font-size: 11.5px; color: var(--txt-3); letter-spacing: .1em; margin-bottom: 20px; }
.quiz-body { min-height: 250px; }
.quiz-q { font-family: var(--ff-display); font-size: clamp(21px, 3vw, 27px); margin-bottom: 8px; }
.quiz-h { font-size: 14px; color: var(--txt-3); margin-bottom: 26px; }
.quiz-opts { display: grid; gap: 10px; }
.quiz-opts.cols-2 { grid-template-columns: repeat(2, 1fr); }
.quiz-opts.cols-3 { grid-template-columns: repeat(3, 1fr); }
.opt {
  display: flex; align-items: center; gap: 12px; text-align: left;
  padding: 15px 17px; border: 1.5px solid var(--line-2); border-radius: var(--r);
  background: rgba(28, 43, 38, .045); transition: all .2s var(--ease);
}
.opt:hover { border-color: var(--txt-3); background: rgba(28, 43, 38, .055); }
.opt.sel { border-color: var(--lime); background: var(--lime-dim); }
.opt-mark {
  width: 19px; height: 19px; border-radius: 50%; border: 1.5px solid var(--line-2);
  flex-shrink: 0; display: grid; place-items: center; transition: all .2s;
}
.opt.sel .opt-mark { border-color: var(--lime); background: var(--lime); }
.opt.sel .opt-mark::after { content: ''; width: 7px; height: 7px; border-radius: 50%; background: var(--ink); }
.opt-mark.sq { border-radius: 5px; }
.opt-txt { flex: 1; }
.opt-txt b { display: block; font-size: 15px; font-weight: 600; }
.opt-txt span { display: block; font-size: 12.5px; color: var(--txt-3); margin-top: 1px; }
.opt.sel .opt-txt b { color: var(--lime); }
.quiz-foot { display: flex; align-items: center; justify-content: space-between; margin-top: 24px; }
.quiz-hint { font-size: 12.5px; color: var(--txt-3); }

/* 结果 */
.result { animation: rise .6s var(--ease-out) both; }
@keyframes rise { from { opacity: 0; transform: translateY(22px); } to { opacity: 1; transform: none; } }
.result-head {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 20px;
  flex-wrap: wrap; margin-bottom: 26px;
}
.result-kicker { font-family: var(--ff-mono); font-size: 11.5px; letter-spacing: .18em; color: var(--lime); margin-bottom: 8px; }
.result-title { font-family: var(--ff-display); font-size: clamp(23px, 3.4vw, 33px); }
.result-desc { font-size: 14.5px; color: var(--txt-2); margin-top: 7px; max-width: 480px; }
.result-actions { display: flex; gap: 9px; }
.rank-list { display: grid; gap: 11px; counter-reset: rank; }
.rank-item {
  display: grid; grid-template-columns: 46px 1fr auto; gap: 16px; align-items: start;
  background: var(--ink-3); border: 1px solid var(--line); border-radius: var(--r);
  padding: 17px 19px; cursor: pointer; transition: all .22s var(--ease);
  animation: rise .5s var(--ease-out) both;
}
.rank-item:hover { border-color: var(--line-2); background: var(--ink-4); transform: translateX(4px); }
.rank-no {
  font-family: var(--ff-mono); font-size: 19px; font-weight: 700; color: var(--txt-3);
  line-height: 1.3; letter-spacing: -.03em;
}
.rank-item:nth-child(1) .rank-no, .rank-item:nth-child(2) .rank-no, .rank-item:nth-child(3) .rank-no { color: var(--lime); }
.rank-title { font-size: 16.5px; font-weight: 600; line-height: 1.45; margin-bottom: 7px; }
.rank-why { font-size: 13.5px; color: var(--txt-2); line-height: 1.6; }
.rank-why-k {
  display: inline-block; font-family: var(--ff-mono); font-size: 10px; letter-spacing: .1em;
  color: var(--txt-3); border: 1px solid var(--line-2); border-radius: 4px;
  padding: 1px 6px; margin-right: 8px; vertical-align: 1px;
}
.rank-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 11px; }
.tag {
  font-size: 11.5px; padding: 3px 9px; border-radius: 6px;
  background: rgba(28, 43, 38, .06); color: var(--txt-2); border: 1px solid var(--line);
}
.tag.lime { background: var(--lime-dim); color: var(--lime); border-color: rgba(44, 107, 79, .30); }
.tag.amber { background: rgba(154, 100, 23, .11); color: var(--amber); border-color: rgba(154, 100, 23, .26); }
.tag.rose { background: rgba(176, 68, 44, .11); color: var(--rose); border-color: rgba(176, 68, 44, .26); }
.tag.sky { background: rgba(45, 106, 150, .11); color: var(--sky); border-color: rgba(45, 106, 150, .26); }
.tag.violet { background: rgba(99, 69, 155, .11); color: var(--violet); border-color: rgba(99, 69, 155, .26); }
.rank-score { text-align: right; }
.rank-score b { display: block; font-family: var(--ff-mono); font-size: 19px; font-weight: 700; color: var(--lime); letter-spacing: -.03em; }
.rank-score span { font-size: 10.5px; color: var(--txt-3); }
.result-foot { margin-top: 22px; }
.result-note { font-size: 13px; color: var(--txt-3); line-height: 1.75; padding: 15px 17px; background: rgba(28, 43, 38, .03); border-radius: var(--r); border-left: 2px solid var(--line-2); }

/* ══════════ 自查测试 ══════════ */
.sec-quiz { background: linear-gradient(180deg, var(--ink), var(--ink-2) 50%, var(--ink)); }
.qstart { max-width: 620px; margin: 0 auto; }
.qstart-card { background: var(--ink-3); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 30px; }
.qstart-t { font-family: var(--ff-display); font-size: 22px; margin-bottom: 6px; }
.qstart-d { font-size: 13.5px; color: var(--txt-3); margin-bottom: 26px; }
.qfield { margin-bottom: 24px; }
.qfield-t { font-size: 14px; color: var(--txt-2); margin-bottom: 12px; }
.pills { display: flex; flex-wrap: wrap; gap: 8px; }
.pill {
  font-size: 13.5px; padding: 8px 15px; border-radius: 100px;
  border: 1px solid var(--line-2); color: var(--txt-2); transition: all .2s var(--ease);
}
.pill:hover { border-color: var(--txt-3); color: var(--txt); }
.pill.on { background: var(--lime); color: var(--ink); border-color: var(--lime); font-weight: 600; }
.check { display: inline-flex; align-items: center; gap: 9px; font-size: 14px; color: var(--txt-2); cursor: pointer; }
.check input { width: 17px; height: 17px; accent-color: var(--lime); cursor: pointer; }
.qstart-foot { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.qstart-hint { font-size: 12.5px; color: var(--txt-3); }

/* 答题 */
.qbody { max-width: 720px; margin: 0 auto; }
.qbar { height: 2px; background: var(--line); border-radius: 2px; overflow: hidden; }
.qbar-fill { height: 100%; width: 0; background: var(--lime); transition: width .4s var(--ease-out); }
.qhead { display: flex; justify-content: space-between; align-items: baseline; margin: 14px 0 18px; }
.qstep { font-family: var(--ff-mono); font-size: 12px; color: var(--txt-3); letter-spacing: .1em; }
.qcount { font-family: var(--ff-mono); font-size: 13px; color: var(--lime); }
.qcard {
  background: var(--ink-3); border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 30px; animation: rise .4s var(--ease-out) both;
}
.qmeta { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 16px; }
.qtext { font-family: var(--ff-display); font-size: clamp(21px, 3.2vw, 28px); line-height: 1.42; margin-bottom: 8px; }
.qhint { font-size: 12.5px; color: var(--amber); margin-bottom: 14px; }
.qhuman {
  font-size: 14.5px; line-height: 1.8; color: var(--txt-2);
  padding: 15px 17px; background: rgba(28, 43, 38, .035);
  border-radius: var(--r); border-left: 2px solid var(--line-2); margin-bottom: 24px;
}
.qbtns { display: grid; gap: 10px; }
.qfoot { display: flex; justify-content: space-between; margin-top: 20px; }
.qfoot .btn:disabled { opacity: .35; cursor: not-allowed; }

/* 结果 */
.qresult { animation: rise .6s var(--ease-out) both; }
.lvcard {
  display: grid; grid-template-columns: auto 1fr; gap: 30px; align-items: center;
  background: var(--ink-3); border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 34px; position: relative; overflow: hidden; margin-bottom: 26px;
}
.lvbar { position: absolute; left: 0; top: 0; bottom: 0; width: 4px; }
.lvring { position: relative; width: 132px; height: 132px; flex-shrink: 0; }
.lvring svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.lvring circle { fill: none; stroke-width: 9; }
.lvring-bg { stroke: rgba(28, 43, 38, .10); }
.lvring-fg {
  stroke: var(--c, var(--lime)); stroke-linecap: round;
  stroke-dasharray: 327; stroke-dashoffset: calc(327 - 327 * var(--p, 0) / 100);
  transition: stroke-dashoffset 1s var(--ease-out);
}
.lvring-in { position: absolute; inset: 0; display: grid; place-content: center; text-align: center; }
.lvring-in b { font-size: 40px; font-weight: 600; line-height: 1; letter-spacing: -.03em; }
.lvring-in span { font-size: 12px; color: var(--txt-3); margin-top: 4px; }
.lvtag {
  display: inline-block; font-family: var(--ff-mono); font-size: 11px; letter-spacing: .16em;
  color: var(--txt-3); border: 1px solid var(--line-2); border-radius: 100px; padding: 3px 11px; margin-bottom: 10px;
}
.lvname { font-family: var(--ff-display); font-size: clamp(30px, 5vw, 46px); line-height: 1.1; margin-bottom: 10px; }
.lvdesc { font-size: 15px; color: var(--txt-2); line-height: 1.75; margin-bottom: 8px; }
.lvmeta { font-size: 12.5px; color: var(--txt-3); }
.lvgrid { display: grid; grid-template-columns: 1fr 1.25fr; gap: 18px; margin-bottom: 24px; }
.lvcol { background: var(--ink-3); border: 1px solid var(--line); border-radius: var(--r); padding: 24px; }
.lvh { font-family: var(--ff-display); font-size: 17px; margin-bottom: 16px; }
.lvh-gap { margin-top: 28px; }
.lvhint { font-size: 12.5px; color: var(--txt-3); margin: -8px 0 14px; line-height: 1.6; }
.dims { display: grid; gap: 12px; }
.dim-row { display: grid; grid-template-columns: 68px 1fr 42px; gap: 12px; align-items: center; }
.dim-name { font-size: 13px; }
.dim-bar { height: 6px; background: rgba(28, 43, 38, .10); border-radius: 3px; overflow: hidden; }
.dim-bar i { display: block; height: 100%; border-radius: 3px; transition: width .8s var(--ease-out); }
.dim-val { font-family: var(--ff-mono); font-size: 12.5px; color: var(--txt-2); text-align: right; }
.gbars { display: grid; gap: 10px; }
.gbar { display: grid; grid-template-columns: 78px 1fr 42px; gap: 12px; align-items: center; }
.gbar-n { font-size: 13px; color: var(--txt-2); }
.gbar-bar { height: 6px; background: rgba(28, 43, 38, .10); border-radius: 3px; overflow: hidden; }
.gbar-bar i { display: block; height: 100%; background: var(--lime); border-radius: 3px; transition: width .8s var(--ease-out); }
.gbar-v { font-family: var(--ff-mono); font-size: 12.5px; color: var(--txt-2); text-align: right; }
.miss-list { display: grid; gap: 10px; counter-reset: m; }
.miss-item {
  background: var(--ink-2); border: 1px solid var(--line); border-radius: var(--r);
  padding: 15px 17px; cursor: pointer; transition: all .22s var(--ease);
}
.miss-item:hover { border-color: var(--lime); transform: translateX(3px); }
.miss-top { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 8px; }
.miss-title { font-size: 15px; font-weight: 600; line-height: 1.45; margin-bottom: 6px; }
.miss-human { font-size: 12.5px; color: var(--txt-3); line-height: 1.65; }
.miss-none { font-size: 14px; color: var(--txt-2); padding: 20px; text-align: center; background: var(--ink-2); border-radius: var(--r); }
.lvactions { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 22px; }
.lvadvice {
  font-size: 14px; line-height: 1.8; color: var(--txt-2);
  padding: 18px 20px; background: rgba(44, 107, 79, .07);
  border: 1px solid rgba(44, 107, 79, .22); border-radius: var(--r);
}
.lvadvice::before { content: '接下来 '; color: var(--lime); font-weight: 600; }

@media (max-width: 900px) {
  .lvgrid { grid-template-columns: 1fr; }
  .lvcard { grid-template-columns: 1fr; text-align: center; justify-items: center; padding: 26px 20px; }
  .lvbar { width: 100%; height: 4px; bottom: auto; }
}

/* ══════════ 卡片流 ══════════ */
.deck-stage { max-width: 560px; margin: 0 auto; }
.deck-card {
  background: var(--paper); color: var(--txt-dark); border-radius: var(--r-lg);
  padding: 34px 32px 30px; min-height: 420px; position: relative;
  box-shadow: 0 30px 70px -22px rgba(28, 43, 38, .14);
  transition: transform .32s var(--ease), opacity .32s;
  cursor: pointer;
}
.deck-card.swipe-l { transform: translateX(-130%) rotate(-13deg); opacity: 0; }
.deck-card.swipe-r { transform: translateX(130%) rotate(13deg); opacity: 0; }
.deck-top { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 20px; }
.deck-ch {
  font-family: var(--ff-mono); font-size: 11px; letter-spacing: .1em; color: var(--txt-dark-2);
  padding: 3px 9px; border-radius: 6px; background: rgba(28, 43, 38, .06);
}
.deck-title { font-family: var(--ff-display); font-size: clamp(21px, 3.4vw, 27px); line-height: 1.35; margin-bottom: 16px; }
.deck-human { font-size: 15.5px; line-height: 1.82; color: var(--txt); }
.deck-cost {
  margin-top: 22px; padding-top: 18px; border-top: 1px solid rgba(28, 43, 38, .12);
  font-size: 13.5px; color: var(--txt-dark-2); line-height: 1.7;
}
.deck-cost b { color: var(--txt-dark); }
.deck-foot { display: flex; justify-content: space-between; align-items: center; margin-top: 18px; gap: 12px; }
.deck-badge { font-size: 12px; padding: 4px 10px; border-radius: 7px; font-weight: 600; }
.deck-badge.a { background: rgba(44, 107, 79, .14); color: #24553d; }
.deck-badge.b { background: rgba(154, 100, 23, .13); color: #6b4a12; }
.deck-badge.c { background: rgba(99, 69, 155, .13); color: #4b3a6b; }
.deck-cta { font-size: 12px; color: var(--txt-dark-2); display: flex; align-items: center; gap: 5px; }
.deck-controls { display: flex; align-items: center; justify-content: center; gap: 22px; margin-top: 26px; }
.deck-btn {
  width: 52px; height: 52px; border-radius: 50%; display: grid; place-items: center;
  border: 1px solid var(--line-2); transition: all .22s var(--ease);
}
.deck-btn svg { width: 22px; height: 22px; }
.deck-skip:hover { border-color: var(--rose); color: var(--rose); background: rgba(176, 68, 44, .10); }
.deck-save:hover { border-color: var(--lime); color: var(--lime); background: var(--lime-dim); }
.deck-save.on { border-color: var(--lime); color: var(--lime); background: var(--lime-dim); }
.deck-progress { font-family: var(--ff-mono); font-size: 12.5px; color: var(--txt-3); min-width: 92px; text-align: center; }
.deck-hint { text-align: center; font-size: 12px; color: var(--txt-3); margin-top: 16px; }

/* ══════════ 章节 ══════════ */
.sec-chapters { background: var(--ink); }
.groups { display: grid; gap: 40px; }
.group-head { display: flex; align-items: baseline; gap: 13px; margin-bottom: 18px; }
.group-idx { font-family: var(--ff-mono); font-size: 12px; color: var(--lime); }
.group-name { font-family: var(--ff-display); font-size: 22px; }
.group-desc { font-size: 13px; color: var(--txt-3); }
.ch-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(258px, 1fr)); gap: 12px; }
.ch {
  background: var(--ink-3); border: 1px solid var(--line); border-radius: var(--r);
  padding: 18px 19px; cursor: pointer; transition: all .24s var(--ease); position: relative; overflow: hidden;
}
.ch:hover { border-color: var(--lime); transform: translateY(-3px); }
.ch::after {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 2px; background: var(--lime);
  transform: scaleY(0); transform-origin: top; transition: transform .28s var(--ease);
}
.ch:hover::after { transform: scaleY(1); }
.ch-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 9px; }
.ch-no { font-family: var(--ff-mono); font-size: 11.5px; color: var(--txt-3); }
.ch-n { font-family: var(--ff-mono); font-size: 11.5px; color: var(--lime); }
.ch-title { font-size: 15.5px; font-weight: 600; margin-bottom: 7px; line-height: 1.4; }
.ch-desc {
  font-size: 12.5px; color: var(--txt-3); line-height: 1.65;
  display: -webkit-box; -webkit-line-clamp: 3; line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}

/* ══════════ 证据 ══════════ */
.sec-evidence { background: var(--ink-2); }
.evi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: 16px; }
.evi-card { background: var(--ink-3); border: 1px solid var(--line); border-radius: var(--r); padding: 24px; }
.evi-card h4 { font-family: var(--ff-display); font-size: 18px; margin-bottom: 16px; }
.evi-list { display: grid; gap: 11px; font-size: 13.5px; color: var(--txt-2); line-height: 1.65; }
.evi-list li { padding-left: 17px; position: relative; }
.evi-list li::before {
  content: ''; position: absolute; left: 0; top: 9px; width: 5px; height: 5px;
  border-radius: 50%; background: var(--lime);
}
.evi-list b { color: var(--txt); }
.evi-foot { margin-top: 15px; font-size: 12.5px; color: var(--txt-3); padding-top: 13px; border-top: 1px solid var(--line); }
.src-note {
  margin-top: 26px; padding: 22px 24px; background: rgba(176, 68, 44, .07);
  border: 1px solid rgba(176, 68, 44, .22); border-radius: var(--r); font-size: 13px; color: var(--txt-2); line-height: 1.8;
}
.src-note a { color: var(--lime); border-bottom: 1px solid rgba(44, 107, 79, .40); }
.src-warn { margin-top: 10px; color: var(--rose); }

/* ══════════ 搜索结果下拉 ══════════ */
.search-drop {
  position: absolute; top: calc(100% + 8px); left: 0; right: 0; z-index: 130;
  background: var(--ink-3); border: 1px solid var(--line-2); border-radius: 14px;
  box-shadow: 0 34px 70px -26px rgba(28, 43, 38, .42);
  max-height: min(62vh, 500px); overflow-y: auto;
  animation: rise .18s var(--ease-out) both;
}
.search-filters:empty { display: none; }
.search-filters { display: flex; gap: 6px; padding: 10px 14px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.search-results { padding: 6px; }
.sr-item { padding: 10px 12px; border-radius: 9px; cursor: pointer; transition: background .15s; }
.sr-item:hover, .sr-item.sel { background: rgba(28, 43, 38, .06); }
.sr-title { font-size: 14px; font-weight: 600; line-height: 1.45; }
.sr-title mark { background: var(--lime-dim); color: var(--lime); padding: 0 2px; border-radius: 3px; }
.sr-meta { display: flex; gap: 8px; margin-top: 4px; font-size: 11px; color: var(--txt-3); flex-wrap: wrap; align-items: center; }
.sr-empty { padding: 30px 18px; text-align: center; color: var(--txt-3); font-size: 13.5px; line-height: 1.7; }
.sr-empty b { color: var(--txt-2); }

/* ══════════ 专题文档 ══════════ */
.doc { min-height: 100%; }
.doc-in { max-width: 840px; margin: 0 auto; padding: 46px 44px 90px; }

.doc-crumb {
  font-family: var(--ff-mono); font-size: 11px; letter-spacing: .14em;
  color: var(--txt-3); text-transform: uppercase; margin-bottom: 14px;
}
.doc-crumb a { color: var(--lime); }
.crumb-sep { margin: 0 8px; opacity: .5; }

.doc-title {
  font-family: var(--ff-display); font-size: clamp(27px, 3.4vw, 38px);
  line-height: 1.3; letter-spacing: -.01em; margin-bottom: 14px;
}
.doc-dek { font-size: 16px; line-height: 1.8; color: var(--txt-2); max-width: 640px; }
/* 第二段导语：第一段讲这是什么，第二段讲怎么开始。字号小一档，别和主 dek 抢 */
.doc-dek-2 { font-size: 14px; line-height: 1.9; color: var(--txt-3); margin-top: 12px; }

.doc-facts {
  display: flex; flex-wrap: wrap; gap: 30px;
  margin-top: 26px; padding: 16px 0;
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.doc-facts li { display: flex; flex-direction: column; gap: 1px; }
.doc-facts b {
  font-family: var(--ff-mono); font-size: 22px; font-weight: 600;
  letter-spacing: -.03em; color: var(--lime); line-height: 1.2;
}
.doc-facts span { font-size: 11.5px; color: var(--txt-3); }

.doc-block { margin-top: 40px; }
.doc-lead { font-size: 16px; line-height: 1.95; color: var(--txt-2); }
.doc-lead b { color: var(--txt); font-weight: 600; }
.doc-h2 {
  font-family: var(--ff-display); font-size: 21px;
  display: flex; align-items: baseline; gap: 12px; margin-bottom: 16px;
}
.doc-h2-n { font-family: var(--ff-mono); font-size: 11px; font-weight: 400; color: var(--txt-3); letter-spacing: .06em; }

.doc-top3 { display: grid; gap: 10px; }
.top3 {
  display: grid; grid-template-columns: 38px minmax(0, 1fr); gap: 3px 14px; text-align: left;
  padding: 16px 18px; background: var(--ink-3); border: 1px solid var(--line);
  border-radius: var(--r); transition: border-color .2s, transform .2s, box-shadow .2s;
}
.top3:hover {
  border-color: var(--lime); transform: translateX(3px);
  box-shadow: 0 14px 28px -22px rgba(28, 43, 38, .55);
}
.top3-no {
  grid-row: span 3; font-family: var(--ff-mono); font-size: 20px; font-weight: 700;
  color: var(--lime); line-height: 1.35;
}
.top3-t { font-size: 15.5px; font-weight: 600; line-height: 1.5; }
.top3-h { font-size: 13px; color: var(--txt-3); line-height: 1.7; }
.top3-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 6px; }

.doc-list { display: grid; border-top: 1px solid var(--line); }
.doc-row {
  display: grid; grid-template-columns: 36px minmax(0, 1fr) 18px; gap: 12px; align-items: start;
  padding: 15px 8px; border-bottom: 1px solid var(--line); cursor: pointer;
  transition: background .16s, padding-left .16s;
}
.doc-row:hover { background: rgba(28, 43, 38, .032); padding-left: 12px; }
.doc-row-no { font-family: var(--ff-mono); font-size: 12px; color: var(--txt-3); padding-top: 3px; }
.doc-row-body { min-width: 0; }
.doc-row-t { display: block; font-size: 15px; font-weight: 600; line-height: 1.5; }
.doc-row-h { display: block; font-size: 13px; color: var(--txt-3); line-height: 1.7; margin-top: 4px; }
.doc-row-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 8px; }
.tag.cost { background: transparent; border-style: dashed; color: var(--txt-3); }
.doc-row-arrow {
  width: 15px; height: 15px; color: var(--txt-3); margin-top: 6px;
  opacity: 0; transition: opacity .16s, transform .16s;
}
.doc-row:hover .doc-row-arrow { opacity: 1; transform: translateX(2px); }

/* ══════════ 全部条目：765 条摊开 ══════════ */
.all-in { max-width: 1020px; }
.all-in .doc-row-no { font-size: 11px; }

.home-all { margin-top: 18px; font-size: 14px; }
.home-all a { color: var(--lime); border-bottom: 1px solid rgba(44, 107, 79, .28); padding-bottom: 1px; }

/* 筛选条吸在左栏顶部，滚到第 300 条时还改得动筛选 */
.all-bar {
  position: sticky; top: 0; z-index: 20;
  margin-top: 26px; padding: 13px 0 11px;
  background: var(--ink);
  border-top: 1px solid var(--line-2);
  border-bottom: 1px solid var(--line);
}
.all-line { display: flex; align-items: center; gap: 6px 20px; flex-wrap: wrap; padding: 3px 0; }
.all-f { display: flex; align-items: center; gap: 8px; min-width: 0; }
.all-lab {
  font-family: var(--ff-mono); font-size: 10.5px; letter-spacing: .12em;
  color: var(--txt-3); min-width: 42px; white-space: nowrap;
}
.all-seg { display: flex; gap: 2px; flex-wrap: wrap; }
.all-seg button {
  padding: 4px 10px; border-radius: 999px; font-size: 12.5px; color: var(--txt-2);
  border: 1px solid transparent; transition: background .15s, color .15s, border-color .15s;
}
.all-seg button:hover { background: rgba(28, 43, 38, .06); }
.all-seg button.on { background: var(--lime); color: var(--ink); border-color: var(--lime); font-weight: 600; }

.all-line-q { margin-top: 6px; }
.all-q { position: relative; flex: 1 1 220px; min-width: 0; display: flex; align-items: center; }
.all-q svg { position: absolute; left: 11px; width: 15px; height: 15px; color: var(--txt-3); pointer-events: none; }
.all-q input {
  width: 100%; height: 34px; padding: 0 12px 0 33px;
  background: var(--ink-3); color: var(--txt); font: inherit; font-size: 13.5px;
  border: 1px solid var(--line-2); border-radius: 9px; outline: none;
  transition: border-color .18s, box-shadow .18s;
}
.all-q input:focus { border-color: var(--lime); box-shadow: 0 0 0 3px rgba(44, 107, 79, .12); }
.all-q input::-webkit-search-cancel-button { display: none; }

.all-count { margin-top: 9px; font-family: var(--ff-mono); font-size: 11.5px; color: var(--txt-3); letter-spacing: .04em; }
.all-count b { color: var(--lime); font-size: 13px; }

.all-group { margin-top: 30px; }
.all-group-h {
  display: flex; align-items: baseline; gap: 10px;
  padding-bottom: 8px; border-bottom: 1px solid var(--line-2);
}
.all-group-no { font-family: var(--ff-mono); font-size: 10.5px; color: var(--lime); letter-spacing: .1em; }
.all-group-t { font-family: var(--ff-display); font-size: 17px; }
.all-group-n { margin-left: auto; font-family: var(--ff-mono); font-size: 10.5px; color: var(--txt-3); }
.all-group .doc-list { border-top: none; }
.all-flat { margin-top: 26px; border-top: 1px solid var(--line); }

.all-more {
  display: block; width: 100%; margin-top: 26px; padding: 14px;
  background: var(--ink-3); border: 1px dashed var(--line-2); border-radius: var(--r);
  font-size: 13.5px; color: var(--lime); font-weight: 600;
  transition: background .16s, border-color .16s;
}
.all-more:hover { background: var(--ink-4); border-color: var(--lime); }
.all-more[hidden] { display: none; }
.all-empty { padding: 46px 0; text-align: center; color: var(--txt-3); font-size: 14px; }

.doc-steps { display: grid; gap: 12px; counter-reset: st; }
.doc-steps li {
  position: relative; padding-left: 34px;
  font-size: 14.5px; line-height: 1.85; color: var(--txt-2);
}
.doc-steps li::before {
  counter-increment: st; content: counter(st);
  position: absolute; left: 0; top: 2px; width: 22px; height: 22px;
  border-radius: 50%; background: var(--lime-dim); color: var(--lime);
  font-family: var(--ff-mono); font-size: 11px; display: grid; place-items: center;
}

.doc-links { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 10px; }
.doc-link {
  display: block; padding: 14px 16px; background: var(--ink-3);
  border: 1px solid var(--line); border-radius: var(--r);
  transition: border-color .2s, transform .2s;
}
.doc-link:hover { border-color: var(--lime); transform: translateY(-2px); }
.doc-link b { display: block; font-size: 14px; margin-bottom: 4px; }
.doc-link span { font-size: 12px; color: var(--txt-3); line-height: 1.6; }

.doc-note {
  margin-top: 40px; padding-top: 18px; border-top: 1px solid var(--line);
  font-size: 12px; color: var(--txt-3); line-height: 1.85;
}
.doc-note b { color: var(--txt-2); }
.doc-note a { color: var(--lime); border-bottom: 1px solid rgba(44, 107, 79, .35); }

/* 首页 */
.doc-head-home .doc-title { max-width: 760px; }
.home-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.home-card {
  display: block; padding: 20px 20px 18px; background: var(--ink-3);
  border: 1px solid var(--line); border-radius: var(--r);
  transition: border-color .2s, transform .2s, box-shadow .2s;
}
.home-card:hover {
  border-color: var(--lime); transform: translateY(-2px);
  box-shadow: 0 18px 34px -26px rgba(28, 43, 38, .55);
}
.home-k { font-family: var(--ff-mono); font-size: 11px; color: var(--lime); letter-spacing: .1em; }
.home-card b { display: block; font-family: var(--ff-display); font-size: 18px; margin: 8px 0 7px; }
.home-d { display: block; font-size: 13px; color: var(--txt-3); line-height: 1.7; }
.home-go { display: inline-block; margin-top: 12px; font-size: 12px; color: var(--lime); }

.home-people { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.person {
  display: grid; gap: 3px; padding: 16px 18px; background: var(--ink-2);
  border: 1px solid var(--line); border-radius: var(--r);
  transition: border-color .2s, transform .2s;
}
.person:hover { border-color: var(--lime); transform: translateY(-2px); }
.person b { font-size: 15px; }
.person span { font-size: 12.5px; color: var(--txt-3); line-height: 1.6; }
.person i { font-style: normal; font-family: var(--ff-mono); font-size: 11px; color: var(--lime); margin-top: 4px; }

/* ══════════ 抽屉 ══════════ */
.drawer { position: fixed; inset: 0; z-index: 210; }
.drawer-backdrop { position: absolute; inset: 0; background: rgba(24, 34, 30, .52); backdrop-filter: blur(5px); animation: fade .25s; }
.drawer-panel {
  position: absolute; right: 0; top: 0; bottom: 0; width: min(660px, 94vw);
  background: var(--ink-2); border-left: 1px solid var(--line-2); overflow-y: auto;
  animation: slideIn .38s var(--ease-out) both; box-shadow: -30px 0 70px rgba(28, 43, 38, .16);
}
@keyframes slideIn { from { transform: translateX(100%); } }
.drawer-close {
  position: absolute; top: 16px; right: 16px; z-index: 3; width: 34px; height: 34px;
  border-radius: 9px; display: grid; place-items: center; background: var(--ink-3);
  border: 1px solid var(--line-2); transition: all .2s;
}
.drawer-close:hover { background: var(--ink-4); border-color: var(--rose); color: var(--rose); }
.drawer-close svg { width: 17px; height: 17px; }
.drawer-body { padding: 34px 34px 60px; }
.d-head { padding-right: 44px; margin-bottom: 18px; }
.d-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 13px; }
.d-title { font-family: var(--ff-display); font-size: clamp(21px, 3.2vw, 28px); line-height: 1.35; margin-bottom: 9px; }
.d-where { font-size: 12.5px; color: var(--txt-3); }
.d-label {
  font-family: var(--ff-mono); font-size: 11px; letter-spacing: .16em; color: var(--lime);
  text-transform: uppercase; margin-bottom: 9px;
}
.d-text { font-size: 14.5px; line-height: 1.85; color: var(--txt-2); }
.d-text b { color: var(--txt); }
.d-src { font-size: 12.5px; line-height: 1.8; color: var(--txt-3); word-break: break-word; }
.d-src a { color: var(--sky); }
.d-warn {
  background: rgba(176, 68, 44, .08); border: 1px solid rgba(176, 68, 44, .24);
  border-radius: var(--r); padding: 15px 17px; font-size: 13.5px; line-height: 1.8; color: var(--txt-2);
}
.d-dispute {
  background: rgba(154, 100, 23, .08); border: 1px solid rgba(154, 100, 23, .24);
  border-radius: var(--r); padding: 15px 17px; font-size: 13.5px; line-height: 1.8; color: var(--txt-2);
}
.d-links { display: flex; gap: 9px; flex-wrap: wrap; margin-top: 22px; }

/* ══════════ 条目页 #e-13-5 / 章节页 #c-17 ══════════ */
.entry-in { max-width: 780px; }
.entry-loading { padding: 60px 0; color: var(--txt-3); font-size: 14px; }

.entry-crumb {
  display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
  font-size: 12.5px; color: var(--txt-3); margin-bottom: 20px;
}
.entry-crumb a { color: var(--txt-2); }
.entry-crumb a:hover { color: var(--lime); }
.entry-back {
  display: inline-flex; align-items: center; gap: 3px;
  padding: 5px 11px 5px 6px; border: 1px solid var(--line-2); border-radius: 999px;
  transition: background .18s, border-color .18s, color .18s;
}
.entry-back svg { width: 14px; height: 14px; }
.entry-back:hover { background: var(--ink-3); border-color: var(--lime); color: var(--lime); }

.entry-head .doc-title { margin-top: 4px; }

/* 说人话那段是整页的主干，给正文体量和一道苔绿竖线，免得和标签混在一起 */
.entry-lead {
  font-size: 17px; line-height: 1.95; color: var(--txt);
  margin: 26px 0 0; padding-left: 16px;
  border-left: 3px solid var(--lime);
}

.entry-cost {
  background: var(--ink-3); border: 1px solid var(--line); border-radius: var(--r);
  padding: 15px 17px; font-size: 14px; line-height: 1.85; color: var(--txt-2);
}
.entry-body { font-size: 15px; line-height: 1.95; color: var(--txt-2); }
.entry-body b { color: var(--txt); }

.entry-sec { margin-top: 28px; }
.entry-note {
  font-size: 14px; line-height: 1.9; color: var(--txt-2);
  border-left: 2px solid var(--line-2); padding-left: 14px;
}

/* ── 详情页补充层：谁该做 / 怎么做三步 / 关键数字 / 常见坑 ──
   这四块是原文之外补的，视觉上要和原文三段区分开：
   原文用无底色正文，补充层给卡片或描边，读者一眼能看出「这是站里加的」。 */
.ex-who {
  font-size: 14.5px; line-height: 1.9; color: var(--txt-2);
  background: rgba(44, 107, 79, .06); border: 1px solid rgba(44, 107, 79, .2);
  border-radius: var(--r); padding: 14px 17px;
}
.ex-steps { display: grid; gap: 11px; counter-reset: ex; }
.ex-steps li {
  position: relative; padding-left: 34px;
  font-size: 14.5px; line-height: 1.8; color: var(--txt-2);
}
.ex-steps li::before {
  counter-increment: ex; content: counter(ex);
  position: absolute; left: 0; top: 2px; width: 22px; height: 22px;
  border-radius: 50%; display: grid; place-items: center;
  font-family: var(--ff-mono); font-size: 11px; color: var(--ink-3); background: var(--lime);
}
.ex-data {
  display: grid; gap: 1px; background: var(--line);
  border: 1px solid var(--line); border-radius: var(--r); overflow: hidden;
}
.ex-data > div {
  display: grid; grid-template-columns: 136px 1fr; gap: 14px;
  padding: 12px 16px; background: var(--ink-3); align-items: baseline;
}
.ex-data dt {
  font-family: var(--ff-mono); font-size: 15px; color: var(--lime);
  font-variant-numeric: tabular-nums;
}
.ex-data dd { font-size: 13.5px; line-height: 1.7; color: var(--txt-2); }
.ex-pit {
  font-size: 14px; line-height: 1.9; color: var(--txt-2);
  background: rgba(176, 68, 44, .06); border-left: 3px solid var(--rose);
  border-radius: 0 var(--r) var(--r) 0; padding: 13px 16px;
}

.rel-block { margin-top: 34px; }
.rel-list { display: grid; gap: 8px; }
.rel-list a {
  display: flex; flex-direction: column; gap: 4px; padding: 12px 15px;
  background: var(--ink-3); border: 1px solid var(--line); border-radius: var(--r);
  transition: border-color .18s, transform .18s;
}
.rel-list a:hover { border-color: var(--lime); transform: translateY(-1px); }
.rel-list b { font-size: 14px; font-weight: 600; line-height: 1.55; }
.rel-list span { font-size: 12px; color: var(--txt-3); }

.ch-must, .ch-myth { margin-top: 26px; }

/* 章节手写导语：静态页和 SPA 共用。
   视觉上要跟「从书里摘的 intro」区分开——左边一道竖线、字号略大，
   读者一眼能看出这段是本站写的判断，不是原文。 */
.ch-lead {
  margin-top: 24px; padding: 2px 0 2px 16px;
  border-left: 2px solid var(--lime);
  font-size: 15px; line-height: 1.9; color: var(--txt-1);
  max-width: 660px;
}
.ch-lead strong { color: var(--lime); font-weight: 600; }

/* 「读之前先问自己」：一个问句，不是论断。
   所以不跟导语抢同样的视觉——换成浅底方块 + 冷色小标签，
   让读者看出这是要他自己回答的，不是要他记住的。 */
.ch-ask {
  margin-top: 18px; padding: 14px 18px; max-width: 660px;
  background: var(--ink-3); border: 1px solid var(--line); border-radius: var(--r);
  font-size: 14px; line-height: 1.85; color: var(--txt-2);
}
.ch-ask span {
  display: block; margin-bottom: 6px;
  font-family: var(--ff-mono); font-size: 10.5px; letter-spacing: .16em;
  color: var(--sky); text-transform: uppercase;
}

/* 章末一句：跟人情世故那边的 closer 保持同一套语言 */
.ch-closer {
  margin-top: 30px; padding: 22px 24px; max-width: 660px;
  background: var(--ink-2); border: 1px solid var(--line);
  border-left: 3px solid var(--lime); border-radius: var(--r);
}
.ch-closer .d-label { margin-bottom: 8px; }
.ch-closer-t {
  font-family: var(--ff-display); font-size: 18px; line-height: 1.7; color: var(--txt-1);
}

/* 章节分享卡：1200×630 的整张图，放在正文末尾（见 prerender.mjs 里的说明）。
   宽高由 HTML 的 width/height 占位，图没到也不会跳版（CLS）。 */
.ch-cover { margin: 34px 0 0; max-width: 560px; }
.ch-cover img {
  display: block; width: 100%; height: auto;
  border-radius: var(--r); border: 1px solid var(--line);
  background: var(--ink-2);
}
.ch-cover figcaption {
  margin-top: 9px; font-family: var(--ff-mono);
  font-size: 11px; letter-spacing: .06em; color: var(--txt-3);
}

.ex-myth { display: grid; gap: 9px; }
.ex-myth li {
  position: relative; padding-left: 19px;
  font-size: 13.5px; line-height: 1.8; color: var(--txt-2);
}
.ex-myth li::before {
  content: '✕'; position: absolute; left: 0; top: 2px;
  color: var(--rose); font-size: 11px;
}

.entry-pager {
  display: grid; grid-template-columns: 1fr 1fr; gap: 12px;
  margin-top: 36px; padding-top: 22px; border-top: 1px solid var(--line);
}
.pager {
  display: block; padding: 13px 15px; background: var(--ink-3);
  border: 1px solid var(--line); border-radius: var(--r);
  transition: border-color .18s, transform .18s;
}
.pager:hover { border-color: var(--lime); transform: translateY(-1px); }
.pager i {
  display: block; font-style: normal; font-family: var(--ff-mono);
  font-size: 10.5px; letter-spacing: .1em; color: var(--txt-3); margin-bottom: 5px;
}
.pager b { display: block; font-size: 13.5px; font-weight: 600; line-height: 1.5; }
.pager.next { text-align: right; }
.pager.is-empty { background: none; border: 1px dashed var(--line); }

.entry-more { display: inline-block; margin-top: 14px; font-size: 13.5px; color: var(--lime); }

/* 章节长引言折起来：默认展开会把 34 个条目推到两屏之外 */
.entry-intro {
  margin-top: 26px; padding: 14px 18px;
  background: var(--ink-2); border: 1px solid var(--line); border-radius: var(--r);
}
.entry-intro summary {
  cursor: pointer; font-size: 13.5px; font-weight: 600; color: var(--txt-2); list-style: none;
}
.entry-intro summary::-webkit-details-marker { display: none; }
.entry-intro summary::before {
  content: '▸'; display: inline-block; margin-right: 7px; color: var(--lime);
  transition: transform .18s;
}
.entry-intro[open] summary::before { transform: rotate(90deg); }
.entry-intro p {
  margin-top: 12px; font-size: 13.5px; line-height: 1.95; color: var(--txt-2);
  white-space: pre-wrap;
}

/* ══════════ 分享卡 ══════════ */
.card-modal { position: fixed; inset: 0; z-index: 220; display: grid; place-items: center; padding: 24px; }
.card-backdrop { position: absolute; inset: 0; background: rgba(24, 34, 30, .56); backdrop-filter: blur(7px); animation: fade .25s; }
.card-modal-inner { position: relative; display: flex; flex-direction: column; gap: 18px; align-items: center; max-height: 92vh; }
.card-preview { border-radius: var(--r); overflow: hidden; box-shadow: 0 34px 80px -18px rgba(28, 43, 38, .18); max-height: 68vh; }
.card-preview canvas { max-height: 68vh; width: auto; }
.card-tools { text-align: center; }
.card-hint { font-size: 13px; color: var(--txt-3); margin-bottom: 12px; }
.card-btns { display: flex; gap: 9px; justify-content: center; flex-wrap: wrap; }

/* ══════════ Toast ══════════ */
.toast {
  position: fixed; bottom: 34px; left: 50%; transform: translateX(-50%); z-index: 300;
  background: var(--lime); color: var(--ink); padding: 11px 22px; border-radius: 100px;
  font-size: 14px; font-weight: 600; box-shadow: 0 14px 34px rgba(28, 43, 38, .16);
  animation: rise .3s var(--ease-out) both;
}

/* ══════════ 响应式 ══════════ */
@media (max-width: 1180px) {
  :root { --side: 320px; }
  .topbar { grid-template-columns: minmax(140px, 190px) minmax(0, 1fr) auto; gap: 12px; }
  .brand-text i { display: none; }
}
@media (max-width: 900px) {
  :root { --side: 330px; }
  .topbar { grid-template-columns: auto minmax(0, 1fr) auto; gap: 10px; padding: 0 14px; }
  .brand-text { display: none; }
  .brand-mark { width: 34px; height: 34px; border-radius: 10px; }
  .search { max-width: none; }
  .search input { height: 40px; padding: 0 42px 0 38px; font-size: 13.5px; }
  .search-kbd { display: none; }
  .top-btn span { display: none; }
  .top-btn { width: 38px; justify-content: center; padding: 0; }
  #toggleSide { display: inline-flex; }

  .kb { grid-template-columns: 1fr; }
  .kb-side {
    position: fixed; top: var(--topbar); bottom: 0; right: 0;
    width: min(348px, 88vw); z-index: 90;
    transform: translateX(101%); transition: transform .28s var(--ease);
    box-shadow: -24px 0 60px -28px rgba(28, 43, 38, .45);
    padding-bottom: 28px;
  }
  .kb-side.on { transform: none; }
  .side-veil {
    display: block; position: fixed; inset: var(--topbar) 0 0 0; z-index: 80;
    background: rgba(24, 34, 30, .42); backdrop-filter: blur(2px);
  }
  .side-veil[hidden] { display: none; }

  .doc-in { padding: 26px 20px 70px; }
  .doc-title { font-size: 26px; }
  .doc-dek, .doc-lead { font-size: 15px; }
  .doc-facts { gap: 20px; }
  .doc-facts b { font-size: 19px; }
  .doc-block { margin-top: 32px; }
  .home-grid, .home-people { grid-template-columns: 1fr; }
  .doc-row { grid-template-columns: 28px minmax(0, 1fr); gap: 10px; }
  .doc-row-arrow { display: none; }
  .top3 { grid-template-columns: 30px minmax(0, 1fr); padding: 14px 15px; }
  .top3-no { font-size: 17px; }

  .tool-pages .sec { padding: 24px 18px 60px; }
  .sec-head { text-align: left; }
  .quiz-opts.cols-2, .quiz-opts.cols-3 { grid-template-columns: 1fr; }
  .result-head { flex-direction: column; align-items: flex-start; }
  .drawer-body { padding: 28px 20px 50px; }

  /* 筛选条在窄屏占三行，吸顶会把手机上半屏吃掉，改成普通流式 */
  .all-in { max-width: none; }
  .all-bar { position: static; margin-top: 18px; padding: 10px 0 8px; }
  .all-line { gap: 4px 14px; }
  .all-f { gap: 6px; }
  .all-lab { min-width: 0; font-size: 10px; }
  .all-seg button { padding: 3px 8px; font-size: 12px; }
  .all-group { margin-top: 24px; }
  .all-group-t { font-size: 15.5px; }

  .entry-in { max-width: none; }
  .entry-lead { font-size: 16px; padding-left: 13px; }
  .entry-body { font-size: 14.5px; }
  .entry-pager { grid-template-columns: 1fr; }
  .pager.next { text-align: left; }
  .pager.is-empty { display: none; }
  .entry-intro p { font-size: 13px; }
  /* 关键数字在窄屏两栏会把说明挤成两三个字一行，改成上下排 */
  .ex-data > div { grid-template-columns: 1fr; gap: 3px; padding: 11px 14px; }
  .ex-steps li { font-size: 14px; }

  /* 窄屏搜索框只有 224px 宽，下拉若跟着输入框走，标题会被压成四五行的窄条。
     这里让它贴到视口两侧，横着撑满，结果才读得下去。 */
  .search-drop {
    position: fixed; top: calc(var(--topbar) + 6px); left: 8px; right: 8px; width: auto;
    max-height: min(70svh, 560px);
  }
  .sr-title { font-size: 14.5px; }
}
@media (max-width: 560px) {
  .search input { padding-right: 38px; }
}

/* ══════════ 顶栏按钮（移动端只留图标） ══════════ */
.top-btn svg { flex-shrink: 0; }

/* ══════════ 阶段须知 ══════════ */
.sec-stage { background: linear-gradient(180deg, var(--ink), var(--ink-2) 50%, var(--ink)); }
.stage { max-width: 680px; margin: 0 auto; }
.stage-form .qfield { margin-bottom: 22px; }
.stage .result { margin-top: 0; }

/* ══════════ 社会生产适配 ══════════ */
.sec-social { background: var(--ink-2); }
.social { max-width: 720px; margin: 0 auto; }

/* ══════════ 个人中心 ══════════ */
.profile-sec { margin-top: 26px; }
.profile-sec-head { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; margin-bottom: 12px; }
.profile-sec-head h4 { font-family: var(--ff-display); font-size: 17px; }
.profile-sec-head span { font-size: 12px; color: var(--txt-3); }
.profile-sub { font-size: 12px; color: var(--txt-3); margin: 14px 0 8px; }
.profile-list { display: grid; gap: 7px; }
.profile-item {
  display: flex; align-items: center; gap: 9px;
  padding: 11px 13px; background: var(--ink-3); border: 1px solid var(--line);
  border-radius: 9px; cursor: pointer; transition: border-color .2s, transform .2s;
}
.profile-item:hover { border-color: var(--lime); transform: translateX(3px); }
.profile-item-t { flex: 1; font-size: 13.5px; line-height: 1.45; }
.profile-item-g { font-family: var(--ff-mono); font-size: 11px; color: var(--txt-3); }
.profile-empty { font-size: 13px; color: var(--txt-3); line-height: 1.7; padding: 14px 15px; background: rgba(28, 43, 38, .03); border-radius: 9px; }
.profile-hist { display: grid; gap: 8px; }
.profile-hist li { display: flex; align-items: baseline; gap: 10px; padding: 10px 12px; background: var(--ink-3); border: 1px solid var(--line); border-radius: 9px; font-size: 13px; }
.profile-hist-t { color: var(--txt-2); min-width: 92px; }
.profile-hist-v { color: var(--lime); font-weight: 600; flex: 1; }
.profile-hist-d { font-family: var(--ff-mono); font-size: 11px; color: var(--txt-3); }
.profile-actions { margin-top: 10px; }
.profile-foot { margin-top: 30px; padding-top: 18px; border-top: 1px solid var(--line); display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.profile-foot span { font-size: 12px; color: var(--txt-3); }

/* ══════════ 结果落地页 ══════════ */
.landing { position: fixed; inset: 0; z-index: 230; display: grid; place-items: center; padding: 24px; }
.landing-backdrop { position: absolute; inset: 0; background: rgba(24, 34, 30, .56); backdrop-filter: blur(7px); animation: fade .25s; }
.landing-card {
  position: relative; width: min(560px, 94vw); max-height: 90vh; overflow-y: auto;
  background: var(--ink-2); border: 1px solid var(--line-2); border-radius: var(--r-lg);
  padding: 32px 30px; box-shadow: 0 40px 90px -20px rgba(28, 43, 38, .18);
  animation: rise .4s var(--ease-out) both;
}
.landing-kicker { font-family: var(--ff-mono); font-size: 11.5px; letter-spacing: .18em; color: var(--lime); margin-bottom: 12px; }
.landing-title { font-family: var(--ff-display); font-size: clamp(23px, 4vw, 32px); line-height: 1.3; margin-bottom: 10px; }
.landing-sub { font-size: 14px; color: var(--txt-2); line-height: 1.75; margin-bottom: 18px; }
.landing-label { font-size: 12px; color: var(--txt-3); margin-bottom: 9px; }
.landing-list { display: grid; gap: 8px; margin-bottom: 22px; }
.landing-item { display: flex; align-items: center; gap: 9px; padding: 11px 13px; background: var(--ink-3); border: 1px solid var(--line); border-radius: 9px; }
.landing-item-t { font-size: 13.5px; line-height: 1.45; }
.landing-cta { display: flex; gap: 10px; flex-wrap: wrap; }
.landing-note { margin-top: 18px; font-size: 11.5px; color: var(--txt-3); line-height: 1.7; }


@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  html { scroll-behavior: auto; }
}

/* ═══════════════════════════════════════════════════════════
   静态预渲染层：章节页 / 条目页 / 404
   
   这一层没有顶栏、没有侧栏、没有 JS，body 正常滚动。
   文章本体复用 .doc-in / .entry-* / .doc-row 的既有样式，
   这里只补外壳（顶栏、页脚专题索引）和两处布局覆盖。
   存在的理由：SPA 是 hash 路由 + 客户端渲染，搜索引擎抓不到正文。
   ═══════════════════════════════════════════════════════════ */
body.static-page {
  height: auto; min-height: 100svh; overflow-y: auto; overflow-x: hidden;
}

.static-bar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  min-height: var(--topbar); padding: 10px clamp(16px, 4vw, 44px);
  background: rgba(246, 241, 230, .93);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.sb-brand { display: flex; align-items: baseline; gap: 9px; color: var(--txt); text-decoration: none; }
.sb-brand b { font-family: var(--ff-display); font-size: 16px; letter-spacing: .01em; }
.sb-brand i { font-style: normal; font-size: 11.5px; color: var(--txt-3); }
.sb-nav { display: flex; gap: 18px; }
.sb-nav a { font-size: 12.5px; color: var(--txt-2); text-decoration: none; }
.sb-nav a:hover { color: var(--lime); }

body.static-page .doc { min-height: 0; }
body.static-page .doc-in { padding-top: 34px; padding-bottom: 60px; }

/* 页脚专题索引：34 个专题的静态内链。
   SPA 的目录是 JS 渲染的，蜘蛛看不到；这一块是全站唯一的可爬权重通道。 */
.static-foot, .site-foot {
  max-width: 840px; margin: 0 auto;
  padding: 30px clamp(20px, 4vw, 44px) 76px;
  border-top: 1px solid var(--line);
}
.sf-kicker {
  font-family: var(--ff-mono); font-size: 11px; letter-spacing: .2em;
  color: var(--lime); text-transform: uppercase; margin-bottom: 8px;
}
.sf-title { font-family: var(--ff-display); font-size: 19px; line-height: 1.4; margin-bottom: 10px; }
.sf-intro { font-size: 13.5px; line-height: 1.8; color: var(--txt-2); margin-bottom: 18px; max-width: 620px; }
.sf-chaps {
  list-style: none; margin: 0 0 16px; padding: 0;
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 22px;
  border-top: 1px solid var(--line);
}
.sf-chaps li { border-bottom: 1px solid var(--line); }
.sf-chaps a {
  display: flex; align-items: baseline; gap: 9px;
  padding: 9px 2px; font-size: 13.5px; line-height: 1.5;
  color: var(--txt-2); text-decoration: none; transition: color .18s, padding-left .18s;
}
.sf-chaps a:hover { color: var(--lime); padding-left: 6px; }
.sf-chap-no {
  font-family: var(--ff-mono); font-size: 11px; color: var(--txt-3);
  min-width: 16px; text-align: right;
}
.sf-chaps em {
  font-style: normal; margin-left: auto;
  font-family: var(--ff-mono); font-size: 11px; color: var(--txt-3);
}
.sf-note { font-size: 12px; line-height: 1.85; color: var(--txt-3); margin-top: 10px; }
.sf-note a { color: var(--txt-2); }
.sf-note a:hover { color: var(--lime); }
/* ICP 备案号：页脚最后一行，比正文更淡，但不隐藏 */
.sf-icp { margin-top: 14px; padding-top: 12px; border-top: 1px dashed var(--line-2); }
.sf-icp a {
  font-family: var(--ff-mono); font-size: 11.5px; letter-spacing: .02em;
  color: var(--txt-3); text-decoration: none;
}
.sf-icp a:hover { color: var(--txt-2); text-decoration: underline; }
.sf-dim { font-size: 11.5px; opacity: .85; }

/* 相关站点：全站页脚一块，和上面那两行版权说明用一条线隔开。
   它是外链，视觉上要比站内链接更"弱"一档——字重够、颜色不抢，
   但带 ↗ 表明会离开本站。 */
.sf-friend {
  display: flex; flex-wrap: wrap; align-items: baseline; gap: 3px 9px;
  margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--line);
  font-size: 12.5px; line-height: 1.8; color: var(--txt-3);
}
.sf-friend-k {
  font-family: var(--ff-mono); font-size: 10.5px;
  letter-spacing: .16em; color: var(--lime);
}
.sf-friend a {
  color: var(--txt-1); font-weight: 600; text-decoration: none;
  border-bottom: 1px solid var(--line-2); padding-bottom: 1px;
}
.sf-friend a:hover { color: var(--lime); border-color: var(--lime); }
.sf-friend a i { font-style: normal; font-size: 11px; margin-left: 3px; opacity: .6; }
.sf-friend-d { flex-basis: 100%; }

/* 列表行里的标题是真链接（静态页没有 JS 点击） */
.doc-row-t a, a.doc-row-t { color: inherit; text-decoration: none; }
a.doc-row-t:hover { color: var(--lime); }

@media (max-width: 700px) {
  .sf-chaps { grid-template-columns: minmax(0, 1fr); }
  .sb-nav { gap: 12px; }
  .sb-brand i { display: none; }
}