/* =========================================================
   allzheng.com · 深度优化排版系统
   主题：editorial / 报刊式评论 / 东方留白
   ========================================================= */

/* ---------------------------------------------------------
   重置与基线
   --------------------------------------------------------- */
*,*::before,*::after{box-sizing:border-box}
*{margin:0;padding:0}

:root{
  /* 色板 */
  --ink:#0f1218;
  --paper:#f6f1e7;
  --paper-2:#efe7d6;
  --paper-3:#e7dcc5;
  --rule:#cdc1a6;
  --rule-soft:rgba(15,18,24,.10);
  --accent:#7a1f1f;
  --accent-2:#a23b3b;
  --gold:#a07a30;
  --jade:#2f5d50;
  --muted:#5a5141;
  --muted-2:#8a8170;
  --text:#1a1d24;
  --text-2:#3a3d44;

  /* 字体栈 */
  --serif-cn:"Source Han Serif SC","Noto Serif SC","Songti SC","STSong","SimSun",serif;
  --serif-en:"Cormorant Garamond","EB Garamond","Times New Roman",Georgia,serif;
  --sans:"PingFang SC","Hiragino Sans GB","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,BlinkMacSystemFont,sans-serif;
  --mono:"JetBrains Mono","SF Mono",Consolas,Menlo,monospace;

  /* 尺寸 */
  --measure:38rem;
  --gutter:clamp(1.25rem,4vw,3rem);
  --radius:6px;
  --shadow:0 12px 38px -22px rgba(15,18,24,.45);
  --shadow-strong:0 28px 60px -28px rgba(15,18,24,.55);
}

html{
  scroll-behavior:smooth;
  -webkit-text-size-adjust:100%;
  font-size:16px;
}

body{
  background:var(--paper);
  color:var(--text);
  font-family:var(--sans);
  font-size:17px;
  line-height:1.85;
  font-feature-settings:"kern" 1,"liga" 1;
  text-rendering:optimizeLegibility;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}

::selection{background:rgba(122,31,31,.18);color:var(--ink)}

img,svg,video{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none;transition:color .25s ease}
a:hover{color:var(--accent)}

button{font:inherit;border:0;background:transparent;cursor:pointer}

/* ---------------------------------------------------------
   通用工具
   --------------------------------------------------------- */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 var(--gutter)}
.measure{max-width:var(--measure);margin:0 auto}

.reveal{opacity:0;transform:translateY(28px);transition:opacity 1.1s cubic-bezier(.2,.7,.2,1),transform 1.1s cubic-bezier(.2,.7,.2,1);transition-delay:var(--d,0s)}
.reveal.in{opacity:1;transform:none}

.skip-link{position:absolute;left:-10000px;top:auto;width:1px;height:1px;overflow:hidden}
.skip-link:focus{position:fixed;left:1rem;top:1rem;width:auto;height:auto;padding:.5rem 1rem;background:var(--ink);color:#fff;border-radius:4px;z-index:9999}

/* ---------------------------------------------------------
   顶部导航
   --------------------------------------------------------- */
.nav{
  position:sticky;top:0;left:0;right:0;z-index:100;
  display:flex;align-items:center;justify-content:space-between;gap:1.5rem;
  padding:18px clamp(1.25rem,4vw,3rem);
  background:rgba(246,241,231,.82);
  backdrop-filter:saturate(140%) blur(12px);
  -webkit-backdrop-filter:saturate(140%) blur(12px);
  border-bottom:1px solid var(--rule-soft);
  transition:padding .35s ease,background .35s ease,box-shadow .35s ease;
}
.nav.scrolled{padding-top:12px;padding-bottom:12px;box-shadow:0 1px 0 rgba(15,18,24,.05),0 12px 24px -22px rgba(15,18,24,.4)}

.brand{display:flex;align-items:center;gap:.65rem;color:var(--ink)}
.brand-mark{
  width:34px;height:34px;display:grid;place-items:center;
  border:1px solid var(--ink);border-radius:50%;
  font-family:var(--serif-cn);font-weight:700;color:var(--ink);
  letter-spacing:0;font-size:14px;
  background:radial-gradient(circle at 30% 30%,#fff7e6,#f3e7c8);
}
.brand-name{font-family:var(--serif-cn);font-size:1.05rem;font-weight:700;letter-spacing:.18em;color:var(--ink)}
.brand-en{font-family:var(--serif-en);font-style:italic;font-size:.78rem;color:var(--muted);letter-spacing:.08em}

.nav-links{display:flex;gap:clamp(1rem,2.5vw,2rem);font-family:var(--serif-cn);font-size:.92rem}
.nav-links a{color:var(--text-2);position:relative;padding:.35rem 0}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;height:1px;width:0;background:var(--accent);transition:width .35s ease}
.nav-links a:hover{color:var(--accent)}
.nav-links a:hover::after,
.nav-links a[aria-current="true"]::after{width:100%}

.nav-meta{font-family:var(--serif-en);font-style:italic;font-size:.82rem;color:var(--muted);letter-spacing:.04em}

.menu-toggle{display:none;width:38px;height:38px;align-items:center;justify-content:center;border-radius:6px}
.menu-toggle span{position:relative;width:18px;height:1.5px;background:var(--ink);display:block}
.menu-toggle span::before,.menu-toggle span::after{content:"";position:absolute;left:0;width:18px;height:1.5px;background:var(--ink)}
.menu-toggle span::before{top:-5px}.menu-toggle span::after{top:5px}

/* ---------------------------------------------------------
   Hero / 封面
   --------------------------------------------------------- */
.hero{
  position:relative;
  padding:clamp(4rem,12vw,8rem) 0 clamp(2.5rem,6vw,4rem);
  background:
    radial-gradient(ellipse 60% 50% at 50% 0%,rgba(160,122,48,.10),transparent 70%),
    linear-gradient(180deg,#faf6e9 0%,#f0e8d3 100%);
  border-bottom:1px solid var(--rule-soft);
}
.hero-inner{max-width:880px;margin:0 auto;text-align:center;padding:0 var(--gutter)}

.eyebrow{
  display:inline-flex;align-items:center;gap:.6rem;
  font-family:var(--serif-en);font-style:italic;font-size:.95rem;
  letter-spacing:.16em;color:var(--accent);
  padding:.45rem 1.1rem;border:1px solid var(--accent);border-radius:999px;
  background:rgba(122,31,31,.04);
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent)}
.eyebrow::after{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent)}

.hero h1{
  font-family:var(--serif-cn);
  font-size:clamp(2.1rem,5.4vw,4rem);
  line-height:1.22;
  font-weight:700;
  color:var(--ink);
  letter-spacing:.04em;
  margin:1.6rem 0 .8rem;
}
.hero h1 em{
  font-family:var(--serif-en);font-style:italic;
  color:var(--accent);
  font-weight:600;letter-spacing:0;
}

.hero-dek{
  font-family:var(--serif-cn);
  font-size:clamp(1rem,1.6vw,1.2rem);
  color:var(--muted);
  line-height:1.95;
  max-width:640px;margin:0 auto;
}

.byline{
  display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:1rem;
  margin-top:2.2rem;
  font-family:var(--serif-en);font-style:italic;
  font-size:.9rem;color:var(--muted-2);
  letter-spacing:.04em;
}
.byline span{display:inline-flex;align-items:center;gap:.5rem}
.byline .dot{width:3px;height:3px;border-radius:50%;background:var(--muted-2)}
.byline time{font-style:normal;font-family:var(--sans)}

/* 阅读进度条 */
.progress{
  position:fixed;top:0;left:0;height:2px;width:0;
  background:linear-gradient(90deg,var(--accent),var(--gold));
  z-index:200;transition:width .12s linear;
}

/* 目录侧边栏 */
.hero-meta{
  display:flex;justify-content:space-between;gap:2rem;
  margin-top:clamp(2.5rem,5vw,3.5rem);
  padding-top:1.5rem;border-top:1px solid var(--rule-soft);
  font-family:var(--serif-en);font-style:italic;
  font-size:.85rem;color:var(--muted-2);
}
.hero-meta div{display:flex;align-items:center;gap:.5rem}
.hero-meta i{font-style:normal;color:var(--ink)}

/* ---------------------------------------------------------
   主内容区：双栏（侧栏 + 正文）
   --------------------------------------------------------- */
.layout{
  position:relative;
  display:grid;
  grid-template-columns:minmax(0,260px) minmax(0,1fr);
  gap:clamp(2rem,5vw,5rem);
  max-width:1200px;
  margin:0 auto;
  padding:clamp(3rem,7vw,5.5rem) var(--gutter);
}

/* 侧栏 */
.aside{position:sticky;top:96px;align-self:start;max-height:calc(100vh - 120px);overflow:auto}
.aside::-webkit-scrollbar{width:0}
.toc{
  font-family:var(--serif-cn);
  border-top:2px solid var(--ink);
  padding-top:1rem;
}
.toc-title{
  font-family:var(--serif-en);font-style:italic;
  font-size:.78rem;letter-spacing:.28em;
  color:var(--muted-2);text-transform:uppercase;
  margin-bottom:1rem;
}
.toc ol{list-style:none;counter-reset:toc}
.toc li{counter-increment:toc;margin:.2rem 0}
.toc a{
  display:flex;align-items:baseline;gap:.7rem;
  padding:.55rem .65rem;border-radius:6px;
  color:var(--text-2);font-size:.96rem;line-height:1.6;
  border-left:2px solid transparent;
  transition:background .25s,color .25s,border-color .25s;
}
.toc a:hover{background:rgba(122,31,31,.06);color:var(--accent);border-left-color:var(--accent)}
.toc a::before{
  content:counter(toc,decimal-leading-zero);
  font-family:var(--serif-en);font-style:italic;
  font-size:.78rem;color:var(--muted-2);
  flex:none;min-width:1.6rem;
}
.toc a.is-active{color:var(--accent);border-left-color:var(--accent);background:rgba(122,31,31,.05)}

.toc-aside{
  margin-top:2rem;padding-top:1.4rem;
  border-top:1px solid var(--rule-soft);
  font-family:var(--serif-en);font-style:italic;
  font-size:.85rem;color:var(--muted-2);
  line-height:1.7;
}
.toc-aside b{font-family:var(--serif-cn);font-style:normal;color:var(--ink);font-weight:600;letter-spacing:.04em;display:block;margin-bottom:.5rem;font-size:.95rem}
.toc-aside p+p{margin-top:.5rem}

/* 正文 */
.article{min-width:0;max-width:46rem}

.article p{
  font-family:var(--serif-cn);
  font-size:1.0625rem;
  line-height:1.95;
  color:var(--text-2);
  margin-bottom:1.4rem;
  letter-spacing:.02em;
}
.article p + p{text-indent:2em}
.article p.lead{
  font-size:1.18rem;line-height:2;
  color:var(--ink);font-weight:500;
  text-indent:0;
}
.article p strong{color:var(--accent);font-weight:600}
.article p em{font-style:italic;color:var(--gold)}

.article h2{
  font-family:var(--serif-cn);
  font-size:clamp(1.4rem,2.6vw,1.85rem);
  font-weight:700;
  color:var(--ink);
  letter-spacing:.06em;
  margin:3rem 0 1.2rem;
  padding-bottom:.6rem;
  border-bottom:2px solid var(--ink);
  position:relative;
}
.article h2 .num{
  display:inline-block;
  font-family:var(--serif-en);font-style:italic;
  font-size:1.1rem;color:var(--accent);
  letter-spacing:.04em;
  margin-right:.5rem;
  vertical-align:middle;
}
.article h2::after{
  content:"";display:block;width:46px;height:3px;
  background:var(--accent);margin-top:.5rem;
}

.article h3{
  font-family:var(--serif-cn);
  font-size:1.18rem;font-weight:600;
  color:var(--ink);letter-spacing:.05em;
  margin:1.8rem 0 .8rem;
}

.article blockquote{
  margin:1.6rem 0;
  padding:1.1rem 1.4rem;
  background:var(--paper-2);
  border-left:3px solid var(--accent);
  font-family:var(--serif-cn);
  font-size:1.05rem;line-height:1.95;
  color:var(--ink);
  font-style:normal;
  border-radius:0 var(--radius) var(--radius) 0;
}
.article blockquote cite{
  display:block;margin-top:.6rem;
  font-family:var(--serif-en);font-style:italic;
  font-size:.85rem;color:var(--muted);
}

/* 段落首字下沉 */
.article section .lede::first-letter{
  font-family:var(--serif-cn);
  font-size:3.6rem;
  font-weight:700;
  float:left;
  line-height:1;
  padding:.2rem .6rem 0 0;
  color:var(--accent);
}

/* 重点列表 */
.check-list{
  list-style:none;
  margin:1.2rem 0 1.6rem;
  padding:1.1rem 1.3rem;
  background:linear-gradient(180deg,#faf3df,#f1e7cd);
  border:1px dashed var(--gold);
  border-radius:var(--radius);
}
.check-list li{
  position:relative;
  padding:.4rem 0 .4rem 1.6rem;
  font-family:var(--serif-cn);
  font-size:1.02rem;color:var(--text-2);
  line-height:1.85;
}
.check-list li::before{
  content:"❖";
  position:absolute;left:0;top:.55rem;
  color:var(--accent);font-size:.95rem;
}
.check-list li + li{border-top:1px dashed rgba(160,122,48,.35)}

/* 资料卡片 */
.factbox{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(150px,1fr));
  gap:1.2rem;
  margin:1.8rem 0;
  padding:1.4rem 1.5rem;
  background:var(--ink);color:var(--paper);
  border-radius:var(--radius);
}
.factbox .item{display:flex;flex-direction:column;gap:.2rem}
.factbox .num{font-family:var(--serif-cn);font-size:1.6rem;font-weight:700;color:#f0dcaa;line-height:1.1;letter-spacing:.04em}
.factbox .lbl{font-family:var(--serif-en);font-style:italic;font-size:.82rem;color:#cdb886;letter-spacing:.06em}

/* 图片模块 */
.figure{
  margin:2rem 0;
  border-radius:var(--radius);
  overflow:hidden;
  background:#0d0e12;
  box-shadow:var(--shadow);
}
.figure img{display:block;width:100%;height:auto;aspect-ratio:16/10;object-fit:cover}
.figure figcaption{
  font-family:var(--serif-en);font-style:italic;
  font-size:.85rem;
  color:var(--muted);
  padding:.75rem 1rem;
  background:var(--paper-2);
  border:1px solid var(--rule-soft);
  border-top:0;
  letter-spacing:.04em;
  line-height:1.6;
}
.figure figcaption b{
  font-style:normal;font-family:var(--serif-cn);
  color:var(--ink);font-weight:600;letter-spacing:.04em;
  margin-right:.4rem;
}

.figure-left,.figure-right{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:1.2rem;
  margin:1.8rem 0;
}
.figure-left .figure,.figure-right .figure{margin:0}

/* 卡片网格 */
.cards{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:1.2rem;margin:1.8rem 0;
}
.card{
  background:#fff;border:1px solid var(--rule-soft);
  border-radius:var(--radius);
  padding:1.3rem 1.4rem;
  box-shadow:var(--shadow);
  transition:transform .35s ease,box-shadow .35s ease,border-color .35s;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-strong);border-color:var(--accent)}
.card h4{
  font-family:var(--serif-cn);font-size:1.05rem;font-weight:600;
  color:var(--ink);letter-spacing:.05em;
  margin-bottom:.5rem;
  display:flex;align-items:center;gap:.5rem;
}
.card h4::before{content:"";width:5px;height:5px;background:var(--accent);border-radius:50%}
.card p{font-family:var(--serif-cn);font-size:.96rem;color:var(--text-2);line-height:1.85;margin:0}

/* 时间线 */
.timeline{position:relative;margin:2rem 0;padding-left:1.6rem;border-left:1px solid var(--rule)}
.timeline .item{position:relative;padding:.8rem 0 .8rem 1rem}
.timeline .item::before{
  content:"";position:absolute;left:-1.7rem;top:1.1rem;
  width:11px;height:11px;border-radius:50%;
  background:var(--paper);border:2px solid var(--accent);
  box-shadow:0 0 0 4px var(--paper);
}
.timeline .ep{
  display:inline-block;
  font-family:var(--serif-en);font-style:italic;
  font-size:.78rem;letter-spacing:.18em;
  color:var(--accent);background:rgba(122,31,31,.06);
  padding:.18rem .6rem;border-radius:999px;
  margin-bottom:.35rem;
}
.timeline .body{font-family:var(--serif-cn);font-size:1.02rem;line-height:1.85;color:var(--text-2)}
.timeline .body b{color:var(--ink);font-weight:600}

/* ---------------------------------------------------------
   总结 / CTA
   --------------------------------------------------------- */
.summary{
  margin-top:3rem;
  padding:2.2rem 2rem;
  background:linear-gradient(180deg,#1d212b,#0f1218);
  color:var(--paper);
  border-radius:var(--radius);
  position:relative;overflow:hidden;
}
.summary::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 80% 20%,rgba(160,122,48,.18),transparent 60%);
  pointer-events:none;
}
.summary > *{position:relative}
.summary h2{
  font-family:var(--serif-cn);
  color:#fff;
  font-size:clamp(1.4rem,2.4vw,1.7rem);
  font-weight:700;letter-spacing:.06em;
  margin-bottom:1rem;border:0;
}
.summary h2::after{display:none}
.summary p{font-family:var(--serif-cn);color:#dcd6c5;font-size:1.02rem;line-height:1.95;margin:0 0 1rem}
.summary .verdict{
  display:flex;align-items:center;gap:1rem;
  margin-top:1.4rem;padding-top:1.4rem;
  border-top:1px solid rgba(255,255,255,.12);
  font-family:var(--serif-en);font-style:italic;
  color:#cdb886;letter-spacing:.04em;
}
.summary .verdict .score{
  font-family:var(--serif-cn);font-style:normal;font-weight:700;
  font-size:2.4rem;color:#f0dcaa;line-height:1;
}
.summary .actions{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.6rem}
.summary .btn{display:inline-flex;align-items:center;gap:.5rem;padding:.7rem 1.3rem;border-radius:999px;font-size:.92rem;letter-spacing:.04em;font-family:var(--serif-cn);transition:transform .25s,box-shadow .25s,background .25s}
.summary .btn-primary{background:#f0dcaa;color:#0f1218;font-weight:600;box-shadow:0 12px 28px -16px rgba(240,220,170,.7)}
.summary .btn-primary:hover{transform:translateY(-2px);background:#fff;}
.summary .btn-ghost{border:1px solid rgba(240,220,170,.35);color:#f0dcaa}
.summary .btn-ghost:hover{background:rgba(240,220,170,.08)}

/* ---------------------------------------------------------
   分享 / 标签 / 元信息
   --------------------------------------------------------- */
.tags-share{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:1.2rem;margin:2rem 0;padding:1.4rem 0;
  border-top:1px solid var(--rule);
  border-bottom:1px solid var(--rule);
  font-family:var(--serif-cn);
}
.tags-share .label{
  font-family:var(--serif-en);font-style:italic;
  color:var(--muted-2);font-size:.85rem;letter-spacing:.06em;
}
.tags-share .tags{display:flex;flex-wrap:wrap;gap:.5rem}
.tags-share .tags a{
  font-size:.85rem;letter-spacing:.04em;
  padding:.3rem .75rem;border:1px solid var(--rule);border-radius:999px;
  color:var(--text-2);transition:all .25s;
}
.tags-share .tags a:hover{border-color:var(--accent);color:var(--accent);background:rgba(122,31,31,.04)}
.tags-share .share{display:flex;gap:.4rem;align-items:center}
.tags-share .share a{
  width:36px;height:36px;display:grid;place-items:center;
  border-radius:50%;border:1px solid var(--rule);color:var(--ink);
  transition:background .25s,color .25s,border-color .25s;
}
.tags-share .share a:hover{background:var(--ink);color:var(--paper);border-color:var(--ink)}

/* 作者卡 */
.author-card{
  display:flex;gap:1.2rem;align-items:center;
  margin:2.5rem 0;padding:1.4rem;
  background:var(--paper-2);
  border:1px solid var(--rule-soft);border-radius:var(--radius);
}
.author-card .avatar{
  flex:none;width:64px;height:64px;border-radius:50%;
  background:linear-gradient(135deg,#c4a966,#7a5e2a);
  display:grid;place-items:center;
  font-family:var(--serif-en);font-style:italic;
  font-size:1.4rem;color:#fff;font-weight:600;
  letter-spacing:.04em;
}
.author-card .who h4{font-family:var(--serif-cn);font-size:1.05rem;color:var(--ink);font-weight:600;letter-spacing:.04em}
.author-card .who p{font-family:var(--serif-en);font-style:italic;font-size:.88rem;color:var(--muted);line-height:1.7;margin:.3rem 0 0}

/* ---------------------------------------------------------
   评估表
   --------------------------------------------------------- */
.rating{
  margin:1.6rem 0 2.2rem;
  border:1px solid var(--rule);border-radius:var(--radius);
  overflow:hidden;
}
.rating .row{
  display:grid;grid-template-columns:1fr auto;align-items:center;gap:1rem;
  padding:.8rem 1.2rem;
  font-family:var(--serif-cn);font-size:.96rem;color:var(--text-2);
}
.rating .row + .row{border-top:1px dashed var(--rule)}
.rating .label{letter-spacing:.04em}
.rating .label small{font-family:var(--serif-en);font-style:italic;color:var(--muted-2);font-size:.78rem;margin-left:.4rem}
.rating .stars{display:inline-flex;gap:2px;color:var(--gold);letter-spacing:2px}
.rating .empty{color:var(--rule)}
.rating .total{
  background:var(--ink);color:var(--paper);
  display:flex;align-items:center;justify-content:space-between;
  padding:1rem 1.2rem;font-family:var(--serif-cn);
}
.rating .total b{font-size:1.4rem;color:#f0dcaa;font-weight:700;letter-spacing:.04em}
.rating .total span{font-family:var(--serif-en);font-style:italic;color:#cdb886;font-size:.85rem;letter-spacing:.06em}

/* ---------------------------------------------------------
   评论区（伪）
   --------------------------------------------------------- */
.comments{margin-top:3rem}
.comments h3{
  font-family:var(--serif-cn);font-size:1.25rem;
  font-weight:600;color:var(--ink);letter-spacing:.05em;
  margin-bottom:1.4rem;
  border-bottom:2px solid var(--ink);padding-bottom:.5rem;
}
.comment{
  display:flex;gap:1rem;padding:1.2rem 0;
  border-bottom:1px solid var(--rule-soft);
}
.comment .av{
  flex:none;width:42px;height:42px;border-radius:50%;
  background:var(--paper-3);display:grid;place-items:center;
  font-family:var(--serif-cn);font-weight:600;color:var(--ink);
  font-size:.95rem;
}
.comment .head{display:flex;align-items:center;gap:.6rem;font-family:var(--serif-cn);font-size:.92rem;color:var(--ink)}
.comment .head time{font-family:var(--sans);font-size:.78rem;color:var(--muted-2);font-weight:400;margin-left:auto}
.comment p{font-family:var(--serif-cn);font-size:.96rem;line-height:1.85;color:var(--text-2);margin-top:.4rem}

/* ---------------------------------------------------------
   相关阅读
   --------------------------------------------------------- */
.related{margin-top:3.5rem;padding-top:2rem;border-top:1px solid var(--rule-soft)}
.related h3{font-family:var(--serif-cn);font-size:1.25rem;color:var(--ink);font-weight:600;letter-spacing:.06em;margin-bottom:1.2rem}
.related-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1.2rem}
.related a{
  display:block;background:#fff;border:1px solid var(--rule-soft);
  border-radius:var(--radius);overflow:hidden;
  transition:transform .35s,box-shadow .35s,border-color .35s;
}
.related a:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--accent)}
.related .pic{aspect-ratio:16/10;overflow:hidden;background:#0d0e12}
.related .pic img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.related a:hover .pic img{transform:scale(1.05)}
.related .info{padding:1rem 1.1rem}
.related .info h4{font-family:var(--serif-cn);font-size:1rem;color:var(--ink);line-height:1.55;font-weight:600;letter-spacing:.04em}
.related .info p{font-family:var(--serif-en);font-style:italic;font-size:.85rem;color:var(--muted);margin-top:.4rem}

/* ---------------------------------------------------------
   页脚
   --------------------------------------------------------- */
footer{
  margin-top:clamp(3rem,6vw,5rem);
  background:var(--ink);color:#cdc5b3;
  padding:3.5rem var(--gutter) 2rem;
  font-family:var(--serif-cn);font-size:.92rem;
}
footer .grid{
  max-width:1200px;margin:0 auto;
  display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:2.5rem;
  padding-bottom:2rem;border-bottom:1px solid rgba(255,255,255,.08);
}
footer h5{
  font-family:var(--serif-cn);font-size:.95rem;
  color:#f0dcaa;font-weight:600;
  letter-spacing:.18em;margin-bottom:.9rem;
}
footer ul{list-style:none}
footer li{margin:.45rem 0}
footer a{color:#cdc5b3;transition:color .25s}
footer a:hover{color:#f0dcaa}

footer .bottom{
  max-width:1200px;margin:0 auto;
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem;
  padding-top:1.6rem;font-size:.82rem;color:#8a8170;
  letter-spacing:.04em;
}
footer .bottom .brand-mini{font-family:var(--serif-cn);font-weight:600;color:#f0dcaa;letter-spacing:.18em}

/* ---------------------------------------------------------
   响应式
   --------------------------------------------------------- */
@media (max-width:980px){
  .layout{grid-template-columns:1fr;gap:2rem}
  .aside{position:static;max-height:none}
  .nav-links{display:none}
  .menu-toggle{display:flex}
  .nav-links.open{
    display:flex;flex-direction:column;
    position:absolute;top:100%;left:0;right:0;
    background:var(--paper);padding:1.2rem var(--gutter);
    border-bottom:1px solid var(--rule);gap:.6rem;
  }
  .figure-left,.figure-right{grid-template-columns:1fr}
  footer .grid{grid-template-columns:1fr 1fr;gap:1.6rem}
}
@media (max-width:560px){
  body{font-size:16px}
  .hero h1{font-size:1.85rem}
  .article p{font-size:1rem}
  footer .grid{grid-template-columns:1fr}
  .byline{gap:.6rem}
  .hero-meta{flex-direction:column;align-items:flex-start;gap:.4rem}
}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  .reveal{opacity:1;transform:none}
}

@media (prefers-color-scheme: dark){
  :root{
    --paper:#14161c;
    --paper-2:#1a1d24;
    --paper-3:#21252e;
    --rule:#3a3d44;
    --rule-soft:rgba(246,241,231,.10);
    --ink:#f6f1e7;
    --text:#e8e2d3;
    --text-2:#cdc5b3;
    --muted:#a89e85;
    --muted-2:#8a8170;
  }
  .card{background:var(--paper-2)}
  .author-card{background:var(--paper-2)}
  .figure figcaption{background:var(--paper-2)}
  .check-list{background:linear-gradient(180deg,#1d212b,#0f1218)}
  .summary{background:linear-gradient(180deg,#0f1218,#000)}
  footer{background:#0a0c10}
  .nav{background:rgba(20,22,28,.88)}
  body::selection{background:rgba(160,122,48,.32);color:#fff}
}

/* 打印样式 */
@media print{
  .nav,.progress,.aside,.tags-share,.comments,.related,footer{display:none!important}
  body{background:#fff;color:#000}
  .article p{font-size:11pt;line-height:1.7;text-indent:1.5em}
  .article h2{break-before:always}
}