/* 朝花夕拾 · 全站样式 */
/* 霞鹜文楷（自托管于 /assets/font/，按 unicode-range 分包按需加载；系统楷体兜底） */
@import url("/assets/font/style.css");
:root{
  --ink:#33302b; --ink-soft:#7a746a; --ink-faint:#a9a294;
  --paper:#faf8f3; --card:#ffffff; --wash:#f3efe6;
  --accent:#8c6f46; --accent-deep:#6d5533; --accent-wash:#f1e9db;
  --line:#e6e0d2; --line-soft:#eee9dd;
  --serif:"LXGW WenKai","Noto Serif SC","Songti SC","STSong","SimSun",serif;
  --sans:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",sans-serif;
  --kai:"LXGW WenKai","Kaiti SC","KaiTi","STKaiti",serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{background:var(--paper);color:var(--ink);font-family:var(--serif);font-size:17px;line-height:1.95;letter-spacing:.02em;padding-top:64px;display:flex;flex-direction:column;min-height:100vh}
a{color:var(--accent-deep);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto;display:block;border-radius:8px}

/* ===== 主站同款导航头（site.js 自动注入，规格对齐主站 Navbar：h-16 / logo h-14 / pb-1.5 / gap-6 / text-sm / Inter+Noto Sans SC） ===== */
.top-nav{position:fixed;top:0;left:0;right:0;z-index:50;height:64px;background:rgba(26,26,26,.95);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);color:#fff;font-family:Inter,"Noto Sans SC",system-ui,sans-serif}
.top-nav .top-inner{height:100%;max-width:1280px;margin:0 auto;padding:0 16px;display:flex;align-items:flex-end;padding-bottom:6px}
@media(min-width:640px){.top-nav .top-inner{padding-left:24px;padding-right:24px}}
@media(min-width:1024px){.top-nav .top-inner{padding-left:32px;padding-right:32px}}
.top-nav .logo{display:flex;align-items:center;flex-shrink:0}
.top-nav .logo img{height:56px;width:auto;display:block}
.top-nav .links{display:none}
@media(min-width:640px){.top-nav .links{display:flex;align-items:center;gap:24px;margin-left:auto}}
.top-nav .links a{font-size:14px;line-height:20px;color:rgba(255,255,255,.7);transition:color .15s}
.top-nav .links a:hover{color:#fff;text-decoration:none}
.top-nav .burger{display:block;margin-left:auto;padding:8px;background:none;border:none;color:#fff;cursor:pointer}
@media(min-width:640px){.top-nav .burger{display:none}}
.top-nav .backdrop{display:none;position:fixed;top:64px;left:0;right:0;bottom:0;z-index:40;background:rgba(0,0,0,.2)}
.top-nav .backdrop.show{display:block}
.top-nav .drawer{position:absolute;top:64px;left:0;right:0;z-index:50;background:rgba(26,26,26,.95);backdrop-filter:blur(8px);max-height:0;opacity:0;overflow:hidden;transition:all .3s ease-in-out}
.top-nav .drawer.open{max-height:256px;opacity:1}
.top-nav .drawer .dwrap{padding:8px 16px}
@media(min-width:640px){.top-nav .drawer .dwrap{padding:8px 24px}}
@media(min-width:1024px){.top-nav .drawer .dwrap{padding:8px 32px}}
.top-nav .drawer .dlink{display:block;padding:8px 0;font-size:14px;line-height:20px;color:rgba(255,255,255,.7);text-align:right;transition:color .15s}
.top-nav .drawer .dlink:hover{color:#fff;text-decoration:none}

/* ===== 站头 ===== */
.site-head{max-width:1280px;margin:0 auto;padding:36px 32px 8px;text-align:center}
.site-head .brand{font-family:var(--kai);font-size:40px;letter-spacing:.14em;color:var(--ink)}
.site-head .sub{font-family:var(--sans);font-size:13px;color:var(--ink-soft);letter-spacing:.3em;margin-top:10px}
.site-head .motto{font-size:15px;color:var(--ink-faint);margin-top:18px;font-style:normal}

/* ===== 标签导航 ===== */
.tag-nav{max-width:1280px;margin:36px auto 0;padding:0 32px}
.tag-nav .grp{margin-bottom:14px}
.tag-nav .grp h3{font-family:var(--sans);font-size:12px;color:var(--ink-faint);letter-spacing:.25em;margin-bottom:8px;font-weight:400}
.tag-nav .grp .chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{display:inline-flex;align-items:center;gap:5px;font-family:var(--sans);font-size:13px;color:var(--accent-deep);background:var(--card);border:1px solid var(--line);border-radius:999px;padding:3px 13px;line-height:1.7;transition:all .15s}
.chip .ico{width:13px;height:13px;flex:none}
.chip:hover{background:var(--accent-wash);border-color:var(--accent);text-decoration:none}
.chip.on{background:var(--accent);border-color:var(--accent);color:#fff}
.chip.on .ico{opacity:.9}

/* ===== 首页文章流（图文卡片） ===== */
.feed{max-width:1280px;margin:44px auto 0;padding:0 32px}
.feed .grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
@media(max-width:1024px){.feed .grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.feed .grid{grid-template-columns:1fr}}
.card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:box-shadow .18s,transform .18s,border-color .18s}
.card:hover{box-shadow:0 6px 24px rgba(80,62,30,.13);border-color:var(--accent);transform:translateY(-2px);text-decoration:none}
.card .cov{aspect-ratio:16/9;overflow:hidden;background:var(--wash)}
.card .cov img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .3s}
.card:hover .cov img{transform:scale(1.03)}
.card .cov.none{display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--wash),var(--accent-wash));font-family:var(--kai);font-size:24px;color:var(--accent);letter-spacing:.35em;text-indent:.35em}
.card .bd{padding:18px 20px 16px;display:flex;flex-direction:column;flex:1}
.card .meta{font-family:var(--sans);font-size:12px;color:var(--accent);letter-spacing:.12em;margin-bottom:8px}
.card .meta .sep{color:var(--ink-faint);margin:0 5px}
.card h2{font-size:19px;font-weight:600;line-height:1.55;margin-bottom:8px}
.card p{font-size:14px;color:var(--ink-soft);line-height:1.85;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:10px}
.card .date{font-family:var(--sans);font-size:12px;color:var(--ink-faint);margin-top:auto}
.feed .empty{padding:60px 0;text-align:center;color:var(--ink-faint);font-size:15px}

/* ===== 标签页头 ===== */
.tag-head{max-width:1280px;margin:0 auto;padding:36px 32px 0;width:100%}
.tag-head .trow{display:flex;align-items:baseline;gap:14px}
.tag-head h1{font-size:28px;font-weight:600;line-height:1.4}
.tag-head .count{font-family:var(--sans);font-size:13px;color:var(--ink-soft);white-space:nowrap}

/* ===== 页脚（site.js 注入主站同款深色页脚条，旧 .site-foot 隐藏兜底） ===== */
.main-foot{margin-top:auto;background:#1a1a1a;border-top:1px solid rgba(255,255,255,.1);padding:24px 0;color:rgba(255,255,255,.35);font-family:Inter,"Noto Sans SC",system-ui,sans-serif}
.main-foot .mf-inner{max-width:1280px;margin:0 auto;padding:0 16px;display:flex;flex-direction:column;align-items:center;justify-content:space-between;gap:16px}
@media(min-width:640px){.main-foot .mf-inner{flex-direction:row;padding:0 24px}}
@media(min-width:1024px){.main-foot .mf-inner{padding:0 32px}}
.main-foot p{font-size:12px;line-height:1.7}
.main-foot .mf-links{display:flex;align-items:center;gap:16px}
.main-foot a{font-size:12px;color:rgba(255,255,255,.35);transition:color .15s}
.main-foot a:hover{color:rgba(255,255,255,.6);text-decoration:none}
.site-foot{display:none}

/* ===== 文章页（内容宽对齐主站详情页 max-w-5xl = 1024px） ===== */
.article{max-width:1024px;margin:0 auto;width:100%;padding:28px 16px 96px}
@media(min-width:640px){.article{padding:28px 24px 96px}}
.article .back{font-family:var(--sans);font-size:13px;color:var(--ink-soft)}
.article .back:hover{color:var(--accent-deep)}
.article .kicker{font-family:var(--sans);font-size:12px;color:var(--accent);letter-spacing:.3em;margin:26px 0 16px}
.article h1{font-size:32px;font-weight:700;line-height:1.45;margin-bottom:14px}
.article .dek{font-size:16.5px;color:var(--ink-soft);line-height:1.9;border-left:3px solid var(--accent);padding-left:16px;margin:26px 0 10px}
.article figure{margin:38px 0}
.article figure img{width:100%;border-radius:10px;box-shadow:0 2px 16px rgba(80,62,30,.10)}
.article figcaption{font-family:var(--sans);font-size:13px;color:var(--ink-soft);line-height:1.7;margin-top:10px;padding-left:12px;border-left:3px solid var(--line)}
.article h2{font-size:23px;font-weight:700;margin:54px 0 20px}
.article h3{font-size:18px;font-weight:600;margin:36px 0 14px}
.article p{margin-bottom:20px;text-align:justify}
.article strong{color:var(--accent-deep)}
.divider{text-align:center;color:var(--accent);margin:44px 0;font-size:14px;letter-spacing:1.2em;font-family:var(--sans)}

/* 组件：术语框 */
.term{background:var(--wash);border-radius:10px;padding:18px 22px;margin:28px 0}
.term .t{font-family:var(--sans);font-size:13px;color:var(--accent);letter-spacing:.15em;margin-bottom:8px}
.term .d{font-size:15px;line-height:1.85;color:var(--ink-soft)}

/* 组件：时间线 */
.tl{margin:30px 0;padding-left:4px}
.tl .row{display:flex;gap:18px;padding:10px 0;border-bottom:1px dashed var(--line-soft)}
.tl .row:last-child{border-bottom:none}
.tl .when{font-family:var(--sans);font-size:14px;color:var(--accent-deep);min-width:110px;font-weight:500;line-height:1.8}
.tl .what{font-size:15px;line-height:1.85;color:var(--ink)}
.tl .what small{display:block;color:var(--ink-soft);font-size:13.5px;font-family:var(--sans);margin-top:2px}

/* 组件：人物卡 */
.pcard{display:flex;gap:18px;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px 22px;margin:30px 0;align-items:flex-start}
.pcard .avatar{width:52px;height:52px;border-radius:50%;background:var(--accent-wash);color:var(--accent-deep);display:flex;align-items:center;justify-content:center;font-family:var(--kai);font-size:22px;flex-shrink:0}
.pcard .who{font-family:var(--sans)}
.pcard .who .nm{font-size:16px;font-weight:600}
.pcard .who .life{font-size:12.5px;color:var(--ink-faint);margin:2px 0 8px}
.pcard .who .bio{font-size:14px;color:var(--ink-soft);line-height:1.8}

/* 组件：流程链 */
.flow{margin:30px 0;text-align:center;font-family:var(--sans)}
.flow .steps{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;align-items:center}
.flow .st{background:var(--accent-wash);border:1px solid var(--accent);border-radius:8px;padding:8px 16px;font-size:14px;color:var(--accent-deep);line-height:1.6}
.flow .ar{color:var(--ink-faint);font-size:15px}

/* 组件：对照清单 */
.vs{margin:30px 0;display:grid;grid-template-columns:1fr 1fr;gap:14px}
.vs .col{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px 20px}
.vs .col h4{font-family:var(--sans);font-size:14px;color:var(--accent);margin-bottom:10px;letter-spacing:.1em;font-weight:500}
.vs .col li{font-size:14px;color:var(--ink-soft);line-height:1.8;margin:6px 0 6px 18px}

/* 组件：要点回顾 */
.recap{margin:34px 0 6px;padding:16px 22px;border-left:3px solid var(--accent);background:linear-gradient(to right,var(--accent-wash),transparent 90%);font-size:15px;color:var(--accent-deep);font-family:var(--kai);letter-spacing:.04em;line-height:1.9}

/* 组件：误解与真相 */
.truth{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:24px 26px;margin:44px 0}
.truth h3{font-family:var(--sans);font-size:15px;color:var(--accent);letter-spacing:.2em;margin:0 0 16px;font-weight:600}
.truth .row{margin-bottom:18px}
.truth .row:last-child{margin-bottom:0}
.truth .m,.truth .t{font-size:14.5px;line-height:1.85;font-family:var(--sans)}
.truth .m{color:var(--ink-soft)}
.truth .m::before{content:"误解 · ";color:var(--ink-faint);font-size:12.5px;letter-spacing:.1em}
.truth .t{color:var(--ink);margin-top:4px}
.truth .t::before{content:"真相 · ";color:var(--accent);font-size:12.5px;letter-spacing:.1em;font-weight:500}

/* 组件：参考来源 */
.src{margin:48px 0 0;border-top:1px dashed var(--line);padding-top:22px}
.src h3{font-family:var(--sans);font-size:13px;color:var(--ink-faint);letter-spacing:.2em;margin-bottom:12px;font-weight:400}
.src li{font-family:var(--sans);font-size:13.5px;color:var(--ink-soft);line-height:1.9;margin:0 0 6px 18px}
.src a{color:var(--ink-soft);border-bottom:1px dotted var(--ink-faint)}

/* 文末标签 */
.endtags{margin-top:30px;display:flex;flex-wrap:wrap;gap:8px}

/* ===== 返回顶部（规格对齐主站 BackToTop.tsx） ===== */
.back-top{position:fixed;bottom:24px;right:24px;z-index:50;width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,.9);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border:1px solid #e5e5e5;box-shadow:0 1px 2px rgba(0,0,0,.06);cursor:pointer;display:flex;align-items:center;justify-content:center;opacity:0;transform:translateY(16px);pointer-events:none;transition:opacity .3s,transform .3s,background .2s,box-shadow .2s,border-color .2s}
.back-top.show{opacity:1;transform:translateY(0);pointer-events:auto}
.back-top:hover{background:#fff;box-shadow:0 4px 12px rgba(0,0,0,.1);border-color:#bdbdbd}
.back-top .ring{position:absolute;inset:0;transform:rotate(-90deg)}
.back-top .ring .prog{transition:stroke-dashoffset .15s ease-out}
.back-top .arr{position:relative;z-index:10;color:#212124;transition:transform .3s}
.back-top:hover .arr{transform:translateY(-2px)}

@media (max-width:640px){
  body{font-size:16px}
  .site-head{padding-top:24px;padding-left:16px;padding-right:16px}
  .site-head .brand{font-size:32px}
  .article{padding:20px 16px 72px}
  .article h1{font-size:25px}
  .article h2{font-size:20px}
  .article p{text-align:left}
  .vs{grid-template-columns:1fr}
  .tl .row{flex-direction:column;gap:4px}
  .tl .when{min-width:0}
  .card h2{font-size:18px}
  .feed{padding:0 16px}
  .tag-nav{padding:0 16px}
  .tag-head{padding-left:16px;padding-right:16px}
}