/* 迈浪心理 v2 — 2026-10 */
:root{
  --brand:#2f7d6d;--brand-dark:#1e5a4f;--brand-soft:#e8f3ef;--brand-line:#cfe5dd;
  --accent:#e2735c;--accent-soft:#fdf0eb;
  --ink:#1f2b2a;--ink-2:#45524f;--muted:#7a8683;--line:#e5e8e3;
  --bg:#f7f6f2;--card:#fff;
  --radius:14px;--radius-sm:8px;
  --shadow:0 1px 2px rgba(31,43,42,.04),0 6px 20px rgba(31,43,42,.06);
  --shadow-hover:0 2px 4px rgba(31,43,42,.06),0 12px 30px rgba(31,43,42,.10);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:80px}
body{margin:0;font:15px/1.7 var(--font);color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;border:0;vertical-align:middle}
a{color:inherit;text-decoration:none;transition:color .2s}
a:hover{color:var(--brand)}
h1,h2,h3,h4{margin:0;line-height:1.35;font-weight:700;color:var(--ink)}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input{font:inherit;color:inherit}
svg{width:1em;height:1em}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
.sr-only{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip-link{position:absolute;left:-999px;top:8px;z-index:200;background:var(--brand);color:#fff;padding:8px 14px;border-radius:6px}
.skip-link:focus{left:12px;color:#fff}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 16px}
@media(min-width:768px){.container{padding:0 24px}}

/* buttons & chips */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:44px;padding:0 22px;border:0;border-radius:999px;font-weight:600;cursor:pointer;white-space:nowrap;transition:background .2s,transform .2s}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);color:#fff}
.chip{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;background:var(--brand-soft);color:var(--brand-dark);font-size:12px;font-weight:600;white-space:nowrap}
.chip:hover{background:var(--brand);color:#fff}
.eyebrow{display:inline-block;margin-bottom:10px;color:var(--accent);font-size:13px;font-weight:700;letter-spacing:.08em}

/* header */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);backdrop-filter:saturate(180%) blur(12px);-webkit-backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;gap:24px;height:64px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;color:var(--brand)}
.brand:hover{color:var(--brand)}
.brand-mark{width:36px;height:36px}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text strong{font-size:19px;color:var(--ink);letter-spacing:.04em}
.brand-text small{font-size:11px;color:var(--muted);letter-spacing:.1em}
.main-nav{flex:1;min-width:0}
.main-nav ul{display:flex;gap:4px;justify-content:flex-end}
.main-nav a{display:block;padding:8px 12px;border-radius:999px;font-size:15px;color:var(--ink-2);white-space:nowrap}
.main-nav a:hover{color:var(--brand);background:var(--brand-soft)}
.main-nav a.is-current{color:var(--brand-dark);background:var(--brand-soft);font-weight:600}
.header-actions{display:flex;align-items:center;gap:4px}
.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border:0;border-radius:50%;background:transparent;cursor:pointer;color:var(--ink-2)}
.icon-btn:hover{background:var(--brand-soft);color:var(--brand)}
.icon-btn svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round}
.nav-toggle{display:none;flex-direction:column;gap:4px}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:currentColor;transition:transform .25s,opacity .25s}
.header-search{border-top:1px solid var(--line);background:#fff;padding:14px 0}
.search-form{display:flex;gap:10px}
.search-form input{flex:1;min-width:0;height:44px;padding:0 18px;border:1px solid var(--line);border-radius:999px;background:var(--bg);outline:0}
.search-form input:focus{border-color:var(--brand);background:#fff}
.nav-backdrop{position:fixed;inset:0;z-index:98;background:rgba(17,24,23,.4)}
@media(max-width:1023px){
  .header-inner{gap:12px}
  .nav-toggle{display:inline-flex}
  .header-actions{margin-left:auto}
  .main-nav{position:fixed;top:0;right:0;bottom:0;z-index:99;width:min(78vw,300px);padding:80px 16px 24px;background:#fff;box-shadow:-10px 0 30px rgba(0,0,0,.1);transform:translateX(100%);transition:transform .3s ease;overflow-y:auto}
  .main-nav ul{flex-direction:column;gap:2px}
  .main-nav a{padding:12px 16px;border-radius:10px;font-size:16px}
  body.nav-open .main-nav{transform:none}
  body.nav-open{overflow:hidden}
  body.nav-open .nav-toggle{position:relative;z-index:101}
  body.nav-open .nav-toggle span:nth-child(1){transform:translateY(6px) rotate(45deg)}
  body.nav-open .nav-toggle span:nth-child(2){opacity:0}
  body.nav-open .nav-toggle span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
}

/* sections */
.section{padding:56px 0}
.section-tight{padding-top:28px;padding-bottom:56px}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:24px}
.section-head h2{font-size:26px}
.section-head p{color:var(--muted)}
.block-title{position:relative;padding-left:14px;margin-bottom:18px;font-size:20px}
.block-title::before{content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;border-radius:2px;background:var(--brand)}

/* hero */
.hero{position:relative;overflow:hidden;padding:64px 0 56px;background:radial-gradient(1000px 420px at 85% -10%,#d7ebe4 0%,transparent 60%),radial-gradient(700px 360px at -5% 110%,#fbe6de 0%,transparent 55%),linear-gradient(180deg,#fbfaf7,#f3f6f2)}
.hero-inner{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:48px;align-items:center}
.hero h1{font-size:clamp(28px,4.2vw,44px);line-height:1.25;letter-spacing:.01em}
.hero-lead{margin-top:16px;max-width:620px;font-size:17px;color:var(--ink-2)}
.hero-search{position:relative;display:flex;align-items:center;gap:8px;max-width:620px;margin-top:28px;padding:6px 6px 6px 48px;background:#fff;border:1px solid var(--line);border-radius:999px;box-shadow:var(--shadow)}
.hero-search:focus-within{border-color:var(--brand)}
.hero-search>svg{position:absolute;left:18px;top:50%;width:20px;height:20px;transform:translateY(-50%);fill:none;stroke:var(--muted);stroke-width:2;stroke-linecap:round}
.hero-search input{flex:1;min-width:0;height:44px;border:0;outline:0;background:transparent;font-size:16px}
.hero-search-sm{margin-top:20px;box-shadow:none}
.hot-words{display:flex;flex-wrap:wrap;gap:8px 10px;margin-top:16px;font-size:13px;color:var(--muted)}
.hot-words a{color:var(--ink-2);padding:2px 10px;border-radius:999px;background:rgba(255,255,255,.7);border:1px solid var(--line)}
.hot-words a:hover{color:var(--brand);border-color:var(--brand-line)}
.hero-points{display:grid;gap:14px}
.hero-points li{display:flex;flex-direction:column;gap:2px;padding:18px 20px;background:rgba(255,255,255,.75);border:1px solid rgba(255,255,255,.9);border-radius:var(--radius);box-shadow:var(--shadow)}
.hero-points strong{font-size:17px;color:var(--brand-dark)}
.hero-points span{font-size:14px;color:var(--ink-2)}
@media(max-width:899px){.hero{padding:40px 0}.hero-inner{grid-template-columns:1fr;gap:28px}.hero-points{grid-template-columns:repeat(3,1fr);gap:10px}.hero-points li{padding:14px}.hero-points span{font-size:12px}}
@media(max-width:599px){.hero-points{display:none}.hero-lead{font-size:15px}.hero-search{padding-left:42px}.hero-search>svg{left:14px}.hero-search .btn{padding:0 16px}}

/* topics */
.topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.topic-card a{display:flex;flex-direction:column;height:100%;padding:22px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);transition:transform .25s,box-shadow .25s,border-color .25s}
.topic-card a:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--brand-line);color:inherit}
.cat-icon{width:44px;height:44px;padding:10px;margin-bottom:14px;border-radius:12px;background:var(--brand-soft);fill:none;stroke:var(--brand);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.topic-1 .cat-icon,.topic-4 .cat-icon{background:var(--accent-soft);stroke:var(--accent)}
.topic-6 .cat-icon{background:#eef0fb;stroke:#5867b5}
.topic-card h3{font-size:18px}
.topic-card p{flex:1;margin-top:6px;font-size:13px;color:var(--muted)}
.topic-more{margin-top:12px;font-size:13px;font-weight:600;color:var(--brand)}
@media(max-width:1023px){.topic-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:699px){.topic-grid{grid-template-columns:repeat(2,1fr);gap:10px}.topic-card a{padding:16px}.topic-card p{display:none}.cat-icon{width:38px;height:38px;padding:8px;margin-bottom:10px}.topic-card h3{font-size:16px}}

/* featured */
.featured{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:24px}
.featured-main{overflow:hidden;background:var(--card);border:1px solid var(--line);border-radius:var(--radius)}
.featured-thumb{display:block;aspect-ratio:16/9;overflow:hidden;background:var(--brand-soft)}
.featured-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.featured-main:hover .featured-thumb img{transform:scale(1.03)}
.featured-body{padding:20px 24px 24px}
.featured-body h3{margin:10px 0 8px;font-size:22px}
.featured-body p{color:var(--ink-2)}
.featured-body time{display:block;margin-top:10px;font-size:13px;color:var(--muted)}
.featured-list{display:flex;flex-direction:column;gap:12px}
.featured-list li{display:flex;gap:14px;align-items:center;padding:12px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-sm);transition:border-color .2s}
.featured-list li:hover{border-color:var(--brand-line)}
.featured-mini-thumb{flex-shrink:0;width:104px;aspect-ratio:3/2;overflow:hidden;border-radius:6px;background:var(--brand-soft)}
.featured-mini-thumb img{width:100%;height:100%;object-fit:cover}
.featured-list h3{font-size:15px;font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.featured-list time{font-size:12px;color:var(--muted)}
@media(max-width:899px){.featured{grid-template-columns:1fr}}

/* layout */
.layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:32px;align-items:start}
@media(max-width:1023px){.layout{grid-template-columns:1fr}}

/* category blocks */
.cat-block{padding:22px 24px;margin-bottom:20px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius)}
.cat-block-head{display:flex;justify-content:space-between;align-items:center;padding-bottom:14px;margin-bottom:16px;border-bottom:1px solid var(--line)}
.cat-block-head h2{position:relative;padding-left:14px;font-size:20px}
.cat-block-head h2::before{content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;border-radius:2px;background:var(--brand)}
.cat-block-head .more{font-size:13px;color:var(--muted)}
.cat-block-head .more:hover{color:var(--brand)}
.cat-block-body{display:grid;grid-template-columns:240px minmax(0,1fr);gap:24px}
.cat-lead-thumb{display:block;aspect-ratio:3/2;overflow:hidden;margin-bottom:10px;border-radius:var(--radius-sm);background:var(--brand-soft)}
.cat-lead-thumb img{width:100%;height:100%;object-fit:cover}
.cat-lead h3{font-size:16px}
.cat-lead p{margin-top:4px;font-size:13px;color:var(--muted)}
.cat-links li{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px dashed var(--line)}
.cat-links li:last-child{border-bottom:0}
.cat-links a{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--ink-2)}
.cat-links a::before{content:"";display:inline-block;width:5px;height:5px;margin:0 10px 3px 0;border-radius:50%;background:var(--brand-line)}
.cat-links a:hover{color:var(--brand)}
.cat-links time{flex-shrink:0;font-size:12px;color:var(--muted)}
@media(max-width:699px){.cat-block{padding:16px}.cat-block-body{grid-template-columns:1fr;gap:12px}.cat-lead{display:grid;grid-template-columns:120px 1fr;gap:4px 12px}.cat-lead-thumb{grid-row:span 2;margin:0}.cat-lead p{display:none}}

/* sidebar */
.sidebar{display:flex;flex-direction:column;gap:20px}
@media(min-width:1024px){.sidebar{position:sticky;top:84px}}
.widget{padding:20px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius)}
.widget-title{margin-bottom:14px;font-size:16px}
.widget-qr{display:flex;gap:14px;align-items:center;background:linear-gradient(135deg,var(--brand-soft),#fff)}
.widget-qr img{flex-shrink:0;border-radius:8px;background:#fff;padding:4px}
.widget-qr .widget-title{margin-bottom:4px;font-size:15px}
.widget-qr p{font-size:13px;color:var(--ink-2)}
.rank-list{counter-reset:rank}
.rank-list li{display:flex;gap:10px;padding:8px 0;counter-increment:rank;font-size:14px}
.rank-list li::before{content:counter(rank);flex-shrink:0;width:20px;height:20px;margin-top:2px;border-radius:5px;background:var(--line);color:var(--ink-2);font-size:12px;line-height:20px;text-align:center;font-weight:700}
.rank-list li:nth-child(-n+3)::before{background:var(--accent);color:#fff}
.rank-list a{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;color:var(--ink-2)}
.rank-list a:hover{color:var(--brand)}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px}
.tag-cloud a{padding:3px 12px;border-radius:999px;background:var(--bg);border:1px solid var(--line);font-size:13px;color:var(--ink-2)}
.tag-cloud a:hover{border-color:var(--brand);color:var(--brand);background:#fff}
.widget-help{background:var(--accent-soft);border-color:#f6d9cf}
.widget-help p{font-size:13px;color:var(--ink-2)}
.widget-help a{color:var(--accent)}

/* page hero (list/tag/search) */
.page-hero{padding:32px 0 28px;background:linear-gradient(180deg,#fff,#f4f7f3);border-bottom:1px solid var(--line)}
.page-hero h1{font-size:clamp(26px,3.4vw,34px)}
.page-lead{margin-top:10px;max-width:760px;color:var(--ink-2)}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:6px;margin-bottom:14px;font-size:13px;color:var(--muted)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb [aria-hidden]{color:#c3cac7}
.topic-tabs{display:flex;gap:8px;margin-top:22px;overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch}
.topic-tabs::-webkit-scrollbar{display:none}
.topic-tabs a{display:inline-flex;align-items:center;gap:6px;flex-shrink:0;height:38px;padding:0 16px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:14px;color:var(--ink-2)}
.topic-tabs a .cat-icon{width:18px;height:18px;padding:0;margin:0;background:none;stroke:currentColor}
.topic-tabs a:hover{border-color:var(--brand);color:var(--brand)}
.topic-tabs a.is-current{background:var(--brand);border-color:var(--brand);color:#fff}
.sub-cats{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.sub-cats a{padding:4px 14px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13px}

/* post cards */
.post-list{display:flex;flex-direction:column;gap:14px}
.post-card{display:grid;grid-template-columns:200px minmax(0,1fr);gap:20px;padding:16px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);transition:box-shadow .25s,border-color .25s}
.post-card:hover{box-shadow:var(--shadow-hover);border-color:var(--brand-line)}
.post-thumb{display:block;aspect-ratio:3/2;overflow:hidden;border-radius:var(--radius-sm);background:var(--brand-soft)}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.post-card:hover .post-thumb img{transform:scale(1.04)}
.post-body{display:flex;flex-direction:column;min-width:0}
.post-title{font-size:18px}
.post-title a{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-excerpt{flex:1;margin-top:6px;font-size:14px;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:6px 14px;margin-top:10px;font-size:12px;color:var(--muted)}
@media(max-width:599px){.post-card{grid-template-columns:112px minmax(0,1fr);gap:12px;padding:12px}.post-title{font-size:15px}.post-excerpt{display:none}.post-meta span{display:none}.post-meta{margin-top:6px}}
.empty{padding:40px 24px;text-align:center;color:var(--muted);background:var(--card);border:1px dashed var(--line);border-radius:var(--radius)}
.empty-links{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-top:16px}
.empty-links .chip{height:32px;padding:0 14px;font-size:13px}

/* pagination */
.pagination{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:6px;margin-top:28px}
.page-link{display:inline-flex;align-items:center;justify-content:center;min-width:38px;height:38px;padding:0 12px;border-radius:10px;background:#fff;border:1px solid var(--line);font-size:14px;color:var(--ink-2)}
a.page-link:hover{border-color:var(--brand);color:var(--brand)}
.page-link.is-current{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600}
.page-gap{color:var(--muted)}
.page-total{width:100%;margin-top:6px;text-align:center;font-size:12px;color:var(--muted)}

/* article */
.article{padding:28px 32px 32px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius)}
.article-header h1{margin:12px 0 14px;font-size:clamp(24px,3.2vw,32px);line-height:1.35}
.article-meta{display:flex;flex-wrap:wrap;gap:6px 18px;padding-bottom:18px;border-bottom:1px solid var(--line);font-size:13px;color:var(--muted)}
.summary-box{margin:22px 0;padding:18px 20px;border-radius:var(--radius-sm);background:var(--brand-soft);border-left:4px solid var(--brand)}
.summary-box h2{margin-bottom:6px;font-size:15px;color:var(--brand-dark)}
.summary-box p{font-size:15px;color:var(--ink-2)}
.toc{margin:0 0 24px;padding:16px 20px;border:1px solid var(--line);border-radius:var(--radius-sm);background:#fbfbf9}
.toc h2{margin-bottom:8px;font-size:15px}
.toc ol{counter-reset:toc}
.toc li{counter-increment:toc;padding:3px 0;font-size:14px}
.toc li::before{content:counter(toc) ". ";color:var(--brand);font-weight:600}
.toc li.toc-sub{padding-left:18px}
.toc li.toc-sub::before{content:"– ";color:var(--muted)}
.toc a{color:var(--ink-2)}
.toc a:hover,.toc a.is-active{color:var(--brand)}
.article-content{font-size:17px;line-height:1.95;color:#2b3634;overflow-wrap:break-word}
.article-content p{margin:0 0 1.15em}
.article-content h2,.article-content h3,.article-content h4{margin:1.8em 0 .7em;line-height:1.45}
.article-content h2{font-size:22px;padding-bottom:8px;border-bottom:1px solid var(--line)}
.article-content h3{position:relative;padding-left:14px;font-size:19px}
.article-content h3::before{content:"";position:absolute;left:0;top:.3em;bottom:.3em;width:4px;border-radius:2px;background:var(--brand)}
.article-content h4{font-size:17px}
.article-content img{display:block;margin:1.2em auto;border-radius:var(--radius-sm)}
.article-content a{color:var(--brand);text-decoration:underline;text-underline-offset:3px}
.article-content ul,.article-content ol{margin:0 0 1.15em;padding-left:1.6em}
.article-content ul{list-style:disc}
.article-content ol{list-style:decimal}
.article-content li{margin:.3em 0}
.article-content blockquote{margin:1.2em 0;padding:12px 18px;border-left:4px solid var(--brand-line);background:var(--bg);color:var(--ink-2);border-radius:0 8px 8px 0}
.article-content table{width:100%;margin:1.2em 0;border-collapse:collapse;font-size:15px;display:block;overflow-x:auto}
.article-content th,.article-content td{padding:8px 12px;border:1px solid var(--line)}
.article-content th{background:var(--bg)}
.article-content strong{color:var(--ink)}
.notice-box{margin:28px 0 20px;padding:16px 20px;border-radius:var(--radius-sm);background:var(--accent-soft);border:1px solid #f6d9cf}
.notice-box h2{margin-bottom:4px;font-size:15px;color:#b4513b}
.notice-box p{font-size:14px;color:var(--ink-2)}
.notice-box a{color:var(--accent)}
.article-tags{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:20px 0}
.article-tags>span{font-size:13px;color:var(--muted);margin-right:4px}
.article-tags a{padding:3px 12px;border-radius:999px;border:1px solid var(--line);font-size:13px;color:var(--ink-2)}
.article-tags a::before{content:"#";color:var(--brand);margin-right:2px}
.article-tags a:hover{border-color:var(--brand);color:var(--brand)}
.follow-card{display:flex;gap:18px;align-items:center;margin:20px 0;padding:18px;border-radius:var(--radius);background:linear-gradient(135deg,var(--brand-soft),#fff 70%);border:1px solid var(--brand-line)}
.follow-card img{flex-shrink:0;border-radius:8px;background:#fff;padding:4px}
.follow-card h2{font-size:17px;margin-bottom:4px}
.follow-card p{font-size:14px;color:var(--ink-2)}
.legal-box{margin-top:16px;font-size:13px;color:var(--muted)}
.legal-box summary{cursor:pointer;width:max-content}
.legal-box summary:hover{color:var(--brand)}
.legal-box p{margin-top:8px;padding:12px 14px;background:var(--bg);border-radius:8px;line-height:1.8}
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:20px 0}
.post-nav-item{display:flex;flex-direction:column;gap:4px;padding:16px 18px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius)}
a.post-nav-item:hover{border-color:var(--brand-line);box-shadow:var(--shadow)}
.post-nav-item span{font-size:12px;color:var(--muted)}
.post-nav-item strong{font-size:15px;font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-nav-item.is-next{text-align:right}
.post-nav-item.is-empty strong{color:var(--muted);font-weight:400}
.related{margin-top:28px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.related-card{overflow:hidden;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);transition:box-shadow .25s}
.related-card:hover{box-shadow:var(--shadow-hover)}
.related-thumb{display:block;aspect-ratio:3/2;overflow:hidden;background:var(--brand-soft)}
.related-thumb img{width:100%;height:100%;object-fit:cover}
.related-card h3{padding:12px 14px 14px;font-size:15px;font-weight:600}
.related-card h3 a{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
@media(max-width:699px){
  .article{padding:18px 16px 22px;border-radius:0;margin:0 -16px;border-left:0;border-right:0}
  .article-content{font-size:16px;line-height:1.9}
  .related-grid{grid-template-columns:repeat(2,1fr);gap:10px}
  .related-card h3{padding:10px;font-size:14px}
  .post-nav{grid-template-columns:1fr}
  .post-nav-item.is-next{text-align:left}
  .follow-card{flex-direction:column;text-align:center}
}

/* about + faq */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.about-grid h2{font-size:24px;margin-bottom:14px}
.about-grid>div>p{margin-bottom:12px;color:var(--ink-2)}
.about-faq{margin:0;display:flex;flex-direction:column;gap:12px}
.about-faq div{padding:16px 18px;border-radius:var(--radius-sm);background:var(--bg);border:1px solid var(--line)}
.about-faq dt{font-weight:700;margin-bottom:4px}
.about-faq dd{margin:0;font-size:14px;color:var(--ink-2)}
@media(max-width:899px){.about-grid{grid-template-columns:1fr;gap:24px}}

/* tag index */
.tag-index{display:flex;flex-wrap:wrap;gap:10px}
.tag-index a{padding:6px 16px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:14px;color:var(--ink-2)}
.tag-index a:hover{border-color:var(--brand);color:var(--brand)}

/* 404 */
.error-page{padding:80px 0;text-align:center}
.error-page .hero-search{margin-left:auto;margin-right:auto}
.error-page .page-lead{margin-left:auto;margin-right:auto}
.error-code{font-size:96px;font-weight:800;line-height:1;color:var(--brand-line);margin-bottom:12px}
.error-page h1{font-size:28px}

/* friend links */
.friend-links{padding:22px 0;font-size:13px;color:var(--muted)}
.friend-links h2{display:inline;font-size:13px;font-weight:600;color:var(--muted);margin-right:8px}
.friend-links p{display:inline}
.friend-links a{margin-right:14px;line-height:2}

/* footer */
.site-footer{background:#18302b;color:#b9c9c4;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1.4fr 1fr;gap:36px;padding-top:48px;padding-bottom:36px}
.brand-light{color:#cfe5dd;margin-bottom:14px}
.brand-light .brand-text strong{color:#fff}
.brand-light .brand-text small{color:#8fb1a7}
.footer-about p{color:#9fb5ae;line-height:1.8}
.footer-note{margin-top:10px;font-size:12px;color:#7f9a92!important}
.footer-col h2{margin-bottom:14px;font-size:15px;color:#fff}
.footer-col li{padding:4px 0}
.footer-col a:hover{color:#fff}
.footer-contact li{display:flex;gap:10px}
.footer-contact span{flex-shrink:0;width:32px;color:#7f9a92}
.hotline{margin-top:14px;padding:10px 14px;border-radius:10px;background:rgba(255,255,255,.06);line-height:1.6}
.hotline strong{color:#ffb8a6;font-size:17px}
.hotline small{color:#7f9a92}
.footer-qr img{border-radius:8px;background:#fff;padding:4px}
.footer-qr p{margin-top:8px;font-size:13px;color:#9fb5ae}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08)}
.footer-bottom-inner{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px;padding-top:18px;padding-bottom:18px;font-size:12px;color:#7f9a92}
.footer-bottom a:hover{color:#fff}
@media(max-width:899px){.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-about{grid-column:1/-1}}
@media(max-width:499px){.footer-grid{grid-template-columns:1fr}.footer-qr{display:flex;gap:14px;align-items:center;flex-wrap:wrap}.footer-qr h2{width:100%;margin-bottom:0}}

/* back to top */
.to-top{position:fixed;right:20px;bottom:24px;z-index:90;display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:50%;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);color:var(--brand);opacity:0;visibility:hidden;transform:translateY(10px);transition:all .3s}
.to-top.is-visible{opacity:1;visibility:visible;transform:none}
.to-top svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
.to-top:hover{background:var(--brand);color:#fff}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important;animation:none!important;scroll-behavior:auto!important}}
@media print{.site-header,.site-footer,.sidebar,.to-top,.follow-card,.related,.post-nav{display:none!important}.layout{display:block}.article{border:0;padding:0}}