:root{--brand:#A9503F;--gold:#D9A15B;--ink:#241F1D;--bg:#F8F5F1;--soft:#EFE8E1;--text:#332E2B;--muted:#746B65;--accent:#E07A3F;--line:#DED4CC;--white:#fff;--radius:20px;--shadow:0 18px 50px rgba(36,31,29,.08);--max:1240px;--reading:820px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:"Microsoft YaHei","PingFang SC","Noto Sans CJK SC",Arial,sans-serif;line-height:1.75;-webkit-font-smoothing:antialiased}img{display:block;max-width:100%;height:auto}a{color:inherit;text-decoration:none}a:hover{color:var(--brand)}button,input{font:inherit}.wrap-wide{width:min(var(--max),calc(100% - 48px));margin-inline:auto}.wrap-reading{width:min(var(--reading),calc(100% - 48px));margin-inline:auto}.section-space{padding-block:76px}.section-space-sm{padding-block:34px}.skip-link{position:absolute;left:-9999px;top:8px;background:var(--ink);color:#fff;padding:8px 12px;z-index:1000}.skip-link:focus{left:8px}.eyebrow{margin:0 0 8px;color:var(--brand);font-size:.82rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase}.site-header{position:sticky;top:0;z-index:100;background:rgba(248,245,241,.94);border-bottom:1px solid rgba(222,212,204,.8);backdrop-filter:blur(14px)}.header-inner{min-height:76px;display:flex;align-items:center;gap:24px}.brand{display:inline-flex;align-items:center;gap:10px;font-weight:900;font-size:1.2rem;white-space:nowrap}.brand img{width:42px;height:42px;object-fit:contain;border-radius:12px}.primary-nav{display:flex;align-items:center;gap:6px;flex:1;justify-content:center}.primary-nav a{padding:9px 10px;border-radius:10px;color:var(--muted);font-size:.94rem;font-weight:700}.primary-nav a[aria-current="page"],.primary-nav a:hover{background:var(--soft);color:var(--brand)}.nav-toggle{display:none}.search-trigger,.nav-toggle{border:1px solid var(--line);background:var(--white);color:var(--ink);padding:9px 14px;border-radius:12px;font-weight:800;cursor:pointer}.search-trigger:hover,.nav-toggle:hover{border-color:var(--brand);color:var(--brand)}.search-modal[hidden]{display:none!important}.search-modal{position:fixed;inset:0;z-index:300;display:grid;place-items:start 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18px;background:var(--accent);color:#fff;font-weight:800;cursor:pointer}.home-cover{padding:56px 0 44px;display:grid;grid-template-columns:1.05fr .95fr;gap:42px;align-items:center}.cover-copy h1{font-size:clamp(2.35rem,5vw,4.65rem);line-height:1.03;letter-spacing:-.04em;margin:0 0 24px;color:var(--ink)}.cover-lead{font-size:1.12rem;color:var(--muted);max-width:720px}.hero-search{margin-top:28px}.quick-links{display:flex;flex-wrap:wrap;gap:14px;margin-top:18px}.quick-links a,.inline-actions a{display:inline-flex;align-items:center;padding:10px 14px;border-bottom:2px solid var(--brand);font-weight:800}.cover-editorial{position:relative;padding:18px 18px 54px}.cover-main-image{width:100%;aspect-ratio:4/4.5;object-fit:cover;border-radius:30px;box-shadow:var(--shadow)}.cover-notes{position:absolute;left:0;right:0;bottom:0;display:grid;grid-template-columns:1fr 1fr;gap:8px}.cover-notes span{background:var(--ink);color:#fff;padding:13px 14px;border-radius:14px;font-size:.88rem}.section-heading{margin-bottom:28px}.section-heading h2,.split-heading h2{margin:0;color:var(--ink);font-size:clamp(1.8rem,3.2vw,3rem);line-height:1.15}.split-heading{display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:end}.split-heading>p{margin:0;color:var(--muted)}.editorial-grid{display:grid;grid-template-columns:1.35fr .65fr .65fr;grid-template-areas:"lead a b" "lead c c";gap:18px}.entry-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.entry-card:nth-child(2){grid-area:a}.entry-card:nth-child(3){grid-area:b}.entry-card:nth-child(4){grid-area:c}.entry-card--lead{grid-area:lead;display:grid;grid-template-rows:1.1fr auto}.entry-card__image{display:block;overflow:hidden}.entry-card__image img{width:100%;height:210px;object-fit:cover;transition:transform .25s ease}.entry-card--lead .entry-card__image img{height:100%;min-height:420px}.entry-card:hover img{transform:scale(1.02)}.entry-card__body{padding:20px}.entry-card h3{margin:0 0 10px;font-size:1.22rem;line-height:1.35}.entry-card__body>p:not(.eyebrow){margin:0 0 14px;color:var(--muted)}.text-link{display:inline-flex;font-weight:800;color:var(--brand);border-bottom:1px solid currentColor}.content-band{background:var(--ink);color:#fff}.content-band--warm{background:var(--soft);color:var(--text)}.content-band--soft{background:#f1ebe5;color:var(--text)}.band-inner{display:grid;grid-template-columns:280px 1fr;gap:36px}.band-intro h2{font-size:2.2rem;line-height:1.15;margin:0 0 16px;color:var(--ink)}.band-intro p:last-child{color:var(--muted)}.band-track{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.band-item{background:#fff;border-radius:16px;overflow:hidden;border:1px solid var(--line)}.band-item img{width:100%;aspect-ratio:4/3;object-fit:cover}.band-item strong,.band-item span{display:block;padding-inline:14px}.band-item strong{padding-top:12px;color:var(--brand);font-size:1.05rem}.band-item span{padding-bottom:16px;color:var(--muted);font-size:.92rem}.device-strip{display:grid;grid-template-columns:.8fr 1.2fr;gap:34px;align-items:center}.device-strip__media img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:26px}.device-strip__copy h2{font-size:2.5rem;line-height:1.1;margin:0 0 14px}.device-strip__copy p{color:var(--muted)}.inline-actions{display:flex;flex-wrap:wrap;gap:8px}.mosaic-grid{display:grid;grid-template-columns:1.1fr .9fr .9fr;grid-auto-rows:240px;gap:16px}.mosaic{position:relative;overflow:hidden;border-radius:22px;background:var(--ink)}.mosaic--tall{grid-row:span 2}.mosaic--wide{grid-column:span 2}.mosaic img{width:100%;height:100%;object-fit:cover;opacity:.78}.mosaic span{position:absolute;left:0;right:0;bottom:0;padding:46px 18px 18px;color:#fff;background:linear-gradient(transparent,rgba(36,31,29,.9))}.mosaic 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h3{font-size:1.2rem;margin:0 0 10px}.index-columns a{display:block;padding:11px 0;border-top:1px solid var(--line);font-weight:700}.site-footer{background:#191615;color:#d7d0cc;padding:54px 0 26px}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:34px}.brand--footer{color:#fff}.footer-brand p{color:#aaa09a;max-width:440px}.footer-nav h2{font-size:1rem;color:#fff}.footer-nav a{display:block;padding:7px 0;color:#bcb2ad}.footer-bottom{margin-top:34px;padding-top:18px;border-top:1px solid #3a3431;display:flex;justify-content:space-between;gap:16px;color:#8f8681;font-size:.9rem}.back-top{position:fixed;right:20px;bottom:20px;border:0;background:var(--brand);color:#fff;border-radius:999px;padding:10px 14px;font-weight:800;box-shadow:var(--shadow);cursor:pointer}.page-hero,.category-mast,.guide-mast,.about-mast,.contact-mast,.privacy-mast,.safety-mast,.search-page-mast{padding:58px 0 36px;display:grid;grid-template-columns:1.15fr .85fr;gap:42px;align-items:center}.page-hero h1,.category-mast h1,.guide-mast h1,.about-mast h1,.contact-mast h1,.privacy-mast h1,.safety-mast h1,.search-page-mast h1,.simple-mast h1{font-size:clamp(2.25rem,4.5vw,4rem);line-height:1.08;margin:0 0 18px;color:var(--ink)}.page-hero p,.category-mast p,.guide-mast p,.about-mast p,.contact-mast p,.privacy-mast p,.safety-mast p,.search-page-mast p,.simple-mast p{color:var(--muted)}.page-hero img,.category-mast img,.guide-mast img,.about-mast img,.contact-mast img,.privacy-mast img,.safety-mast img,.search-page-mast img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:26px}.simple-mast{padding:64px 0 28px;max-width:980px}.breadcrumbs{font-size:.88rem;color:var(--muted)}.breadcrumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:8px;padding:0;margin:0}.breadcrumbs li:not(:last-child)::after{content:"/";margin-left:8px;color:#b8aaa1}.route-board{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.route-board a{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px}.route-board span{display:block;color:var(--gold);font-weight:900}.route-board strong{font-size:1.3rem;color:var(--ink)}.route-board p{color:var(--muted);margin-bottom:0}.reading-split{display:grid;grid-template-columns:1.15fr .85fr;gap:54px;align-items:start}.reading-split h2{font-size:2rem;line-height:1.2}.reading-split img{border-radius:20px}.step-list{list-style:none;padding:0;margin:20px 0}.step-list li{display:grid;grid-template-columns:150px 1fr;gap:18px;padding:18px 0;border-top:1px solid var(--line)}.step-list strong{color:var(--brand)}.callout{padding:18px;border-left:4px solid var(--gold);background:#fff;border-radius:0 12px 12px 0;color:var(--muted)}.story-list article{display:grid;grid-template-columns:1fr auto;gap:28px;align-items:end;padding:24px 0;border-top:1px solid var(--line)}.story-list h2,.story-list h3{margin:0 0 8px}.story-list p{margin:0;color:var(--muted)}.info-pair{display:grid;grid-template-columns:1fr 1fr;gap:60px}.info-pair h2{font-size:2rem}.filter-note{display:flex;gap:16px;align-items:center;border-bottom:1px solid var(--line)}.filter-note strong{color:var(--brand)}.filter-note span{color:var(--muted)}.feature-story{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center}.feature-story img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:24px}.feature-story h2{font-size:2.5rem;line-height:1.15;margin:0 0 12px}.feature-story p{color:var(--muted)}.category-flow{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.category-flow .entry-card{display:flex;flex-direction:column}.category-flow .entry-card__body{flex:1;display:flex;flex-direction:column}.category-flow .text-link{margin-top:auto;align-self:flex-start}.related-panel{padding:24px;border:1px solid var(--line);background:#fff;border-radius:18px}.related-panel h2{margin-top:0}.related-panel a{display:block;padding:12px 0;border-top:1px solid var(--line);font-weight:800}.device-collage{display:grid;grid-template-columns:1fr 1fr;gap:12px}.device-collage img{aspect-ratio:4/5;object-fit:cover;border-radius:22px}.device-collage img:last-child{margin-top:42px}.device-decisions{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.device-decisions article{padding:24px;border-top:4px solid var(--brand);background:#fff;border-radius:0 0 18px 18px}.device-decisions span{color:var(--brand);font-weight:800}.device-decisions h2{font-size:1.35rem}.device-decisions p{color:var(--muted)}.topic-stack{display:grid;gap:28px}.topic-row{display:grid;grid-template-columns:.9fr 1.1fr;gap:32px;align-items:center}.topic-row--reverse{grid-template-columns:1.1fr .9fr}.topic-row--reverse img{order:2}.topic-row img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:22px}.topic-row h2{font-size:2.2rem;line-height:1.15;margin:0 0 10px}.topic-row p{color:var(--muted)}.guide-index{display:grid;grid-template-columns:1fr 1fr;gap:0 40px}.guide-index article{display:grid;grid-template-columns:64px 1fr;gap:16px;padding:24px 0;border-top:1px solid var(--line)}.guide-index article>span{font-size:1.6rem;font-weight:900;color:var(--gold)}.guide-index h2{font-size:1.35rem;margin:0 0 6px}.guide-index p{margin:0;color:var(--muted)}.faq-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:50px;align-items:start}.faq-list details{border-top:1px solid var(--line);padding:0}.faq-list summary{cursor:pointer;padding:20px 0;font-weight:900;font-size:1.08rem}.faq-list details p{margin:0 0 20px;color:var(--muted)}.faq-side{position:sticky;top:110px}.faq-side img{border-radius:22px;margin-bottom:18px}.prose{padding-bottom:76px}.prose h2{font-size:1.8rem;margin:44px 0 12px;color:var(--ink)}.prose p{font-size:1.03rem;color:#514944}.prose a{color:var(--brand);font-weight:800;border-bottom:1px solid currentColor}.prose code{background:var(--soft);padding:2px 6px;border-radius:6px}.feedback-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feedback-grid article{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px}.feedback-grid h2{font-size:1.3rem}.feedback-grid p{color:var(--muted)}.safety-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.safety-steps article{padding:20px;background:#fff;border:1px solid var(--line);border-radius:16px}.safety-steps span{font-weight:900;color:var(--gold);font-size:1.4rem}.safety-steps h2{font-size:1.25rem}.safety-steps p{color:var(--muted)}.search-form--page{margin-top:24px}.search-results{min-height:420px}.result-count{display:flex;align-items:end;gap:10px;margin-bottom:22px}.result-count strong{font-size:3rem;color:var(--brand);line-height:1}.result-count span{color:var(--muted)}.empty-state{padding:46px;background:#fff;border:1px solid var(--line);border-radius:22px}.empty-state h2{font-size:2rem;margin-top:0}.empty-state p{color:var(--muted)}.article-header{padding-top:64px}.article-header h1{font-size:clamp(2.4rem,5vw,4.5rem);line-height:1.08;letter-spacing:-.03em;margin:0 0 20px}.article-deck{font-size:1.2rem;color:var(--muted)}.article-figure{margin-top:34px}.article-figure img{width:100%;max-height:520px;object-fit:cover;border-radius:24px}.article-figure figcaption{font-size:.85rem;color:var(--muted);margin-top:8px}.article-body{padding:22px 0 70px}.article-intro{font-size:1.18rem;color:#4e4642}.article-body section{margin-top:42px}.article-body h2{font-size:1.9rem;line-height:1.25}.article-body p{font-size:1.05rem}.related-list{display:grid;gap:8px;margin:18px 0 24px}.related-list a{background:#fff;border:1px solid var(--line);padding:16px;border-radius:14px}.related-list strong,.related-list span{display:block}.related-list span{color:var(--muted);font-size:.92rem;margin-top:4px}.not-found{padding:120px 0}.not-found h1{font-size:clamp(2.5rem,5vw,4.8rem);line-height:1.05;max-width:840px}.not-found p{max-width:760px;color:var(--muted);font-size:1.08rem}
@media(max-width:1100px){.primary-nav{position:absolute;top:76px;left:24px;right:24px;display:none;flex-direction:column;align-items:stretch;background:var(--bg);padding:16px;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}.primary-nav.is-open{display:flex}.nav-toggle{display:inline-flex;margin-left:auto}.search-trigger{margin-left:0}.header-inner{gap:10px}.home-cover,.page-hero,.category-mast,.guide-mast,.about-mast,.contact-mast,.privacy-mast,.safety-mast,.search-page-mast{grid-template-columns:1fr 1fr}.editorial-grid{grid-template-columns:1fr 1fr;grid-template-areas:"lead lead" "a b" "c c"}.entry-card--lead{grid-template-columns:1fr 1fr;grid-template-rows:auto}.entry-card--lead .entry-card__image img{min-height:330px}.band-inner{grid-template-columns:1fr}.band-track{grid-template-columns:repeat(4,minmax(190px,1fr));overflow-x:auto;padding-bottom:8px}.mosaic-grid{grid-template-columns:1fr 1fr}.mosaic--wide{grid-column:span 1}.route-board{grid-template-columns:1fr 1fr}.category-flow{grid-template-columns:1fr 1fr}.safety-steps{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1.4fr 1fr 1fr}.footer-nav:last-child{grid-column:2/4}}
@media(max-width:820px){.wrap-wide,.wrap-reading{width:min(100% - 32px,var(--max))}.section-space{padding-block:56px}.home-cover,.page-hero,.category-mast,.guide-mast,.about-mast,.contact-mast,.privacy-mast,.safety-mast,.search-page-mast,.feature-story,.reading-split,.deep-band__inner,.device-strip,.topic-row,.topic-row--reverse{grid-template-columns:1fr}.cover-editorial{padding-inline:0}.cover-main-image{aspect-ratio:16/11}.split-heading,.two-column-list,.info-pair{grid-template-columns:1fr;gap:22px}.editorial-grid{grid-template-columns:1fr;grid-template-areas:"lead" "a" "b" "c"}.entry-card--lead{display:block}.entry-card--lead .entry-card__image img{min-height:0;height:280px}.mosaic-grid{grid-template-columns:1fr;grid-auto-rows:240px}.mosaic--tall{grid-row:span 1}.index-columns{grid-template-columns:1fr}.category-flow{grid-template-columns:1fr 1fr}.feature-story h2{font-size:2rem}.device-collage{max-width:560px}.device-decisions{grid-template-columns:1fr}.topic-row--reverse img{order:0}.guide-index{grid-template-columns:1fr}.faq-layout{grid-template-columns:1fr}.faq-side{position:static}.feedback-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/3}.footer-nav:last-child{grid-column:auto}.story-list article{grid-template-columns:1fr;gap:10px}.step-list li{grid-template-columns:1fr;gap:4px}}
@media(max-width:600px){.wrap-wide,.wrap-reading{width:calc(100% - 28px)}.header-inner{min-height:68px}.brand img{width:36px;height:36px}.brand span{font-size:1rem}.nav-toggle,.search-trigger{padding:8px 10px;font-size:.88rem}.primary-nav{top:68px;left:14px;right:14px}.home-cover{padding-top:38px}.cover-copy h1{font-size:2.45rem}.cover-notes{position:static;margin-top:8px;grid-template-columns:1fr}.hero-search__row,.search-form__row{flex-direction:column}.band-track{grid-template-columns:repeat(4,220px)}.route-board,.category-flow,.safety-steps{grid-template-columns:1fr}.mosaic-grid{grid-auto-rows:210px}.footer-grid{grid-template-columns:1fr}.footer-brand,.footer-nav:last-child{grid-column:auto}.footer-bottom{flex-direction:column}.device-collage img:last-child{margin-top:20px}.page-hero h1,.category-mast h1,.guide-mast h1,.about-mast h1,.contact-mast h1,.privacy-mast h1,.safety-mast h1,.search-page-mast h1,.simple-mast h1{font-size:2.35rem}.article-header h1{font-size:2.5rem}.not-found{padding:80px 0}.search-dialog{padding:28px 20px}.inline-actions{flex-direction:column;align-items:flex-start}}
@media(max-width:375px){.brand span{max-width:84px;overflow:hidden;text-overflow:ellipsis}.search-trigger{display:none}.cover-copy h1{font-size:2.15rem}.section-heading h2,.split-heading h2{font-size:1.85rem}.device-strip__copy h2,.deep-band h2{font-size:2rem}}