/* Base -------------------------------------------------- */
:root{
    --brand:#A9503F;--gold:#D9A15B;--ink:#241F1D;--bg:#F8F5F1;--muted:#EFE8E1;
    --text:#332E2B;--sub:#746B65;--accent:#E07A3F;--line:#DED5CD;--white:#FFFDFB;
    --max:1180px;--reading:760px;--radius:20px;--shadow:0 18px 44px rgba(71,45,32,.09)
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:"Noto Serif SC","Songti SC","Microsoft YaHei",serif;line-height:1.75}img{max-width:100%;height:auto;display:block}a{color:inherit;text-decoration-color:rgba(169,80,63,.45);text-underline-offset:.2em}a:hover{color:var(--brand)}button,input{font:inherit}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;left:16px;top:-100px;z-index:999;background:var(--ink);color:#fff;padding:10px 14px;border-radius:10px}.skip-link:focus{top:16px}.section-inner{width:min(var(--max),calc(100% - 48px));margin-inline:auto}.section-wide{width:min(1400px,calc(100% - 32px));margin-inline:auto}.page-main{padding-top:28px;padding-bottom:88px}.eyebrow{margin:0 0 8px;font-family:"Microsoft YaHei",sans-serif;font-size:.78rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--brand)}.lead{font-size:1.1rem;color:#514943;max-width:62ch}.pill{display:inline-flex;align-items:center;border:1px solid rgba(169,80,63,.28);color:var(--brand);background:rgba(169,80,63,.06);border-radius:999px;padding:2px 10px;font-size:.78rem;font-family:"Microsoft YaHei",sans-serif}.button{display:inline-flex;justify-content:center;align-items:center;min-height:44px;padding:10px 17px;border-radius:999px;background:var(--brand);color:#fff;text-decoration:none;border:1px solid var(--brand);font-family:"Microsoft YaHei",sans-serif;font-weight:700;cursor:pointer}.button:hover{background:#8f4032;color:#fff}.button-ghost{background:transparent;color:var(--brand);border-color:rgba(169,80,63,.42)}.button-ghost:hover{background:rgba(169,80,63,.08);color:var(--brand)}.text-link{font-family:"Microsoft YaHei",sans-serif;font-weight:700;color:var(--brand);text-decoration:none}.text-link::after{content:" →"}.muted-section{background:var(--muted)}.dark-section{background:var(--ink);color:#F9F2EA}.muted-panel{background:var(--muted);border:1px solid #E3D8CF;border-radius:var(--radius);padding:32px}.section-heading{margin-bottom:24px}.section-heading h2{margin:0;font-size:clamp(1.55rem,3vw,2.35rem);line-height:1.25;color:var(--ink)}.section-heading p:last-child{max-width:68ch;color:var(--sub)}.split-heading{display:flex;justify-content:space-between;align-items:end;gap:28px}.light-heading h2,.dark-section a{color:#FFF8F0}.light-heading .eyebrow{color:#F1BD7B}.inline-links,.link-cluster,.article-actions{display:flex;flex-wrap:wrap;gap:12px 20px}.inline-links a,.link-cluster a,.article-actions a{font-family:"Microsoft YaHei",sans-serif;font-weight:700;color:var(--brand)}

/* Header ------------------------------------------------ */
.site-header{position:sticky;top:0;z-index:80;background:rgba(248,245,241,.94);backdrop-filter:blur(14px);border-bottom:1px solid rgba(222,213,205,.78)}.header-inner{width:min(1320px,calc(100% - 32px));min-height:78px;margin:auto;display:flex;align-items:center;gap:22px}.brand{display:flex;align-items:center;gap:11px;text-decoration:none;min-width:215px}.brand img{width:44px;height:44px;object-fit:contain}.brand strong{display:block;color:var(--ink);font-size:1.02rem}.brand small{display:block;color:var(--sub);font-family:"Microsoft YaHei",sans-serif;font-size:.72rem}.primary-nav{display:flex;align-items:center;gap:2px;flex:1}.primary-nav a{padding:10px 11px;text-decoration:none;border-radius:10px;font-family:"Microsoft YaHei",sans-serif;font-size:.92rem}.primary-nav a[aria-current="page"]{background:var(--muted);color:var(--brand);font-weight:700}.header-actions{display:flex;align-items:center;gap:8px}.header-search{display:flex;border:1px solid var(--line);background:var(--white);border-radius:999px;overflow:hidden}.header-search input{width:190px;border:0;outline:0;background:transparent;padding:8px 8px 8px 14px;font-size:.83rem}.header-search button{border:0;background:transparent;color:var(--brand);padding:8px 12px;cursor:pointer;font-weight:700}.search-open{display:none;border:1px solid var(--line);background:var(--white);color:var(--ink);border-radius:999px;padding:8px 13px}.nav-toggle{display:none;border:1px solid var(--line);background:var(--white);border-radius:10px;padding:8px 11px}.search-modal[hidden]{display:none!important}.search-modal{position:fixed;inset:0;z-index:120;background:rgba(36,31,29,.72);display:grid;place-items:center;padding:20px}.search-dialog{position:relative;width:min(640px,100%);background:var(--bg);border-radius:24px;padding:38px;box-shadow:0 30px 80px rgba(0,0,0,.35)}.search-dialog h2{font-size:2rem;line-height:1.2;margin:0 0 12px}.search-close{position:absolute;right:16px;top:16px;border:0;background:transparent;color:var(--sub);cursor:pointer}.search-dialog label{display:block;font-family:"Microsoft YaHei",sans-serif;font-weight:700;margin-bottom:8px}.modal-search-line{display:flex;gap:10px}.modal-search-line input{flex:1;min-width:0;border:1px solid var(--line);border-radius:14px;background:#fff;padding:11px 13px;outline:0}.modal-search-line input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(169,80,63,.12)}

/* Home cover ------------------------------------------- */
.cover-shell{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(280px,.75fr);gap:20px;padding-top:24px}.cover-main{min-width:0;background:var(--muted);border-radius:28px;overflow:hidden;display:grid;grid-template-columns:1.08fr .92fr;min-height:520px}.cover-copy{padding:clamp(30px,5vw,68px);align-self:center}.cover-copy h1{font-size:clamp(2.3rem,4.7vw,4.65rem);line-height:1.05;letter-spacing:-.035em;margin:0 0 22px;color:var(--ink)}.cover-actions{display:flex;flex-wrap:wrap;gap:10px;margin:26px 0}.cover-search{margin-top:30px;border-top:1px solid #DCD0C6;padding-top:18px}.cover-search label{display:block;font-size:.85rem;font-family:"Microsoft YaHei",sans-serif;font-weight:700;margin-bottom:8px}.cover-search>div{display:flex;background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden}.cover-search input{flex:1;min-width:0;border:0;background:transparent;padding:11px 13px;outline:0}.cover-search button{border:0;background:var(--ink);color:#fff;padding:10px 16px;cursor:pointer}.cover-visual{margin:0;position:relative;min-height:100%}.cover-visual img{width:100%;height:100%;object-fit:cover}.cover-visual figcaption{position:absolute;left:18px;right:18px;bottom:18px;background:rgba(36,31,29,.86);color:#fff;border-radius:14px;padding:12px 14px;font-size:.85rem}.cover-side{display:grid;grid-template-rows:repeat(3,1fr);gap:12px}.cover-side article{background:var(--white);border:1px solid var(--line);border-radius:20px;padding:22px;display:flex;flex-direction:column;justify-content:center}.cover-side h2{font-size:1.1rem;line-height:1.35;margin:0 0 9px}.cover-side h2 a{text-decoration:none}.cover-side p{font-size:.88rem;color:var(--sub);margin:0}.headline-flow{padding:90px 0}.headline-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:34px}.feature-story{background:var(--white);border:1px solid var(--line);border-radius:22px;overflow:hidden}.feature-story img{width:100%;aspect-ratio:16/9;object-fit:cover}.feature-story div{padding:25px}.feature-story h3{font-size:1.65rem;line-height:1.3;margin:6px 0 12px}.feature-story h3 a{text-decoration:none}.headline-list{display:flex;flex-direction:column}.headline-list article{padding:3px 0 20px;margin-bottom:20px;border-bottom:1px solid var(--line)}.headline-list span{font-size:.75rem;color:var(--brand);font-family:"Microsoft YaHei",sans-serif;font-weight:700}.headline-list h3{font-size:1.08rem;line-height:1.45;margin:5px 0}.headline-list h3 a{text-decoration:none}.headline-list p{font-size:.88rem;color:var(--sub);margin:0}.content-belt{padding:72px 0}.belt-scroll{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(270px,1fr);gap:18px;overflow-x:auto;overscroll-behavior-inline:contain;padding-bottom:10px}.belt-item{background:var(--bg);border-radius:18px;overflow:hidden;border:1px solid #E4D9D0;padding-bottom:20px}.belt-item img{width:100%;aspect-ratio:4/3;object-fit:cover}.belt-item .pill,.belt-item h3,.belt-item p,.belt-item .text-link{margin-left:18px;margin-right:18px}.belt-item .pill{margin-top:18px}.belt-item h3{font-size:1.18rem;line-height:1.3;margin-top:10px;margin-bottom:8px}.belt-item p{font-size:.9rem;color:var(--sub)}.device-band{padding:85px 0;display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}.device-copy h2{font-size:clamp(2rem,4vw,3.4rem);line-height:1.13;margin:0 0 18px;color:var(--ink)}.device-copy p{color:var(--sub);font-size:1.02rem}.link-cluster{margin-top:24px}.device-images{display:grid;grid-template-columns:1.1fr .9fr;gap:12px;align-items:end}.device-images img{width:100%;object-fit:cover;border-radius:22px;box-shadow:var(--shadow)}.device-images img:first-child{aspect-ratio:4/5}.device-images img:last-child{aspect-ratio:5/4;margin-bottom:28px}.mosaic{padding:82px 0}.mosaic-grid{display:grid;grid-template-columns:1.5fr .75fr .75fr;grid-template-rows:auto auto;gap:14px}.mosaic-grid>article{background:#322B28;border:1px solid #493D38;border-radius:18px;padding:23px}.mosaic-grid h3{font-size:1.08rem;line-height:1.4;margin:0 0 8px}.mosaic-grid p{color:#CFC3BA;font-size:.9rem}.mosaic-big{grid-row:span 2;padding:0!important;overflow:hidden}.mosaic-big img{width:100%;aspect-ratio:16/9;object-fit:cover}.mosaic-big div{padding:24px}.mosaic-big h3{font-size:1.6rem}.topic-index{padding:90px 0}.topic-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.topic-card{display:grid;grid-template-columns:180px 1fr;background:var(--white);border:1px solid var(--line);border-radius:20px;overflow:hidden}.topic-card img{width:100%;height:100%;object-fit:cover}.topic-card-copy{padding:22px}.topic-card h3{margin:5px 0 10px;font-size:1.3rem;line-height:1.3}.topic-card h3 a{text-decoration:none}.topic-card p{font-size:.9rem;color:var(--sub)}.brand-notes{margin-top:0;margin-bottom:88px}.number-notes{counter-reset:note;display:grid;grid-template-columns:1fr 1fr;gap:12px 34px;padding:0;list-style:none}.number-notes li{counter-increment:note;position:relative;padding:14px 0 14px 52px;border-top:1px solid #DCCFC4}.number-notes li::before{content:counter(note,decimal-leading-zero);position:absolute;left:0;top:12px;color:var(--brand);font-family:Georgia,serif;font-size:1.25rem}.compact-index{padding-bottom:100px}.compact-columns{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.compact-columns>div{padding:24px;border-right:1px solid var(--line)}.compact-columns>div:last-child{border-right:0}.compact-columns h3{margin-top:0}.compact-columns a{display:block;margin:10px 0;color:var(--brand);font-family:"Microsoft YaHei",sans-serif;font-weight:700;font-size:.9rem}

/* Generic page ----------------------------------------- */
.breadcrumbs{margin:0 0 26px;font-family:"Microsoft YaHei",sans-serif;font-size:.82rem;color:var(--sub)}.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:#B5AAA2}.breadcrumbs a{text-decoration:none}.page-intro{display:grid;grid-template-columns:1.05fr .75fr;gap:50px;align-items:center;margin:14px 0 64px}.page-intro h1{font-size:clamp(2.35rem,5vw,4.6rem);line-height:1.06;letter-spacing:-.04em;color:var(--ink);margin:0 0 18px}.page-intro img{width:100%;aspect-ratio:5/4;object-fit:cover;border-radius:24px}.editorial-intro img,.guide-intro img{aspect-ratio:4/5}.filter-panel{display:flex;justify-content:space-between;align-items:end;gap:24px;padding:26px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-bottom:50px}.filter-panel h2{margin:0 0 8px;font-size:1.5rem}.filter-panel p{margin:0;color:var(--sub)}.filter-buttons{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:8px}.filter-buttons button{border:1px solid var(--line);background:var(--white);padding:8px 13px;border-radius:999px;cursor:pointer}.filter-buttons button.is-active{background:var(--brand);border-color:var(--brand);color:#fff}.watch-feature{margin-bottom:80px}.mixed-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.mixed-item{display:grid;grid-template-columns:150px 1fr;gap:18px;border-top:1px solid var(--line);padding-top:16px}.mixed-item img{width:100%;height:100%;min-height:160px;object-fit:cover;border-radius:14px}.mixed-item h3{margin:8px 0;font-size:1.15rem;line-height:1.35}.mixed-item p{color:var(--sub);font-size:.9rem}.mixed-item-large{grid-column:1/-1;grid-template-columns:1fr 1fr;background:var(--muted);border:0;border-radius:22px;padding:20px}.mixed-item-large img{aspect-ratio:16/8;min-height:0}.mixed-item[hidden]{display:none!important}.two-column-feed{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:48px;align-items:start}.story-row{display:grid;grid-template-columns:190px 1fr;gap:20px;padding:22px 0;border-top:1px solid var(--line)}.story-thumb img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:14px}.story-body h3{margin:4px 0 8px;line-height:1.35;font-size:1.18rem}.story-body h3 a{text-decoration:none}.story-body p{margin:0 0 10px;color:var(--sub);font-size:.9rem}.reading-aside{position:sticky;top:108px;background:var(--ink);color:#F9F2EA;border-radius:20px;padding:26px}.reading-aside h2{margin-top:0}.reading-aside ol{padding-left:20px}.reading-aside li{margin-bottom:13px;color:#D8CDC5}.wide-callout{margin-top:70px;border-radius:24px;overflow:hidden;display:grid;grid-template-columns:1fr 1fr}.wide-callout img{width:100%;height:100%;min-height:260px;object-fit:cover}.wide-callout>div{padding:40px;align-self:center}.inline-wide{width:auto}

/* App page --------------------------------------------- */
.device-hero{background:var(--ink);color:#F9F2EA;padding:74px 0;margin-top:10px}.device-hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}.device-hero h1{font-size:clamp(2.5rem,5vw,4.7rem);line-height:1.04;margin:0 0 20px;color:#FFF8F1}.device-hero .lead{color:#D7CBC1}.device-stack{display:grid;grid-template-columns:.8fr 1.15fr;align-items:end;gap:14px}.device-stack img{border-radius:20px;width:100%;object-fit:cover}.device-stack img:first-child{aspect-ratio:4/5}.device-stack img:last-child{aspect-ratio:5/4;margin-bottom:42px}.comparison-strip{display:grid;grid-template-columns:repeat(3,1fr);margin-top:-26px;position:relative;z-index:2;background:var(--bg);border-radius:22px;box-shadow:var(--shadow);overflow:hidden}.comparison-strip article{padding:28px;border-right:1px solid var(--line)}.comparison-strip article:last-child{border-right:0}.comparison-strip span{font-size:2rem;color:var(--gold);font-family:Georgia,serif}.comparison-strip h2{font-size:1.4rem;margin:8px 0}.comparison-strip p{color:var(--sub);font-size:.92rem}.comparison-strip a{color:var(--brand);font-weight:700;font-family:"Microsoft YaHei",sans-serif}.app-safety-grid{padding:90px 0}.checklist-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.checklist-grid article{border-top:3px solid var(--gold);background:var(--white);padding:22px;border-radius:0 0 14px 14px}.checklist-grid h3{font-size:1.2rem}.checklist-grid p{color:var(--sub);font-size:.9rem}.device-guide-flow{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:center;padding:70px 0}.device-guide-flow img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:22px}.device-guide-flow h2{font-size:2.1rem;line-height:1.2}.device-guide-flow li{margin-bottom:10px}.related-reading{padding:86px 0}

/* Guides and topics ------------------------------------ */
.step-timeline{margin:20px 0 80px;border-top:1px solid var(--line)}.step-timeline article{display:grid;grid-template-columns:90px 1fr;gap:20px;padding:28px 0;border-bottom:1px solid var(--line)}.step-timeline>article>span{font-family:Georgia,serif;font-size:2.4rem;color:var(--gold)}.step-timeline h2{margin:0 0 8px;font-size:1.4rem}.step-timeline p{max-width:70ch;color:var(--sub)}.step-timeline a{color:var(--brand);font-weight:700;font-family:"Microsoft YaHei",sans-serif}.guide-columns{display:grid;grid-template-columns:1fr 1fr;gap:38px;margin-bottom:80px}.guide-columns h2{font-size:1.8rem;line-height:1.25}.topic-list-page{display:flex;flex-direction:column;gap:54px}.topic-feature{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;padding-bottom:54px;border-bottom:1px solid var(--line)}.topic-feature.reverse img{order:2}.topic-feature img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:22px}.topic-feature h2{font-size:2rem;line-height:1.2;margin:6px 0 12px}.topic-feature h2 a{text-decoration:none}.topic-feature p,.topic-feature li{color:var(--sub)}.topic-feature li{margin-bottom:8px}.topic-detail-hero{position:relative;border-radius:24px;overflow:hidden;min-height:520px;display:flex;align-items:end;margin-bottom:80px}.topic-detail-hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.topic-detail-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(36,31,29,.08),rgba(36,31,29,.86))}.topic-detail-hero>div{position:relative;z-index:2;padding:42px;color:#fff;max-width:760px}.topic-detail-hero h1{font-size:clamp(2.5rem,5vw,4.5rem);line-height:1.05;margin:6px 0 14px}.topic-detail-hero .lead{color:#F0E8E2}.topic-reading-path{max-width:900px;margin:auto}.path-row{display:grid;grid-template-columns:80px 1fr;gap:20px;padding:26px 0;border-top:1px solid var(--line)}.path-row>span{font-family:Georgia,serif;font-size:2.1rem;color:var(--gold)}.path-row h3{font-size:1.35rem;line-height:1.35;margin:4px 0 8px}.path-row h3 a{text-decoration:none}.path-row p{color:var(--sub);margin:0}.topic-next{max-width:900px;margin:70px auto 0}

/* Article ---------------------------------------------- */
.article-layout{display:grid;grid-template-columns:minmax(0,var(--reading)) 300px;gap:58px;align-items:start}.article-header{padding-bottom:28px;border-bottom:1px solid var(--line)}.article-header h1{font-size:clamp(2.2rem,4.5vw,3.8rem);line-height:1.08;letter-spacing:-.03em;margin:8px 0 18px}.tag-row{display:flex;flex-wrap:wrap;gap:7px;margin-top:22px}.tag-row span{background:var(--muted);border-radius:999px;padding:4px 10px;font-family:"Microsoft YaHei",sans-serif;font-size:.78rem}.article-image{margin:30px 0}.article-image img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:20px}.article-image figcaption{font-size:.78rem;color:var(--sub);margin-top:8px}.article-prose{font-size:1.02rem}.article-prose section{margin:0 0 38px}.article-prose h2{font-size:1.65rem;line-height:1.28;margin:0 0 12px;color:var(--ink)}.article-prose p{margin:0;color:#4A433F}.article-actions{margin-top:18px;border-top:1px solid var(--line);padding-top:16px}.article-aside{position:sticky;top:108px;display:flex;flex-direction:column;gap:14px}.aside-box{background:var(--white);border:1px solid var(--line);border-radius:18px;padding:20px}.aside-box h2{font-size:1rem;margin:0 0 10px}.aside-box p{font-size:.85rem;color:var(--sub);margin:0}.aside-box a{display:block;margin:10px 0;font-size:.86rem;color:var(--brand);font-weight:700;font-family:"Microsoft YaHei",sans-serif}

/* FAQ, search, utility --------------------------------- */
.faq-list{max-width:900px;margin:auto}.faq-item{border-top:1px solid var(--line)}.faq-item:last-child{border-bottom:1px solid var(--line)}.faq-item h2{margin:0}.faq-item button{width:100%;display:flex;justify-content:space-between;gap:20px;align-items:center;text-align:left;padding:20px 0;background:transparent;border:0;cursor:pointer;color:var(--ink);font-size:1.12rem;font-weight:700}.faq-item button span{color:var(--brand);font-size:1.35rem}.faq-answer{padding:0 0 22px;max-width:78ch}.faq-answer p{margin:0;color:var(--sub)}.faq-next{max-width:900px;margin:56px auto 0}.search-page{max-width:920px}.search-page-head{padding:36px 0 42px;border-bottom:1px solid var(--line)}.search-page-head h1{font-size:clamp(2.3rem,5vw,4rem);line-height:1.1;margin:0 0 10px}.search-page-head form{margin-top:24px}.search-page-head label{display:block;font-weight:700;margin-bottom:8px}.search-page-head form>div{display:flex;gap:10px}.search-page-head input{flex:1;min-width:0;border:1px solid var(--line);background:#fff;border-radius:14px;padding:11px 13px}.search-results{padding:40px 0}.search-results>h2{font-size:1.25rem}.search-results article{padding:22px 0;border-top:1px solid var(--line)}.search-results h3{margin:8px 0;font-size:1.3rem}.search-results h3 a{text-decoration:none}.search-results p{color:var(--sub)}.search-suggestions{padding:40px 0}.tag-links{display:flex;flex-wrap:wrap;gap:9px}.tag-links a{background:var(--muted);border-radius:999px;padding:7px 13px;text-decoration:none;font-family:"Microsoft YaHei",sans-serif}.empty-state{display:grid;grid-template-columns:.8fr 1.2fr;gap:30px;align-items:center;padding:50px 0}.empty-state img{border-radius:20px}.narrow-page{max-width:980px}.utility-hero{display:grid;grid-template-columns:.8fr 1.2fr;gap:38px;align-items:center;margin-bottom:54px}.utility-hero img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:22px}.utility-hero h1{font-size:clamp(2.2rem,4.5vw,4rem);line-height:1.08;margin:8px 0 15px}.prose-block{max-width:780px;margin:auto}.prose-block h2{font-size:1.55rem;margin:34px 0 10px}.prose-block p{color:#4C4540}.safety-matrix,.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:42px 0 60px}.safety-matrix article,.contact-grid article{background:var(--white);border:1px solid var(--line);border-radius:16px;padding:22px}.safety-matrix h2,.contact-grid h2{margin:0 0 8px;font-size:1.2rem}.safety-matrix p,.contact-grid p{margin:0;color:var(--sub)}.not-found{min-height:65vh;display:grid;grid-template-columns:1fr .8fr;gap:50px;align-items:center}.not-found h1{font-size:clamp(2.6rem,6vw,5rem);line-height:1.03;margin:0 0 18px}.not-found img{border-radius:24px}.not-found-links{display:flex;flex-wrap:wrap;gap:12px 20px;margin-top:25px}.not-found-links a{color:var(--brand);font-weight:700}

/* Footer ------------------------------------------------ */
.site-footer{background:var(--ink);color:#E9E0D9;padding:56px 0 20px}.footer-grid{width:min(var(--max),calc(100% - 48px));margin:auto;display:grid;grid-template-columns:1.5fr .75fr .75fr;gap:50px}.footer-about{display:flex;gap:14px}.footer-about img{flex:0 0 44px}.footer-about p{max-width:50ch;color:#BFAFA5;font-size:.88rem}.footer-grid h2{font-size:.9rem;color:#F5EDE7;margin:0 0 12px}.footer-grid a{display:block;color:#CFC0B6;text-decoration:none;margin:8px 0;font-size:.88rem}.footer-bottom{width:min(var(--max),calc(100% - 48px));margin:34px auto 0;padding-top:18px;border-top:1px solid #493D38;display:flex;justify-content:space-between;gap:20px;color:#A9998E;font-size:.78rem}.back-top{position:fixed;right:20px;bottom:20px;width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:var(--white);color:var(--brand);box-shadow:var(--shadow);cursor:pointer;opacity:0;pointer-events:none;transform:translateY(8px);transition:.2s}.back-top.is-visible{opacity:1;pointer-events:auto;transform:none}

/* Responsive ------------------------------------------- */
@media(max-width:1200px){.header-search{display:none}.search-open{display:inline-flex}.cover-shell{grid-template-columns:1fr}.cover-side{grid-template-columns:repeat(3,1fr);grid-template-rows:none}.headline-grid{grid-template-columns:1fr 1fr}.checklist-grid{grid-template-columns:1fr 1fr}.article-layout{grid-template-columns:minmax(0,1fr) 270px}.mosaic-grid{grid-template-columns:1.4fr 1fr}}
@media(max-width:1024px){.header-inner{flex-wrap:wrap;padding:12px 0}.nav-toggle{display:inline-flex;margin-left:auto}.primary-nav{display:none;order:3;flex-basis:100%;padding-top:8px;border-top:1px solid var(--line)}.primary-nav.is-open{display:flex}.header-actions{margin-left:0}.brand{min-width:0}.cover-main{grid-template-columns:1fr 1fr}.cover-copy{padding:42px}.headline-grid,.device-band,.device-hero-grid{gap:30px}.topic-card{grid-template-columns:140px 1fr}.article-layout{grid-template-columns:1fr}.article-aside{position:static;display:grid;grid-template-columns:repeat(3,1fr)}.two-column-feed{grid-template-columns:1fr}.reading-aside{position:static}.page-intro{gap:28px}.footer-grid{grid-template-columns:1.25fr .75fr .75fr}}
@media(max-width:768px){.section-inner{width:min(100% - 32px,var(--max))}.section-wide{width:calc(100% - 20px)}.cover-main{grid-template-columns:1fr}.cover-visual{min-height:330px}.cover-side{grid-template-columns:1fr}.cover-side article{min-height:0}.headline-grid,.device-band,.device-hero-grid,.page-intro,.topic-feature,.utility-hero,.not-found{grid-template-columns:1fr}.device-band{padding:64px 0}.topic-grid{grid-template-columns:1fr}.mosaic-grid{grid-template-columns:1fr 1fr}.mosaic-big{grid-column:1/-1;grid-row:auto}.number-notes{grid-template-columns:1fr}.compact-columns{grid-template-columns:1fr}.compact-columns>div{border-right:0;border-bottom:1px solid var(--line)}.compact-columns>div:last-child{border-bottom:0}.page-intro img{max-height:420px}.editorial-intro img,.guide-intro img{aspect-ratio:16/10}.mixed-list{grid-template-columns:1fr}.mixed-item-large{grid-column:auto;grid-template-columns:1fr}.mixed-item-large img{aspect-ratio:16/9}.comparison-strip{grid-template-columns:1fr;margin-top:-18px}.comparison-strip article{border-right:0;border-bottom:1px solid var(--line)}.comparison-strip article:last-child{border-bottom:0}.checklist-grid{grid-template-columns:1fr 1fr}.device-guide-flow{grid-template-columns:1fr}.guide-columns{grid-template-columns:1fr}.topic-feature.reverse img{order:0}.topic-detail-hero{min-height:450px}.article-aside{grid-template-columns:1fr}.search-page-head form>div{flex-direction:column}.empty-state{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-about{grid-column:1/-1}.safety-matrix,.contact-grid{grid-template-columns:1fr}.split-heading{align-items:start;flex-direction:column}.wide-callout{grid-template-columns:1fr}.wide-callout img{min-height:220px}.filter-panel{align-items:flex-start;flex-direction:column}.filter-buttons{justify-content:flex-start}.primary-nav{flex-wrap:wrap}}
@media(max-width:600px){.header-inner{width:calc(100% - 24px)}.brand small{display:none}.brand img{width:40px;height:40px}.cover-shell{padding-top:12px}.cover-copy{padding:30px 22px}.cover-copy h1{font-size:2.45rem}.cover-visual{min-height:270px}.cover-actions{flex-direction:column;align-items:stretch}.cover-actions .button{text-align:center}.cover-search>div{flex-direction:column;background:transparent;border:0;gap:8px}.cover-search input{background:#fff;border:1px solid var(--line);border-radius:12px}.cover-search button{border-radius:12px}.headline-flow,.topic-index,.related-reading{padding:62px 0}.headline-grid{grid-template-columns:1fr}.belt-scroll{grid-auto-columns:84%}.device-images{grid-template-columns:1fr 1fr}.mosaic-grid{grid-template-columns:1fr}.mosaic-big{grid-column:auto}.topic-card{grid-template-columns:1fr}.topic-card img{aspect-ratio:16/8}.compact-columns>div{padding:20px 0}.page-intro h1{font-size:2.55rem}.page-intro{margin-bottom:44px}.mixed-item{grid-template-columns:100px 1fr}.mixed-item img{min-height:120px}.device-hero{padding:52px 0}.device-hero h1{font-size:2.65rem}.device-stack{gap:8px}.checklist-grid{grid-template-columns:1fr}.comparison-strip{width:calc(100% - 32px)}.step-timeline article{grid-template-columns:60px 1fr}.topic-feature{gap:24px}.topic-detail-hero{min-height:390px}.topic-detail-hero>div{padding:25px}.path-row{grid-template-columns:56px 1fr}.article-header h1{font-size:2.5rem}.story-row{grid-template-columns:110px 1fr}.story-thumb img{height:100%}.article-prose{font-size:1rem}.search-dialog{padding:30px 20px}.modal-search-line{flex-direction:column}.footer-grid{grid-template-columns:1fr}.footer-about{grid-column:auto}.footer-bottom{flex-direction:column}.wide-callout>div{padding:26px}.muted-panel{padding:24px}.not-found img{order:-1}.search-open{padding:7px 10px}.header-actions{margin-left:auto}.nav-toggle{margin-left:0}}
@media(max-width:375px){.section-inner{width:calc(100% - 24px)}.section-wide{width:calc(100% - 12px)}.header-inner{width:calc(100% - 18px);gap:8px}.brand span strong{font-size:.9rem}.cover-copy h1,.page-intro h1,.device-hero h1{font-size:2.2rem}.cover-copy{padding:26px 18px}.cover-visual figcaption{left:10px;right:10px;bottom:10px}.belt-scroll{grid-auto-columns:92%}.story-row{grid-template-columns:1fr}.story-thumb img{aspect-ratio:16/9}.mixed-item{grid-template-columns:1fr}.mixed-item img{aspect-ratio:16/9}.topic-detail-hero>div{padding:20px}.path-row{grid-template-columns:1fr;gap:4px}.step-timeline article{grid-template-columns:1fr;gap:4px}.footer-grid,.footer-bottom{width:calc(100% - 24px)}}