:root{--brick:#A9503F;--gold:#D9A15B;--charcoal:#241F1D;--paper:#F8F5F1;--paper-2:#EFE8E1;--text:#332E2B;--muted:#746B65;--accent:#E07A3F;--line:#DCCFC4;--white:#fff;--radius:20px;--shadow:0 18px 48px rgba(36,31,29,.08);--max:1180px;--read:820px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;line-height:1.75}img{max-width:100%;display:block;height:auto}a{color:inherit;text-decoration:none}button,input{font:inherit}.skip-link{position:fixed;left:16px;top:-80px;background:var(--charcoal);color:#fff;padding:10px 16px;border-radius:10px;z-index:999}.skip-link:focus{top:16px}.site-header{position:sticky;top:0;z-index:50;background:rgba(248,245,241,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(220,207,196,.78)}.header-shell{max-width:1240px;margin:0 auto;min-height:76px;padding:10px 28px;display:flex;align-items:center;gap:28px}.brand{display:flex;align-items:center;gap:11px;margin-right:auto}.brand img{width:46px;height:46px;object-fit:contain}.brand span{display:flex;flex-direction:column;line-height:1.2}.brand strong{font-size:18px;color:var(--charcoal)}.brand small{margin-top:5px;color:var(--muted);font-size:11px;letter-spacing:.05em}.primary-nav{display:flex;align-items:center;gap:5px}.primary-nav a{padding:9px 10px;border-radius:9px;font-size:14px;color:#4e4540}.primary-nav a:hover{background:var(--paper-2);color:var(--brick)}.search-trigger,.nav-toggle{border:1px solid var(--line);background:var(--white);color:var(--charcoal);padding:9px 14px;border-radius:999px;cursor:pointer}.nav-toggle{display:none}.cover-stage{padding:34px 28px 10px}.cover-grid{max-width:1240px;margin:0 auto;display:grid;grid-template-columns:1.08fr .92fr;grid-template-rows:auto auto;gap:18px}.cover-lead{background:var(--charcoal);color:#f8f4ef;padding:48px;border-radius:30px;min-height:520px;display:flex;flex-direction:column;justify-content:center}.eyebrow{margin:0 0 9px;color:var(--brick);font-weight:800;font-size:12px;letter-spacing:.12em;text-transform:uppercase}.cover-lead .eyebrow,.dark-feature .eyebrow{color:#f0b067}.cover-lead h1{margin:0;max-width:760px;font-size:clamp(34px,4vw,58px);line-height:1.1;letter-spacing:-.04em}.lede{font-size:18px;color:#5f5550}.cover-lead .lede{color:#d8d0ca;max-width:720px;margin:24px 0}.cover-actions,.button-row{display:flex;flex-wrap:wrap;gap:10px}.button{display:inline-flex;align-items:center;justify-content:center;padding:11px 18px;border-radius:999px;border:1px solid transparent;font-weight:800;font-size:14px}.button.primary{background:var(--accent);color:#fff}.button.secondary{background:transparent;border-color:var(--brick);color:var(--brick)}.button.light{background:#fff;color:var(--charcoal)}.inline-search{margin-top:30px;max-width:610px}.inline-search label,.search-form label{display:block;font-size:12px;font-weight:800;margin-bottom:8px}.inline-search>div,.search-line{display:flex}.inline-search input,.search-line input{min-width:0;flex:1;border:1px solid var(--line);background:#fff;padding:12px 14px;border-radius:13px 0 0 13px;color:var(--text)}.inline-search button,.search-line button{border:0;background:var(--gold);color:var(--charcoal);font-weight:800;padding:0 18px;border-radius:0 13px 13px 0;cursor:pointer}.cover-visual{margin:0;position:relative;overflow:hidden;border-radius:30px;background:var(--paper-2);min-height:520px}.cover-visual img{width:100%;height:100%;object-fit:cover}.cover-visual figcaption{position:absolute;left:20px;right:20px;bottom:20px;background:rgba(248,245,241,.92);padding:12px 14px;border-radius:14px;font-size:13px;color:var(--muted)}.cover-notes{grid-column:1/-1;display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.cover-notes a{background:#fff;border:1px solid var(--line);padding:18px 20px;border-radius:18px;display:flex;flex-direction:column;gap:4px}.cover-notes span{font-size:11px;color:var(--brick);font-weight:800}.cover-notes strong{font-size:15px}.section{max-width:var(--max);margin:0 auto;padding:82px 28px}.section-heading{max-width:760px;margin-bottom:34px}.section-heading h2,.content-section h2,.wide-band h2,.device-copy h2,.wide-feature h2,.brand-note h2,.closing-index h2{margin:0;color:var(--charcoal);font-size:clamp(26px,3vw,40px);line-height:1.18}.section-heading>p:last-child,.split-heading>p{color:var(--muted)}.split-heading{max-width:none;display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:end}.story-list{border-top:1px solid var(--line)}.story-row{display:grid;grid-template-columns:240px 1fr;gap:28px;padding:26px 0;border-bottom:1px solid var(--line)}.story-thumb{border-radius:18px;overflow:hidden;background:var(--paper-2);min-height:150px}.story-thumb img{width:100%;height:100%;object-fit:cover}.story-copy h3{font-size:23px;line-height:1.3;margin:4px 0 9px;color:var(--charcoal)}.story-copy p:not(.eyebrow){margin:0 0 10px;color:var(--muted)}.text-link{color:var(--brick);font-weight:800;display:inline-block;margin-right:18px}.text-link:hover{text-decoration:underline}.wide-band{margin:25px 0;padding:58px max(28px,calc((100vw - 1180px)/2));display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}.warm-band{background:var(--paper-2)}.band-copy p{color:var(--muted)}.band-links{display:grid;grid-template-columns:1fr 1fr;gap:10px}.band-links a{background:var(--paper);padding:18px;border-radius:15px;font-weight:800;border:1px solid var(--line)}.device-band{display:grid;grid-template-columns:.9fr 1.1fr;gap:52px;align-items:center}.device-image img{border-radius:26px;width:100%;max-height:520px;object-fit:cover}.device-copy p{color:var(--muted)}.mini-index{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}.mini-index a{padding:9px 12px;border-radius:999px;background:var(--paper-2);font-weight:700;font-size:13px}.wide-feature{max-width:1240px;margin:40px auto;padding:28px;display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;border-radius:30px}.dark-feature{background:var(--charcoal);color:#f4eee9}.dark-feature img{width:100%;height:360px;object-fit:cover;border-radius:20px}.dark-feature p{color:#cfc5be}.topic-strip{display:flex;gap:12px;overflow-x:auto;padding:4px 2px 14px;scroll-snap-type:x mandatory}.topic-chip{min-width:250px;scroll-snap-align:start;background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px;display:flex;flex-direction:column;gap:7px}.topic-chip strong{color:var(--charcoal)}.topic-chip span{color:var(--muted);font-size:14px}.guide-index{display:grid;grid-template-columns:.8fr 1.2fr;gap:50px;align-items:start}.guide-visual img{border-radius:24px;position:sticky;top:100px}.numbered-guide{list-style:none;margin:20px 0 0;padding:0;counter-reset:guide}.numbered-guide li{counter-increment:guide;border-top:1px solid var(--line)}.numbered-guide a{display:grid;grid-template-columns:42px 1fr;gap:10px;padding:18px 0}.numbered-guide a:before{content:counter(guide,decimal-leading-zero);color:var(--brick);font-weight:800}.numbered-guide strong,.numbered-guide span{grid-column:2}.numbered-guide span{color:var(--muted);font-size:14px}.brand-note{display:grid;grid-template-columns:.7fr 1.3fr;gap:50px;border-top:1px solid var(--line)}.brand-note p{color:var(--muted);margin:0}.closing-index{padding-top:40px}.text-columns{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-top:28px}.text-columns div{border-top:3px solid var(--brick);padding-top:14px}.text-columns h3{margin:0 0 10px}.text-columns a{display:block;color:var(--muted);padding:8px 0;border-bottom:1px dotted var(--line)}.site-footer{background:var(--charcoal);color:#efe7df;margin-top:70px}.footer-shell{max-width:var(--max);margin:0 auto;padding:52px 28px;display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:50px}.footer-shell h2{font-size:14px;color:#fff}.footer-shell a{display:block;color:#cabfb6;padding:5px 0;font-size:14px}.footer-brand p{max-width:520px;color:#bfb4ac}.footer-bottom{border-top:1px solid rgba(255,255,255,.1);max-width:var(--max);margin:0 auto;padding:18px 28px;display:flex;justify-content:space-between;color:#9f938b;font-size:12px}.back-top{position:fixed;right:20px;bottom:20px;width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow);opacity:0;pointer-events:none;transform:translateY(10px);transition:.2s;cursor:pointer}.back-top.visible{opacity:1;pointer-events:auto;transform:none}.search-modal[hidden]{display:none!important}.search-modal{position:fixed;inset:0;z-index:100;display:grid;place-items:start center;padding-top:14vh}.search-backdrop{position:absolute;inset:0;background:rgba(36,31,29,.68)}.search-panel{position:relative;width:min(680px,calc(100% - 32px));background:var(--paper);border-radius:24px;padding:34px;box-shadow:var(--shadow)}.search-close{position:absolute;right:18px;top:16px;border:0;background:transparent;font-size:30px;cursor:pointer}.modal-open{overflow:hidden}.page-main{min-height:60vh}.content-shell{max-width:var(--max);margin:0 auto;padding:28px 28px 60px}.reading-shell{max-width:var(--read);margin:0 auto;padding:28px 28px 60px}.breadcrumbs ol{list-style:none;padding:0;margin:0 0 24px;display:flex;gap:8px;flex-wrap:wrap;color:var(--muted);font-size:13px}.breadcrumbs li:not(:last-child):after{content:"/";margin-left:8px;color:#b4a79d}.breadcrumbs a{color:var(--brick)}.page-intro{display:grid;grid-template-columns:1.15fr .85fr;gap:46px;align-items:center;padding:22px 0 50px;border-bottom:1px solid var(--line)}.page-intro h1,.article-header h1,.search-header h1,.not-found h1{font-size:clamp(34px,5vw,58px);line-height:1.1;margin:0;color:var(--charcoal);letter-spacing:-.04em}.page-intro p{color:var(--muted);font-size:17px}.page-intro img{border-radius:24px;width:100%;height:330px;object-fit:cover}.filter-nav{display:flex;gap:8px;flex-wrap:wrap;padding:24px 0;border-bottom:1px solid var(--line)}.filter-nav a{padding:8px 13px;border:1px solid var(--line);border-radius:999px;background:#fff;font-size:13px;font-weight:700}.filter-nav a.active{background:var(--brick);border-color:var(--brick);color:#fff}.content-section{padding:54px 0;border-bottom:1px solid var(--line)}.content-section h2{font-size:30px}.section-lede{max-width:820px;color:var(--muted);font-size:17px}.two-column-copy{display:grid;grid-template-columns:1.2fr .8fr;gap:50px}.two-column-copy h3{margin:28px 0 4px}.side-note{background:var(--paper-2);padding:20px;border-radius:20px;align-self:start}.side-note img{border-radius:15px;margin-bottom:18px}.side-note p{color:var(--muted)}.comparison-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:24px}.comparison-grid article{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px}.comparison-grid p{color:var(--muted)}.link-panel{display:flex;justify-content:space-between;align-items:center;gap:40px}.link-panel>div:first-child{max-width:760px}.feature-note{display:grid;grid-template-columns:.8fr 1.2fr;gap:28px;background:#fff;border:1px solid var(--line);padding:20px;border-radius:20px;margin-top:24px}.feature-note img{width:100%;height:230px;object-fit:cover;border-radius:14px}.mixed-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:14px}.mixed-grid article{background:#fff;border:1px solid var(--line);padding:20px;border-radius:18px}.mixed-grid .wide-card{grid-row:span 2}.wide-card img{border-radius:14px;margin-bottom:16px}.device-table{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:26px}.device-table article{background:#fff;border-radius:18px;overflow:hidden;border:1px solid var(--line)}.device-table img{width:100%;height:190px;object-fit:cover}.device-table h3,.device-table p{margin-left:18px;margin-right:18px}.device-table p{color:var(--muted);margin-bottom:20px}.step-list{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:24px}.step-list div{border-top:2px solid var(--brick);padding-top:16px}.step-list span{font-size:12px;color:var(--brick);font-weight:800}.article-header{padding:24px 0 40px}.article-header .lede{font-size:19px}.article-header img{margin-top:26px;border-radius:24px;max-height:430px;width:100%;object-fit:cover}.prose{font-size:17px}.prose section{padding:26px 0;border-top:1px solid var(--line)}.prose h2{font-size:30px;line-height:1.25;color:var(--charcoal)}.prose h3{font-size:21px;margin-top:28px}.prose p,.prose li{color:#514944}.prose a{color:var(--brick);font-weight:700;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}.prose blockquote{margin:28px 0;padding:20px 24px;background:var(--paper-2);border-left:4px solid var(--gold);font-weight:700;color:var(--charcoal)}.prose code{background:var(--paper-2);padding:2px 6px;border-radius:6px}.article-end{margin-top:34px;display:grid;grid-template-columns:.9fr 1.1fr;gap:28px;background:var(--charcoal);color:#fff;padding:24px;border-radius:22px}.article-end img{border-radius:16px;height:230px;width:100%;object-fit:cover}.article-end p{color:#c9bfb7}.faq-list{padding:30px 0}.faq-item{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;border:0;background:transparent;padding:19px 0;font-weight:800;color:var(--charcoal);cursor:pointer}.faq-item button span{font-size:24px;color:var(--brick)}.faq-answer{padding:0 40px 18px 0;color:var(--muted)}.search-header{padding:24px 0 30px}.page-search{max-width:720px;margin-top:24px}.not-found{max-width:780px;margin:80px auto;padding:28px;text-align:center}.not-found p{color:var(--muted);font-size:17px}.not-found .button-row{justify-content:center;margin-top:28px}
@media(max-width:1024px){.header-shell{gap:14px}.primary-nav{position:absolute;left:20px;right:20px;top:72px;background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:10px;box-shadow:var(--shadow);display:none;flex-direction:column;align-items:stretch}.primary-nav.is-open{display:flex}.nav-toggle{display:inline-flex}.cover-grid{grid-template-columns:1fr}.cover-visual{min-height:380px}.cover-notes{grid-column:auto;grid-template-columns:1fr 1fr 1fr}.split-heading,.device-band,.guide-index,.brand-note,.wide-feature,.page-intro,.two-column-copy,.feature-note{grid-template-columns:1fr}.guide-visual img{position:static;max-height:360px;width:100%;object-fit:cover}.page-intro img{max-height:380px}.comparison-grid,.device-table,.step-list{grid-template-columns:1fr 1fr}.mixed-grid{grid-template-columns:1fr 1fr}.mixed-grid .wide-card{grid-column:1/-1;grid-row:auto}}
@media(max-width:768px){.header-shell{padding:10px 16px;min-height:68px}.brand small{display:none}.brand img{width:40px;height:40px}.search-trigger{padding:8px 11px}.cover-stage{padding:18px 14px}.cover-lead{padding:30px 24px;min-height:auto}.cover-visual{min-height:300px}.cover-notes{grid-template-columns:1fr}.section,.content-shell,.reading-shell{padding-left:18px;padding-right:18px}.section{padding-top:58px;padding-bottom:58px}.story-row{grid-template-columns:110px 1fr;gap:16px}.story-copy h3{font-size:18px}.story-copy p:not(.eyebrow){font-size:14px}.wide-band{grid-template-columns:1fr;padding:42px 18px;gap:24px}.band-links{grid-template-columns:1fr 1fr}.dark-feature img{height:240px}.text-columns,.footer-shell{grid-template-columns:1fr}.footer-shell{padding:38px 20px}.footer-bottom{padding:16px 20px;flex-direction:column;gap:4px}.comparison-grid,.device-table,.step-list{grid-template-columns:1fr}.link-panel{align-items:flex-start;flex-direction:column}.article-end{grid-template-columns:1fr}.mixed-grid{grid-template-columns:1fr}.feature-note img{height:200px}}
@media(max-width:600px){.brand strong{font-size:16px}.nav-toggle{font-size:0;width:40px;height:40px;padding:0;position:relative}.nav-toggle:after{content:"☰";font-size:20px;position:absolute;inset:0;display:grid;place-items:center}.cover-actions,.button-row{flex-direction:column;align-items:stretch}.button{width:100%}.cover-lead h1{font-size:36px}.cover-visual{min-height:250px}.band-links{grid-template-columns:1fr}.story-row{grid-template-columns:1fr}.story-thumb{height:190px}.wide-feature{margin:20px 12px;padding:18px}.search-panel{padding:28px 20px}.inline-search>div,.search-line{flex-direction:column;gap:8px}.inline-search input,.search-line input,.inline-search button,.search-line button{border-radius:12px;padding:11px 13px}.page-intro h1,.article-header h1,.search-header h1{font-size:38px}.page-intro img{height:240px}.article-header img{height:260px}.footer-bottom{font-size:11px}}
@media(max-width:375px){.header-shell{gap:8px}.search-trigger{font-size:12px}.brand span{display:none}.cover-lead{padding:26px 18px}.cover-lead h1{font-size:32px}.section-heading h2,.content-section h2,.wide-band h2,.device-copy h2,.wide-feature h2,.brand-note h2,.closing-index h2{font-size:27px}.topic-chip{min-width:220px}}
