/* 91浏览器 - 内容型官网样式 */
:root{
    --primary:#6F5AE8;
    --primary-soft:#9A8CF2;
    --ink:#242433;
    --body:#30303A;
    --muted:#70707D;
    --bg:#F8F8FC;
    --soft:#F0EEFA;
    --accent:#F29A4A;
    --white:#FFFFFF;
    --line:#DDD9EE;
    --shadow:0 20px 50px rgba(36,36,51,.08);
    --radius:24px;
    --radius-sm:14px;
    --container:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--body);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;line-height:1.72;-webkit-font-smoothing:antialiased}
body.modal-open{overflow:hidden}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid rgba(111,90,232,.35);outline-offset:3px}
button,input{font:inherit}
button{cursor:pointer}
code{padding:.12em .42em;border-radius:6px;background:var(--soft);font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.92em}
.container{width:min(calc(100% - 40px),var(--container));margin:0 auto}
.content-narrow{width:min(calc(100% - 40px),860px)}
.skip-link{position:fixed;left:16px;top:-80px;z-index:9999;background:var(--ink);color:#fff;padding:10px 14px;border-radius:8px;transition:.2s}
.skip-link:focus{top:16px}
.site-header{position:sticky;top:0;z-index:1000;background:rgba(248,248,252,.94);backdrop-filter:blur(14px);border-bottom:1px solid rgba(221,217,238,.85)}
.header-inner{min-height:76px;display:flex;align-items:center;gap:24px}
.brand{display:inline-flex;align-items:center;gap:11px;flex:0 0 auto}
.brand img{width:44px;height:44px;border-radius:12px;object-fit:cover;background:var(--soft)}
.brand-copy{display:grid;line-height:1.2}.brand-copy strong{font-size:18px;color:var(--ink)}.brand-copy small{margin-top:5px;color:var(--muted);font-size:11px}
.site-nav{display:flex;align-items:center;justify-content:center;gap:4px;margin-left:auto}
.site-nav a{padding:10px 12px;border-radius:10px;color:#4E4E5B;font-size:14px;white-space:nowrap}
.site-nav a:hover,.site-nav a.is-active{color:var(--primary);background:#EFECFF}
.search-open,.menu-toggle{border:1px solid var(--line);background:var(--white);color:var(--ink);padding:9px 13px;border-radius:10px;font-weight:700}
.search-open:hover,.menu-toggle:hover{border-color:var(--primary);color:var(--primary)}
.menu-toggle{display:none}
.search-modal{position:fixed;inset:0;z-index:2000;background:rgba(26,25,39,.58);padding:72px 20px;overflow:auto}
.search-modal[hidden]{display:none !important}
.search-panel{position:relative;width:min(720px,100%);margin:0 auto;background:var(--white);border-radius:28px;padding:34px;box-shadow:0 30px 80px rgba(20,19,31,.25)}
.search-close{position:absolute;right:20px;top:16px;border:0;background:transparent;font-size:30px;color:var(--muted);line-height:1}
.search-panel h2{margin:0 0 20px;color:var(--ink);font-size:clamp(26px,4vw,40px);line-height:1.2}
.search-form label,.inline-search label,.search-page-form label,.aside-search label{display:block;font-weight:700;color:var(--ink);margin-bottom:8px}
.search-row{display:flex;gap:10px}.search-row input,.inline-search input,.search-page-form input,.aside-search input{width:100%;border:1px solid var(--line);background:#FBFAFF;border-radius:12px;padding:13px 14px;color:var(--ink);min-width:0}.search-row input:focus,.inline-search input:focus,.search-page-form input:focus,.aside-search input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(111,90,232,.09)}
.breadcrumb{display:flex;align-items:center;gap:8px;padding-top:18px;color:var(--muted);font-size:13px}.breadcrumb a:hover{color:var(--primary)}
.hero{padding:76px 0 70px;background:radial-gradient(circle at 78% 18%,rgba(154,140,242,.25),transparent 30%),linear-gradient(180deg,#FBFAFF 0%,#F8F8FC 100%)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:58px;align-items:center}
.hero-copy h1,.page-hero h1,.article-hero h1,.not-found h1{margin:0;color:var(--ink);font-size:clamp(40px,6vw,68px);line-height:1.09;letter-spacing:-.035em}
.hero-lead,.page-hero p,.article-hero .lead{font-size:18px;color:#555463;margin:24px 0 0;max-width:760px}
.eyebrow{margin:0 0 12px;color:var(--primary);font-size:13px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:11px 18px;border-radius:12px;font-weight:800;border:1px solid transparent;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}
.button:hover{transform:translateY(-1px)}
.button-primary{background:var(--primary);color:#fff;box-shadow:0 14px 28px rgba(111,90,232,.2)}
.button-primary:hover{box-shadow:0 18px 32px rgba(111,90,232,.28)}
.button-secondary{border-color:#CFC8F5;background:var(--white);color:var(--primary)}
.button-secondary:hover{border-color:var(--primary)}
.button-light{background:#fff;color:var(--ink)}
.button-outline-light{border-color:rgba(255,255,255,.42);color:#fff;background:transparent}
.hero-notes{display:flex;flex-wrap:wrap;gap:8px 18px;padding:0;margin:28px 0 0;list-style:none;color:var(--muted);font-size:13px}.hero-notes li{position:relative;padding-left:14px}.hero-notes li:before{content:"";position:absolute;left:0;top:.72em;width:5px;height:5px;border-radius:50%;background:var(--accent)}
.hero-visual{margin:0;background:var(--white);padding:18px;border-radius:32px;box-shadow:var(--shadow);border:1px solid #EBE8F6}.hero-visual img{border-radius:20px;width:100%;aspect-ratio:1.12/1;object-fit:cover}.hero-visual figcaption{padding:14px 6px 0;color:var(--muted);font-size:13px}
.section{padding:82px 0}.section-soft{background:var(--soft)}.section-dark{background:var(--ink);color:#D7D4E6}.section-accent-band{background:#FFF2E6}
.section-heading{max-width:760px;margin-bottom:34px}.section-heading h2,.editorial-intro h2,.content-narrow h2,.callout-grid h2,.faq-teaser h2{margin:0;color:var(--ink);font-size:clamp(30px,4.2vw,48px);line-height:1.16;letter-spacing:-.02em}.section-heading>p:last-child,.split-heading>p,.editorial-intro>p,.topic-copy>p{color:var(--muted)}
.split-heading{max-width:none;display:grid;grid-template-columns:1fr .8fr;gap:60px;align-items:end}.split-heading>p{margin:0}.light-heading h2,.section-dark h2,.section-dark h3{color:#fff}.section-dark .eyebrow{color:#BDB4FF}
.intent-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.intent-panel{position:relative;background:#fff;border:1px solid #E1DDEE;border-radius:22px;padding:26px;min-height:290px;display:flex;flex-direction:column}.intent-panel h3{margin:50px 0 10px;color:var(--ink);font-size:22px;line-height:1.3}.intent-panel p{margin:0 0 18px;color:var(--muted)}.intent-panel a{margin-top:auto;color:var(--primary);font-weight:800}.intent-number{position:absolute;left:26px;top:24px;font:800 14px ui-monospace,monospace;color:var(--primary)}.intent-primary{background:#6F5AE8;border-color:#6F5AE8;color:#fff}.intent-primary h3,.intent-primary a{color:#fff}.intent-primary p,.intent-primary .intent-number{color:#E6E1FF}.intent-accent{border-top:5px solid var(--accent)}
.editorial-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:62px;align-items:center}.editorial-grid.reverse{grid-template-columns:1.1fr .9fr}.editorial-intro p{font-size:16px}.editorial-media{margin:0}.editorial-media img{width:100%;border-radius:28px;box-shadow:var(--shadow);object-fit:cover;aspect-ratio:1.28/1}.text-link{display:inline-block;margin-top:10px;color:var(--primary);font-weight:800}.text-link:hover{text-decoration:underline}
.highlight-list{display:grid;gap:1px;background:rgba(255,255,255,.12);border-radius:24px;overflow:hidden}.highlight-row{display:grid;grid-template-columns:230px 1fr;gap:26px;padding:22px;background:#2D2D3E;align-items:center}.highlight-row img{width:230px;height:150px;object-fit:cover;border-radius:14px}.highlight-row h3{margin:0 0 8px;font-size:24px}.highlight-row p{margin:0 0 8px;color:#BDB9CB}.highlight-row a{color:#D9D2FF;font-weight:800}
.principle-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.principle-grid article{padding:24px 20px;border-top:3px solid var(--primary);background:#fff;border-radius:4px 4px 18px 18px}.principle-grid span{display:inline-block;margin-bottom:38px;font:800 12px ui-monospace,monospace;color:var(--primary);letter-spacing:.12em}.principle-grid h3{margin:0 0 9px;color:var(--ink);font-size:19px}.principle-grid p{margin:0;color:var(--muted);font-size:14px}
.topic-layout{display:grid;grid-template-columns:.86fr 1.14fr;gap:70px;align-items:center}.topic-image img{width:100%;border-radius:28px;min-height:540px;object-fit:cover}.topic-copy h2{margin:0;color:var(--ink);font-size:clamp(34px,5vw,52px);line-height:1.12}.check-list{list-style:none;padding:0;margin:24px 0}.check-list li{position:relative;padding:10px 0 10px 32px;border-bottom:1px solid rgba(111,90,232,.14)}.check-list li:before{content:"✓";position:absolute;left:0;top:10px;width:21px;height:21px;border-radius:50%;display:grid;place-items:center;background:#E4E0FF;color:var(--primary);font-size:12px;font-weight:900}
.guide-preview-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.guide-preview-card{display:grid;grid-template-columns:180px 1fr;gap:22px;background:#fff;border:1px solid #E5E1F0;border-radius:20px;padding:14px}.guide-preview-card img{width:180px;height:150px;object-fit:cover;border-radius:14px}.guide-preview-card h3{margin:4px 0 8px;color:var(--ink);font-size:20px}.guide-preview-card p{margin:0 0 12px;color:var(--muted);font-size:14px}.guide-preview-card a{color:var(--primary);font-weight:800;font-size:14px}.section-actions{text-align:center;margin-top:30px}
.site-map-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.site-map-grid article{display:flex;flex-direction:column;min-height:280px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px}.site-map-grid span{font-size:12px;font-weight:900;letter-spacing:.1em;color:var(--primary);margin-bottom:34px}.site-map-grid h3{margin:0 0 8px;color:var(--ink);font-size:20px}.site-map-grid p{margin:0 0 18px;color:var(--muted);font-size:14px}.site-map-grid a{padding:7px 0;border-top:1px solid var(--line);color:var(--primary);font-weight:800;font-size:14px}.site-map-grid a:first-of-type{margin-top:auto}.band-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}.band-grid h2{margin:0;color:var(--ink);font-size:38px;line-height:1.2}.band-grid p{color:#6A5A50}.inline-search>div{display:flex}.inline-search input{border-radius:12px 0 0 12px;background:#fff}.inline-search button{border:0;background:var(--accent);color:#3D2917;font-weight:900;padding:0 18px;border-radius:0 12px 12px 0}.faq-teaser{display:grid;grid-template-columns:.65fr 1.35fr;gap:40px}.mini-faq details{border-bottom:1px solid var(--line);padding:16px 0}.mini-faq summary{cursor:pointer;font-weight:800;color:var(--ink)}.mini-faq p{color:var(--muted)}.faq-teaser>.text-link{grid-column:2}
.page-hero{padding:64px 0 58px;background:#F4F2FB}.compact-hero{background:linear-gradient(135deg,#F3F0FF,#FBFAFF)}.download-hero{background:linear-gradient(135deg,#FFF6ED,#F4F2FB)}.guide-hero{background:#F2F0FB}.faq-hero{background:#F6F3FF}.privacy-hero{background:#F3F2FA}.safety-hero{background:#FFF5EB}.contact-hero{background:#F5F3FB}.about-hero{background:#F2F0FA}.search-page-hero{background:#F3F0FF}
.two-col-hero{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}.two-col-hero img{width:100%;border-radius:26px;aspect-ratio:1.28/1;object-fit:cover;box-shadow:var(--shadow)}.page-hero h1{font-size:clamp(36px,5vw,58px)}
.notice-card{padding:22px 24px;border-left:5px solid var(--primary);background:#F1EFFF;border-radius:12px;margin-bottom:36px}.notice-card.orange{border-color:var(--accent);background:#FFF3E8}.notice-card strong{color:var(--ink);font-size:18px}.notice-card p{margin:8px 0 0;color:#555463}
.step-list{display:grid;gap:14px;margin:24px 0 48px}.step-list article{display:grid;grid-template-columns:56px 1fr;gap:20px;padding:22px 0;border-bottom:1px solid var(--line)}.step-list span{width:52px;height:52px;border-radius:14px;background:var(--primary);color:#fff;display:grid;place-items:center;font-weight:900}.step-list h3{margin:0 0 6px;color:var(--ink);font-size:21px}.step-list p{margin:0;color:var(--muted)}
.prose-columns{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.prose-columns section{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px}.prose-columns h3{margin:0 0 10px;color:var(--ink);font-size:19px}.prose-columns p{margin:0;color:var(--muted);font-size:14px}
.comparison-table-wrap{overflow:auto}.comparison-table{width:100%;border-collapse:separate;border-spacing:0;background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden}.comparison-table th,.comparison-table td{text-align:left;padding:16px 18px;border-bottom:1px solid var(--line);vertical-align:top}.comparison-table th{background:#EEEAFB;color:var(--ink)}.comparison-table tr:last-child td{border-bottom:0}.comparison-table a{color:var(--primary);font-weight:800}
.callout-grid{display:grid;grid-template-columns:1fr auto;gap:40px;align-items:center}.callout-grid p{max-width:760px;color:#BDB9CB}.button-pair{display:flex;gap:10px;flex-wrap:wrap}
.number-checklist{padding:0;margin:22px 0 46px;list-style:none}.number-checklist li{display:grid;grid-template-columns:46px 1fr;gap:16px;align-items:start;padding:18px 0;border-bottom:1px solid var(--line)}.number-checklist span{width:40px;height:40px;border-radius:50%;background:#FFF0E2;color:#9A5417;display:grid;place-items:center;font-weight:900}.number-checklist p{margin:5px 0 0}
.version-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.version-grid article{background:#fff;border-radius:18px;padding:24px;border:1px solid #E5E1F0}.version-grid span{display:inline-block;margin-bottom:30px;color:var(--accent);font-weight:900}.version-grid h3{margin:0 0 8px;color:var(--ink)}.version-grid p{margin:0;color:var(--muted)}
.feature-stack{display:grid;gap:18px}.feature-block{display:grid;grid-template-columns:.8fr 1.2fr;gap:60px;padding:34px;border-radius:22px;background:#fff;border:1px solid var(--line)}.feature-block h2{margin:0;color:var(--ink);font-size:34px}.feature-block p{color:var(--muted)}.feature-block ul{margin:0;padding:0;list-style:none}.feature-block li{padding:16px 0;border-bottom:1px solid var(--line);font-weight:650}.feature-block li:last-child{border-bottom:0}
.quote-panel{margin:30px 0;padding:34px;border-radius:20px;background:var(--ink);color:#fff;font-size:24px;line-height:1.5}.quote-panel p{margin:0}
.guide-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.guide-card{background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden}.guide-card img{width:100%;height:250px;object-fit:cover}.guide-card>div{padding:24px}.guide-card h2{margin:0 0 8px;color:var(--ink);font-size:24px}.guide-card p{margin:0 0 14px;color:var(--muted)}.guide-card a{color:var(--primary);font-weight:800}
.decision-flow{display:grid;gap:0;border-top:1px solid var(--line)}.decision-flow article{display:grid;grid-template-columns:48px 220px 1fr;gap:20px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line)}.decision-flow span{width:40px;height:40px;display:grid;place-items:center;border-radius:50%;background:#E9E5FF;color:var(--primary);font-weight:900}.decision-flow h3{margin:0;color:var(--ink);font-size:18px}.decision-flow p{margin:0;color:var(--muted)}
.article-hero{padding:64px 0 48px;background:#F4F2FB}.article-hero h1{font-size:clamp(38px,5vw,58px)}.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:54px;align-items:start}.article-body{min-width:0}.article-body>figure{margin:0 0 38px}.article-body>figure img{width:100%;border-radius:24px;aspect-ratio:1.55/1;object-fit:cover}.article-body figcaption{margin-top:10px;color:var(--muted);font-size:13px}.article-body h2{margin:42px 0 10px;color:var(--ink);font-size:30px;line-height:1.3}.article-body p{font-size:17px;color:#4B4A56}.article-body a{color:var(--primary);font-weight:750}.article-aside{position:sticky;top:104px;display:grid;gap:16px}.aside-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px}.aside-card h2{margin:0 0 14px;color:var(--ink);font-size:18px}.aside-card ul{margin:0;padding-left:20px;color:var(--muted)}.aside-card a{display:block;padding:9px 0;border-bottom:1px solid var(--line);color:var(--primary);font-weight:750}.aside-card a:last-child{border-bottom:0}.article-next,.tip-panel{margin-top:40px;padding:24px;border-radius:18px;background:#F0EEFA}.article-next strong,.tip-panel strong{font-size:18px;color:var(--ink)}
.symptom-grid,.warning-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:38px}.symptom-grid section,.warning-grid article{padding:20px;border-radius:16px;border:1px solid var(--line);background:#fff}.symptom-grid h3,.warning-grid h3{margin:0 0 7px;color:var(--ink)}.symptom-grid p,.warning-grid p{margin:0;color:var(--muted);font-size:14px}
.aside-search{display:grid;gap:8px}.aside-search button{border:0;border-radius:10px;padding:10px;background:var(--primary);color:#fff;font-weight:800}
.faq-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:40px;align-items:start}.faq-list{display:grid;gap:12px}.faq-list details{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden}.faq-list summary{cursor:pointer;list-style:none;display:flex;gap:14px;align-items:center;padding:20px;font-weight:800;color:var(--ink)}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary span{color:var(--primary);font:800 12px ui-monospace,monospace}.faq-list details>div{padding:0 20px 20px 48px;color:var(--muted)}.faq-list p{margin:0}.faq-aside{position:sticky;top:104px;display:grid;gap:16px}
.topic-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:28px 0 44px}.topic-summary article{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px}.topic-summary h3{margin:0 0 8px;color:var(--ink)}.topic-summary p{color:var(--muted);font-size:14px}.topic-summary a{color:var(--primary);font-weight:800}
.search-page-form{margin-top:26px}.search-page-form>div{display:flex}.search-page-form input{border-radius:12px 0 0 12px;background:#fff}.search-page-form button{border:0;background:var(--primary);color:#fff;padding:0 18px;border-radius:0 12px 12px 0;font-weight:850}.empty-state{padding:40px;border:1px dashed #CFC8E9;background:#fff;border-radius:18px;text-align:center}.empty-state h2{margin-top:0}.result-summary{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:20px}.result-summary strong{font-size:20px;color:var(--ink)}.result-summary p{margin:0;color:var(--muted)}.search-results{display:grid;gap:12px}.search-results article{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px}.search-results h2{margin:0 0 7px;font-size:21px}.search-results h2 a{color:var(--ink)}.search-results h2 a:hover{color:var(--primary)}.search-results p{margin:0 0 8px;color:var(--muted)}.search-results span{font-size:12px;color:var(--primary)}
.not-found{padding:120px 0;text-align:center}.not-found h1{font-size:clamp(44px,8vw,78px)}.not-found p{max-width:640px;margin:22px auto;color:var(--muted)}.not-found-links,.quick-links{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}.quick-links{margin-top:30px}.quick-links a{color:var(--primary);font-weight:800}
.site-footer{background:#1F1F2C;color:#BDB9CB;padding:62px 0 24px}.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:50px}.footer-grid h2{margin:0 0 12px;color:#fff;font-size:15px}.footer-grid a{display:block;padding:5px 0;font-size:14px}.footer-grid a:hover{color:#fff}.footer-grid p{max-width:360px}.footer-brand{font-size:24px!important;color:#fff;font-weight:900}.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-top:42px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);font-size:13px}.back-top{border:1px solid rgba(255,255,255,.18);background:transparent;color:#fff;border-radius:9px;padding:8px 11px}
@media (max-width:1100px){.site-map-grid{grid-template-columns:repeat(2,1fr)}.site-nav{position:fixed;left:20px;right:20px;top:86px;display:none;flex-direction:column;align-items:stretch;background:#fff;padding:14px;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}.site-nav.is-open{display:flex}.site-nav a{padding:12px 14px}.menu-toggle{display:inline-flex;margin-left:auto}.search-open{margin-left:0}.hero-grid,.two-col-hero,.editorial-grid,.editorial-grid.reverse,.topic-layout{grid-template-columns:1fr;gap:38px}.hero-visual,.two-col-hero img{max-width:760px}.principle-grid{grid-template-columns:repeat(2,1fr)}.feature-block{grid-template-columns:1fr;gap:24px}.footer-grid{grid-template-columns:1.4fr 1fr 1fr}.footer-grid section:last-child{grid-column:2/4}.article-layout,.faq-layout{grid-template-columns:minmax(0,1fr)}.article-aside,.faq-aside{position:static;grid-template-columns:repeat(2,1fr)}}
@media (max-width:820px){.container{width:min(calc(100% - 28px),var(--container))}.content-narrow{width:min(calc(100% - 28px),860px)}.hero{padding:54px 0}.section{padding:62px 0}.hero-copy h1,.page-hero h1,.article-hero h1{font-size:clamp(34px,10vw,52px)}.split-heading,.band-grid,.faq-teaser,.callout-grid{grid-template-columns:1fr;gap:24px}.intent-grid,.prose-columns,.guide-grid,.topic-summary{grid-template-columns:1fr}.guide-preview-grid{grid-template-columns:1fr}.highlight-row{grid-template-columns:160px 1fr}.highlight-row img{width:160px;height:130px}.version-grid{grid-template-columns:1fr}.decision-flow article{grid-template-columns:42px 1fr}.decision-flow p{grid-column:2}.faq-teaser>.text-link{grid-column:1}.footer-grid{grid-template-columns:repeat(2,1fr)}.footer-grid section:last-child{grid-column:auto}.symptom-grid,.warning-grid{grid-template-columns:1fr}}
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@media (max-width:390px){.container,.content-narrow{width:min(calc(100% - 22px),var(--container))}.brand-copy strong{font-size:16px}.hero-copy h1,.page-hero h1,.article-hero h1{font-size:32px}.section-heading h2,.editorial-intro h2,.content-narrow h2,.callout-grid h2,.faq-teaser h2{font-size:28px}.hero-lead,.page-hero p,.article-hero .lead{font-size:16px}.page-hero,.article-hero{padding:46px 0 38px}}