:root{
    --brand:#C84A5A;
    --copper:#D08A48;
    --ink:#121214;
    --bg:#17171A;
    --panel:#222226;
    --panel-2:#2A292D;
    --text:#F1EEEE;
    --muted:#A9A3A6;
    --accent:#E59A3A;
    --line:rgba(241,238,238,.12);
    --line-strong:rgba(241,238,238,.2);
    --shadow:0 24px 70px rgba(0,0,0,.28);
    --radius:22px;
    --radius-sm:14px;
    --container:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg)}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.75;letter-spacing:.01em;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{color:inherit}
code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;background:rgba(255,255,255,.06);padding:.12em .38em;border-radius:6px}
.container{width:min(calc(100% - 48px),var(--container));margin:0 auto}
.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
.skip-link{position:fixed;z-index:9999;left:18px;top:18px;transform:translateY(-150%);background:var(--accent);color:#17171A;padding:10px 14px;border-radius:10px;font-weight:800;transition:.2s}
.skip-link:focus{transform:translateY(0)}
.eyebrow{margin:0 0 10px;color:var(--copper);font-size:.78rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase}
.button{display:inline-flex;min-height:46px;align-items:center;justify-content:center;gap:8px;padding:0 20px;border:1px solid transparent;border-radius:999px;font-weight:800;transition:transform .2s,border-color .2s,background .2s}
.button:hover{transform:translateY(-2px)}
.button--primary{background:var(--brand);color:white;box-shadow:0 12px 28px rgba(200,74,90,.24)}
.button--primary:hover{background:#D35363}
.button--ghost{border-color:var(--line-strong);background:rgba(255,255,255,.03)}
.button--ghost:hover{border-color:rgba(229,154,58,.5);background:rgba(229,154,58,.08)}
.text-link,.inline-link{font-weight:750;color:#F4D2B0}
.text-link span,.inline-link{transition:color .2s}
.inline-link:hover,.text-link:hover{color:var(--accent)}
.site-header{position:sticky;top:0;z-index:50;border-bottom:1px solid rgba(255,255,255,.07);background:rgba(18,18,20,.86);backdrop-filter:blur(18px)}
.header-shell{width:min(calc(100% - 36px),1280px);min-height:76px;margin:0 auto;display:flex;align-items:center;gap:28px}
.brand-mark{display:inline-flex;align-items:center;gap:11px;margin-right:auto;min-width:max-content}
.brand-mark img{width:44px;height:44px;object-fit:contain;border-radius:10px}
.brand-mark span{display:grid;line-height:1.2}
.brand-mark b{font-size:1.04rem}
.brand-mark small{margin-top:4px;color:var(--muted);font-size:.7rem}
.site-nav{display:flex;align-items:center;gap:4px}
.site-nav a{padding:9px 11px;border-radius:10px;color:#C7C1C4;font-size:.92rem;white-space:nowrap}
.site-nav a:hover,.site-nav a.is-active{color:white;background:rgba(255,255,255,.06)}
.site-nav a.is-active{box-shadow:inset 0 -2px var(--brand)}
.search-open,.nav-toggle{border:0;background:transparent;cursor:pointer}
.search-open{border-left:1px solid var(--line);padding:8px 0 8px 20px;color:#D5D0D2;font-size:.9rem}
.search-open span{font-size:1.15rem;margin-right:4px;color:var(--accent)}
.nav-toggle{display:none;padding:8px;border-radius:10px}
.nav-toggle span{display:block;width:22px;height:2px;margin:4px 0;background:var(--text)}
.nav-toggle b{position:absolute;clip:rect(0,0,0,0);width:1px;height:1px;overflow:hidden}
.search-modal{position:fixed;inset:0;z-index:1000;display:grid;place-items:start center;padding-top:11vh}
.search-modal[hidden]{display:none!important}
.search-backdrop{position:absolute;inset:0;background:rgba(6,6,8,.76);backdrop-filter:blur(8px)}
.search-panel{position:relative;width:min(calc(100% - 32px),680px);padding:34px;border:1px solid var(--line-strong);border-radius:24px;background:#1C1C1F;box-shadow:var(--shadow)}
.search-panel h2{margin:0 0 8px;font-size:1.8rem}
.search-panel>p:not(.eyebrow){color:var(--muted);margin:0 0 22px}
.search-close{position:absolute;top:18px;right:18px;width:38px;height:38px;border-radius:50%;border:1px solid var(--line);background:transparent;cursor:pointer;font-size:1.5rem}
.search-form label{display:block;margin-bottom:8px;color:#D7D1D4;font-size:.82rem;font-weight:700}
.search-line{display:flex;gap:10px}
.search-line input{width:100%;min-width:0;height:50px;border:1px solid var(--line-strong);background:#151518;color:white;border-radius:12px;padding:0 15px;outline:none}
.search-line input:focus{border-color:rgba(229,154,58,.7);box-shadow:0 0 0 3px rgba(229,154,58,.1)}
.search-line button{flex:0 0 auto;border:0;border-radius:12px;padding:0 20px;background:var(--accent);color:#17171A;font-weight:850;cursor:pointer}
.search-form--wide{width:min(100%,680px)}
.home-hero{position:relative;min-height:670px;display:flex;align-items:flex-end;overflow:hidden;background:var(--ink)}
.home-hero__media,.home-hero__veil{position:absolute;inset:0}
.home-hero__media img{width:100%;height:100%;object-fit:cover;filter:saturate(.78) contrast(1.05)}
.home-hero__veil{background:linear-gradient(90deg,rgba(18,18,20,.98) 5%,rgba(18,18,20,.87) 45%,rgba(18,18,20,.35) 75%,rgba(18,18,20,.58)),linear-gradient(0deg,var(--bg) 0%,transparent 30%)}
.home-hero__content{position:relative;z-index:2;padding-top:120px;padding-bottom:74px}
.home-hero h1{max-width:780px;margin:0;font-size:clamp(2.8rem,6vw,5.7rem);line-height:1.03;letter-spacing:-.04em;font-weight:900}
.hero-lead{max-width:680px;margin:26px 0 0;color:#D0C9CC;font-size:1.09rem;line-height:1.9}
.hero-actions{display:flex;align-items:center;gap:24px;flex-wrap:wrap;margin-top:34px}
.hero-domain{display:grid;grid-template-columns:auto auto 1fr;align-items:center;gap:12px;width:min(100%,700px);margin-top:54px;padding-top:20px;border-top:1px solid var(--line)}
.hero-domain span{color:var(--muted);font-size:.8rem}.hero-domain strong{font-size:.95rem}.hero-domain small{justify-self:end;color:#888186}
.section{padding:96px 0}.section--tight{padding:66px 0}.section--article{padding-top:38px}
.intro-grid{display:grid;grid-template-columns:.85fr 1.35fr;gap:90px;align-items:start}
.intro-grid h2,.section-heading h2{margin:0;font-size:clamp(2rem,4vw,3.3rem);line-height:1.13;letter-spacing:-.025em}
.prose{color:#CBC5C8;font-size:1.02rem}.prose p:first-child{margin-top:0}.prose p:last-child{margin-bottom:0}
.section-heading{max-width:760px;margin-bottom:34px}.section-heading>p:last-child{color:var(--muted)}
.section-heading--split{max-width:none;display:grid;grid-template-columns:1.4fr .7fr;gap:80px;align-items:end}
.intent-strip{background:#141416;border-top:1px solid rgba(255,255,255,.05);border-bottom:1px solid rgba(255,255,255,.05)}
.intent-list{border-top:1px solid var(--line)}
.intent-row{display:grid;grid-template-columns:80px 1fr 300px;gap:28px;align-items:center;padding:32px 0;border-bottom:1px solid var(--line)}
.intent-number{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;color:#756F72;font-size:.82rem}
.intent-row h3{margin:0 0 6px;font-size:1.22rem}.intent-row p{margin:0;color:var(--muted)}.intent-row>a{justify-self:end;color:#F0D7BD;font-weight:750;text-align:right}
.visual-note__grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;align-items:center}
.visual-note__image img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow)}
.visual-note__copy h2,.app-bridge__copy h2,.status-copy h2{margin:0 0 20px;font-size:clamp(2rem,4vw,3.2rem);line-height:1.13;letter-spacing:-.025em}
.visual-note__copy>p:not(.eyebrow),.app-bridge__copy>p:not(.eyebrow),.status-copy>p{color:#C8C1C4}
.check-list{list-style:none;margin:24px 0;padding:0;display:grid;gap:11px}
.check-list li{position:relative;padding-left:28px;color:#D0C9CC}.check-list li:before{content:"✓";position:absolute;left:0;top:0;color:var(--accent);font-weight:900}
.app-bridge{background:linear-gradient(90deg,#211719,#17171A 60%)}
.app-bridge__layout{display:grid;grid-template-columns:1.2fr .8fr;gap:80px;align-items:center}
.app-bridge__image img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:24px}
.mini-points{display:flex;flex-wrap:wrap;gap:9px;margin:26px 0}.mini-points span,.tag-line span{padding:7px 11px;border:1px solid rgba(229,154,58,.22);border-radius:999px;background:rgba(229,154,58,.06);color:#E8C29C;font-size:.78rem}
.status-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:86px;align-items:start}
.status-board{border-top:1px solid var(--line)}.status-board>div{position:relative;display:grid;grid-template-columns:24px 150px 1fr;gap:12px;align-items:start;padding:24px 0;border-bottom:1px solid var(--line)}.status-board p{margin:0;color:var(--muted)}
.status-dot{width:9px;height:9px;margin-top:9px;border-radius:50%;background:#777}.status-dot--good{background:#6CB98B}.status-dot--warm{background:var(--accent)}.status-dot--muted{background:#7D777B}
.home-guide{padding-top:54px}.related-list{display:grid;grid-template-columns:repeat(2,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.related-item{display:flex;justify-content:space-between;gap:20px;min-height:130px;padding:28px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);transition:.2s}.related-item:hover{background:rgba(255,255,255,.025)}.related-item span{font-size:1.1rem;font-weight:800}.related-item small{max-width:280px;color:var(--muted);font-size:.86rem;text-align:right}
.search-band{padding-top:42px}.search-band__inner{display:flex;gap:70px;align-items:center;justify-content:space-between;padding:38px 0;border-top:1px solid var(--line)}.search-band h2{margin:0 0 8px;font-size:1.7rem}.search-band p:not(.eyebrow){margin:0;color:var(--muted)}
.site-footer{margin-top:78px;border-top:1px solid var(--line);background:#121214}.footer-shell{width:min(calc(100% - 48px),var(--container));margin:0 auto;display:grid;grid-template-columns:1.8fr 1fr 1fr;gap:70px;padding:66px 0 54px}.footer-intro p{max-width:580px;color:#9E989B}.footer-brand{display:flex;align-items:center;gap:10px}.brand-dot{width:12px;height:12px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 6px rgba(200,74,90,.12)}.footer-shell h2{margin:0 0 14px;font-size:.82rem;color:#E3DDDF;letter-spacing:.12em;text-transform:uppercase}.footer-shell>div:not(.footer-intro){display:grid;align-content:start;gap:8px}.footer-shell a{color:#A9A3A6}.footer-shell a:hover{color:white}.footer-bottom{width:min(calc(100% - 48px),var(--container));margin:0 auto;padding:20px 0 28px;border-top:1px solid rgba(255,255,255,.07);display:flex;justify-content:space-between;color:#716C6F;font-size:.76rem}
.back-top{position:fixed;right:22px;bottom:22px;width:44px;height:44px;border:1px solid var(--line-strong);border-radius:50%;background:#242428;color:white;cursor:pointer;opacity:0;transform:translateY(12px);pointer-events:none;transition:.2s;z-index:40}.back-top.is-visible{opacity:1;transform:none;pointer-events:auto}
.inner-shell{padding-top:28px}.breadcrumb{margin:0 0 38px}.breadcrumb ol{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:0;padding:0;color:#817B7E;font-size:.8rem}.breadcrumb li:not(:last-child):after{content:"/";margin-left:8px;color:#555}.breadcrumb a:hover{color:#D7D1D4}
.article-hero{padding:42px 0 76px;border-bottom:1px solid var(--line)}.article-hero h1{max-width:940px;margin:0;font-size:clamp(2.6rem,5vw,5rem);line-height:1.05;letter-spacing:-.04em}.article-hero p:not(.eyebrow){max-width:780px;margin:22px 0 0;color:#BDB6B9;font-size:1.05rem}.article-hero--split,.guide-hero{display:grid;grid-template-columns:1.15fr .85fr;gap:70px;align-items:center}.article-hero__media img,.guide-hero>img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:22px}.article-hero--narrow{max-width:920px}.app-hero{display:grid;grid-template-columns:1.15fr .85fr;gap:70px;align-items:center;background:linear-gradient(100deg,rgba(200,74,90,.08),transparent 60%)}.app-hero__media img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:26px}.tag-line{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px}
.page-index{display:grid;grid-template-columns:120px 1fr;gap:30px;padding:28px 0;border-bottom:1px solid var(--line)}.page-index ul{display:flex;flex-wrap:wrap;gap:9px 16px;list-style:none;margin:0;padding:0}.page-index a{color:#C8C1C4;font-size:.9rem}.page-index a:hover{color:var(--accent)}
.article-body{width:min(100%,860px);margin:0 auto;padding:66px 0}.article-body--wide{width:min(100%,960px)}.article-body section{padding:26px 0 44px;border-bottom:1px solid var(--line)}.article-body h2{margin:0 0 18px;font-size:clamp(1.7rem,3vw,2.5rem);line-height:1.25;letter-spacing:-.02em}.article-body h3{font-size:1.3rem}.article-body p{color:#C8C1C4;margin:0 0 18px}.article-body strong{color:white}.article-body a:not(.button){color:#F0CDA8;text-decoration:underline;text-underline-offset:3px}.notice{margin:30px 0;padding:22px 24px;border:1px solid var(--line);border-left:4px solid #797377;border-radius:14px;background:rgba(255,255,255,.025)}.notice strong{display:block;margin-bottom:6px}.notice p{margin:0!important;color:#B9B2B5!important}.notice--warm{border-left-color:var(--accent)}.notice--alert{border-left-color:var(--brand)}.notice--good{border-left-color:#6CB98B}
.number-list{margin:28px 0;display:grid;gap:0;border-top:1px solid var(--line)}.number-list>div{display:grid;grid-template-columns:54px 1fr;gap:20px;padding:20px 0;border-bottom:1px solid var(--line)}.number-list span{font-family:ui-monospace,monospace;color:var(--accent);font-weight:800}.number-list p{margin:0!important}
.compare-table{margin:28px 0;border:1px solid var(--line);border-radius:16px;overflow:hidden}.compare-table>div{display:grid;grid-template-columns:.8fr 1.4fr}.compare-table>div>span{padding:14px 16px;border-bottom:1px solid var(--line)}.compare-table>div>span:first-child{border-right:1px solid var(--line);color:#E5DFE1}.compare-table>div>span:last-child{color:#AAA3A6}.compare-table .compare-head{background:#222226;font-weight:800}.compare-table>div:last-child>span{border-bottom:0}
.article-next{margin:38px 0 0;padding:42px;border:1px solid var(--line);border-radius:22px;background:linear-gradient(100deg,rgba(200,74,90,.08),rgba(229,154,58,.03))}.article-next h2{margin:0 0 10px;font-size:1.8rem}.article-next>p:not(.eyebrow){max-width:760px;color:#AAA3A6}.article-next .button{margin-top:12px}.article-next--grid{display:grid;grid-template-columns:1fr 1fr;gap:0;padding:0;background:none}.article-next--grid>div{padding:38px}.article-next--grid>div+div{border-left:1px solid var(--line)}
.step-flow{border-top:1px solid var(--line)}.step-flow article{display:grid;grid-template-columns:90px 1fr;gap:30px;padding:30px 0;border-bottom:1px solid var(--line)}.step-flow article>span{font-family:ui-monospace,monospace;color:var(--accent);font-size:1.3rem;font-weight:800}.step-flow h3{margin:0 0 7px;font-size:1.25rem}.step-flow p{margin:0;color:var(--muted)}
.image-callout{display:grid;grid-template-columns:.8fr 1.2fr;gap:32px;margin:46px 0;padding:24px;border:1px solid var(--line);border-radius:20px;background:#1C1C1F}.image-callout img{width:100%;height:100%;min-height:260px;object-fit:cover;border-radius:14px}.image-callout h3{margin:0}.image-callout .check-list{margin-bottom:0}
.channel-state{display:grid;grid-template-columns:140px 1fr;gap:32px;align-items:start;margin:46px 0;padding:28px;border:1px solid rgba(229,154,58,.25);border-radius:18px;background:rgba(229,154,58,.05)}.channel-state__badge{display:inline-flex;justify-content:center;padding:8px 12px;border-radius:999px;background:var(--accent);color:#191719;font-size:.78rem;font-weight:900}.channel-state h2{margin:0 0 8px}.channel-state p{margin:0;color:#BDB6B9}
.submission-grid{display:grid;grid-template-columns:repeat(2,1fr);margin:30px 0;border-top:1px solid var(--line);border-left:1px solid var(--line)}.submission-grid>div{display:grid;grid-template-columns:42px 1fr;gap:12px;padding:22px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.submission-grid span{color:var(--accent);font-family:ui-monospace,monospace}.submission-grid p{margin:0!important}
.scenario-list{display:grid;gap:0;padding-top:50px}.scenario-list article{display:grid;grid-template-columns:170px 1fr;gap:40px;padding:34px 0;border-bottom:1px solid var(--line)}.scenario-list article>span{color:var(--accent);font-size:.8rem;font-weight:800;letter-spacing:.08em}.scenario-list h2{margin:0 0 8px;font-size:1.65rem}.scenario-list p{max-width:800px;margin:0;color:var(--muted)}
.logic-chain{display:grid;grid-template-columns:repeat(3,1fr);margin:30px 0;border:1px solid var(--line);border-radius:18px;overflow:hidden}.logic-chain>div{padding:24px}.logic-chain>div+div{border-left:1px solid var(--line)}.logic-chain span{display:block;margin-bottom:12px;color:var(--accent);font-weight:900}.logic-chain p{margin:0!important}
.faq-hero{display:grid;grid-template-columns:1.1fr .9fr;gap:70px;align-items:center}.faq-hero img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:20px}.faq-list{max-width:920px;margin:0 auto;border-top:1px solid var(--line)}.faq-list details{border-bottom:1px solid var(--line)}.faq-list summary{position:relative;padding:24px 52px 24px 0;cursor:pointer;list-style:none;font-weight:800;font-size:1.05rem}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"+";position:absolute;right:4px;top:18px;width:30px;height:30px;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;color:var(--accent);font-size:1.2rem}.faq-list details[open] summary:after{content:"−"}.faq-answer{padding:0 52px 24px 0}.faq-answer p{margin:0;color:var(--muted)}
.about-hero,.safety-hero{display:grid;grid-template-columns:1.15fr .85fr;gap:70px;align-items:center}.about-hero img,.safety-hero img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:22px}
.safety-matrix,.contact-paths{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;padding:52px 0;background:var(--line)}.safety-matrix article,.contact-paths article{background:var(--bg);padding:34px}.safety-matrix span,.contact-paths span{display:inline-block;margin-bottom:14px;color:var(--accent);font-size:.76rem;font-weight:850;letter-spacing:.08em}.safety-matrix h2,.contact-paths h2{margin:0 0 10px;font-size:1.35rem}.safety-matrix p,.contact-paths p{margin:0;color:var(--muted)}.contact-paths a{display:inline-block;margin-top:16px;color:#F0CDA8;font-weight:750}
.search-hero{padding:48px 0 56px;border-bottom:1px solid var(--line)}.search-hero h1{margin:0 0 12px;font-size:clamp(2.4rem,5vw,4.6rem);line-height:1.06;letter-spacing:-.035em}.search-hero>p:not(.eyebrow){max-width:760px;color:var(--muted)}.search-hero form{margin-top:28px}.search-results{padding-top:46px}.result-count{color:var(--muted);font-size:.85rem}.result-list{border-top:1px solid var(--line)}.result-list article{padding:28px 0;border-bottom:1px solid var(--line)}.result-list h2{margin:0 0 6px;font-size:1.35rem}.result-list h2 a:hover{color:var(--accent)}.result-list p:not(.eyebrow){max-width:760px;margin:0 0 10px;color:var(--muted)}.empty-state{display:grid;justify-items:start;max-width:760px}.empty-state img{width:180px;aspect-ratio:1;object-fit:cover;border-radius:18px;margin-bottom:26px}.empty-state h2{margin:0 0 8px}.empty-state p{margin:0;color:var(--muted)}.empty-state a{color:#F0CDA8;text-decoration:underline}
.not-found{min-height:64vh;display:flex;flex-direction:column;justify-content:center;align-items:flex-start;padding-top:90px;padding-bottom:90px}.not-found h1{margin:0;font-size:clamp(3rem,7vw,6.8rem);line-height:1;letter-spacing:-.05em}.not-found>p:not(.eyebrow){max-width:700px;color:var(--muted);font-size:1.05rem}.not-found__links{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:20px}
@media (max-width:1050px){
    .site-nav{position:fixed;left:18px;right:18px;top:84px;display:none;grid-template-columns:1fr 1fr;gap:6px;padding:14px;border:1px solid var(--line-strong);border-radius:18px;background:#1B1B1E;box-shadow:var(--shadow)}
    .site-nav.is-open{display:grid}.site-nav a{padding:12px}.nav-toggle{display:block}.search-open{border-left:0;padding-left:6px}.header-shell{gap:12px}
    .home-hero{min-height:620px}.home-hero__veil{background:linear-gradient(90deg,rgba(18,18,20,.96),rgba(18,18,20,.62)),linear-gradient(0deg,var(--bg),transparent 35%)}
    .intro-grid,.visual-note__grid,.app-bridge__layout,.status-grid,.article-hero--split,.guide-hero,.app-hero,.faq-hero,.about-hero,.safety-hero{grid-template-columns:1fr;gap:42px}
    .visual-note__image{max-width:640px}.visual-note__image img{aspect-ratio:16/10}.app-bridge__image{max-width:620px}.app-bridge__image img{aspect-ratio:16/9}
    .section-heading--split{grid-template-columns:1fr;gap:20px}.intent-row{grid-template-columns:60px 1fr}.intent-row>a{grid-column:2;justify-self:start;text-align:left}
    .article-hero__media img,.guide-hero>img,.about-hero img,.safety-hero img,.faq-hero img{max-width:720px;aspect-ratio:16/9}.app-hero__media img{max-width:560px;aspect-ratio:16/9}
    .footer-shell{grid-template-columns:1.6fr 1fr 1fr;gap:36px}
}
@media (max-width:760px){
    .container{width:min(calc(100% - 32px),var(--container))}.header-shell{width:min(calc(100% - 24px),1280px);min-height:68px}.brand-mark img{width:38px;height:38px}.brand-mark small{display:none}.search-open{font-size:0}.search-open span{font-size:1.3rem;margin:0}
    .home-hero{min-height:580px}.home-hero__content{padding-top:92px;padding-bottom:48px}.home-hero h1{font-size:clamp(2.55rem,13vw,4.4rem)}.hero-lead{font-size:1rem}.hero-domain{grid-template-columns:1fr}.hero-domain small{justify-self:start}.hero-actions{align-items:flex-start;flex-direction:column}
    .section{padding:70px 0}.section--tight{padding:52px 0}.intro-grid{gap:30px}.intro-grid h2,.section-heading h2,.visual-note__copy h2,.app-bridge__copy h2,.status-copy h2{font-size:2rem}
    .intent-row{grid-template-columns:42px 1fr;gap:16px}.intent-row>a{grid-column:1/-1;margin-left:58px}.visual-note__grid,.app-bridge__layout,.status-grid{gap:38px}.status-board>div{grid-template-columns:22px 1fr}.status-board>div p{grid-column:2}.related-list{grid-template-columns:1fr}.related-item{min-height:0;flex-direction:column}.related-item small{text-align:left;max-width:none}.search-band__inner{align-items:stretch;flex-direction:column;gap:24px}
    .footer-shell{width:min(calc(100% - 32px),var(--container));grid-template-columns:1fr 1fr;gap:34px;padding:52px 0}.footer-intro{grid-column:1/-1}.footer-bottom{width:min(calc(100% - 32px),var(--container));flex-direction:column;gap:4px}
    .inner-shell{padding-top:20px}.breadcrumb{margin-bottom:24px}.article-hero{padding:28px 0 54px}.article-hero h1{font-size:clamp(2.35rem,11vw,4rem)}.page-index{grid-template-columns:1fr;gap:10px}.article-body{padding:52px 0}.article-body h2{font-size:1.72rem}.article-next{padding:28px}.article-next--grid{grid-template-columns:1fr}.article-next--grid>div+div{border-left:0;border-top:1px solid var(--line)}
    .step-flow article{grid-template-columns:54px 1fr;gap:18px}.image-callout{grid-template-columns:1fr;padding:18px}.image-callout img{min-height:0;aspect-ratio:16/10}.channel-state{grid-template-columns:1fr}.channel-state__badge{justify-self:start}.submission-grid{grid-template-columns:1fr}.scenario-list article{grid-template-columns:1fr;gap:10px}.logic-chain{grid-template-columns:1fr}.logic-chain>div+div{border-left:0;border-top:1px solid var(--line)}.safety-matrix,.contact-paths{grid-template-columns:1fr}.search-panel{padding:28px 22px}.search-line{gap:8px}.search-line button{padding:0 16px}.compare-table>div{grid-template-columns:1fr}.compare-table>div>span:first-child{border-right:0;background:rgba(255,255,255,.025);font-weight:750}.compare-table .compare-head{display:none}.compare-table>div>span{border-bottom:1px solid var(--line)}
}
@media (max-width:520px){
    body{font-size:15.5px}.site-nav{grid-template-columns:1fr}.brand-mark b{font-size:.98rem}.home-hero{min-height:560px}.home-hero h1{font-size:2.7rem}.button{width:100%}.hero-actions .text-link{padding:4px 0}.intent-row>a{margin-left:0}.status-board>div{grid-template-columns:18px 1fr}.footer-shell{grid-template-columns:1fr}.footer-intro{grid-column:auto}.article-hero h1{font-size:2.45rem}.article-next__links,.not-found__links{width:100%}.not-found__links .text-link{padding:8px 0}.search-line{flex-direction:column}.search-line button{height:48px}.search-panel{margin-top:-28px}.search-close{top:12px;right:12px}.faq-answer{padding-right:8px}.submission-grid>div{grid-template-columns:34px 1fr}
}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}