/* The approved first-screen composition. */
.hero{position:relative;overflow-x:clip;max-width:100%;background:linear-gradient(180deg,var(--bg-top) 0%,var(--bg-bottom) 100%);padding-top:28px;padding-bottom:0}
.hero-in{position:relative;width:min(1060px,calc(100% - 48px));margin-inline:auto}
.hero-copy{position:relative;z-index:2;display:flex;flex-direction:column;align-items:center;text-align:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px 0 11px;margin:0 0 18px;border-radius:var(--r-pill);background:var(--panel);box-shadow:var(--shadow-small);font-size:13px;font-weight:500;color:var(--text-muted)}
.eyebrow .dot{box-shadow:0 0 0 3px var(--accent-wash)}
.hero h1{margin:0 0 22px;font-family:var(--font-display);font-weight:500;font-size:66px;line-height:1.12;letter-spacing:-.02em;color:var(--text)}
.hero h1 .latin{letter-spacing:-.03em}
.hl{background:linear-gradient(90deg,var(--accent),var(--accent-2)) no-repeat 0 92%/100% .28em;padding:0 .04em}
.cta{display:flex;align-items:center;justify-content:center;gap:12px;margin:0 0 20px}
.desc{margin:0 0 12px;max-width:880px;font-size:17px;line-height:1.65;color:var(--text-muted)}
.desc strong{color:var(--text);font-weight:600}
.trust{display:flex;flex-wrap:wrap;justify-content:center;gap:6px 22px;margin:0 0 16px;padding:0;list-style:none;font-size:14px;line-height:22px;color:var(--text-muted)}
.trust li{display:inline-flex;align-items:center;gap:6px}
.trust svg{width:14px;height:14px;color:var(--success)}
.furn{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:10px 22px;margin:0 0 28px;font-size:13px;color:var(--text-muted)}
.furn-group{display:flex;align-items:center;gap:16px}
.furn-k{font-size:12px;color:var(--text-faint);letter-spacing:.04em}
.furn-item{display:inline-flex;align-items:center;gap:6px;white-space:nowrap}
.furn-item svg{width:15px;height:15px;color:var(--text)}
.vsep{display:block;width:1px;height:18px;background:var(--border)}
.flag{display:inline-flex;flex-shrink:0;width:18px;height:12px;border-radius:var(--r-flag);overflow:hidden;box-shadow:0 0 0 1px var(--flag-edge)}
.flag svg{display:block;width:18px;height:12px}
.fl-red{fill:var(--flag-red)}
.fl-white{fill:var(--flag-white)}
.fl-blue{fill:var(--flag-blue)}
.fl-ws{stroke:var(--flag-white)}
.fl-rs{stroke:var(--flag-red)}
.device{position:relative;z-index:1;width:92%;margin:0 auto}
.device::before{content:"";position:absolute;z-index:0;inset:22% -12% -16% 44%;background:radial-gradient(closest-side,var(--accent-glow),var(--transparent));pointer-events:none}
.bezel{position:relative;z-index:1;padding:14px;border-radius:var(--r-xl);background:linear-gradient(180deg,var(--ink-frame) 0%,var(--ink-frame-2) 100%);box-shadow:0 0 0 1px var(--ink-edge),inset 0 1px 0 var(--hi-line-dim),inset 0 0 0 1px var(--hi-line-faint),0 46px 100px -16px var(--accent-shadow),0 30px 60px -30px var(--shade-deep)}
.bezel::after{content:"";position:absolute;top:5px;left:50%;width:4px;height:4px;margin-left:-2px;border-radius:var(--r-circle);background:var(--ink-cam)}
.wall{position:relative;height:372px;border-radius:var(--r-md);overflow:hidden;background:linear-gradient(180deg,var(--wall-top) 0%,var(--wall-mid) 50%,var(--wall-horizon) 67%,var(--wall-horizon) 71%,var(--ridge-1) 100%)}
.wall::before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse 46% 18% at 70% 67%,var(--accent-2-haze),var(--transparent) 72%)}
.wall::after{content:"";position:absolute;inset:0;border-radius:inherit;box-shadow:inset 0 0 0 1px var(--hi-line-faint);pointer-events:none}
.ridges{position:absolute;left:0;bottom:0;width:100%;height:46%;display:block}
.ridges .r1{fill:var(--ridge-1)}
.ridges .r2{fill:var(--ridge-2)}
.ridges .r3{fill:var(--ridge-3)}
.app{position:absolute;z-index:2;top:22px;left:70px;right:70px;bottom:20px;display:flex;flex-direction:column;background:var(--panel);border-radius:var(--r-lg);overflow:hidden;box-shadow:0 0 0 1px var(--shade-ink),0 30px 56px -18px var(--shade-cool),0 8px 18px -8px var(--shade-ink-2)}
.titlebar{flex-shrink:0;height:38px;display:grid;grid-template-columns:110px 1fr 110px;align-items:center;padding:0 14px;background:linear-gradient(180deg,var(--white),var(--panel));border-bottom:1px solid var(--border-soft);box-shadow:inset 0 1px 0 var(--hi-line)}
.lights{display:flex;gap:7px}
.lights i{display:block;width:11px;height:11px;border-radius:var(--r-circle);box-shadow:inset 0 0 0 .5px var(--shade-ink-2)}
.lights .l-r{background:var(--tl-red)}
.lights .l-a{background:var(--tl-amber)}
.lights .l-g{background:var(--tl-green)}
.app-title{text-align:center;font-size:12.5px;font-weight:600;color:var(--text);white-space:nowrap}
.app-title span{color:var(--text-muted);font-weight:500}
.dial{justify-self:end;width:18px;height:18px;color:var(--text-muted)}
.app-body{flex:1;min-height:0;display:grid;grid-template-columns:196px minmax(0,1fr) 276px}
.app-body>*{min-width:0}
.side{display:flex;flex-direction:column;gap:1px;padding:10px;background:var(--side);border-right:1px solid var(--border-soft);font-size:12.5px;color:var(--text-muted)}
.s-row{display:flex;align-items:center;gap:8px;height:24px;padding:0 8px;border-radius:var(--r-slot);white-space:nowrap}
.s-head{color:var(--text);font-weight:600}
.s-flag{padding-left:14px}
.s-flag.is-cur{background:var(--white);color:var(--text);font-weight:500;box-shadow:0 0 0 1px var(--border-soft),0 2px 6px -3px var(--shade-cool)}
.s-sep{height:1px;margin:5px 8px;background:var(--border-soft)}
.s-label{padding:2px 8px 0;height:18px;font-size:11px;color:var(--text-faint);letter-spacing:.06em}
.ico{display:inline-flex;align-items:center;justify-content:center;width:18px;height:18px;border-radius:var(--r-icon);flex-shrink:0}
.ico svg{width:12px;height:12px}
.ico-blue{background:var(--chip-blue-bg);color:var(--chip-blue-ink)}
.ico-violet{background:var(--chip-violet-bg);color:var(--chip-violet-ink)}
.ico-amber{background:var(--chip-amber-bg);color:var(--chip-amber-ink)}
.ico-green{background:var(--chip-green-bg);color:var(--chip-green-ink)}
.count{margin-left:auto;min-width:22px;height:18px;padding:0 6px;border-radius:var(--r-xs);display:inline-flex;align-items:center;justify-content:center;background:var(--panel-2);color:var(--text);font-family:var(--font-mono);font-size:11px;font-weight:500}
.s-head .count{background:var(--chip-blue-bg);color:var(--chip-blue-ink)}
.list{display:flex;flex-direction:column;gap:4px;padding:12px;background:var(--panel);min-width:0}
.search{display:flex;align-items:center;gap:8px;height:30px;padding:0 10px;margin-bottom:6px;border-radius:var(--r-sm);background:var(--white);box-shadow:inset 0 0 0 1px var(--border-soft);font-size:12px;color:var(--text-faint)}
.search svg{width:13px;height:13px}
.list-label{display:flex;justify-content:space-between;align-items:center;height:18px;padding:0 4px;font-size:11px;color:var(--text-faint);letter-spacing:.04em}
.list-label b{color:var(--text);font-weight:600;letter-spacing:0;font-size:11.5px}
.req{display:flex;align-items:center;gap:10px;min-height:46px;padding:5px 10px;border-radius:var(--r-sm);background:var(--white);box-shadow:0 0 0 1px var(--border-soft);min-width:0}
.req.is-on{background:var(--accent-wash);box-shadow:inset 3px 0 0 var(--accent),0 0 0 1px var(--accent-wash)}
.req-main{min-width:0;display:flex;flex-direction:column}
.req-line{font-size:13px;line-height:1.35;color:var(--text)}
.req-line b{font-weight:600}
.req-line .arr{margin:0 5px;color:var(--text-faint)}
.req-sub{font-size:11.5px;line-height:1.35;color:var(--text-muted)}
.tag{display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;min-width:44px;min-height:22px;max-width:100%;padding:2px 8px;border-radius:var(--r-pill);font-size:11px;font-weight:600;overflow:hidden;overflow-wrap:anywhere}
.tag-iepl{background:var(--chip-blue-bg);color:var(--chip-blue-ink)}
.tag-relay{background:var(--chip-violet-bg);color:var(--chip-violet-ink)}
.tag-direct{background:var(--chip-green-bg);color:var(--chip-green-ink)}
.detail{padding:12px;background:var(--bg-top);border-left:1px solid var(--border-soft);min-width:0}
.card{display:flex;flex-direction:column;height:100%;padding:12px 14px;border-radius:var(--r-md);background:var(--white);box-shadow:0 0 0 1px var(--border-soft),inset 0 1px 0 var(--hi-line),0 10px 20px -14px var(--shade-cool)}
.card-k{display:flex;justify-content:space-between;align-items:center;height:18px;font-size:11px;color:var(--text-faint);letter-spacing:.04em}
.card-title{display:flex;align-items:center;gap:8px;margin:4px 0 8px;font-size:15px;font-weight:600;color:var(--text)}
.kv{display:flex;justify-content:space-between;align-items:center;min-height:30px;border-top:1px solid var(--border-soft);font-size:12.5px;gap:8px}
.kv dt{color:var(--text-muted)}
.kv dd{margin:0;color:var(--text);font-weight:500;display:inline-flex;align-items:center;gap:6px}
.kvs{margin:0}
.state{color:var(--success)}
.state i{display:block;width:7px;height:7px;border-radius:var(--r-circle);background:var(--success);box-shadow:0 0 0 3px var(--success-wash)}
.card-act{display:flex;gap:8px;margin-top:auto}
.mini{flex:1;display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:30px;padding:4px 6px;border-radius:var(--r-slot);font-size:12px;font-weight:600;white-space:nowrap}
.mini svg{width:12px;height:12px}
.mini-ghost{background:var(--panel);color:var(--text);box-shadow:inset 0 0 0 1px var(--border)}
.mini-ink{background:var(--text);color:var(--white);box-shadow:inset 0 1px 0 var(--hi-line-dim)}
.notes{position:absolute;inset:0;z-index:3;pointer-events:none}
.note{position:absolute;display:inline-flex;align-items:center;gap:8px;padding:7px 14px 7px 10px;border-radius:var(--r-pill);font-size:12.5px;font-weight:500;line-height:1.4;white-space:nowrap;box-shadow:0 0 0 1px var(--chip-edge),inset 0 1px 0 var(--hi-line),0 14px 26px -14px var(--shade-cool)}
.note svg{width:14px;height:14px}
.note-blue{background:var(--chip-blue-bg);color:var(--chip-blue-ink)}
.note-violet{background:var(--chip-violet-bg);color:var(--chip-violet-ink)}
.note-amber{background:var(--chip-amber-bg);color:var(--chip-amber-ink)}
.lead{position:absolute;top:50%;width:24px;height:1px;background:currentColor;opacity:.5}
.lead::after{content:"";position:absolute;top:-2px;width:5px;height:5px;border-radius:var(--r-circle);background:currentColor}
.note-l{right:calc(100% + 24px);top:58px}
.note-l .lead{left:100%}
.note-l .lead::after{right:-3px}
.note-rt{left:calc(100% + 24px);top:40px;border-radius:var(--r-note);padding:8px 14px 8px 10px}
.note-rt .two span{display:block}
.note-rb{left:calc(100% + 24px);bottom:68px}
.note-rt .lead,.note-rb .lead{right:100%}
.note-rt .lead::after,.note-rb .lead::after{left:-3px}
.sec2{position:relative;padding-top:40px;padding-bottom:96px;background:var(--bg-bottom)}
.sec2-in{width:min(1060px,calc(100% - 48px));margin-inline:auto}
.knot-panel{width:92%;margin:0 auto;border-radius:var(--r-panel);text-align:center;background:var(--panel);box-shadow:var(--shadow-panel);overflow:hidden}
.knot-intro{padding:64px 48px 0}
.knot-panel h2{margin:0 0 12px;font-family:var(--font-display);font-weight:500;font-size:40px;line-height:1.2;letter-spacing:-.02em}
.knot-panel p{margin:0;font-size:17px;color:var(--text-muted)}
.knot-scene{position:relative;height:300px;overflow:hidden}
.knot-cable{position:absolute;inset:0;width:100%;height:100%}
.cable-shadow{stroke:var(--shade-ink);fill:none;stroke-width:30;stroke-linecap:round}
.cable-main{stroke:url(#cable-material);fill:none;stroke-width:25;stroke-linecap:round}
.cable-highlight{stroke:var(--hi-line);fill:none;stroke-width:3;stroke-linecap:round}
.cable-stop-light{stop-color:var(--white)}
.cable-stop-shade{stop-color:var(--panel-2)}
.problem{position:absolute;display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:var(--r-pill);font-size:13px;font-weight:500;box-shadow:inset 0 1px 0 var(--hi-line)}
.problem::after{content:"";position:absolute;width:1px;height:32px;top:100%;left:50%;background:currentColor;opacity:.35}
.problem-peak{top:32px;left:15%;background:var(--chip-rose-bg);color:var(--chip-rose-ink)}
.problem-ai{top:18px;right:15%;background:var(--chip-blue-bg);color:var(--chip-blue-ink)}
.problem-video{bottom:24px;right:12%;background:var(--chip-violet-bg);color:var(--chip-violet-ink)}
.problem-config{bottom:18px;left:15%;background:var(--chip-amber-bg);color:var(--chip-amber-ink)}
.problem-video::after,.problem-config::after{top:auto;bottom:100%}
.summary-band{padding:22px 24px;background:var(--ink-summary);color:var(--panel);font-weight:700;text-align:center}
.tabs{min-width:0}
.tab-list,[role="tablist"]{display:flex;gap:8px;max-width:100%;overflow-x:auto;padding:6px;scrollbar-width:thin;border-radius:var(--r-lg);background:var(--panel-2)}
[role="tab"]{display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;gap:10px;min-height:44px;padding:10px 18px;border-radius:var(--r-sm);font-weight:500;color:var(--text-muted);white-space:nowrap}
[role="tab"][aria-selected="true"]{color:var(--text);background:var(--panel);box-shadow:var(--shadow-small)}
[role="tabpanel"]{min-width:0;padding:28px;border-radius:var(--r-lg);background:var(--panel);box-shadow:var(--shadow-small);margin-top:16px}
.watch-desk{display:grid;grid-template-columns:310px minmax(0,1fr);gap:24px;min-width:0}
.watch-desk [role="tablist"]{flex-direction:column;background:var(--side);padding:10px}
.watch-desk [role="tab"]{justify-content:flex-start;white-space:normal;text-align:left}
.watch-desk [role="tab"] .badge{margin-left:auto;flex-shrink:0}
.watch-desk [role="tabpanel"]{margin-top:0}
.toc-tabs{position:sticky;top:var(--header-height);z-index:15;display:flex;gap:8px;overflow-x:auto;max-width:100%;padding:10px 8px;margin-bottom:32px;background:var(--panel);border-radius:var(--r-lg);box-shadow:var(--shadow-small);scrollbar-width:thin}
.toc-tabs a{display:inline-flex;align-items:center;flex-shrink:0;min-height:40px;padding:8px 14px;border-radius:var(--r-pill);font-size:14px;color:var(--text-muted);white-space:nowrap}
.toc-tabs a.is-current{background:var(--panel-2);color:var(--text);font-weight:600}
.toc-tabs.toc-static{position:static}
body:has(.toc-tabs) section[id]{scroll-margin-top:var(--toc-offset)}
.faq{border-radius:var(--r-lg);background:var(--panel);box-shadow:var(--shadow-small);margin-bottom:12px}
.faq summary{position:relative;min-height:56px;padding:16px 52px 16px 20px;list-style:none;cursor:pointer;font-weight:600}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:20px;top:14px;font-family:var(--font-mono);font-size:20px;color:var(--text-muted)}
.faq[open] summary::after{content:"−"}
.faq-answer{padding:0 20px 20px;color:var(--text-muted)}
.faq-answer p:last-child{margin-bottom:0}
.plan-card{position:relative;display:flex;flex-direction:column;min-width:0;padding:28px;background:var(--panel);border-radius:var(--r-xl);box-shadow:var(--shadow-panel)}
.plan-card.is-current{box-shadow:0 0 0 2px var(--text),inset 0 1px 0 var(--hi-line),0 24px 56px -24px var(--shade-cool)}
.plan-card h3{margin-bottom:8px}
.plan-badge{align-self:flex-start;margin-bottom:16px;background:var(--chip-violet-bg);color:var(--chip-violet-ink)}
.plan-price{margin:16px 0;font-family:var(--font-mono);font-size:36px;font-variant-numeric:tabular-nums;line-height:1.3}
.plan-price small{font-family:var(--font-body);font-size:14px;color:var(--text-muted)}
.plan-facts{padding:0;list-style:none;margin:0 0 24px;color:var(--text-muted);font-size:14px}
.plan-facts li{padding-block:8px;border-top:1px solid var(--border-soft)}
.plan-card .btn{margin-top:auto;width:100%}
.table-scroll{width:100%;max-width:100%;min-width:0;overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:var(--r-lg);background:var(--panel);box-shadow:var(--shadow-small)}
.data-table,.route-table{width:100%;min-width:640px;border-collapse:collapse;font-size:14px;text-align:left}
.data-table caption,.route-table caption{text-align:left;padding:18px 20px;font-weight:600;color:var(--text)}
.data-table th,.data-table td,.route-table th,.route-table td{padding:14px 20px;border-bottom:1px solid var(--border-soft);word-break:keep-all}
.table-scroll th,.table-scroll td:first-child{color:var(--text)}
.table-scroll th{white-space:nowrap;background:var(--side);font-weight:600}
.route-table .region-row th{background:var(--panel-2);font-size:12px;letter-spacing:.04em}
.prose>.data-table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch;max-width:100%;min-width:0}
.platform-card{display:flex;flex-direction:column;align-items:flex-start;gap:16px;min-width:0;padding:24px;border-radius:var(--r-lg);background:var(--panel);box-shadow:var(--shadow-small)}
.platform-icon{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:var(--r-md);background:var(--panel-2)}
.platform-icon svg{width:25px;height:25px;color:var(--text)}
.platform-card h3{font-size:17px;margin:0}
.platform-card p{font-size:13px;color:var(--text-muted);margin:0}
.platform-card .btn{font-size:13px;padding-inline:12px;min-height:40px;margin-top:auto;width:100%}
.article-card{display:flex;flex-direction:column;gap:16px;padding:24px;min-width:0;border-radius:var(--r-lg);background:var(--panel);box-shadow:var(--shadow-small)}
.article-meta{display:flex;align-items:center;flex-wrap:wrap;gap:12px;color:var(--text-muted);font-size:12px}
.article-card h3{font-size:21px;margin:0}
.article-card h3 a{display:block}
.article-card p{font-size:14px;color:var(--text-muted);margin:0}
.article-card .text-link{margin-top:auto;font-size:14px}
.blog-hero{display:grid;grid-template-columns:minmax(0,3fr) minmax(0,1fr);gap:32px;align-items:start}
.blog-hero>*{min-width:0}
.blog-meta{padding:20px;border:1px solid var(--border);border-radius:var(--r-md);background:var(--panel)}
.callout{margin:24px 0;padding:20px 24px;border-left:3px solid var(--chip-blue-ink);border-radius:0 var(--r-md) var(--r-md) 0;background:var(--chip-blue-bg);color:var(--text)}
.callout p:last-child{margin-bottom:0}
.promo-block{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:32px;border-radius:var(--r-xl);background:var(--ink-summary);color:var(--panel);box-shadow:inset 0 1px 0 var(--hi-line-dim),0 24px 48px -28px var(--shade-deep)}
.promo-block h2{font-family:var(--font-body);font-size:24px;letter-spacing:0;margin-bottom:8px}
.promo-block p{margin:0;color:var(--panel-2)}
.promo-block .btn{flex-shrink:0;white-space:nowrap}
.service-wall{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:32px;text-align:center;color:var(--text-muted);font-size:20px;font-weight:600;padding-block:24px}
.symbol-bank{position:absolute;width:0;height:0;overflow:hidden}
.preview-section{padding-top:56px;padding-bottom:56px;border-top:1px solid var(--border-soft)}
.preview-section h2{margin-bottom:24px}
.swatch-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.swatch{min-width:0;display:flex;flex-direction:column;gap:8px;padding:12px;background:var(--panel);border-radius:var(--r-md);box-shadow:var(--shadow-small)}
.swatch code{font-size:12px}
.swatch-color{height:54px;border-radius:var(--r-xs);border:1px solid var(--border)}
.sw-bg{background:var(--bg)}
.sw-top{background:var(--bg-top)}
.sw-bottom{background:var(--bg-bottom)}
.sw-panel{background:var(--panel)}
.sw-panel2{background:var(--panel-2)}
.sw-side{background:var(--side)}
.sw-white{background:var(--white)}
.sw-border{background:var(--border)}
.sw-border-soft{background:var(--border-soft)}
.sw-accent{background:var(--accent)}
.sw-dark{background:var(--accent-dark)}
.sw-companion{background:var(--accent-2)}
.sw-text{background:var(--text)}
.sw-muted{background:var(--text-muted)}
.sw-faint{background:var(--text-faint)}
.sw-success{background:var(--success)}
.sw-warn{background:var(--warn)}
.sw-error{background:var(--error)}
.sw-ink{background:var(--ink-frame)}
.sw-summary{background:var(--ink-summary)}
.sw-blue{background:var(--chip-blue-bg)}
.sw-violet{background:var(--chip-violet-bg)}
.sw-amber{background:var(--chip-amber-bg)}
.sw-green{background:var(--chip-green-bg)}
.sw-rose{background:var(--chip-rose-bg)}
.sw-wall{background:linear-gradient(var(--wall-top),var(--wall-horizon))}
.type-display{font-family:var(--font-display);font-weight:500;font-size:40px;line-height:1.2}
.type-body{font-family:var(--font-body);font-size:18px}
.type-mono{font-family:var(--font-mono);font-size:18px;font-variant-numeric:tabular-nums}
@media(max-width:1419px){
  .notes{position:static;display:flex;flex-wrap:wrap;justify-content:center;gap:10px 12px;margin-top:20px}
  .note{position:static;border-radius:var(--r-pill)}
  .note-rt .two span{display:inline}
  .note-rt .two span+span::before{content:" / "}
  .lead{display:none}
}
@media(max-width:1100px){
  .side{display:none}
  .app-body{grid-template-columns:minmax(0,1fr) 260px}
  .app{left:40px;right:40px}
  .watch-desk{grid-template-columns:270px minmax(0,1fr)}
  .grid-five{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media(max-width:768px){
  .hero{padding-top:20px}
  .hero-in{width:calc(100% - 32px)}
  .eyebrow{margin-bottom:14px}
  .hero h1{font-size:38px;margin-bottom:18px}
  .cta{flex-wrap:wrap;margin-bottom:16px}
  .desc{font-size:15.5px}
  .trust{font-size:13px;gap:4px 14px}
  .furn{gap:10px 14px}
  .furn-group{flex-wrap:wrap;justify-content:center;gap:8px 14px}
  .vsep{display:none}
  .device{width:100%}
  .bezel{padding:8px;border-radius:var(--r-mobile)}
  .wall{height:auto;padding:14px 12px}
  .app{position:relative;inset:auto}
  .titlebar{grid-template-columns:56px 1fr 24px;padding:0 10px}
  .app-body{grid-template-columns:1fr}
  .detail{border-left:0;border-top:1px solid var(--border-soft)}
  .card{gap:0}
  .card-act{margin-top:10px}
  .ridges{height:30%}
  .sec2-in{width:calc(100% - 32px)}
  .knot-panel{width:100%}
  .knot-intro{padding:40px 20px 0}
  .knot-panel h2{font-size:28px}
  .knot-panel p{font-size:15px}
  .knot-scene{height:270px}
  .problem{font-size:11px;padding:5px 9px}
  .problem-peak{left:4%;top:30px}
  .problem-ai{right:4%;top:70px}
  .problem-video{right:4%;bottom:24px}
  .problem-config{left:4%;bottom:58px}
  .watch-desk{grid-template-columns:1fr}
  .watch-desk [role="tablist"]{flex-direction:row}
  .watch-desk [role="tab"]{white-space:nowrap}
  [role="tabpanel"]{padding:22px}
  .promo-block{flex-direction:column;align-items:flex-start;padding:24px}
  .swatch-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .service-wall{grid-template-columns:repeat(2,minmax(0,1fr));font-size:17px;gap:20px}
  .blog-hero{grid-template-columns:1fr}
  .blog-meta{grid-row:1;display:flex;flex-wrap:wrap;gap:12px}
  .grid-five{grid-template-columns:repeat(2,minmax(0,1fr))}
  .type-display{font-size:28px}
}
@media(max-width:640px){
  .note{white-space:normal;max-width:100%}
  .app-title{font-size:11px}
  .titlebar{grid-template-columns:44px 1fr 20px;padding-inline:8px}
  .lights{gap:4px}
  .lights i{width:8px;height:8px}
}