@font-face{font-family:"Manrope";src:url(/assets/fonts/manrope.ea19c27285.woff2) format("woff2");font-weight:200 800;font-display:swap}
@font-face{font-family:"Noto Sans SC";src:url(/assets/fonts/noto-sans-sc.97753af6a0.woff2) format("woff2");font-weight:200 600;font-display:swap}
/* w1.whiteone.cn — amber-gold palette from Sophia Desktop. Motion: transform and opacity only. */
:root{
  --bg:#f1efea; --bg-deep:#e7e3db; --ink:#2f2b27; --ink-2:#514b44; --muted:#7d746a; --faint:#a1978b;
  --line:#aaa2944a; --line-soft:#aaa29428; --accent:#a65e1c; --accent-soft:#c69b6524; --accent-ink:#8a4d14;
  --card:#fbfaf7c4; --card-solid:#f8f6f1; --card-edge:#b7ad9a30; --card-hi:#fffdf7c0;
  --shadow:0 1px 0 #fffdf7 inset, 0 18px 40px -26px #514a3f40;
  --shot-edge:#514a3f1f;
  --live:#3f7a4f; --beta:#a65e1c; --design:#7d746a;
  --ease:cubic-bezier(.2,.8,.2,1);
  color-scheme:light;
}
:root[data-mode="dark"]{/*DARK{*/
  --bg:#1f1d1a; --bg-deep:#171513; --ink:#efe9df; --ink-2:#d9d1c5; --muted:#a99f91; --faint:#80776b;
  --line:#bcb09b40; --line-soft:#bcb09b20; --accent:#eba25e; --accent-soft:#ca986022; --accent-ink:#f2b77e;
  --card:#2b2824b0; --card-solid:#282521; --card-edge:#c9bda526; --card-hi:#f1e8d414;
  --shadow:0 1px 0 #f1e8d40f inset, 0 24px 50px -30px #000000a0;
  --shot-edge:#f1e8d41c;
  --live:#8cc79b; --beta:#eba25e; --design:#a99f91;
  color-scheme:dark;
/*}DARK*/}
@media (prefers-color-scheme: dark){:root:not([data-mode]){
  --bg:#1f1d1a; --bg-deep:#171513; --ink:#efe9df; --ink-2:#d9d1c5; --muted:#a99f91; --faint:#80776b;
  --line:#bcb09b40; --line-soft:#bcb09b20; --accent:#eba25e; --accent-soft:#ca986022; --accent-ink:#f2b77e;
  --card:#2b2824b0; --card-solid:#282521; --card-edge:#c9bda526; --card-hi:#f1e8d414;
  --shadow:0 1px 0 #f1e8d40f inset, 0 24px 50px -30px #000000a0;
  --shot-edge:#f1e8d41c;
  --live:#8cc79b; --beta:#eba25e; --design:#a99f91;
  color-scheme:dark;
}}

*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{overflow-x:clip;min-height:100vh;background:radial-gradient(1300px 820px at 50% 22%, var(--bg) 0%, var(--bg) 42%, var(--bg-deep) 100%) fixed, var(--bg-deep);color:var(--ink);font-family:"Noto Sans SC","Manrope",system-ui,sans-serif;font-weight:300;-webkit-font-smoothing:antialiased}
.en{font-family:"Manrope","Noto Sans SC",system-ui,sans-serif}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
:focus-visible{outline:1.5px solid var(--accent);outline-offset:3px;border-radius:6px}
img{display:block}
.icon{display:block;flex:none}
:root[data-mode="dark"] .only-light,:root:not([data-mode="dark"]) .only-dark{display:none}
code{font-family:"Manrope",monospace;font-size:.92em;color:var(--ink-2)}
.ar{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:1.4;stroke-linecap:round;stroke-linejoin:round;flex:none}

/* ---------- Shared pieces ---------- */
.eyebrow{font:500 11px/1 "Manrope",sans-serif;letter-spacing:.38em;color:var(--accent);text-transform:uppercase;display:flex;align-items:center;gap:12px}
.eyebrow::after{content:"";height:1px;width:48px;background:var(--line)}

.topbar{display:flex;align-items:center;gap:20px;justify-content:space-between}
.brand{display:flex;align-items:center;gap:14px}
.brand .mark{width:34px;height:34px}
.brand b{display:block;font:500 13px/1 "Manrope";letter-spacing:.32em;color:var(--ink)}
.brand small{display:block;margin-top:7px;font:300 11.5px/1 "Noto Sans SC";letter-spacing:.24em;color:var(--muted)}
.backlink{margin-right:auto;display:inline-flex;align-items:center;gap:6px;padding:8px 14px 8px 10px;border:1px solid var(--line);border-radius:999px;font:400 12px/1 "Noto Sans SC";letter-spacing:.14em;color:var(--ink-2);transition:border-color .25s,color .25s}
.backlink:hover{border-color:color-mix(in srgb,var(--accent) 50%,transparent);color:var(--accent)}
.modes{display:flex;gap:2px;padding:3px;border:1px solid var(--line);border-radius:999px;background:var(--card);flex:none}
.modes button{all:unset;cursor:pointer;font:400 12px/1 "Noto Sans SC";letter-spacing:.12em;color:var(--muted);padding:8px 13px;border-radius:999px;transition:background-color .25s,color .25s}
.modes button[aria-pressed="true"]{background:var(--ink);color:var(--bg)}
.modes button:focus-visible{outline:1.5px solid var(--accent);outline-offset:2px}

.badge{display:inline-flex;align-items:center;gap:6px;height:22px;padding:0 9px 0 8px;border-radius:999px;border:1px solid currentColor;font:400 11px/1 "Noto Sans SC";letter-spacing:.12em;white-space:nowrap;flex:none}
.badge i{width:5px;height:5px;border-radius:50%;background:currentColor}
.badge.s-live{color:var(--live);border-color:color-mix(in srgb,var(--live) 45%,transparent);background:color-mix(in srgb,var(--live) 9%,transparent)}
.badge.s-beta,.badge.s-dev{color:var(--beta);border-color:color-mix(in srgb,var(--beta) 45%,transparent);background:color-mix(in srgb,var(--beta) 8%,transparent)}
.badge.s-design{color:var(--design);border-color:color-mix(in srgb,var(--design) 40%,transparent);border-style:dashed}

.origin{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap;font:400 11px/1.4 "Noto Sans SC";letter-spacing:.06em;color:var(--muted)}
.origin b{font-weight:500;color:var(--accent);letter-spacing:.1em}

.foot{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font:300 10.5px/1.6 "Manrope";letter-spacing:.28em;color:var(--faint);text-transform:uppercase}

/* ---------- Home: phones and narrow screens (vertical, scrollable) ---------- */
.page-home .viewport{min-height:100vh}
.page-home .stage{display:flex;flex-direction:column;gap:28px;padding:20px 16px 28px;max-width:760px;margin:0 auto}
.page-home .topbar{flex-wrap:wrap;row-gap:14px}
.page-home .col h2{margin-top:14px;font:300 22px/1.3 "Noto Sans SC";letter-spacing:.06em}
.page-home .col h2 small{display:block;margin-top:8px;font:300 13px/1.7 "Noto Sans SC";letter-spacing:.04em;color:var(--muted)}
.core{display:flex;flex-direction:column;align-items:center;text-align:center;order:-1;margin-top:-4px}
.page-home .topbar{order:-2}
.state{display:flex;align-items:center;gap:10px;font:400 10.5px/1 "Manrope";letter-spacing:.34em;color:var(--muted);text-transform:uppercase}
.state i{width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px var(--accent-soft);animation:beat 2.6s ease-in-out infinite}
.state b{font:400 10.5px/1 "Noto Sans SC";letter-spacing:.3em;color:var(--ink-2)}
@keyframes beat{50%{transform:scale(.6);opacity:.55}}
.lens{width:min(78vw,320px);aspect-ratio:1;margin:-28px auto -40px}
.lens canvas{width:100%;height:100%;display:block}
.name h1{font:200 34px/1 "Manrope";letter-spacing:.5em;margin-right:-.5em;color:var(--ink)}
.name .full{margin-top:12px;font:300 11px/1.7 "Manrope";letter-spacing:.14em;color:var(--muted)}
.name .full em{font-style:normal;font-weight:600;color:var(--accent)}

.caps{margin-top:18px;display:grid;grid-template-columns:1fr 1fr;column-gap:22px}
.cap{padding:13px 0 14px;border-top:1px solid var(--line-soft)}
.cap .n{font:300 11px/1 "Manrope";letter-spacing:.14em;color:var(--faint)}
.cap h3{margin-top:9px;font:400 15.5px/1.3 "Noto Sans SC";letter-spacing:.08em;color:var(--ink)}
.cap h3 span{display:block;margin-top:5px;font:400 9.5px/1 "Manrope";letter-spacing:.22em;color:var(--accent);text-transform:uppercase}
.cap p{margin-top:8px;font:300 12.5px/1.65 "Noto Sans SC";letter-spacing:.03em;color:var(--muted)}

.surfaces{margin-top:18px;display:grid;grid-template-columns:1fr 1fr;gap:10px}
.surf{position:relative;display:grid;grid-template-columns:38px 1fr;align-items:center;gap:12px;padding:11px 13px;border:1px solid var(--card-edge);border-radius:14px;background:var(--card);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}
.surf svg{width:21px;height:21px;stroke:var(--ink-2);fill:none;stroke-width:1.3;stroke-linecap:round;stroke-linejoin:round}
.surf .ic{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;border:1px solid var(--line-soft);background:var(--card-hi);overflow:hidden}
.surf .ic img{width:38px;height:38px}
.surf h4{display:flex;align-items:baseline;flex-wrap:wrap;column-gap:8px;font:500 13px/1.25 "Manrope";letter-spacing:.05em;color:var(--ink)}
.surf h4 small{font:400 11px/1 "Noto Sans SC";letter-spacing:.1em;color:var(--muted)}
.surf p{margin-top:5px;font:300 11.5px/1.5 "Noto Sans SC";letter-spacing:.03em;color:var(--muted)}
.surf.voice{grid-column:1/-1;border-color:color-mix(in srgb,var(--accent) 42%,transparent)}
.surf.voice svg{stroke:var(--accent)}
.via{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:10px;position:relative;padding-top:14px}
.via::before{content:"";position:absolute;left:25%;right:25%;top:0;height:14px;border:1px solid var(--line);border-bottom:0;border-radius:8px 8px 0 0}
.via::after{content:"";position:absolute;left:50%;top:-10px;height:10px;width:1px;background:var(--accent)}

.flow{display:none}
.gate{align-self:center;display:inline-flex;align-items:center;gap:10px;padding:7px 16px 7px 10px;border:1px solid var(--card-edge);border-radius:999px;background:var(--card);box-shadow:var(--shadow);font:400 11.5px/1 "Noto Sans SC";letter-spacing:.2em;color:var(--ink-2);white-space:nowrap}
.gate i{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 5px var(--accent-soft)}

.family-head{display:flex;flex-direction:column;gap:10px}
.family-head h2{margin-top:12px;font:300 21px/1.3 "Noto Sans SC";letter-spacing:.08em}
.family-head p{font:300 13px/1.7 "Noto Sans SC";letter-spacing:.04em;color:var(--muted)}
.cards{margin-top:16px;display:grid;grid-template-columns:1fr;gap:12px}
.card{position:relative;display:flex;flex-direction:column;padding:18px 18px 16px;border:1px solid var(--card-edge);border-radius:20px;background:var(--card);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:transform .35s var(--ease),border-color .35s}
.card:hover{transform:translateY(-4px);border-color:color-mix(in srgb,var(--accent) 45%,transparent)}
.card-top{display:flex;justify-content:space-between;align-items:flex-start}
.card .icon img{width:52px;height:52px;border-radius:13px;box-shadow:0 10px 22px -14px #0007}
.card h3{margin-top:14px;font:500 16px/1 "Manrope";letter-spacing:.07em;color:var(--ink);white-space:nowrap;width:max-content}
.card .origin{margin-top:9px}
.card .tl{margin-top:12px;font:400 16px/1.4 "Noto Sans SC";letter-spacing:.05em;color:var(--ink)}
.tags{list-style:none;margin-top:12px;display:flex;flex-wrap:wrap;gap:6px}
.tags li{padding:5px 9px;border-radius:999px;background:var(--accent-soft);font:400 11px/1 "Noto Sans SC";letter-spacing:.06em;color:var(--ink-2);white-space:nowrap}
.card .more{margin-top:14px;display:flex;justify-content:space-between;align-items:center;font:400 10px/1 "Manrope";letter-spacing:.26em;color:var(--faint);text-transform:uppercase;transition:color .25s}
.card:hover .more{color:var(--accent)}
.page-home .foot{margin-top:8px}

@media (min-width:600px){
  .cards{grid-template-columns:1fr 1fr}
  .family-head{flex-direction:row;justify-content:space-between;align-items:flex-end}
  .family-head p{text-align:right;max-width:20em}
}
@media (max-width:420px){
  .caps{grid-template-columns:1fr}
  .surfaces,.via{grid-template-columns:1fr}
  .via::before{left:18px;right:auto;width:1px;height:100%;top:0;border:0;border-left:1px solid var(--line);border-radius:0}
  .via::after{display:none}
  .via{padding:10px 0 0 30px}
  .brand small{letter-spacing:.16em}
}

/* ---------- Home: desktop stage, one screen, no scrolling ----------
   A fixed 1600×900 canvas scaled to fit the window, so a single screenshot shows everything. */
@media (min-width:1024px) and (min-aspect-ratio:5/4){
  html:has(body.page-home),body.page-home{height:100%;overflow:hidden}
  .page-home .viewport{position:fixed;inset:0;overflow:hidden;min-height:0}
  .page-home .stage{position:absolute;left:50%;top:50%;display:block;width:1600px;height:900px;max-width:none;margin:0;padding:0;transform:translate(-50%,-50%) scale(var(--s,1));transform-origin:center}
  .page-home .topbar{position:absolute;left:64px;right:64px;top:28px}
  .col{position:absolute;top:96px;width:484px}
  .col-l{left:64px}
  .col-r{right:64px}
  .page-home .col h2{font-size:23px}
  .page-home .col h2 small{font-size:12.5px}
  .core{position:absolute;left:800px;top:70px;width:520px;transform:translateX(-50%);margin:0}
  .lens{width:372px;margin:0 auto -44px}
  .name h1{font-size:40px;letter-spacing:.56em;margin-right:-.56em}
  .name .full{margin-top:12px;font-size:11px;letter-spacing:.2em;white-space:nowrap}
  .caps{margin-top:16px}
  .cap{padding:12px 0 12px}
  .cap h3{display:flex;align-items:baseline;gap:8px;margin-top:8px}
  .cap h3 span{display:inline;margin:0}
  .cap p{margin-top:6px;font-size:12px}
  .surfaces{margin-top:16px}
  .flow{display:block;position:absolute;left:0;top:0;width:1600px;height:900px;pointer-events:none;overflow:visible}
  .flow path{fill:none;stroke:var(--line);stroke-width:1}
  .flow .trunk{stroke:color-mix(in srgb,var(--accent) 55%,transparent)}
  .flow .sig{fill:var(--accent)}
  .gate{position:absolute;left:800px;top:496px;transform:translateX(-50%)}
  .family{position:absolute;left:64px;right:64px;top:520px}
  .family-head{flex-direction:row;justify-content:space-between;align-items:flex-end}
  .family-head h2{margin-top:10px;font-size:21px}
  .family-head p{text-align:right;max-width:none}
  .cards{margin-top:40px;grid-template-columns:repeat(5,1fr) 12px 1fr;gap:16px;height:248px}
  .card[data-id="harness"]{grid-column:7}
  .card{padding:16px 16px 14px;border-radius:18px}
  .card .icon img{width:48px;height:48px;border-radius:12px}
  .card h3{margin-top:12px;font-size:15.5px}
  .card .origin{margin-top:7px;font-size:10.5px;gap:6px;flex-wrap:nowrap;white-space:nowrap}
  .card .origin span{letter-spacing:.02em}
  .card .tl{margin-top:10px;font-size:15px}
  .tags{margin-top:12px;gap:5px}
  .tags li{padding:5px 7px;font-size:10.5px;letter-spacing:.02em}
  .card .more{margin-top:auto}
  .page-home .foot{position:absolute;left:64px;right:64px;bottom:16px;margin:0;font-size:10px}
}

/* ---------- Sub pages ---------- */
.page-sub > .topbar,.sub,.page-sub > .foot{width:min(1180px,100% - 32px);margin-inline:auto}
.page-sub > .topbar{padding-top:22px;flex-wrap:wrap;row-gap:12px}
.page-sub > .foot{padding:40px 0 28px}
.sub{padding-top:36px}
.hero{display:grid;grid-template-columns:auto 1fr;align-items:center;gap:28px;padding:30px 32px;border:1px solid var(--card-edge);border-radius:28px;background:var(--card);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}
.hero .icon img{width:104px;height:104px;border-radius:24px;box-shadow:0 18px 34px -20px #0008}
.hero-meta{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.hero-meta .origin{font-size:12.5px}
.hero h1{margin-top:12px;font:300 44px/1.05 "Manrope";letter-spacing:.06em;width:max-content;max-width:100%}
.hero .tl{margin-top:12px;font:300 21px/1.45 "Noto Sans SC";letter-spacing:.06em;color:var(--ink-2)}

.block{margin-top:64px}
.block-head{display:flex;flex-direction:column;gap:12px;margin-bottom:22px}
.block-head h2{font:300 28px/1.25 "Noto Sans SC";letter-spacing:.08em}
.block-head p{max-width:46em;font:300 14px/1.8 "Noto Sans SC";letter-spacing:.03em;color:var(--muted)}
.lead{max-width:44em;font:300 17px/1.9 "Noto Sans SC";letter-spacing:.04em;color:var(--ink-2)}
.shot{margin-top:28px}
.shot img{width:100%;height:auto;border-radius:18px;border:1px solid var(--shot-edge);box-shadow:0 30px 60px -36px #0008;background:var(--bg-deep)}
.shot figcaption{margin-top:12px;font:300 12px/1.6 "Noto Sans SC";letter-spacing:.08em;color:var(--faint)}
.intent{margin-top:28px;padding:22px 24px;border:1px dashed var(--line);border-radius:18px;background:repeating-linear-gradient(135deg,transparent 0 22px,var(--line-soft) 22px 23px)}
.intent-note{margin-top:12px;font:300 13.5px/1.7 "Noto Sans SC";color:var(--muted)}
.points{margin-top:24px;display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.point{padding:18px 0 0;border-top:1px solid var(--line)}
.point h3{font:400 16px/1.4 "Noto Sans SC";letter-spacing:.05em}
.point p{margin-top:8px;font:300 13.5px/1.75 "Noto Sans SC";letter-spacing:.03em;color:var(--muted)}

.layers{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.layer{padding:22px 22px 24px;border:1px solid var(--card-edge);border-radius:20px;background:var(--card);box-shadow:var(--shadow)}
.layer .lk{display:flex;align-items:baseline;gap:10px}
.layer .lk b{font:500 13px/1 "Noto Sans SC";letter-spacing:.2em;color:var(--faint)}
.layer .lk span{font:400 10px/1 "Manrope";letter-spacing:.24em;text-transform:uppercase;color:var(--faint)}
.layer.ai{border-color:color-mix(in srgb,var(--accent) 38%,transparent)}
.layer.ai .lk b,.layer.ai .lk span{color:var(--accent)}
.layer h3{margin-top:16px;font:400 17px/1.4 "Noto Sans SC";letter-spacing:.05em}
.layer p{margin-top:9px;font:300 13.5px/1.75 "Noto Sans SC";letter-spacing:.03em;color:var(--muted)}

.stages{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);margin-bottom:26px;counter-reset:st}
.stages li{position:relative;display:flex;flex-direction:column;gap:12px;padding-top:2px;font:400 13px/1 "Noto Sans SC";letter-spacing:.14em;color:var(--faint)}
.stages li::before{content:"";position:absolute;left:12px;right:0;top:6px;height:1px;background:var(--line)}
.stages li:last-child::before{display:none}
.stages li i{position:relative;width:13px;height:13px;border-radius:50%;border:1px solid var(--line);background:var(--bg)}
.stages li.past{color:var(--ink-2)}
.stages li.past i{background:var(--ink-2);border-color:var(--ink-2)}
.stages li.past::before{background:var(--ink-2)}
.stages li.now{color:var(--accent);font-weight:500}
.stages li.now i{background:var(--accent);border-color:var(--accent);box-shadow:0 0 0 5px var(--accent-soft)}
.prog{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.prog > div{padding:20px 22px 22px;border:1px solid var(--card-edge);border-radius:20px;background:var(--card)}
.prog h3{font:500 13px/1 "Noto Sans SC";letter-spacing:.2em;color:var(--accent)}
.prog ul{margin-top:14px;padding-left:1.1em;display:grid;gap:9px}
.prog li{font:300 13.5px/1.7 "Noto Sans SC";letter-spacing:.02em;color:var(--ink-2)}
.prog li::marker{color:var(--faint)}
.note{margin-top:18px;font:300 12px/1.8 "Noto Sans SC";letter-spacing:.04em;color:var(--faint)}

.pager{margin-top:72px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px;padding-top:24px;border-top:1px solid var(--line)}
.pager a{display:inline-flex;align-items:center;gap:10px;font:400 14px/1.3 "Manrope","Noto Sans SC";letter-spacing:.05em;color:var(--ink-2);transition:color .25s}
.pager a small{display:block;font:300 11px/1.4 "Noto Sans SC";letter-spacing:.2em;color:var(--faint)}
.pager a:last-child{justify-self:end;text-align:right}
.pager a:hover{color:var(--accent)}
.pager .home{justify-self:center;padding:10px 18px;border:1px solid var(--line);border-radius:999px;font:400 12.5px/1 "Noto Sans SC";letter-spacing:.14em}
.pager:has(> a:only-child){grid-template-columns:1fr}
.pager > a:only-child{justify-self:center}

/* Sophia page */
.s-hero{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);align-items:center;gap:24px}
.lens.big{width:100%;max-width:560px;margin:0 auto}
.s-hero .name h1{font-size:54px;letter-spacing:.5em;margin-right:0}
.s-hero .name .full{font-size:12.5px;letter-spacing:.16em}
.s-hero .tl{margin-top:26px;font:300 21px/1.4 "Noto Sans SC";letter-spacing:.06em;color:var(--ink-2)}
.statebar{margin-top:26px;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px}
.statebar button{all:unset;cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:7px;padding:14px 6px 12px;border:1px solid var(--card-edge);border-radius:16px;background:var(--card);box-shadow:var(--shadow);transition:border-color .25s,background-color .25s,transform .25s var(--ease)}
.statebar button b{font:400 15px/1 "Noto Sans SC";letter-spacing:.14em;color:var(--ink)}
.statebar button span{font:400 9.5px/1 "Manrope";letter-spacing:.2em;text-transform:uppercase;color:var(--faint)}
.statebar button:hover{transform:translateY(-2px)}
.statebar button[aria-pressed="true"]{border-color:var(--accent);background:var(--accent-soft)}
.statebar button[aria-pressed="true"] span{color:var(--accent)}
.statebar button:focus-visible{outline:1.5px solid var(--accent);outline-offset:2px}
.hint{margin-top:12px;font:300 12px/1.6 "Noto Sans SC";letter-spacing:.1em;color:var(--faint)}
.caps-big{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.capb{padding:22px 20px 24px;border:1px solid var(--card-edge);border-radius:20px;background:var(--card);box-shadow:var(--shadow)}
.capb .n{font:400 10px/1 "Manrope";letter-spacing:.22em;text-transform:uppercase;color:var(--accent)}
.capb h3{margin-top:16px;font:400 20px/1.2 "Noto Sans SC";letter-spacing:.08em}
.capb h4{margin-top:8px;font:400 13.5px/1.5 "Noto Sans SC";color:var(--ink-2)}
.capb p{margin-top:10px;font:300 13px/1.8 "Noto Sans SC";letter-spacing:.02em;color:var(--muted)}
.tree{position:relative;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));column-gap:16px;row-gap:56px;padding:6px 0}
.tree-lines{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;overflow:visible}
.tree-lines path{fill:none;stroke:var(--line);stroke-width:1.2}
.tree-lines path.via{stroke:color-mix(in srgb,var(--accent) 60%,transparent)}
.node{position:relative;padding:16px 18px;border:1px solid var(--card-edge);border-radius:16px;background:var(--card-solid);box-shadow:var(--shadow)}
.node b{display:block;font:500 14.5px/1.2 "Manrope";letter-spacing:.05em}
.node > span{display:block;margin-top:5px;font:400 11.5px/1 "Noto Sans SC";letter-spacing:.14em;color:var(--muted)}
.node p{margin-top:9px;font:300 12.5px/1.6 "Noto Sans SC";color:var(--muted)}
.n-core{grid-column:2/4;text-align:center;border-color:color-mix(in srgb,var(--accent) 50%,transparent)}
.n-core b{font-size:16px}
.n-desktop{grid-column:1;grid-row:2}
.n-mobile{grid-column:2;grid-row:2}
.n-voice{grid-column:3/5;grid-row:2;border-color:color-mix(in srgb,var(--accent) 42%,transparent)}
.n-speaker{grid-column:3;grid-row:3}
.n-tv{grid-column:4;grid-row:3}
.links{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.lnk{display:flex;align-items:center;gap:12px;padding:14px;border:1px solid var(--card-edge);border-radius:16px;background:var(--card);transition:border-color .25s,transform .25s var(--ease)}
.lnk:hover{transform:translateY(-2px);border-color:color-mix(in srgb,var(--accent) 45%,transparent)}
.lnk .icon img{width:40px;height:40px;border-radius:10px}
.lnk > span:nth-child(2){flex:1;min-width:0}
.lnk b{display:block;font:500 13.5px/1.2 "Manrope";letter-spacing:.04em}
.lnk small{display:block;margin-top:5px;font:300 11.5px/1.5 "Noto Sans SC";color:var(--muted)}
.lnk .ar{color:var(--faint)}
.versions{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.versions div{padding:16px 18px;border-top:1px solid var(--line)}
.versions dt{font:500 13px/1.2 "Manrope";letter-spacing:.04em}
.versions dd{margin-top:8px;font:300 12.5px/1.6 "Noto Sans SC";color:var(--muted)}

@media (max-width:1100px){
  .links{grid-template-columns:repeat(3,1fr)}
  .caps-big{grid-template-columns:1fr 1fr}
  .versions{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:860px){
  .hero{grid-template-columns:auto 1fr;padding:24px}
  .points,.layers,.prog{grid-template-columns:1fr}
  .s-hero{grid-template-columns:1fr}
  .lens.big{max-width:420px}
  .s-hero .s-side{text-align:center}
  .tree{grid-template-columns:1fr 1fr;row-gap:44px}
  .n-core{grid-column:1/3;grid-row:1}
  .n-desktop{grid-column:1;grid-row:2}
  .n-mobile{grid-column:2;grid-row:2}
  .n-voice{grid-column:1/3;grid-row:3}
  .n-speaker{grid-column:1;grid-row:4}
  .n-tv{grid-column:2;grid-row:4}
  .links,.versions{grid-template-columns:1fr 1fr}
}
@media (max-width:560px){
  .sub{padding-top:24px}
  .hero{gap:16px 18px;padding:20px;border-radius:22px}
  .hero .icon img{width:68px;height:68px;border-radius:17px}
  .hero h1{font-size:30px}
  .hero .tl{font-size:17px}
  .hero-text{display:contents}
  .hero .hero-meta{grid-column:1/-1;grid-row:2}
  .hero h1{grid-column:2;grid-row:1;align-self:center;margin:0}
  .hero .tl{grid-column:1/-1;grid-row:3;margin:0}
  .block{margin-top:48px}
  .block-head h2{font-size:23px}
  .lead{font-size:15.5px}
  .stages li{font-size:12px;letter-spacing:.06em}
  .s-hero .name h1{font-size:36px;letter-spacing:.42em;margin-right:-.42em}
  .s-hero .name .full{font-size:10.5px;letter-spacing:.06em}
  .statebar{grid-template-columns:repeat(5,minmax(0,1fr));gap:6px}
  .statebar button{padding:12px 2px 10px}
  .statebar button b{font-size:13.5px;letter-spacing:.08em}
  .statebar button span{font-size:8px;letter-spacing:.08em}
  .caps-big,.links,.versions{grid-template-columns:1fr}
  .node{padding:13px 14px}
  .pager{grid-template-columns:1fr 1fr}
  .pager .home{grid-column:1/-1;grid-row:2;justify-self:center}
  .page-sub > .topbar .brand small{display:none}
}

/* ---------- Motion ---------- */
@view-transition{navigation:auto}
@media (prefers-reduced-motion:reduce){@view-transition{navigation:none}}
@media (prefers-reduced-motion:no-preference){
  ::view-transition-group(*){animation-duration:.55s;animation-timing-function:var(--ease)}
  ::view-transition-old(root){animation:vt-out .28s ease both}
  ::view-transition-new(root){animation:vt-in .42s .08s ease both}
  .reveal{animation:rise .7s var(--ease) both}
  .sub > :nth-child(2) .reveal:nth-child(1){animation-delay:.12s}
  .sub > :nth-child(2) .reveal:nth-child(2){animation-delay:.2s}
  .sub > :nth-child(2) .reveal:nth-child(3){animation-delay:.28s}
  .sub > :nth-child(2) .reveal:nth-child(4){animation-delay:.36s}
  .sub > :nth-child(3) .reveal{animation-delay:.44s}
  .sub > :nth-child(3) .reveal + .reveal{animation-delay:.52s}
  .sub > :nth-child(4) .reveal{animation-delay:.6s}
  .sub > :nth-child(4) .reveal + .reveal{animation-delay:.68s}
  .sub > :nth-child(4) .reveal + .reveal + .reveal{animation-delay:.76s}
  .sub > :nth-child(n+5) .reveal,.sub > .pager{animation-delay:.84s}
  .s-hero .reveal:nth-child(2){animation-delay:.15s}
  .s-hero .reveal:nth-child(3){animation-delay:.25s}
  .s-hero .reveal:nth-child(4){animation-delay:.35s}
}
@keyframes rise{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
@keyframes vt-out{to{opacity:0}}
@keyframes vt-in{from{opacity:0}}
@media (prefers-reduced-motion:reduce){
  .state i{animation:none}
  .card,.card:hover,.lnk:hover,.statebar button:hover{transition:none;transform:none}
}