@font-face{font-family:Geist;src:url('assets/fonts/Geist-VariableFont_wght.ttf') format('truetype');font-weight:100 900;font-display:swap}
@font-face{font-family:'Geist Mono';src:url('assets/fonts/GeistMono-VariableFont_wght.ttf') format('truetype');font-weight:100 900;font-display:swap}
:root{color-scheme:dark;--bg:#000;--panel:#0a0a0a;--ink:#f5f5f3;--muted:#a0a0a5;--line:rgba(255,255,255,.08);--mono:'Geist Mono','PingFang SC','Hiragino Sans GB','Noto Sans CJK SC','Microsoft YaHei',monospace}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.8 Geist,'PingFang SC','Hiragino Sans GB','Noto Sans CJK SC','Microsoft YaHei',sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}a:hover{color:#fff;text-decoration:underline;text-underline-offset:5px}button{font:inherit;cursor:pointer}a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid #fff;outline-offset:5px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}.skip{position:fixed;top:-100px;left:16px;background:#fff;color:#000;padding:12px 20px;z-index:100}.skip:focus{top:12px}.draft-banner{padding:10px 24px;text-align:center;font:11px/1.7 var(--mono);letter-spacing:.05em;color:#d4d4d4;background:#0a0a0a;border-bottom:1px solid rgba(201,182,138,.28)}header,main,footer{width:min(100%,1280px);margin-inline:auto;padding-inline:48px}header{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:28px;min-height:80px;background:rgba(0,0,0,.86);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px;font-size:22px;font-weight:650;letter-spacing:-.06em}.brand .crown{width:27px;height:27px;flex:none}.crown{display:block;overflow:visible}nav{display:flex;gap:20px;margin-left:auto;font-size:12px;line-height:1.5}nav a{color:var(--muted);white-space:nowrap}.header-controls{order:3;display:flex;gap:8px}button{border:1px solid rgba(255,255,255,.18);background:transparent;color:var(--ink);border-radius:999px;padding:7px 14px;font-size:12px}button:hover{background:#171717}#menu-toggle{display:none}.hero{position:relative;isolation:isolate;display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);align-items:center;gap:64px;min-height:760px;padding-block:100px 110px}.hero:before{content:'';position:absolute;z-index:-1;inset:0 -20px;background-image:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);background-size:64px 64px;mask-image:radial-gradient(ellipse at 65% 40%,#000,transparent 70%);pointer-events:none}.eyebrow{display:block;font:10px/1.8 var(--mono);letter-spacing:.13em;color:var(--muted)}.wordmark{display:block;width:min(100%,460px);height:auto;margin:34px 0 30px}h2{font-size:clamp(30px,3.8vw,52px);line-height:1.18;letter-spacing:-.045em;font-weight:500;margin:18px 0 24px;text-wrap:balance}h3{font-size:18px;line-height:1.45;font-weight:500;letter-spacing:-.02em;margin:0 0 16px}h4{font-size:16px;font-weight:500;margin:30px 0 8px}p{margin:0 0 20px;color:var(--muted)}.hero h2{font-size:clamp(26px,2.7vw,38px);max-width:700px;line-height:1.35}.hero p:not(.eyebrow){max-width:640px}.hero-links{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin:32px 0 24px}.button{display:inline-flex;align-items:center;justify-content:center;background:#f5f5f3;color:#080808;padding:12px 21px;border:1px solid #f5f5f3;border-radius:999px;font-size:13px;font-weight:550;transition:background .2s,color .2s}.button:hover{background:#dcdcdc;color:#000;text-decoration:none}.button-secondary{color:#e5e5e5;background:transparent;border-color:rgba(255,255,255,.18)}.button-secondary:hover{background:#151515;color:#fff}.status{font:10px/1.8 var(--mono);letter-spacing:.025em}.hero-art{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:48px;min-width:0}.hero-art .crown{width:min(100%,310px);height:auto}.hero-art circle{filter:drop-shadow(0 0 7px rgba(255,255,255,.65))}.art-note{font:9px/1.8 var(--mono);letter-spacing:.17em;color:#85858a}section:not(.hero){padding-block:100px;border-top:1px solid var(--line)}.section-heading{margin-bottom:44px;max-width:850px}.section-heading h2{margin-bottom:20px}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:30px 0}.card{padding:28px;background:var(--panel);border:1px solid var(--line);border-radius:10px}.card p{font-size:13px;margin-bottom:16px}.actions{grid-template-columns:repeat(5,minmax(0,1fr));gap:0;border:1px solid var(--line);border-radius:10px;overflow:hidden}.actions .card{border:0;border-right:1px solid var(--line);border-radius:0;padding:24px 18px}.actions .card:last-child{border-right:0}.actions h3{font:11px/1.8 var(--mono);color:#ededed;min-height:42px}.flow{display:grid;grid-template-columns:.6fr .95fr 1.3fr 1.6fr 1.3fr;gap:22px;margin:32px 0}.flow-node{position:relative;white-space:pre-line;border:1px solid rgba(255,255,255,.15);border-radius:8px;padding:20px 14px;background:#080808;font-size:12px;line-height:1.7;align-content:center}.flow-node:not(:last-child):after{content:'';position:absolute;width:22px;height:1px;background:#555;left:100%;top:50%}.flow-node:not(:last-child):before{content:'';position:absolute;width:5px;height:5px;border-top:1px solid #777;border-right:1px solid #777;transform:rotate(45deg);left:calc(100% + 15px);top:calc(50% - 2px)}[data-i18n=dead]{font:11px/1.9 var(--mono)}.steps{padding:0;list-style:none;counter-reset:step;margin:40px 0}.steps li{counter-increment:step;display:grid;grid-template-columns:30px minmax(0,1fr);gap:16px;padding:16px 0;border-bottom:1px solid var(--line);color:var(--muted);font-size:14px}.steps li:before{content:counter(step,decimal-leading-zero);font:11px/2 var(--mono);color:#ddd}[data-i18n=cap]{border-left:1px solid #aaa;padding:4px 0 4px 24px;color:#d0d0d0;max-width:900px}.checks .card{display:flex;flex-direction:column;align-items:flex-start}.checks .placeholder{margin-top:auto}.placeholder{display:inline-block;color:#aaa;font:10px/1.8 var(--mono);border:1px solid rgba(255,255,255,.15);padding:4px 8px;border-radius:4px;cursor:not-allowed;max-width:100%;text-decoration:none}.table-wrap{max-width:100%;overflow-x:auto;margin:20px 0 48px}table{border-collapse:collapse;table-layout:fixed;width:100%;text-align:left;font-size:13px}th,td{padding:18px 16px;border-bottom:1px solid var(--line)}th{font-weight:450;width:32%}td{color:var(--muted)}thead th{font:10px/1.8 var(--mono);color:var(--muted)}.mono{font:11px/1.8 var(--mono);overflow-wrap:anywhere}.example-tag,.example-label{display:inline-block;color:#eee;border:1px solid rgba(255,255,255,.3);padding:6px 10px;border-radius:4px;font:10px/1.7 var(--mono);letter-spacing:.04em}.example-label{margin-bottom:24px}.decision{padding:28px 0;border-top:1px solid rgba(255,255,255,.15)}.decision .example-tag{margin:0 12px 16px 0}.decision .example-label{border:0;padding:0;color:var(--muted)}.decision dl{display:grid;grid-template-columns:120px minmax(0,1fr);gap:10px 24px;margin:0 0 24px}.decision dt{font:10px/1.9 var(--mono);color:var(--muted)}.decision dd{margin:0;font-size:13px}.transaction{display:flex;flex-wrap:wrap;align-items:center;gap:12px}.roadmap{list-style:none;padding:0;counter-reset:phase}.roadmap li{counter-increment:phase;display:grid;grid-template-columns:40px minmax(0,1fr);gap:20px;padding:24px 0;border-bottom:1px solid var(--line);color:#bbb}.roadmap li:before{content:counter(phase,decimal-leading-zero);font:11px/2 var(--mono);color:#eee}details{border-bottom:1px solid var(--line);padding:24px 0}summary{cursor:pointer;font-size:16px;font-weight:450}details p{padding:20px 24px 0;max-width:920px;font-size:14px}.risk-panel{background:#080808;border:1px solid var(--line);border-top:1px solid rgba(201,182,138,.32);border-radius:10px;padding:40px}.risk-panel h3{font-size:clamp(21px,2.4vw,30px)}.risk-panel p{color:#aaa;font-size:14px;max-width:960px}footer{border-top:1px solid var(--line);padding-block:40px 60px;display:flex;justify-content:space-between;gap:32px;font-size:11px}footer p{margin:0 0 6px}.footer-links{display:flex;flex-wrap:wrap;align-items:flex-start;gap:16px}.hero>*,.cards>*,.flow>*,header>*,.decision dl>*,.transaction>*{min-width:0}p,.card,code,th,td,dd,.flow-node{overflow-wrap:anywhere}.js .reveal{opacity:0;transform:translateY(16px);transition:opacity .65s ease,transform .65s ease}.js .reveal.is-visible{opacity:1;transform:none}
@media(max-width:1100px){header{gap:20px}nav{gap:12px;font-size:11px}.hero{gap:36px}.actions{grid-template-columns:repeat(3,minmax(0,1fr))}.actions .card{border-bottom:1px solid var(--line)}.cards:not(.actions){grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:900px){header,main,footer{padding-inline:28px}header{flex-wrap:wrap;padding-block:16px;min-height:76px}.header-controls{order:0;margin-left:auto}#menu-toggle{display:inline-block}nav{width:100%;margin:0;flex-wrap:wrap;gap:18px;font-size:13px}.js nav{display:none}.js nav.open{display:flex}.hero{min-height:660px;gap:24px;padding-block:80px}.hero-art .crown{width:210px}.flow{grid-template-columns:minmax(0,1fr);gap:22px}.flow-node{padding:18px 22px}.flow-node:not(:last-child):after{width:1px;height:22px;left:50%;top:100%}.flow-node:not(:last-child):before{left:calc(50% - 2px);top:calc(100% + 15px);transform:rotate(135deg)}section:not(.hero){padding-block:76px}}
@media(max-width:600px){header,main,footer{padding-inline:20px}.draft-banner{font-size:10px;padding:10px 18px}.hero{grid-template-columns:minmax(0,1fr);padding-block:58px 64px;gap:48px}.wordmark{width:100%;max-width:360px;margin-block:28px}.hero-art{gap:24px}.hero-art .crown{width:170px}.hero h2{font-size:28px}.hero-links{gap:10px}.button{padding:11px 16px;font-size:12px}.status{font-size:9px}.cards:not(.actions){grid-template-columns:minmax(0,1fr)}.actions{grid-template-columns:minmax(0,1fr)}.actions .card{padding:24px;border-right:0}.actions .card:last-child{border-bottom:0}.actions h3{min-height:0;margin-bottom:10px}.card{padding:24px}.section-heading{margin-bottom:32px}section:not(.hero){padding-block:60px}.decision dl{grid-template-columns:minmax(0,1fr);gap:4px}.decision dd{margin-bottom:14px}.risk-panel{padding:24px}.risk-panel p{font-size:13px}th,td{padding:14px 8px}th{width:36%}footer{flex-direction:column}.example-tag,.example-label{font-size:9px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.js .reveal{opacity:1;transform:none}}

@media(min-width:901px) and (max-width:1100px){header{flex-wrap:wrap;padding-block:16px}.header-controls{order:0;margin-left:auto}#menu-toggle{display:inline-block}nav{width:100%;margin:0;flex-wrap:wrap;font-size:13px;gap:18px}.js nav{display:none}.js nav.open{display:flex}}

/* --- review polish --- */
:root{--gold:#c9b68a}
.draft-banner{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:6px 14px;padding:11px 24px;font:12px/1.6 var(--mono);letter-spacing:.04em;color:#e9e4d8;background:linear-gradient(90deg,#0b0a08,#14120d 50%,#0b0a08);border-bottom:1px solid rgba(201,182,138,.45)}
.draft-pill{font:600 10px/1 var(--mono);letter-spacing:.22em;color:var(--gold);border:1px solid rgba(201,182,138,.6);border-radius:999px;padding:5px 10px 5px 12px}
.brand .crown-sm{width:26px;height:26px}
.brand{font-size:20px;letter-spacing:-.03em}
nav{font-size:13px;gap:26px}nav a{transition:color .2s}nav a:hover{text-decoration:none;color:#fff}
.eyebrow{font-size:11px;letter-spacing:.16em}
.hero{min-height:calc(100svh - 130px);max-height:900px;padding-block:72px 96px}
.hero h2{text-wrap:pretty;max-width:15em;font-weight:450;color:#f2f2f0}
.hero p:not(.eyebrow){font-size:16px;color:#a6a6ab}
.status{font-size:11px;color:#8a8a90}
.status:before{content:'';display:inline-block;width:24px;height:1px;background:var(--gold);opacity:.7;vertical-align:middle;margin-right:12px}
.hero-art{position:relative}
.hero-art .halo{position:absolute;left:50%;top:38%;width:min(520px,120%);aspect-ratio:1;transform:translate(-50%,-50%);background:radial-gradient(circle,rgba(255,255,255,.10),rgba(255,255,255,.03) 35%,transparent 65%);pointer-events:none;z-index:-1}
.hero-art .crown-dot{filter:drop-shadow(0 0 10px rgba(255,255,255,.85)) drop-shadow(0 0 28px rgba(255,255,255,.35));animation:dotpulse 6s ease-in-out infinite}
@keyframes dotpulse{0%,100%{opacity:1}50%{opacity:.72}}
.art-note{font-size:10px;letter-spacing:.22em}
.wordmark{width:min(100%,520px)}
h2{font-weight:500}
.card p,.flow-node{font-size:14px}
.flow-node{color:#d9d9dc}
.actions h3{font-size:12px}
.example-label{color:#f1ead9;border-color:rgba(201,182,138,.55);background:rgba(201,182,138,.06);letter-spacing:.06em}
.decision .example-label{border:1px solid rgba(201,182,138,.45);padding:4px 9px;color:#e6dcc4;font-size:10px;margin:0 0 18px}
#decision-list>p:first-child{font:11px/1.8 var(--mono);color:#8a8a90}
summary{list-style:none;display:flex;justify-content:space-between;align-items:center;gap:24px;font-size:17px;transition:color .2s}
summary::-webkit-details-marker{display:none}
summary:after{content:'';flex:none;width:11px;height:11px;background:linear-gradient(currentColor,currentColor) center/11px 1px no-repeat,linear-gradient(currentColor,currentColor) center/1px 11px no-repeat;opacity:.6;transition:transform .3s}
details[open] summary:after{transform:rotate(45deg)}
summary:hover{color:#fff}
details p{padding-left:0}
footer{font-size:12px}
@media(max-width:900px){.hero{min-height:0;max-height:none}}
@media(max-width:600px){.draft-banner{font-size:11px;padding:10px 16px}.hero h2{font-size:27px}.hero p:not(.eyebrow){font-size:15px}.brand{font-size:18px}.hero-art .halo{width:340px}}