:root{--navy:#12212d;--navy2:#1b3140;--ivory:#f8f7f2;--paper:#fffefa;--gold:#d7b884;--ink:#22323b;--muted:#6c7980;--line:#dedbd2;--serif:'Songti SC','Noto Serif CJK SC','STSong',Georgia,serif;--sans:-apple-system,BlinkMacSystemFont,'PingFang SC','Microsoft YaHei',sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:82px}body{margin:0;background:var(--ivory);color:var(--ink);font:15px/1.82 var(--sans);-webkit-font-smoothing:antialiased}button,input,select,textarea{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:2px solid #c39a56;outline-offset:3px}.wrap{width:min(1160px,calc(100% - 64px));margin:auto}.skip{position:absolute;top:-100px;left:8px;background:white;color:var(--ink);padding:9px;z-index:99}.skip:focus{top:8px}.navbar{position:sticky;top:0;background:#10202cee;color:#edf0e8;z-index:50;backdrop-filter:blur(16px);border-bottom:1px solid #ffffff21}.nav-inner{min-height:76px;display:flex;align-items:center;gap:25px}.brand{display:flex;align-items:center;white-space:nowrap;gap:12px;font:19px Georgia,serif}.brand b{color:var(--gold);font-weight:400}.brand small{display:block;font:10px var(--sans);letter-spacing:.04em;color:#9dadaf}.mark{width:40px;height:40px;border:1px solid #d1b07a;display:grid;place-items:center;color:var(--gold);font:26px Georgia;position:relative}.mark span{position:absolute;right:2px;top:0;font:9px Georgia}.navlinks{margin-left:auto;display:flex;gap:18px;align-items:center}.navlinks a{white-space:nowrap;color:#c6cfd0;font-size:12px}.navlinks a:hover{color:var(--gold)}.nav-actions{display:flex;align-items:center;gap:7px}.nav-actions 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#d0b08050;border-radius:50%;transform:rotate(-25deg)}.orbits span+span{inset:0 50px;transform:rotate(40deg);border-color:#d0b08024}.art-panel{transform:rotate(-3deg);width:min(360px,100%);padding:36px 35px 28px;background:linear-gradient(160deg,#274353,#152834);border:1px solid #b69a6a;box-shadow:30px 30px 60px #07162190;position:relative}.art-panel:before{content:'';position:absolute;inset:10px;border:1px solid #bc9e642c;pointer-events:none}.art-kicker{letter-spacing:.15em;color:#bcaf92;font:10px Georgia}.art-big{font:51px/1.19 Georgia,serif;color:#f1e8d9;margin:45px 0}.art-big em{font-style:normal;color:var(--gold)}.art-steps>div{border-bottom:1px solid #ffffff27;padding:10px 0;display:flex;align-items:center;gap:12px;font-size:12px}.art-steps span{color:var(--gold);font-family:Georgia}.art-steps b{font:10px 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button.primary{background:#263a32;border-color:#263a32;color:#fff}.empty{padding:42px;text-align:center;background:white;color:#66766e}.work{background:#faf9f4}.workflow-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.workflow-card{border:1px solid #dcd8cb;background:#fffefa;padding:25px}.workflow-card>.meta{font:10px Georgia;color:#a6814c;letter-spacing:.09em}.workflow-card h3{font:600 24px var(--serif);margin:10px 0 17px}.workflow-card dl{margin:0;display:grid;gap:13px}.workflow-card dt{font-size:11px;color:#95744a;font-weight:700}.workflow-card dd{font-size:12px;color:#617269;line-height:1.9;margin:0}.builder{background:#1d313c;color:#e6ede9}.builder .head p{color:#b3c4c5}.builder .head h2 em{color:#d8b989}.builder-layout{display:grid;grid-template-columns:1fr 1fr;gap:22px}.brief-form{background:#f7f8f3;color:#21352b;padding:26px;display:grid;gap:14px}.brief-form label{display:grid;font-size:12px;font-weight:600;gap:5px}.brief-form input,.brief-form select,.brief-form textarea{border:1px solid #dad9d0;background:#fff;padding:11px;min-width:0;width:100%;font-size:13px}.brief-result{border:1px solid #b8ac8b;padding:25px;display:flex;flex-direction:column}.result-top{display:flex;justify-content:space-between;font:10px Georgia;color:#cfbd9e;letter-spacing:.1em}.brief-result pre{flex:1;overflow:auto;max-height:440px;white-space:pre-wrap;overflow-wrap:anywhere;line-height:2;font:13px var(--sans);color:#d9e3dd}.brief-result button{border:1px solid #d1b987;background:#d9c097;color:#203b2a;padding:13px;font-size:12px;font-weight:700}.brief-result button:disabled{opacity:.5}.brief-result p{color:#a0b3ac;font-size:11px}.chapters{background:#f6f5ee}.chapter-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}.chapter-card{border:1px solid #dfdbd0;background:white;min-height:149px;padding:23px;display:flex;flex-direction:column}.chapter-card:hover{border-color:#b29870;transform:translateY(-1px)}.chapter-no{font:19px 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details{background:#fff;border:1px solid #e1ddd2;padding:15px 20px;align-self:start}.faq-list summary{cursor:pointer;font-weight:600;font-size:14px}.faq-list p{font-size:12px;color:#67766d;line-height:2}.contact{background:#1b3038;color:#e8ebe5;padding:92px 0}.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:90px}.contact h2{font:500 53px/1.32 var(--serif);margin:18px 0}.contact h2 em{font-style:normal;color:#dfc18d}.contact p{font-size:14px;line-height:2;color:#b8c8c5}.contact p.muted{font-size:11px}.contact-card{border:1px solid #bca67a;padding:28px;background:#ffffff09}.contact-card>span{font:10px Georgia;letter-spacing:.1em;color:#dcc29e}.contact-card .wx{font:500 29px Georgia;color:#f0d5a3;margin:20px 0}.contact-card button,.contact-card a{display:block;width:100%;padding:13px 15px;background:#dec393;color:#1e2f35;border:0;text-align:left;margin-top:10px;font-size:12px;font-weight:600}.contact-card a{border:1px solid #bba87d;background:transparent;color:#e9d6b5}.foot{display:flex;justify-content:space-between;gap:35px;align-items:center;padding:30px 0}.foot b{font:19px Georgia;color:#e6cd9f}.foot small{display:block;color:#92a8a6;font-size:10px}.foot>div:last-child{display:flex;flex-wrap:wrap;gap:15px}.foot a,.foot button{color:#c7d2cf;font-size:11px;background:none;border:0;padding:0}footer{background:#11222b;color:#d8e0df}.disclaimer{font-size:10px;color:#9eb0ae;padding-bottom:30px;margin:0}.toast{position:fixed;bottom:25px;left:50%;transform:translate(-50%,20px);background:#253d31;border:1px solid #d3b080;color:#fff;padding:12px 18px;font-size:12px;opacity:0;visibility:hidden;transition:.2s;z-index:85}.toast.show{visibility:visible;opacity:1;transform:translate(-50%,0)}.mobile-contact{display:none}
@media(max-width:1100px){.nav-inner{gap:15px}.navlinks{gap:10px}.navlinks a{font-size:11px}.hero-layout{gap:25px}.intro-grid{grid-template-columns:repeat(3,1fr)}.contact-grid{gap:40px}}
@media(max-width:860px){.wrap{width:min(100% - 36px,680px)}.navbar .navlinks{display:none}.nav-inner{min-height:68px}.nav-actions{margin-left:auto}.hero-layout{display:block;min-height:0;padding:70px 0}.hero-art{display:none}.hero h1{font-size:clamp(48px,9vw,75px)}.head{display:block}.head p{margin:17px 0 0}.section{padding:65px 0}.intro-grid{grid-template-columns:repeat(2,1fr)}.builder-layout,.safety-layout,.contact-grid{grid-template-columns:1fr}.safety-side{position:static}.chapter-grid,.plan-grid{grid-template-columns:repeat(2,1fr)}.mobile-contact{display:grid;grid-template-columns:1.2fr .8fr;gap:8px;position:fixed;bottom:0;left:0;right:0;background:#10252c;padding:9px 13px calc(9px + env(safe-area-inset-bottom));border-top:1px solid #cbb58788;z-index:70}.mobile-contact button,.mobile-contact a{display:grid;place-items:center;min-height:43px;font-size:12px;font-weight:600;padding:7px;text-align:center}.mobile-contact button{border:0;background:#dec393;color:#203039}.mobile-contact a{border:1px solid #d7bd91;color:#e6c99e}body{padding-bottom:calc(64px + env(safe-area-inset-bottom))}.toast{bottom:calc(80px + env(safe-area-inset-bottom))}}
@media(max-width:540px){.wrap{width:calc(100% - 28px)}.brand{font-size:14px}.mark{width:32px;height:32px;font-size:21px}.brand small{display:none}.nav-actions button{font-size:10px;padding:8px}.nav-actions a{display:none}.hero h1{font-size:46px}.hero h2{font-size:19px}.hero-text>p{font-size:13px}.metrics{gap:6px}.metrics strong{font-size:25px}.metrics span{font-size:9px}.ticker>.wrap{justify-content:center;gap:9px}.ticker span:nth-of-type(n+4),.ticker i:nth-of-type(n+4){display:none}.head h2{font-size:37px}.intro-grid,.prompt-grid,.workflow-grid,.chapter-grid,.faq-list,.plan-grid{grid-template-columns:1fr}.intro-grid article{padding:20px}.brief-form,.brief-result{padding:20px}.contact h2{font-size:42px}.foot{display:block}.foot>div:last-child{margin-top:20px}.plan-top .bar{min-width:100%;order:2}.plan-top button{order:3}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;scroll-behavior:auto!important;transition:none!important}}

/* Provenance-first product features: no unverifiable active-status badges. */
.official-map{background:#eaeae4}.official-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.official-card{background:#fffefa;border:1px solid #dcd8ca;padding:24px;display:flex;flex-direction:column}.official-card h3{font:600 21px var(--serif);margin:3px 0 9px}.official-card p{font-size:12px;line-height:1.9;color:#657168;flex:1;margin:0 0 20px}.official-status{display:flex;flex-wrap:wrap;gap:6px}.official-status span{background:#eeece3;color:#635f53;padding:5px 9px;font-size:10px}.official-status span:last-child{background:#f5eee5;color:#87623b}.official-actions{display:flex;justify-content:space-between;gap:8px;border-top:1px solid #e7e3d9;padding-top:17px;margin-top:17px;font-size:11px;color:#886944}.official-actions a{text-decoration:underline;text-underline-offset:4px}.official-note{font-size:12px;color:#58675b;margin-top:20px}.official-note a{text-decoration:underline;text-underline-offset:4px}@media(max-width:860px){.official-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:540px){.official-grid{grid-template-columns:1fr}}