:root{color-scheme:dark;--coal:#10100f;--panel:#191815;--line:#685436;--gold:#f1ce81;--gold-light:#fff0c1;--ink:#f8f3e7;--muted:#c0b6a2;--focus:#fff5d6;--scroll-track:#141310;--scroll-thumb:#776340;--scroll-hover:#b89553;font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;color:var(--ink);background:var(--coal);scroll-behavior:smooth;scroll-padding-top:20px;scrollbar-color:var(--scroll-thumb) var(--scroll-track);scrollbar-width:thin}
*{box-sizing:border-box}*::-webkit-scrollbar{width:10px;height:10px}*::-webkit-scrollbar-track{background:var(--scroll-track)}*::-webkit-scrollbar-thumb{background:var(--scroll-thumb);border:2px solid var(--scroll-track);border-radius:8px}*::-webkit-scrollbar-thumb:hover{background:var(--scroll-hover)}*::-webkit-scrollbar-thumb:active{background:var(--gold)}
body{margin:0;background:radial-gradient(ellipse at 50% 18%,#66522d38,transparent 55%),var(--coal)}a,summary{cursor:pointer}a{color:var(--gold);text-underline-offset:4px}a:hover{color:var(--gold-light)}a:active{opacity:.85}a:focus-visible,summary:focus-visible{outline:3px solid var(--focus);outline-offset:5px}h1,h2,h3,p{margin:0}svg{fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}button,input,a,summary{-webkit-tap-highlight-color:transparent}.landing-shell{max-width:853px;margin:auto;padding-bottom:env(safe-area-inset-bottom)}
.skip-link{position:fixed;top:12px;left:12px;z-index:10;padding:12px;background:var(--coal);transform:translateY(-180%)}.skip-link:focus{transform:none}.brand-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:22px 30px 8px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none}.brand img{border-radius:15px;object-fit:contain;flex:none;width:64px;height:64px}.brand strong{display:block;color:var(--gold-light);font-size:30px;letter-spacing:3px;font-weight:800}.brand small{display:block;letter-spacing:3px;font-size:10px;color:var(--gold)}.domain{font-size:11px;letter-spacing:2px;color:var(--muted)}
.hero-copy{padding:25px 20px 0;text-align:center}.eyebrow{font-size:12px;letter-spacing:3px;color:var(--gold);margin-bottom:10px}h1{font-family:"PingFang SC","Microsoft YaHei",sans-serif;font-size:clamp(27px,5.3vw,46px);font-weight:800;letter-spacing:2px;color:var(--gold-light)}.hero-copy>p:last-child{color:var(--muted);font-size:14px;line-height:1.7;margin-top:10px}.cover-window{aspect-ratio:853/640;background-image:url('/assets/west-coast-cover.png');background-size:100% auto;background-position:center 46.1%;background-repeat:no-repeat;mask-image:linear-gradient(transparent,#000 4%,#000 93%,transparent)}
.actions{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;padding:0 30px;margin-top:0;position:relative}.action{display:flex;align-items:center;justify-content:center;gap:10px;min-height:75px;border:1px solid #c59d55;border-radius:50px;text-decoration:none;color:var(--gold-light);background:linear-gradient(180deg,#514025b3,#17140fc9);box-shadow:inset 0 1px 0 #f3d18b36}.action-primary{background:linear-gradient(155deg,#ffebae,#d3a044);color:#29200e;border-color:#f7d68d;box-shadow:0 4px 25px #e6b76021,inset 0 1px 0 #fff9d9}.action svg{width:26px;height:26px;flex:none}.action strong{display:block;font-size:17px;font-weight:700}.action small{display:block;font-size:11px;margin-top:3px;opacity:.84;letter-spacing:.2px}.action:hover{border-color:var(--gold-light);filter:brightness(1.13);color:var(--gold-light)}.action-primary:hover{color:#29200e}.action:active{transform:translateY(1px)}.install-note{font-size:12px;line-height:1.7;color:var(--muted);text-align:center;padding:16px 30px 0}.referral-note{font-size:12px;line-height:1.6;text-align:center;color:var(--gold);padding:8px 25px 0}[hidden]{display:none!important}
.installation{padding:48px 30px 24px}.installation:focus{outline:none}.section-heading{margin-bottom:26px}.section-heading>span{font-family:ui-monospace,monospace;font-size:11px;letter-spacing:2px;color:var(--gold)}h2{font-size:25px;font-weight:650;margin:9px 0;color:var(--gold-light)}.section-heading p{font-size:13px;color:var(--muted);line-height:1.7}details{border:1px solid var(--line);background:var(--panel);border-radius:15px;margin-top:12px;overflow:clip}summary{padding:20px 22px;display:flex;align-items:center;justify-content:space-between;gap:12px;list-style:none;min-height:76px;font-size:17px;font-weight:650}summary::-webkit-details-marker{display:none}summary small{display:block;color:var(--muted);font-size:11px;font-weight:400;margin-top:5px}.plus{font-size:26px;line-height:1;color:var(--gold);font-weight:300}details[open] .plus{transform:rotate(45deg)}summary:hover{background:#b9955320}summary:active{background:#b995532b}summary:focus-visible{outline-offset:-5px}.guide-content{padding:0 22px 23px}.guide-content p{font-size:14px;line-height:1.9;color:var(--muted)}.guide-content h3{font-size:15px;margin:22px 0 6px;font-weight:600}.guide-content ol{padding-left:25px;margin:0;display:grid;gap:22px}.guide-content li{padding-left:7px;font-size:15px;line-height:1.7}.guide-content li::marker{color:var(--gold);font-family:ui-monospace,monospace}.guide-content li strong{font-weight:600}.guide-content li p{margin-top:5px}.guide-content .fine-print{font-size:12px;line-height:1.8;margin-top:15px}.guide-note{margin-top:24px;border-top:1px solid var(--line);padding-top:16px}.guide-note h3{margin-top:0}.source-links{color:var(--muted);font-size:11px;line-height:1.9;margin:20px 4px 0}.source-links a{display:inline-block;padding-block:9px}footer{padding:20px 30px 30px;border-top:1px solid #68543666;display:flex;justify-content:space-between;gap:15px;align-items:center;font-size:11px;line-height:1.8;color:var(--muted)}footer>a{padding:12px 0}
@media(max-width:560px){.brand-bar{padding:20px 18px 6px}.brand{gap:9px}.brand img{width:48px;height:48px;border-radius:11px}.brand strong{font-size:25px}.brand small{font-size:8px;letter-spacing:2px}.domain{font-size:9px;letter-spacing:1px}.hero-copy{padding-top:23px}.eyebrow{font-size:10px;letter-spacing:2px}.hero-copy>p:last-child{font-size:12px}.actions{padding:0 13px;gap:7px}.action{flex-direction:column;gap:4px;min-height:83px;border-radius:17px;text-align:center}.action svg{width:23px;height:23px}.action strong{font-size:14px}.action small{font-size:9px;margin-top:2px}.install-note{padding:15px 24px 0;font-size:11px}.installation{padding:37px 18px 20px}h2{font-size:24px}summary{padding:18px}footer{padding:15px 18px 25px;font-size:10px}.guide-content{padding:0 18px 20px}.guide-content p{font-size:13px}}
@media(prefers-reduced-motion:reduce){:root{scroll-behavior:auto}}@media(forced-colors:active){:root{color-scheme:normal;scrollbar-color:auto}.action,details{border:1px solid ButtonText;box-shadow:none}.action{background:ButtonFace;color:ButtonText}.cover-window{forced-color-adjust:none}.brand img{forced-color-adjust:none}}