:root{color-scheme:dark;--navy:#0b1931;--panel:#122440;--paper:#f4f7fa;--gold:#d8b678;--mint:#91ddce;--muted:#b9c5d5;--line:#354760;--thumb:#7d90aa;--track:#0b1931;--scroll-hover:#b9c5d5;--scroll-active:#d8b678}
*{box-sizing:border-box;scrollbar-width:auto;scrollbar-color:var(--thumb) var(--track)}
::-webkit-scrollbar{width:12px;height:12px}::-webkit-scrollbar-track{background:var(--track)}::-webkit-scrollbar-thumb{background:var(--thumb);border:3px solid var(--track);border-radius:9px}::-webkit-scrollbar-thumb:hover{background:var(--scroll-hover)}::-webkit-scrollbar-thumb:active{background:var(--scroll-active)}
body{margin:0;background:var(--navy);color:var(--paper);font:16px/1.55 "Segoe UI",Arial,sans-serif}
a,button{cursor:pointer}a{color:var(--mint);text-decoration:none}a:hover{text-decoration:underline}a:active{color:var(--gold)}a:focus-visible,button:focus-visible{outline:3px solid var(--gold);outline-offset:4px}
header,main,footer{width:min(1120px,calc(100% - 48px));margin:auto}
header{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:30px 0;border-bottom:1px solid var(--line)}
.brand{color:var(--paper);font-weight:700;letter-spacing:.02em}.brand span{display:inline-grid;place-items:center;width:34px;height:34px;margin-right:10px;background:var(--gold);color:var(--navy);border-radius:9px}.brand:hover{text-decoration:none}
header nav{display:flex;gap:22px;flex-wrap:wrap;font-size:14px}
.intro{padding:58px 0 36px;max-width:780px}.eyebrow{color:var(--gold);text-transform:uppercase;letter-spacing:.16em;font-size:12px;font-weight:700}h1{font:clamp(38px,5vw,62px)/1.08 Georgia,serif;letter-spacing:-.025em;margin:18px 0 22px}p{color:var(--muted);margin:10px 0}
.notice{margin:0 0 28px;padding:16px 20px;border-left:3px solid var(--gold);background:var(--panel);color:var(--muted);font-size:14px}.notice strong{color:var(--paper)}
.products{border-top:1px solid var(--line)}
.product{display:grid;grid-template-columns:110px minmax(0,1fr) 340px;gap:26px;align-items:start;padding:28px 0;border-bottom:1px solid var(--line)}
.price{font:32px/1.15 Georgia,serif;color:var(--gold);margin:0}.price small{display:block;font:11px/2 "Segoe UI",sans-serif;color:var(--muted);text-transform:uppercase;letter-spacing:.1em}
h2{font-size:18px;line-height:1.4;margin:0 0 8px;font-weight:650}.description{font-size:14px;margin:0;max-width:550px}
.actions{display:flex;gap:8px;flex-wrap:wrap}.action,button{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:9px 13px;border:1px solid var(--line);border-radius:8px;font:600 13px/1.4 "Segoe UI",sans-serif;background:transparent;color:var(--paper);text-decoration:none}
.checkout-option{display:inline-flex;align-items:stretch;gap:4px}.copy-link{gap:5px;padding:9px 8px;font-size:11px;color:var(--muted)}.copy-link:hover{color:var(--paper)}button:disabled{cursor:wait;opacity:.65}
.action.primary{background:var(--gold);border-color:var(--gold);color:var(--navy)}.action:hover,button:hover{border-color:var(--mint);text-decoration:none}.action.primary:hover{background:var(--paper);border-color:var(--paper)}.action:active,button:active{transform:translateY(1px)}
.unavailable{display:inline-flex;align-items:center;font-size:12px;color:var(--muted);padding:9px 0;min-height:42px}
.copy{min-width:86px}.short{display:block;width:100%;font:12px/1.6 Consolas,monospace;color:var(--muted);margin-top:13px;padding:4px 0;background:transparent;border:0;user-select:all}.short:focus-visible{outline:2px solid var(--gold);outline-offset:3px}.feedback{display:block;min-height:36px;font-size:12px;color:var(--mint)}
footer{padding:30px 0 45px;font-size:13px;display:flex;gap:24px;justify-content:space-between;flex-wrap:wrap;color:var(--muted)}.skip{position:absolute;top:-90px;left:24px;padding:12px;background:var(--paper);color:var(--navy);z-index:2}.skip:focus{top:8px}
.error{padding:80px 0;max-width:700px}.error .action{margin-top:20px}
@media(max-width:900px){.product{grid-template-columns:90px minmax(0,1fr)}.controls{grid-column:2}.intro{padding-top:42px}}
@media(max-width:700px){header,main,footer{width:calc(100% - 32px)}header{align-items:flex-start;flex-direction:column;gap:12px;padding:22px 0}header nav{gap:18px}.product{grid-template-columns:74px minmax(0,1fr);gap:16px;padding:24px 0}.price{font-size:28px}.intro{padding:35px 0 25px}.controls{grid-column:1/-1;padding-left:90px}.action,button{min-height:44px}.notice{padding:14px 16px}.short{font-size:11px}}
@media(max-width:380px){.controls{padding-left:0}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}.action:active,button:active{transform:none}}
@media(forced-colors:active){*{scrollbar-color:auto}.action.primary{border:1px solid ButtonText}.notice{border:1px solid CanvasText}}