:root{color-scheme:dark;--bg:#0e1014;--surface:#191d24;--ink:#f7f8fa;--muted:#c9cdd5;--line:#35383e;--red:#c81e30;--gold:#f2c65b}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.5 system-ui,sans-serif}header,footer{padding:24px max(20px,calc((100vw - 1080px)/2));background:#14181f}header{display:flex;justify-content:space-between;gap:20px;align-items:center}.brand{font-size:20px;font-weight:800;color:var(--ink);text-decoration:none}.brand small{display:block;color:var(--gold);font-size:10px;letter-spacing:1.5px}nav{display:flex;gap:16px;align-items:center;flex-wrap:wrap}a{color:var(--gold)}main{max-width:960px;margin:30px auto;padding:0 20px;min-height:65vh}.sheet,.card{background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:24px;margin:16px 0}.sheet{max-width:640px;margin:20px auto}h1{font-size:32px;line-height:1.15}h2{font-size:23px}.eyebrow{color:var(--gold);font-size:12px;font-weight:800;letter-spacing:1.6px}p{color:var(--muted)}form{display:grid;gap:14px}label{display:grid;gap:6px}input,select,textarea{font:inherit;padding:12px;border:1px solid var(--line);border-radius:12px;background:var(--bg);color:var(--ink);width:100%}textarea{min-height:90px}button{font:700 16px system-ui;color:white;background:var(--red);border:1px solid transparent;padding:13px 18px;border-radius:12px;cursor:pointer}button.secondary,.tabs button{background:var(--bg);border-color:var(--line)}button:disabled{opacity:.5;cursor:wait}.tabs button[aria-selected=true]{border-color:var(--red);color:var(--gold)}.price{color:var(--gold);font-weight:bold}.row{display:flex;justify-content:space-between;gap:16px}.checkbox{display:flex;align-items:center;gap:10px}.checkbox input{width:auto}#notice:not(:empty){padding:14px;background:#302027;border:1px solid #c81e30;border-radius:12px;white-space:pre-line}.message{border-left:3px solid var(--gold);padding:10px;background:var(--bg);margin:10px 0}footer{font-size:13px}footer p{max-width:850px}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid var(--gold);outline-offset:3px}[hidden]{display:none!important}@media(max-width:650px){header{display:block;padding:18px}header nav{margin-top:12px;font-size:13px}main{margin:16px auto;padding:0 14px}.sheet,.card{padding:18px}h1{font-size:28px}.tabs{gap:8px}.tabs button{font-size:14px;padding:10px}}