:root{--bg:#080b14;--panel:#11182a;--line:#27334f;--gold:#f5c75b;--blue:#58a6ff;--text:#eef4ff;--muted:#9aa8c3;--danger:#ff6b77;--ok:#59d391}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 50% -20%,#263557 0,#0a0e1a 42%,#060811 100%);color:var(--text);font:15px/1.65 system-ui,"Microsoft YaHei",sans-serif;min-height:100vh}header{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 max(24px,calc((100% - 1180px)/2));border-bottom:1px solid var(--line);background:#080c17dc;position:sticky;top:0;z-index:5;backdrop-filter:blur(16px)}a{color:inherit;text-decoration:none}.brand{font-size:22px;font-weight:800;color:var(--gold)}.brand small{display:block;font-size:11px;letter-spacing:4px;color:var(--muted)}nav{display:flex;gap:22px}main{max-width:1180px;margin:38px auto;padding:0 20px}.hero{text-align:center;padding:48px 10px}.hero h1{font-size:44px;margin:0;color:var(--gold)}.hero p{color:var(--muted);font-size:17px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:18px}.card,.panel{background:linear-gradient(145deg,#151e33,#0e1423);border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:0 16px 40px #0005}.card.selected{border-color:var(--gold);box-shadow:0 0 0 1px var(--gold),0 16px 40px #0008}.card h2{margin:4px 0;color:var(--gold)}.price{font-size:27px;font-weight:800}.muted{color:var(--muted)}ul{padding-left:20px}.choice{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:18px}.choice input{width:18px;height:18px}.choice select,input,textarea{background:#090e1a;border:1px solid var(--line);color:var(--text);border-radius:9px;padding:11px 12px}button,.btn{border:0;border-radius:9px;background:linear-gradient(135deg,#f5c75b,#d99225);color:#191205;font-weight:800;padding:12px 18px;cursor:pointer;display:inline-block}button.secondary{background:#25314c;color:var(--text)}button.danger{background:var(--danger);color:#fff}.checkout{display:grid;grid-template-columns:1.3fr .7fr;gap:20px;margin-top:28px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}.field{display:flex;flex-direction:column;gap:6px}.wide{grid-column:1/-1}.summary-row,.order-item{display:flex;justify-content:space-between;gap:16px;padding:12px 0;border-bottom:1px solid var(--line)}.total{font-size:24px;color:var(--gold);font-weight:800}.notice{border-left:4px solid var(--gold);background:#201b10;padding:14px;border-radius:8px;margin:15px 0}.success{color:var(--ok)}.danger-text{color:var(--danger)}.status{display:inline-block;border:1px solid var(--line);border-radius:999px;padding:3px 10px}.modal{position:fixed;inset:0;background:#000b;display:grid;place-items:center;padding:20px;z-index:20}.modal-box{max-width:520px;background:var(--panel);padding:28px;border-radius:16px;border:1px solid var(--gold);text-align:center}.hidden{display:none!important}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:12px;border-bottom:1px solid var(--line);vertical-align:top}.form-row{display:flex;gap:10px;flex-wrap:wrap}.form-row input{flex:1;min-width:220px}footer{text-align:center;color:var(--muted);padding:45px 20px}@media(max-width:760px){.checkout,.form-grid{grid-template-columns:1fr}.hero h1{font-size:32px}nav{gap:10px}.wide{grid-column:auto}table{font-size:12px}}