:root{--navy:#12304d;--teal:#0f9d8a;--teal-d:#0b7c6d;--bg:#f4f8fa;--card:#fff;--ink:#17283a;--mut:#5d7083;--line:#dbe5ec;--bad:#c0392b;--warn:#b7791f}
@media (prefers-color-scheme:dark){:root{--bg:#0d1b28;--card:#14283a;--ink:#e8f0f6;--mut:#9db0c1;--line:#25405a}}
*{box-sizing:border-box}body{margin:0;font:16px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--ink)}
header.top{background:var(--navy);color:#fff;padding:14px 16px;display:flex;align-items:center;justify-content:space-between;gap:12px}
header.top a{color:#fff;text-decoration:none}.brand{font-weight:700;font-size:20px;letter-spacing:.3px}.brand span{color:#5fe0cc}
nav a{margin-left:14px;font-size:14px;opacity:.9}nav a.on{border-bottom:2px solid #5fe0cc}
main{max-width:860px;margin:0 auto;padding:16px}
.hero{padding:22px 4px 6px}.hero h1{font-size:28px;margin:0 0 6px}.hero p{color:var(--mut);margin:0}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px;margin:14px 0}
.card h2{margin:0 0 10px;font-size:18px}
label{display:block;font-size:14px;color:var(--mut);margin:10px 0}
input,select,textarea{display:block;width:100%;margin-top:4px;padding:11px 12px;font:inherit;color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:10px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:12px}@media(max-width:560px){.row{grid-template-columns:1fr}}
.btn{display:inline-block;background:var(--teal);color:#fff;border:0;border-radius:10px;padding:12px 18px;font:600 15px system-ui;cursor:pointer;margin-top:8px}
.btn:hover{background:var(--teal-d)}.btn.ghost{background:transparent;color:var(--teal);border:1px solid var(--teal)}.btn.danger{background:var(--bad)}.btn.sm{padding:8px 12px;font-size:13px}
.btn:disabled{opacity:.5;cursor:default}
.tabs{display:flex;gap:6px;margin-bottom:6px}.tabs button{flex:1;padding:9px;border:1px solid var(--line);background:var(--bg);color:var(--ink);border-radius:10px;font:600 14px system-ui;cursor:pointer}.tabs button.on{background:var(--teal);color:#fff;border-color:var(--teal)}
.price{display:flex;justify-content:space-between;padding:7px 0;border-bottom:1px solid var(--line)}.price:last-child{border:0}
.bk{border:1px solid var(--line);border-radius:12px;padding:12px;margin:10px 0}.bk .h{display:flex;justify-content:space-between;gap:8px;flex-wrap:wrap;font-weight:600}
.pill{font-size:12px;padding:3px 9px;border-radius:99px;background:var(--line);color:var(--ink);white-space:nowrap}.pill.ok{background:#d3f4ec;color:#075e50}.pill.wait{background:#fdecc8;color:#7a4b00}.pill.bad{background:#f9d6d2;color:#8a1f14}
.mut{color:var(--mut);font-size:14px}.notice{border-left:4px solid var(--warn);background:var(--card);padding:10px 12px;border-radius:8px;margin:12px 0;font-size:14px}
.code{font:700 28px ui-monospace,monospace;letter-spacing:6px;background:var(--bg);display:inline-block;padding:4px 14px;border-radius:10px}
.zones{display:flex;flex-wrap:wrap;gap:8px}.zones label{display:flex;align-items:center;gap:6px;margin:0;background:var(--bg);padding:8px 12px;border-radius:99px;border:1px solid var(--line);color:var(--ink)}.zones input{width:auto;margin:0}
table{width:100%;border-collapse:collapse;font-size:14px}th,td{text-align:left;padding:7px 6px;border-bottom:1px solid var(--line);vertical-align:top}
#toast{position:fixed;left:50%;bottom:20px;transform:translate(-50%,30px);background:var(--navy);color:#fff;padding:12px 18px;border-radius:10px;opacity:0;transition:.25s;max-width:92vw;z-index:9}#toast.show{opacity:1;transform:translate(-50%,0)}#toast.bad{background:var(--bad)}
footer{max-width:860px;margin:30px auto;padding:0 16px;color:var(--mut);font-size:13px}