:root{
  --bg:#f3f6ff;--card:#ffffff;--text:#0b1220;--muted:#5b6b84;--line:#e7ecf6;--primary:#2563eb;--primary2:#1d4ed8;--danger:#ef4444;--ok:#16a34a;--shadow:0 18px 50px rgba(2,6,23,.10);--radius:20px;
}
*{box-sizing:border-box} html,body{height:100%}
body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial;color:var(--text);background:radial-gradient(900px 500px at 10% 0%, rgba(37,99,235,.14), transparent 55%),radial-gradient(900px 500px at 100% 15%, rgba(37,99,235,.10), transparent 55%),linear-gradient(180deg,#fff,var(--bg));}
a{color:inherit;text-decoration:none}.wrap{min-height:100%;display:flex;align-items:center;justify-content:center;padding:24px}.card{width:min(1280px,100%);background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}.wide-card{max-width:1280px}
.topbar{display:flex;align-items:center;justify-content:space-between;padding:18px 22px;border-bottom:1px solid var(--line);background:linear-gradient(180deg, rgba(37,99,235,.06), transparent)}
.brand{display:flex;align-items:center;gap:12px;min-width:0}.brand img{width:38px;height:38px;object-fit:contain;border-radius:10px}.brand .name{font-weight:800}.brand .tag{font-size:12px;color:var(--muted);margin-top:2px}
.nav{display:flex;gap:8px;flex-wrap:wrap;justify-content:center}.tab{font-weight:700;font-size:13px;padding:10px 12px;border-radius:999px;color:var(--muted)}.tab.active{color:var(--primary2);border:1px solid rgba(37,99,235,.25);background:rgba(37,99,235,.10)}
.userbox{display:flex;align-items:center;gap:10px}.pill,.badge,.status-tag{padding:10px 12px;border-radius:999px;border:1px solid var(--line);background:#fff;font-size:13px;color:var(--muted)}.pill b{color:var(--text)}.btn-link{padding:10px 14px;border-radius:999px;border:1px solid rgba(37,99,235,.25);background:rgba(37,99,235,.08);color:var(--primary2);font-weight:800}
.main{padding:22px}.headline{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap}.title{margin:0;font-size:22px}.subtitle{margin:6px 0 0;color:var(--muted);font-size:13px;line-height:1.5}.trust{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}.badge{font-size:12px;padding:7px 10px}
.alert{display:none;margin:14px 0 0;padding:12px 14px;border-radius:14px;font-weight:700;font-size:13px}.alert.ok{background:rgba(22,163,74,.10);border:1px solid rgba(22,163,74,.25);color:#166534}.alert.error{background:rgba(239,68,68,.10);border:1px solid rgba(239,68,68,.25);color:#991b1b}
.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:16px}.cards2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:16px}.stack-3{grid-template-columns:1.15fr 1fr 1fr}
.field label{display:block;font-size:12px;color:var(--muted);margin:0 0 6px;font-weight:700}input,select{width:100%;padding:12px;border:1px solid var(--line);border-radius:14px;outline:none;font-size:14px;background:#fff}input:focus,select:focus{border-color:rgba(37,99,235,.55);box-shadow:0 0 0 4px rgba(37,99,235,.12)}
.hint{margin-top:7px;font-size:12px;color:var(--muted);line-height:1.45}.actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-top:14px}.compact-actions{margin-top:10px}
button{appearance:none;border:none;cursor:pointer;padding:12px 16px;border-radius:14px;background:var(--primary);color:#fff;font-weight:900;letter-spacing:.2px}button.secondary{background:#fff;color:var(--text);border:1px solid var(--line)}button:disabled{opacity:.65;cursor:not-allowed}
.panel{border:1px solid var(--line);border-radius:18px;padding:16px;background:linear-gradient(180deg, rgba(37,99,235,.04), transparent 55%)}.panel h3{margin:0 0 8px;font-size:15px}.panel p{margin:0 0 12px;color:var(--muted);font-size:12px;line-height:1.5}
.package-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.pkg{display:flex;justify-content:space-between;align-items:center;padding:14px;border-radius:16px;background:#fff;border:1px solid var(--line);color:var(--text);font-weight:700}.pkg.active{border-color:var(--primary);box-shadow:0 0 0 3px rgba(37,99,235,.12)}
.bank-box,.soft-box{margin-top:12px;padding:12px;border-radius:14px;background:#fff;border:1px solid var(--line);font-size:13px;line-height:1.7}.payment-box{margin-top:12px}.qr-wrap{text-align:center;margin-top:12px}.qr-wrap img{max-width:280px;width:100%;border-radius:16px;border:1px solid var(--line);background:#fff}
.history-list{display:flex;flex-direction:column;gap:10px}.history-item{border:1px solid var(--line);border-radius:16px;padding:12px;background:#fff}.history-head{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}.code-line{font-weight:900;font-size:16px}.meta-line{font-size:12px;color:var(--muted);margin-top:4px}.status-tag.free{color:#166534;background:rgba(22,163,74,.08)}.status-tag.used{color:#991b1b;background:rgba(239,68,68,.08)}.empty-state{padding:16px;border:1px dashed var(--line);border-radius:16px;color:var(--muted);background:#fff}
.footer{padding:14px 22px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:12px;gap:12px}.hr{height:1px;background:var(--line);margin:18px 0}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.spinner{width:16px;height:16px;border-radius:50%;border:2px solid rgba(255,255,255,.45);border-top-color:#fff;display:inline-block;vertical-align:-3px;margin-right:8px;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}
@media (max-width:1100px){.stack-3{grid-template-columns:1fr}.topbar{gap:12px;flex-direction:column;align-items:stretch}.userbox{justify-content:space-between}.grid,.cards2,.package-grid{grid-template-columns:1fr}.trust{justify-content:flex-start}.footer{flex-direction:column;align-items:flex-start}}