:root{--bg:#f6f5f3;--card:#fff;--txt:#1d1d1f;--mut:#6b6b70;--acc:#c2410c;--ok:#15803d;--bad:#b91c1c;--bd:#e4e2de}
@media (prefers-color-scheme:dark){:root{--bg:#121214;--card:#1c1c1f;--txt:#f3f3f4;--mut:#a0a0a8;--acc:#ea580c;--bd:#2d2d32}}
*{box-sizing:border-box}
body{margin:0;font:16px/1.45 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--txt)}
.wrap{max-width:480px;margin:0 auto;padding:16px 16px 40px}
.card{background:var(--card);border:1px solid var(--bd);border-radius:16px;padding:18px;margin-bottom:14px}
h1{font-size:1.5rem;margin:.2em 0}
.mut{color:var(--mut);font-size:.9rem}
label{display:block;font-weight:600;margin:14px 0 6px}
input,select{width:100%;padding:12px;font-size:16px;border:1px solid var(--bd);border-radius:10px;background:var(--bg);color:var(--txt)}
input:focus,select:focus{outline:2px solid var(--acc);border-color:transparent}
.btn{display:block;width:100%;padding:14px;border:0;border-radius:12px;background:var(--acc);color:#fff;font-weight:700;font-size:1rem;cursor:pointer}
.btn:disabled{opacity:.55;cursor:wait}
.btn.sec{background:transparent;color:var(--txt);border:1px solid var(--bd)}
.alert{padding:12px;border-radius:10px;margin:12px 0;font-size:.95rem}
.alert.err{background:#fee2e2;color:#7f1d1d}.alert.ok{background:#dcfce7;color:#14532d}.alert.info{background:#ffedd5;color:#7c2d12}
@media (prefers-color-scheme:dark){.alert.err{background:#3b1414;color:#fecaca}.alert.ok{background:#12301c;color:#bbf7d0}.alert.info{background:#3a2412;color:#fed7aa}}
.row{display:flex;gap:10px;align-items:center}
.badge{display:inline-block;padding:3px 10px;border-radius:99px;font-size:.8rem;font-weight:700;background:var(--acc);color:#fff}
.hide{display:none!important}
.spin{width:18px;height:18px;border:3px solid #fff5;border-top-color:#fff;border-radius:50%;display:inline-block;vertical-align:-3px;margin-right:8px;animation:g .7s linear infinite}
@keyframes g{to{transform:rotate(360deg)}}
.stepper button{flex:none;width:52px;height:48px;border-radius:12px;border:1px solid var(--bd);background:var(--bg);color:var(--txt);font-size:1.4rem}
.stepper input{text-align:center;font-weight:700}
.total{font-size:1.7rem;font-weight:800}
img.prev{max-width:100%;max-height:200px;border-radius:10px;margin-top:8px}