:root{
  --bg:#f6f7fb; --card:#fff; --border:#dde1ee; --text:#111; --muted:#5d6476; --brand:#e4007f; --brand2:#8bc34a;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial}
.container{max-width:1000px;margin:24px auto;padding:0 14px}
.header{display:flex;gap:12px;align-items:center;margin:12px 0 18px}
.logo{height:52px}
.title{font-weight:800;font-size:22px}
.subtitle{color:var(--muted);margin-top:2px}
.card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:16px;margin:12px 0}
.badge{display:inline-block;background:#eef;border:1px solid var(--border);padding:3px 8px;border-radius:999px;font-size:12px}
.btn{display:inline-block;background:var(--brand);color:#fff;font-weight:700;border:none;border-radius:10px;padding:9px 12px;text-decoration:none;cursor:pointer}
.btn.secondary{background:var(--brand2);color:#07110a}
.grid{display:grid;gap:10px}
.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}
@media(max-width:720px){.cols-2{grid-template-columns:1fr}}
label{display:block;color:#333;font-size:13px;margin-bottom:4px}
input[type=text],input[type=password],input[type=email],input[type=number],input[type=datetime-local],select,textarea{
  width:100%;padding:10px;border:1px solid var(--border);border-radius:12px;background:#fff;color:#111
}
.table{width:100%;border-collapse:collapse}
.table th,.table td{border:1px solid var(--border);padding:8px;font-size:14px}
.table th{background:#f3f5fb;text-align:left}
.error{background:#ffe9e9;border:1px solid #ffbdbd;color:#7a0000;border-radius:12px;padding:10px;margin:10px 0}
.notice{background:#eef9ff;border:1px solid #bae7ff;color:#084561;border-radius:12px;padding:10px;margin:10px 0}
.small,.mini{font-size:12px;color:var(--muted)}
.product-card{border:1px dashed var(--border);border-radius:12px;padding:12px;margin:12px 0}
.opt-row{display:flex;gap:12px;align-items:center;justify-content:space-between;flex-wrap:wrap;padding:6px 0;border-bottom:1px dashed #eee}
.opt-row:last-child{border-bottom:none}
.closed-card{background:#f6f7fb;border:1px solid var(--border);border-radius:16px;padding:24px;text-align:center}
hr{border:none;border-top:1px solid var(--border);margin:16px 0}
.code{font-family:ui-monospace,Menlo,Consolas,monospace;background:#fafafa;border:1px solid #eee;border-radius:8px;padding:2px 6px}