/* Minimal, clean styling */
:root { font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif; }
body { margin: 0; background: #fff; color: #111; }
.wrap { max-width: 980px; margin: 0 auto; padding: 16px; }
.topbar { border-bottom: 1px solid #e6e6e6; background: #fafafa; position: sticky; top: 0; }
.brand a { text-decoration: none; color: #111; font-weight: 700; }
.nav { display: flex; gap: 12px; align-items: center; }
.nav a { text-decoration: none; color: #333; padding: 6px 8px; border-radius: 8px; }
.nav a:hover { background: #eee; }
.nav-right { margin-left: auto; }
h1 { margin: 18px 0 12px; font-size: 28px; }
h2 { margin: 10px 0 10px; }
h3 { margin: 14px 0 10px; }
.card { border: 1px solid #e6e6e6; border-radius: 14px; padding: 14px; background: #fff; }
.grid { display: grid; gap: 14px; grid-template-columns: 1fr; }
@media (min-width: 860px) { .grid { grid-template-columns: 1.2fr 0.8fr; } }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid #eee; vertical-align: top; }
th { font-size: 12px; text-transform: uppercase; letter-spacing: .06em; color: #555; }
.badge { display: inline-block; padding: 3px 8px; border-radius: 999px; background: #f1f1f1; font-size: 12px; }
.small { color: #555; font-size: 14px; }
.form-row { margin-bottom: 12px; }
label { display:block; font-size: 13px; color:#333; margin-bottom: 6px; }
input[type="text"], input[type="password"], input[type="date"], textarea, select {
  width: 100%; box-sizing: border-box; padding: 10px; border-radius: 10px; border: 1px solid #ddd;
}
textarea { min-height: 90px; }
.btn { display:inline-block; padding: 10px 12px; border-radius: 10px; border: 1px solid #ddd; background:#fafafa; text-decoration:none; color:#111; cursor:pointer; }
.btn:hover { background:#f0f0f0; }
.btn-primary { border-color:#111; background:#111; color:#fff; }
.btn-primary:hover { background:#222; }
.btn-danger { border-color:#a00; background:#fff; color:#a00; }
.btn-danger:hover { background:#fff0f0; }
.actions { display:flex; gap:10px; flex-wrap: wrap; align-items:center; }
.footer { padding-top: 18px; padding-bottom: 40px; color:#666; }
.notice { padding: 10px 12px; border-radius: 12px; background:#fffbe6; border:1px solid #f0e6a0; }
.error { padding: 10px 12px; border-radius: 12px; background:#fff0f0; border:1px solid #f0b0b0; }