body { font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif; }
.sfred { color: #E53935; }
.bg-sfred { background-color: #E53935; }
.btn-primary {
    background-color: #E53935;
    color: #fff;
    padding: 8px 18px;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    font-size: 14px;
    transition: background 0.2s;
}
.btn-primary:hover { background-color: #B71C1C; }
.btn-secondary {
    background-color: #f3f4f6;
    color: #374151;
    padding: 8px 18px;
    border-radius: 6px;
    border: 1px solid #d1d5db;
    cursor: pointer;
    font-size: 14px;
    transition: background 0.2s;
}
.btn-secondary:hover { background-color: #e5e7eb; }
.btn-danger {
    background-color: #fee2e2;
    color: #b91c1c;
    padding: 6px 12px;
    border-radius: 6px;
    border: 1px solid #fca5a5;
    cursor: pointer;
    font-size: 13px;
    transition: background 0.2s;
}
.btn-danger:hover { background-color: #fca5a5; }
.card {
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 1px 3px rgba(0,0,0,.08);
    padding: 20px;
}
table { width: 100%; border-collapse: collapse; }
th { background: #f9fafb; color: #6b7280; font-size: 12px; font-weight: 600; text-transform: uppercase; padding: 10px 14px; text-align: left; border-bottom: 1px solid #e5e7eb; }
td { padding: 12px 14px; border-bottom: 1px solid #f3f4f6; font-size: 14px; color: #374151; }
tr:last-child td { border-bottom: none; }
tr:hover td { background: #fafafa; }
.badge { display: inline-block; padding: 2px 8px; border-radius: 20px; font-size: 11px; font-weight: 600; }
.badge-ska { background: #fef3c7; color: #92400e; }
.badge-ka { background: #dbeafe; color: #1e40af; }
.badge-b { background: #d1fae5; color: #065f46; }
.badge-c { background: #ede9fe; color: #5b21b6; }
.badge-d { background: #fee2e2; color: #991b1b; }
.badge-default { background: #E53935; color: #fff; }
/* C 类细分 badge */
.badge-user-c     { background: #f3e8ff; color: #6b21a8; }
.badge-merchant-c { background: #ddd6fe; color: #5b21b6; }
.badge-enterprise-c { background: #c4b5fd; color: #4c1d95; }
/* 城市标签 */
.city-tag {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    border: 1px solid #d1d5db;
    background: #f3f4f6;
    color: #6b7280;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
    white-space: nowrap;
    user-select: none;
}
.city-tag:hover { background: #e5e7eb; border-color: #9ca3af; color: #374151; }
.city-tag-active { background: #E53935 !important; color: #fff !important; border-color: #E53935 !important; }
input[type=text], input[type=number], input[type=date], select, textarea {
    border: 1px solid #d1d5db;
    border-radius: 6px;
    padding: 8px 12px;
    font-size: 14px;
    color: #374151;
    outline: none;
    transition: border-color 0.2s;
    width: 100%;
    box-sizing: border-box;
}
input:focus, select:focus, textarea:focus { border-color: #E53935; box-shadow: 0 0 0 2px rgba(229,57,53,.15); }
label { font-size: 13px; color: #6b7280; font-weight: 500; margin-bottom: 4px; display: block; }
.modal-overlay {
    position: fixed; inset: 0; background: rgba(0,0,0,.45);
    display: flex; align-items: center; justify-content: center; z-index: 1000;
}
.modal-box {
    background: #fff; border-radius: 12px; padding: 28px 28px 24px;
    width: 480px; max-width: 95vw;
    box-shadow: 0 8px 32px rgba(0,0,0,.18);
}
.modal-title { font-size: 17px; font-weight: 700; color: #111827; margin-bottom: 20px; }
.alert { padding: 10px 14px; border-radius: 6px; font-size: 13px; margin-bottom: 12px; }
.alert-error { background: #fee2e2; color: #b91c1c; border: 1px solid #fca5a5; }
.alert-success { background: #d1fae5; color: #065f46; border: 1px solid #6ee7b7; }