/* Admin Base */
/* 后台基础样式、通用提示、按钮、标签 */
.vape-admin-shell,
.vape-admin-shell * {
    box-sizing: border-box;
}

.text-muted {
    color: #6b7280;
    font-size: 12px;
}

.admin-notice {
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-weight: 500;
}

.admin-notice.success {
    background: #dcfce7;
    color: #166534;
    border: 1px solid #bbf7d0;
}

.admin-notice.error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

.btn-small {
    min-width: 52px;
    height: 34px;
    padding: 6px 12px;
    font-size: 13px;
    cursor: pointer;
    border: none;
    white-space: nowrap;
    flex: 0 0 auto;
}

.btn-debug {
    background: #8b5cf6;
    color: #ffffff;
    border-radius: 6px;
}

.btn-debug:hover {
    background: #7c3aed;
}

.btn-danger {
    background: #dc2626;
    color: #ffffff;
    border-radius: 6px;
}

.btn-danger:hover {
    background: #b91c1c;
}

.admin-stat-line {
    margin-bottom: 8px;
    color: #111827;
}

.admin-mini-form {
    margin-top: 8px;
}

.admin-referral-info {
    margin-bottom: 8px;
    line-height: 1.6;
}

.admin-code {
    display: inline-block;
    padding: 4px 8px;
    background: #f3f4f6;
    border-radius: 6px;
    color: #111827;
    font-size: 12px;
}

.tier-label {
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 700;
}

.tier-user {
    background: #f3f4f6;
    color: #4b5563;
}

.tier-monthly {
    background: #dbeafe;
    color: #1e40af;
}

.tier-quarterly {
    background: #ede9fe;
    color: #5b21b6;
}

.tier-half_yearly {
    background: #ccfbf1;
    color: #115e59;
}

.tier-annual {
    background: #fef08a;
    color: #854d0e;
}

.tier-affiliate {
    background: #ecfeff;
    color: #155e75;
    border: 1px solid #a5f3fc;
}

.tier-admin {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

/* 后台推荐统计 */
.admin-referral-stats-grid,
.referral-stats-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
    margin: 20px 0;
}

.referral-stat-card {
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    padding: 16px;
}

.referral-stat-card label {
    display: block;
    margin-bottom: 8px;
    font-size: 12px;
    color: #6b7280;
}

.referral-stat-card strong {
    display: block;
    font-size: 20px;
    color: #111827;
}

.referral-status-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 26px;
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
}

.referral-status-badge.referral-status-success {
    background: #dcfce7;
    color: #166534;
}

.referral-status-badge.referral-status-cancelled,
.referral-status-badge.referral-status-refunded,
.referral-status-badge.referral-status-failed {
    background: #fee2e2;
    color: #991b1b;
}

@media (max-width: 900px) {
    .admin-referral-stats-grid,
    .referral-stats-grid {
        grid-template-columns: 1fr;
    }
}