/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #FFD700;
    --primary-light: #FFE55C;
    --primary-dark: #E6C200;
    --secondary-color: #7A95B6;
    --danger-color: #FF6B6B;
    --success-color: #51CF66;
    --warning-color: #FFA500;
    --info-color: #5AA0FF;
    --background: #FFF9E6;
    --card-bg: #FFFFFF;
    --text-primary: #333333;
    --text-secondary: #7A95B6;
    --border-color: #E5E5E5;
    --shadow: 0 2px 8px rgba(255, 215, 0, 0.15);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    background: linear-gradient(135deg, var(--background) 0%, #FFF5CC 100%);
    min-height: 100vh;
    color: var(--text-primary);
}

/* 登录页面 */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.login-card {
    background: var(--card-bg);
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(255, 215, 0, 0.2);
    padding: 40px;
    width: 100%;
    max-width: 420px;
}

.logo-section {
    text-align: center;
    margin-bottom: 32px;
}

.logo-section h1 {
    font-size: 28px;
    font-weight: bold;
    color: var(--primary-dark);
    margin-bottom: 8px;
}

.subtitle {
    font-size: 14px;
    color: var(--text-secondary);
}

/* 表单样式 */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.3s;
    background: var(--card-bg);
    color: var(--text-primary);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.2);
}

/* 按钮样式 */
.btn-primary,
.btn-secondary {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
    color: #333;
    width: 100%;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 215, 0, 0.4);
}

.btn-secondary {
    background: white;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--background);
    border-color: var(--primary-color);
}

.loading {
    display: inline-block;
}

/* 错误提示 */
.error-message {
    color: var(--danger-color);
    font-size: 13px;
    margin-top: 12px;
    text-align: center;
}

/* 导航栏 */
.navbar {
    background: white;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar h1 {
    font-size: 24px;
    color: var(--primary-dark);
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.user-email {
    font-size: 14px;
    color: var(--text-secondary);
}

/* 主内容区 */
.main-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 24px;
}

/* 统计卡片 */
.stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

.stat-card {
    background: white;
    border-radius: 16px;
    padding: 24px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 16px;
    transition: all 0.3s;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(255, 215, 0, 0.2);
}

.stat-icon {
    font-size: 40px;
}

.stat-info {
    flex: 1;
}

.stat-value {
    font-size: 28px;
    font-weight: bold;
    color: var(--text-primary);
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* 标签页 */
.tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
    background: white;
    padding: 8px;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.tab-btn {
    padding: 12px 24px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    border-radius: 8px;
    transition: all 0.3s;
}

.tab-btn:hover {
    background: var(--background);
}

.tab-btn.active {
    background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
    color: #333;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* 操作栏 */
.action-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.date-filter {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.date-filter label {
    font-size: 14px;
    color: var(--text-secondary);
}

.date-filter input {
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 14px;
}

/* 加载指示器 */
.loading-indicator {
    text-align: center;
    padding: 60px 20px;
}

.spinner {
    border: 3px solid var(--background);
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 0 auto 16px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 数据列表 */
.data-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.data-card {
    background: white;
    border-radius: 12px;
    padding: 20px;
    box-shadow: var(--shadow);
    transition: all 0.3s;
}

.data-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(255, 215, 0, 0.2);
}

.data-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 12px;
}

.data-card-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.data-card-time {
    font-size: 12px;
    color: var(--text-secondary);
}

.data-card-body {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 12px;
}

.data-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.data-item-label {
    font-size: 12px;
    color: var(--text-secondary);
}

.data-item-value {
    font-size: 14px;
    color: var(--text-primary);
    font-weight: 500;
}

/* 徽章 */
.badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
}

.badge-success {
    background: rgba(81, 207, 102, 0.1);
    color: var(--success-color);
}

.badge-danger {
    background: rgba(255, 107, 107, 0.1);
    color: var(--danger-color);
}

.badge-warning {
    background: rgba(255, 165, 0, 0.1);
    color: var(--warning-color);
}

.badge-info {
    background: rgba(90, 160, 255, 0.1);
    color: var(--info-color);
}

.badge-purple {
    background: rgba(147, 51, 234, 0.1);
    color: #9333EA;
}

.badge-gray {
    background: rgba(107, 114, 128, 0.1);
    color: #6B7280;
}

/* 金额样式 */
.amount {
    font-size: 18px;
    font-weight: bold;
    color: var(--success-color);
}

.amount-negative {
    color: var(--danger-color);
}

/* 空状态 */
.empty-state {
    text-align: center;
    padding: 80px 20px;
    color: var(--text-secondary);
    font-size: 16px;
}

/* 弹窗 */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    overflow-y: auto;
    padding: 20px;
}

.modal.show {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding-top: 60px;
}

.modal-content {
    background: white;
    border-radius: 16px;
    width: 100%;
    max-width: 700px;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    background: white;
    z-index: 10;
}

.modal-header h2 {
    font-size: 20px;
    color: var(--text-primary);
}

.close-btn {
    background: none;
    border: none;
    font-size: 28px;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s;
}

.close-btn:hover {
    background: var(--background);
    color: var(--text-primary);
}

.member-detail {
    padding: 24px;
}

.detail-section {
    margin-bottom: 24px;
}

.detail-section-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--primary-color);
}

.detail-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.detail-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.detail-label {
    font-size: 12px;
    color: var(--text-secondary);
}

.detail-value {
    font-size: 14px;
    color: var(--text-primary);
    font-weight: 500;
    word-break: break-all;
}

.purchase-history {
    margin-top: 16px;
}

.purchase-item {
    background: var(--background);
    border-radius: 8px;
    padding: 12px;
    margin-bottom: 8px;
}

/* Toast 提示 */
.toast {
    position: fixed;
    top: 20px;
    right: 20px;
    background: white;
    color: var(--text-primary);
    padding: 16px 24px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 2000;
    display: none;
    animation: slideIn 0.3s ease;
}

.toast.show {
    display: block;
}

.toast.success {
    border-left: 4px solid var(--success-color);
}

.toast.error {
    border-left: 4px solid var(--danger-color);
}

@keyframes slideIn {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* 通知类型颜色 */
.notification-type {
    font-weight: 600;
}

.notification-type.DID_RENEW {
    color: var(--success-color);
}

.notification-type.REFUND {
    color: var(--danger-color);
}

.notification-type.SUBSCRIBED {
    color: var(--info-color);
}

.notification-type.EXPIRED {
    color: var(--warning-color);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .stats-container {
        grid-template-columns: repeat(2, 1fr);
    }

    .nav-content {
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
    }

    .action-bar {
        flex-direction: column;
        align-items: stretch;
    }

    .date-filter {
        justify-content: center;
    }

    .tabs {
        flex-wrap: wrap;
    }

    .tab-btn {
        flex: 1;
        min-width: 100px;
    }

    .data-card-body {
        grid-template-columns: 1fr;
    }

    .detail-grid {
        grid-template-columns: 1fr;
    }
}