/* SizeX Dashboard - 极简专业设计风格 */

* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    /* 主色调 - 蓝紫渐变 */
    --primary-start: #6366f1;
    --primary-end: #8b5cf6;
    --primary-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    
    /* 中性色 */
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-tertiary: #94a3b8;
    --border-light: #e2e8f0;
    --border-medium: #cbd5e1;
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    
    /* 阴影 */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

body { 
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif; 
    background: var(--bg-secondary);
    color: var(--text-primary);
    line-height: 1.6;
    position: relative;
    min-height: 100vh;
    padding: 40px 20px;
    -webkit-font-smoothing: antialiased;
}

/* 背景装饰 */
body::before {
    content: '';
    position: fixed;
    top: -200px;
    right: -200px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

body::after {
    content: '';
    position: fixed;
    bottom: -150px;
    left: -150px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.06) 0%, transparent 70%);
    pointer-events: none;
}

.dashboard-container {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    animation: fadeIn 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Header */
.header {
    margin-bottom: 40px;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 20px;
}

.header-left h1 {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
    letter-spacing: -0.5px;
}

.subtitle {
    font-size: 16px;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.admin-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 8px;
    color: var(--primary-start);
    font-size: 13px;
    font-weight: 500;
}

.header-actions {
    display: flex;
    gap: 12px;
    flex-shrink: 0;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn svg {
    width: 18px;
    height: 18px;
}

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

.btn-admin {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    color: var(--primary-start);
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.btn-admin:hover {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15) 0%, rgba(139, 92, 246, 0.15) 100%);
    border-color: rgba(99, 102, 241, 0.3);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    border-color: var(--border-medium);
    box-shadow: var(--shadow-sm);
}

.btn-danger {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.1) 0%, rgba(239, 68, 68, 0.15) 100%);
    color: #dc2626;
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.btn-danger:hover {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.15) 0%, rgba(239, 68, 68, 0.2) 100%);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.15);
}

.btn-primary {
    background: var(--primary-gradient);
    color: white;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    box-shadow: 0 6px 16px rgba(99, 102, 241, 0.4);
    transform: translateY(-1px);
}

/* Stats Grid */
.stats-grid { 
    display: grid; 
    grid-template-columns: repeat(2, 1fr); 
    gap: 20px; 
    margin-bottom: 40px;
}

.stat-card { 
    background: var(--bg-primary);
    padding: 28px;
    border-radius: 16px;
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: flex-start;
    gap: 20px;
    transition: all 0.2s ease;
}

.stat-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--border-medium);
}

.stat-icon-wrapper {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    border-radius: 12px;
    color: var(--primary-start);
}

.stat-icon {
    width: 28px;
    height: 28px;
}

.stat-content {
    flex: 1;
}

.stat-content h3 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-details {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-secondary);
}

/* 邮件通知开关样式 */
.notification-toggle {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    user-select: none;
}

.notification-toggle input[type="checkbox"] {
    display: none;
}

.toggle-slider {
    width: 44px;
    height: 24px;
    background: var(--border-light);
    border-radius: 12px;
    position: relative;
    transition: all 0.3s ease;
}

.toggle-slider::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    background: white;
    border-radius: 50%;
    top: 2px;
    left: 2px;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
}

.notification-toggle input:checked + .toggle-slider {
    background: linear-gradient(135deg, var(--primary-start) 0%, var(--primary-end) 100%);
}

.notification-toggle input:checked + .toggle-slider::after {
    transform: translateX(20px);
}

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

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-tertiary);
}

.status-dot.active {
    background: #10b981;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
}

.stat-number {
    font-size: 48px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: 4px;
    letter-spacing: -2px;
}

.stat-hint {
    font-size: 14px;
    color: var(--text-tertiary);
}

/* Section */
.section {
    margin-bottom: 48px;
}

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

.section-header h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    letter-spacing: -0.5px;
}

.section-desc {
    font-size: 15px;
    color: var(--text-secondary);
}

/* Apps Grid */
.apps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 16px;
}

.empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
    color: var(--text-tertiary);
}

.empty-icon {
    margin-bottom: 20px;
    opacity: 0.3;
}

.empty-state h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.empty-state p {
    font-size: 14px;
    color: var(--text-tertiary);
    margin: 4px 0;
}

.empty-state .hint {
    font-size: 13px;
    opacity: 0.8;
}

.app-card {
    background: var(--bg-primary);
    padding: 24px;
    border-radius: 16px;
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    gap: 16px;
    transition: all 0.2s ease;
}

.app-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--border-medium);
}

.app-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    flex-shrink: 0;
}

.app-info {
    flex: 1;
}

.app-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.app-scope {
    font-size: 13px;
    color: var(--text-tertiary);
}

.app-actions {
    display: flex;
    gap: 8px;
}

.btn-small {
    padding: 6px 12px;
    font-size: 13px;
    border-radius: 8px;
}

/* Tips Grid */
.tips-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.tip-card {
    background: var(--bg-primary);
    padding: 24px;
    border-radius: 16px;
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
    display: flex;
    gap: 16px;
    transition: all 0.2s ease;
}

.tip-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--border-medium);
}

.tip-icon-wrapper {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    border-radius: 10px;
}

.tip-icon {
    width: 20px;
    height: 20px;
}

.tip-icon.success {
    color: #10b981;
}

.tip-icon.warning {
    color: #f59e0b;
}

.tip-icon.info {
    color: var(--primary-start);
}

.tip-content h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.tip-content p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--bg-primary);
    border-radius: 20px;
    padding: 32px;
    max-width: 480px;
    width: 90%;
    box-shadow: var(--shadow-xl);
    animation: modalSlide 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalSlide {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-content h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 24px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-group input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-light);
    border-radius: 12px;
    font-size: 15px;
    transition: all 0.2s ease;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-start);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-group input:disabled {
    background: var(--bg-tertiary);
    color: var(--text-tertiary);
    cursor: not-allowed;
}

/* Responsive */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
    }
    
    .header-actions {
        width: 100%;
    }
    
    .header-actions .btn {
        flex: 1;
        justify-content: center;
    }
    
    .stats-grid,
    .tips-grid {
        grid-template-columns: 1fr;
    }
    
    .apps-grid {
        grid-template-columns: 1fr;
    }
}

/* Dashboard Footer */
.dashboard-footer {
    margin-top: 60px;
    padding: 24px 0;
    text-align: center;
    border-top: 1px solid var(--border-light);
}

.dashboard-footer p {
    font-size: 14px;
    color: var(--text-tertiary);
    line-height: 1.6;
}

.dashboard-footer a {
    color: var(--primary-start);
    text-decoration: none;
    transition: color 0.2s;
}

.dashboard-footer a:hover {
    color: var(--primary-end);
    text-decoration: underline;
}