* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
}

:root {
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary-color: #7c3aed;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --light-bg: #f8fafc;
    --card-bg: #ffffff;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

body {
    background-color: var(--light-bg);
    color: var(--text-primary);
    line-height: 1.6;
}

/* 导航栏样式 */
header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 0 2rem;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
}

.logo i {
    font-size: 1.8rem;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 1.5rem;
}

.nav-links a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    transition: all 0.3s ease;
    position: relative;
}

.nav-links a:hover {
    background-color: rgba(255, 255, 255, 0.15);
}

.nav-links a.active {
    background-color: rgba(255, 255, 255, 0.2);
}

.nav-links a .badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background-color: var(--danger-color);
    color: white;
    font-size: 0.7rem;
    padding: 2px 6px;
    border-radius: 10px;
    min-width: 18px;
    text-align: center;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-info .avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}

/* 主要内容区域 */
.container {
    max-width: 1400px;
    margin: 2rem auto;
    padding: 0 1.5rem;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.page-header h1 {
    font-size: 2rem;
    color: var(--text-primary);
}

.page-header .date-time {
    color: var(--text-secondary);
    font-weight: 500;
}

/* 数据概览卡片 */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.stat-card {
    background-color: var(--card-bg);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
}

.stat-info h3 {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-info .value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-info .change {
    font-size: 0.85rem;
    margin-top: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.change.positive {
    color: var(--success-color);
}

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

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
}

.card-1 .stat-icon {
    background-color: rgba(37, 99, 235, 0.1);
    color: var(--primary-color);
}

.card-2 .stat-icon {
    background-color: rgba(124, 58, 237, 0.1);
    color: var(--secondary-color);
}

.card-3 .stat-icon {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
}

.card-4 .stat-icon {
    background-color: rgba(245, 158, 11, 0.1);
    color: var(--warning-color);
}

/* 功能快速访问 */
.quick-access {
    margin-bottom: 2.5rem;
}

.section-title {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.section-title i {
    color: var(--primary-color);
}

.quick-actions {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 1.5rem;
}

.action-btn {
    background-color: var(--card-bg);
    border-radius: 12px;
    padding: 1.5rem 1rem;
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.action-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.action-btn i {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.action-btn .btn-text {
    font-weight: 600;
    font-size: 1rem;
}

.action-btn .btn-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

/* 今日活动 */
.activity-section {
    background-color: var(--card-bg);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: var(--shadow);
    margin-bottom: 2.5rem;
}

.activity-list {
    margin-top: 1rem;
}

.activity-item {
    display: flex;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
}

.activity-item:last-child {
    border-bottom: none;
}

.activity-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
    color: white;
}

.icon-call {
    background-color: var(--success-color);
}

.icon-missed {
    background-color: var(--danger-color);
}

.icon-ticket {
    background-color: var(--warning-color);
}

.icon-monitor {
    background-color: var(--primary-color);
}

.activity-details {
    flex-grow: 1;
}

.activity-details h4 {
    margin-bottom: 0.25rem;
}

.activity-details p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.activity-time {
    color: var(--text-secondary);
    font-size: 0.85rem;
    align-self: center;
}

/* 底部信息 */
footer {
    background-color: var(--card-bg);
    padding: 1.5rem;
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .nav-links {
        gap: 1rem;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem 0;
    }

    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
    }

    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

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

    .quick-actions {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .quick-actions {
        grid-template-columns: 1fr;
    }

    .container {
        padding: 0 1rem;
    }
}