/* AICS AI客服系统 - 主站点样式 */

/* 全局样式 */
:root {
    --primary-color: #667eea;
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --info-color: #17a2b8;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --border-radius: 0.5rem;
    --box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --transition: all 0.3s ease;
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

.slide-in-left {
    animation: slideInLeft 0.6s ease-out;
}

.pulse {
    animation: pulse 2s infinite;
}

/* 导航栏样式 */
.navbar {
    background: var(--primary-gradient) !important;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    padding: 1rem 0;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: white !important;
    transition: var(--transition);
}

.navbar-brand:hover {
    transform: scale(1.05);
    color: #f8f9fa !important;
}

.navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.9) !important;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    border-radius: var(--border-radius);
    transition: var(--transition);
    margin: 0 0.25rem;
}

.navbar-nav .nav-link:hover {
    color: white !important;
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.dropdown-menu {
    border: none;
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    border-radius: var(--border-radius);
    padding: 0.5rem 0;
}

.dropdown-item {
    padding: 0.5rem 1.5rem;
    transition: var(--transition);
}

.dropdown-item:hover {
    background-color: var(--light-color);
    transform: translateX(5px);
}

/* 卡片样式 */
.card {
    border: none;
    border-radius: 1rem;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    overflow: hidden;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
}

.card-header {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    padding: 1.25rem;
}

.card-body {
    padding: 1.5rem;
}

/* 按钮样式 */
.btn {
    border-radius: var(--border-radius);
    font-weight: 500;
    padding: 0.75rem 1.5rem;
    transition: var(--transition);
    border: none;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--primary-gradient);
    color: white;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #5a6fd8 0%, #6a4190 100%);
    transform: translateY(-2px);
    box-shadow: 0 0.5rem 1rem rgba(102, 126, 234, 0.4);
}

.btn-outline-primary {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    background: transparent;
}

.btn-outline-primary:hover {
    background: var(--primary-gradient);
    border-color: transparent;
    color: white;
    transform: translateY(-2px);
}

.btn-success {
    background: linear-gradient(45deg, #28a745, #20c997);
}

.btn-success:hover {
    background: linear-gradient(45deg, #218838, #1ea080);
    transform: translateY(-2px);
}

.btn-warning {
    background: linear-gradient(45deg, #ffc107, #fd7e14);
}

.btn-warning:hover {
    background: linear-gradient(45deg, #e0a800, #e8590c);
    transform: translateY(-2px);
}

.btn-danger {
    background: linear-gradient(45deg, #dc3545, #e83e8c);
}

.btn-danger:hover {
    background: linear-gradient(45deg, #c82333, #d91a72);
    transform: translateY(-2px);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* 表单样式 */
.form-control {
    border: 2px solid #e9ecef;
    border-radius: var(--border-radius);
    padding: 0.75rem 1rem;
    transition: var(--transition);
    background-color: white;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
    background-color: white;
}

.form-label {
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.form-select {
    border: 2px solid #e9ecef;
    border-radius: var(--border-radius);
    padding: 0.75rem 1rem;
    transition: var(--transition);
}

.form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

/* 徽章样式 */
.badge {
    font-weight: 500;
    padding: 0.5rem 0.75rem;
    border-radius: 2rem;
    font-size: 0.75rem;
}

/* 统计卡片 */
.stat-card {
    background: white;
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.05);
    height: 100%;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
}

.stat-icon {
    width: 3.5rem;
    height: 3.5rem;
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    margin-bottom: 1rem;
}

.stat-icon.bg-primary {
    background: var(--primary-gradient);
}

.stat-icon.bg-success {
    background: linear-gradient(45deg, #28a745, #20c997);
}

.stat-icon.bg-info {
    background: linear-gradient(45deg, #17a2b8, #6f42c1);
}

.stat-icon.bg-warning {
    background: linear-gradient(45deg, #ffc107, #fd7e14);
}

/* 英雄区域 */
.hero-section {
    background: var(--primary-gradient);
    color: white;
    padding: 4rem 0;
    margin-bottom: 3rem;
    border-radius: 0 0 2rem 2rem;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="%23ffffff" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>') repeat;
    opacity: 0.1;
}

.hero-section .container {
    position: relative;
    z-index: 1;
}

/* 特性图标 */
.feature-icon {
    width: 4rem;
    height: 4rem;
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin: 0 auto 1rem;
    transition: var(--transition);
}

.feature-icon:hover {
    transform: scale(1.1) rotate(5deg);
}

/* 页脚样式 */
.footer {
    background-color: #f8f9fa;
    border-top: 1px solid #e9ecef;
    padding: 2rem 0;
    margin-top: 3rem;
}

/* 警告框样式 */
.alert {
    border: none;
    border-radius: var(--border-radius);
    padding: 1rem 1.5rem;
    margin-bottom: 1.5rem;
    border-left: 4px solid;
}

.alert-success {
    background-color: #d4edda;
    border-left-color: #28a745;
    color: #155724;
}

.alert-danger {
    background-color: #f8d7da;
    border-left-color: #dc3545;
    color: #721c24;
}

.alert-warning {
    background-color: #fff3cd;
    border-left-color: #ffc107;
    color: #856404;
}

.alert-info {
    background-color: #d1ecf1;
    border-left-color: #17a2b8;
    color: #0c5460;
}

/* 模态框样式 */
.modal-content {
    border: none;
    border-radius: 1rem;
    box-shadow: 0 1rem 3rem rgba(0, 0, 0, 0.175);
}

.modal-header {
    background: var(--primary-gradient);
    color: white;
    border-bottom: none;
    border-radius: 1rem 1rem 0 0;
    padding: 1.5rem;
}

.modal-title {
    font-weight: 600;
}

.btn-close {
    filter: invert(1);
}

/* 表格样式 */
.table {
    border-radius: var(--border-radius);
    overflow: hidden;
}

.table thead th {
    background-color: #f8f9fa;
    border-bottom: 2px solid #e9ecef;
    font-weight: 600;
    color: var(--dark-color);
    padding: 1rem;
}

.table tbody tr {
    transition: var(--transition);
}

.table tbody tr:hover {
    background-color: #f8f9fa;
    transform: scale(1.01);
}

.table tbody td {
    padding: 1rem;
    vertical-align: middle;
}

/* 分页样式 */
.pagination {
    margin-bottom: 0;
}

.page-link {
    border: none;
    color: var(--primary-color);
    padding: 0.75rem 1rem;
    margin: 0 0.25rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.page-link:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.page-item.active .page-link {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

/* 面包屑导航 */
.breadcrumb {
    background-color: transparent;
    padding: 0;
    margin-bottom: 1.5rem;
}

.breadcrumb-item {
    font-weight: 500;
}

.breadcrumb-item + .breadcrumb-item::before {
    content: '>';
    color: #6c757d;
}

.breadcrumb-item a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

.breadcrumb-item a:hover {
    color: var(--dark-color);
    text-decoration: underline;
}

/* 加载动画 */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(102, 126, 234, 0.3);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* 工具提示 */
.tooltip {
    font-size: 0.875rem;
}

.tooltip-inner {
    background-color: var(--dark-color);
    border-radius: var(--border-radius);
    padding: 0.5rem 0.75rem;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .hero-section {
        padding: 2rem 0;
        text-align: center;
    }
    
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .stat-card {
        margin-bottom: 1rem;
    }
    
    .btn {
        width: 100%;
        margin-bottom: 0.5rem;
    }
    
    .table-responsive {
        font-size: 0.875rem;
    }
}

@media (max-width: 576px) {
    .container-fluid {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .modal-dialog {
        margin: 1rem;
    }
}

/* 自定义滚动条 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #5a6fd8;
}

/* 打印样式 */
@media print {
    .navbar,
    .footer,
    .btn,
    .modal {
        display: none !important;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}