/* AI招商系统V6.8 - 样式文件 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background: #f5f7fa;
    color: #333;
    line-height: 1.6;
}

/* 登录页面 */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.login-box {
    background: white;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.15);
    width: 100%;
    max-width: 400px;
}

.login-box h1 {
    text-align: center;
    color: #667eea;
    margin-bottom: 30px;
    font-size: 24px;
}

.login-box h1 small {
    display: block;
    font-size: 14px;
    color: #999;
    font-weight: normal;
    margin-top: 5px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #555;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 14px;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    width: 100%;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: #6c757d;
    color: white;
}

.btn-danger {
    background: #dc3545;
    color: white;
    padding: 6px 12px;
    font-size: 12px;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

.error-message {
    background: #f8d7da;
    color: #721c24;
    padding: 12px;
    border-radius: 8px;
    margin-bottom: 20px;
    text-align: center;
}

.success-message {
    background: #d4edda;
    color: #155724;
    padding: 12px;
    border-radius: 8px;
    margin-bottom: 20px;
    text-align: center;
}

/* 后台布局 */
.layout {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 250px;
    background: #2d3748;
    color: white;
    padding: 20px 0;
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid #4a5568;
    margin-bottom: 20px;
}

.sidebar-header h2 {
    font-size: 18px;
    color: white;
}

.sidebar-nav a {
    display: block;
    padding: 12px 20px;
    color: #a0aec0;
    text-decoration: none;
    transition: all 0.3s;
}

.sidebar-nav a:hover,
.sidebar-nav a.active {
    background: #4a5568;
    color: white;
}

.main-content {
    flex: 1;
    padding: 30px;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.page-header h1 {
    font-size: 24px;
    color: #2d3748;
}

/* 统计卡片 */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: white;
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.stat-card h3 {
    font-size: 14px;
    color: #718096;
    margin-bottom: 10px;
}

.stat-card .value {
    font-size: 32px;
    font-weight: bold;
    color: #2d3748;
}

.stat-card .trend {
    font-size: 12px;
    color: #48bb78;
    margin-top: 5px;
}

/* 表格 */
.card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    margin-bottom: 20px;
}

.card-header {
    padding: 20px;
    border-bottom: 1px solid #e2e8f0;
    font-weight: 600;
}

.card-body {
    padding: 20px;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid #e2e8f0;
}

.table th {
    background: #f7fafc;
    font-weight: 600;
    color: #4a5568;
}

.table tr:hover {
    background: #f7fafc;
}

.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.badge-phrase {
    background: #c6f6d5;
    color: #22543d;
}

.badge-ai {
    background: #bee3f8;
    color: #2a4365;
}

.badge-active {
    background: #c6f6d5;
    color: #22543d;
}

.badge-inactive {
    background: #fed7d7;
    color: #742a2a;
}

/* 消息气泡 */
.message-bubble {
    margin-bottom: 15px;
    max-width: 80%;
}

.message-bubble.user {
    margin-left: auto;
}

.message-bubble .content {
    padding: 12px 16px;
    border-radius: 12px;
    word-wrap: break-word;
}

.message-bubble.assistant .content {
    background: #e2e8f0;
    color: #2d3748;
}

.message-bubble.user .content {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.message-bubble .meta {
    font-size: 12px;
    color: #a0aec0;
    margin-top: 5px;
}

/* 分页 */
.pagination {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 20px;
}

.pagination a,
.pagination span {
    padding: 8px 12px;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    text-decoration: none;
    color: #4a5568;
}

.pagination a:hover {
    background: #667eea;
    color: white;
    border-color: #667eea;
}

.pagination .current {
    background: #667eea;
    color: white;
    border-color: #667eea;
}

/* 筛选栏 */
.filter-bar {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
    align-items: center;
}

.filter-bar select,
.filter-bar input {
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
}

/* 设置页面 */
.settings-section {
    margin-bottom: 30px;
    padding-bottom: 30px;
    border-bottom: 1px solid #e2e8f0;
}

.settings-section h3 {
    margin-bottom: 20px;
    color: #2d3748;
}