/* 全局样式 */
:root {
    --primary-color: #4e73df;
    --secondary-color: #6c757d;
    --success-color: #1cc88a;
    --info-color: #36b9cc;
    --warning-color: #f6c23e;
    --danger-color: #e74a3b;
    --light-color: #f8f9fc;
    --dark-color: #5a5c69;
    --transition-speed: 0.3s;
}

body {
    font-family: 'Nunito', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: #f8f9fc;
    color: #5a5c69;
    line-height: 1.6;
}

/* 导航栏样式 */
.navbar {
    box-shadow: 0 0.15rem 1.75rem 0 rgba(58, 59, 69, 0.15);
}

.navbar-dark {
    background: linear-gradient(135deg, #4e73df 0%, #224abe 100%);
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.25rem;
}

/* 卡片样式 */
.card {
    border: none;
    border-radius: 0.5rem;
    box-shadow: 0 0.15rem 1.75rem 0 rgba(58, 59, 69, 0.1);
    transition: all var(--transition-speed) ease;
    margin-bottom: 1.5rem;
    overflow: hidden;
}

.card:hover {
    box-shadow: 0 0.5rem 2rem 0 rgba(58, 59, 69, 0.15);
    transform: translateY(-2px);
}

.card-header {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid #e3e6f0;
    background-color: #fff;
}

.bg-gradient-primary {
    background: linear-gradient(135deg, #4e73df 0%, #224abe 100%);
    color: white;
}

.bg-gradient-secondary {
    background: linear-gradient(135deg, #858796 0%, #60616f 100%);
    color: white;
}

.bg-gradient-info {
    background: linear-gradient(135deg, #36b9cc 0%, #258391 100%);
    color: white;
}

/* 欢迎横幅 */
.welcome-banner {
    background: linear-gradient(135deg, #4e73df 0%, #224abe 100%);
    color: white;
    padding: 2rem;
    border-radius: 0.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 0.15rem 1.75rem 0 rgba(58, 59, 69, 0.15);
}

/* 特性卡片 */
.feature-card {
    display: flex;
    align-items: flex-start;
    padding: 1rem;
    border-radius: 0.5rem;
    transition: all var(--transition-speed) ease;
    background-color: #f8f9fc;
}

.feature-card:hover {
    background-color: #eaecf4;
    transform: translateY(-2px);
}

.feature-icon {
    font-size: 1.5rem;
    margin-right: 1rem;
    color: var(--primary-color);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(78, 115, 223, 0.1);
    border-radius: 50%;
}

.feature-content h5 {
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.feature-content p {
    margin-bottom: 0;
    font-size: 0.875rem;
    color: #858796;
}

/* 表单样式 */
.form-label {
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.input-group-text {
    background-color: #f8f9fc;
    border-right: none;
}

.form-control {
    border-left: none;
    padding-left: 0;
}

.form-control:focus {
    box-shadow: none;
    border-color: #d1d3e2;
}

/* 按钮样式 */
.btn {
    font-weight: 600;
    padding: 0.5rem 1rem;
    border-radius: 0.25rem;
    transition: all var(--transition-speed) ease;
}

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

.btn-primary:hover {
    background-color: #2653d4;
    border-color: #244ec9;
}

/* 查询结果样式 */
.result-container {
    border-radius: 0.5rem;
    overflow: hidden;
    border: 1px solid #e3e6f0;
    transition: all var(--transition-speed) ease;
}

.result-header {
    padding: 0.75rem 1rem;
    background-color: #f8f9fc;
    font-weight: 600;
    border-bottom: 1px solid #e3e6f0;
    color: var(--primary-color);
}

.result-body {
    padding: 1rem;
    background-color: white;
}

/* 表格样式 */
.table {
    margin-bottom: 0;
}

.table th {
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-top: none;
    padding: 1rem;
}

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

.sms-content {
    max-width: 300px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

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

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

.page-link {
    color: var(--primary-color);
}

.page-link:hover {
    color: #224abe;
}

/* 加载动画 */
.spinner-border {
    width: 1.5rem;
    height: 1.5rem;
}

/* 页脚样式 */
.footer {
    background-color: white;
    box-shadow: 0 -0.15rem 1.75rem 0 rgba(58, 59, 69, 0.1);
    color: #858796;
}

/* 动画效果 */
.fade-in {
    animation: fadeIn 0.5s ease-in-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* 响应式调整 */
@media (max-width: 768px) {
    .table th, .table td {
        padding: 0.5rem;
    }
    
    .feature-card {
        padding: 0.75rem;
    }
    
    .welcome-banner {
        padding: 1.5rem;
    }
}

/* 模态框样式 */
.modal-content {
    border: none;
    border-radius: 0.5rem;
    box-shadow: 0 0.5rem 2rem 0 rgba(58, 59, 69, 0.2);
}

.modal-header {
    background: linear-gradient(135deg, #4e73df 0%, #224abe 100%);
    color: white;
    border-bottom: none;
    border-top-left-radius: 0.5rem;
    border-top-right-radius: 0.5rem;
}

.modal-footer {
    border-top: 1px solid #e3e6f0;
}

/* 状态徽章 */
.badge {
    font-weight: 600;
    padding: 0.35em 0.65em;
    border-radius: 0.25rem;
}

.badge-success {
    background-color: var(--success-color);
    color: white;
}

.badge-warning {
    background-color: var(--warning-color);
    color: #5a5c69;
}

/* 工具提示 */
.tooltip {
    font-size: 0.75rem;
}