/* 主样式文件 */

:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --border-radius: 0.375rem;
    --box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --transition: all 0.3s ease;
}

/* 基础样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

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

a:hover {
    color: #0056b3;
}

/* 容器 */
.container {
    max-width: 1200px;
}

/* 卡片样式 */
.card {
    border: 1px solid rgba(0,0,0,.125);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

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

.card-header {
    background-color: rgba(0,0,0,.03);
    border-bottom: 1px solid rgba(0,0,0,.125);
    padding: 0.75rem 1.25rem;
}

.card-body {
    padding: 1.25rem;
}

/* 按钮样式 */
.btn {
    border-radius: var(--border-radius);
    padding: 0.375rem 0.75rem;
    font-weight: 500;
    transition: var(--transition);
}

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

.btn-primary:hover {
    background-color: #0056b3;
    border-color: #0056b3;
}

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

/* 表单样式 */
.form-control, .form-select {
    border-radius: var(--border-radius);
    border: 1px solid #ced4da;
    padding: 0.375rem 0.75rem;
    transition: var(--transition);
}

.form-control:focus, .form-select:focus {
    border-color: #86b7fe;
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

.form-label {
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.form-text {
    color: #6c757d;
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

/* 表格样式 */
.table {
    width: 100%;
    margin-bottom: 1rem;
    color: #212529;
    border-collapse: collapse;
}

.table th {
    font-weight: 600;
    background-color: #f8f9fa;
    border-bottom: 2px solid #dee2e6;
    padding: 0.75rem;
    vertical-align: bottom;
}

.table td {
    padding: 0.75rem;
    vertical-align: top;
    border-top: 1px solid #dee2e6;
}

.table-hover tbody tr:hover {
    background-color: rgba(0,0,0,.075);
}

.table-striped tbody tr:nth-of-type(odd) {
    background-color: rgba(0,0,0,.05);
}

/* 导航栏 */
.navbar {
    padding: 0.75rem 0;
    box-shadow: 0 2px 4px rgba(0,0,0,.1);
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
}

.nav-link {
    font-weight: 500;
    padding: 0.5rem 1rem;
}

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

/* 徽章 */
.badge {
    display: inline-block;
    padding: 0.25em 0.4em;
    font-size: 75%;
    font-weight: 700;
    line-height: 1;
    text-align: center;
    white-space: nowrap;
    vertical-align: baseline;
    border-radius: 0.25rem;
}

.badge.bg-primary {
    background-color: var(--primary-color);
}

.badge.bg-secondary {
    background-color: var(--secondary-color);
}

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

.badge.bg-danger {
    background-color: var(--danger-color);
}

.badge.bg-warning {
    background-color: var(--warning-color);
    color: #000;
}

.badge.bg-info {
    background-color: var(--info-color);
}

/* 警告框 */
.alert {
    border-radius: var(--border-radius);
    padding: 1rem;
    margin-bottom: 1rem;
    border: 1px solid transparent;
}

.alert-success {
    color: #0f5132;
    background-color: #d1e7dd;
    border-color: #badbcc;
}

.alert-danger {
    color: #842029;
    background-color: #f8d7da;
    border-color: #f5c2c7;
}

.alert-warning {
    color: #664d03;
    background-color: #fff3cd;
    border-color: #ffecb5;
}

.alert-info {
    color: #055160;
    background-color: #cff4fc;
    border-color: #b6effb;
}

/* 分页 */
.pagination {
    display: flex;
    padding-left: 0;
    list-style: none;
    border-radius: var(--border-radius);
}

.page-link {
    position: relative;
    display: block;
    padding: 0.5rem 0.75rem;
    margin-left: -1px;
    line-height: 1.25;
    color: var(--primary-color);
    background-color: #fff;
    border: 1px solid #dee2e6;
}

.page-link:hover {
    z-index: 2;
    color: #0056b3;
    text-decoration: none;
    background-color: #e9ecef;
    border-color: #dee2e6;
}

.page-item.active .page-link {
    z-index: 3;
    color: #fff;
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.page-item.disabled .page-link {
    color: #6c757d;
    pointer-events: none;
    background-color: #fff;
    border-color: #dee2e6;
}

/* 模态框 */
.modal-content {
    border-radius: var(--border-radius);
    border: none;
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
}

.modal-header {
    border-bottom: 1px solid #dee2e6;
    padding: 1rem 1.5rem;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    border-top: 1px solid #dee2e6;
    padding: 1rem 1.5rem;
}

/* 下拉菜单 */
.dropdown-menu {
    border-radius: var(--border-radius);
    border: 1px solid rgba(0,0,0,.15);
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    padding: 0.5rem 0;
}

.dropdown-item {
    padding: 0.5rem 1.5rem;
    color: #212529;
}

.dropdown-item:hover {
    background-color: #f8f9fa;
    color: #16181b;
}

/* 工具类 */
.text-truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.text-left {
    text-align: left;
}

.fw-bold {
    font-weight: 700;
}

.fw-semibold {
    font-weight: 600;
}

.fw-normal {
    font-weight: 400;
}

.fw-light {
    font-weight: 300;
}

.text-muted {
    color: #6c757d !important;
}

.text-primary {
    color: var(--primary-color) !important;
}

.text-success {
    color: var(--success-color) !important;
}

.text-danger {
    color: var(--danger-color) !important;
}

.text-warning {
    color: var(--warning-color) !important;
}

.text-info {
    color: var(--info-color) !important;
}

.bg-light {
    background-color: var(--light-color) !important;
}

.bg-dark {
    background-color: var(--dark-color) !important;
}

.rounded {
    border-radius: var(--border-radius);
}

.shadow-sm {
    box-shadow: var(--box-shadow);
}

.shadow {
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
}

/* 间距工具 */
.m-0 { margin: 0 !important; }
.mt-0 { margin-top: 0 !important; }
.mb-0 { margin-bottom: 0 !important; }
.ml-0 { margin-left: 0 !important; }
.mr-0 { margin-right: 0 !important; }
.my-0 { margin-top: 0 !important; margin-bottom: 0 !important; }
.mx-0 { margin-left: 0 !important; margin-right: 0 !important; }

.m-1 { margin: 0.25rem !important; }
.mt-1 { margin-top: 0.25rem !important; }
.mb-1 { margin-bottom: 0.25rem !important; }
.ml-1 { margin-left: 0.25rem !important; }
.mr-1 { margin-right: 0.25rem !important; }
.my-1 { margin-top: 0.25rem !important; margin-bottom: 0.25rem !important; }
.mx-1 { margin-left: 0.25rem !important; margin-right: 0.25rem !important; }

.m-2 { margin: 0.5rem !important; }
.mt-2 { margin-top: 0.5rem !important; }
.mb-2 { margin-bottom: 0.5rem !important; }
.ml-2 { margin-left: 0.5rem !important; }
.mr-2 { margin-right: 0.5rem !important; }
.my-2 { margin-top: 0.5rem !important; margin-bottom: 0.5rem !important; }
.mx-2 { margin-left: 0.5rem !important; margin-right: 0.5rem !important; }

.m-3 { margin: 1rem !important; }
.mt-3 { margin-top: 1rem !important; }
.mb-3 { margin-bottom: 1rem !important; }
.ml-3 { margin-left: 1rem !important; }
.mr-3 { margin-right: 1rem !important; }
.my-3 { margin-top: 1rem !important; margin-bottom: 1rem !important; }
.mx-3 { margin-left: 1rem !important; margin-right: 1rem !important; }

.m-4 { margin: 1.5rem !important; }
.mt-4 { margin-top: 1.5rem !important; }
.mb-4 { margin-bottom: 1.5rem !important; }
.ml-4 { margin-left: 1.5rem !important; }
.mr-4 { margin-right: 1.5rem !important; }
.my-4 { margin-top: 1.5rem !important; margin-bottom: 1.5rem !important; }
.mx-4 { margin-left: 1.5rem !important; margin-right: 1.5rem !important; }

.m-5 { margin: 3rem !important; }
.mt-5 { margin-top: 3rem !important; }
.mb-5 { margin-bottom: 3rem !important; }
.ml-5 { margin-left: 3rem !important; }
.mr-5 { margin-right: 3rem !important; }
.my-5 { margin-top: 3rem !important; margin-bottom: 3rem !important; }
.mx-5 { margin-left: 3rem !important; margin-right: 3rem !important; }

.p-0 { padding: 0 !important; }
.pt-0 { padding-top: 0 !important; }
.pb-0 { padding-bottom: 0 !important; }
.pl-0 { padding-left: 0 !important; }
.pr-0 { padding-right: 0 !important; }
.py-0 { padding-top: 0 !important; padding-bottom: 0 !important; }
.px-0 { padding-left: 0 !important; padding-right: 0 !important; }

.p-1 { padding: 0.25rem !important; }
.pt-1 { padding-top: 0.25rem !important; }
.pb-1 { padding-bottom: 0.25rem !important; }
.pl-1 { padding-left: 0.25rem !important; }
.pr-1 { padding-right: 0.25rem !important; }
.py-1 { padding-top: 0.25rem !important; padding-bottom: 0.25rem !important; }
.px-1 { padding-left: 0.25rem !important; padding-right: 0.25rem !important; }

.p-2 { padding: 0.5rem !important; }
.pt-2 { padding-top: 0.5rem !important; }
.pb-2 { padding-bottom: 0.5rem !important; }
.pl-2 { padding-left: 0.5rem !important; }
.pr-2 { padding-right: 0.5rem !important; }
.py-2 { padding-top: 0.5rem !important; padding-bottom: 0.5rem !important; }
.px-2 { padding-left: 0.5rem !important; padding-right: 0.5rem !important; }

.p-3 { padding: 1rem !important; }
.pt-3 { padding-top: 1rem !important; }
.pb-3 { padding-bottom: 1rem !important; }
.pl-3 { padding-left: 1rem !important; }
.pr-3 { padding-right: 1rem !important; }
.py-3 { padding-top: 1rem !important; padding-bottom: 1rem !important; }
.px-3 { padding-left: 1rem !important; padding-right: 1rem !important; }

.p-4 { padding: 1.5rem !important; }
.pt-4 { padding-top: 1.5rem !important; }
.pb-4 { padding-bottom: 1.5rem !important; }
.pl-4 { padding-left: 1.5rem !important; }
.pr-4 { padding-right: 1.5rem !important; }
.py-4 { padding-top: 1.5rem !important; padding-bottom: 1.5rem !important; }
.px-4 { padding-left: 1.5rem !important; padding-right: 1.5rem !important; }

.p-5 { padding: 3rem !important; }
.pt-5 { padding-top: 3rem !important; }
.pb-5 { padding-bottom: 3rem !important; }
.pl-5 { padding-left: 3rem !important; }
.pr-5 { padding-right: 3rem !important; }
.py-5 { padding-top: 3rem !important; padding-bottom: 3rem !important; }
.px-5 { padding-left: 3rem !important; padding-right: 3rem !important; }

/* 响应式工具 */
.d-none { display: none !important; }
.d-block { display: block !important; }
.d-inline { display: inline !important; }
.d-inline-block { display: inline-block !important; }
.d-flex { display: flex !important; }

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

.fade-in {
    animation: fadeIn 0.3s ease-in;
}

@keyframes slideInDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.slide-in-down {
    animation: slideInDown 0.3s ease-out;
}

/* 打印样式 */
@media print {
    .no-print {
        display: none !important;
    }
    
    .container {
        max-width: 100%;
    }
}

/* 暗色模式支持 */
@media (prefers-color-scheme: dark) {
    body {
        background-color: #1a1a1a;
        color: #f8f9fa;
    }
    
    .card {
        background-color: #2d2d2d;
        border-color: #404040;
    }
    
    .table {
        color: #f8f9fa;
    }
    
    .table th {
        background-color: #333;
        border-color: #404040;
    }
    
    .table td {
        border-color: #404040;
    }
}