/* 全局样式 */
:root {
    --primary-color: #3370ff;
    --primary-hover: #2b65f0;
    --bg-color: #f7f8fa;
    --text-primary: #1f2329;
    --text-secondary: #646a73;
    --text-light: #8f959e;
    --border-color: #e5e6eb;
    --hover-bg: #f2f3f5;
    --active-bg: #e1e3e6;
    --radius-sm: 6px;
    --radius-md: 8px;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.06);
    --transition: all 0.15s ease-in-out;
}

body {
    color: var(--text-primary);
    background: var(--bg-color);
    font-size: 14px;
    line-height: 1.5;
}

/* 后台布局样式 */
.admin-body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* 顶部导航 */
.admin-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: #fff;
    padding: 0 24px;
    z-index: 1000;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
}

.header-left .logo h1 {
    font-size: 18px;
    color: #333;
    font-weight: 500;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 16px;
}

.username {
    color: #333;
}

.logout {
    color: #666;
    text-decoration: none;
}

.logout:hover {
    color: #4a90e2;
}

/* 左侧菜单 */
.admin-sidebar {
    position: fixed;
    top: 60px;
    left: 0;
    bottom: 0;
    width: 220px;
    background: #fff;
    padding: 16px 8px;
    overflow-y: auto;
    z-index: 999;
    box-shadow: 1px 0 2px rgba(0, 0, 0, 0.03);
}

.admin-sidebar .sidebar-logo {
    font-size: 1.2rem;
    font-weight: bold;
    color: #2b3a55;
}

.menu {
    padding: 16px 0;
}

.menu-item {
    padding: 0 16px;
}

.menu-item a {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.menu-item a:hover {
    color: var(--text-primary);
    background: var(--hover-bg);
}

.menu-item.active a {
    color: var(--primary-color);
    background: #e8f3ff;
    font-weight: 500;
}

.menu-item i {
    margin-right: 8px;
    font-size: 16px;
    color: var(--text-light);
}

.menu-item a:hover i,
.menu-item.active a i {
    color: inherit;
}

/* 主要内容区 */
.main-content-area {
    margin-left: 220px;
    margin-top: 60px;
    padding: 24px;
    min-height: calc(100vh - 60px);
    background: var(--bg-color);
    position: relative;
}

.main-header {
    margin-bottom: 24px;
}

.breadcrumb {
    color: var(--text-secondary);
    font-size: 14px;
    --bs-breadcrumb-divider: '>';
}

.main-content {
    background: #fff;
    padding: 24px;
    border-radius: 4px;
    box-shadow: 0 1px 4px rgba(0,21,41,.08);
}

/* 登录页面样式 */
.login-page {
    background: #f3f4f6;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.login-box {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    padding: 30px;
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-header h2 {
    font-size: 24px;
    color: #1f2937;
    margin-bottom: 8px;
}

.login-header p {
    color: #6b7280;
    font-size: 14px;
}

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

.login-form .form-label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: #374151;
    margin-bottom: 8px;
}

.login-form .form-control {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid #d1d5db;
    border-radius: 6px;
    font-size: 14px;
    color: #1f2937;
    transition: all 0.2s;
}

.login-form .form-control:focus {
    border-color: #2563eb;
    box-shadow: 0 0 0 2px rgba(37,99,235,0.1);
    outline: none;
}

.login-form .btn-block {
    width: 100%;
    padding: 10px;
    font-size: 16px;
}

/* 登录页样式 */
.login-page::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 200px;
    background: linear-gradient(135deg, #4a90e2 0%, #5cb3ff 100%);
    z-index: 1;
}

.login-logo {
    text-align: center;
    margin-bottom: 40px;
}

.login-logo h1 {
    font-size: 28px;
    color: #333;
    font-weight: 500;
    margin-bottom: 8px;
}

.login-logo p {
    color: #666;
    font-size: 14px;
}

.form-group {
    margin-bottom: 24px;
    position: relative;
}

.form-group label {
    display: block;
    /* margin-bottom: 8px; */
    color: #333;
    font-size: 14px;
}

.form-control {
    height: 40px;
    padding: 8px 12px;
    font-size: 14px;
    border-radius: var(--radius-sm);
    border-color: var(--border-color);
    transition: var(--transition);
}

.form-control:hover {
    border-color: #c0c4cc;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(51,112,255,0.1);
}

.form-control::placeholder {
    color: #999;
}

.btn {
    border-radius: var(--radius-sm);
    padding: 8px 16px;
    font-size: 14px;
    font-weight: 500;
    height: 40px;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.btn-primary, .btn-success, .btn-outline-primary, .btn-outline-success {
    box-shadow: 0 2px 8px 0 rgba(80,120,200,0.08);
}

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

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

.btn-primary:active {
    background-color: #2d6da3;
    border-color: #2d6da3;
}

.btn:active, .btn:focus {
    outline: none !important;
    box-shadow: 0 0 0 0.2rem #b6d4fe;
}

.login-footer {
    text-align: center;
    margin-top: 24px;
    color: #666;
    font-size: 13px;
}

.login-footer a {
    color: #4a90e2;
    text-decoration: none;
}

.login-footer a:hover {
    color: #357abd;
}

/* 错误提示样式 */
.error-message {
    color: #f56c6c;
    font-size: 12px;
    margin-top: 4px;
    display: none;
}

.form-group.has-error .form-control {
    border-color: #f56c6c;
}

.form-group.has-error .error-message {
    display: block;
}

/* 加载动画 */
.loading {
    position: relative;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid #fff;
    border-top-color: transparent;
    border-radius: 50%;
    animation: button-loading-spinner 0.6s linear infinite;
}

@keyframes button-loading-spinner {
    from {
        transform: rotate(0turn);
    }
    to {
        transform: rotate(1turn);
    }
}

/* 图标字体 */
@font-face {
    font-family: 'iconfont';
    src: url('//at.alicdn.com/t/font_2878668_1234567890.eot');
    src: url('//at.alicdn.com/t/font_2878668_1234567890.eot?#iefix') format('embedded-opentype'),
         url('//at.alicdn.com/t/font_2878668_1234567890.woff2') format('woff2'),
         url('//at.alicdn.com/t/font_2878668_1234567890.woff') format('woff'),
         url('//at.alicdn.com/t/font_2878668_1234567890.ttf') format('truetype'),
         url('//at.alicdn.com/t/font_2878668_1234567890.svg#iconfont') format('svg');
}

.iconfont {
    font-family: "iconfont" !important;
    font-size: 16px;
    font-style: normal;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.icon-store:before { content: "\e600"; }
.icon-user:before { content: "\e601"; }
.icon-recommend:before { content: "\e602"; }
.icon-today:before { content: "\e603"; }
.icon-plus:before { content: "\e604"; }
.icon-edit:before { content: "\e605"; }
.icon-delete:before { content: "\e606"; }
.icon-lock:before { content: "\e607"; }
.icon-unlock:before { content: "\e608"; }
.icon-group:before { content: "\e609"; }
.icon-shop:before { content: "\e60a"; }
.icon-logout:before { content: "\e60b"; }

.admin-sidebar .nav-link {
    color: var(--text-secondary);
    font-size: 14px;
    padding: 9px 16px;
    margin: 4px 8px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.admin-sidebar .nav-link:hover {
    color: var(--text-primary);
    background: var(--hover-bg);
}

.admin-sidebar .nav-link.active {
    color: var(--primary-color);
    background: #e8f3ff;
    font-weight: 500;
}

.admin-sidebar .nav-link i {
    color: var(--text-light);
    font-size: 16px;
}

.admin-sidebar .nav-link:hover i,
.admin-sidebar .nav-link.active i {
    color: inherit;
}

.breadcrumb-item.active {
    color: var(--text-primary);
    font-weight: 600;
}

.breadcrumb-item + .breadcrumb-item::before {
    color: var(--text-light);
}

@media (max-width: 991.98px) {
    .admin-sidebar {
        width: 80px;
    }
    .admin-sidebar .nav-link span {
        display: none;
    }
    .admin-sidebar .nav-link i {
        margin: 0 !important;
        font-size: 18px;
    }
    .main-content-area {
        margin-left: 80px;
        padding: 16px;
    }
}

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

.table th {
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--bg-color);
    border: none;
    padding: 16px 16px;
}

.table td {
    padding: 12px 16px;
    border: none;
    vertical-align: middle;
    color: var(--text-primary);
}

.table tbody tr {
    border-bottom: 1px solid var(--hover-bg);
}

.table tbody tr:last-child {
    border-bottom: none;
}

.table-hover tbody tr:hover {
    background: var(--hover-bg);
}

/* 卡片样式 */
.card {
    border: none;
    border-radius: var(--radius-md);
    background: #fff;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
}

.card-header {
    background: #fff;
    padding: 16px 20px;
    border: none;
    border-bottom: 1px solid var(--hover-bg);
}

.card-body {
    padding: 20px;
}

.card-footer {
    background: #fff;
    padding: 16px 20px;
    border: none;
    border-top: 1px solid var(--hover-bg);
}

/* 按钮样式 */
.btn-sm {
    padding: 4px 12px;
    font-size: 13px;
    height: 32px;
    gap: 4px;
}

.btn-lg {
    padding: 12px 20px;
    font-size: 15px;
    height: 48px;
    gap: 8px;
}

.btn i {
    font-size: 1em;
}

.btn-icon {
    width: 40px;
    padding: 0;
}

.btn-icon.btn-sm {
    width: 32px;
}

.btn-icon.btn-lg {
    width: 48px;
}

.btn-light {
    background: #fff;
    border-color: var(--border-color);
}

.btn-light:hover {
    background: var(--hover-bg);
    border-color: var(--border-color);
}

/* 表单控件高度调整 */
.form-control-sm {
    height: 32px;
    padding: 4px 12px;
    font-size: 13px;
}

.form-control-lg {
    height: 48px;
    padding: 12px 16px;
    font-size: 15px;
}

.input-group {
    align-items: center;
}

.input-group-text {
    padding: 8px 12px;
    font-size: 14px;
    height: 40px;
    background: transparent;
    border-color: var(--border-color);
}

/* 分页样式 */
.pagination {
    margin: 0;
    gap: 4px;
}

.page-link {
    border: none;
    padding: 6px 12px;
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
}

.page-link:hover {
    background: var(--hover-bg);
    color: var(--text-primary);
}

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

.page-item.disabled .page-link {
    background: transparent;
    color: var(--text-light);
}