/* roulang page: index */
:root {
    --primary: #0F4A8A;
    --primary-dark: #0A3564;
    --primary-light: #E8F0FA;
    --accent: #F97316;
    --accent-dark: #D95E0B;
    --accent-light: #FFF0E5;
    --ink: #1E2B3A;
    --ink-sub: #546579;
    --line: #E2E9F2;
    --canvas: #F5F7FA;
    --card: #FFFFFF;
    --radius-sm: 10px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --shadow-card: 0 2px 8px rgba(15,74,138,0.06), 0 10px 24px rgba(15,74,138,0.07);
    --shadow-hover: 0 6px 16px rgba(15,74,138,0.14), 0 14px 30px rgba(15,74,138,0.10);
    --shadow-focus: 0 0 0 4px rgba(15,74,138,0.12);
  }
  * {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }
  html {
    scroll-behavior: smooth;
  }
  body {
    font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    background: var(--canvas);
    color: var(--ink);
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
  }
  img {
    display: block;
    max-width: 100%;
  }
  a {
    text-decoration: none;
    color: inherit;
  }
  button {
    font-family: inherit;
    cursor: pointer;
  }
  input,
  select,
  textarea {
    font-family: inherit;
  }
  .card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    transition: box-shadow .25s ease, transform .25s ease;
  }
  .card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
  }
  .btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 44px;
    padding: 0 24px;
    border-radius: var(--radius-md);
    background: var(--accent);
    color: #fff;
    font-weight: 600;
    font-size: 15px;
    border: none;
    transition: background .2s, box-shadow .2s, transform .15s;
  }
  .btn-primary:hover {
    background: var(--accent-dark);
    box-shadow: 0 6px 16px rgba(249, 115, 22, 0.28);
    transform: translateY(-0.5px);
  }
  .btn-primary:active {
    transform: translateY(0);
  }
  .btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 44px;
    padding: 0 24px;
    border-radius: var(--radius-md);
    background: #fff;
    border: 1px solid var(--line);
    color: var(--primary);
    font-weight: 600;
    font-size: 15px;
    transition: all .2s;
  }
  .btn-secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-light);
  }
  .btn-small {
    height: 36px;
    padding: 0 16px;
    border-radius: var(--radius-sm);
    font-size: 14px;
  }
  .sidebar-link {
    display: flex;
    align-items: center;
    gap: 12px;
    height: 40px;
    padding: 0 12px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    color: var(--ink-sub);
    transition: all .2s;
  }
  .sidebar-link:hover {
    background: var(--primary-light);
    color: var(--primary);
  }
  .sidebar-link.active {
    background: var(--primary-light);
    color: var(--primary);
    font-weight: 600;
    box-shadow: inset 3px 0 0 var(--primary);
  }
  .tag {
    display: inline-flex;
    align-items: center;
    padding: 2px 10px;
    border-radius: 999px;
    font-size: 12px;
    background: var(--primary-light);
    color: var(--primary);
  }
  .faq-item {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    box-shadow: 0 1px 3px rgba(15, 74, 138, 0.04);
    overflow: hidden;
    transition: box-shadow .2s;
  }
  .faq-item:hover {
    box-shadow: var(--shadow-hover);
  }
  .faq-item summary {
    list-style: none;
    cursor: pointer;
    padding: 18px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
  }
  .faq-item summary::-webkit-details-marker {
    display: none;
  }
  .faq-item summary .faq-icon {
    transition: transform .3s;
  }
  .faq-item[open] summary .faq-icon {
    transform: rotate(45deg);
  }
  .empty-state {
    border: 2px dashed var(--line);
    border-radius: var(--radius-lg);
    padding: 40px;
    text-align: center;
    background: #fff;
  }
  .form-input {
    width: 100%;
    height: 44px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--line);
    background: #fff;
    padding: 0 16px;
    font-size: 14px;
    color: var(--ink);
    transition: border-color .2s, box-shadow .2s;
    appearance: none;
    -webkit-appearance: none;
  }
  .form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: var(--shadow-focus);
  }
  .form-input::placeholder {
    color: #9AA8B8;
  }
  .gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-card);
  }
  .gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s ease;
  }
  .gallery-item:hover img {
    transform: scale(1.05);
  }
  .gallery-item .gallery-tag {
    position: absolute;
    top: 12px;
    left: 12px;
    background: rgba(10, 53, 100, 0.78);
    color: #fff;
    font-size: 12px;
    padding: 4px 12px;
    border-radius: 999px;
    opacity: 0;
    transition: opacity .3s;
  }
  .gallery-item:hover .gallery-tag {
    opacity: 1;
  }
  .mobile-drawer {
    transform: translateX(-100%);
    transition: transform .3s ease;
  }
  .mobile-drawer.drawer-open {
    transform: translateX(0);
  }
  .drawer-overlay {
    opacity: 0;
    pointer-events: none;
    transition: opacity .3s;
  }
  .drawer-overlay.overlay-show {
    opacity: 1;
    pointer-events: auto;
  }
  .no-scroll {
    overflow: hidden;
  }
  .countdown-num {
    min-width: 44px;
    padding: 6px 8px;
    border-radius: 10px;
    background: #fff;
    color: var(--primary-dark);
    font-size: 16px;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    text-align: center;
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    line-height: 1.2;
  }
  .countdown-num .unit {
    font-size: 12px;
    font-weight: 400;
    color: var(--ink-sub);
    margin-top: 1px;
  }
  @media(max-width:767px) {
    .countdown-num {
      min-width: 38px;
      font-size: 14px;
      padding: 4px 6px;
    }
    .countdown-num .unit {
      font-size: 10px;
    }
  }
  .news-item {
    transition: box-shadow .2s, background .2s, transform .2s;
  }
  .news-item:hover {
    box-shadow: var(--shadow-hover);
    background: #f9fbfd;
  }
  .news-item:hover .read-more {
    transform: translateX(2px);
  }
  .read-more {
    transition: transform .2s;
  }
  .backtop-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 8px;
    color: var(--ink-sub);
    transition: all .2s;
  }
  .backtop-btn:hover {
    background: var(--primary-light);
    color: var(--primary);
  }
  .brand-logo {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: var(--primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
    flex-shrink: 0;
  }
  @media(max-width:767px) {
    .brand-logo {
      width: 36px;
      height: 36px;
      border-radius: 9px;
      font-size: 16px;
    }
  }
  .filter-pill {
    display: inline-flex;
    align-items: center;
    padding: 6px 16px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 500;
    background: #fff;
    border: 1px solid var(--line);
    color: var(--ink-sub);
    cursor: pointer;
    transition: all .2s;
  }
  .filter-pill:hover {
    border-color: var(--primary);
    color: var(--primary);
  }
  .filter-pill.active {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
  }
  .hero-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 46px;
    padding: 0 28px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 15px;
    transition: all .2s;
  }
  .hero-btn-primary {
    background: var(--accent);
    color: #fff;
  }
  .hero-btn-primary:hover {
    background: var(--accent-dark);
    box-shadow: 0 6px 18px rgba(249, 115, 22, 0.35);
    transform: translateY(-1px);
  }
  .hero-btn-outline {
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.5);
  }
  .hero-btn-outline:hover {
    background: rgba(255, 255, 255, 0.22);
    border-color: #fff;
  }
  .stat-chip {
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: 14px;
    padding: 10px 20px;
    backdrop-filter: blur(2px);
  }

/* roulang page: category1 */
:root {
            --primary: #0F4A8A;
            --primary-dark: #0A3564;
            --primary-light: #E8F0FA;
            --accent: #F97316;
            --accent-dark: #D95E0B;
            --accent-light: #FFF0E5;
            --ink: #1E2B3A;
            --ink-sub: #546579;
            --line: #E2E9F2;
            --bg: #F5F7FA;
            --radius-sm: 10px;
            --radius-btn: 12px;
            --radius-card: 16px;
            --radius-lg: 20px;
            --shadow-card: 0 2px 8px rgba(15, 74, 138, 0.06), 0 10px 24px rgba(15, 74, 138, 0.07);
            --shadow-hover: 0 6px 16px rgba(15, 74, 138, 0.14), 0 14px 30px rgba(15, 74, 138, 0.10);
            --shadow-focus: 0 0 0 4px rgba(15, 74, 138, 0.12);
        }
        * {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            background: var(--bg);
            color: var(--ink);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }
        img {
            display: block;
            max-width: 100%;
        }
        a {
            color: inherit;
            text-decoration: none;
        }
        button {
            cursor: pointer;
            font-family: inherit;
        }

        /* ===== Sidebar ===== */
        .sidebar {
            position: fixed;
            top: 0;
            left: 0;
            bottom: 0;
            z-index: 50;
            background: #fff;
            border-right: 1px solid var(--line);
            display: flex;
            flex-direction: column;
            width: 280px;
            transform: translateX(-100%);
            transition: transform .28s ease;
        }
        .sidebar.open {
            transform: translateX(0);
        }
        .sidebar-link {
            display: flex;
            align-items: center;
            gap: 12px;
            height: 40px;
            padding: 0 12px;
            border-radius: 10px;
            color: var(--ink-sub);
            font-size: 14px;
            font-weight: 400;
            position: relative;
            transition: background .2s, color .2s;
        }
        .sidebar-link:hover {
            background: var(--primary-light);
            color: var(--primary);
        }
        .sidebar-link.active {
            background: var(--primary-light);
            color: var(--primary);
            font-weight: 600;
        }
        .sidebar-link.active::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 4px;
            height: 20px;
            border-radius: 0 4px 4px 0;
            background: var(--primary);
        }
        .drawer-overlay {
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, .4);
            z-index: 40;
            display: none;
        }
        .drawer-overlay.show {
            display: block;
        }

        /* ===== Main content ===== */
        .main-content {
            padding-top: 64px;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        .main-content main {
            flex: 1;
        }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 44px;
            padding: 0 24px;
            border-radius: 12px;
            font-size: 14px;
            font-weight: 600;
            line-height: 1;
            border: none;
            transition: all .2s ease;
        }
        .btn-primary {
            background: var(--accent);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--accent-dark);
            box-shadow: 0 6px 16px rgba(249, 115, 22, .35);
            transform: translateY(-1px);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(249, 115, 22, .25);
        }
        .btn-secondary {
            background: #fff;
            border: 1px solid var(--line);
            color: var(--primary);
        }
        .btn-secondary:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
        }
        .btn-sm {
            height: 36px;
            padding: 0 16px;
            border-radius: 10px;
            font-size: 13px;
        }

        /* ===== Catalog rows ===== */
        .catalog-row {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 22px 24px;
            border-bottom: 1px solid var(--line);
            transition: background .2s, box-shadow .2s;
        }
        .catalog-row:last-child {
            border-bottom: none;
        }
        .catalog-row:hover {
            background: var(--primary-light);
        }
        .catalog-row:hover .catalog-arrow {
            transform: translateX(4px);
            color: var(--primary);
        }
        .catalog-num {
            font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
            font-size: 2rem;
            font-weight: 700;
            line-height: 1;
            color: var(--primary);
            opacity: .22;
            min-width: 48px;
        }
        .catalog-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--ink);
            margin-bottom: 2px;
        }
        .catalog-desc {
            font-size: 14px;
            color: var(--ink-sub);
            line-height: 1.6;
        }
        .catalog-arrow {
            flex-shrink: 0;
            transition: transform .2s, color .2s;
        }

        /* ===== FAQ ===== */
        .faq-item {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 12px;
            overflow: hidden;
            transition: box-shadow .25s, border-color .25s;
        }
        .faq-item:hover {
            box-shadow: var(--shadow-card);
            border-color: #d0dbe9;
        }
        .faq-item summary {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 18px 20px;
            cursor: pointer;
            list-style: none;
            font-size: 15px;
            font-weight: 600;
            color: var(--ink);
            user-select: none;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::marker {
            display: none;
        }
        .faq-num {
            font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
            font-size: 12px;
            font-weight: 700;
            color: var(--accent);
            background: var(--accent-light);
            border-radius: 8px;
            padding: 2px 8px;
            flex-shrink: 0;
        }
        .faq-plus {
            margin-left: auto;
            width: 24px;
            height: 24px;
            border-radius: 7px;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            transition: transform .25s, background .25s;
        }
        .faq-item[open] summary .faq-plus {
            transform: rotate(45deg);
            background: var(--accent-light);
            color: var(--accent);
        }
        .faq-item p {
            padding: 0 20px 18px 52px;
            color: var(--ink-sub);
            font-size: 14px;
            line-height: 1.7;
            margin: 0;
        }

        /* ===== Image hover ===== */
        .img-zoom {
            transition: transform .4s ease;
        }
        .img-zoom-wrap:hover .img-zoom {
            transform: scale(1.05);
        }

        /* ===== Responsive ===== */
        @media (min-width: 768px) and (max-width: 1023px) {
            .sidebar {
                width: 60px;
                transform: none;
            }
            .sidebar .side-brand-text,
            .sidebar .side-label,
            .sidebar .side-copyright {
                display: none;
            }
            .sidebar .side-brand-cell {
                justify-content: center;
                padding-left: 10px;
                padding-right: 10px;
            }
            .sidebar .sidebar-link {
                justify-content: center;
                padding: 0;
            }
            .sidebar .sidebar-link svg {
                margin: 0;
            }
            .main-content {
                padding-left: 60px;
                padding-top: 0;
            }
            .drawer-overlay {
                display: none !important;
            }
        }
        @media (min-width: 1024px) {
            .sidebar {
                width: 180px;
                transform: none;
            }
            .main-content {
                padding-left: 180px;
                padding-top: 0;
            }
            .drawer-overlay {
                display: none !important;
            }
        }
        @media (max-width: 767px) {
            .main-content {
                padding-top: 64px;
            }
            .catalog-row {
                padding: 18px 16px;
                gap: 12px;
            }
            .catalog-num {
                font-size: 1.5rem;
                min-width: 36px;
            }
            .catalog-title {
                font-size: 16px;
            }
            .catalog-desc {
                font-size: 13px;
            }
            .faq-item p {
                padding: 0 16px 16px 46px;
            }
            .faq-item summary {
                padding: 15px 16px;
                font-size: 14px;
            }
        }

/* roulang page: article */
:root {
    --primary: #0F4A8A;
    --primary-dark: #0A3564;
    --primary-light: #E8F0FA;
    --accent: #F97316;
    --accent-dark: #D95E0B;
    --accent-light: #FFF0E5;
    --ink: #1E2B3A;
    --ink-sub: #546579;
    --line: #E2E9F2;
    --bg: #F5F7FA;
    --card: #FFFFFF;
    --radius-sm: 10px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --shadow-card: 0 2px 8px rgba(15,74,138,0.06), 0 10px 24px rgba(15,74,138,0.07);
    --shadow-hover: 0 6px 16px rgba(15,74,138,0.14), 0 14px 30px rgba(15,74,138,0.10);
  }

  * {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }

  html {
    scroll-behavior: smooth;
  }

  body {
    font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    background: var(--bg);
    color: var(--ink);
    font-size: 16px;
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
  }

  img {
    max-width: 100%;
    display: block;
  }

  a {
    text-decoration: none;
    color: inherit;
  }

  button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
  }

  input,
  select,
  textarea {
    font-family: inherit;
    font-size: 14px;
  }

  /* 侧栏导航链接 */
  .sidebar-link {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    height: 40px;
    padding: 0 12px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 500;
    color: var(--ink-sub);
    transition: all 0.2s ease;
    position: relative;
    white-space: nowrap;
  }

  @media (min-width: 1024px) {
    .sidebar-link {
      justify-content: flex-start;
    }
  }

  .sidebar-link:hover {
    background: var(--primary-light);
    color: var(--primary);
  }

  .sidebar-link.active {
    background: var(--primary-light);
    color: var(--primary);
    font-weight: 600;
  }

  .sidebar-link.active::before {
    content: '';
    position: absolute;
    left: -12px;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 20px;
    background: var(--primary);
    border-radius: 0 4px 4px 0;
  }

  /* 按钮体系 */
  .btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    height: 44px;
    padding: 0 24px;
    background: var(--accent);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    border-radius: 12px;
    transition: all 0.2s ease;
    line-height: 1;
    white-space: nowrap;
  }

  .btn-primary:hover {
    background: var(--accent-dark);
    box-shadow: 0 6px 16px rgba(249, 115, 22, 0.3);
    transform: translateY(-1px);
  }

  .btn-primary:active {
    transform: translateY(0);
  }

  .btn-primary:focus-visible {
    outline: 3px solid rgba(249, 115, 22, 0.35);
    outline-offset: 2px;
  }

  .btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    height: 44px;
    padding: 0 24px;
    background: #fff;
    border: 1px solid var(--line);
    color: var(--primary);
    font-size: 14px;
    font-weight: 600;
    border-radius: 12px;
    transition: all 0.2s ease;
    line-height: 1;
    white-space: nowrap;
  }

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

  .btn-secondary:focus-visible {
    outline: 3px solid rgba(15, 74, 138, 0.15);
    outline-offset: 2px;
  }

  .btn-sm {
    height: 36px;
    padding: 0 16px;
    font-size: 13px;
    border-radius: 10px;
  }

  /* 卡片 */
  .card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    transition: box-shadow 0.3s ease, transform 0.3s ease;
  }

  .card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
  }

  /* 标签 */
  .tag {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    background: var(--primary-light);
    color: var(--ink-sub);
    font-size: 12px;
    font-weight: 500;
    border-radius: 999px;
    transition: all 0.2s ease;
    cursor: default;
  }

  .tag:hover {
    color: var(--primary);
  }

  /* 面包屑 */
  .breadcrumb a {
    color: var(--primary);
    transition: color 0.2s;
  }

  .breadcrumb a:hover {
    text-decoration: underline;
  }

  .breadcrumb .current {
    color: var(--ink);
    font-weight: 500;
  }

  /* 文章正文 */
  .article-body {
    font-size: 16px;
    line-height: 1.75;
    color: var(--ink);
    word-break: break-word;
  }

  .article-body p {
    margin-bottom: 1.5em;
  }

  .article-body h1,
  .article-body h2,
  .article-body h3,
  .article-body h4 {
    font-weight: 700;
    margin-top: 2em;
    margin-bottom: 0.8em;
    line-height: 1.4;
  }

  .article-body h2 {
    font-size: 20px;
  }

  .article-body h3 {
    font-size: 18px;
  }

  .article-body img {
    border-radius: 12px;
    margin: 1.5em 0;
    max-width: 100%;
    height: auto;
  }

  .article-body blockquote {
    border-left: 4px solid var(--primary);
    background: var(--primary-light);
    border-radius: 10px;
    padding: 16px 20px;
    margin: 1.5em 0;
    color: var(--ink-sub);
  }

  .article-body ul,
  .article-body ol {
    padding-left: 1.5em;
    margin-bottom: 1.5em;
  }

  .article-body li {
    margin-bottom: 0.5em;
  }

  .article-body a {
    color: var(--primary);
    font-weight: 500;
    transition: color 0.2s;
  }

  .article-body a:hover {
    color: var(--accent);
    text-decoration: underline;
  }

  .article-body table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5em 0;
    font-size: 14px;
  }

  .article-body th,
  .article-body td {
    border: 1px solid var(--line);
    padding: 10px 14px;
    text-align: left;
  }

  .article-body th {
    background: var(--primary-light);
    font-weight: 600;
  }

  .article-body hr {
    border: none;
    border-top: 1px solid var(--line);
    margin: 2em 0;
  }

  /* 移动端主内容区偏移 */
  @media (max-width: 767px) {
    .main-area {
      padding-top: 64px;
    }
  }

  /* 文本行数截断 */
  .line-clamp-1 {
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  /* 数字等宽 */
  .tabular-nums {
    font-variant-numeric: tabular-nums;
  }

  /* 选中态 */
  ::selection {
    background: rgba(15, 74, 138, 0.12);
    color: var(--primary);
  }