/* roulang page: index */
:root {
            --color-primary: #0F3D2E;
            --color-primary-dark: #0B2B20;
            --color-primary-darker: #08231B;
            --color-emerald: #10B981;
            --color-teal: #2DD4BF;
            --color-accent: #F59E0B;
            --color-accent-dark: #F97316;
            --color-bg: #F7F6F3;
            --color-card: #FFFFFF;
            --color-text: #1C2A26;
            --color-text-body: #2E3D38;
            --color-text-subtle: #5B6B65;
            --color-text-weak: #8A9B94;
            --color-border: #E3E8E5;
            --color-border-dark: #1E4A3A;
            --radius-card: 16px;
            --radius-xl: 24px;
            --shadow-card: 0 6px 30px rgba(15,61,46,0.06);
            --shadow-hover: 0 16px 40px rgba(15,61,46,0.12);
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

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

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease, background-color 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
        }

        button {
            cursor: pointer;
            font-family: inherit;
        }

        input {
            font-family: inherit;
        }

        .container-site {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 32px;
            padding-right: 32px;
        }

        .section-gap {
            padding-top: 96px;
            padding-bottom: 96px;
        }

        .nav-capsule {
            transition: box-shadow 0.3s ease, background-color 0.3s ease;
        }

        .text-gradient {
            background: linear-gradient(135deg, #FFFFFF 0%, #A7F3E8 100%);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .text-gradient-orange {
            background: linear-gradient(135deg, #F59E0B 0%, #F97316 100%);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .btn-primary {
            background: linear-gradient(135deg, #10B981 0%, #2DD4BF 100%);
            color: #fff;
            border-radius: 9999px;
            padding: 12px 32px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            box-shadow: 0 4px 16px rgba(16, 185, 129, 0.25);
            transition: all 0.3s ease;
            border: none;
        }

        .btn-primary:hover {
            filter: brightness(1.08);
            transform: translateY(-1px);
            box-shadow: 0 8px 24px rgba(16, 185, 129, 0.35);
        }

        .btn-primary:active {
            transform: scale(0.98);
        }

        .btn-primary:focus-visible {
            outline: 3px solid rgba(16, 185, 129, 0.4);
            outline-offset: 2px;
        }

        .btn-secondary {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.5);
            color: #fff;
            border-radius: 9999px;
            padding: 12px 32px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all 0.3s ease;
        }

        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            transform: translateY(-1px);
        }

        .btn-secondary:active {
            transform: scale(0.98);
        }

        .nav-link {
            position: relative;
            font-weight: 500;
            color: #1C2A26;
            padding: 8px 18px;
            border-radius: 9999px;
            transition: all 0.25s ease;
        }

        .nav-link:hover {
            background: rgba(16, 185, 129, 0.12);
            color: #0F3D2E;
        }

        .nav-link.active {
            background: linear-gradient(135deg, #10B981 0%, #2DD4BF 100%);
            color: #fff;
            box-shadow: 0 4px 14px rgba(16, 185, 129, 0.3);
        }

        .card-base {
            background: #fff;
            border-radius: 16px;
            box-shadow: 0 6px 30px rgba(15, 61, 46, 0.06);
            border: 1px solid #E3E8E5;
            transition: all 0.3s ease;
        }

        .card-base:hover {
            box-shadow: 0 16px 40px rgba(15, 61, 46, 0.12);
            transform: translateY(-1px);
        }

        .section-title {
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.2;
            color: #1C2A26;
        }

        .section-subtitle {
            color: #5B6B65;
            font-size: 16px;
            line-height: 1.7;
        }

        .stat-number {
            font-feature-settings: "tnum";
            font-variant-numeric: tabular-nums;
            font-size: 3rem;
            font-weight: 800;
            line-height: 1.1;
            background: linear-gradient(135deg, #F59E0B 0%, #F97316 100%);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .stat-number-light {
            font-feature-settings: "tnum";
            font-variant-numeric: tabular-nums;
            font-size: 3rem;
            font-weight: 800;
            line-height: 1.1;
            background: linear-gradient(135deg, #A7F3E8 0%, #6EE7B7 100%);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .tag-pill {
            display: inline-flex;
            align-items: center;
            padding: 3px 12px;
            border-radius: 9999px;
            font-size: 13px;
            font-weight: 600;
            background: rgba(16, 185, 129, 0.1);
            color: #0F9D6E;
            border: 1px solid rgba(16, 185, 129, 0.2);
        }

        .faq-item {
            border: 1px solid #E3E8E5;
            border-radius: 16px;
            background: #fff;
            padding: 24px 28px;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }

        .faq-item.active {
            border-color: #10B981;
            box-shadow: 0 8px 24px rgba(16, 185, 129, 0.08);
        }

        .faq-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(245, 158, 11, 0.1);
            color: #F59E0B;
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
            transition: transform 0.3s ease, background-color 0.3s ease, color 0.3s ease;
        }

        .faq-item.active .faq-icon {
            transform: rotate(45deg);
            background: rgba(245, 158, 11, 0.2);
            color: #F97316;
        }

        .hero-data-badge {
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 16px;
            padding: 20px 24px;
            text-align: center;
            transition: all 0.3s ease;
        }

        .hero-data-badge:hover {
            background: rgba(255, 255, 255, 0.16);
            transform: translateY(-2px);
        }

        .testimonial-card {
            background: #fff;
            border-radius: 24px;
            padding: 32px;
            box-shadow: 0 6px 30px rgba(15, 61, 46, 0.06);
            border: 1px solid #E3E8E5;
            min-width: 320px;
            flex-shrink: 0;
            transition: all 0.3s ease;
        }

        .testimonial-card:hover {
            box-shadow: 0 16px 40px rgba(15, 61, 46, 0.12);
            transform: translateY(-2px);
        }

        .testimonial-card.featured {
            border: 2px solid #10B981;
            box-shadow: 0 16px 48px rgba(16, 185, 129, 0.15);
        }

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

        .line-clamp-3 {
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .cover-placeholder {
            background: linear-gradient(135deg, #E9F7F1 0%, #D0F0E3 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            min-height: 180px;
        }

        .horizontal-scroll {
            display: flex;
            gap: 24px;
            overflow-x: auto;
            scroll-snap-type: x mandatory;
            padding-bottom: 16px;
            scrollbar-width: thin;
            scrollbar-color: #10B981 #E3E8E5;
        }

        .horizontal-scroll::-webkit-scrollbar {
            height: 6px;
        }

        .horizontal-scroll::-webkit-scrollbar-track {
            background: #E3E8E5;
            border-radius: 4px;
        }

        .horizontal-scroll::-webkit-scrollbar-thumb {
            background: #10B981;
            border-radius: 4px;
        }

        .horizontal-scroll>div {
            scroll-snap-align: start;
        }

        @keyframes fadeUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .animate-fade-up {
            animation: fadeUp 0.8s ease forwards;
        }

        @media (max-width: 768px) {
            .container-site {
                padding-left: 20px;
                padding-right: 20px;
            }
            .section-gap {
                padding-top: 64px;
                padding-bottom: 64px;
            }
            .stat-number,
            .stat-number-light {
                font-size: 2.25rem;
            }
        }

        @media (max-width: 520px) {
            .testimonial-card {
                min-width: 260px;
                padding: 24px;
            }
            .nav-capsule {
                top: 12px !important;
            }
        }

        .news-card-arrow {
            transition: transform 0.3s ease;
        }

        .news-card:hover .news-card-arrow {
            transform: translateX(4px);
        }

        .mobile-menu-open {
            display: flex !important;
        }

/* roulang page: category1 */
:root {
            --primary: #0F3D2E;
            --brand-green: #10B981;
            --brand-teal: #2DD4BF;
            --brand-amber: #F59E0B;
            --brand-orange: #F97316;
            --page-bg: #F7F6F3;
            --deep-green: #0B2B20;
            --text-main: #1C2A26;
            --text-body: #2E3D38;
            --text-muted: #5B6B65;
            --text-faint: #8A9B94;
            --border-light: #E3E8E5;
            --border-dark: #1E4A3A;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Lantinghei SC", "Microsoft YaHei", sans-serif;
            background-color: var(--page-bg);
            color: var(--text-body);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: all 0.25s ease;
        }

        button {
            font-family: inherit;
            cursor: pointer;
        }

        input, textarea {
            font-family: inherit;
            font-size: 15px;
            outline: none;
        }

        .container-site {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 32px;
            padding-right: 32px;
        }

        @media (max-width: 768px) {
            .container-site {
                padding-left: 20px;
                padding-right: 20px;
            }
        }

        .nav-capsule {
            animation: none;
        }

        .nav-link {
            padding: 8px 20px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-body);
            transition: all 0.25s ease;
            white-space: nowrap;
        }

        .nav-link:hover {
            background: rgba(16, 185, 129, 0.1);
            color: var(--primary);
        }

        .nav-link.active {
            background: linear-gradient(135deg, #10B981, #2DD4BF);
            color: #fff;
            font-weight: 600;
            box-shadow: 0 4px 16px rgba(16, 185, 129, 0.25);
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, #10B981, #2DD4BF);
            color: #fff;
            font-weight: 600;
            font-size: 15px;
            border-radius: 999px;
            padding: 12px 28px;
            box-shadow: 0 4px 20px rgba(16, 185, 129, 0.2);
            transition: all 0.3s ease;
            border: none;
            line-height: 1.4;
        }

        .btn-primary:hover {
            background: linear-gradient(135deg, #2DD4BF, #10B981);
            transform: translateY(-1px);
            box-shadow: 0 8px 28px rgba(16, 185, 129, 0.28);
            color: #fff;
        }

        .btn-primary:active {
            transform: scale(0.98);
        }

        .btn-primary:focus-visible {
            outline: 3px solid rgba(16, 185, 129, 0.4);
            outline-offset: 2px;
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.4);
            color: #fff;
            font-weight: 600;
            font-size: 15px;
            border-radius: 999px;
            padding: 12px 28px;
            backdrop-filter: blur(4px);
            transition: all 0.3s ease;
            line-height: 1.4;
        }

        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: rgba(255, 255, 255, 0.7);
            color: #fff;
        }

        .btn-secondary:focus-visible {
            outline: 3px solid rgba(255, 255, 255, 0.3);
            outline-offset: 2px;
        }

        .section-padding {
            padding-top: 96px;
            padding-bottom: 96px;
        }

        @media (max-width: 768px) {
            .section-padding {
                padding-top: 64px;
                padding-bottom: 64px;
            }
        }

        .card-hover {
            transition: all 0.35s ease;
        }

        .card-hover:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 40px rgba(15, 61, 46, 0.1);
        }

        .hero-overlay {
            background: linear-gradient(100deg, rgba(11, 43, 32, 0.92) 0%, rgba(11, 43, 32, 0.75) 45%, rgba(16, 185, 129, 0.35) 100%);
        }

        .gradient-text {
            background: linear-gradient(120deg, #10B981, #2DD4BF);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            color: transparent;
        }

        .badge-glass {
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(8px);
        }

        .card-line-top {
            height: 6px;
            background: linear-gradient(90deg, #10B981, #2DD4BF);
            border-radius: 999px 999px 0 0;
        }

        .tag-pill {
            display: inline-flex;
            align-items: center;
            font-size: 13px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 999px;
            background: rgba(16, 185, 129, 0.1);
            color: #0D9668;
            line-height: 1.5;
        }

        .tag-pill-dark {
            background: rgba(255, 255, 255, 0.15);
            color: #E7FDF5;
        }

        .stat-number {
            font-size: 3rem;
            font-weight: 800;
            line-height: 1.1;
            letter-spacing: -0.02em;
            font-variant-numeric: tabular-nums;
        }

        @media (max-width: 768px) {
            .stat-number {
                font-size: 2.4rem;
            }
        }

        .faq-item {
            transition: all 0.3s ease;
        }

        .faq-item.active {
            border-color: rgba(16, 185, 129, 0.5);
            box-shadow: 0 4px 20px rgba(16, 185, 129, 0.08);
        }

        .faq-item .faq-icon {
            transition: transform 0.35s ease;
        }

        .faq-item.active .faq-icon {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
        }

        .faq-item.active .faq-answer {
            max-height: 240px;
        }

        .mobile-nav-open {
            display: flex !important;
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(24px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .animate-fade-up {
            animation: fadeInUp 0.7s ease forwards;
        }

        .delay-100 { animation-delay: 0.1s; }
        .delay-200 { animation-delay: 0.2s; }
        .delay-300 { animation-delay: 0.3s; }

        .content-block p {
            margin-bottom: 1.5em;
        }

        .content-block ul {
            margin-bottom: 1.5em;
            padding-left: 1.5em;
        }

        .content-block ul li {
            margin-bottom: 0.5em;
            position: relative;
        }

        .content-block ul li::before {
            content: "";
            position: absolute;
            left: -1.2em;
            top: 0.65em;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: linear-gradient(135deg, #10B981, #2DD4BF);
        }

        .link-arrow {
            transition: transform 0.25s ease;
        }

        .hover-card:hover .link-arrow {
            transform: translateX(4px);
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        @media (max-width: 1023px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
        }

        .feed-card {
            transition: all 0.3s ease;
        }

        .feed-card:hover {
            box-shadow: 0 12px 32px rgba(15, 61, 46, 0.1);
            transform: translateY(-2px);
        }

        .no-default-link a {
            color: inherit;
        }

        .text-banner {
            background-image: linear-gradient(to right, rgba(11, 43, 32, 0.9), rgba(15, 61, 46, 0.75)), url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
        }

/* roulang page: article */
:root {
    --primary: #0F3D2E;
    --primary-dark: #0B2B20;
    --g-start: #10B981;
    --g-end: #2DD4BF;
    --accent: #F59E0B;
    --accent-deep: #F97316;
    --bg: #F7F6F3;
    --text-main: #1C2A26;
    --text-body: #2E3D38;
    --text-muted: #5B6B65;
    --text-light: #8A9B94;
    --border: #E3E8E5;
    --border-dark: #1E4A3A;
    --radius: 16px;
    --radius-lg: 24px;
    --shadow-card: 0 4px 24px rgba(15, 61, 46, 0.06);
    --shadow-hover: 0 12px 36px rgba(15, 61, 46, 0.12);
  }

  *, *::before, *::after {
    box-sizing: border-box;
  }

  html {
    scroll-behavior: smooth;
  }

  body {
    font-family: "PingFang SC", "Lantinghei SC", "Microsoft YaHei", sans-serif;
    background: var(--bg);
    color: var(--text-body);
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
  }

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

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

  button {
    font-family: inherit;
    cursor: pointer;
  }

  .container-site {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 32px;
  }

  @media (max-width: 640px) {
    .container-site {
      padding: 0 20px;
    }
  }

  .nav-capsule {
    position: fixed;
    top: 24px;
    left: 0;
    right: 0;
    z-index: 50;
    display: flex;
    justify-content: center;
    padding: 0 16px;
  }

  .nav-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 20px;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-main);
    transition: all 0.25s ease;
    white-space: nowrap;
  }

  .nav-link:hover {
    background: rgba(16, 185, 129, 0.08);
    color: var(--primary);
  }

  .nav-link.active {
    background: linear-gradient(135deg, var(--g-start), var(--g-end));
    color: #fff;
    box-shadow: 0 4px 14px rgba(16, 185, 129, 0.3);
  }

  .btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 999px;
    font-weight: 700;
    font-size: 15px;
    color: #fff;
    background: linear-gradient(135deg, var(--g-start), var(--g-end));
    box-shadow: 0 8px 20px rgba(16, 185, 129, 0.25);
    transition: all 0.3s ease;
    border: none;
    line-height: 1.4;
  }

  .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(16, 185, 129, 0.35);
    filter: brightness(1.05);
  }

  .btn-primary:active {
    transform: scale(0.98);
  }

  .btn-primary:focus-visible,
  .nav-link:focus-visible {
    outline: 2px solid var(--g-start);
    outline-offset: 3px;
  }

  .btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 15px;
    color: var(--primary);
    border: 1.5px solid rgba(15, 61, 46, 0.22);
    background: transparent;
    transition: all 0.3s ease;
    line-height: 1.4;
  }

  .btn-outline:hover {
    background: rgba(16, 185, 129, 0.06);
    border-color: var(--g-start);
    color: var(--primary);
  }

  .badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 14px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 600;
    background: rgba(16, 185, 129, 0.08);
    color: var(--primary);
    border: 1px solid rgba(16, 185, 129, 0.15);
    white-space: nowrap;
  }

  .meta-item {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    color: var(--text-light);
    font-size: 14px;
  }

  .article-title {
    font-size: clamp(2rem, 4.5vw, 3rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--text-main);
    margin-top: 1.1rem;
  }

  .article-body {
    max-width: 768px;
    margin: 0 auto;
    font-size: 17px;
    line-height: 1.75;
    color: var(--text-body);
  }

  .article-body > p:first-of-type {
    font-size: 18px;
    color: var(--text-main);
  }

  .article-body h2 {
    font-size: 28px;
    font-weight: 800;
    color: var(--text-main);
    margin: 2.6rem 0 1rem;
    letter-spacing: -0.01em;
    line-height: 1.35;
  }

  .article-body h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-main);
    margin: 2.2rem 0 0.8rem;
    line-height: 1.4;
  }

  .article-body h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-main);
    margin: 1.8rem 0 0.7rem;
  }

  .article-body p {
    margin-bottom: 1.75rem;
  }

  .article-body ul,
  .article-body ol {
    margin: 0 0 1.75rem;
    padding-left: 1.5rem;
  }

  .article-body ul li {
    margin-bottom: 0.5rem;
    position: relative;
  }

  .article-body ul li::before {
    content: "";
    position: absolute;
    left: -1.25rem;
    top: 0.6em;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--g-start), var(--g-end));
  }

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

  .article-body blockquote {
    border-left: 4px solid var(--g-start);
    background: rgba(16, 185, 129, 0.05);
    padding: 1rem 1.5rem;
    margin: 2rem 0;
    border-radius: 0 12px 12px 0;
    color: var(--text-muted);
    font-style: italic;
  }

  .article-body table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
    font-size: 15px;
  }

  .article-body th,
  .article-body td {
    border: 1px solid var(--border);
    padding: 12px 16px;
    text-align: left;
  }

  .article-body th {
    background: rgba(15, 61, 46, 0.04);
    font-weight: 700;
    color: var(--text-main);
  }

  .article-body img {
    border-radius: var(--radius);
    margin: 2rem auto;
    box-shadow: var(--shadow-card);
  }

  .article-body a {
    color: var(--primary);
    font-weight: 600;
    border-bottom: 1px solid rgba(16, 185, 129, 0.35);
    transition: border-color 0.25s;
  }

  .article-body a:hover {
    border-bottom-color: var(--primary);
  }

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

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

  .hover-shadow:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-3px);
  }

  @media (max-width: 768px) {
    .article-body {
      font-size: 16px;
    }
    .article-body h2 {
      font-size: 24px;
    }
    .article-body h3 {
      font-size: 20px;
    }
  }