/* roulang page: index */
:root {
    --brand: #1A66D9;
    --brand-deep: #1458BD;
    --brand-deeper: #0F4296;
    --brand-soft: #EAF2FD;
    --hot: #FF8B38;
    --hot-deep: #F9761D;
    --hot-soft: #FFF0E4;
    --ink: #0B1C33;
    --dim: #46566B;
    --faint: #667A92;
    --haze: #F5F8FC;
    --edge: #DCE3EF;
    --radius-card: 1.25rem;
    --radius-btn: 0.75rem;
    --shadow-card: 0 6px 20px rgba(11, 28, 51, .08);
    --shadow-hover: 0 16px 36px rgba(11, 28, 51, .13);
  }
  html {
    scroll-behavior: smooth;
  }
  body {
    background: var(--haze);
    color: var(--ink);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
  }
  * {
    box-sizing: border-box;
  }
  a {
    color: inherit;
    text-decoration: none;
  }
  a, button, summary, input {
    -webkit-tap-highlight-color: transparent;
  }
  img {
    max-width: 100%;
    display: block;
  }
  ::selection {
    background: rgba(26, 102, 217, .22);
    color: var(--ink);
  }
  a:focus-visible,
  button:focus-visible,
  summary:focus-visible,
  input:focus-visible {
    outline: 3px solid rgba(26, 102, 217, .55);
    outline-offset: 2px;
    border-radius: 8px;
  }
  .hero-title {
    font-size: clamp(2.25rem, 5vw, 3.6rem);
    font-weight: 800;
    line-height: 1.18;
    letter-spacing: .01em;
  }
  .section-title {
    font-size: clamp(1.75rem, 3vw, 2.1rem);
    font-weight: 700;
    line-height: 1.25;
    color: var(--ink);
    letter-spacing: .01em;
  }
  .section-sub {
    color: var(--dim);
    font-size: 1rem;
    line-height: 1.75;
  }
  .eyebrow {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    background: var(--brand-soft);
    border: 1px solid rgba(26, 102, 217, .18);
    color: var(--brand-deep);
    font-size: .8rem;
    font-weight: 600;
    letter-spacing: .04em;
    padding: .35rem .8rem;
    border-radius: 999px;
  }
  .btn-primary,
  .btn-secondary,
  .btn-white {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .5rem;
    min-height: 48px;
    padding: .66rem 1.3rem;
    border-radius: .75rem;
    font-weight: 600;
    font-size: 1rem;
    transition: all .3s ease;
    border: 1px solid transparent;
    cursor: pointer;
    white-space: nowrap;
  }
  .btn-primary {
    background: var(--brand);
    color: #fff;
    box-shadow: 0 10px 20px rgba(26, 102, 217, .28);
  }
  .btn-primary:hover {
    background: var(--brand-deep);
    transform: translateY(-2px);
    box-shadow: 0 14px 26px rgba(26, 102, 217, .22);
  }
  .btn-primary:active {
    transform: translateY(1px);
  }
  .btn-secondary {
    background: #fff;
    color: var(--ink);
    border-color: rgba(11, 28, 51, .2);
  }
  .btn-secondary:hover {
    border-color: var(--brand);
    color: var(--brand-deep);
    transform: translateY(-2px);
    box-shadow: 0 12px 24px rgba(11, 28, 51, .08);
  }
  .btn-white {
    background: #fff;
    color: var(--brand-deep);
  }
  .btn-white:hover {
    background: var(--brand-soft);
    transform: translateY(-2px);
  }
  .btn-xl {
    min-height: 58px;
    padding-left: 2.1rem;
    padding-right: 2.1rem;
    font-size: 1.1rem;
    border-radius: 1rem;
  }
  .nav-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    padding: .45rem .95rem;
    border-radius: 999px;
    font-size: .92rem;
    font-weight: 600;
    color: var(--dim);
    border: 1px solid transparent;
    transition: all .25s ease;
  }
  .nav-pill:hover {
    color: var(--brand-deep);
    background: var(--brand-soft);
    border-color: rgba(26, 102, 217, .12);
  }
  .nav-pill-active {
    background: var(--brand-soft);
    color: var(--brand-deep);
    box-shadow: inset 0 0 0 1px rgba(26,102,217,.22);
  }
  .nav-pill-active:hover {
    background: var(--brand-soft);
    color: var(--brand-deep);
  }
  .card-hover {
    transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
  }
  .card-hover:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(26, 102, 217, .28);
  }
  .image-zoom {
    overflow: hidden;
  }
  .image-zoom img {
    transition: transform .5s ease;
  }
  .card-hover:hover .image-zoom img {
    transform: scale(1.05);
  }
  .no-scrollbar {
    -ms-overflow-style: none;
    scrollbar-width: none;
  }
  .no-scrollbar::-webkit-scrollbar {
    display: none;
  }
  .rank-number {
    font-size: 2rem;
    line-height: 1;
    font-weight: 800;
    color: rgba(11, 28, 51, .18);
    letter-spacing: -.03em;
    transition: color .25s ease;
  }
  .rank-row:hover .rank-number {
    color: #FF8B38;
  }
  .rank-row:hover .rank-title {
    color: #1458BD;
  }
  details.faq {
    border-radius: 1.15rem;
    border: 1px solid var(--edge);
    background: #fff;
    box-shadow: 0 4px 14px rgba(11, 28, 51, .04);
    overflow: hidden;
  }
  details.faq summary {
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.15rem 1.25rem;
    font-weight: 600;
    color: var(--ink);
    transition: background .25s ease;
  }
  details.faq summary::-webkit-details-marker {
    display: none;
  }
  details.faq summary:hover {
    background: var(--brand-soft);
  }
  details.faq[open] {
    border-color: rgba(26, 102, 217, .38);
  }
  details.faq[open] summary {
    border-bottom: 1px solid var(--edge);
    color: var(--brand-deep);
  }
  details.faq .faq-arrow {
    flex: 0 0 auto;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--haze);
    color: var(--faint);
    display: grid;
    place-items: center;
    transition: transform .3s ease, background .3s ease, color .3s ease;
  }
  details.faq[open] .faq-arrow {
    transform: rotate(90deg);
    background: var(--brand);
    color: #fff;
  }
  details.faq .faq-body {
    padding: .6rem 1.35rem 1.3rem;
    color: var(--dim);
    font-size: .98rem;
    line-height: 1.9;
  }
  .cms-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 1.5rem;
    border: 2px dashed var(--edge);
    border-radius: 1.5rem;
    background: rgba(255, 255, 255, .6);
    color: var(--faint);
    text-align: center;
  }
  @media (max-width: 640px) {
    .btn-xl {
      min-height: 52px;
      font-size: 1rem;
      width: 100%;
    }
    .hero-action-wrap {
      display: grid;
      grid-template-columns: 1fr;
      width: 100%;
    }
  }
  @media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
      scroll-behavior: auto !important;
      animation-duration: .01ms !important;
      transition-duration: .01ms !important;
    }
  }

/* roulang page: category1 */
:root {
    --brand: #1A66D9;
    --brand-dark: #1458BD;
    --brand-deeper: #0F4296;
    --brand-light: #EAF2FD;
    --hot: #FF8B38;
    --hot-dark: #F9761D;
    --hot-light: #FFF0E4;
    --bg: #F5F8FC;
    --card: #FFFFFF;
    --line: #DCE3EF;
    --title: #0B1C33;
    --body: #46566B;
    --weak: #667A92;
    --radius-card: 18px;
    --radius-btn: 12px;
    --space-section: clamp(72px, 10vw, 128px);
  }

  * {
    box-sizing: border-box;
  }

  html {
    scroll-behavior: smooth;
  }

  body {
    margin: 0;
    background: var(--bg);
    color: var(--body);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
  }

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

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

  button,
  input {
    font: inherit;
  }

  .container-x {
    margin-left: auto;
    margin-right: auto;
    max-width: 80rem;
    padding-left: 1rem;
    padding-right: 1rem;
  }

  @media (min-width: 640px) {
    .container-x {
      padding-left: 1.5rem;
      padding-right: 1.5rem;
    }
  }

  @media (min-width: 1024px) {
    .container-x {
      padding-left: 2rem;
      padding-right: 2rem;
    }
  }

  .no-scrollbar {
    -ms-overflow-style: none;
    scrollbar-width: none;
  }

  .no-scrollbar::-webkit-scrollbar {
    display: none;
  }

  .nav-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 40px;
    padding: 0 16px;
    border-radius: 999px;
    font-size: .875rem;
    font-weight: 700;
    color: #46566B;
    background: transparent;
    transition: all .25s ease;
    white-space: nowrap;
  }

  .nav-pill:hover {
    background: #EAF2FD;
    color: #1458BD;
  }

  .nav-pill:active {
    background: #EAF2FD;
    color: #0F4296;
    transform: scale(.97);
  }

  .nav-pill-active {
    background: #EAF2FD;
    color: #0F4296;
    box-shadow: inset 0 0 0 1px #1A66D9;
  }

  .btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 44px;
    padding: 0 22px;
    border-radius: 12px;
    background: #1A66D9;
    color: #fff;
    font-weight: 700;
    font-size: .9375rem;
    line-height: 1;
    box-shadow: 0 8px 18px rgba(26, 102, 217, .20);
    transition: background .25s ease, transform .25s ease, box-shadow .25s ease;
    white-space: nowrap;
  }

  .btn-primary:hover {
    background: #1458BD;
    box-shadow: 0 12px 26px rgba(26, 102, 217, .28);
    transform: translateY(-2px);
  }

  .btn-primary:active {
    transform: translateY(0);
    box-shadow: inset 0 2px 8px rgba(0, 0, 0, .12);
  }

  .btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 44px;
    padding: 0 20px;
    border-radius: 12px;
    background: rgba(255, 255, 255, .14);
    color: #fff;
    font-weight: 700;
    font-size: .9375rem;
    line-height: 1;
    border: 1px solid rgba(255, 255, 255, .34);
    backdrop-filter: blur(4px);
    transition: background .25s ease, border-color .25s ease, transform .25s ease;
    white-space: nowrap;
  }

  .btn-secondary:hover {
    background: rgba(255, 255, 255, .22);
    border-color: rgba(255, 255, 255, .6);
    transform: translateY(-2px);
  }

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

  .card-lift {
    transition: transform .3s ease, box-shadow .3s ease;
  }

  .card-lift:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 36px rgba(20, 40, 70, .10);
  }

  .section-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    border-radius: 999px;
    background: #EAF2FD;
    color: #0F4296;
    font-size: .75rem;
    font-weight: 800;
    letter-spacing: .04em;
    padding: 6px 14px;
  }

  .hot-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: #FFF0E4;
    color: #F9761D;
    border-radius: 999px;
    padding: 4px 12px;
    font-size: .75rem;
    font-weight: 800;
  }

  .genre-tag {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    border: 1px solid #DCE3EF;
    background: #fff;
    padding: 8px 16px;
    font-size: .875rem;
    font-weight: 700;
    color: #46566B;
    transition: all .25s ease;
  }

  .genre-tag:hover {
    border-color: #1A66D9;
    color: #0F4296;
    background: #EAF2FD;
    transform: translateY(-2px);
  }

  details.faq-item {
    background: #fff;
    border: 1px solid #DCE3EF;
    border-radius: 16px;
    overflow: hidden;
    transition: border-color .25s ease, box-shadow .25s ease;
  }

  details.faq-item[open] {
    border-color: #1A66D9;
    box-shadow: 0 10px 26px rgba(26, 102, 217, .08);
  }

  details.faq-item summary {
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 18px 22px;
    font-weight: 800;
    color: #0B1C33;
    transition: background .2s ease;
  }

  details.faq-item summary::-webkit-details-marker {
    display: none;
  }

  details.faq-item summary:hover {
    background: #F8FAFE;
  }

  details.faq-item .faq-icon {
    flex: 0 0 auto;
    width: 24px;
    height: 24px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    color: #1A66D9;
    background: #EAF2FD;
    transition: transform .3s ease, background .3s ease;
  }

  details.faq-item[open] .faq-icon {
    transform: rotate(45deg);
    background: #1A66D9;
    color: #fff;
  }

  details.faq-item .faq-body {
    padding: 0 22px 20px;
    color: #46566B;
    font-size: .9375rem;
    line-height: 1.8;
  }

  .focus-ring:focus,
  a:focus-visible,
  button:focus-visible,
  input:focus-visible,
  textarea:focus-visible,
  summary:focus-visible {
    outline: 2px solid #1A66D9;
    outline-offset: 3px;
    border-radius: 8px;
  }

  .hero-vignette {
    background: linear-gradient(100deg, rgba(11, 28, 51, .92) 0%, rgba(11, 28, 51, .72) 42%, rgba(11, 28, 51, .32) 100%);
  }

  .cover-hover {
    overflow: hidden;
  }

  .cover-hover img {
    transition: transform .5s ease;
  }

  .cover-hover:hover img {
    transform: scale(1.05);
  }

  .text-balance {
    text-wrap: balance;
  }

/* roulang page: article */
:root {
            --brand: #1A66D9;
            --brand-dark: #1458BD;
            --brand-deeper: #0F4296;
            --brand-light: #EAF2FD;
            --hot: #FF8B38;
            --hot-dark: #F9761D;
            --hot-light: #FFF0E4;
            --canvas: #F5F8FC;
            --surface: #FFFFFF;
            --line: #DCE3EF;
            --ink: #0B1C33;
            --body: #46566B;
            --muted: #667A92;
            --shadow-card: 0 6px 20px rgba(20, 40, 70, .06);
            --shadow-card-lg: 0 16px 36px rgba(20, 40, 70, .10);
        }

        html {
            scroll-behavior: smooth;
            scroll-padding-top: 96px;
        }

        body {
            margin: 0;
            background: var(--canvas);
            color: var(--body);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            -webkit-font-smoothing: antialiased;
            text-rendering: optimizeLegibility;
        }

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

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

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

        a,
        button {
            transition: background-color .25s ease, border-color .25s ease, color .25s ease, box-shadow .25s ease, transform .25s ease, opacity .25s ease;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        summary:focus-visible {
            outline: 3px solid rgba(26, 102, 217, .28);
            outline-offset: 2px;
            border-radius: 10px;
        }

        .skip-link {
            position: fixed;
            left: 16px;
            top: -80px;
            z-index: 100;
            background: var(--brand);
            color: #fff;
            font-weight: 700;
            padding: 10px 18px;
            border-radius: 999px;
            box-shadow: var(--shadow-card);
            transition: top .25s ease;
        }

        .skip-link:focus {
            top: 16px;
        }

        .no-scrollbar {
            -ms-overflow-style: none;
            scrollbar-width: none;
        }

        .no-scrollbar::-webkit-scrollbar {
            display: none;
        }

        .nav-pill {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: .35rem;
            min-height: 38px;
            padding: .55rem .9rem;
            border-radius: 999px;
            font-size: .875rem;
            font-weight: 600;
            color: var(--body);
            border: 1px solid transparent;
            transition: background-color .2s ease, color .2s ease, box-shadow .2s ease, transform .2s ease;
        }

        .nav-pill:hover {
            background: var(--brand-light);
            color: var(--brand-deeper);
        }

        .nav-pill:active {
            transform: translateY(1px);
        }

        .nav-pill-active {
            background: var(--brand);
            color: #fff;
            box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .25), 0 8px 18px rgba(26, 102, 217, .20);
        }

        .nav-pill-active:hover {
            background: var(--brand-dark);
            color: #fff;
        }

        .mobile-nav-link {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: .75rem;
            min-height: 46px;
            padding: .7rem 1rem;
            border-radius: 12px;
            background: var(--surface);
            border: 1px solid var(--line);
            font-size: .9rem;
            font-weight: 600;
            color: var(--ink);
        }

        .mobile-nav-link:hover {
            border-color: var(--brand);
            background: var(--brand-light);
            color: var(--brand-deeper);
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: .5rem;
            min-height: 44px;
            padding: .6rem 1.2rem;
            border-radius: 12px;
            background: var(--brand);
            color: #fff;
            font-weight: 700;
            font-size: .875rem;
            box-shadow: 0 6px 16px rgba(26, 102, 217, .18);
            border: 1px solid transparent;
        }

        .btn-primary:hover {
            background: var(--brand-dark);
            color: #fff;
            box-shadow: 0 10px 22px rgba(26, 102, 217, .24);
            transform: translateY(-2px);
        }

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

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: .5rem;
            min-height: 44px;
            padding: .6rem 1.2rem;
            border-radius: 12px;
            background: #fff;
            color: var(--ink);
            font-weight: 700;
            font-size: .875rem;
            border: 1px solid var(--line);
        }

        .btn-secondary:hover {
            border-color: var(--brand);
            color: var(--brand);
            background: var(--brand-light);
            transform: translateY(-2px);
        }

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

        .btn-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: .45rem;
            min-height: 44px;
            padding: .6rem 1.05rem;
            border-radius: 999px;
            background: var(--brand);
            color: #fff;
            font-size: .875rem;
            font-weight: 700;
            box-shadow: 0 8px 18px rgba(26, 102, 217, .22);
            border: 1px solid transparent;
        }

        .btn-cta:hover {
            background: var(--brand-dark);
            color: #fff;
            box-shadow: 0 12px 26px rgba(26, 102, 217, .28);
            transform: translateY(-2px);
        }

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

        .side-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: 18px;
            box-shadow: var(--shadow-card);
            transition: transform .25s ease, box-shadow .25s ease;
        }

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

        .side-link {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: .75rem;
            padding: .7rem .2rem;
            border-bottom: 1px solid #EEF2F8;
            font-weight: 600;
            color: var(--body);
            font-size: .875rem;
        }

        .side-link:hover {
            color: var(--brand);
        }

        .side-link:last-child {
            border-bottom: 0;
        }

        .category-chip {
            display: inline-flex;
            align-items: center;
            gap: .35rem;
            border-radius: 999px;
            padding: .3rem .8rem;
            background: var(--brand-light);
            color: var(--brand-deeper);
            font-size: .75rem;
            font-weight: 700;
        }

        .category-chip-orange {
            background: #FFF5EB;
            color: #D95D0F;
        }

        .prose-cms {
            color: #46566B;
            font-size: 1.0625rem;
            line-height: 1.9;
            word-break: break-word;
        }

        .prose-cms h2 {
            margin-top: 2.2em;
            margin-bottom: .8em;
            color: #0B1C33;
            font-size: 1.6rem;
            font-weight: 800;
            line-height: 1.4;
            padding-left: .85rem;
            border-left: 4px solid var(--brand);
            border-radius: 2px;
        }

        .prose-cms h3 {
            margin-top: 1.8em;
            margin-bottom: .7em;
            color: #0B1C33;
            font-size: 1.25rem;
            font-weight: 700;
            line-height: 1.5;
        }

        .prose-cms p {
            margin: 1.1em 0;
        }

        .prose-cms ul,
        .prose-cms ol {
            margin: 1.2em 0;
            padding-left: 1.4rem;
        }

        .prose-cms ul {
            list-style: square;
        }

        .prose-cms ol {
            list-style: decimal;
        }

        .prose-cms li {
            margin: .45em 0;
            padding-left: .2rem;
        }

        .prose-cms blockquote {
            margin: 1.5em 0;
            padding: .9rem 1.2rem;
            border-left: 4px solid var(--hot);
            background: var(--hot-light);
            border-radius: 0 12px 12px 0;
            color: #65402A;
        }

        .prose-cms blockquote p {
            margin: .3em 0;
        }

        .prose-cms a {
            color: var(--brand);
            text-decoration: underline;
            text-underline-offset: 3px;
            font-weight: 600;
        }

        .prose-cms a:hover {
            color: var(--brand-deeper);
        }

        .prose-cms img {
            border-radius: 16px;
            margin: 1.8em auto;
            box-shadow: var(--shadow-card);
        }

        .prose-cms hr {
            border: 0;
            border-top: 1px solid var(--line);
            margin: 2em 0;
        }

        .prose-cms strong {
            color: var(--ink);
            font-weight: 700;
        }

        .entry-arrow {
            width: 2rem;
            height: 2rem;
            border-radius: 999px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--brand-light);
            color: var(--brand);
            flex: none;
            transition: background-color .2s ease, color .2s ease, transform .2s ease;
        }

        .entry-card:hover .entry-arrow {
            background: var(--brand);
            color: #fff;
            transform: translateX(3px);
        }

        .entry-card {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            padding: 1rem 1.1rem;
            border-radius: 16px;
            border: 1px solid var(--line);
            background: #fff;
            box-shadow: var(--shadow-card);
            transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
        }

        .entry-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-lg);
            border-color: #C9D6E8;
        }

        @media (max-width: 640px) {
            .prose-cms {
                font-size: 1rem;
            }

            .prose-cms h2 {
                font-size: 1.3rem;
            }

            .prose-cms h3 {
                font-size: 1.12rem;
            }
        }

/* roulang page: category3 */
:root {
    --brand: #1A66D9;
    --brand-dark: #1458BD;
    --brand-deep: #0F4296;
    --brand-light: #EAF2FD;
    --hot: #FF8B38;
    --hot-deep: #F9761D;
    --hot-light: #FFF0E4;
    --canvas: #F5F8FC;
    --white: #FFFFFF;
    --border: #DCE3EF;
    --ink: #0B1C33;
    --text-body: #46566B;
    --text-muted: #667A92;
    --shadow-soft: 0 6px 20px rgba(20,40,70,.06);
    --shadow-lift: 0 16px 36px rgba(20,40,70,.10);
    --radius-card: 1.25rem;
  }

  html {
    scroll-behavior: smooth;
  }

  body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    background-color: var(--canvas);
    color: var(--text-body);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
  }

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

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

  a,
  button {
    transition: all .3s ease;
  }

  button {
    cursor: pointer;
  }

  input,
  textarea {
    font-family: inherit;
  }

  .container-site {
    width: 100%;
    max-width: 80rem;
    margin-right: auto;
    margin-left: auto;
    padding-right: 1rem;
    padding-left: 1rem;
  }

  @media (min-width: 640px) {
    .container-site {
      padding-right: 1.5rem;
      padding-left: 1.5rem;
    }
  }

  @media (min-width: 1024px) {
    .container-site {
      padding-right: 2rem;
      padding-left: 2rem;
    }
  }

  .nav-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 2.5rem;
    padding: .5rem 1.1rem;
    border-radius: 9999px;
    font-size: .95rem;
    font-weight: 600;
    color: #0B1C33;
    background-color: #F1F5FA;
    border: 1px solid transparent;
    text-decoration: none;
    white-space: nowrap;
  }

  .nav-pill i {
    font-size: .85rem;
    display: none;
  }

  .nav-pill:hover {
    background-color: #EAF2FD;
    color: var(--brand-dark);
  }

  .nav-pill:focus-visible,
  .btn-main:focus-visible,
  .btn-ghost:focus-visible {
    outline: 3px solid rgba(26, 102, 217, .35);
    outline-offset: 2px;
  }

  .nav-pill-active {
    background-color: var(--brand);
    color: #fff;
    box-shadow: inset 0 0 0 1px rgba(15, 66, 150, .25);
  }

  .nav-pill-active:hover {
    background-color: var(--brand);
    color: #fff;
  }

  .btn-main {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .5rem;
    min-height: 48px;
    padding: .8rem 1.5rem;
    border-radius: 12px;
    background: var(--brand);
    color: #fff;
    font-weight: 700;
    font-size: .975rem;
    line-height: 1;
    border: 1px solid var(--brand);
    text-decoration: none;
    box-shadow: 0 8px 18px rgba(26, 102, 217, .22);
  }

  .btn-main:hover {
    background: var(--brand-dark);
    border-color: var(--brand-dark);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 14px 28px rgba(26, 102, 217, .28);
  }

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

  .btn-ghost {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .5rem;
    min-height: 48px;
    padding: .8rem 1.5rem;
    border-radius: 12px;
    background: #fff;
    color: #0B1C33;
    font-weight: 700;
    font-size: .975rem;
    border: 1px solid #CFD9E8;
    text-decoration: none;
    box-shadow: 0 4px 10px rgba(20, 40, 70, .04);
  }

  .btn-ghost:hover {
    border-color: var(--brand);
    color: var(--brand-dark);
    background: #F7FAFF;
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(20, 40, 70, .08);
  }

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

  .eyebrow {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    font-size: .8rem;
    font-weight: 800;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--brand-dark);
  }

  .eyebrow i {
    color: var(--hot);
  }

  .section-title {
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    line-height: 1.2;
    font-weight: 800;
    color: var(--ink);
    letter-spacing: -0.01em;
  }

  .section-lead {
    color: var(--text-muted);
    max-width: 42rem;
    font-size: 1.05rem;
  }

  .coupon-card {
    position: relative;
    overflow: hidden;
    background: #fff;
    border-radius: 1.15rem;
    box-shadow: var(--shadow-soft);
    transition: transform .3s ease, box-shadow .3s ease;
  }

  .coupon-card::before {
    content: "";
    position: absolute;
    top: 0;
    right: 2rem;
    left: 2rem;
    height: 3px;
    border-radius: 0 0 6px 6px;
    background: linear-gradient(90deg, var(--brand), var(--hot));
  }

  .coupon-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lift);
  }

  .coupon-perforation {
    border-right: 2px dashed #DCE3EF;
  }

  .voucher-stamp {
    border: 2px solid var(--hot);
    color: var(--hot-deep);
    border-radius: .5rem;
    font-size: .75rem;
    font-weight: 700;
    padding: .2rem .7rem;
    letter-spacing: .08em;
    transform: rotate(6deg);
  }

  .number-chip {
    display: grid;
    height: 2.6rem;
    width: 2.6rem;
    place-items: center;
    border-radius: .85rem;
    background: var(--brand-light);
    color: var(--brand);
    font-weight: 800;
    font-size: 1.05rem;
  }

  .dot-icon {
    display: grid;
    height: 2rem;
    width: 2rem;
    place-items: center;
    border-radius: 50%;
    background: #EFF5FF;
    color: var(--brand);
    font-size: .85rem;
  }

  .faq-details {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 1.1rem;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(20, 40, 70, .04);
    transition: box-shadow .3s ease;
  }

  .faq-details[open] {
    box-shadow: var(--shadow-soft);
  }

  .faq-details summary {
    list-style: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 1rem;
    justify-content: space-between;
    padding: 1.2rem 1.5rem;
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--ink);
  }

  .faq-details summary::-webkit-details-marker {
    display: none;
  }

  .faq-details summary i {
    flex: none;
    width: 1.5rem;
    height: 1.5rem;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: var(--brand-light);
    color: var(--brand);
    font-size: .8rem;
    transition: transform .3s ease, background .3s ease;
  }

  .faq-details[open] summary i {
    transform: rotate(180deg);
    background: var(--brand);
    color: #fff;
  }

  .no-scrollbar {
    -ms-overflow-style: none;
    scrollbar-width: none;
  }

  .no-scrollbar::-webkit-scrollbar {
    display: none;
  }

  .mobile-drawer {
    position: fixed;
    inset: 0 0 0 auto;
    z-index: 80;
    width: min(20rem, 86vw);
    background: #fff;
    transform: translateX(100%);
    visibility: hidden;
    transition: transform .3s ease, visibility .3s;
    border-left: 1px solid var(--border);
    box-shadow: -12px 0 40px rgba(20, 40, 70, .12);
  }

  .mobile-drawer.open {
    transform: translateX(0);
    visibility: visible;
  }

  @media (min-width:1024px) {
    .mobile-drawer {
      display: none;
    }
  }

  .drawer-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(11, 28, 51, .45);
    z-index: 70;
    opacity: 0;
    visibility: hidden;
    backdrop-filter: blur(2px);
    transition: opacity .3s ease, visibility .3s;
  }

  .drawer-backdrop.open {
    opacity: 1;
    visibility: visible;
  }

  .prose-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 1.25rem;
    box-shadow: var(--shadow-soft);
  }

  .step-line {
    position: relative;
  }

  .step-line::after {
    content: "";
    position: absolute;
    top: 3.5rem;
    bottom: -1rem;
    left: 1.3rem;
    width: 2px;
    background: linear-gradient(to bottom, #D7E6FA, #EAF2FD);
  }

  @media (min-width: 768px) {
    .step-line::after {
      display: none;
    }
  }

  @media (max-width: 640px) {
    .coupon-perforation {
      border-right: 0;
      border-bottom: 2px dashed #DCE3EF;
    }
  }

/* roulang page: category2 */
:root {
            --brand: #1A66D9;
            --brand-dark: #1458BD;
            --brand-deeper: #0F4296;
            --brand-soft: #EAF2FD;
            --hot: #FF8B38;
            --hot-dark: #F9761D;
            --hot-soft: #FFF0E4;
            --ink: #0B1C33;
            --body: #46566B;
            --mute: #667A92;
            --line: #DCE3EF;
            --page-bg: #F5F8FC;
            --card-bg: #FFFFFF;
            --shadow-sm: 0 6px 20px rgba(20, 40, 70, .06);
            --shadow-md: 0 16px 36px rgba(20, 40, 70, .10);
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            color: var(--ink);
            background: var(--page-bg);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

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

        img {
            max-width: 100%;
            height: auto;
        }

        button,
        input,
        select,
        textarea {
            font: inherit;
        }

        ::selection {
            background: var(--brand-soft);
            color: var(--ink);
        }

        .nav-pill {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: .4rem;
            min-height: 2.5rem;
            padding: .5rem .9rem;
            border-radius: 9999px;
            font-size: .9rem;
            font-weight: 600;
            color: var(--ink);
            transition: background-color .25s ease, color .25s ease, box-shadow .25s ease;
        }

        .nav-pill:hover {
            background: var(--brand-soft);
            color: var(--brand-dark);
        }

        .nav-pill:focus-visible {
            outline: 2px solid var(--brand);
            outline-offset: 2px;
        }

        .nav-pill-active {
            background: var(--brand);
            color: #fff;
            box-shadow: 0 6px 16px rgba(26, 102, 217, .16);
        }

        .nav-pill-active:hover {
            background: var(--brand-dark);
            color: #fff;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: .5rem;
            min-height: 44px;
            padding: .65rem 1.25rem;
            border-radius: .8rem;
            border: 1px solid transparent;
            font-size: .95rem;
            font-weight: 700;
            line-height: 1;
            cursor: pointer;
            transition: background-color .25s ease, border-color .25s ease, color .25s ease, transform .25s ease, box-shadow .25s ease;
        }

        .btn:focus-visible {
            outline: 3px solid rgba(26, 102, 217, .35);
            outline-offset: 2px;
        }

        .btn-primary {
            background: var(--brand);
            color: #fff;
            box-shadow: 0 8px 18px rgba(26, 102, 217, .18);
        }

        .btn-primary:hover {
            background: var(--brand-dark);
            transform: translateY(-2px);
            box-shadow: 0 12px 24px rgba(26, 102, 217, .24);
        }

        .btn-primary:active {
            background: var(--brand-deeper);
            transform: translateY(0);
        }

        .btn-secondary {
            background: rgba(255, 255, 255, .96);
            color: var(--brand-dark);
            border-color: var(--line);
        }

        .btn-secondary:hover {
            border-color: var(--brand);
            background: var(--brand-soft);
            transform: translateY(-2px);
        }

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

        .btn-lg {
            min-height: 54px;
            padding: .9rem 1.6rem;
            border-radius: .95rem;
        }

        .btn-glow-dark {
            background: #fff;
            color: var(--brand-deeper);
        }

        .btn-glow-dark:hover {
            background: var(--brand-soft);
            color: var(--brand-deeper);
            transform: translateY(-2px);
        }

        .btn-outline-light {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, .55);
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, .12);
            border-color: #fff;
        }

        .mobile-nav-link {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            border-radius: .8rem;
            padding: .8rem 1rem;
            font-size: .95rem;
            font-weight: 600;
            color: var(--ink);
            background: #fff;
            border: 1px solid var(--line);
            transition: background-color .25s ease, color .25s ease, border-color .25s ease;
        }

        .mobile-nav-link:hover {
            background: var(--brand-soft);
            color: var(--brand-dark);
            border-color: var(--brand);
        }

        .mobile-cta-link {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 100%;
            border-radius: .8rem;
            padding: .85rem 1rem;
            font-size: .95rem;
            font-weight: 700;
            color: #fff;
            background: var(--brand);
        }

        .mobile-cta-link:hover {
            background: var(--brand-dark);
        }

        .hero-line {
            background: linear-gradient(100deg, rgba(11, 28, 51, .95) 0%, rgba(13, 32, 60, .78) 45%, rgba(26, 102, 217, .34) 100%);
        }

        .badge-soft {
            display: inline-flex;
            align-items: center;
            gap: .4rem;
            border-radius: 9999px;
            padding: .35rem .75rem;
            font-size: .78rem;
            font-weight: 700;
            background: var(--hot-soft);
            color: var(--hot-dark);
        }

        .topic-row {
            transition: background-color .25s ease, transform .25s ease, box-shadow .25s ease;
        }

        .topic-row:hover {
            background: #fff;
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(11, 28, 51, .08);
        }

        .icon-media {
            display: grid;
            place-items: center;
            width: 44px;
            height: 44px;
            border-radius: .9rem;
            background: var(--brand-soft);
            color: var(--brand);
            flex-shrink: 0;
        }

        .icon-media-hot {
            background: var(--hot-soft);
            color: var(--hot-dark);
        }

        .guide-num {
            display: grid;
            place-items: center;
            width: 38px;
            height: 38px;
            border-radius: 9999px;
            background: var(--brand-soft);
            color: var(--brand-dark);
            font-weight: 800;
            font-size: .95rem;
        }

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

        .cover-shadow-hover {
            transition: transform .3s ease, box-shadow .3s ease;
        }

        .cover-shadow-hover:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }

        .faq-card {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 1.25rem;
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: box-shadow .25s ease, border-color .25s ease;
        }

        .faq-card[open] {
            border-color: rgba(26, 102, 217, .45);
            box-shadow: var(--shadow-md);
        }

        .faq-card summary {
            list-style: none;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            padding: 1.4rem 1.5rem;
            font-weight: 700;
            color: var(--ink);
            font-size: 1rem;
        }

        .faq-card summary::-webkit-details-marker {
            display: none;
        }

        .faq-card summary:focus-visible {
            outline: 3px solid rgba(26, 102, 217, .35);
            outline-offset: -2px;
            border-radius: 1.25rem;
        }

        .faq-toggle {
            display: grid;
            place-items: center;
            width: 28px;
            height: 28px;
            border-radius: 9999px;
            background: var(--brand-soft);
            color: var(--brand-dark);
            flex-shrink: 0;
            transition: background-color .25s ease, color .25s ease, transform .25s ease;
        }

        .faq-card[open] .faq-toggle {
            background: var(--brand);
            color: #fff;
            transform: rotate(45deg);
        }

        .faq-answer {
            padding: 0 1.5rem 1.4rem;
            color: var(--body);
            line-height: 1.85;
            font-size: .95rem;
        }

        .faq-answer strong {
            color: var(--ink);
        }

        .hide-scrollbar {
            scrollbar-width: none;
        }

        .hide-scrollbar::-webkit-scrollbar {
            display: none;
        }

        .segment-dot {
            width: 8px;
            height: 8px;
            border-radius: 9999px;
            background: var(--hot);
        }

        .footer-link {
            transition: color .25s ease;
        }

        .footer-link:hover {
            color: #fff;
        }

/* roulang page: category4 */
:root {
      --brand: #1A66D9;
      --brand-dark: #1458BD;
      --brand-deep: #0F4296;
      --brand-light: #EAF2FD;
      --hot: #FF8B38;
      --hot-dark: #F9761D;
      --hot-light: #FFF0E4;
      --page: #F5F8FC;
      --card: #FFFFFF;
      --stroke: #DCE3EF;
      --title: #0B1C33;
      --body: #46566B;
      --muted: #667A92;
      --shadow-card: 0 6px 20px rgba(20, 40, 70, .06);
      --shadow-hover: 0 16px 36px rgba(20, 40, 70, .10);
      --radius-btn: 12px;
      --radius-card: 18px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
      background: #F5F8FC;
      color: #46566B;
      line-height: 1.7;
      -webkit-font-smoothing: antialiased;
    }

    h1,
    h2,
    h3,
    h4 {
      color: #0B1C33;
    }

    a,
    button,
    summary {
      transition: color .2s ease, background-color .2s ease, border-color .2s ease, box-shadow .2s ease, transform .2s ease, opacity .2s ease;
    }

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

    a:focus-visible,
    button:focus-visible,
    summary:focus-visible {
      outline: 3px solid rgba(26, 102, 217, .30);
      outline-offset: 2px;
      border-radius: 8px;
    }

    ::selection {
      background: #EAF2FD;
      color: #1458BD;
    }

    .nav-pill {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      white-space: nowrap;
      min-height: 40px;
      padding: .45rem .9rem;
      border-radius: 999px;
      font-size: .875rem;
      font-weight: 700;
      color: #0B1C33;
      line-height: 1;
    }

    .nav-pill:hover {
      background: #EAF2FD;
      color: #1458BD;
    }

    .nav-pill-active {
      background: #EAF2FD;
      color: #1458BD;
      box-shadow: inset 0 0 0 1px rgba(26, 102, 217, .15);
    }

    .btn-primary {
      min-height: 46px;
      padding: .75rem 1.25rem;
      border-radius: 12px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: .5rem;
      background: #1A66D9;
      color: #fff;
      font-weight: 700;
      line-height: 1;
      border: 1px solid transparent;
      box-shadow: 0 8px 20px rgba(26, 102, 217, .18);
    }

    .btn-primary:hover {
      background: #1458BD;
      transform: translateY(-2px);
      box-shadow: 0 14px 28px rgba(26, 102, 217, .24);
      color: #fff;
    }

    .btn-primary:active {
      transform: translateY(0);
      box-shadow: 0 4px 12px rgba(26, 102, 217, .18);
    }

    .btn-ghost {
      min-height: 46px;
      padding: .75rem 1.25rem;
      border-radius: 12px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: .5rem;
      border: 1px solid rgba(255, 255, 255, .30);
      color: #fff;
      font-weight: 700;
      background: transparent;
      line-height: 1;
    }

    .btn-ghost:hover {
      background: rgba(255, 255, 255, .12);
      border-color: rgba(255, 255, 255, .55);
      color: #fff;
    }

    .mobile-nav-link {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: .75rem;
      width: 100%;
      padding: .8rem 1rem;
      border-radius: .75rem;
      font-weight: 700;
      color: #0B1C33;
      background: #fff;
      border: 1px solid transparent;
    }

    .mobile-nav-link:hover {
      background: #EAF2FD;
      color: #1458BD;
    }

    .mobile-nav-link.active {
      background: #EAF2FD;
      color: #1458BD;
      border-color: rgba(26, 102, 217, .18);
    }

    .mobile-cta {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 100%;
      min-height: 48px;
      padding: .8rem 1rem;
      border-radius: .8rem;
      background: #1A66D9;
      color: #fff;
      font-weight: 800;
      box-shadow: 0 8px 20px rgba(26, 102, 217, .18);
    }

    .mobile-cta:hover {
      background: #1458BD;
      color: #fff;
    }

    .faq-section {
      scroll-margin-top: 110px;
    }

    .faq-item {
      background: #fff;
      border: 1px solid #DCE3EF;
      border-radius: 16px;
      overflow: hidden;
      box-shadow: 0 1px 3px rgba(20, 40, 70, .03);
      transition: border-color .2s, box-shadow .2s;
    }

    .faq-item+.faq-item {
      margin-top: .75rem;
    }

    .faq-item[open] {
      border-color: rgba(26, 102, 217, .35);
      box-shadow: 0 6px 20px rgba(20, 40, 70, .06);
    }

    .faq-item summary {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 12px;
      list-style: none;
      cursor: pointer;
      padding: 1.1rem 1.2rem;
      font-weight: 700;
      color: #0B1C33;
      line-height: 1.6;
    }

    .faq-item summary::-webkit-details-marker {
      display: none;
    }

    .faq-item summary::marker {
      display: none;
    }

    .faq-item summary:hover {
      color: #1458BD;
    }

    .faq-icon {
      flex-shrink: 0;
      display: grid;
      width: 28px;
      height: 28px;
      place-items: center;
      border-radius: 999px;
      background: #EAF2FD;
      color: #1458BD;
      font-size: 20px;
      font-weight: 300;
      line-height: 1;
      transition: transform .2s ease, background .2s ease;
    }

    .faq-item[open] .faq-icon {
      transform: rotate(45deg);
      background: #1A66D9;
      color: #fff;
    }

    .faq-content {
      padding: .25rem 1.2rem 1.25rem;
      color: #46566B;
      line-height: 1.9;
      font-size: .9375rem;
      border-top: 1px solid #F0F4FA;
      margin-left: 1.2rem;
      margin-right: 1.2rem;
      margin-bottom: 1rem;
      padding-left: 0;
      padding-right: 0;
    }

    .question-chip {
      display: inline-flex;
      align-items: center;
      gap: .4rem;
      border-radius: 999px;
      border: 1px solid rgba(255, 255, 255, .18);
      padding: .3rem .8rem;
      font-size: .8125rem;
      font-weight: 500;
      color: rgba(255, 255, 255, .9);
      background: transparent;
    }

    .question-chip:hover {
      background: rgba(255, 255, 255, .14);
      color: #fff;
    }

    .form-input,
    .form-select,
    .form-textarea {
      width: 100%;
      min-height: 46px;
      border-radius: 12px;
      border: 1px solid #DCE3EF;
      background: #fff;
      padding: .65rem .9rem;
      font-size: .925rem;
      color: #0B1C33;
      transition: border-color .2s ease, box-shadow .2s ease;
    }

    .form-input::placeholder,
    .form-textarea::placeholder {
      color: #9AA7B8;
    }

    .form-input:focus,
    .form-select:focus,
    .form-textarea:focus {
      border-color: #1A66D9;
      box-shadow: 0 0 0 3px rgba(26, 102, 217, .14);
      outline: none;
    }

    .form-select {
      appearance: none;
      background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 20 20' fill='%23667A92' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath fill-rule='evenodd' d='M5.23 7.21a.75.75 0 011.06.02L10 11.17l3.71-3.94a.75.75 0 111.08 1.04l-4.25 4.5a.75.75 0 01-1.08 0l-4.25-4.5a.75.75 0 01.02-1.06z' clip-rule='evenodd'/%3E%3C/svg%3E");
      background-position: right .8rem center;
      background-size: 1.1rem;
      background-repeat: no-repeat;
      padding-right: 2.6rem;
    }

    .step-number {
      flex-shrink: 0;
      display: grid;
      width: 2.25rem;
      height: 2.25rem;
      place-items: center;
      border-radius: .75rem;
      background: #1A66D9;
      color: #fff;
      font-weight: 800;
      font-size: .9375rem;
      box-shadow: 0 8px 18px rgba(26, 102, 217, .20);
    }

    .soft-card-link {
      display: block;
      border: 1px solid #DCE3EF;
      background: #fff;
      border-radius: 18px;
      padding: 1.5rem;
      box-shadow: 0 6px 20px rgba(20, 40, 70, .05);
      transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
    }

    .soft-card-link:hover {
      transform: translateY(-4px);
      border-color: rgba(26, 102, 217, .28);
      box-shadow: 0 16px 36px rgba(20, 40, 70, .10);
    }

    .faq-jump-link {
      display: flex;
      align-items: center;
      gap: .5rem;
      padding: .65rem .8rem;
      border-radius: .65rem;
      font-weight: 600;
      color: #0B1C33;
    }

    .faq-jump-link:hover {
      background: #fff;
      color: #1458BD;
    }

    @media (max-width: 640px) {
      .btn-primary {
        padding-left: 1rem;
        padding-right: 1rem;
        font-size: .875rem;
      }
    }

    @media (prefers-reduced-motion: reduce) {
      * {
        scroll-behavior: auto !important;
        transition: none !important;
      }
    }