:root {
      --primary: #8E00FF;
      --primary-strong: #7400D4;
      --primary-deep: #25003F;
      --primary-ink: #160125;
      --accent: #FFB44A;
      --accent-soft: #FFF0D8;
      --mint: #A8F5D1;
      --ink: #130E1E;
      --muted: #655D75;
      --quiet: #8A8298;
      --canvas: #F7F4FB;
      --surface: #FFFFFF;
      --surface-alt: #FCFAFF;
      --line: #E4DDF0;
      --line-strong: #CFC2E3;
      --shadow-sm: 0 8px 24px rgba(27, 8, 48, 0.07);
      --shadow-lg: 0 26px 70px rgba(30, 5, 54, 0.16);
      --radius-sm: 14px;
      --radius-md: 22px;
      --radius-lg: 34px;
      --container: 1240px;
      --font: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
    }

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

    html {
      scroll-behavior: smooth;
      scroll-padding-top: 24px;
    }

    body {
      margin: 0;
      color: var(--ink);
      background:
        radial-gradient(circle at 10% 8%, rgba(142, 0, 255, 0.065), transparent 28rem),
        linear-gradient(180deg, #FFFFFF 0%, var(--canvas) 100%);
      font-family: var(--font);
      font-size: 16px;
      line-height: 1.7;
      -webkit-font-smoothing: antialiased;
      text-rendering: optimizeLegibility;
    }

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

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

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

    button {
      cursor: pointer;
    }

    ::selection {
      color: #FFFFFF;
      background: var(--primary);
    }

    .skip-link {
      position: fixed;
      top: 12px;
      left: 12px;
      z-index: 9999;
      padding: 10px 14px;
      color: #FFFFFF;
      background: var(--primary-deep);
      border-radius: 10px;
      transform: translateY(-150%);
      transition: transform 160ms ease;
    }

    .skip-link:focus {
      transform: translateY(0);
    }

    .container {
      width: min(calc(100% - 40px), var(--container));
      margin-inline: auto;
    }

    .btn {
      display: inline-flex;
      min-height: 50px;
      align-items: center;
      justify-content: center;
      gap: 10px;
      padding: 12px 19px;
      border: 1px solid transparent;
      border-radius: 999px;
      font-size: 14px;
      font-weight: 800;
      line-height: 1.2;
      letter-spacing: -0.01em;
      transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease, border-color 160ms ease;
    }

    .btn:hover {
      transform: translateY(-2px);
    }

    .btn:focus-visible,
    .faq-question:focus-visible,
    .toc a:focus-visible {
      outline: 3px solid rgba(255, 180, 74, 0.85);
      outline-offset: 3px;
    }

    .btn-primary {
      color: #FFFFFF;
      background: var(--primary);
      box-shadow: 0 12px 28px rgba(142, 0, 255, 0.25);
    }

    .btn-primary:hover {
      background: var(--primary-strong);
      box-shadow: 0 15px 32px rgba(142, 0, 255, 0.31);
    }

    .btn-light {
      color: var(--primary-deep);
      background: #FFFFFF;
      box-shadow: 0 12px 28px rgba(12, 2, 25, 0.14);
    }

    .btn-glass {
      color: #FFFFFF;
      border-color: rgba(255, 255, 255, 0.25);
      background: rgba(255, 255, 255, 0.08);
    }

    .btn-sm {
      min-height: 42px;
      padding: 10px 16px;
      font-size: 13px;
    }

    .arrow {
      font-size: 17px;
      line-height: 1;
      transition: transform 160ms ease;
    }

    .btn:hover .arrow {
      transform: translateX(3px);
    }

    main {
      display: block;
    }

    .hero {
      padding: 38px 0 24px;
    }

    .hero-panel {
      position: relative;
      isolation: isolate;
      overflow: hidden;
      min-height: 440px;
      padding: clamp(34px, 5vw, 72px);
      color: #FFFFFF;
      background:
        radial-gradient(circle at 85% 16%, rgba(255, 180, 74, 0.27), transparent 17rem),
        radial-gradient(circle at 64% 110%, rgba(142, 0, 255, 0.58), transparent 32rem),
        linear-gradient(135deg, #160125 0%, #31005D 48%, #6300B6 100%);
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-lg);
    }

    .hero-panel::before {
      content: "";
      position: absolute;
      inset: 0;
      z-index: -1;
      opacity: 0.17;
      background-image:
        linear-gradient(rgba(255, 255, 255, 0.17) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.17) 1px, transparent 1px);
      background-size: 44px 44px;
      mask-image: linear-gradient(to bottom, #000 0%, transparent 76%);
      -webkit-mask-image: linear-gradient(to bottom, #000 0%, transparent 76%);
    }

    .hero-panel::after {
      content: "";
      position: absolute;
      right: -110px;
      bottom: -150px;
      z-index: -1;
      width: 430px;
      height: 430px;
      border: 78px solid rgba(255, 255, 255, 0.06);
      border-radius: 50%;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: minmax(0, 1fr);
      gap: 0;
      align-items: center;
      max-width: 920px;
    }



    .hero h1 {
      max-width: 860px;
      margin: 0;
      font-size: clamp(42px, 5.4vw, 70px);
      font-weight: 850;
      line-height: 0.98;
      letter-spacing: -0.055em;
    }

    .hero h1 .accent-line {
      display: block;
      width: fit-content;
      margin-top: 4px;
      color: var(--accent);
      background: linear-gradient(90deg, rgba(255, 180, 74, 0.22), rgba(255, 180, 74, 0));
      border-radius: 8px;
    }

    .hero-copy {
      max-width: 720px;
      margin: 22px 0 0;
      color: rgba(255, 255, 255, 0.79);
      font-size: clamp(17px, 1.8vw, 20px);
      line-height: 1.65;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 26px;
    }


    .brief-card {
      position: relative;
      padding: 26px;
      border: 1px solid rgba(255, 255, 255, 0.19);
      border-radius: 26px;
      background: linear-gradient(145deg, rgba(255, 255, 255, 0.15), rgba(255, 255, 255, 0.065));
      box-shadow: 0 24px 60px rgba(10, 0, 20, 0.28);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
    }

    .brief-card::before {
      content: "";
      position: absolute;
      top: -1px;
      right: 28px;
      left: 28px;
      height: 3px;
      border-radius: 0 0 999px 999px;
      background: linear-gradient(90deg, transparent, var(--accent), transparent);
    }

    .brief-card-kicker {
      margin: 0 0 8px;
      color: rgba(255, 255, 255, 0.57);
      font-size: 11px;
      font-weight: 850;
      letter-spacing: 0.13em;
      text-transform: uppercase;
    }

    .brief-card h2 {
      margin: 0;
      font-size: 24px;
      line-height: 1.25;
      letter-spacing: -0.025em;
    }

    .brief-list {
      display: grid;
      gap: 12px;
      margin: 22px 0 0;
      padding: 0;
      list-style: none;
    }

    .brief-list li {
      display: grid;
      grid-template-columns: 32px 1fr;
      gap: 12px;
      align-items: start;
      color: rgba(255, 255, 255, 0.82);
      font-size: 14px;
      line-height: 1.45;
    }

    .brief-num {
      width: 32px;
      height: 32px;
      display: grid;
      place-items: center;
      color: var(--primary-deep);
      background: var(--accent);
      border-radius: 10px;
      font-size: 12px;
      font-weight: 900;
    }

    .brief-stats {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 12px;
      margin-top: 22px;
    }

    .brief-stat {
      padding: 15px;
      border: 1px solid rgba(255, 255, 255, 0.13);
      border-radius: 16px;
      background: rgba(13, 0, 25, 0.18);
    }

    .brief-stat strong {
      display: block;
      color: #FFFFFF;
      font-size: 21px;
      line-height: 1.1;
      letter-spacing: -0.03em;
    }

    .brief-stat span {
      display: block;
      margin-top: 5px;
      color: rgba(255, 255, 255, 0.58);
      font-size: 11px;
      line-height: 1.35;
    }

    /* Allow the left TOC to remain sticky inside the live theme wrapper. */
    .article_content.editor_txt {
      overflow: visible !important;
    }

    .content-layout {
      width: min(calc(100% - 40px), var(--container));
      margin: 0 auto;
      display: grid;
      grid-template-columns: 248px minmax(0, 1fr);
      gap: clamp(38px, 5vw, 74px);
      align-items: start;
    }

    .toc {
      position: sticky;
      top: 24px;
      align-self: start;
      padding: 23px 0 10px;
    }

    .toc-label {
      margin: 0 0 12px;
      color: var(--quiet);
      font-size: 11px;
      font-weight: 850;
      letter-spacing: 0.14em;
      text-transform: uppercase;
    }

    .toc nav {
      display: grid;
      gap: 3px;
    }

    .toc a {
      display: grid;
      grid-template-columns: 30px 1fr;
      gap: 8px;
      align-items: start;
      padding: 8px 9px;
      color: #696177;
      border-radius: 11px;
      font-size: 13px;
      font-weight: 650;
      line-height: 1.35;
      transition: color 150ms ease, background 150ms ease;
    }

    .toc a:hover,
    .toc a.is-active {
      color: var(--primary-strong);
      background: rgba(142, 0, 255, 0.07);
    }

    .toc-index {
      color: var(--primary);
      font-size: 11px;
      font-weight: 900;
      letter-spacing: 0.05em;
    }

    .content-main {
      min-width: 0;
    }

    .guide-section {
      padding: clamp(52px, 7vw, 84px) 0;
      border-top: 1px solid var(--line);
      scroll-margin-top: 24px;
    }

    .guide-section:first-child {
      border-top: 0;
    }

    .section-heading {
      display: grid;
      grid-template-columns: 52px minmax(0, 1fr);
      gap: 18px;
      align-items: start;
      margin-bottom: 30px;
    }

    .section-number {
      width: 52px;
      height: 52px;
      display: grid;
      place-items: center;
      color: #FFFFFF;
      background: var(--primary);
      border-radius: 16px;
      box-shadow: 0 12px 28px rgba(142, 0, 255, 0.20);
      font-size: 13px;
      font-weight: 900;
      letter-spacing: 0.04em;
    }

    .section-heading h2 {
      margin: 0;
      font-size: clamp(30px, 4vw, 46px);
      font-weight: 850;
      line-height: 1.08;
      letter-spacing: -0.045em;
    }

    .section-heading p {
      max-width: 790px;
      margin: 12px 0 0;
      color: var(--muted);
      font-size: 17px;
      line-height: 1.72;
    }

    .lede {
      max-width: 850px;
      margin: 0 0 28px;
      color: var(--muted);
      font-size: 18px;
      line-height: 1.72;
    }

    .lede strong,
    .section-heading p strong {
      color: var(--ink);
    }

    .check-note,
    .callout {
      display: grid;
      grid-template-columns: 26px minmax(0, 1fr);
      gap: 13px;
      align-items: start;
      margin: 26px 0;
      padding: 18px 20px;
      border-radius: 16px;
      font-size: 14px;
      line-height: 1.65;
    }

    .check-note {
      border: 1px solid rgba(142, 0, 255, 0.16);
      background: rgba(142, 0, 255, 0.055);
    }

    .check-note svg,
    .callout svg {
      margin-top: 2px;
    }

    .callout {
      border: 1px solid #F0D7A7;
      background: var(--accent-soft);
    }

    .check-note strong,
    .callout strong {
      color: var(--ink);
    }

    .cards-3,
    .cards-2 {
      display: grid;
      gap: 18px;
      margin-top: 28px;
    }

    .cards-3 {
      grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .cards-2 {
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .info-card {
      min-width: 0;
      padding: 24px;
      border: 1px solid var(--line);
      border-radius: var(--radius-md);
      background: var(--surface);
      box-shadow: var(--shadow-sm);
    }

    .info-card .icon-box {
      width: 46px;
      height: 46px;
      display: grid;
      place-items: center;
      margin-bottom: 18px;
      color: var(--primary);
      border-radius: 14px;
      background: rgba(142, 0, 255, 0.08);
    }

    .info-card h3 {
      margin: 0;
      font-size: 19px;
      line-height: 1.3;
      letter-spacing: -0.02em;
    }

    .info-card p {
      margin: 10px 0 0;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.65;
    }

    .table-wrap {
      overflow-x: auto;
      margin-top: 28px;
      border: 1px solid var(--line);
      border-radius: 20px;
      background: #FFFFFF;
      box-shadow: var(--shadow-sm);
    }

    table {
      width: 100%;
      min-width: 760px;
      border-collapse: collapse;
      font-size: 14px;
      line-height: 1.55;
    }

    caption {
      padding: 18px 20px 0;
      color: var(--muted);
      text-align: left;
    }

    th,
    td {
      padding: 16px 18px;
      vertical-align: top;
      border-bottom: 1px solid var(--line);
      text-align: left;
    }

    th {
      color: #FFFFFF;
      background: var(--primary-deep);
      font-size: 12px;
      font-weight: 850;
      letter-spacing: 0.04em;
      text-transform: uppercase;
    }

    tbody tr:last-child td {
      border-bottom: 0;
    }

    tbody tr:nth-child(even) {
      background: #FCFAFF;
    }

    td strong {
      color: var(--ink);
    }

    td small {
      display: block;
      margin-top: 4px;
      color: var(--quiet);
      font-size: 12px;
    }

    .product-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 14px;
      margin-top: 28px;
    }

    .product-card {
      position: relative;
      min-height: 156px;
      padding: 22px;
      overflow: hidden;
      border: 1px solid var(--line);
      border-radius: 19px;
      background: #FFFFFF;
      box-shadow: var(--shadow-sm);
      transition: transform 170ms ease, border-color 170ms ease, box-shadow 170ms ease;
    }

    .product-card:hover {
      transform: translateY(-3px);
      border-color: rgba(142, 0, 255, 0.35);
      box-shadow: 0 16px 34px rgba(42, 4, 77, 0.11);
    }

    .product-card::after {
      content: "";
      position: absolute;
      right: -30px;
      bottom: -44px;
      width: 104px;
      height: 104px;
      border: 22px solid rgba(142, 0, 255, 0.055);
      border-radius: 50%;
    }

    .product-card > span:first-child {
      position: relative;
      z-index: 1;
      display: block;
      color: var(--quiet);
      font-size: 11px;
      font-weight: 850;
      letter-spacing: 0.09em;
      text-transform: uppercase;
    }

    .product-card h3 {
      position: relative;
      z-index: 1;
      margin: 7px 0 0;
      font-size: 19px;
      line-height: 1.25;
      letter-spacing: -0.025em;
    }

    .product-card p {
      position: relative;
      z-index: 1;
      margin: 9px 0 0;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.55;
    }

    .product-card .go {
      position: relative;
      z-index: 1;
      display: inline-flex;
      align-items: center;
      gap: 5px;
      margin-top: 14px;
      color: var(--primary-strong);
      font-size: 12px;
      font-weight: 850;
      text-decoration: none;
    }

    .product-card .go span {
      display: inline;
      color: inherit;
      font-size: inherit;
      letter-spacing: 0;
      text-transform: none;
    }

    .product-card .go:focus-visible {
      outline: 3px solid rgba(142, 0, 255, 0.25);
      outline-offset: 4px;
      border-radius: 4px;
    }

    .process {
      display: grid;
      grid-template-columns: repeat(5, minmax(0, 1fr));
      gap: 12px;
      margin-top: 30px;
    }

    .process-step {
      position: relative;
      padding: 21px 18px;
      border: 1px solid var(--line);
      border-radius: 18px;
      background: #FFFFFF;
    }

    .process-step:not(:last-child)::after {
      content: "";
      position: absolute;
      top: 35px;
      right: -13px;
      width: 14px;
      height: 2px;
      background: var(--line-strong);
    }

    .process-step b {
      display: block;
      color: var(--primary);
      font-size: 12px;
      letter-spacing: 0.05em;
    }

    .process-step h3 {
      margin: 8px 0 0;
      font-size: 16px;
      line-height: 1.3;
      letter-spacing: -0.015em;
    }

    .process-step p {
      margin: 9px 0 0;
      color: var(--muted);
      font-size: 12px;
      line-height: 1.55;
    }

    .policy-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 16px;
      margin-top: 28px;
    }

    .policy-card {
      padding: 23px;
      border: 1px solid var(--line);
      border-radius: 19px;
      background: #FFFFFF;
      box-shadow: var(--shadow-sm);
    }

    .policy-card h3 {
      display: flex;
      align-items: center;
      gap: 10px;
      margin: 0;
      font-size: 18px;
      letter-spacing: -0.018em;
    }

    .policy-card h3 span {
      width: 9px;
      height: 9px;
      flex: 0 0 auto;
      border-radius: 50%;
      background: var(--accent);
      box-shadow: 0 0 0 5px rgba(255, 180, 74, 0.16);
    }

    .policy-card ul,
    .clean-list {
      margin: 14px 0 0;
      padding: 0;
      list-style: none;
    }

    .policy-card li,
    .clean-list li {
      position: relative;
      padding-left: 20px;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.65;
    }

    .policy-card li + li,
    .clean-list li + li {
      margin-top: 8px;
    }

    .policy-card li::before,
    .clean-list li::before {
      content: "";
      position: absolute;
      top: 0.7em;
      left: 0;
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--primary);
    }

    .timeline {
      position: relative;
      display: grid;
      gap: 15px;
      margin-top: 28px;
      padding-left: 28px;
    }

    .timeline::before {
      content: "";
      position: absolute;
      top: 10px;
      bottom: 10px;
      left: 7px;
      width: 2px;
      background: linear-gradient(var(--primary), rgba(142, 0, 255, 0.08));
    }

    .timeline-item {
      position: relative;
      padding: 20px 22px;
      border: 1px solid var(--line);
      border-radius: 18px;
      background: #FFFFFF;
      box-shadow: var(--shadow-sm);
    }

    .timeline-item::before {
      content: "";
      position: absolute;
      top: 25px;
      left: -28px;
      width: 16px;
      height: 16px;
      border: 4px solid #FFFFFF;
      border-radius: 50%;
      background: var(--primary);
      box-shadow: 0 0 0 1px var(--primary);
    }

    .timeline-item h3 {
      margin: 0;
      font-size: 18px;
      letter-spacing: -0.02em;
    }

    .timeline-item p {
      margin: 8px 0 0;
      color: var(--muted);
      font-size: 14px;
    }

    .badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      margin-left: 8px;
      padding: 4px 8px;
      color: #5D3D00;
      border: 1px solid #EEC779;
      border-radius: 999px;
      background: #FFF4DF;
      font-size: 10px;
      font-weight: 850;
      line-height: 1;
      letter-spacing: 0.03em;
      text-transform: uppercase;
      vertical-align: middle;
    }

    .document-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 14px;
      margin-top: 28px;
    }

    .document-item {
      display: grid;
      grid-template-columns: 44px minmax(0, 1fr);
      gap: 14px;
      padding: 19px;
      border: 1px solid var(--line);
      border-radius: 17px;
      background: #FFFFFF;
    }

    .document-item .file-mark {
      width: 44px;
      height: 52px;
      display: grid;
      place-items: center;
      color: var(--primary-strong);
      border: 1px solid rgba(142, 0, 255, 0.2);
      border-radius: 8px 14px 8px 8px;
      background: rgba(142, 0, 255, 0.06);
      font-size: 10px;
      font-weight: 900;
      letter-spacing: 0.05em;
    }

    .document-item h3 {
      margin: 0;
      font-size: 16px;
      line-height: 1.35;
    }

    .document-item p {
      margin: 7px 0 0;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.55;
    }

    .term-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 16px;
      margin-top: 28px;
    }

    .term-card {
      padding: 23px;
      border: 1px solid var(--line);
      border-radius: 19px;
      background: #FFFFFF;
      box-shadow: var(--shadow-sm);
    }

    .term-card h3 {
      margin: 0 0 15px;
      font-size: 18px;
      letter-spacing: -0.02em;
    }

    .term-card .term-list {
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .term-card .term-list li {
      display: flex;
      gap: 10px;
      align-items: flex-start;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.55;
    }

    .term-card .term-list li + li {
      margin-top: 9px;
    }

    .term-card .term-list li::before {
      content: "•";
      color: var(--primary);
      font-size: 18px;
      line-height: 1.1;
    }

    .method-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 16px;
    }

    .method-chip {
      display: inline-flex;
      align-items: center;
      padding: 7px 10px;
      color: #473753;
      border: 1px solid var(--line);
      border-radius: 10px;
      background: var(--surface-alt);
      font-size: 12px;
      font-weight: 700;
    }

    .rfq-panel {
      position: relative;
      overflow: hidden;
      margin-top: 30px;
      padding: clamp(26px, 5vw, 42px);
      color: #FFFFFF;
      background:
        radial-gradient(circle at 90% 0%, rgba(255, 180, 74, 0.22), transparent 17rem),
        linear-gradient(135deg, #1B0031, #520099);
      border-radius: 26px;
      box-shadow: var(--shadow-lg);
    }

    .rfq-panel::after {
      content: "";
      position: absolute;
      right: -70px;
      bottom: -110px;
      width: 280px;
      height: 280px;
      border: 54px solid rgba(255, 255, 255, 0.05);
      border-radius: 50%;
    }

    .rfq-panel h3 {
      position: relative;
      z-index: 1;
      margin: 0;
      font-size: clamp(24px, 3vw, 34px);
      line-height: 1.15;
      letter-spacing: -0.035em;
    }

    .rfq-panel > p {
      position: relative;
      z-index: 1;
      max-width: 720px;
      margin: 12px 0 0;
      color: rgba(255, 255, 255, 0.73);
      font-size: 15px;
    }

    .rfq-columns {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 12px 28px;
      margin-top: 25px;
    }

    .rfq-check {
      display: grid;
      grid-template-columns: 22px minmax(0, 1fr);
      gap: 10px;
      align-items: start;
      color: rgba(255, 255, 255, 0.86);
      font-size: 13px;
      line-height: 1.52;
    }

    .rfq-check b {
      width: 22px;
      height: 22px;
      display: grid;
      place-items: center;
      color: var(--primary-deep);
      background: var(--accent);
      border-radius: 7px;
      font-size: 11px;
      line-height: 1;
    }

    .rfq-actions {
      position: relative;
      z-index: 1;
      display: flex;
      flex-wrap: wrap;
      gap: 11px;
      margin-top: 30px;
    }

    .copy-status {
      min-height: 20px;
      margin-top: 12px;
      color: rgba(255, 255, 255, 0.67);
      font-size: 12px;
    }

    .faq-list {
      display: grid;
      gap: 12px;
      margin-top: 30px;
    }

    .faq-item {
      overflow: hidden;
      border: 1px solid var(--line);
      border-radius: 18px;
      background: #FFFFFF;
      box-shadow: var(--shadow-sm);
    }

    .faq-question {
      width: 100%;
      display: grid;
      grid-template-columns: minmax(0, 1fr) 32px;
      gap: 18px;
      align-items: center;
      padding: 20px 22px;
      color: var(--ink);
      border: 0;
      background: #FFFFFF;
      text-align: left;
    }

    .faq-question:hover {
      color: var(--primary-strong);
    }

    .faq-question span:first-child {
      font-size: 17px;
      font-weight: 800;
      line-height: 1.4;
      letter-spacing: -0.015em;
    }

    .faq-toggle {
      width: 32px;
      height: 32px;
      display: grid;
      place-items: center;
      color: var(--primary);
      border-radius: 10px;
      background: rgba(142, 0, 255, 0.08);
      font-size: 19px;
      font-weight: 500;
      transition: transform 160ms ease;
    }

    .faq-item.is-open .faq-toggle {
      transform: rotate(45deg);
    }

    .faq-answer {
      display: none;
      padding: 0 22px 22px;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.72;
    }

    .faq-item.is-open .faq-answer {
      display: block;
    }



    .bottom-cta {
      padding: 24px 0 72px;
    }

    .bottom-cta-panel {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 32px;
      align-items: center;
      padding: clamp(32px, 5vw, 58px);
      color: #FFFFFF;
      background:
        radial-gradient(circle at 88% 18%, rgba(255, 180, 74, 0.26), transparent 18rem),
        linear-gradient(135deg, var(--primary-deep), var(--primary));
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-lg);
    }

    .bottom-cta-kicker {
      margin: 0 0 10px;
      color: var(--accent);
      font-size: 13px;
      font-weight: 850;
      letter-spacing: 0.12em;
      text-transform: uppercase;
    }

    .bottom-cta h2 {
      max-width: 760px;
      margin: 0;
      color: #FFFFFF;
      font-size: clamp(30px, 4vw, 48px);
      line-height: 1.08;
      letter-spacing: -0.035em;
    }

    .bottom-cta p:not(.bottom-cta-kicker) {
      max-width: 760px;
      margin: 16px 0 0;
      color: rgba(255, 255, 255, 0.82);
      font-size: 16px;
      line-height: 1.7;
    }

    .bottom-cta .btn {
      white-space: nowrap;
    }

    @media (max-width: 1080px) {
      .hero-grid {
        grid-template-columns: 1fr;
      }

      .brief-card {
        max-width: 680px;
      }

      .content-layout {
        grid-template-columns: 210px minmax(0, 1fr);
        gap: 34px;
      }

      .cards-3,
      .process {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .process-step:not(:last-child)::after {
        display: none;
      }
    }

    @media (max-width: 860px) {
      .bottom-cta-panel {
        grid-template-columns: 1fr;
      }

      .bottom-cta .btn {
        justify-self: start;
      }


      .content-layout {
        grid-template-columns: 1fr;
      }

      .toc {
        position: static;
        padding: 24px 0 0;
        overflow-x: auto;
      }

      .toc nav {
        display: flex;
        gap: 8px;
        padding-bottom: 8px;
      }

      .toc a {
        flex: 0 0 auto;
        min-width: 158px;
        border: 1px solid var(--line);
        background: rgba(255, 255, 255, 0.78);
      }

      .toc-label {
        margin-bottom: 9px;
      }
    }

    @media (max-width: 720px) {
      .container,
      .content-layout {
        width: min(calc(100% - 28px), var(--container));
      }









      .hero {
        padding-top: 18px;
      }

      .hero-panel {
        min-height: 0;
        padding: 28px 22px 26px;
        border-radius: 26px;
      }

      .hero h1 {
        font-size: clamp(43px, 13vw, 62px);
      }

      .hero-copy {
        font-size: 16px;
      }

      .hero-actions .btn {
        width: 100%;
      }

      .brief-card {
        padding: 22px;
      }

      .section-heading {
        grid-template-columns: 42px minmax(0, 1fr);
        gap: 13px;
      }

      .section-number {
        width: 42px;
        height: 42px;
        border-radius: 13px;
        font-size: 11px;
      }

      .section-heading h2 {
        font-size: 31px;
      }

      .cards-3,
      .cards-2,
      .product-grid,
      .policy-grid,
      .document-grid,
      .term-grid,
      .rfq-columns {
        grid-template-columns: 1fr;
      }

      .process {
        grid-template-columns: 1fr;
      }

      .document-item {
        grid-template-columns: 40px minmax(0, 1fr);
      }

    }

    @media (prefers-reduced-motion: reduce) {
      html {
        scroll-behavior: auto;
      }

      *,
      *::before,
      *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
      }
    }

    /* Isolate the guide from theme-level typography overrides. */
    #main {
      font-size: 16px;
      line-height: 1.7;
    }

    #main p,
    #main li,
    #main td,
    #main .faq-answer {
      font-size: 16px;
    }

    /* Readability: keep the main body copy at 16px across all sections. */
    .hero-copy,
    .section-heading p,
    .lede,
    .info-card p,
    .product-card p,
    .process-step p,
    .policy-card li,
    .clean-list li,
    .timeline-item p,
    .document-item p,
    .term-card .term-list li,
    .rfq-panel > p,
    .rfq-check,
    .faq-answer,
    table td {
      font-size: 16px;
    }

    .brief-list li,
    .callout,
    .check-note,
    caption,
    th {
      font-size: 16px;
    }

    .brief-stat span {
      font-size: 14px;
    }