:root {
      --ink: #12233f;
      --muted: #66758b;
      --blue: #2466c4;
      --blue-dark: #123d7c;
      --blue-soft: #eef5fc;
      --lavender: #f3f2ff;
      --line: #dfe7f0;
      --paper: #ffffff;
      --page: #f5f8fc;
      --gold: #b88a3b;
      --radius: 16px;
      --shadow: 0 12px 30px rgba(26, 58, 99, 0.08);
    }

    .diode-blog,
    .diode-blog * {
      box-sizing: border-box;
    }

    .diode-blog {
      width: 100%;
      overflow: hidden;
      color: var(--ink);
      background: var(--page);
      font: 16px/1.78 Arial, Helvetica, sans-serif;
    }

    .diode-blog a {
      color: var(--blue);
      font-weight: 700;
      text-decoration: none;
    }

    .diode-blog a:hover {
      text-decoration: underline;
    }

    .diode-blog .page-wrap {
      width: min(1180px, calc(100% - 36px));
      margin: 0 auto;
    }

    .diode-blog .breadcrumbs {
      padding: 24px 0 14px;
      color: #8290a3;
      font-size: 13px;
    }

    .diode-blog .breadcrumbs a {
      color: #60758f;
      font-weight: 600;
    }

    .diode-blog .breadcrumbs .separator {
      padding: 0 8px;
      color: #a9b5c3;
    }

    .diode-blog .article-header {
      max-width: 920px;
      padding: 24px 0 38px;
    }

    .diode-blog .category {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 15px;
      color: var(--blue);
      font-size: 12px;
      font-weight: 900;
      letter-spacing: 1.15px;
      text-transform: uppercase;
    }

    .diode-blog .category::before {
      width: 28px;
      height: 2px;
      content: "";
      background: var(--gold);
    }

    .diode-blog h1,
    .diode-blog h2,
    .diode-blog h3 {
      margin: 0 0 14px;
      color: var(--ink);
      line-height: 1.2;
      letter-spacing: -0.35px;
    }

    .diode-blog h1 {
      max-width: 900px;
      font-size: clamp(36px, 5.2vw, 62px);
      letter-spacing: -1.4px;
    }

    .diode-blog h2 {
      padding-top: 7px;
      font-size: clamp(27px, 3.5vw, 40px);
    }

    .diode-blog h3 {
      font-size: 21px;
    }

    .diode-blog p {
      margin: 0 0 17px;
    }

    .diode-blog .dek {
      max-width: 820px;
      margin: 18px 0 20px;
      color: var(--muted);
      font-size: 19px;
      line-height: 1.65;
    }

    .diode-blog .article-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 8px 18px;
      color: #75849a;
      font-size: 13px;
    }

    .diode-blog .article-meta strong {
      color: var(--ink);
    }

    .diode-blog .article-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 282px;
      gap: 28px;
      align-items: start;
      padding-bottom: 70px;
    }

    .diode-blog .article-main {
      min-width: 0;
      padding: 22px 34px 46px;
      border: 1px solid var(--line);
      border-radius: 20px;
      background: var(--paper);
      box-shadow: var(--shadow);
    }

    .diode-blog .cover-figure,
    .diode-blog .article-figure {
      margin: 0 0 32px;
    }

    .diode-blog .cover-figure img,
    .diode-blog .article-figure img {
      display: block;
      width: 100%;
      height: auto;
      border-radius: 14px;
      background: linear-gradient(135deg, #eef5fc, #ffffff);
      object-fit: contain;
    }

    .diode-blog figcaption {
      padding: 9px 2px 0;
      color: #7b8999;
      font-size: 12px;
      line-height: 1.5;
    }

    .diode-blog .quick-answer {
      margin: 0 0 36px;
      padding: 22px 24px;
      border-left: 4px solid var(--blue);
      border-radius: 0 14px 14px 0;
      background: var(--blue-soft);
    }

    .diode-blog .quick-answer .label {
      margin-bottom: 6px;
      color: var(--blue-dark);
      font-size: 12px;
      font-weight: 900;
      letter-spacing: 1px;
      text-transform: uppercase;
    }

    .diode-blog .quick-answer p:last-child {
      margin-bottom: 0;
    }

    .diode-blog .article-section {
      margin-top: 42px;
    }

    .diode-blog .article-section:first-of-type {
      margin-top: 0;
    }

    .diode-blog .article-section > h2::before {
      display: inline-block;
      width: 5px;
      height: 28px;
      margin: 0 12px -3px 0;
      border-radius: 3px;
      content: "";
      background: var(--gold);
    }

    .diode-blog .article-section > p,
    .diode-blog .article-section > ul,
    .diode-blog .article-section > ol,
    .diode-blog .article-section > .table-wrap,
    .diode-blog .article-section > .image-pair,
    .diode-blog .article-section > .note,
    .diode-blog .article-section > .pullquote {
      max-width: 900px;
    }

    .diode-blog .image-pair {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 16px;
      margin: 24px 0 10px;
    }

    .diode-blog .image-pair figure {
      margin: 0;
    }

    .diode-blog .pullquote {
      margin: 26px 0;
      padding: 22px 24px;
      border-top: 1px solid #d8c18f;
      border-bottom: 1px solid #d8c18f;
      color: var(--blue-dark);
      font-size: 22px;
      font-weight: 700;
      line-height: 1.45;
    }

    .diode-blog .note {
      margin: 22px 0;
      padding: 17px 19px;
      border: 1px solid #f0dcae;
      border-radius: 12px;
      background: #fffaf0;
      color: #715b2d;
      font-size: 14px;
    }

    .diode-blog .reading-list,
    .diode-blog .check-list,
    .diode-blog .step-list {
      display: grid;
      gap: 11px;
      margin: 18px 0;
      padding: 0;
      list-style: none;
    }

    .diode-blog .reading-list li,
    .diode-blog .check-list li,
    .diode-blog .step-list li {
      position: relative;
      padding: 12px 15px 12px 40px;
      border: 1px solid var(--line);
      border-radius: 12px;
      background: #fbfdff;
      color: var(--muted);
    }

    .diode-blog .check-list li::before {
      position: absolute;
      left: 14px;
      color: #14825c;
      content: "✓";
      font-weight: 900;
    }

    .diode-blog .step-list {
      counter-reset: step;
    }

    .diode-blog .step-list li::before {
      position: absolute;
      top: 12px;
      left: 12px;
      width: 22px;
      height: 22px;
      border-radius: 50%;
      background: var(--blue);
      color: var(--paper);
      content: counter(step);
      counter-increment: step;
      font-size: 12px;
      font-weight: 900;
      line-height: 22px;
      text-align: center;
    }

    .diode-blog .table-wrap {
      overflow-x: auto;
      margin: 20px 0;
      border: 1px solid var(--line);
      border-radius: 14px;
      -webkit-overflow-scrolling: touch;
    }

    .diode-blog table {
      width: 100%;
      min-width: 650px;
      border-collapse: collapse;
      background: var(--paper);
    }

    .diode-blog th,
    .diode-blog td {
      padding: 14px 16px;
      border-bottom: 1px solid var(--line);
      text-align: left;
      vertical-align: top;
    }

    .diode-blog th {
      background: #173d72;
      color: var(--paper);
      font-size: 14px;
    }

    .diode-blog td {
      color: var(--muted);
    }

    .diode-blog td:first-child {
      width: 32%;
      color: var(--ink);
      font-weight: 800;
      background: #f7fbff;
    }

    .diode-blog tr:last-child td {
      border-bottom: 0;
    }

    .diode-blog .sidebar {
      position: sticky;
      top: 18px;
      display: grid;
      gap: 16px;
    }

    .diode-blog .side-card {
      padding: 20px;
      border: 1px solid var(--line);
      border-radius: 16px;
      background: var(--paper);
      box-shadow: 0 8px 20px rgba(26, 58, 99, 0.06);
    }

    .diode-blog .side-card h3 {
      margin-bottom: 12px;
      font-size: 18px;
    }

    .diode-blog .toc ol {
      display: grid;
      gap: 8px;
      margin: 0;
      padding-left: 20px;
      color: var(--muted);
      font-size: 14px;
    }

    .diode-blog .toc li::marker {
      color: var(--gold);
      font-weight: 900;
    }

    .diode-blog .toc a {
      color: #4f6681;
      font-weight: 600;
    }

    .diode-blog .side-facts {
      display: grid;
      gap: 10px;
      margin: 0;
    }

    .diode-blog .side-facts div {
      display: flex;
      justify-content: space-between;
      gap: 10px;
      padding-bottom: 9px;
      border-bottom: 1px solid var(--line);
      font-size: 13px;
    }

    .diode-blog .side-facts div:last-child {
      padding-bottom: 0;
      border-bottom: 0;
    }

    .diode-blog .side-facts dt {
      color: var(--muted);
    }

    .diode-blog .side-facts dd {
      margin: 0;
      color: var(--ink);
      font-weight: 800;
      text-align: right;
    }

    .diode-blog .side-card.subtle {
      background: linear-gradient(145deg, #f8fbff, var(--lavender));
    }

    .diode-blog .side-card.subtle p {
      color: var(--muted);
      font-size: 14px;
    }

    .diode-blog .faq {
      display: grid;
      gap: 11px;
    }

    .diode-blog .faq details {
      padding: 17px 19px;
      border: 1px solid var(--line);
      border-radius: 12px;
      background: #fbfdff;
    }

    .diode-blog .faq summary {
      cursor: pointer;
      color: var(--ink);
      font-size: 16px;
      font-weight: 800;
    }

    .diode-blog .faq details p {
      margin: 12px 0 0;
      color: var(--muted);
    }

    .diode-blog .article-end {
      margin-top: 46px;
      padding: 25px 27px;
      border-radius: 16px;
      background: linear-gradient(135deg, #173d72, #2866b8);
      color: var(--paper);
    }

    .diode-blog .article-end h2 {
      padding-top: 0;
      color: var(--paper);
    }

    .diode-blog .article-end h2::before {
      display: none;
    }

    .diode-blog .article-end p {
      color: rgba(255, 255, 255, 0.84);
    }

    .diode-blog .article-end a {
      color: #ffffff;
      text-decoration: underline;
    }

    .diode-blog .footer {
      padding: 0 0 42px;
      color: #7b8999;
      font-size: 13px;
      text-align: center;
    }

    @media (max-width: 900px) {
      .diode-blog .article-layout {
        grid-template-columns: 1fr;
      }

      .diode-blog .sidebar {
        position: static;
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .diode-blog .sidebar .toc {
        grid-row: span 2;
      }
    }

    @media (max-width: 620px) {
      .diode-blog .page-wrap {
        width: min(100% - 24px, 1180px);
      }

      .diode-blog .article-header {
        padding: 14px 0 28px;
      }

      .diode-blog h1 {
        font-size: 37px;
      }

      .diode-blog .dek {
        font-size: 17px;
      }

      .diode-blog .article-main {
        padding: 15px 18px 32px;
        border-radius: 15px;
      }

      .diode-blog .article-layout {
        gap: 18px;
      }

      .diode-blog .sidebar {
        grid-template-columns: 1fr;
      }

      .diode-blog .sidebar .toc {
        grid-row: auto;
      }

      .diode-blog .image-pair {
        grid-template-columns: 1fr;
      }

      .diode-blog .pullquote {
        font-size: 19px;
      }

      .diode-blog .breadcrumbs {
        padding-top: 16px;
      }
    }