:root {
      --ink: #1d292d;
      --muted: #667475;
      --paper: #f5f3ed;
      --panel: #fffefa;
      --line: #d9dfd9;
      --mint: #7fcdbd;
      --mint-dark: #236b62;
      --orange: #e3a064;
      --dark: #203439;
      --shadow: 0 22px 60px rgba(35, 54, 51, .10);
      --display: "Space Grotesk", Arial, sans-serif;
      --body: "DM Sans", Arial, sans-serif;
    }

    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      color: var(--ink);
      background: var(--paper);
      font-family: var(--body);
      line-height: 1.75;
    }
    a { color: inherit; }
    img { max-width: 100%; height: auto; }
    .site-header {
      border-bottom: 1px solid rgba(29, 41, 45, .12);
      background: rgba(245, 243, 237, .88);
      backdrop-filter: blur(12px);
    }
    .header-inner {
      max-width: 1240px;
      margin: 0 auto;
      padding: 18px 28px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 24px;
    }
    .brand {
      font-family: var(--display);
      font-weight: 700;
      font-size: 19px;
      letter-spacing: -.03em;
      color: var(--dark);
      text-decoration: none;
    }
    .brand span { color: var(--mint-dark); }
    .header-label {
      color: var(--muted);
      font-size: 12px;
      letter-spacing: .12em;
      text-transform: uppercase;
    }
    .page {
      max-width: 1240px;
      margin: 0 auto;
      padding: 28px;
    }
    .breadcrumbs {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      color: var(--muted);
      font-size: 13px;
      margin: 4px 0 46px;
    }
    .breadcrumbs a { text-decoration: none; }
    .breadcrumbs a:hover { color: var(--mint-dark); }
    .breadcrumbs .current { color: var(--ink); font-weight: 600; }
    .article-hero {
      display: grid;
      grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
      gap: 68px;
      align-items: center;
      padding: 26px 0 86px;
    }
    .eyebrow {
      display: flex;
      align-items: center;
      gap: 10px;
      color: var(--mint-dark);
      font-size: 12px;
      font-weight: 700;
      letter-spacing: .15em;
      text-transform: uppercase;
    }
    .eyebrow::before {
      content: "";
      width: 34px;
      height: 2px;
      background: var(--orange);
    }
    h1, h2, h3 {
      font-family: var(--display);
      letter-spacing: -.045em;
      line-height: 1.1;
    }
    h1 {
      max-width: 690px;
      margin: 20px 0 24px;
      font-size: clamp(42px, 5.3vw, 76px);
      font-weight: 600;
    }
    .hero-intro {
      max-width: 600px;
      margin: 0 0 28px;
      color: var(--muted);
      font-size: 18px;
      line-height: 1.8;
    }
    .author-line {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 12px 20px;
      color: var(--muted);
      font-size: 13px;
      margin-bottom: 28px;
    }
    .author-line strong { color: var(--ink); }
    .hero-link, .product-link {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      width: fit-content;
      padding: 13px 18px;
      border: 1px solid var(--dark);
      border-radius: 999px;
      color: var(--dark);
      font-weight: 700;
      text-decoration: none;
      transition: .2s ease;
    }
    .hero-link:hover, .product-link:hover {
      color: #fff;
      background: var(--dark);
      transform: translateY(-2px);
    }
    .hero-visual {
      position: relative;
      margin: 0;
      padding: 12px;
      border-radius: 28px;
      background: var(--dark);
      box-shadow: var(--shadow);
      transform: rotate(1.3deg);
    }
    .hero-visual img {
      display: block;
      width: 100%;
      aspect-ratio: 1 / 1;
      object-fit: cover;
      border-radius: 19px;
    }
    .hero-visual figcaption {
      display: flex;
      justify-content: space-between;
      gap: 12px;
      padding: 12px 8px 3px;
      color: #d5e9e3;
      font-size: 12px;
    }
    .hero-stamp {
      position: absolute;
      right: -22px;
      bottom: 52px;
      display: grid;
      place-items: center;
      width: 110px;
      height: 110px;
      padding: 14px;
      border-radius: 50%;
      background: var(--orange);
      color: #fff;
      font-family: var(--display);
      font-size: 12px;
      font-weight: 700;
      line-height: 1.2;
      text-align: center;
      text-transform: uppercase;
      transform: rotate(-12deg);
      box-shadow: 0 12px 28px rgba(157, 94, 43, .2);
    }
    .content-layout {
      display: grid;
      grid-template-columns: 238px minmax(0, 760px);
      justify-content: space-between;
      gap: 68px;
      align-items: start;
    }
    .toc {
      position: sticky;
      top: 28px;
      padding: 20px 0;
      border-top: 2px solid var(--ink);
    }
    .toc-title {
      margin-bottom: 14px;
      color: var(--muted);
      font-size: 11px;
      font-weight: 700;
      letter-spacing: .15em;
      text-transform: uppercase;
    }
    .toc a {
      display: block;
      padding: 9px 0;
      border-bottom: 1px solid var(--line);
      color: var(--muted);
      font-size: 13px;
      line-height: 1.45;
      text-decoration: none;
    }
    .toc a:hover { color: var(--mint-dark); }
    .article-content { min-width: 0; }
    .answer-box {
      position: relative;
      margin-bottom: 58px;
      padding: 28px 30px 28px 34px;
      border-left: 5px solid var(--mint);
      background: var(--panel);
      box-shadow: 0 12px 34px rgba(35, 54, 51, .06);
    }
    .answer-box::before {
      content: "Réponse rapide";
      display: block;
      margin-bottom: 8px;
      color: var(--mint-dark);
      font-size: 11px;
      font-weight: 700;
      letter-spacing: .15em;
      text-transform: uppercase;
    }
    .answer-box p { margin: 0; font-size: 18px; line-height: 1.75; }
    .article-section {
      margin-bottom: 70px;
      scroll-margin-top: 24px;
    }
    .section-marker {
      margin-bottom: 10px;
      color: var(--orange);
      font-family: var(--display);
      font-size: 15px;
      font-weight: 700;
    }
    .article-section h2 {
      margin: 0 0 18px;
      font-size: clamp(30px, 4vw, 46px);
      font-weight: 600;
    }
    .article-section h3 {
      margin: 0 0 7px;
      font-size: 21px;
      letter-spacing: -.025em;
    }
    .article-section p { margin: 0 0 18px; color: #4f6264; }
    .article-section ul {
      margin: 18px 0 0;
      padding-left: 22px;
      color: #4f6264;
    }
    .article-section li { margin-bottom: 10px; }
    .insight-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 14px;
      margin-top: 28px;
    }
    .insight {
      min-height: 156px;
      padding: 22px;
      border: 1px solid var(--line);
      background: rgba(255, 254, 250, .7);
    }
    .insight-number {
      display: block;
      margin-bottom: 22px;
      color: var(--mint-dark);
      font-family: var(--display);
      font-size: 14px;
      font-weight: 700;
    }
    .insight h3 { font-size: 18px; }
    .insight p { margin: 0; font-size: 14px; line-height: 1.55; }
    .process {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 10px;
      margin: 28px 0 0;
      counter-reset: process;
    }
    .process-step {
      position: relative;
      min-height: 190px;
      padding: 20px;
      background: var(--dark);
      color: #f8fbf5;
      counter-increment: process;
    }
    .process-step::before {
      content: "0" counter(process);
      display: block;
      margin-bottom: 28px;
      color: var(--mint);
      font-family: var(--display);
      font-size: 14px;
      font-weight: 700;
    }
    .process-step h3 { color: #fff; font-size: 17px; }
    .process-step p { color: #c5d5d3; font-size: 13px; line-height: 1.55; }
    .filter-layout {
      display: grid;
      grid-template-columns: .84fr 1.16fr;
      gap: 28px;
      align-items: stretch;
      margin-top: 28px;
    }
    .filter-image {
      min-height: 390px;
      margin: 0;
      overflow: hidden;
      background: var(--dark);
    }
    .filter-image img {
      display: block;
      width: 100%;
      height: 100%;
      min-height: 390px;
      object-fit: cover;
    }
    .filter-table {
      width: 100%;
      border-collapse: collapse;
      background: var(--panel);
    }
    .filter-table th, .filter-table td {
      padding: 17px 18px;
      border-bottom: 1px solid var(--line);
      text-align: left;
      vertical-align: top;
    }
    .filter-table th {
      width: 28%;
      color: var(--mint-dark);
      font-family: var(--display);
      font-size: 15px;
    }
    .filter-table td { color: #536365; font-size: 14px; }
    .filter-table tr:last-child th, .filter-table tr:last-child td { border-bottom: 0; }
    .pull-quote {
      margin: 60px 0;
      padding: 36px 0 36px 32px;
      border-left: 3px solid var(--orange);
      color: var(--dark);
      font-family: var(--display);
      font-size: clamp(25px, 3vw, 38px);
      line-height: 1.25;
      letter-spacing: -.035em;
    }
    .check-list {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 12px;
      margin-top: 26px;
    }
    .check-list div {
      padding: 17px 18px 17px 44px;
      border: 1px solid var(--line);
      background: var(--panel);
      color: #4f6264;
      font-size: 14px;
      position: relative;
    }
    .check-list div::before {
      content: "✓";
      position: absolute;
      left: 17px;
      top: 15px;
      color: var(--mint-dark);
      font-size: 18px;
      font-weight: 700;
    }
    .image-break {
      margin: 30px 0 70px;
      background: var(--dark);
    }
    .image-break img {
      display: block;
      width: 100%;
      max-height: 380px;
      object-fit: cover;
      opacity: .88;
    }
    .image-break figcaption {
      padding: 14px 18px;
      color: #c5d5d3;
      font-size: 12px;
    }
    .faq-list { border-top: 2px solid var(--ink); }
    .faq-list details { border-bottom: 1px solid var(--line); }
    .faq-list summary {
      cursor: pointer;
      list-style: none;
      padding: 20px 34px 20px 0;
      position: relative;
      font-family: var(--display);
      font-size: 18px;
      font-weight: 600;
    }
    .faq-list summary::-webkit-details-marker { display: none; }
    .faq-list summary::after {
      content: "+";
      position: absolute;
      right: 4px;
      top: 14px;
      color: var(--mint-dark);
      font-size: 25px;
      font-weight: 400;
    }
    .faq-list details[open] summary::after { content: "−"; }
    .faq-list details p {
      max-width: 680px;
      padding: 0 38px 20px 0;
      margin: 0;
      color: var(--muted);
    }
    .final-cta {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 28px;
      align-items: center;
      margin: 90px 0 30px;
      padding: 36px 40px;
      background: var(--mint);
      color: var(--dark);
    }
    .final-cta h2 { margin: 0 0 8px; font-size: 32px; }
    .final-cta p { margin: 0; color: #315b56; }
    .final-cta a {
      display: inline-flex;
      align-items: center;
      padding: 13px 18px;
      border-radius: 999px;
      background: var(--dark);
      color: #fff;
      font-weight: 700;
      text-decoration: none;
      white-space: nowrap;
    }
    .site-footer {
      max-width: 1240px;
      margin: 0 auto;
      padding: 26px 28px 48px;
      color: var(--muted);
      font-size: 13px;
      text-align: center;
    }
    @media (max-width: 980px) {
      .article-hero { grid-template-columns: 1fr; gap: 38px; }
      .hero-visual { max-width: 700px; width: 100%; margin: 0 auto; }
      .content-layout { grid-template-columns: 1fr; gap: 34px; }
      .toc { position: static; padding: 16px 0; }
      .toc a { display: inline-block; margin-right: 16px; border-bottom: 0; }
      .filter-layout { grid-template-columns: 1fr; }
    }
    @media (max-width: 680px) {
      .page { padding: 22px 18px; }
      .header-inner { padding: 16px 18px; }
      .header-label { display: none; }
      .article-hero { padding-top: 10px; padding-bottom: 58px; }
      h1 { font-size: 43px; }
      .hero-intro { font-size: 16px; }
      .hero-stamp { right: -8px; bottom: 36px; width: 88px; height: 88px; font-size: 10px; }
      .insight-grid, .process, .check-list { grid-template-columns: 1fr; }
      .process-step { min-height: 0; }
      .final-cta { grid-template-columns: 1fr; padding: 28px 24px; }
      .final-cta a { width: fit-content; }
      .filter-table th, .filter-table td { padding: 13px 11px; font-size: 13px; }
      .pull-quote { padding-left: 20px; }
    }