:root {
      --ink: #17201d;
      --muted: #65716c;
      --paper: #f5f1e8;
      --card: #fffdf8;
      --line: #dcd6ca;
      --dark: #142820;
      --green: #1f7a56;
      --lime: #cde86b;
      --amber: #f1b44c;
      --red: #c95445;
      --blue: #4c7dbb;
      --shadow: 0 18px 55px rgba(32, 48, 41, .09);
      --radius: 26px;
    }

    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      color: var(--ink);
      background:
        radial-gradient(circle at 8% 4%, rgba(205, 232, 107, .22), transparent 26rem),
        radial-gradient(circle at 90% 18%, rgba(76, 125, 187, .10), transparent 28rem),
        var(--paper);
      font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
      line-height: 1.5;
    }

    a { color: inherit; }
    button, input { font: inherit; }
    button { cursor: pointer; }
    .container { width: min(1180px, calc(100% - 32px)); margin-inline: auto; }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--green);
      font-size: 12px;
      font-weight: 800;
      letter-spacing: .12em;
      text-transform: uppercase;
    }
    .eyebrow::before { content: ""; width: 28px; height: 2px; background: currentColor; }

    .hero { padding: 42px 0 26px; }
    .hero-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.35fr) minmax(320px, .65fr);
      gap: 34px;
      align-items: stretch;
    }
    .hero-copy {
      padding: 40px;
      border-radius: 36px;
      color: #f9fff7;
      background:
        linear-gradient(135deg, rgba(255,255,255,.08), transparent 55%),
        var(--dark);
      box-shadow: var(--shadow);
      overflow: hidden;
      position: relative;
      isolation: isolate;
    }
    .hero-copy::after {
      content: "";
      position: absolute;
      width: 340px;
      height: 340px;
      right: -110px;
      bottom: -180px;
      border-radius: 50%;
      border: 56px solid rgba(205, 232, 107, .15);
      z-index: -1;
    }
    .hero h1 {
      max-width: 780px;
      margin: 18px 0 18px;
      font-size: clamp(38px, 6vw, 72px);
      line-height: .98;
      letter-spacing: -.055em;
    }
    .hero-copy p { max-width: 720px; margin: 0; color: #c8d4ce; font-size: 17px; }
    .hero-meta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
    .pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 9px 13px;
      border: 1px solid rgba(255,255,255,.15);
      border-radius: 999px;
      background: rgba(255,255,255,.07);
      color: #f7fff4;
      font-size: 13px;
      font-weight: 700;
    }
    .pill-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--lime); }

    .hero-side {
      display: grid;
      grid-template-rows: 1fr auto;
      gap: 14px;
    }
    .hero-visual {
      min-height: 270px;
      position: relative;
      display: grid;
      place-items: center;
      overflow: hidden;
      border: 1px solid rgba(23,32,29,.08);
      border-radius: 36px;
      background: #dfe7da;
    }
    .hero-visual::before {
      content: "";
      position: absolute;
      width: 300px;
      height: 300px;
      border-radius: 50%;
      background: var(--lime);
      filter: blur(1px);
    }
    .car-svg { position: relative; width: 86%; max-width: 430px; filter: drop-shadow(0 24px 18px rgba(20,40,32,.25)); }
    .hero-note {
      padding: 20px 22px;
      border-radius: 24px;
      background: var(--card);
      border: 1px solid var(--line);
      font-size: 14px;
    }
    .hero-note strong { display: block; margin-bottom: 4px; font-size: 18px; }

    .nav-wrap { position: sticky; top: 0; z-index: 20; padding: 10px 0; backdrop-filter: blur(16px); }
    .nav {
      display: flex;
      gap: 7px;
      padding: 7px;
      overflow-x: auto;
      border: 1px solid rgba(23,32,29,.09);
      border-radius: 999px;
      background: rgba(255, 253, 248, .86);
      box-shadow: 0 10px 30px rgba(32,48,41,.06);
      scrollbar-width: none;
    }
    .nav::-webkit-scrollbar { display: none; }
    .nav a {
      flex: 0 0 auto;
      padding: 9px 14px;
      border-radius: 999px;
      text-decoration: none;
      color: var(--muted);
      font-size: 13px;
      font-weight: 750;
    }
    .nav a:hover { color: var(--ink); background: #f0ecdf; }

    section { padding: 44px 0; scroll-margin-top: 74px; }
    .section-head {
      display: flex;
      align-items: end;
      justify-content: space-between;
      gap: 24px;
      margin-bottom: 24px;
    }
    .section-head h2 { margin: 7px 0 0; font-size: clamp(30px, 4vw, 48px); line-height: 1.02; letter-spacing: -.04em; }
    .section-head p { max-width: 520px; margin: 0; color: var(--muted); }

    .verdict-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
    .verdict {
      min-height: 178px;
      padding: 21px;
      border: 1px solid var(--line);
      border-radius: 24px;
      background: var(--card);
      box-shadow: 0 8px 24px rgba(32,48,41,.04);
    }
    .verdict .icon { font-size: 28px; }
    .verdict small { display: block; margin: 16px 0 4px; color: var(--muted); font-weight: 700; }
    .verdict strong { display: block; font-size: 21px; line-height: 1.15; }
    .verdict p { margin: 8px 0 0; color: var(--muted); font-size: 13px; }

    .control-panel {
      display: grid;
      grid-template-columns: 1.4fr repeat(4, 1fr);
      gap: 12px;
      padding: 18px;
      border-radius: var(--radius);
      background: var(--dark);
      color: white;
      box-shadow: var(--shadow);
    }
    .control-main, .control {
      padding: 15px;
      border: 1px solid rgba(255,255,255,.12);
      border-radius: 18px;
      background: rgba(255,255,255,.055);
    }
    .control label, .control-main > label { display: block; margin-bottom: 10px; color: #bac9c2; font-size: 12px; font-weight: 800; letter-spacing: .04em; text-transform: uppercase; }
    .segmented { display: flex; gap: 5px; padding: 4px; border-radius: 13px; background: rgba(0,0,0,.22); }
    .segmented button {
      flex: 1;
      min-height: 39px;
      border: 0;
      border-radius: 10px;
      background: transparent;
      color: #bdcac4;
      font-size: 13px;
      font-weight: 800;
    }
    .segmented button.active { background: var(--lime); color: #162019; }
    .range-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
    .range-value { color: var(--lime); font-size: 16px; font-weight: 850; }
    input[type="range"] { width: 100%; accent-color: var(--lime); }

    .summary-strip {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 10px;
      margin-top: 12px;
    }
    .summary-stat { padding: 17px 18px; border: 1px solid var(--line); border-radius: 18px; background: var(--card); }
    .summary-stat span { display: block; color: var(--muted); font-size: 12px; font-weight: 700; }
    .summary-stat strong { display: block; margin-top: 4px; font-size: 21px; }

    .chart-card { margin-top: 18px; padding: 24px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); }
    .chart-legend { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 18px; color: var(--muted); font-size: 12px; font-weight: 700; }
    .legend-item { display: inline-flex; align-items: center; gap: 7px; }
    .legend-swatch { width: 10px; height: 10px; border-radius: 3px; }
    .cost-row { display: grid; grid-template-columns: 148px minmax(0, 1fr) 138px; align-items: center; gap: 14px; margin: 15px 0; }
    .cost-name strong { display: block; font-size: 14px; }
    .cost-name small { color: var(--muted); }
    .cost-bar { height: 29px; display: flex; overflow: hidden; border-radius: 9px; background: #eee9df; }
    .fuel-segment { background: var(--green); }
    .service-segment { background: var(--amber); }
    .cost-number { text-align: right; font-size: 14px; font-weight: 850; }

    .fuel-economy-card { margin-top: 18px; padding: 22px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); }
    .fuel-economy-head { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 15px; }
    .fuel-economy-head h3 { margin: 5px 0 0; font-size: 26px; letter-spacing: -.03em; }
    .fuel-economy-head p { margin: 0; color: var(--muted); font-size: 13px; }
    .fuel-economy-card td:last-child strong { color: var(--green); white-space: nowrap; }

    .scope-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 16px; }
    .scope { padding: 17px; border-radius: 18px; background: #ece8de; }
    .scope strong { display: block; margin-bottom: 5px; }
    .scope p { margin: 0; color: var(--muted); font-size: 13px; }

    .model-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
    .model-card {
      position: relative;
      overflow: hidden;
      border: 1px solid var(--line);
      border-radius: 28px;
      background: var(--card);
      box-shadow: 0 10px 34px rgba(32,48,41,.055);
    }
    .model-card.unavailable { opacity: .78; }
    .model-top { padding: 24px 24px 17px; background: linear-gradient(145deg, color-mix(in srgb, var(--model-color) 17%, white), #fffdf8 68%); }
    .model-title-row { display: flex; justify-content: space-between; align-items: start; gap: 16px; }
    .model-rank {
      display: inline-grid;
      place-items: center;
      width: 34px;
      height: 34px;
      border-radius: 11px;
      color: white;
      background: var(--model-color);
      font-size: 13px;
      font-weight: 900;
    }
    .model-name { margin: 12px 0 2px; font-size: 27px; line-height: 1; letter-spacing: -.035em; }
    .variant-name { color: var(--muted); font-size: 13px; font-weight: 750; }
    .mini-car { width: 132px; height: 70px; color: var(--model-color); }
    .model-summary { margin: 17px 0 0; color: #4f5d57; font-size: 14px; }
    .warning-banner { margin-top: 15px; padding: 10px 12px; border-radius: 12px; background: #fff1cf; color: #78560f; font-size: 12px; font-weight: 750; }

    .model-stats { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
    .model-stat { padding: 16px; border-right: 1px solid var(--line); }
    .model-stat:last-child { border-right: 0; }
    .model-stat span { display: block; color: var(--muted); font-size: 11px; font-weight: 700; }
    .model-stat strong { display: block; margin-top: 3px; font-size: 17px; }

    .ratings { padding: 18px 24px; display: grid; grid-template-columns: 1fr 1fr; gap: 11px 20px; }
    .rating { display: grid; grid-template-columns: 1fr auto; gap: 8px; align-items: center; font-size: 12px; color: var(--muted); }
    .dots { display: flex; gap: 3px; }
    .dot { width: 8px; height: 8px; border-radius: 50%; background: #ddd8cf; }
    .dot.on { background: var(--model-color); }

    .card-details { border-top: 1px solid var(--line); }
    .card-details summary { list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 17px 24px; font-weight: 850; cursor: pointer; }
    .card-details summary::-webkit-details-marker { display: none; }
    .card-details summary::after { content: "+"; font-size: 22px; color: var(--model-color); }
    .card-details[open] summary::after { content: "−"; }
    .detail-content { padding: 0 24px 24px; }
    .detail-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
    .detail-content h4 { margin: 12px 0 8px; font-size: 13px; text-transform: uppercase; letter-spacing: .05em; }
    .detail-content ul { margin: 0; padding-left: 18px; color: var(--muted); font-size: 13px; }
    .detail-content li { margin: 6px 0; }
    .risk-list { margin-top: 16px; display: grid; gap: 8px; }
    .risk-item { display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 12px; padding: 11px 12px; border-radius: 12px; background: #f2eee5; font-size: 12px; }
    .risk-item strong { white-space: nowrap; }
    .risk-item small { display: block; color: var(--muted); margin-top: 2px; }

    .table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); }
    table { width: 100%; border-collapse: collapse; min-width: 820px; }
    th, td { padding: 15px 17px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: middle; }
    th { color: var(--muted); background: #efebe2; font-size: 11px; text-transform: uppercase; letter-spacing: .05em; }
    tbody tr:last-child td { border-bottom: 0; }
    td { font-size: 13px; }
    .table-model { display: flex; align-items: center; gap: 10px; font-weight: 850; }
    .model-chip { width: 11px; height: 11px; border-radius: 4px; background: var(--chip); }
    .score-cell { min-width: 110px; }
    .score-bar { width: 100%; height: 7px; border-radius: 99px; background: #e4dfd5; overflow: hidden; }
    .score-fill { height: 100%; border-radius: inherit; background: var(--fill); }
    .score-value { margin-top: 5px; color: var(--muted); font-size: 11px; }

    .risk-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 18px; }
    .risk-panel { padding: 24px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); }
    .risk-panel h3 { margin: 0 0 4px; font-size: 24px; }
    .risk-panel > p { margin: 0 0 18px; color: var(--muted); font-size: 13px; }
    .risk-bar-row { margin: 16px 0; }
    .risk-bar-head { display: flex; justify-content: space-between; gap: 12px; margin-bottom: 6px; font-size: 12px; }
    .risk-bar-track { height: 13px; border-radius: 99px; background: #ebe6dc; overflow: hidden; }
    .risk-bar-fill { height: 100%; border-radius: inherit; }
    .zero-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
    .zero-card { padding: 16px; border-radius: 16px; color: white; background: var(--dark); }
    .zero-card span { display: block; color: #b8c8c0; font-size: 11px; }
    .zero-card strong { display: block; margin-top: 3px; font-size: 19px; }

    .catastrophe-section { margin-top: 22px; padding: 26px; border: 1px solid var(--line); border-radius: 30px; background: #ece8de; }
    .catastrophe-head { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 18px; }
    .catastrophe-head h3 { margin: 7px 0 0; font-size: clamp(25px, 3vw, 38px); line-height: 1.05; letter-spacing: -.035em; }
    .catastrophe-head p { max-width: 520px; margin: 0; color: var(--muted); font-size: 13px; }
    .catastrophe-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
    .catastrophe-card { padding: 17px; border-radius: 18px; background: var(--card); border-top: 4px solid var(--cat-color); }
    .catastrophe-title { display: flex; align-items: center; gap: 9px; margin-bottom: 11px; font-size: 14px; }
    .catastrophe-row { display: flex; justify-content: space-between; gap: 12px; padding: 9px 0; border-top: 1px solid var(--line); color: var(--muted); font-size: 11px; }
    .catastrophe-row strong { color: var(--ink); white-space: nowrap; font-size: 12px; }
    .catastrophe-explain { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 14px; }
    .catastrophe-explain article { padding: 17px; border-radius: 17px; background: var(--dark); color: white; }
    .catastrophe-explain strong { font-size: 15px; }
    .catastrophe-explain p { margin: 7px 0 0; color: #b8c8c0; font-size: 12px; }
    .critical-rule { margin-top: 12px; padding: 15px 17px; border-radius: 14px; background: #ffe6b5; color: #6c4c14; font-size: 13px; }

    .topic-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
    .topic { padding: 22px; border: 1px solid var(--line); border-radius: 22px; background: var(--card); }
    .topic-number { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 10px; background: var(--lime); font-size: 12px; font-weight: 900; }
    .topic h3 { margin: 16px 0 7px; font-size: 18px; }
    .topic p { margin: 0; color: var(--muted); font-size: 13px; }

    .method {
      display: grid;
      grid-template-columns: .8fr 1.2fr;
      gap: 24px;
      padding: 28px;
      border-radius: 30px;
      background: var(--dark);
      color: white;
    }
    .method h2 { margin: 10px 0; font-size: 36px; line-height: 1; }
    .method p { color: #bdcac4; }
    .formula { display: grid; gap: 10px; }
    .formula-row { padding: 15px 17px; border: 1px solid rgba(255,255,255,.12); border-radius: 15px; background: rgba(255,255,255,.055); }
    .formula-row code { color: var(--lime); font-size: 13px; }
    .formula-row small { display: block; margin-top: 5px; color: #aebdb6; }

    .sources { columns: 2; column-gap: 36px; }
    .source-group { break-inside: avoid; margin-bottom: 24px; }
    .source-group h3 { margin: 0 0 8px; font-size: 15px; }
    .source-group a { display: block; margin: 7px 0; color: var(--green); font-size: 13px; text-underline-offset: 3px; }
    .disclaimer { padding: 18px 20px; border-left: 4px solid var(--amber); background: #fff4dc; color: #705b32; font-size: 13px; }

    footer { padding: 28px 0 50px; color: var(--muted); font-size: 12px; }
    .footer-row { display: flex; justify-content: space-between; gap: 18px; align-items: center; }
    .print-button { border: 1px solid var(--line); border-radius: 999px; padding: 10px 15px; color: var(--ink); background: var(--card); font-weight: 800; }

    @media (max-width: 980px) {
      .hero-grid, .risk-grid, .method { grid-template-columns: 1fr; }
      .verdict-grid { grid-template-columns: repeat(2, 1fr); }
      .control-panel { grid-template-columns: repeat(2, 1fr); }
      .control-main { grid-column: span 2; }
      .model-grid { grid-template-columns: 1fr; }
      .catastrophe-grid { grid-template-columns: repeat(2, 1fr); }
      .catastrophe-explain { grid-template-columns: 1fr; }
      .topic-grid { grid-template-columns: repeat(2, 1fr); }
    }

    @media (max-width: 640px) {
      .container { width: min(100% - 20px, 1180px); }
      .hero { padding-top: 18px; }
      .hero-copy { padding: 28px 22px; border-radius: 28px; }
      .hero-visual { min-height: 220px; }
      .hero h1 { font-size: 43px; }
      section { padding: 32px 0; }
      .section-head { align-items: start; flex-direction: column; }
      .verdict-grid, .summary-strip, .scope-grid, .topic-grid { grid-template-columns: 1fr; }
      .control-panel { grid-template-columns: 1fr; padding: 12px; }
      .control-main { grid-column: auto; }
      .cost-row { grid-template-columns: 96px minmax(0,1fr); gap: 9px; }
      .cost-number { grid-column: 2; text-align: left; }
      .model-top { padding: 20px; }
      .mini-car { display: none; }
      .model-stats { grid-template-columns: 1fr; }
      .model-stat { border-right: 0; border-bottom: 1px solid var(--line); }
      .model-stat:last-child { border-bottom: 0; }
      .ratings, .detail-columns { grid-template-columns: 1fr; }
      .zero-cards, .catastrophe-grid { grid-template-columns: 1fr; }
      .catastrophe-section { padding: 18px; }
      .catastrophe-head, .fuel-economy-head { align-items: start; flex-direction: column; }
      .sources { columns: 1; }
      .footer-row { align-items: start; flex-direction: column; }
    }

    @media print {
      body { background: white; }
      .nav-wrap, .control-panel, .print-button { display: none !important; }
      .hero { padding-top: 0; }
      .hero-copy, .method { print-color-adjust: exact; -webkit-print-color-adjust: exact; }
      section { break-inside: avoid; padding: 24px 0; }
      .model-card { break-inside: avoid; }
      .card-details .detail-content { display: block; }
    }