/* roulang page: index */
:root {
      --yellow: #D9A21B;
      --yellow-dark: #C08E12;
      --orange: #B4532A;
      --ink: #1A1C1E;
      --steel: #4E5963;
      --concrete: #EFECE6;
      --paper: #F7F5F1;
      --dark: #141516;
      --text: #222428;
      --muted: #5C6166;
      --line: #D8D2C6;
      --white: #FFFdf8;
      --radius: 6px;
      --radius-sm: 3px;
      --shadow: 0 3px 8px rgba(26, 28, 30, 0.12);
      --shadow-hover: 0 6px 12px rgba(26, 28, 30, 0.16);
      --space: 24px;
      --max: 1240px;
      --nav-h: 64px;
      --focus: 0 0 0 2px #fff, 0 0 0 4px var(--yellow);
    }
    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      font-family: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
      font-size: 17px;
      line-height: 1.8;
      color: var(--text);
      background: var(--paper);
      letter-spacing: 0;
    }
    img { max-width: 100%; display: block; height: auto; }
    a { color: inherit; text-decoration: none; }
    button, input, select, textarea { font-family: inherit; font-size: inherit; }
    button { cursor: pointer; }
    h1, h2, h3, h4 { margin: 0; font-weight: 600; line-height: 1.28; color: var(--ink); }
    p { margin: 0 0 0.95em; }
    ul { margin: 0; padding: 0; list-style: none; }
    table { border-collapse: collapse; width: 100%; }
    .num { font-variant-numeric: tabular-nums; font-feature-settings: "tnum"; }
    .container { width: min(100% - 32px, var(--max)); margin-inline: auto; }
    .skip {
      position: absolute; left: -999px; top: 0;
    }
    .skip:focus { left: 16px; top: 8px; z-index: 80; background: var(--yellow); padding: 8px 12px; }
    .btn {
      display: inline-flex; align-items: center; justify-content: center; gap: 8px;
      min-height: 44px; padding: 0 18px; border-radius: 3px; border: 1px solid transparent;
      font-weight: 600; font-size: 15px; transition: background .2s, transform .15s, border-color .2s, color .2s;
    }
    .btn:focus-visible { outline: none; box-shadow: var(--focus); }
    .btn:active { transform: translateY(1px); }
    .btn-primary { background: var(--yellow); color: var(--ink); }
    .btn-primary:hover { background: var(--yellow-dark); }
    .btn-ghost { background: transparent; color: var(--ink); border-color: var(--ink); }
    .btn-ghost:hover { background: var(--ink); color: #fff; }
    .btn-light { background: transparent; color: #fff; border-color: rgba(255,255,255,.7); }
    .btn-light:hover { background: #fff; color: var(--ink); }
    .btn-link {
      display: inline-flex; align-items: center; gap: 6px; color: var(--orange);
      font-weight: 600; font-size: 14px; min-height: 44px;
    }
    .btn-link:hover { color: var(--ink); }
    .btn-link:focus-visible { outline: none; box-shadow: var(--focus); border-radius: 3px; }
    .kicker {
      display: inline-flex; align-items: center; gap: 8px;
      font-size: 12px; font-weight: 600; letter-spacing: .08em; color: var(--orange);
      text-transform: none;
    }
    .kicker::before {
      content: ""; width: 18px; height: 3px; background: var(--yellow);
    }
    .section { padding: 88px 0 72px; }
    .section + .section { border-top: 1px solid var(--line); }
    .section h2 { font-size: clamp(24px, 3vw, 34px); margin-bottom: 14px; }
    .section .lead { max-width: 760px; color: var(--muted); margin-bottom: 32px; font-size: 16px; line-height: 1.85; }
    .section-head { margin-bottom: 28px; }
    .bg-paper { background: var(--paper); }
    .bg-concrete { background: var(--concrete); }
    .tag {
      display: inline-flex; align-items: center; min-height: 28px; padding: 0 10px;
      border: 1px solid var(--line); border-radius: 2px; background: var(--white);
      font-size: 12px; color: var(--steel); font-weight: 500;
    }
    .tag-yellow { background: var(--yellow); border-color: var(--yellow); color: var(--ink); }
    .site-header { position: relative; z-index: 40; }
    .topbar {
      background: var(--ink); color: #d7d2c8; font-size: 13px;
    }
    .topbar .container {
      display: flex; align-items: center; justify-content: space-between;
      min-height: 38px; gap: 16px;
    }
    .topbar a { color: #f3efe6; }
    .topbar a:hover { color: var(--yellow); }
    .topbar-left, .topbar-right { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
    .nav-main {
      background: var(--white); border-bottom: 1px solid var(--line);
      position: sticky; top: 0; z-index: 50;
    }
    .nav-main.is-stuck { box-shadow: 0 2px 8px rgba(26,28,30,.08); }
    .nav-row {
      display: flex; align-items: center; justify-content: space-between;
      min-height: var(--nav-h); gap: 20px;
    }
    .logo {
      display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; color: var(--ink);
    }
    .logo-mark {
      width: 34px; height: 34px; border: 1.5px solid var(--ink); border-radius: 4px;
      display: grid; place-items: center; background:
        repeating-linear-gradient(-45deg, transparent, transparent 4px, rgba(217,162,27,.35) 4px, rgba(217,162,27,.35) 6px);
    }
    .logo:hover { color: var(--orange); }
    .logo:focus-visible { outline: none; box-shadow: var(--focus); border-radius: 4px; }
    .nav-links { display: flex; align-items: center; gap: 4px; }
    .nav-links a {
      position: relative; padding: 8px 10px; font-size: 14px; font-weight: 500; color: var(--steel); min-height: 44px;
      display: inline-flex; align-items: center;
    }
    .nav-links a:hover { color: var(--ink); }
    .nav-links a.active { color: var(--ink); }
    .nav-links a.active::after,
    .nav-links a:hover::after {
      content: ""; position: absolute; left: 10px; right: 10px; bottom: 6px; height: 2px; background: var(--yellow);
    }
    .nav-toggle {
      display: none; width: 44px; height: 44px; border: 1px solid var(--ink); background: var(--white); border-radius: 3px;
      position: relative;
    }
    .nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
      position: absolute; left: 11px; width: 20px; height: 2px; background: var(--ink); content: "";
    }
    .nav-toggle span { top: 21px; }
    .nav-toggle span::before { top: -6px; }
    .nav-toggle span::after { top: 6px; }
    .hero {
      position: relative; min-height: 92vh; display: flex; align-items: stretch; overflow: hidden; color: #fff;
      background: var(--dark);
    }
    .hero-slides { position: absolute; inset: 0; }
    .hero-slide {
      position: absolute; inset: 0; opacity: 0; transition: opacity .7s ease;
      background-size: cover; background-position: center;
    }
    .hero-slide.is-on { opacity: 1; }
    .hero-slide::after {
      content: ""; position: absolute; inset: 0;
      background: linear-gradient(90deg, rgba(20,21,22,.88) 0%, rgba(20,21,22,.62) 48%, rgba(20,21,22,.35) 100%);
    }
    .hero .container {
      position: relative; z-index: 2; display: grid; grid-template-columns: 1.15fr .85fr;
      gap: 36px; align-items: center; padding: 72px 0 88px;
    }
    .hero-brand { font-size: 13px; font-weight: 600; color: var(--yellow); margin-bottom: 10px; }
    .hero h1 { color: #fff; font-size: clamp(32px, 4.4vw, 52px); max-width: 16ch; margin-bottom: 18px; }
    .hero-lead { color: #ddd6c8; max-width: 42em; font-size: 16px; line-height: 1.85; margin-bottom: 26px; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 28px; }
    .kpi-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
    .kpi {
      background: rgba(26,28,30,.72); border: 1px solid rgba(217,162,27,.45);
      padding: 12px 12px 10px; border-radius: 4px; position: relative;
    }
    .kpi::before {
      content: ""; position: absolute; top: 6px; right: 8px; width: 6px; height: 6px; border-radius: 50%; background: var(--yellow);
    }
    .kpi b { display: block; font-size: clamp(26px, 3vw, 36px); line-height: 1.1; color: #fff; font-weight: 700; }
    .kpi span { display: block; font-size: 12px; color: #cfc6b6; margin-top: 4px; }
    .hero-aside { display: grid; gap: 12px; }
    .pick-card {
      display: grid; grid-template-columns: 96px 1fr; gap: 12px; background: rgba(247,245,241,.94); color: var(--ink);
      border-radius: 6px; overflow: hidden; border: 1px solid rgba(255,255,255,.08); box-shadow: var(--shadow);
      min-height: 108px;
    }
    .pick-card img { width: 96px; height: 100%; object-fit: cover; }
    .pick-card div { padding: 12px 12px 10px 0; }
    .pick-card h3 { font-size: 16px; margin-bottom: 4px; }
    .pick-card p { font-size: 13px; color: var(--muted); margin: 0; line-height: 1.6; }
    .hero-ctrl { position: absolute; z-index: 3; inset: auto 16px 22px auto; display: flex; gap: 8px; }
    .hero-ctrl button, .dots button {
      width: 44px; height: 44px; border: 1px solid rgba(255,255,255,.5); background: rgba(20,21,22,.45); color: #fff; border-radius: 3px;
    }
    .hero-ctrl button:hover { background: var(--yellow); color: var(--ink); border-color: var(--yellow); }
    .hero-ctrl button:focus-visible, .dots button:focus-visible { outline: none; box-shadow: var(--focus); }
    .dots { position: absolute; z-index: 3; left: 50%; bottom: 22px; transform: translateX(-50%); display: flex; gap: 8px; }
    .dots button { width: 10px; height: 10px; min-width: 10px; border-radius: 50%; padding: 0; }
    .dots button.is-on { background: var(--yellow); border-color: var(--yellow); }
    .split { display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items: start; }
    .media-frame {
      position: relative; border-radius: 6px; overflow: hidden; box-shadow: var(--shadow);
      border: 1px solid var(--line);
    }
    .media-frame img { width: 100%; height: 100%; object-fit: cover; min-height: 420px; }
    .rivet {
      position: absolute; width: 8px; height: 8px; border-radius: 50%; background: #c9c2b4; box-shadow: inset 0 1px 1px #fff;
    }
    .rivet.tl { top: 10px; left: 10px; } .rivet.tr { top: 10px; right: 10px; }
    .rivet.bl { bottom: 10px; left: 10px; } .rivet.br { bottom: 10px; right: 10px; }
    .spec-table { width: 100%; font-size: 14px; margin: 18px 0 8px; }
    .spec-table th, .spec-table td { border: 1px solid var(--line); padding: 10px 12px; text-align: left; }
    .spec-table th { background: var(--concrete); width: 38%; font-weight: 600; }
    .check-list { display: grid; gap: 10px; margin-top: 8px; }
    .check-list li {
      padding: 12px 14px 12px 16px; background: var(--white); border: 1px solid var(--line); border-left: 3px solid var(--yellow);
      font-size: 14px; color: var(--text);
    }
    .matrix { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
    .mx-card {
      background: var(--white); border: 1px solid var(--line); border-radius: 6px; overflow: hidden;
      box-shadow: 0 2px 4px rgba(26,28,30,.06); transition: transform .2s, box-shadow .2s; position: relative;
    }
    .mx-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
    .mx-card::after {
      content: ""; position: absolute; left: 0; bottom: 0; height: 3px; width: 0; background: linear-gradient(90deg, var(--yellow), var(--orange));
      transition: width .25s;
    }
    .mx-card:hover::after { width: 100%; }
    .mx-card img { width: 100%; height: 132px; object-fit: cover; }
    .mx-card .body { padding: 16px 16px 8px; }
    .mx-card h3 { font-size: 18px; margin-bottom: 8px; }
    .mx-card p { font-size: 14px; color: var(--muted); margin-bottom: 8px; }
    .equip { display: grid; grid-template-columns: 1.35fr 1fr 1fr; gap: 16px; }
    .eq-card {
      background: var(--white); border: 1px solid var(--line); border-radius: 6px; overflow: hidden; display: flex; flex-direction: column;
      box-shadow: 0 2px 4px rgba(26,28,30,.06); transition: transform .2s;
    }
    .eq-card:hover { transform: translateY(-2px); }
    .eq-card img { width: 100%; height: 220px; object-fit: cover; }
    .eq-card.big img { height: 280px; }
    .eq-card .body { padding: 18px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
    .eq-meta { display: flex; gap: 8px; flex-wrap: wrap; }
    .eq-card h3 { font-size: 22px; }
    .eq-card ul { font-size: 14px; color: var(--muted); display: grid; gap: 6px; }
    .eq-card ul li::before { content: "▸ "; color: var(--yellow); }
    .compare-wrap { overflow-x: auto; }
    .compare { min-width: 680px; font-size: 14px; background: var(--white); }
    .compare th, .compare td { padding: 14px 16px; border-bottom: 1px solid var(--line); text-align: left; }
    .compare thead th { background: var(--ink); color: #fff; font-weight: 600; }
    .compare tbody th { width: 22%; background: var(--concrete); }
    .compare .win { background: #f7efd4; font-weight: 600; color: var(--ink); }
    .bar { height: 8px; background: #e4ddd1; border-radius: 99px; overflow: hidden; margin-top: 6px; }
    .bar > i { display: block; height: 100%; background: var(--yellow); }
    .bar.alt > i { background: var(--steel); }
    .dark-case {
      background: var(--dark); color: #e7e1d6; position: relative; overflow: hidden;
    }
    .dark-case::before {
      content: ""; position: absolute; inset: 0; opacity: .22;
      background: url("/assets/images/5c197baace9ea61b.jpg") center/cover no-repeat;
    }
    .dark-case .container { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr 1fr; gap: 36px; }
    .dark-case h2, .dark-case h3 { color: #fff; }
    .case-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin: 22px 0; }
    .case-metrics div { border: 1px solid rgba(217,162,27,.35); padding: 12px; background: rgba(20,21,22,.55); }
    .case-metrics b { display: block; font-size: 28px; color: var(--yellow); }
    .case-metrics span { font-size: 12px; color: #c9c2b4; }
    .slices { display: grid; gap: 12px; max-height: 460px; overflow: auto; padding-right: 6px; }
    .slice {
      display: grid; grid-template-columns: 120px 1fr; gap: 12px; background: rgba(247,245,241,.08);
      border: 1px solid rgba(255,255,255,.08); padding: 10px;
    }
    .slice img { width: 120px; height: 86px; object-fit: cover; }
    .slice h3 { font-size: 16px; margin-bottom: 4px; }
    .slice p { font-size: 13px; margin: 0; color: #d4cbbd; }
    .timeline {
      display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; position: relative; margin-top: 12px;
    }
    .timeline::before {
      content: ""; position: absolute; left: 8%; right: 8%; top: 18px; height: 2px; background: var(--yellow);
    }
    .tl-item { padding: 0 10px; }
    .tl-item .dot {
      width: 16px; height: 16px; border: 3px solid var(--yellow); background: var(--ink); border-radius: 50%; margin-bottom: 16px; position: relative; z-index: 1;
    }
    .tl-item h3 { font-size: 16px; margin-bottom: 8px; }
    .tl-item p { font-size: 14px; color: var(--muted); }
    .stories { display: grid; gap: 28px; }
    .story {
      display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: center;
      background: var(--white); border: 1px solid var(--line); border-radius: 6px; overflow: hidden;
    }
    .story.reverse { direction: rtl; }
    .story.reverse > * { direction: ltr; }
    .story img { width: 100%; height: 280px; object-fit: cover; }
    .story .txt { padding: 28px; }
    .quote { font-size: 16px; border-left: 3px solid var(--yellow); padding-left: 12px; color: var(--ink); margin: 12px 0 0; }
    .stats {
      background: var(--concrete);
      background-image: repeating-linear-gradient(135deg, rgba(217,162,27,.08) 0 8px, transparent 8px 16px);
    }
    .stats-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
    .stat {
      text-align: center; padding: 18px 8px; background: var(--white); border: 1px solid var(--line); border-radius: 4px;
    }
    .stat b { display: block; font-size: 34px; color: var(--ink); line-height: 1.1; }
    .stat em { font-style: normal; font-size: 14px; color: var(--orange); }
    .stat span { display: block; font-size: 12px; color: var(--muted); margin-top: 6px; }
    .reviews { display: grid; grid-template-columns: 1.2fr .8fr; gap: 14px; }
    .rev-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
    .rev {
      background: var(--white); border: 1px solid var(--line); padding: 18px; border-radius: 6px;
      box-shadow: 0 2px 4px rgba(26,28,30,.05);
    }
    .rev.tall { grid-row: span 2; }
    .stars { color: var(--yellow); letter-spacing: 2px; font-size: 14px; margin-bottom: 8px; }
    .rev p { font-size: 14px; color: var(--muted); }
    .rev-user { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin-top: 12px; font-size: 13px; }
    .news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
    .news {
      background: var(--white); border: 1px solid var(--line); border-radius: 6px; overflow: hidden; display: flex; flex-direction: column;
      transition: transform .2s;
    }
    .news:hover { transform: translateY(-2px); }
    .news img { height: 160px; width: 100%; object-fit: cover; }
    .news .body { padding: 16px; }
    .news time { font-size: 12px; color: var(--steel); }
    .news h3 { font-size: 17px; margin: 6px 0 8px; }
    .news p { font-size: 14px; color: var(--muted); margin: 0; }
    .more-row { margin-top: 18px; }
    .cert-table { background: var(--white); border: 1px solid var(--line); }
    .cert-table th, .cert-table td { padding: 14px 16px; border-bottom: 1px solid var(--line); font-size: 14px; text-align: left; vertical-align: top; }
    .cert-table tr:last-child td, .cert-table tr:last-child th { border-bottom: 0; }
    .cert-table th { width: 22%; background: var(--ink); color: #fff; }
    .flow { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
    .flow span {
      background: var(--white); border: 1px dashed var(--steel); padding: 8px 12px; font-size: 13px; border-radius: 2px;
    }
    .quick { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
    .quick a {
      display: block; background: var(--white); border: 1px solid var(--line); padding: 14px 16px; min-height: 44px;
      border-radius: 4px; transition: border-color .2s, transform .2s;
    }
    .quick a:hover { border-color: var(--yellow); transform: translateY(-1px); }
    .quick strong { display: block; margin-bottom: 4px; font-size: 15px; }
    .quick span { font-size: 13px; color: var(--muted); }
    .faq { display: grid; gap: 8px; }
    .faq-item { background: var(--white); border: 1px solid var(--line); border-radius: 4px; overflow: hidden; }
    .faq-item button {
      width: 100%; text-align: left; background: linear-gradient(#fbf8f1, #f3eee4); border: 0; padding: 16px 48px 16px 16px;
      font-weight: 600; position: relative; min-height: 52px; color: var(--ink);
    }
    .faq-item button::after {
      content: "+"; position: absolute; right: 16px; top: 50%; transform: translateY(-50%); color: var(--orange); font-size: 20px;
    }
    .faq-item.is-open button::after { content: "–"; }
    .faq-item button:hover { background: #efe8d8; }
    .faq-item button:focus-visible { outline: none; box-shadow: inset 0 0 0 2px var(--yellow); }
    .faq-item .ans { display: none; padding: 4px 16px 16px; font-size: 15px; color: var(--muted); }
    .faq-item.is-open .ans { display: block; }
    .form-panel {
      display: grid; grid-template-columns: .9fr 1.1fr; gap: 28px; background: var(--white);
      border: 1px solid var(--line); padding: 28px; border-radius: 6px; box-shadow: var(--shadow);
    }
    .form-panel label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; }
    .form-panel .field { margin-bottom: 14px; }
    .form-panel input, .form-panel select, .form-panel textarea {
      width: 100%; border: 1px solid var(--ink); border-radius: 3px; min-height: 44px; padding: 8px 10px; background: var(--paper);
    }
    .form-panel textarea { min-height: 96px; resize: vertical; }
    .form-panel input:focus, .form-panel select:focus, .form-panel textarea:focus {
      outline: none; border-color: var(--yellow); box-shadow: 0 0 0 2px rgba(217,162,27,.35);
    }
    .form-actions { display: flex; flex-wrap: wrap; gap: 10px; }
    .form-msg { display: none; margin-top: 12px; padding: 12px; background: #eef6e8; border: 1px solid #b7d7a8; color: #2d5016; font-size: 14px; }
    .form-msg.show { display: block; }
    .err { color: #9b2c2c; font-size: 12px; min-height: 16px; }
    .cta-band {
      margin-top: 36px; background: var(--dark); color: #fff; padding: 28px 24px;
      display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap;
    }
    .cta-band p { margin: 0; font-size: 20px; font-weight: 600; }
    .site-footer { background: #101112; color: #c9c3b8; padding: 48px 0 20px; }
    .foot-grid { display: grid; grid-template-columns: 1.3fr 1fr 1.1fr .9fr; gap: 28px; }
    .site-footer h3 { color: #fff; font-size: 16px; margin-bottom: 12px; }
    .site-footer a { color: #d7d0c4; }
    .site-footer a:hover { color: var(--yellow); }
    .site-footer ul { display: grid; gap: 8px; font-size: 14px; }
    .copy { border-top: 1px solid #2a2c2e; margin-top: 28px; padding-top: 16px; font-size: 13px; color: #8f8a82; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
    .hazard {
      height: 8px; background: repeating-linear-gradient(-45deg, var(--yellow) 0 10px, var(--ink) 10px 20px);
    }
    @media (max-width: 1024px) {
      .hero .container, .split, .dark-case .container, .form-panel, .reviews, .equip { grid-template-columns: 1fr; }
      .matrix, .news-grid { grid-template-columns: 1fr 1fr; }
      .kpi-row, .stats-grid, .timeline { grid-template-columns: repeat(3, 1fr); }
      .timeline { gap: 18px; }
      .timeline::before { display: none; }
      .eq-card img, .eq-card.big img { height: 200px; }
      .foot-grid { grid-template-columns: 1fr 1fr; }
    }
    @media (max-width: 768px) {
      .topbar .container { justify-content: center; min-height: 32px; }
      .topbar-right .hide-sm, .topbar-left span.hide-sm { display: none; }
      .nav-toggle { display: inline-flex; }
      .nav-links {
        position: fixed; inset: 102px 16px auto 16px; background: var(--white); border: 1px solid var(--line);
        flex-direction: column; align-items: stretch; padding: 8px; display: none; box-shadow: var(--shadow);
      }
      .nav-links.open { display: flex; }
      .nav-links a { min-height: 44px; }
      .hero { min-height: auto; }
      .hero .container { padding: 48px 0 96px; }
      .kpi-row, .stats-grid, .matrix, .news-grid, .quick, .rev-grid { grid-template-columns: 1fr 1fr; }
      .timeline { grid-template-columns: 1fr; }
      .story, .story.reverse, .pick-card, .slice { grid-template-columns: 1fr; direction: ltr; }
      .story img { height: 200px; }
      .media-frame img { min-height: 240px; }
      .section { padding: 64px 0 52px; }
    }
    @media (max-width: 520px) {
      body { font-size: 16px; }
      .container { width: min(100% - 24px, var(--max)); }
      .kpi-row, .stats-grid, .matrix, .news-grid, .quick, .rev-grid, .case-metrics, .foot-grid { grid-template-columns: 1fr; }
      .hero h1 { max-width: none; }
      .hero-ctrl { right: 8px; }
      .pick-card img { width: 100%; height: 140px; }
      .copy { flex-direction: column; }
    }