/* roulang page: index */
:root {
      --brand: #0E7A66;
      --brand-2: #1AA884;
      --brand-deep: #0B5C4D;
      --accent: #E0922F;
      --accent-soft: #F8E6C8;
      --mint: #E7F4EF;
      --bg: #F2F6F4;
      --bg-white: #FFFFFF;
      --ink: #1B211F;
      --muted: #5C6A66;
      --line: #D7E3DE;
      --dark: #121714;
      --dark-2: #16352F;
      --danger: #C4452D;
      --radius: 24px;
      --radius-sm: 14px;
      --pill: 999px;
      --shadow: 0 10px 30px rgba(18, 23, 20, .07);
      --shadow-hover: 0 18px 44px rgba(14, 122, 102, .16);
      --container: 1220px;
      --grad: linear-gradient(135deg, #0E7A66 0%, #1AA884 100%);
      --space: 104px;
      --space-m: 64px;
    }
    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      color: var(--ink);
      background: var(--bg-white);
      font-family: "Source Han Sans SC", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
      font-size: 16px;
      line-height: 1.75;
      overflow-x: hidden;
    }
    img { max-width: 100%; height: auto; display: block; }
    a { color: var(--brand); text-decoration: none; }
    a:hover { color: var(--brand-deep); }
    button, input, select, textarea { font: inherit; color: inherit; }
    button { cursor: pointer; border: 0; background: none; }
    h1, h2, h3, p { margin: 0; }
    ul { margin: 0; padding: 0; list-style: none; }
    :focus-visible {
      outline: 2px solid var(--accent);
      outline-offset: 4px;
    }
    .skip {
      position: absolute;
      left: 12px;
      top: -40px;
      background: var(--accent);
      color: #fff;
      padding: 8px 14px;
      border-radius: 8px;
      z-index: 100;
    }
    .skip:focus { top: 12px; }
    .container {
      width: min(100% - 40px, var(--container));
      margin: 0 auto;
    }
    .num { font-variant-numeric: tabular-nums; }
    .site-header { position: relative; z-index: 60; }
    .topbar {
      background: var(--dark);
      color: #C9D4CF;
      min-height: 46px;
      display: flex;
      align-items: center;
    }
    .topbar-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
      width: min(100% - 40px, var(--container));
      margin: 0 auto;
      font-size: 13px;
    }
    .topbar a { color: #F4F7F6; }
    .topbar a:hover { color: var(--accent); }
    .top-contacts, .top-meta { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
    .split { opacity: .4; }
    .badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      min-height: 28px;
      padding: 0 10px;
      border-radius: var(--pill);
      background: var(--mint);
      color: var(--brand-deep);
      font-size: 12px;
      font-weight: 600;
      font-variant-numeric: tabular-nums;
      white-space: nowrap;
    }
    .badge.amber { background: var(--accent-soft); color: #8A5A12; }
    .badge.ghost { background: rgba(255,255,255,.12); color: #E7F4EF; }
    .badge.dark { background: rgba(14,122,102,.12); color: var(--brand); }
    .badge i {
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: currentColor;
      display: inline-block;
    }
    .mainbar {
      position: sticky;
      top: 0;
      z-index: 61;
      background: #fff;
      border-bottom: 1px solid var(--line);
      min-height: 80px;
      display: flex;
      align-items: center;
    }
    .mainbar.is-stuck { box-shadow: var(--shadow); }
    .mainbar-inner {
      width: min(100% - 40px, var(--container));
      margin: 0 auto;
      display: flex;
      align-items: center;
      gap: 24px;
    }
    .logo {
      display: flex;
      align-items: center;
      gap: 10px;
      color: var(--ink);
      font-weight: 800;
      letter-spacing: .02em;
      flex-shrink: 0;
    }
    .logo:hover { color: var(--brand); }
    .logo-mark {
      width: 38px;
      height: 38px;
      border-radius: 12px;
      background: var(--grad);
      display: grid;
      place-items: center;
      box-shadow: 0 8px 18px rgba(14,122,102,.25);
    }
    .logo-text { font-size: 18px; }
    .nav-desktop {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
      flex: 1;
    }
    .nav-desktop a {
      color: var(--muted);
      font-size: 14px;
      font-weight: 600;
      padding: 10px 10px;
      min-height: 44px;
      display: inline-flex;
      align-items: center;
      border-radius: 10px;
    }
    .nav-desktop a:hover, .nav-desktop a.is-active { color: var(--brand); background: var(--mint); }
    .header-cta { margin-left: auto; flex-shrink: 0; }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 46px;
      padding: 0 20px;
      border-radius: var(--pill);
      font-weight: 700;
      font-size: 14px;
      transition: .22s ease;
      border: 2px solid transparent;
    }
    .btn-primary {
      background: var(--grad);
      color: #fff;
      box-shadow: 0 10px 20px rgba(14,122,102,.22);
    }
    .btn-primary:hover { color: #fff; filter: brightness(1.08); transform: translateY(-1px); box-shadow: var(--shadow-hover); }
    .btn-primary:active { transform: translateY(0); }
    .btn-secondary {
      background: #fff;
      color: var(--brand);
      border-color: var(--brand);
    }
    .btn-secondary:hover { background: var(--mint); color: var(--brand-deep); }
    .btn-ghost {
      background: transparent;
      color: #fff;
      border-color: rgba(255,255,255,.4);
    }
    .btn-ghost:hover { background: rgba(255,255,255,.1); color: #fff; }
    .hamburger {
      display: none;
      width: 44px;
      height: 44px;
      margin-left: auto;
      border-radius: 12px;
      border: 1px solid var(--line);
      align-items: center;
      justify-content: center;
      flex-direction: column;
      gap: 5px;
    }
    .hamburger span {
      display: block;
      width: 18px;
      height: 2px;
      background: var(--ink);
      border-radius: 2px;
    }
    .drawer-mask {
      position: fixed;
      inset: 0;
      background: rgba(18,23,20,.48);
      opacity: 0;
      pointer-events: none;
      transition: .25s ease;
      z-index: 70;
    }
    .drawer-mask.is-open { opacity: 1; pointer-events: auto; }
    .drawer {
      position: fixed;
      top: 0;
      right: 0;
      width: min(86vw, 360px);
      height: 100%;
      background: #fff;
      z-index: 80;
      transform: translateX(100%);
      transition: transform .28s ease;
      padding: 24px 20px 32px;
      display: flex;
      flex-direction: column;
      gap: 18px;
      box-shadow: -16px 0 40px rgba(18,23,20,.12);
    }
    .drawer.is-open { transform: none; }
    .drawer-head { display: flex; justify-content: space-between; align-items: center; }
    .drawer-close {
      width: 44px;
      height: 44px;
      border-radius: 12px;
      background: var(--bg);
      font-size: 22px;
    }
    .drawer nav { display: flex; flex-direction: column; gap: 6px; }
    .drawer nav a {
      min-height: 48px;
      display: flex;
      align-items: center;
      padding: 0 12px;
      border-radius: 12px;
      color: var(--ink);
      font-weight: 700;
    }
    .drawer nav a:hover, .drawer nav a.is-active { background: var(--mint); color: var(--brand); }
    section { padding: var(--space) 0; position: relative; }
    .bg-alt { background: var(--bg); }
    .bg-white { background: #fff; }
    .kicker {
      color: var(--brand);
      font-size: 13px;
      font-weight: 700;
      letter-spacing: .08em;
      margin-bottom: 10px;
    }
    .kicker::after {
      content: "";
      display: inline-block;
      width: 28px;
      height: 3px;
      margin-left: 8px;
      border-radius: 4px;
      background: var(--grad);
      vertical-align: middle;
    }
    h1 {
      font-size: clamp(28px, 4vw, 46px);
      line-height: 1.22;
      font-weight: 800;
    }
    h2 {
      font-size: clamp(24px, 3vw, 32px);
      line-height: 1.3;
      font-weight: 800;
    }
    h3 { font-size: 19px; line-height: 1.4; font-weight: 750; }
    .lead {
      color: var(--muted);
      max-width: 760px;
      margin-top: 14px;
    }
    .section-head { margin-bottom: 36px; max-width: 820px; }
    .hero {
      padding: 0;
      min-height: 680px;
      background: var(--dark);
      overflow: hidden;
    }
    .hero-slider { position: relative; min-height: 680px; }
    .hero-slide {
      position: absolute;
      inset: 0;
      opacity: 0;
      pointer-events: none;
      transition: opacity .6s ease;
    }
    .hero-slide.is-active { opacity: 1; pointer-events: auto; position: relative; }
    .hero-slide img {
      width: 100%;
      height: 680px;
      object-fit: cover;
      filter: saturate(1.05);
    }
    .hero-mask {
      position: absolute;
      inset: 0;
      background:
        linear-gradient(135deg, rgba(12, 28, 24, .82) 0%, rgba(14, 122, 102, .42) 55%, rgba(18, 23, 20, .28) 100%);
    }
    .hero-content {
      position: absolute;
      inset: 0;
      display: flex;
      align-items: center;
      z-index: 2;
    }
    .hero-grid {
      display: grid;
      grid-template-columns: 1.15fr .85fr;
      gap: 36px;
      align-items: center;
      width: min(100% - 40px, var(--container));
      margin: 0 auto;
      color: #fff;
    }
    .hero-copy .kicker, .hero-copy .kicker::after { color: #B7E4D6; }
    .hero-copy .lead { color: #D7E4DF; max-width: 640px; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
    .hero-badges { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
    .hero-panel {
      background: rgba(18, 23, 20, .72);
      border: 1px solid rgba(255,255,255,.12);
      border-radius: 26px;
      padding: 22px;
      box-shadow: 0 18px 40px rgba(0,0,0,.25);
    }
    .hero-panel h3 { margin-bottom: 8px; }
    .hero-panel p { color: #C9D4CF; font-size: 14px; }
    .spec-list { margin-top: 16px; display: grid; gap: 10px; }
    .spec-list li {
      display: flex;
      justify-content: space-between;
      gap: 12px;
      padding: 10px 12px;
      background: rgba(255,255,255,.06);
      border-radius: 12px;
      font-size: 14px;
      font-variant-numeric: tabular-nums;
    }
    .spec-list span { color: #A9B8B2; }
    .hero-panel .btn { width: 100%; margin-top: 16px; }
    .hero-nav {
      position: absolute;
      left: 0;
      right: 0;
      bottom: 24px;
      z-index: 3;
      display: flex;
      justify-content: space-between;
      align-items: center;
      width: min(100% - 40px, var(--container));
      margin: 0 auto;
    }
    .hero-arrows { display: flex; gap: 8px; }
    .icon-btn {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: rgba(255,255,255,.14);
      color: #fff;
      display: grid;
      place-items: center;
      border: 1px solid rgba(255,255,255,.2);
    }
    .icon-btn:hover { background: rgba(26,168,132,.85); }
    .dots { display: flex; gap: 8px; }
    .dots button {
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: rgba(255,255,255,.35);
    }
    .dots button.is-active { width: 26px; border-radius: 8px; background: var(--accent); }
    .pain-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
    }
    .pain-card, .story-card, .news-card, .review-card, .product-card, .bento-card, .audience-card {
      background: #fff;
      border-radius: var(--radius);
      box-shadow: var(--shadow);
      overflow: hidden;
      transition: .22s ease;
    }
    .pain-card:hover, .story-card:hover, .news-card:hover, .review-card:hover, .product-card:hover, .bento-card:hover, .audience-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
    }
    .pain-card img, .story-card img, .news-card img { width: 100%; height: 168px; object-fit: cover; }
    .card-body { padding: 20px; }
    .card-body p { color: var(--muted); font-size: 14px; margin-top: 8px; }
    .intro-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
    }
    .intro-visual {
      position: relative;
      border-radius: 28px;
      overflow: hidden;
      min-height: 420px;
      box-shadow: var(--shadow);
    }
    .intro-visual img { width: 100%; height: 100%; min-height: 420px; object-fit: cover; }
    .float-badges {
      position: absolute;
      right: 16px;
      bottom: 16px;
      display: grid;
      gap: 8px;
    }
    .timeline {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
      position: relative;
    }
    .timeline::before {
      content: "";
      position: absolute;
      top: 27px;
      left: 7%;
      right: 7%;
      height: 3px;
      background: var(--grad);
      opacity: .35;
    }
    .step {
      background: #fff;
      border-radius: var(--radius);
      padding: 22px 20px 24px;
      box-shadow: var(--shadow);
      position: relative;
    }
    .step-no {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      display: grid;
      place-items: center;
      color: #fff;
      background: var(--grad);
      font-weight: 800;
      margin-bottom: 14px;
      font-variant-numeric: tabular-nums;
    }
    .step p { color: var(--muted); font-size: 14px; margin-top: 8px; }
    .bento {
      display: grid;
      grid-template-columns: repeat(12, 1fr);
      gap: 18px;
    }
    .bento-card { padding: 0; }
    .bento-card .card-body { padding: 24px; }
    .bento-card:nth-child(1),
    .bento-card:nth-child(2) { grid-column: span 6; min-height: 230px; }
    .bento-card:nth-child(n+3) { grid-column: span 3; }
    .icon-dot {
      width: 36px;
      height: 36px;
      border-radius: 12px;
      background: var(--mint);
      color: var(--brand);
      display: grid;
      place-items: center;
      margin-bottom: 14px;
      font-weight: 800;
    }
    .product-block {
      display: grid;
      grid-template-columns: 1.05fr .95fr;
      gap: 0;
      background: #fff;
      border-radius: 28px;
      overflow: hidden;
      box-shadow: var(--shadow);
      margin-bottom: 22px;
      transition: .22s ease;
    }
    .product-block:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
    .product-block.reverse { grid-template-columns: .95fr 1.05fr; }
    .product-block.reverse .product-copy { order: -1; }
    .product-block.feature {
      grid-template-columns: 1.2fr .8fr;
      background: linear-gradient(135deg, #16352F, #0E7A66);
      color: #fff;
    }
    .product-block img { width: 100%; height: 100%; min-height: 340px; object-fit: cover; }
    .product-copy { padding: 36px 32px; }
    .product-block.feature .lead, .product-block.feature p { color: #D5E6E0; }
    .param-bar {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin: 18px 0 22px;
    }
    .tier-board {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 16px;
      margin-top: 28px;
    }
    .tier {
      background: #fff;
      border-radius: 22px;
      padding: 22px;
      box-shadow: var(--shadow);
      border: 1px solid var(--line);
    }
    .tier.is-hot {
      border-color: var(--accent);
      box-shadow: 0 16px 36px rgba(224,146,47,.16);
      transform: translateY(-4px);
    }
    .tier ul { margin: 12px 0 18px; }
    .tier li {
      padding: 7px 0;
      border-bottom: 1px dashed var(--line);
      color: var(--muted);
      font-size: 14px;
    }
    .tier .btn { width: 100%; }
    .cases {
      padding: 0;
      color: #fff;
      background: linear-gradient(135deg, #121714 0%, #16352F 100%);
      overflow: hidden;
    }
    .cases-inner {
      position: relative;
      padding: var(--space) 0;
    }
    .cases-bg {
      position: absolute;
      inset: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: .22;
    }
    .cases-glow, .cases-grid {
      position: absolute;
      inset: 0;
      pointer-events: none;
    }
    .cases-glow {
      background: radial-gradient(circle at 82% 18%, rgba(26,168,132,.28), transparent 36%);
    }
    .cases-grid {
      background-image:
        linear-gradient(rgba(26,168,132,.07) 1px, transparent 1px),
        linear-gradient(90deg, rgba(26,168,132,.07) 1px, transparent 1px);
      background-size: 48px 48px;
    }
    .cases-layout {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 24px;
    }
    .case-card {
      background: rgba(18,23,20,.55);
      border: 1px solid rgba(255,255,255,.1);
      border-radius: 24px;
      padding: 24px;
    }
    .case-card p { color: #C9D4CF; margin-top: 10px; }
    .idea {
      margin-top: 18px;
      padding: 22px 24px;
      border-left: 4px solid var(--accent);
      background: rgba(255,255,255,.05);
      border-radius: 0 18px 18px 0;
    }
    .metrics { background: var(--bg); }
    .metric-row {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 14px;
    }
    .metric {
      background: #fff;
      border-radius: 22px;
      padding: 24px 16px;
      text-align: center;
      box-shadow: var(--shadow);
    }
    .metric strong {
      display: block;
      font-size: 36px;
      line-height: 1.1;
      background: var(--grad);
      -webkit-background-clip: text;
      background-clip: text;
      color: transparent;
      font-variant-numeric: tabular-nums;
      border-bottom: 3px solid transparent;
      border-image: var(--grad) 1;
    }
    .metric span { color: var(--muted); font-size: 13px; }
    .stories-grid, .reviews-grid, .news-grid {
      display: grid;
      gap: 18px;
    }
    .stories-grid { grid-template-columns: 1fr 1fr; }
    .reviews-grid { grid-template-columns: repeat(4, 1fr); }
    .news-grid { grid-template-columns: repeat(4, 1fr); }
    .story-card { display: grid; grid-template-columns: .9fr 1.1fr; }
    .story-card img { height: 100%; min-height: 220px; }
    .meta { font-size: 13px; color: var(--muted); margin-bottom: 8px; }
    .stars { color: var(--accent); letter-spacing: 1px; font-size: 13px; }
    .audience-grid {
      display: grid;
      grid-template-columns: 1.3fr 1fr 1fr;
      grid-template-rows: auto auto;
      gap: 16px;
    }
    .audience-card {
      min-height: 160px;
      padding: 22px;
      cursor: pointer;
      border: 0;
      text-align: left;
      width: 100%;
      background:
        linear-gradient(180deg, rgba(18,23,20,.05), rgba(18,23,20,.55)),
        var(--cover) center/cover no-repeat;
      color: #fff;
    }
    .audience-card:first-child { grid-row: span 2; min-height: 336px; }
    .audience-card h3 { margin-top: 48px; }
    .audience-card p { color: #E7F4EF; }
    .news-more { margin-top: 22px; }
    .matrix {
      display: grid;
      grid-template-columns: 1.2fr 1fr;
      gap: 18px;
    }
    .matrix-card {
      background: #fff;
      border-radius: 22px;
      padding: 8px 8px 8px 0;
      box-shadow: var(--shadow);
      overflow: hidden;
    }
    .spec-row {
      display: grid;
      grid-template-columns: 140px 1fr auto;
      gap: 12px;
      align-items: center;
      padding: 14px 18px;
      border-bottom: 1px solid var(--bg);
      font-size: 14px;
    }
    .spec-row:last-child { border-bottom: 0; }
    .bar {
      height: 8px;
      background: #E7EEEB;
      border-radius: 8px;
      overflow: hidden;
    }
    .bar > span { display: block; height: 100%; background: var(--grad); border-radius: 8px; }
    .faq-list { display: grid; gap: 12px; }
    .faq-item {
      background: #fff;
      border-radius: 22px;
      box-shadow: var(--shadow);
      overflow: hidden;
      border-left: 4px solid transparent;
    }
    .faq-item.is-open { border-left-color: var(--brand); }
    .faq-item button {
      width: 100%;
      text-align: left;
      min-height: 64px;
      padding: 16px 22px;
      font-weight: 750;
      display: flex;
      justify-content: space-between;
      gap: 12px;
    }
    .faq-item dd {
      display: none;
      margin: 0;
      padding: 0 22px 20px;
      color: var(--muted);
    }
    .faq-item.is-open dd { display: block; }
    .faq-item .plus { color: var(--brand); font-size: 22px; }
    .cert-track {
      display: flex;
      gap: 12px;
      overflow-x: auto;
      padding-bottom: 8px;
      scroll-snap-type: x mandatory;
    }
    .cert-item {
      flex: 0 0 auto;
      scroll-snap-align: start;
      min-width: 180px;
      background: #fff;
      border-radius: 18px;
      padding: 16px 18px;
      box-shadow: var(--shadow);
    }
    .cert-item strong { display: block; }
    .cert-item span { color: var(--muted); font-size: 13px; }
    .cta {
      padding: 0;
      background: linear-gradient(225deg, #0B5C4D 0%, #121714 58%, #16352F 100%);
      color: #fff;
    }
    .cta-wrap {
      position: relative;
      padding: var(--space) 0;
      overflow: hidden;
    }
    .cta-bg {
      position: absolute;
      inset: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: .16;
    }
    .cta-grid {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: .85fr 1.15fr;
      gap: 28px;
      align-items: start;
    }
    .cta-side { padding-right: 12px; }
    .cta-side p { color: #D5E6E0; }
    .contact-list { margin: 22px 0; display: grid; gap: 10px; }
    .contact-list a { color: #fff; }
    .form-box {
      background: #fff;
      color: var(--ink);
      border-radius: 28px;
      padding: 28px;
      box-shadow: var(--shadow-hover);
    }
    .form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
    .field { display: flex; flex-direction: column; gap: 6px; }
    .field.full { grid-column: 1 / -1; }
    label { font-size: 13px; font-weight: 700; }
    input, select, textarea {
      width: 100%;
      border: 1px solid var(--line);
      border-radius: 14px;
      min-height: 48px;
      padding: 10px 12px;
      background: #fff;
    }
    textarea { min-height: 110px; resize: vertical; }
    input:focus, select:focus, textarea:focus {
      border-color: var(--brand);
      box-shadow: 0 0 0 4px rgba(14,122,102,.12);
      outline: none;
    }
    .field-error { color: var(--danger); font-size: 13px; }
    .form-success {
      background: var(--mint);
      border-radius: 18px;
      padding: 18px;
      color: var(--brand-deep);
      margin-bottom: 14px;
    }
    .site-footer {
      background: #0E1412;
      color: #C9D4CF;
      padding: 56px 0 28px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr 1fr;
      gap: 28px;
    }
    .site-footer h3 { color: #fff; font-size: 16px; margin-bottom: 12px; }
    .site-footer a { color: #C9D4CF; display: inline-block; min-height: 32px; }
    .site-footer a:hover { color: var(--accent); }
    .copyright {
      margin-top: 28px;
      padding-top: 18px;
      border-top: 1px solid rgba(255,255,255,.08);
      font-size: 13px;
      display: flex;
      justify-content: space-between;
      gap: 12px;
      flex-wrap: wrap;
    }
    @media (max-width: 1280px) {
      .nav-desktop a { padding: 10px 8px; font-size: 13px; }
      .reviews-grid, .news-grid { grid-template-columns: repeat(2, 1fr); }
    }
    @media (max-width: 1024px) {
      :root { --space: 84px; }
      .nav-desktop, .header-cta { display: none; }
      .hamburger { display: flex; }
      .hero, .hero-slider, .hero-slide img { min-height: 620px; height: auto; }
      .hero-slide img { height: 620px; }
      .hero-grid, .intro-grid, .cases-layout, .cta-grid, .matrix, .story-card, .product-block, .product-block.reverse, .product-block.feature {
        grid-template-columns: 1fr;
      }
      .product-block.reverse .product-copy { order: 0; }
      .pain-grid, .timeline, .metric-row, .tier-board { grid-template-columns: 1fr 1fr; }
      .bento-card:nth-child(1), .bento-card:nth-child(2), .bento-card:nth-child(n+3) { grid-column: span 6; }
      .audience-grid { grid-template-columns: 1fr 1fr; }
      .audience-card:first-child { grid-row: auto; min-height: 220px; }
      .footer-grid { grid-template-columns: 1fr 1fr; }
      .timeline::before { display: none; }
    }
    @media (max-width: 768px) {
      :root { --space: 64px; }
      .top-meta .hide-sm, .split { display: none; }
      .hero, .hero-slider, .hero-slide img { min-height: 560px; }
      .hero-slide img { height: 560px; }
      .pain-grid, .timeline, .metric-row, .tier-board, .stories-grid, .reviews-grid, .news-grid, .audience-grid, .form-grid, .footer-grid {
        grid-template-columns: 1fr;
      }
      .bento { grid-template-columns: 1fr; }
      .bento-card:nth-child(1), .bento-card:nth-child(2), .bento-card:nth-child(n+3) { grid-column: auto; }
      .hero-panel { display: none; }
      .intro-visual, .intro-visual img { min-height: 280px; }
      .product-block img { min-height: 220px; }
      .spec-row { grid-template-columns: 1fr; }
      .copyright { flex-direction: column; }
    }
    @media (max-width: 375px) {
      .container, .topbar-inner, .mainbar-inner, .hero-grid, .hero-nav { width: min(100% - 24px, var(--container)); }
      h1 { font-size: 28px; }
      .btn { width: 100%; }
      .hero-actions { width: 100%; }
    }
    @media (prefers-reduced-motion: reduce) {
      html { scroll-behavior: auto; }
      *, *::before, *::after {
        animation: none !important;
        transition: none !important;
      }
    }

/* roulang page: index */
:root{--brand:#0E7A66;--brand-2:#1AA884;--brand-dark:#0A5C4E;--accent:#E0922F;--accent-soft:#F8E6C8;--mint:#E8F5F0;--bg:#F2F6F4;--white:#fff;--ink:#1B211F;--muted:#5C6A66;--line:#D5E2DC;--dark:#121714;--dark-2:#16352F;--danger:#C4473A;--radius:24px;--radius-sm:14px;--pill:999px;--shadow:0 10px 30px rgba(18,23,20,.07);--shadow-hover:0 18px 44px rgba(14,122,102,.16);--container:1220px;--topbar-h:46px;--nav-h:78px;--grad:linear-gradient(135deg,#0E7A66 0%,#1AA884 100%);--font:"Source Han Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif}
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    @media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}
    body{margin:0;font-family:var(--font);font-size:16px;line-height:1.75;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}
    img{max-width:100%;display:block;height:auto}a{color:var(--brand);text-decoration:none;transition:color .2s,background .2s,border-color .2s,transform .2s,box-shadow .2s,filter .2s}a:hover{color:var(--brand-dark)}
    button,input,select,textarea{font-family:inherit;font-size:16px}button{cursor:pointer;border:0}h1,h2,h3,p{margin:0}ul{margin:0;padding:0;list-style:none}
    :focus-visible{outline:2px solid var(--accent);outline-offset:4px}::selection{background:rgba(26,168,132,.22)}
    .num{font-variant-numeric:tabular-nums}.container{width:min(100% - 40px,var(--container));margin-inline:auto}
    .skip{position:absolute;left:-999px;top:8px}.skip:focus{left:12px;z-index:80;background:#fff;padding:8px 14px;border-radius:10px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 22px;border-radius:var(--pill);font-weight:650;letter-spacing:.02em;line-height:1;white-space:nowrap;transition:transform .2s,box-shadow .2s,background .2s,color .2s,border-color .2s,filter .2s}
    .btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 20px rgba(14,122,102,.22)}.btn-primary:hover{color:#fff;filter:brightness(1.08);transform:translateY(-2px);box-shadow:var(--shadow-hover)}.btn-primary:active{transform:translateY(0)}
    .btn-secondary{background:#fff;color:var(--brand);border:1.5px solid var(--brand)}.btn-secondary:hover{background:var(--mint);color:var(--brand-dark);transform:translateY(-2px)}
    .btn-ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.45)}.btn-ghost:hover{background:rgba(255,255,255,.1);color:#fff;border-color:#fff}
    .btn-amber{background:var(--accent);color:#fff}.btn-amber:hover{color:#fff;filter:brightness(1.06);transform:translateY(-2px)}
    .badge{display:inline-flex;align-items:center;gap:6px;min-height:28px;padding:0 10px;border-radius:var(--pill);background:var(--mint);color:var(--brand-dark);font-size:12.5px;font-weight:650;font-variant-numeric:tabular-nums}
    .badge::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand-2)}
    .badge-amber{background:var(--accent-soft);color:#8A5A12}.badge-amber::before{background:var(--accent)}
    .badge-dark{background:rgba(255,255,255,.12);color:#fff}.badge-dark::before{background:var(--accent)}
    .kicker{display:inline-flex;align-items:center;gap:8px;color:var(--brand);font-size:13px;font-weight:700;letter-spacing:.08em}
    .kicker::before{content:"";width:22px;height:3px;border-radius:99px;background:var(--grad)}
    .site-header{position:relative;z-index:50}
    .topbar{height:var(--topbar-h);background:#E7F1ED;color:#3E524C;border-bottom:1px solid #D5E4DE;font-size:13px}
    .topbar .container,.nav-main .container{display:flex;align-items:center;justify-content:space-between;height:100%;gap:16px}
    .topbar-left,.topbar-right{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
    .topbar a{color:#3E524C}.topbar a:hover{color:var(--brand)}.topbar .badge{background:#fff;border:1px solid #D5E4DE}
    .nav-main{height:var(--nav-h);background:#fff;border-bottom:1px solid var(--line)}
    .nav-main.is-sticky{position:sticky;top:0;z-index:60;box-shadow:0 10px 24px rgba(18,23,20,.06)}
    .logo{display:flex;align-items:center;gap:10px;color:var(--ink);min-height:44px}.logo:hover{color:var(--brand)}
    .logo-mark{width:38px;height:38px;border-radius:12px;background:var(--grad);display:grid;place-items:center;box-shadow:0 6px 14px rgba(14,122,102,.25)}
    .logo-text{font-size:18px;font-weight:800;letter-spacing:.04em}.logo-text span{color:var(--brand)}
    .nav-links{display:flex;align-items:center;gap:4px}
    .nav-links a{color:#31403C;font-size:15px;font-weight:600;padding:10px 11px;border-radius:10px;min-height:44px;display:inline-flex;align-items:center}
    .nav-links a:hover,.nav-links a.is-active{color:var(--brand);background:var(--mint)}
    .menu-toggle,.drawer-close{display:none;width:44px;height:44px;border-radius:12px;background:var(--mint);color:var(--brand);align-items:center;justify-content:center}
    .drawer,.drawer-mask{display:none}.nav-ico{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:2}
    .hero{position:relative;overflow:hidden;background:var(--dark)}
    .hero-track{position:relative;min-height:640px}
    .hero-slide{position:absolute;inset:0;opacity:0;visibility:hidden;transition:opacity .6s ease;display:flex;align-items:flex-end}
    .hero-slide.is-on{opacity:1;visibility:visible;z-index:1}
    .hero-slide img.bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
    .hero-mask{position:absolute;inset:0;background:linear-gradient(135deg,rgba(10,46,40,.82) 0%,rgba(14,122,102,.48) 48%,rgba(18,23,20,.62) 100%),linear-gradient(180deg,rgba(18,23,20,.15),rgba(18,23,20,.55))}
    .hero-copy{position:relative;z-index:2;padding:92px 0 88px;max-width:760px;color:#fff}
    .hero-brand{display:inline-flex;align-items:center;gap:8px;margin-bottom:16px;color:#D7F3EA;font-weight:700;font-size:14px}
    .hero-brand i{width:10px;height:10px;border-radius:3px;background:var(--accent);display:inline-block}
    .hero h1,.hero-title{font-size:44px;line-height:1.22;font-weight:820;margin-bottom:16px}
    .hero-sub{font-size:18px;line-height:1.7;color:#E7F1ED;margin-bottom:18px;max-width:640px}
    .hero-lead{font-size:15px;line-height:1.85;color:#D5E4DE;max-width:680px;margin-bottom:26px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
    .hero-badge-row{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 22px}
    .hero-nav{position:absolute;z-index:3;right:max(20px,calc((100% - var(--container)) / 2));bottom:28px;display:flex;align-items:center;gap:6px}
    .hero-dots{display:flex;gap:0}
    .hero-dots button,.hero-arrow{width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,.12);color:#fff;display:grid;place-items:center;border:1px solid rgba(255,255,255,.2)}
    .hero-dots button{background:transparent;border:0;position:relative}
    .hero-dots button::after{content:"";width:12px;height:12px;border-radius:99px;background:rgba(255,255,255,.45)}
    .hero-dots button.is-on::after{width:28px;height:12px;background:var(--accent)}
    .hero-arrow:hover{background:rgba(255,255,255,.22)}
    main section{padding:104px 0}
    .sec-head{max-width:760px;margin-bottom:36px}
    .sec-head h2{font-size:30px;line-height:1.3;margin:10px 0 14px}
    .sec-head p{color:var(--muted);font-size:16px}
    .bg-white{background:#fff}.bg-fog{background:var(--bg)}
    .pain-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
    .pain-card{background:#fff;border-radius:26px;overflow:hidden;box-shadow:var(--shadow);transition:transform .25s,box-shadow .25s}
    .pain-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}
    .pain-card img{height:168px;width:100%;object-fit:cover}
    .pain-card .body{padding:18px 18px 20px}.pain-card h3{font-size:18px;margin-bottom:8px}.pain-card p{color:var(--muted);font-size:14px}
    .split{display:grid;grid-template-columns:1fr 1.15fr;gap:48px;align-items:center}
    .split-media{position:relative}.split-media img{width:100%;height:460px;object-fit:cover;border-radius:28px;box-shadow:var(--shadow)}
    .float-badges{position:absolute;left:16px;bottom:16px;display:flex;flex-direction:column;gap:8px}
    .intro-points{margin-top:18px;display:grid;gap:10px}
    .intro-points li{padding:12px 14px;background:var(--mint);border-radius:14px;color:#2C3F3A;font-size:14.5px}
    .cert-strip{margin-top:34px;display:flex;gap:12px;overflow-x:auto;padding-bottom:6px}
    .cert-chip{flex:0 0 auto;min-height:54px;padding:10px 16px;border-radius:16px;background:#fff;border:1px solid var(--line);display:flex;align-items:center;font-size:13.5px;font-weight:700;color:#31403C}
    .cert-chip b{color:var(--brand);font-size:12px;display:block;font-weight:650}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;position:relative}
    .steps::before{content:"";position:absolute;top:29px;left:8%;right:8%;height:2px;background:linear-gradient(90deg,var(--brand),var(--brand-2));opacity:.25}
    .step{background:#fff;border-radius:24px;padding:22px;box-shadow:var(--shadow);position:relative}
    .step-no{width:42px;height:42px;border-radius:50%;background:var(--grad);color:#fff;display:grid;place-items:center;font-weight:800;margin-bottom:14px;font-variant-numeric:tabular-nums}
    .step h3{font-size:18px;margin-bottom:8px}.step p{color:var(--muted);font-size:14.5px}
    .bento{display:grid;grid-template-columns:repeat(12,1fr);gap:18px}
    .bento .card{grid-column:span 6}.bento .card:nth-child(1){grid-column:span 7;min-height:230px}.bento .card:nth-child(2){grid-column:span 5;min-height:230px}
    .card{background:#fff;border-radius:26px;padding:26px;box-shadow:var(--shadow);transition:transform .25s,box-shadow .25s;position:relative;overflow:hidden}
    .card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}
    .card h3{font-size:20px;margin:10px 0 8px}.card p{color:var(--muted);font-size:14.5px}
    .ico{width:42px;height:42px;border-radius:14px;background:var(--mint);color:var(--brand);display:grid;place-items:center}
    .ico svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8}
    .product{display:grid;grid-template-columns:.9fr 1.1fr;gap:0;background:#fff;border-radius:28px;overflow:hidden;box-shadow:var(--shadow);margin-bottom:22px}
    .product.reverse{grid-template-columns:1.1fr .9fr}.product.reverse .product-media{order:2}
    .product.full{grid-template-columns:1.15fr .85fr;background:linear-gradient(135deg,#12352F,#0E7A66)}
    .product.full .product-body,.product.full .product-body p,.product.full h3{color:#fff}.product.full .product-body p{color:#D7E8E2}
    .product-media img{width:100%;height:100%;min-height:340px;object-fit:cover}
    .product-body{padding:36px 40px}.product-body h3{font-size:26px;margin:8px 0 12px}
    .params{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:20px 0 24px}
    .param{background:var(--bg);border-radius:14px;padding:10px 12px}.product.full .param{background:rgba(255,255,255,.1)}
    .param b{display:block;font-size:18px;font-variant-numeric:tabular-nums;color:var(--brand)}.product.full .param b{color:#F3C27A}
    .param span{font-size:12px;color:var(--muted)}.product.full .param span{color:#C9DCD5}
    .include{font-size:14px;color:var(--muted);margin-bottom:18px}.include strong{color:var(--ink);font-weight:700}
    .product.full .include,.product.full .include strong{color:#E7F1ED}
    .dark-block{position:relative;overflow:hidden;color:#fff;background:linear-gradient(180deg,#121714 0%,#16352F 100%);padding:108px 0}
    .dark-block .bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.22}
    .dark-glow{position:absolute;width:420px;height:420px;right:-80px;top:-90px;border-radius:50%;background:radial-gradient(circle,rgba(26,168,132,.35),transparent 68%)}
    .dark-inner{position:relative;z-index:1}
    .idea{max-width:820px;font-size:18px;line-height:1.8;color:#DCE8E3;margin-bottom:32px}
    .case-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}
    .case-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08);border-radius:26px;padding:28px}
    .case-card h3{font-size:22px;margin:10px 0 12px}.case-card p{color:#C9D8D2}
    .metrics{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
    .metric{background:#fff;border-radius:22px;padding:22px 16px;text-align:center;box-shadow:var(--shadow)}
    .metric b{display:block;font-size:32px;line-height:1.1;font-variant-numeric:tabular-nums;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
    .metric em{font-style:normal;color:var(--accent);font-size:14px;font-weight:700}
    .metric span{display:block;margin-top:6px;color:var(--muted);font-size:13px}
    .stories{display:grid;grid-template-columns:1fr 1fr;gap:20px}
    .story{display:grid;grid-template-columns:180px 1fr;background:#fff;border-radius:26px;overflow:hidden;box-shadow:var(--shadow)}
    .story img{width:100%;height:100%;min-height:220px;object-fit:cover}.story .body{padding:22px}
    .story h3{font-size:18px;margin:6px 0 8px}.story p{color:var(--muted);font-size:14.5px}
    .reviews{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .review{background:#fff;border-radius:24px;padding:22px;box-shadow:var(--shadow)}
    .stars{color:var(--accent);letter-spacing:2px;font-size:14px;margin-bottom:8px}
    .review p{color:#3E524C;font-size:14.5px;min-height:96px}
    .who{margin-top:14px;font-size:13px;color:var(--muted);display:flex;justify-content:space-between;gap:8px}.who b{color:var(--ink)}
    .tiles{display:grid;grid-template-columns:1.3fr 1fr 1fr;grid-template-rows:auto auto;gap:14px}
    .tile{border:0;text-align:left;background:#fff;border-radius:24px;padding:22px;box-shadow:var(--shadow);min-height:140px;transition:transform .25s,box-shadow .25s;color:inherit}
    .tile:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}
    .tile:nth-child(1){grid-row:span 2;background:var(--grad);color:#fff;min-height:294px}.tile:nth-child(1) p{color:#E7F1ED}
    .tile h3{font-size:18px;margin:10px 0 8px}.tile p{color:var(--muted);font-size:14px}
    .news-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .news-card{background:#fff;border-radius:24px;overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column}
    .news-card img{height:150px;width:100%;object-fit:cover}
    .news-card .body{padding:16px 16px 18px;display:flex;flex-direction:column;gap:8px;flex:1}
    .news-card h3{font-size:16px;line-height:1.45}.news-card p{color:var(--muted);font-size:13.5px;flex:1}.news-card time{font-size:12px;color:#7B8B86}
    .more-link{display:inline-flex;margin-top:18px;font-weight:700}
    .spec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .spec{background:#fff;border-radius:22px;padding:20px;box-shadow:var(--shadow);border-left:5px solid var(--brand-2)}
    .spec h3{font-size:17px;margin-bottom:10px}.spec ul{display:grid;gap:8px}
    .spec li{display:flex;justify-content:space-between;gap:12px;font-size:14px;color:var(--muted);border-bottom:1px dashed var(--line);padding-bottom:7px}
    .spec li span{color:var(--ink);font-weight:700;font-variant-numeric:tabular-nums;text-align:right}
    .faq-list{display:grid;gap:12px}
    .faq-item{background:#fff;border-radius:22px;box-shadow:var(--shadow);overflow:hidden}
    .faq-item button.q{width:100%;background:#fff;text-align:left;padding:18px 20px;min-height:58px;font-size:16px;font-weight:750;color:var(--ink);display:flex;justify-content:space-between;gap:16px}
    .faq-item .a{display:none;padding:0 20px 18px 20px;color:var(--muted);border-left:4px solid var(--brand);margin:0 0 6px 16px;border-radius:0 0 16px 8px}
    .faq-item.is-open .a{display:block}.faq-item.is-open button.q{color:var(--brand)}.plus{width:22px;height:22px;flex:0 0 auto}
    .charge{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:stretch}
    .charge-media{position:relative;border-radius:28px;overflow:hidden;min-height:420px}
    .charge-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
    .charge-media .cap{position:absolute;left:16px;bottom:16px;right:16px;background:rgba(18,23,20,.62);color:#fff;border-radius:16px;padding:14px 16px}
    .charge-modes{display:grid;gap:12px}.mode{background:#fff;border-radius:22px;padding:18px 20px;box-shadow:var(--shadow)}.mode h3{font-size:18px;margin-bottom:6px}
    .cta{position:relative;overflow:hidden;padding:96px 0;background:linear-gradient(135deg,#16352F 0%,#0E7A66 58%,#1AA884 100%);color:#fff}
    .cta .shade{position:absolute;inset:0;opacity:.18;background:url("/assets/images/8c0e5ca5b341175f.jpg") center/cover no-repeat}
    .cta-grid{position:relative;z-index:1;display:grid;grid-template-columns:.9fr 1.1fr;gap:36px}
    .cta h2{font-size:30px;margin:10px 0 14px}.cta p.lead{color:#DCE8E3;margin-bottom:22px}
    .cta-side{display:grid;gap:12px}.cta-side a,.cta-side p{color:#E7F1ED}
    .promise{margin-top:8px;display:inline-flex;align-items:center;gap:8px;background:rgba(224,146,47,.18);color:#F6D7A4;border-radius:999px;padding:8px 14px;font-size:13px;font-weight:700}
    .form{background:#fff;color:var(--ink);border-radius:28px;padding:28px;box-shadow:var(--shadow-hover)}
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .field{display:flex;flex-direction:column;gap:6px}.field.full{grid-column:1/-1}
    label{font-size:13px;font-weight:700;color:#31403C}
    input,select,textarea{width:100%;border:1px solid var(--line);border-radius:14px;padding:12px 14px;background:var(--bg);color:var(--ink);min-height:48px}
    textarea{min-height:96px;resize:vertical}
    input:focus,select:focus,textarea:focus{border-color:var(--brand-2);background:#fff;outline:none;box-shadow:0 0 0 4px rgba(26,168,132,.15)}
    .err{color:var(--danger);font-size:12px;min-height:16px}
    .form-ok{display:none;background:var(--mint);color:var(--brand-dark);border-radius:16px;padding:14px 16px;margin-bottom:12px;font-weight:700}.form-ok.is-on{display:block}
    .site-footer{background:#121714;color:#C9D8D2;padding:56px 0 24px}
    .foot-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:28px;margin-bottom:28px}
    .site-footer h3{color:#fff;font-size:16px;margin-bottom:12px}
    .site-footer a{color:#C9D8D2;display:inline-flex;min-height:32px;align-items:center}.site-footer a:hover{color:#fff}
    .foot-brand{font-size:20px;color:#fff;font-weight:800;margin-bottom:10px}
    .legal{border-top:1px solid rgba(255,255,255,.08);padding-top:16px;font-size:13px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
    @media (max-width:1280px){.hero h1,.hero-title{font-size:40px}.metrics{grid-template-columns:repeat(3,1fr)}.reviews{grid-template-columns:repeat(2,1fr)}}
    @media (max-width:1024px){
      .nav-links{display:none}.nav-cta .btn{display:none}.menu-toggle,.drawer-close{display:inline-flex}
      .drawer,.drawer-mask{display:block}
      .drawer-mask{position:fixed;inset:0;background:rgba(18,23,20,.45);opacity:0;pointer-events:none;z-index:70;transition:opacity .25s}
      .drawer{position:fixed;top:0;right:0;width:min(86vw,360px);height:100%;background:#fff;z-index:80;transform:translateX(100%);transition:transform .28s ease;padding:18px;box-shadow:-18px 0 40px rgba(18,23,20,.16)}
      .drawer.is-on{transform:translateX(0)}.drawer-mask.is-on{opacity:1;pointer-events:auto}
      .drawer-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
      .drawer nav{display:grid;gap:4px}.drawer nav a{min-height:48px;display:flex;align-items:center;padding:0 12px;border-radius:12px;color:var(--ink);font-weight:650}
      .drawer nav a:hover{background:var(--mint);color:var(--brand)}.drawer .btn{width:100%;margin-top:12px}
      .topbar-right .badge:last-child{display:none}
      .pain-grid,.news-grid{grid-template-columns:repeat(2,1fr)}
      .split,.charge,.cta-grid,.case-grid,.product,.product.reverse,.product.full{grid-template-columns:1fr}
      .product.reverse .product-media{order:0}
      .bento .card,.bento .card:nth-child(1),.bento .card:nth-child(2){grid-column:span 6;min-height:0}
      .steps{grid-template-columns:1fr 1fr}.steps::before{display:none}
      .hero-track{min-height:560px}.foot-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:768px){
      main section,.dark-block,.cta{padding:64px 0}.hero-copy{padding:72px 0 96px}
      .hero h1,.hero-title{font-size:30px}.sec-head h2,.cta h2{font-size:24px}
      .pain-grid,.stories,.news-grid,.spec-grid,.metrics,.reviews,.tiles,.bento{grid-template-columns:1fr}
      .bento .card,.bento .card:nth-child(1),.bento .card:nth-child(2){grid-column:auto}
      .tile:nth-child(1){grid-row:auto;min-height:0}.story{grid-template-columns:1fr}.story img{height:180px;min-height:0}
      .params,.form-grid{grid-template-columns:1fr 1fr}.form-grid{grid-template-columns:1fr}
      .split-media img{height:280px}.hero-track{min-height:520px}
      .topbar{height:auto;min-height:var(--topbar-h);padding:6px 0}
      .topbar-left a[href^="mailto"],.hours,.topbar-right .badge:last-child{display:none}
    }
    @media (max-width:375px){.container{width:min(100% - 28px,var(--container))}.hero h1,.hero-title{font-size:28px}.topbar{font-size:12px}.btn{padding:0 16px}.params{grid-template-columns:1fr 1fr}}