/* roulang page: index */
:root {
      --color-primary: #0F766E;
      --color-primary-dark: #0C5F58;
      --color-ink: #1C1917;
      --color-accent: #C2410C;
      --color-accent-dark: #9A3412;
      --color-bg: #F4F1EC;
      --color-card: #FFFcf8;
      --color-dark: #1A2321;
      --color-data: #0E7490;
      --color-muted: #57534E;
      --color-line: #E7E1D8;
      --color-soft: #E7F0EE;
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 16px;
      --shadow: 0 8px 24px rgba(28, 25, 23, 0.08);
      --shadow-hover: 0 14px 32px rgba(28, 25, 23, 0.14);
      --space-section: 88px;
      --space-section-m: 52px;
      --container: 1220px;
      --header-main: 72px;
      --focus: 0 0 0 2px #F4F1EC, 0 0 0 4px #0F766E;
    }
    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      font-family: "Noto Sans SC", sans-serif;
      font-size: 16px;
      line-height: 1.75;
      color: var(--color-ink);
      background: var(--color-bg);
      overflow-x: hidden;
    }
    img { max-width: 100%; height: auto; display: block; }
    a { color: inherit; text-decoration: none; }
    button, input, select, textarea { font-family: inherit; }
    button { cursor: pointer; }
    h1, h2, h3, h4 { font-family: "Noto Serif SC", serif; line-height: 1.28; color: var(--color-ink); margin: 0; font-weight: 700; }
    p { margin: 0; }
    ul { margin: 0; padding: 0; list-style: none; }
    .skip-link {
      position: absolute; left: 16px; top: -48px; z-index: 100;
      background: var(--color-accent); color: #fff; padding: 8px 14px; border-radius: 6px;
    }
    .skip-link:focus { top: 12px; outline: none; box-shadow: var(--focus); }
    .container { width: min(100% - 40px, var(--container)); margin: 0 auto; }
    :focus-visible { outline: none; box-shadow: var(--focus); }
    .zs-topbar {
      height: 40px; background: #14201E; color: #E7E1D8; font-size: 13px;
      display: flex; align-items: center;
    }
    .zs-topbar .container { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
    .zs-topbar a { color: #F4F1EC; }
    .zs-topbar a:hover { color: #99F6E4; }
    .zs-top-mid { color: #A8A29E; }
    .zs-top-right { display: flex; align-items: center; gap: 18px; }
    .zs-top-right .mini { color: #FDBA74; font-weight: 600; }
    .zs-header {
      background: rgba(255, 252, 248, 0.94);
      border-bottom: 1px solid var(--color-line);
      backdrop-filter: saturate(1.2);
    }
    .zs-header.is-sticky {
      position: sticky; top: 0; z-index: 60;
      box-shadow: 0 8px 20px rgba(28, 25, 23, 0.06);
    }
    .zs-nav {
      min-height: var(--header-main);
      display: flex; align-items: center; justify-content: space-between; gap: 20px;
    }
    .zs-logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
    .zs-mark {
      width: 36px; height: 36px; border-radius: 8px; background: var(--color-primary);
      color: #fff; display: grid; place-items: center;
      font-family: "Noto Serif SC", serif; font-weight: 700; font-size: 16px;
    }
    .zs-logo-text { font-family: "Noto Serif SC", serif; font-size: 18px; font-weight: 700; letter-spacing: 0.02em; }
    .zs-links { display: flex; align-items: center; gap: 4px; }
    .zs-links a {
      position: relative; padding: 10px 12px; font-size: 14px; color: #44403C; border-radius: 8px;
    }
    .zs-links a:hover { color: var(--color-primary); background: var(--color-soft); }
    .zs-links a.is-active { color: var(--color-primary); font-weight: 600; }
    .zs-links a.is-active::after {
      content: ""; position: absolute; left: 12px; right: 12px; bottom: 4px; height: 2px;
      background: var(--color-primary); border-radius: 2px;
    }
    .btn {
      display: inline-flex; align-items: center; justify-content: center; gap: 8px;
      min-height: 46px; padding: 0 24px; border-radius: 10px; border: 1px solid transparent;
      font-size: 15px; font-weight: 600; transition: background .2s, transform .2s, box-shadow .2s, border-color .2s, color .2s;
    }
    .btn:hover { transform: translateY(1px); }
    .btn:active { transform: translateY(2px); }
    .btn-accent { background: var(--color-accent); color: #fff; }
    .btn-accent:hover { background: var(--color-accent-dark); }
    .btn-primary { background: var(--color-primary); color: #fff; }
    .btn-primary:hover { background: var(--color-primary-dark); }
    .btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.45); }
    .btn-ghost:hover { background: rgba(255,255,255,.1); }
    .btn-line { background: transparent; color: var(--color-ink); border-color: var(--color-ink); }
    .btn-line:hover { background: var(--color-ink); color: #fff; }
    .btn-sm { min-height: 40px; padding: 0 16px; font-size: 14px; }
    .hamburger {
      display: none; width: 44px; height: 44px; border: 1px solid var(--color-line);
      background: #fff; border-radius: 8px; align-items: center; justify-content: center; flex-direction: column; gap: 5px;
    }
    .hamburger span { display: block; width: 18px; height: 2px; background: var(--color-ink); }
    .zs-drawer {
      position: fixed; inset: 0 0 0 auto; width: min(86vw, 360px); background: #FFFcf8;
      z-index: 80; transform: translateX(100%); transition: transform .28s ease;
      box-shadow: -16px 0 40px rgba(28,25,23,.16); padding: 24px 20px; display: flex; flex-direction: column; gap: 8px;
    }
    .zs-drawer.open { transform: translateX(0); }
    .zs-drawer a { min-height: 48px; display: flex; align-items: center; padding: 0 12px; border-radius: 10px; }
    .zs-drawer a:hover, .zs-drawer a.is-active { background: var(--color-soft); color: var(--color-primary); }
    .zs-mask { position: fixed; inset: 0; background: rgba(26,35,33,.46); z-index: 70; display: none; }
    .zs-mask.show { display: block; }
    body.lock { overflow: hidden; }
    .zs-hero { position: relative; height: 90vh; min-height: 620px; overflow: hidden; background: #1A2321; }
    .zs-slides { height: 100%; }
    .zs-slide {
      position: absolute; inset: 0; opacity: 0; visibility: hidden; transition: opacity .6s ease, visibility .6s;
      background-size: cover; background-position: center;
    }
    .zs-slide.is-active { opacity: 1; visibility: visible; z-index: 1; }
    .zs-slide::before {
      content: ""; position: absolute; inset: 0;
      background: linear-gradient(90deg, rgba(20,26,24,.9) 0%, rgba(20,26,24,.62) 46%, rgba(20,26,24,.28) 100%);
    }
    .zs-slide-inner {
      position: relative; z-index: 2; height: 100%;
      display: grid; grid-template-columns: 1.15fr .85fr; gap: 40px; align-items: center;
      padding: 40px 0 56px;
    }
    .eyebrow {
      display: inline-flex; align-items: center; gap: 8px; color: #99F6E4; font-size: 13px; letter-spacing: .12em;
      text-transform: none; margin-bottom: 16px;
    }
    .zs-hero h1, .zs-hero .slide-title {
      font-size: clamp(28px, 4vw, 46px); color: #fff; max-width: 16ch; margin-bottom: 18px;
    }
    .lead { color: #E7E1D8; font-size: 16px; line-height: 1.8; max-width: 42em; margin-bottom: 28px; }
    .cta-row { display: flex; flex-wrap: wrap; gap: 12px; }
    .hero-card {
      background: var(--color-card); border-radius: var(--radius-lg); overflow: hidden;
      box-shadow: var(--shadow-hover); border: 1px solid rgba(231,225,216,.7);
    }
    .hero-card img { width: 100%; height: 168px; object-fit: cover; }
    .hero-card-body { padding: 18px 18px 20px; }
    .badge {
      display: inline-flex; align-items: center; min-height: 24px; padding: 0 8px; border-radius: 4px;
      font-size: 12px; font-weight: 600;
    }
    .badge-teal { background: #CCFBF1; color: #0F766E; }
    .badge-amber { background: #FFEDD5; color: #C2410C; }
    .badge-cyan { background: #CFFAFE; color: #0E7490; }
    .badge-stone { background: #E7E5E4; color: #44403C; }
    .badge-dark { background: #1A2321; color: #99F6E4; }
    .badge-leaf { background: #D9F99D; color: #3F6212; }
    .hero-card h3 { font-size: 20px; margin: 8px 0 6px; }
    .hero-card .fit { font-size: 13px; color: var(--color-muted); margin-bottom: 10px; }
    .hero-card ul { display: grid; gap: 6px; margin-bottom: 16px; }
    .hero-card li { font-size: 14px; padding-left: 14px; position: relative; color: #44403C; }
    .hero-card li::before { content: ""; width: 6px; height: 6px; background: var(--color-primary); border-radius: 50%; position: absolute; left: 0; top: .55em; }
    .zs-ctrl {
      position: absolute; z-index: 3; top: 50%; transform: translateY(-50%);
      width: 44px; height: 44px; border-radius: 50%; border: 1px solid rgba(255,255,255,.35);
      background: rgba(26,35,33,.45); color: #fff; display: grid; place-items: center;
    }
    .zs-ctrl.prev { left: 18px; }
    .zs-ctrl.next { right: 18px; }
    .zs-ctrl:hover { background: var(--color-primary); }
    .zs-dots { position: absolute; z-index: 3; left: 0; right: 0; bottom: 22px; display: flex; justify-content: center; gap: 8px; }
    .zs-dots button {
      width: 28px; height: 8px; border: 0; border-radius: 99px; background: rgba(255,255,255,.35);
    }
    .zs-dots button.is-on { background: #fff; width: 36px; }
    main section { scroll-margin-top: 88px; }
    .sec { padding: var(--space-section) 0; }
    .sec-head { max-width: 720px; margin-bottom: 36px; }
    .sec-head h2 { font-size: clamp(24px, 3vw, 32px); margin-bottom: 10px; }
    .sec-head p { color: var(--color-muted); font-size: 16px; }
    .kicker { color: var(--color-primary); font-size: 13px; font-weight: 600; letter-spacing: .08em; margin-bottom: 8px; }
    .sec-alt { background: #EFEBE3; }
    .sec-card { background: var(--color-card); }
    .pain-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 36px; align-items: start; }
    .pain-photo { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); }
    .pain-photo img { width: 100%; height: 280px; object-fit: cover; }
    .pain-list { display: grid; gap: 10px; }
    .pain-item {
      display: grid; grid-template-columns: 44px 1fr; gap: 12px; align-items: start;
      background: var(--color-card); border: 1px solid var(--color-line); border-radius: 10px; padding: 12px 14px;
    }
    .pain-ico {
      width: 44px; height: 44px; border-radius: 8px; display: grid; place-items: center; background: var(--color-soft); color: var(--color-primary);
    }
    .pain-item strong { display: block; font-size: 15px; margin-bottom: 2px; }
    .pain-item span { font-size: 13px; color: var(--color-muted); line-height: 1.6; }
    .split { display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: center; }
    .split img { width: 100%; height: 420px; object-fit: cover; border-radius: var(--radius-lg); box-shadow: var(--shadow); }
    .mod-list { display: grid; gap: 10px; margin: 18px 0 22px; }
    .mod-list li { padding-left: 18px; position: relative; color: #44403C; }
    .mod-list li::before { content: ""; position: absolute; left: 0; top: .55em; width: 8px; height: 8px; background: var(--color-accent); border-radius: 1px; }
    .param-bar {
      display: grid; grid-template-columns: repeat(5, 1fr); gap: 1px; background: var(--color-line);
      border: 1px solid var(--color-line); border-radius: 10px; overflow: hidden; margin-top: 28px;
    }
    .param-bar div { background: #FFFcf8; padding: 14px 12px; text-align: center; }
    .param-bar b { display: block; font-variant-numeric: tabular-nums; color: var(--color-primary); font-size: 15px; }
    .param-bar span { font-size: 12px; color: var(--color-muted); }
    .trust-strip {
      padding: 18px 0; background: #FFFcf8; border-block: 1px solid var(--color-line);
    }
    .trust-strip ul { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px 24px; }
    .trust-strip li { font-size: 13px; color: #44403C; display: flex; align-items: center; gap: 8px; min-height: 44px; }
    .dot-g { width: 8px; height: 8px; border-radius: 50%; background: var(--color-primary); }
    .steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; position: relative; }
    .steps::before {
      content: ""; position: absolute; top: 28px; left: 8%; right: 8%; height: 1px; background: #D6D3D1;
    }
    .step {
      background: var(--color-card); border: 1px solid var(--color-line); border-radius: var(--radius-md);
      padding: 20px 18px; position: relative; box-shadow: var(--shadow);
    }
    .step-num {
      width: 36px; height: 36px; border-radius: 50%; background: var(--color-primary); color: #fff;
      display: grid; place-items: center; font-size: 13px; font-weight: 700; margin-bottom: 12px; position: relative; z-index: 1;
    }
    .step h3 { font-size: 18px; margin-bottom: 8px; }
    .step p { font-size: 14px; color: var(--color-muted); margin-bottom: 12px; }
    .out { font-size: 12px; color: var(--color-data); background: #ECFEFF; display: inline-block; padding: 4px 8px; border-radius: 4px; }
    .cap-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
    .cap-card {
      background: var(--color-card); border-radius: var(--radius-md); overflow: hidden; border: 1px solid var(--color-line);
      box-shadow: var(--shadow); transition: transform .22s, box-shadow .22s;
    }
    .cap-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); }
    .cap-card .pic { overflow: hidden; aspect-ratio: 16/9; position: relative; }
    .cap-card img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s; }
    .cap-card:hover img { transform: scale(1.05); }
    .cap-card .pic .badge { position: absolute; left: 12px; top: 12px; }
    .cap-card-body { padding: 16px 16px 18px; }
    .cap-card h3 { font-size: 20px; margin-bottom: 8px; }
    .cap-card p { font-size: 14px; color: var(--color-muted); }
    .pack-layout { display: grid; grid-template-columns: 1.3fr .9fr; gap: 20px; }
    .pack-main {
      position: relative; min-height: 420px; border-radius: var(--radius-lg); overflow: hidden; color: #fff;
      background: #1A2321; display: flex; align-items: flex-end;
    }
    .pack-main img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .45; }
    .pack-main .body { position: relative; padding: 28px; }
    .pack-stack { display: grid; gap: 20px; }
    .pack-mini { background: var(--color-card); border: 1px solid var(--color-line); border-radius: var(--radius-md); padding: 20px; box-shadow: var(--shadow); }
    .pack-mini h3, .pack-main h3 { font-size: 22px; margin: 8px 0; }
    .pack-main h3 { color: #fff; }
    .ticks { display: grid; gap: 6px; margin: 10px 0 16px; font-size: 14px; }
    .scene-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
    .scene {
      background: var(--color-card); border-radius: var(--radius-md); overflow: hidden; border: 1px solid var(--color-line);
      box-shadow: var(--shadow); display: flex; flex-direction: column;
    }
    .scene img { height: 160px; width: 100%; object-fit: cover; }
    .scene-body { padding: 16px; }
    .scene h3 { font-size: 18px; margin-bottom: 8px; }
    .scene p { font-size: 14px; color: var(--color-muted); margin-bottom: 12px; }
    .text-link { color: var(--color-primary); font-weight: 600; font-size: 14px; }
    .text-link:hover { color: var(--color-accent); }
    .dark-sec { background: var(--color-dark); color: #E7E1D8; position: relative; overflow: hidden; }
    .dark-sec::before {
      content: ""; position: absolute; inset: 0; background-size: cover; background-position: center; opacity: .14;
    }
    .dark-sec .container { position: relative; display: grid; grid-template-columns: .9fr 1.1fr; gap: 40px; }
    .quote-xl { font-family: "Noto Serif SC", serif; font-size: clamp(26px, 3vw, 36px); color: #F4F1EC; line-height: 1.35; }
    .quote-xl em { color: #5EEAD4; font-style: normal; }
    .case-row { display: grid; gap: 12px; }
    .case-item { background: rgba(255,252,248,.04); border: 1px solid rgba(231,225,216,.12); border-radius: 12px; padding: 16px 18px; }
    .case-item b { color: #5EEAD4; font-size: 13px; }
    .case-item h3 { color: #fff; font-size: 18px; margin: 6px 0; font-family: "Noto Sans SC", sans-serif; }
    .case-item p { font-size: 14px; }
    .compare { width: 100%; border-collapse: collapse; background: var(--color-card); border-radius: 12px; overflow: hidden; box-shadow: var(--shadow); }
    .compare th, .compare td { padding: 16px 18px; text-align: left; border-bottom: 1px solid var(--color-line); }
    .compare th { background: #E7F0EE; font-size: 14px; }
    .compare td.num { font-variant-numeric: tabular-nums; font-size: 22px; font-weight: 700; color: var(--color-accent); }
    .compare td.old { color: var(--color-muted); font-variant-numeric: tabular-nums; }
    .story-main { display: grid; grid-template-columns: 1.1fr .9fr; gap: 28px; background: var(--color-card); border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--color-line); box-shadow: var(--shadow); }
    .story-main img { width: 100%; height: 100%; min-height: 340px; object-fit: cover; }
    .story-copy { padding: 28px 28px 28px 8px; }
    .story-copy .who { font-size: 13px; color: var(--color-primary); font-weight: 600; margin-bottom: 8px; }
    .story-copy h3 { font-size: 24px; margin-bottom: 12px; }
    .story-copy p { margin-bottom: 10px; color: #44403C; font-size: 15px; }
    .story-side { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 18px; }
    .story-mini { background: var(--color-card); border: 1px solid var(--color-line); border-radius: 12px; padding: 18px; display: grid; grid-template-columns: 64px 1fr; gap: 14px; }
    .story-mini img { width: 64px; height: 64px; object-fit: cover; border-radius: 50%; }
    .stats {
      background: var(--color-primary); color: #fff; padding: 36px 0;
    }
    .stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
    .stat { text-align: center; padding: 12px; border-right: 1px solid rgba(255,255,255,.18); }
    .stat:last-child { border-right: 0; }
    .stat b { display: block; font-size: 36px; font-variant-numeric: tabular-nums; letter-spacing: .02em; }
    .stat span { font-size: 13px; color: #CCFBF1; }
    .review-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 16px; }
    .review {
      background: var(--color-card); border-radius: 12px; padding: 22px; border: 1px solid var(--color-line); box-shadow: var(--shadow);
    }
    .review p { font-size: 16px; margin-bottom: 16px; }
    .person { display: flex; align-items: center; gap: 10px; }
    .person img { width: 44px; height: 44px; border-radius: 50%; object-fit: cover; }
    .person small { display: block; color: var(--color-muted); font-size: 12px; }
    .tags { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0 16px; }
    .tag {
      min-height: 36px; padding: 0 12px; border-radius: 99px; border: 1px solid var(--color-line);
      background: #fff; font-size: 13px; display: inline-flex; align-items: center;
    }
    .role-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
    .role-box { background: var(--color-card); border: 1px solid var(--color-line); border-radius: 16px; padding: 22px; }
    .news-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
    .news { background: var(--color-card); border-radius: 12px; overflow: hidden; border: 1px solid var(--color-line); box-shadow: var(--shadow); }
    .news img { height: 140px; width: 100%; object-fit: cover; }
    .news-body { padding: 14px; }
    .news time { font-size: 12px; color: var(--color-data); }
    .news h3 { font-size: 16px; margin: 6px 0 8px; }
    .news p { font-size: 13px; color: var(--color-muted); }
    .metric-wrap { display: grid; grid-template-columns: 1.4fr .8fr; gap: 24px; align-items: start; }
    .table-scroll { overflow-x: auto; border: 1px solid var(--color-line); border-radius: 12px; background: #fff; }
    table.metric { width: 100%; min-width: 640px; border-collapse: collapse; }
    table.metric th { position: sticky; top: 0; background: #E7F0EE; text-align: left; padding: 14px; font-size: 14px; }
    table.metric td { padding: 14px; border-top: 1px solid var(--color-line); font-size: 14px; vertical-align: top; }
    table.metric tr:hover td { background: #FAF8F4; }
    .faq-list { display: grid; gap: 10px; max-width: 860px; }
    .faq-item { background: var(--color-card); border: 1px solid var(--color-line); border-radius: 12px; overflow: hidden; }
    .faq-item button {
      width: 100%; min-height: 56px; text-align: left; padding: 14px 52px 14px 18px; background: transparent; border: 0;
      font-size: 16px; font-weight: 600; position: relative;
    }
    .faq-item button::after {
      content: "+"; position: absolute; right: 18px; top: 50%; transform: translateY(-50%); color: var(--color-primary); font-size: 22px;
    }
    .faq-item.open button::after { content: "–"; }
    .faq-item .ans { display: none; padding: 0 18px 16px; color: var(--color-muted); font-size: 15px; }
    .faq-item.open .ans { display: block; }
    .cta-band { background: #E7F0EE; }
    .cta-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
    .promise { display: grid; gap: 10px; margin: 18px 0 20px; }
    .promise li { background: #fff; border-radius: 10px; padding: 12px 14px; border: 1px solid var(--color-line); font-size: 14px; }
    form.demo { background: var(--color-card); border-radius: 16px; padding: 22px; border: 1px solid var(--color-line); box-shadow: var(--shadow); display: grid; gap: 12px; }
    .field { display: grid; gap: 6px; }
    .field label { font-size: 13px; font-weight: 600; }
    .field input, .field select {
      min-height: 46px; border: 1px solid var(--color-line); border-radius: 10px; padding: 0 12px; background: #fff; font-size: 15px;
    }
    .field input:focus, .field select:focus { border-color: var(--color-primary); box-shadow: var(--focus); outline: none; }
    .field.error input, .field.error select { border-color: var(--color-accent); }
    .form-ok { display: none; background: #ECFDF5; color: #065F46; padding: 12px; border-radius: 10px; font-size: 14px; }
    .form-ok.show { display: block; }
    .tel-side { margin-top: 8px; font-size: 14px; }
    .tel-side a { color: var(--color-accent); font-weight: 600; }
    footer.site {
      background: #141A18; color: #D6D3D1; padding: 56px 0 24px; font-size: 14px;
    }
    .foot-grid { display: grid; grid-template-columns: 1.3fr 1fr 1.2fr 1fr; gap: 28px; margin-bottom: 28px; }
    footer.site h3 { color: #F4F1EC; font-size: 16px; margin-bottom: 12px; font-family: "Noto Serif SC", serif; }
    footer.site a { color: #D6D3D1; }
    footer.site a:hover { color: #99F6E4; }
    footer.site ul { display: grid; gap: 8px; }
    .copy { border-top: 1px solid rgba(231,225,216,.12); padding-top: 16px; color: #A8A29E; font-size: 13px; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
    .grid-bg { background-image: linear-gradient(rgba(15,118,110,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(15,118,110,.05) 1px, transparent 1px); background-size: 28px 28px; }
    @media (max-width: 1280px) {
      .container { width: min(100% - 32px, 1100px); }
    }
    @media (max-width: 1024px) {
      .zs-links { display: none; }
      .hamburger { display: flex; }
      .nav-cta { display: none; }
      .zs-slide-inner, .pain-grid, .split, .pack-layout, .dark-sec .container, .story-main, .review-grid, .role-grid, .metric-wrap, .cta-grid, .foot-grid {
        grid-template-columns: 1fr;
      }
      .cap-grid, .scene-grid { grid-template-columns: repeat(2, 1fr); }
      .news-grid { grid-template-columns: repeat(2, 1fr); }
      .steps { grid-template-columns: 1fr 1fr; }
      .steps::before { display: none; }
      .param-bar { grid-template-columns: 1fr 1fr; }
      .stats-grid { grid-template-columns: 1fr 1fr; }
      .stat { border-right: 0; border-bottom: 1px solid rgba(255,255,255,.18); }
      .split img, .story-main img { height: 280px; min-height: 0; }
      .story-copy { padding: 22px; }
      .zs-hero { height: auto; min-height: 70vh; }
      .zs-slide { position: relative; opacity: 0; height: 0; overflow: hidden; }
      .zs-slide.is-active { height: auto; overflow: visible; }
      .zs-slide-inner { padding: 72px 0 80px; }
      .hero-card { max-width: 420px; }
    }
    @media (max-width: 768px) {
      .zs-topbar { display: none; }
      .sec { padding: var(--space-section-m) 0; }
      .cap-grid, .scene-grid, .news-grid, .steps, .story-side, .stats-grid, .param-bar { grid-template-columns: 1fr; }
      .zs-hero h1, .zs-hero .slide-title { max-width: none; }
      .pack-main { min-height: 360px; }
      .copy { flex-direction: column; }
    }
    @media (max-width: 520px) {
      .container { width: calc(100% - 28px); }
      .cta-row .btn { width: 100%; }
      .zs-ctrl { display: none; }
      .quote-xl { font-size: 24px; }
    }
    @media (prefers-reduced-motion: reduce) {
      html { scroll-behavior: auto; }
      *, *::before, *::after { animation: none !important; transition: none !important; }
    }