/* roulang page: index */
:root {
      --jade: #0F6E68;
      --jade-deep: #0B5752;
      --jade-soft: #3D9A92;
      --jade-mist: #D7EBE8;
      --clay: #C45C3E;
      --clay-deep: #A8482E;
      --paper: #F3EEE6;
      --card: #FFFAF6;
      --sand: #E7E1D6;
      --ink: #1C1917;
      --muted: #5C574E;
      --line: #D5CFC4;
      --dark: #1A1614;
      --dark-text: #F3EEE6;
      --radius-card: 12px;
      --radius-btn: 6px;
      --radius-input: 8px;
      --shadow: 0 8px 24px rgba(28, 25, 23, .06);
      --shadow-hover: 0 12px 28px rgba(28, 25, 23, .10);
      --space: 24px;
      --gap-section: 88px;
      --max: 1200px;
      --serif: "Noto Serif SC", "Songti SC", serif;
      --sans: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }
    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      font-family: var(--sans);
      color: var(--ink);
      background: var(--paper);
      line-height: 1.75;
      font-size: 16px;
      -webkit-font-smoothing: antialiased;
    }
    img { max-width: 100%; height: auto; display: block; }
    a { color: var(--jade); text-decoration: none; transition: color .2s ease, opacity .2s ease; }
    a:hover { color: var(--jade-deep); }
    button, input, select, textarea { font-family: inherit; font-size: inherit; }
    button { cursor: pointer; }
    h1, h2, h3, h4 { font-family: var(--serif); line-height: 1.35; color: var(--ink); margin: 0 0 16px; font-weight: 700; }
    h1 { font-size: clamp(28px, 4vw, 46px); letter-spacing: .02em; }
    h2 { font-size: clamp(24px, 3vw, 34px); }
    h3 { font-size: 20px; }
    p { margin: 0 0 14px; color: var(--muted); }
    ul { margin: 0; padding: 0; list-style: none; }
    .skip-link {
      position: absolute; left: 16px; top: -48px; z-index: 200;
      background: var(--jade); color: #fff; padding: 8px 14px; border-radius: var(--radius-btn);
    }
    .skip-link:focus { top: 12px; color: #fff; }
    .container { width: min(var(--max), calc(100% - 40px)); margin: 0 auto; }
    .section { padding: var(--gap-section) 0; }
    .section-sand { background: var(--sand); }
    .section-card { background: var(--card); }
    .kicker {
      display: inline-flex; align-items: center; gap: 8px;
      font-size: 13px; letter-spacing: .12em; color: var(--jade); font-weight: 600; margin-bottom: 10px;
    }
    .kicker::before { content: ""; width: 18px; height: 2px; background: var(--jade); }
    .lead { font-size: 16px; max-width: 720px; color: var(--muted); }
    .badge {
      display: inline-flex; align-items: center; gap: 6px;
      border: 1px solid var(--jade-soft); color: var(--jade-deep);
      background: rgba(15, 110, 104, .06); border-radius: 999px;
      padding: 4px 10px; font-size: 12px; font-weight: 500;
    }
    .btn {
      display: inline-flex; align-items: center; justify-content: center; gap: 8px;
      min-height: 44px; padding: 0 20px; border-radius: var(--radius-btn);
      border: 1px solid transparent; font-weight: 600; letter-spacing: .04em;
      transition: background .2s ease, border-color .2s ease, transform .15s ease, box-shadow .2s ease, color .2s ease;
    }
    .btn:active { transform: translateY(1px); }
    .btn:focus-visible, .icon-btn:focus-visible, .nav-links a:focus-visible, .scene-tab:focus-visible, .faq-q:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
      outline: 2px solid var(--jade); outline-offset: 2px;
    }
    .btn-primary { background: var(--jade); color: #fff; }
    .btn-primary:hover { background: var(--jade-deep); color: #fff; box-shadow: var(--shadow); }
    .btn-ghost { background: transparent; color: var(--ink); border-color: var(--ink); }
    .btn-ghost:hover { background: var(--ink); color: var(--paper); }
    .btn-light { background: var(--paper); color: var(--ink); }
    .btn-light:hover { background: #fff; color: var(--ink); }
    .btn-clay:hover { background: var(--clay); border-color: var(--clay); color: #fff; }
    .btn-sm { min-height: 36px; padding: 0 14px; font-size: 13px; }
    .topbar {
      background: #EFE8DC; color: var(--muted); font-size: 13px;
      border-bottom: 1px solid var(--line);
    }
    .topbar-inner {
      width: min(var(--max), calc(100% - 40px)); margin: 0 auto;
      display: flex; align-items: center; justify-content: space-between; gap: 16px;
      min-height: 40px; padding: 6px 0;
    }
    .topbar-meta { display: flex; flex-wrap: wrap; gap: 8px 18px; align-items: center; }
    .topbar-meta span { display: inline-flex; align-items: center; gap: 6px; }
    .site-header {
      background: rgba(255, 250, 246, .96); border-bottom: 1px solid transparent;
      position: sticky; top: 0; z-index: 80; backdrop-filter: blur(10px);
      transition: box-shadow .2s ease, border-color .2s ease;
    }
    .site-header.is-stuck {
      box-shadow: 0 6px 18px rgba(28, 25, 23, .07);
      border-bottom-color: var(--line);
    }
    .nav-bar {
      width: min(var(--max), calc(100% - 40px)); margin: 0 auto;
      display: flex; align-items: center; justify-content: space-between; gap: 20px;
      min-height: 72px;
    }
    .logo {
      display: flex; align-items: baseline; gap: 8px; color: var(--ink); white-space: nowrap;
    }
    .logo:hover { color: var(--ink); }
    .logo-mark { font-family: var(--serif); font-weight: 700; font-size: 22px; letter-spacing: .04em; }
    .logo-sub { font-size: 12px; color: var(--jade); letter-spacing: .18em; font-weight: 600; }
    .nav-links { display: flex; align-items: center; gap: 4px; }
    .nav-links a {
      color: var(--ink); font-size: 15px; font-weight: 500; padding: 10px 12px; position: relative;
    }
    .nav-links a::after {
      content: ""; position: absolute; left: 12px; right: 12px; bottom: 6px; height: 2px;
      background: var(--jade); transform: scaleX(0); transform-origin: left; transition: transform .2s ease;
    }
    .nav-links a:hover, .nav-links a.is-active { color: var(--jade); }
    .nav-links a.is-active::after, .nav-links a:hover::after { transform: scaleX(1); }
    .menu-toggle {
      display: none; width: 44px; height: 44px; border: 1px solid var(--line); background: var(--card);
      border-radius: var(--radius-btn); align-items: center; justify-content: center; flex-direction: column; gap: 5px;
    }
    .menu-toggle span { width: 18px; height: 2px; background: var(--ink); display: block; }
    .drawer-mask {
      position: fixed; inset: 0; background: rgba(26, 22, 20, .4); z-index: 90; opacity: 0; visibility: hidden;
      transition: .2s ease;
    }
    .drawer {
      position: fixed; top: 0; right: 0; width: min(84vw, 360px); height: 100%; background: var(--paper);
      z-index: 100; transform: translateX(100%); transition: transform .28s ease;
      padding: 28px 22px; display: flex; flex-direction: column; gap: 8px;
      box-shadow: -12px 0 32px rgba(28, 25, 23, .12);
    }
    body.menu-open .drawer { transform: none; }
    body.menu-open .drawer-mask { opacity: 1; visibility: visible; }
    .drawer a {
      min-height: 48px; display: flex; align-items: center; color: var(--ink); font-weight: 600;
      border-bottom: 1px solid var(--line); padding: 0 6px;
    }
    .hero { position: relative; overflow: hidden; background: var(--dark); }
    .slides { position: relative; min-height: clamp(560px, 72vw, 720px); }
    .slide {
      position: absolute; inset: 0; opacity: 0; visibility: hidden;
      background-size: cover; background-position: center;
      transition: opacity .7s ease, visibility .7s ease;
    }
    .slide.is-on { opacity: 1; visibility: visible; z-index: 1; }
    .slide::after {
      content: ""; position: absolute; inset: 0;
      background: linear-gradient(90deg, rgba(26,22,20,.88) 0%, rgba(26,22,20,.55) 48%, rgba(26,22,20,.28) 100%);
    }
    .slide-1 { background-image: url("/assets/images/986c3c9af9f44938.webp"); }
    .slide-2 { background-image: url("/assets/images/c31f97e2a79be070.webp"); }
    .slide-3 { background-image: url("/assets/images/096f00b359be6e2d.webp"); }
    .hero-copy {
      position: relative; z-index: 2; width: min(var(--max), calc(100% - 40px)); margin: 0 auto;
      min-height: inherit; display: grid; grid-template-columns: 1.2fr .8fr; gap: 32px; align-items: center;
      padding: 64px 0 80px;
    }
    .hero h1 { color: var(--dark-text); max-width: 18em; }
    .hero .lead { color: #D8D1C6; max-width: 38em; font-size: 17px; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0 18px; }
    .hero-tags { display: flex; flex-wrap: wrap; gap: 8px; }
    .hero-tags .badge { background: rgba(61, 154, 146, .16); color: #D7EBE8; border-color: var(--jade-soft); }
    .demo-panel {
      background: rgba(26, 22, 20, .55); border: 1px solid rgba(61, 154, 146, .35);
      border-radius: var(--radius-card); padding: 20px; color: var(--dark-text);
      box-shadow: var(--shadow); backdrop-filter: blur(8px);
    }
    .demo-panel h3 { color: var(--dark-text); font-size: 16px; margin-bottom: 10px; }
    .wave {
      height: 54px; display: flex; align-items: flex-end; gap: 4px; margin: 8px 0 14px;
    }
    .wave i {
      display: block; width: 4px; background: var(--jade-soft); border-radius: 2px;
      animation: pulse 1.2s ease-in-out infinite;
    }
    .wave i:nth-child(odd) { animation-delay: .15s; }
    .stamp-row { display: flex; justify-content: space-between; font-size: 12px; color: #C9C2B6; }
    .transcript-line { font-size: 13px; line-height: 1.7; color: #E7E1D6; border-left: 2px solid var(--jade-soft); padding-left: 10px; margin-top: 10px; }
    .carousel-nav {
      position: absolute; z-index: 3; left: 0; right: 0; bottom: 22px;
      width: min(var(--max), calc(100% - 40px)); margin: 0 auto;
      display: flex; align-items: center; justify-content: space-between;
    }
    .dots { display: flex; gap: 8px; }
    .dots button {
      width: 10px; height: 10px; border-radius: 50%; border: 0; background: rgba(243, 238, 230, .4); padding: 0;
    }
    .dots button.is-on { background: var(--clay); width: 22px; border-radius: 8px; }
    .icon-btn {
      width: 44px; height: 44px; border-radius: 50%; border: 1px solid rgba(243,238,230,.35);
      background: rgba(26,22,20,.35); color: #fff; display: inline-flex; align-items: center; justify-content: center;
    }
    .icon-btn:hover { background: var(--jade); border-color: var(--jade); }
    .pain-grid {
      display: grid; grid-template-columns: 1.1fr .9fr; gap: 22px;
    }
    .pain-item {
      display: grid; grid-template-columns: 140px 1fr; gap: 18px; background: var(--card);
      border-radius: var(--radius-card); overflow: hidden; box-shadow: var(--shadow);
      border: 1px solid rgba(213, 207, 196, .7);
    }
    .pain-item:nth-child(2), .pain-item:nth-child(3) { transform: translateY(18px); }
    .pain-item img { width: 100%; height: 100%; object-fit: cover; min-height: 140px; }
    .pain-body { padding: 18px 18px 18px 0; }
    .pain-body h3 { margin-bottom: 8px; }
    .split {
      display: grid; grid-template-columns: 5fr 7fr; gap: 48px; align-items: center;
    }
    .split-media { position: relative; }
    .split-media img { width: 100%; border-radius: var(--radius-card); box-shadow: var(--shadow); object-fit: cover; aspect-ratio: 5/4; }
    .spec-box {
      margin-top: 22px; display: grid; grid-template-columns: 1fr 1fr; gap: 12px;
    }
    .spec {
      background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px;
    }
    .spec b { display: block; color: var(--ink); font-size: 15px; }
    .spec span { font-size: 13px; color: var(--muted); }
    .timeline {
      display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; counter-reset: step;
      position: relative;
    }
    .timeline::before {
      content: ""; position: absolute; top: 28px; left: 8%; right: 8%; height: 2px; background: var(--jade-mist);
    }
    .step {
      background: var(--card); border-radius: var(--radius-card); padding: 22px 20px 20px;
      box-shadow: var(--shadow); position: relative; border: 1px solid transparent;
    }
    .step:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); border-color: var(--jade-mist); }
    .step-no {
      width: 36px; height: 36px; border-radius: 50%; background: var(--jade); color: #fff;
      display: flex; align-items: center; justify-content: center; font-weight: 700; margin-bottom: 12px;
    }
    .cards-6 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
    .cap-card {
      background: var(--card); border-radius: var(--radius-card); padding: 24px; box-shadow: var(--shadow);
      border: 1px solid rgba(213,207,196,.8); min-height: 210px; transition: transform .2s ease, box-shadow .2s ease;
    }
    .cap-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
    .cap-icon {
      width: 40px; height: 40px; border-radius: 8px; border: 1px solid var(--jade-soft);
      display: flex; align-items: center; justify-content: center; margin-bottom: 14px; color: var(--jade);
    }
    .combo-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
    .combo {
      background: var(--card); border-radius: var(--radius-card); overflow: hidden; box-shadow: var(--shadow);
      display: flex; flex-direction: column; transition: transform .2s ease, box-shadow .2s ease;
    }
    .combo:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
    .combo img { width: 100%; aspect-ratio: 16/10; object-fit: cover; }
    .combo-body { padding: 22px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
    .combo-body ul { display: grid; gap: 8px; }
    .combo-body li { padding-left: 16px; position: relative; color: var(--muted); font-size: 14px; }
    .combo-body li::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--jade); position: absolute; left: 0; top: 9px; }
    .dark-block {
      background: var(--dark) url("/assets/images/a7191afd29cbc1b1.webp") center/cover no-repeat;
      color: var(--dark-text); position: relative;
    }
    .dark-block::before { content: ""; position: absolute; inset: 0; background: rgba(26,22,20,.86); }
    .dark-inner { position: relative; z-index: 1; display: grid; grid-template-columns: .9fr 1.1fr; gap: 40px; }
    .dark-block h2, .dark-block h3 { color: var(--dark-text); }
    .idea {
      font-family: var(--serif); font-size: clamp(22px, 3vw, 30px); line-height: 1.5; color: var(--dark-text);
      border-left: 3px solid var(--jade-soft); padding-left: 18px;
    }
    .case-list { display: grid; gap: 16px; }
    .case-card {
      background: rgba(243,238,230,.06); border: 1px solid rgba(61,154,146,.35);
      border-radius: 12px; padding: 18px 20px;
    }
    .case-card p { color: #D8D1C6; }
    .stats {
      background: linear-gradient(90deg, #0F6E68 0%, #1A1614 100%);
      color: var(--dark-text); padding: 42px 0;
    }
    .stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
    .stat { text-align: left; padding: 8px 12px; border-left: 2px solid var(--jade-soft); }
    .stat b { display: block; font-family: var(--serif); font-size: 36px; line-height: 1.1; color: #fff; }
    .stat em { font-style: normal; font-size: 16px; margin-left: 4px; }
    .stat span { display: block; color: #D8D1C6; font-size: 14px; margin-top: 6px; }
    .story-main {
      display: grid; grid-template-columns: 1.1fr .9fr; gap: 28px; background: var(--card);
      border-radius: var(--radius-card); overflow: hidden; box-shadow: var(--shadow); margin-bottom: 18px;
    }
    .story-main img { width: 100%; height: 100%; object-fit: cover; min-height: 280px; }
    .story-copy { padding: 28px; }
    .story-side { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
    .story-mini {
      background: var(--card); border-radius: var(--radius-card); overflow: hidden; box-shadow: var(--shadow);
    }
    .story-mini img { width: 100%; aspect-ratio: 16/10; object-fit: cover; }
    .story-mini div { padding: 16px 18px 20px; }
    .quotes { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
    .quote {
      background: var(--card); border-radius: var(--radius-card); padding: 22px 20px; box-shadow: var(--shadow);
      min-height: 220px; display: flex; flex-direction: column; justify-content: space-between;
    }
    .quote p { color: var(--ink); font-size: 15px; }
    .quote footer { font-size: 13px; color: var(--muted); }
    .scene-box { display: grid; grid-template-columns: 240px 1fr; gap: 24px; }
    .scene-tabs { display: grid; gap: 8px; align-content: start; }
    .scene-tab {
      text-align: left; min-height: 52px; border: 1px solid var(--line); background: var(--card);
      border-radius: 8px; padding: 10px 14px; color: var(--ink); font-weight: 600;
    }
    .scene-tab.is-on { background: var(--jade); color: #fff; border-color: var(--jade); }
    .scene-panel {
      background: var(--card); border-radius: var(--radius-card); padding: 28px; box-shadow: var(--shadow);
      display: none; min-height: 260px;
    }
    .scene-panel.is-on { display: block; }
    .people { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
    .news-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
    .news-card {
      background: var(--card); border-radius: var(--radius-card); overflow: hidden; box-shadow: var(--shadow);
      display: flex; flex-direction: column;
    }
    .news-card img { width: 100%; aspect-ratio: 16/10; object-fit: cover; }
    .news-card div { padding: 16px 16px 18px; }
    .news-card h3 {
      font-size: 17px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
    }
    .news-card p {
      display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; font-size: 14px;
    }
    .date { font-size: 12px; color: var(--jade); letter-spacing: .04em; margin-bottom: 8px; display: block; }
    .compare { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
    .board {
      background: var(--card); border-radius: var(--radius-card); padding: 24px; box-shadow: var(--shadow);
    }
    .board h3 { display: flex; justify-content: space-between; align-items: center; }
    .row {
      display: grid; grid-template-columns: 110px 1fr; gap: 10px; padding: 12px 0;
      border-bottom: 1px dashed var(--line); font-size: 14px;
    }
    .row:last-child { border-bottom: 0; }
    .row b { color: var(--ink); }
    .faq-list { display: grid; gap: 10px; }
    .faq-item { background: var(--card); border-radius: 10px; border: 1px solid var(--line); overflow: hidden; }
    .faq-q {
      width: 100%; min-height: 56px; background: transparent; border: 0; display: flex;
      align-items: center; justify-content: space-between; gap: 12px; padding: 0 18px;
      font-weight: 600; color: var(--ink); text-align: left;
    }
    .faq-q i {
      width: 18px; height: 18px; position: relative; flex: 0 0 18px;
    }
    .faq-q i::before, .faq-q i::after {
      content: ""; position: absolute; background: var(--jade); left: 50%; top: 50%;
    }
    .faq-q i::before { width: 14px; height: 2px; transform: translate(-50%, -50%); }
    .faq-q i::after { width: 2px; height: 14px; transform: translate(-50%, -50%); transition: transform .2s ease, opacity .2s ease; }
    .faq-item.is-open .faq-q i::after { transform: translate(-50%, -50%) rotate(90deg); opacity: 0; }
    .faq-a { display: none; padding: 0 18px 18px; background: #F7F2EA; color: var(--muted); }
    .faq-item.is-open .faq-a { display: block; }
    .form-wrap {
      display: grid; grid-template-columns: 1fr 1.15fr; gap: 28px; background: var(--card);
      border-radius: 16px; padding: 32px; box-shadow: var(--shadow);
    }
    .form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 16px; }
    .field { display: flex; flex-direction: column; gap: 6px; }
    .field.full { grid-column: 1 / -1; }
    label { font-size: 13px; font-weight: 600; color: var(--ink); }
    input, select, textarea {
      border: 1px solid var(--line); border-radius: var(--radius-input); background: #fff;
      min-height: 44px; padding: 8px 12px; color: var(--ink);
    }
    textarea { min-height: 90px; resize: vertical; }
    input.is-err, select.is-err { border-color: var(--clay); }
    .form-ok {
      display: none; background: var(--jade-mist); color: var(--jade-deep);
      border-radius: 8px; padding: 14px 16px; margin-bottom: 12px; font-weight: 600;
    }
    .flow { display: grid; gap: 12px; margin-top: 18px; }
    .flow li {
      background: var(--paper); border-radius: 10px; padding: 12px 14px; display: grid;
      grid-template-columns: 28px 1fr; gap: 10px; align-items: start;
    }
    .flow b { display: block; color: var(--ink); }
    .cta-band {
      background: var(--dark) url("/assets/images/5b27a077155ba484.webp") center/cover no-repeat; position: relative;
    }
    .cta-band::before { content: ""; position: absolute; inset: 0; background: rgba(15, 110, 104, .82); }
    .cta-inner { position: relative; z-index: 1; text-align: center; padding: 72px 0; }
    .cta-inner h2 { color: #fff; }
    .cta-inner p { color: #E7E1D6; max-width: 640px; margin: 0 auto 24px; }
    .site-footer { background: #141110; color: #C9C2B6; padding: 56px 0 0; }
    .foot-grid { display: grid; grid-template-columns: 1.3fr 1fr 1.2fr; gap: 32px; padding-bottom: 32px; }
    .site-footer h3 { color: var(--dark-text); font-size: 18px; }
    .site-footer a { color: #C9C2B6; }
    .site-footer a:hover { color: #fff; }
    .foot-links { display: grid; gap: 8px; }
    .legal p { color: #C9C2B6; font-size: 14px; }
    .copy {
      border-top: 1px solid rgba(243,238,230,.12); padding: 16px 0 22px; display: flex;
      justify-content: space-between; gap: 12px; flex-wrap: wrap; font-size: 13px;
    }
    .tiny-deco { width: 72px; height: 28px; opacity: .7; }
    @keyframes pulse {
      0%, 100% { height: 12px; opacity: .6; }
      50% { height: 46px; opacity: 1; }
    }
    @media (max-width: 1280px) {
      .quotes { grid-template-columns: repeat(2, 1fr); }
      .news-grid { grid-template-columns: repeat(2, 1fr); }
    }
    @media (max-width: 1024px) {
      :root { --gap-section: 72px; }
      .hero-copy, .split, .dark-inner, .story-main, .scene-box, .form-wrap, .compare { grid-template-columns: 1fr; }
      .timeline { grid-template-columns: 1fr 1fr; }
      .timeline::before { display: none; }
      .cards-6, .combo-grid { grid-template-columns: 1fr 1fr; }
      .pain-grid { grid-template-columns: 1fr; }
      .pain-item:nth-child(2), .pain-item:nth-child(3) { transform: none; }
      .stats-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
      .nav-links { display: none; }
      .menu-toggle { display: inline-flex; }
      .demo-panel { max-width: 420px; }
    }
    @media (max-width: 768px) {
      :root { --gap-section: 56px; }
      .slides { min-height: 0; }
      .hero-copy { padding: 40px 0 96px; }
      .pain-item { grid-template-columns: 1fr; }
      .pain-body { padding: 16px 18px 18px; }
      .cards-6, .combo-grid, .story-side, .quotes, .news-grid, .stats-grid, .timeline, .form-grid, .foot-grid, .spec-box {
        grid-template-columns: 1fr;
      }
      .topbar-inner { flex-direction: column; align-items: flex-start; }
      .container, .nav-bar, .hero-copy, .carousel-nav, .topbar-inner { width: min(var(--max), calc(100% - 28px)); }
      .form-wrap { padding: 20px; }
      .row { grid-template-columns: 1fr; }
    }
    @media (max-width: 520px) {
      h1 { font-size: 26px; }
      .hero-actions .btn { width: 100%; }
      .copy { flex-direction: column; }
    }
    @media (prefers-reduced-motion: reduce) {
      html { scroll-behavior: auto; }
      .slide, .btn, .cap-card, .combo, .step { transition: none; }
      .wave i { animation: none; height: 24px; }
    }