/* roulang page: index */
:root {
      --walnut: #6e3f2a;
      --walnut-deep: #542f1f;
      --walnut-hover: #5c3423;
      --linen: #f4ede3;
      --oak: #e8d5b7;
      --sage: #8a9a84;
      --sage-soft: #d7e0d3;
      --brass: #c4a35a;
      --brass-deep: #a8883f;
      --bg: #faf7f2;
      --plaster: #f1ebe3;
      --stone: #ebe4d8;
      --dark: #2c211c;
      --ink: #2a211c;
      --muted: #6b5e55;
      --faint: #8a7d73;
      --line: #e0d5c8;
      --white: #fffcf8;
      --danger: #8b3a2d;
      --ok: #3f6b4a;
      --radius: 10px;
      --radius-sm: 8px;
      --shadow: 0 8px 24px rgba(84, 47, 31, 0.08);
      --shadow-hover: 0 12px 28px rgba(84, 47, 31, 0.12);
      --space: 24px;
      --container: 1240px;
      --header-top: 40px;
      --header-main: 72px;
      --ease: 180ms ease;
    }
    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      font-family: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
      color: var(--ink);
      background: var(--bg);
      line-height: 1.8;
      font-size: 16px;
      min-height: 100%;
    }
    img { max-width: 100%; height: auto; display: block; }
    a { color: var(--walnut); text-decoration: none; transition: color var(--ease), border-color var(--ease); }
    a:hover { color: var(--walnut-deep); }
    button, input, select, textarea { font-family: inherit; }
    button { cursor: pointer; }
    h1, h2 {
      font-family: "Noto Serif SC", "Noto Sans SC", serif;
      font-weight: 700;
      line-height: 1.28;
      color: var(--ink);
      margin: 0 0 0.7em;
    }
    h3 { font-family: "Noto Sans SC", sans-serif; font-weight: 600; line-height: 1.4; margin: 0 0 0.5em; color: var(--ink); }
    p { margin: 0 0 1em; }
    ul { margin: 0; padding: 0; list-style: none; }
    :focus-visible { outline: 2px solid var(--brass); outline-offset: 3px; }
    .skip {
      position: absolute; left: -999px; top: 0;
      background: var(--walnut); color: #fff; padding: 8px 12px; z-index: 100;
    }
    .skip:focus { left: 12px; top: 12px; }
    .container { width: min(var(--container), calc(100% - 32px)); margin: 0 auto; }
    .topbar {
      background: var(--dark);
      color: #f3ece4;
      font-size: 13px;
      min-height: var(--header-top);
      display: flex;
      align-items: center;
      transition: transform var(--ease), opacity var(--ease);
    }
    .topbar-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
      width: min(var(--container), calc(100% - 32px));
      margin: 0 auto;
      padding: 8px 0;
      flex-wrap: wrap;
    }
    .topbar a { color: #f3ece4; }
    .topbar a:hover { color: var(--brass); }
    .top-meta { display: flex; gap: 18px; flex-wrap: wrap; align-items: center; }
    .trust-pills { display: flex; gap: 8px; flex-wrap: wrap; }
    .pill {
      border: 1px solid rgba(196,163,90,.45);
      color: var(--brass);
      border-radius: 999px;
      padding: 2px 10px;
      font-size: 12px;
      letter-spacing: .02em;
    }
    .site-header {
      position: sticky; top: 0; z-index: 50;
      background: rgba(250,247,242,.96);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid var(--line);
    }
    .site-header.is-stuck .mainnav { box-shadow: 0 6px 16px rgba(84,47,31,.06); }
    .mainnav {
      min-height: var(--header-main);
      display: flex;
      align-items: center;
    }
    .nav-inner {
      width: min(var(--container), calc(100% - 32px));
      margin: 0 auto;
      display: grid;
      grid-template-columns: auto 1fr auto;
      align-items: center;
      gap: 20px;
    }
    .logo {
      display: flex; align-items: center; gap: 10px; color: var(--ink);
    }
    .logo-mark {
      width: 36px; height: 36px; flex: none;
    }
    .logo-text { display: flex; flex-direction: column; line-height: 1.15; }
    .logo-text strong { font-family: "Noto Serif SC", serif; font-size: 18px; font-weight: 700; }
    .logo-text span { font-size: 12px; color: var(--walnut); letter-spacing: .12em; }
    .nav-links { display: flex; justify-content: center; gap: 6px 18px; flex-wrap: wrap; }
    .nav-links a {
      color: var(--muted);
      font-size: 15px;
      padding: 8px 2px 10px;
      border-bottom: 2px solid transparent;
      min-height: 44px;
      display: inline-flex;
      align-items: center;
    }
    .nav-links a:hover,
    .nav-links a.is-active {
      color: var(--walnut);
      border-bottom-color: var(--walnut);
    }
    .btn {
      display: inline-flex; align-items: center; justify-content: center;
      min-height: 44px; padding: 10px 20px; border-radius: var(--radius-sm);
      border: 1px solid transparent; font-weight: 600; letter-spacing: .02em;
      transition: background var(--ease), color var(--ease), border-color var(--ease), transform var(--ease), box-shadow var(--ease);
    }
    .btn:active { transform: translateY(1px); }
    .btn-primary { background: var(--walnut); color: #fff; }
    .btn-primary:hover { background: var(--walnut-hover); color: #fff; box-shadow: inset 0 -2px 0 var(--brass); }
    .btn-ghost {
      background: transparent; color: var(--walnut-deep);
      border-color: var(--oak);
    }
    .btn-ghost:hover { border-color: var(--brass); color: var(--walnut); }
    .btn-brass { background: var(--brass); color: var(--dark); }
    .btn-brass:hover { background: var(--brass-deep); color: #fff; }
    .btn[disabled], .btn.is-disabled { opacity: .5; pointer-events: none; }
    .menu-toggle {
      display: none; width: 44px; height: 44px; border: 1px solid var(--line);
      background: var(--white); border-radius: 8px; padding: 0;
    }
    .menu-toggle span, .menu-toggle span::before, .menu-toggle span::after {
      display: block; width: 18px; height: 2px; background: var(--ink); margin: 0 auto; position: relative;
    }
    .menu-toggle span::before, .menu-toggle span::after { content: ""; position: absolute; left: 0; }
    .menu-toggle span::before { top: -6px; }
    .menu-toggle span::after { top: 6px; }
    .drawer {
      display: none; position: fixed; inset: 0; background: rgba(44,33,28,.42); z-index: 80;
    }
    .drawer.is-open { display: block; }
    .drawer-panel {
      position: absolute; right: 0; top: 0; height: 100%; width: min(86vw, 360px);
      background: var(--white); padding: 24px 20px; overflow: auto;
      box-shadow: -12px 0 32px rgba(44,33,28,.16);
    }
    .drawer-panel a, .drawer-panel .btn { min-height: 44px; }
    .drawer-links { display: flex; flex-direction: column; gap: 4px; margin: 18px 0 24px; }
    .drawer-links a {
      color: var(--ink); padding: 10px 8px; border-radius: 8px;
    }
    .drawer-links a:hover, .drawer-links a.is-active { background: var(--linen); color: var(--walnut); }
    main { overflow: clip; }
    section { padding: 72px 0; position: relative; }
    .sec-kicker {
      color: var(--walnut); font-size: 13px; letter-spacing: .18em; margin-bottom: 8px; font-weight: 600;
    }
    .sec-title { font-size: clamp(24px, 3vw, 34px); max-width: 18em; }
    .sec-lead {
      max-width: 740px; color: var(--muted); font-size: 16px; line-height: 1.82; margin-bottom: 28px;
    }
    .hero {
      padding: 0; background: var(--dark); color: #fff;
    }
    .hero-slider { position: relative; min-height: 620px; overflow: hidden; }
    .slide {
      position: absolute; inset: 0; opacity: 0; visibility: hidden;
      transition: opacity .6s ease, visibility .6s;
    }
    .slide.is-active { opacity: 1; visibility: visible; position: relative; }
    .slide img {
      width: 100%; height: 620px; object-fit: cover; filter: saturate(0.92);
    }
    .slide-mask {
      position: absolute; inset: 0;
      background: linear-gradient(90deg, rgba(44,33,28,.38) 0%, rgba(44,33,28,.16) 46%, rgba(44,33,28,.08) 100%);
    }
    .slash-panel {
      position: absolute; left: 0; top: 0; height: 100%; width: min(58%, 760px);
      background: linear-gradient(115deg, rgba(110,63,42,.92) 0%, rgba(84,47,31,.78) 62%, rgba(84,47,31,.18) 100%);
      clip-path: polygon(0 0, 86% 0, 68% 100%, 0 100%);
    }
    .hero-copy {
      position: absolute; left: 0; right: 0; top: 0; height: 100%;
      display: flex; align-items: center;
    }
    .hero-copy-inner { width: min(var(--container), calc(100% - 32px)); margin: 0 auto; color: #fff; max-width: none; }
    .hero-copy-inner > * { max-width: 620px; }
    .brand-chip {
      display: inline-flex; align-items: center; gap: 8px;
      background: rgba(255,252,248,.12); border: 1px solid rgba(196,163,90,.45);
      color: var(--brass); padding: 6px 12px; border-radius: 999px; font-size: 13px; margin-bottom: 16px;
    }
    .hero h1 { color: #fff; font-size: clamp(30px, 4.4vw, 48px); margin-bottom: 14px; }
    .hero-lead { color: rgba(255,252,248,.9); line-height: 1.85; margin-bottom: 22px; }
    .hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
    .hero-facts { display: flex; gap: 18px; margin-top: 22px; flex-wrap: wrap; color: #f4ede3; font-size: 13px; }
    .hero-facts span { border-left: 2px solid var(--brass); padding-left: 10px; }
    .slider-nav, .slider-dots { position: absolute; z-index: 3; }
    .slider-nav { right: 24px; top: 50%; transform: translateY(-50%); display: flex; flex-direction: column; gap: 8px; }
    .slider-btn {
      width: 44px; height: 44px; border-radius: 8px; border: 1px solid rgba(255,252,248,.35);
      background: rgba(44,33,28,.35); color: #fff;
    }
    .slider-btn:hover { background: var(--walnut); border-color: var(--brass); }
    .slider-dots { left: 50%; bottom: 18px; transform: translateX(-50%); display: flex; gap: 8px; }
    .slider-dots button {
      width: 10px; height: 10px; border-radius: 50%; border: 0; background: rgba(255,252,248,.4); padding: 0;
    }
    .slider-dots button.is-on { background: var(--brass); width: 22px; border-radius: 8px; }
    .metrics { background: var(--plaster); padding-top: 56px; }
    .metric-board {
      display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px;
    }
    .metric-card {
      background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
      padding: 22px 16px; box-shadow: var(--shadow); min-height: 150px;
    }
    .metric-card .num {
      font-family: "Noto Serif SC", serif; font-size: 34px; color: var(--walnut); font-weight: 700; line-height: 1.1;
    }
    .metric-card .unit { font-size: 14px; color: var(--brass-deep); margin-left: 4px; }
    .metric-card p { color: var(--muted); font-size: 14px; margin: 10px 0 0; }
    .intro { background: var(--bg); }
    .split {
      display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items: center;
    }
    .split.reverse { grid-template-columns: .95fr 1.05fr; }
    .media-frame {
      border-radius: 12px; overflow: hidden; box-shadow: var(--shadow);
      border: 1px solid var(--line); position: relative;
    }
    .media-frame img { width: 100%; height: 460px; object-fit: cover; }
    .param-table { width: 100%; border-collapse: collapse; margin-top: 8px; }
    .param-table th, .param-table td {
      text-align: left; padding: 10px 0; border-bottom: 1px solid var(--line); font-size: 14px;
    }
    .param-table th { color: var(--faint); font-weight: 500; width: 38%; }
    .swatches { display: flex; gap: 8px; margin-top: 16px; flex-wrap: wrap; }
    .swatch { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--muted); }
    .dot { width: 18px; height: 18px; border-radius: 50%; border: 1px solid var(--line); }
    .spaces { background: var(--linen); }
    .scene-grid {
      display: grid; grid-template-columns: 1.4fr 1fr 1fr; grid-template-rows: auto auto; gap: 16px;
    }
    .scene {
      background: var(--white); border-radius: 12px; overflow: hidden; border: 1px solid var(--line);
      box-shadow: var(--shadow); display: flex; flex-direction: column;
    }
    .scene:first-child { grid-row: 1 / span 2; }
    .scene img { width: 100%; height: 180px; object-fit: cover; }
    .scene:first-child img { height: 280px; }
    .scene-body { padding: 18px 18px 20px; }
    .scene h3 { font-size: 18px; }
    .scene li { position: relative; padding-left: 14px; color: var(--muted); font-size: 14px; line-height: 1.7; }
    .scene li::before { content: ""; position: absolute; left: 0; top: .7em; width: 6px; height: 6px; background: var(--brass); border-radius: 1px; }
    .matrix { background: var(--bg); }
    .service-grid {
      display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 16px;
    }
    .svc {
      background: var(--white); border: 1px solid var(--line); border-radius: 12px; padding: 22px;
      box-shadow: var(--shadow); transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
    }
    .svc:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); border-color: var(--brass); }
    .svc.featured {
      grid-row: 1 / span 2; background: var(--dark); color: #f6efe8;
    }
    .svc.featured h3, .svc.featured p { color: #f6efe8; }
    .svc h3 { font-size: 18px; }
    .svc p { color: var(--muted); font-size: 15px; line-height: 1.8; margin: 0; }
    .svc .tag {
      display: inline-block; font-size: 12px; color: var(--walnut); background: var(--linen);
      border-radius: 999px; padding: 2px 8px; margin-bottom: 10px;
    }
    .svc.featured .tag { background: rgba(196,163,90,.18); color: var(--brass); }
    .plans { background: var(--plaster); }
    .plan-grid { display: grid; grid-template-columns: 1.2fr .9fr .9fr; gap: 18px; align-items: stretch; }
    .plan {
      background: var(--white); border-radius: 12px; overflow: hidden; border: 1px solid var(--line);
      box-shadow: var(--shadow); display: flex; flex-direction: column;
    }
    .plan img { width: 100%; height: 220px; object-fit: cover; }
    .plan.wide img { height: 280px; }
    .plan-body { padding: 20px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
    .plan h3 { font-size: 20px; }
    .plan p, .plan li { color: var(--muted); font-size: 14px; }
    .meta-row { display: flex; gap: 8px; flex-wrap: wrap; }
    .badge {
      background: var(--linen); color: var(--walnut-deep); border: 1px solid var(--line);
      border-radius: 6px; padding: 2px 8px; font-size: 12px;
    }
    .compare { background: var(--bg); }
    .compare-wrap {
      display: grid; grid-template-columns: 1.3fr .7fr; gap: 28px; align-items: center;
    }
    .compare-stage {
      position: relative; border-radius: 12px; overflow: hidden; height: 460px; border: 1px solid var(--line);
    }
    .compare-stage img { width: 100%; height: 460px; object-fit: cover; position: absolute; inset: 0; }
    .compare-after { clip-path: inset(0 50% 0 0); }
    .compare-range {
      position: absolute; inset: 0; width: 100%; height: 100%; margin: 0; opacity: 0; cursor: ew-resize; z-index: 3;
    }
    .compare-bar {
      position: absolute; top: 0; bottom: 0; left: 50%; width: 2px; background: var(--brass); z-index: 2;
    }
    .compare-bar::after {
      content: "拖动对照"; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
      background: var(--walnut); color: #fff; font-size: 12px; padding: 6px 10px; border-radius: 999px; white-space: nowrap;
    }
    .compare-list li {
      display: grid; grid-template-columns: 5.5em 1fr; gap: 10px; padding: 12px 0;
      border-bottom: 1px solid var(--line); font-size: 15px;
    }
    .compare-list strong { color: var(--walnut); }
    .craft {
      background: #32251f;
      color: #f6efe8;
      padding: 84px 0;
    }
    .craft .sec-title, .craft .sec-kicker, .craft h3 { color: #f6efe8; }
    .craft .sec-lead { color: rgba(246,239,232,.78); }
    .craft-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 36px; align-items: center; }
    .craft img { width: 100%; height: 420px; object-fit: cover; border-radius: 12px; }
    .idea { border-left: 2px solid var(--brass); padding: 4px 0 8px 16px; margin-bottom: 16px; }
    .idea h3 { font-size: 18px; margin-bottom: 4px; }
    .idea p { color: rgba(246,239,232,.8); margin: 0; }
    .case-bar {
      display: flex; gap: 18px; flex-wrap: wrap; margin-top: 18px;
      background: rgba(255,252,248,.06); border: 1px solid rgba(196,163,90,.25); border-radius: 10px; padding: 12px 16px;
    }
    .case-bar span { font-size: 13px; color: var(--oak); }
    .timeline { background: var(--linen); }
    .steps {
      display: grid; grid-template-columns: repeat(6, 1fr); gap: 0; position: relative;
    }
    .steps::before {
      content: ""; position: absolute; left: 8%; right: 8%; top: 22px; height: 1px; background: var(--oak);
    }
    .step { padding: 0 10px; position: relative; }
    .step i {
      display: block; width: 14px; height: 14px; border-radius: 50%; background: var(--walnut);
      border: 3px solid var(--brass); margin-bottom: 14px; position: relative; z-index: 1;
    }
    .step h3 { font-size: 16px; }
    .step p { font-size: 14px; color: var(--muted); }
    .time { color: var(--brass-deep); font-size: 13px; font-weight: 600; }
    .stories { background: var(--bg); }
    .story-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 18px; }
    .story {
      background: var(--white); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; box-shadow: var(--shadow);
    }
    .story img { width: 100%; height: 240px; object-fit: cover; }
    .story.small img { height: 180px; }
    .story-body { padding: 20px; }
    .story p { color: var(--muted); }
    .stats {
      background:
        linear-gradient(0deg, rgba(241,235,227,.88), rgba(241,235,227,.88)),
        url("/assets/images/ca650f2932da95f6.jpg") center/cover;
      padding: 42px 0;
    }
    .stat-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; text-align: center; }
    .stat-item { padding: 8px; }
    .stat-item strong {
      display: block; font-family: "Noto Serif SC", serif; font-size: 30px; color: var(--walnut);
    }
    .stat-item span { color: var(--muted); font-size: 14px; }
    .reviews { background: var(--plaster); }
    .review-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
    .quote {
      background: var(--white); border-radius: 12px; border: 1px solid var(--line); padding: 22px;
      box-shadow: var(--shadow); min-height: 220px;
    }
    .quote p { color: var(--ink); }
    .quote footer { color: var(--muted); font-size: 13px; display: flex; justify-content: space-between; gap: 8px; flex-wrap: wrap; }
    .stars { color: var(--brass-deep); letter-spacing: 2px; font-size: 12px; }
    .news { background: var(--bg); }
    .news-list { border-top: 1px solid var(--line); }
    .news-item {
      display: grid; grid-template-columns: 96px 1fr; gap: 18px; padding: 18px 0;
      border-bottom: 1px solid var(--line);
    }
    .news-item time { color: var(--walnut); font-weight: 600; font-size: 14px; }
    .news-item h3 { font-size: 18px; margin-bottom: 6px; }
    .news-item p { color: var(--muted); margin: 0; font-size: 15px; }
    .more-link { margin-top: 16px; display: inline-flex; }
    .guarantee { background: var(--linen); }
    .guard-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
    .guard {
      background: var(--white); border: 1px solid var(--line); border-radius: 12px; padding: 20px; min-height: 180px;
    }
    .guard h3 { font-size: 17px; }
    .guard p { color: var(--muted); font-size: 14px; margin: 0; }
    .quick { background: var(--bg); padding-bottom: 24px; }
    .chips { display: flex; flex-wrap: wrap; gap: 10px; }
    .chip {
      border: 1px solid var(--line); background: var(--white); color: var(--ink);
      border-radius: 999px; padding: 10px 16px; min-height: 44px;
    }
    .chip:hover, .chip:focus-visible { border-color: var(--brass); color: var(--walnut); background: var(--linen); }
    .faq { background: var(--bg); padding-top: 20px; }
    .acc { border: 1px solid var(--line); border-radius: 12px; overflow: hidden; background: var(--white); }
    .acc-item + .acc-item { border-top: 1px solid var(--line); }
    .acc-btn {
      width: 100%; text-align: left; background: var(--white); border: 0; padding: 18px 52px 18px 20px;
      font-size: 16px; font-weight: 600; position: relative; min-height: 56px;
    }
    .acc-btn::after {
      content: "+"; position: absolute; right: 18px; top: 50%; transform: translateY(-50%);
      color: var(--walnut); font-size: 20px;
    }
    .acc-btn[aria-expanded="true"] { background: var(--linen); }
    .acc-btn[aria-expanded="true"]::after { content: "–"; }
    .acc-panel { display: none; padding: 0 20px 16px; color: var(--muted); }
    .acc-panel.is-open { display: block; }
    .book { background: var(--plaster); }
    .cta-bar {
      background: var(--walnut); color: #fff; border-radius: 12px; padding: 22px 24px;
      display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap;
      margin-bottom: 28px;
    }
    .cta-bar h2 { color: #fff; margin: 0; font-size: 24px; }
    .form-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 24px; }
    .book-note {
      background: var(--dark); color: #f6efe8; border-radius: 12px; padding: 28px;
    }
    .book-note h3 { color: #fff; }
    .book-note ol { margin: 0 0 18px; padding-left: 18px; color: rgba(246,239,232,.86); }
    .book-note a { color: var(--brass); }
    .form-card {
      background: var(--white); border: 1px solid var(--line); border-radius: 12px; padding: 24px; box-shadow: var(--shadow);
    }
    .fields { 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: 14px; color: var(--muted); }
    input, select, textarea {
      border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; background: #fff; color: var(--ink); min-height: 44px;
    }
    textarea { min-height: 96px; resize: vertical; }
    input:focus, select:focus, textarea:focus { border-color: var(--brass); outline: none; box-shadow: 0 0 0 3px rgba(196,163,90,.25); }
    .error { color: var(--danger); font-size: 13px; min-height: 1.2em; }
    .form-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 8px; }
    .form-ok {
      display: none; margin-top: 12px; background: #e7f0e8; color: var(--ok); border-radius: 8px; padding: 12px 14px;
    }
    .form-ok.is-show { display: block; }
    .site-footer {
      background: #3a2c26; color: #efe6dc; padding: 48px 0 20px;
    }
    .foot-grid { display: grid; grid-template-columns: 1.2fr 1fr 1fr 1.1fr; gap: 28px; }
    .site-footer h3 { color: #fff; font-size: 16px; }
    .site-footer a { color: #dfd2c6; }
    .site-footer a:hover { color: var(--brass); }
    .foot-brand p { color: #cbbab0; max-width: 28em; }
    .copy {
      border-top: 1px solid rgba(255,255,255,.08); margin-top: 28px; padding-top: 16px;
      display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; color: #b7a79c; font-size: 13px;
    }
    @media (max-width: 1440px) {
      .hero-slider, .slide img { min-height: 580px; }
      .slide img { height: 580px; }
    }
    @media (max-width: 1024px) {
      .nav-links { display: none; }
      .menu-toggle { display: inline-flex; align-items: center; justify-content: center; }
      .metric-board { grid-template-columns: repeat(3, 1fr); }
      .split, .split.reverse, .compare-wrap, .craft-grid, .form-grid, .story-grid { grid-template-columns: 1fr; }
      .scene-grid, .service-grid, .plan-grid { grid-template-columns: 1fr 1fr; }
      .scene:first-child { grid-row: auto; }
      .svc.featured { grid-row: auto; }
      .steps { grid-template-columns: 1fr 1fr 1fr; gap: 18px; }
      .steps::before { display: none; }
      .review-grid, .guard-row, .stat-row { grid-template-columns: 1fr 1fr; }
      .foot-grid { grid-template-columns: 1fr 1fr; }
      .slash-panel { width: 78%; }
    }
    @media (max-width: 768px) {
      section { padding: 52px 0; }
      .top-meta span:nth-child(3) { display: none; }
      .hero-slider, .slide img, .compare-stage, .compare-stage img { height: 520px; min-height: 520px; }
      .metric-board, .scene-grid, .service-grid, .plan-grid, .review-grid, .guard-row, .stat-row, .fields { grid-template-columns: 1fr; }
      .steps { grid-template-columns: 1fr; }
      .step { display: grid; grid-template-columns: 18px 1fr; gap: 12px; padding: 0 0 18px; border-left: 1px solid var(--oak); margin-left: 7px; }
      .step i { margin: 4px 0 0 -8px; }
      .news-item { grid-template-columns: 1fr; gap: 4px; }
      .slider-nav { right: 10px; }
      .hero-copy-inner > * { max-width: 92%; }
      .slash-panel { width: 100%; clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%); background: linear-gradient(180deg, rgba(84,47,31,.72), rgba(84,47,31,.28)); }
      .media-frame img, .craft img { height: 280px; }
      .cta-bar { align-items: flex-start; }
    }
    @media (max-width: 520px) {
      .container, .nav-inner, .topbar-inner, .hero-copy-inner { width: calc(100% - 32px); }
      body { font-size: 15px; }
      .hero h1 { font-size: 28px; }
      .trust-pills { display: none; }
      .hero-slider, .slide img { height: 560px; min-height: 560px; }
      .foot-grid { grid-template-columns: 1fr; }
      .copy { flex-direction: column; }
    }
    @media (prefers-reduced-motion: reduce) {
      html { scroll-behavior: auto; }
      *, *::before, *::after { animation: none !important; transition: none !important; }
    }

/* roulang page: index */
:root {
      --walnut: #6b3e2e;
      --walnut-deep: #4a2a1f;
      --walnut-hover: #5a3327;
      --linen: #f3ebdd;
      --oak: #d8c3a5;
      --sage: #8a9a86;
      --brass: #c6a15b;
      --brass-deep: #a7843f;
      --bg: #f7f3ec;
      --plaster: #efe8dc;
      --paper: #fffbf6;
      --ink: #2c241f;
      --muted: #6f645c;
      --faint: #9a8e84;
      --border: #e2d6c8;
      --line: #d7c9b8;
      --dark: #2a211c;
      --dark-2: #3a2e27;
      --danger: #8d3b32;
      --ok: #3f6b4a;
      --shadow: 0 8px 24px rgba(74, 42, 31, 0.08);
      --shadow-hover: 0 12px 28px rgba(74, 42, 31, 0.12);
      --radius: 10px;
      --radius-sm: 8px;
      --container: 1220px;
      --nav-h: 72px;
      --top-h: 38px;
      --ease: 180ms ease;
    }
    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    html, body { margin: 0; padding: 0; }
    body {
      font-family: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
      color: var(--ink);
      background-color: var(--bg);
      background-image: repeating-linear-gradient(90deg, rgba(107,62,46,.018) 0 1px, transparent 1px 18px);
      line-height: 1.8;
      font-size: 16px;
      overflow-x: hidden;
    }
    img { max-width: 100%; display: block; height: auto; }
    a { color: var(--walnut); text-decoration: none; transition: color var(--ease); }
    a:hover { color: var(--walnut-deep); }
    button, input, select, textarea { font-family: inherit; font-size: 16px; }
    button { cursor: pointer; border: 0; background: none; }
    h1, h2, h3 { font-family: "Noto Serif SC", "Noto Sans SC", serif; font-weight: 700; color: var(--ink); letter-spacing: .02em; margin: 0; }
    h1 { font-size: clamp(28px, 4vw, 44px); line-height: 1.28; }
    h2 { font-size: clamp(24px, 3vw, 34px); line-height: 1.35; margin-bottom: 14px; }
    h3 { font-family: "Noto Sans SC", sans-serif; font-size: 18px; line-height: 1.45; font-weight: 600; }
    p { margin: 0 0 1em; }
    p:last-child { margin-bottom: 0; }
    ul { margin: 0; padding: 0; list-style: none; }
    :focus-visible { outline: 2px solid var(--brass); outline-offset: 3px; }
    .skip { position: absolute; left: -999px; top: 8px; }
    .skip:focus { left: 12px; background: var(--paper); padding: 8px 12px; z-index: 80; border-radius: 8px; }
    .container { width: min(var(--container), calc(100% - 32px)); margin: 0 auto; }
    .lead { color: var(--muted); max-width: 740px; font-size: 16px; line-height: 1.82; }
    .section { padding: 72px 0; position: relative; }
    .section.alt { background: var(--plaster); }
    .section.paper { background: var(--paper); }
    .kicker { display: inline-flex; align-items: center; gap: 8px; color: var(--walnut); font-size: 13px; font-weight: 600; letter-spacing: .08em; margin-bottom: 10px; }
    .kicker::before { content: ""; width: 18px; height: 2px; background: var(--brass); }
    .btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; padding: 10px 20px; border-radius: var(--radius-sm); font-weight: 600; letter-spacing: .02em; transition: background var(--ease), color var(--ease), transform var(--ease), box-shadow var(--ease), border-color var(--ease); text-align: center; }
    .btn-primary { background: var(--walnut); color: #fff; }
    .btn-primary:hover { background: var(--walnut-deep); color: #fff; transform: translateY(-1px); box-shadow: 0 6px 16px rgba(74,42,31,.18); }
    .btn-primary:active { transform: translateY(0); background: #3f241b; }
    .btn-ghost { background: transparent; color: var(--walnut-deep); border: 1px solid var(--oak); }
    .btn-ghost:hover { border-color: var(--brass); color: var(--walnut); box-shadow: 0 1px 0 var(--brass); }
    .btn-brass { background: var(--brass); color: var(--dark); }
    .btn-brass:hover { background: var(--brass-deep); color: #fff; }
    .btn[disabled] { opacity: .5; pointer-events: none; }
    .badge { display: inline-flex; align-items: center; gap: 6px; background: rgba(255,251,246,.72); color: var(--walnut-deep); border: 1px solid var(--border); border-radius: 6px; padding: 3px 8px; font-size: 12px; font-weight: 500; }
    .tag { display: inline-block; padding: 2px 8px; border-radius: 6px; background: var(--linen); color: var(--walnut); font-size: 12px; border: 1px solid var(--border); }
    .site-header { position: relative; z-index: 40; }
    .topbar { background: var(--dark); color: #efe6da; font-size: 13px; height: var(--top-h); display: flex; align-items: center; }
    .topbar .container { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
    .topbar a { color: #efe6da; }
    .topbar a:hover { color: var(--brass); }
    .top-meta { display: flex; align-items: center; gap: 18px; white-space: nowrap; }
    .top-meta span, .top-meta a { display: inline-flex; align-items: center; gap: 6px; }
    .trust { display: flex; gap: 8px; }
    .trust .badge { background: transparent; color: #efe6da; border-color: rgba(198,161,91,.35); }
    .mainnav { background: rgba(247,243,236,.96); border-bottom: 1px solid var(--border); backdrop-filter: blur(8px); }
    .mainnav.is-stuck { position: sticky; top: 0; box-shadow: var(--shadow); }
    .nav-row { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 20px; min-height: var(--nav-h); }
    .logo { display: flex; align-items: center; gap: 10px; color: var(--ink); min-width: 168px; }
    .logo:hover { color: var(--walnut); }
    .logo-mark { width: 36px; height: 36px; border-radius: 8px; background: var(--walnut); display: grid; place-items: center; flex: none; }
    .logo-mark svg { width: 22px; height: 22px; fill: none; stroke: #fff; stroke-width: 1.6; }
    .logo-text { display: flex; flex-direction: column; line-height: 1.15; }
    .logo-text strong { font-family: "Noto Serif SC", serif; font-size: 18px; font-weight: 700; }
    .logo-text small { font-size: 12px; color: var(--muted); font-weight: 500; }
    .nav-links { display: flex; justify-content: center; gap: 4px; flex-wrap: wrap; }
    .nav-links a { color: var(--ink); font-size: 15px; font-weight: 500; padding: 8px 10px; border-radius: 6px; position: relative; }
    .nav-links a:hover { color: var(--walnut); }
    .nav-links a.is-active { color: var(--walnut); }
    .nav-links a.is-active::after { content: ""; position: absolute; left: 10px; right: 10px; bottom: 4px; height: 2px; background: var(--walnut); }
    .nav-cta { display: flex; align-items: center; gap: 10px; }
    .menu-toggle { display: none; width: 44px; height: 44px; border: 1px solid var(--border); border-radius: 8px; align-items: center; justify-content: center; flex-direction: column; gap: 5px; }
    .menu-toggle span { display: block; width: 18px; height: 2px; background: var(--ink); }
    .drawer { display: none; position: fixed; inset: 0; background: rgba(42,33,28,.45); z-index: 50; }
    .drawer.is-open { display: block; }
    .drawer-panel { position: absolute; right: 0; top: 0; bottom: 0; width: min(86vw, 360px); background: var(--paper); padding: 24px 20px; box-shadow: var(--shadow-hover); display: flex; flex-direction: column; gap: 8px; }
    .drawer-panel a, .drawer-panel .btn { min-height: 44px; display: flex; align-items: center; }
    .drawer-panel a { padding: 10px 8px; color: var(--ink); border-bottom: 1px solid var(--border); }
    .hero { padding: 0; background: var(--dark); }
    .hero-slider { position: relative; min-height: 560px; overflow: hidden; }
    .slide { position: absolute; inset: 0; opacity: 0; visibility: hidden; transition: opacity .6s ease; }
    .slide.is-on { opacity: 1; visibility: visible; z-index: 1; }
    .slide-bg { position: absolute; inset: 0; }
    .slide-bg img { width: 100%; height: 100%; object-fit: cover; }
    .slide-shade { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(42,33,28,.38) 0%, rgba(42,33,28,.16) 42%, rgba(42,33,28,.05) 70%, transparent 100%); }
    .slash { position: absolute; left: 0; top: 0; bottom: 0; width: min(64%, 780px); background: linear-gradient(115deg, rgba(247,243,236,.94) 0%, rgba(243,235,221,.86) 58%, rgba(243,235,221,0) 100%); clip-path: polygon(0 0, 86% 0, 68% 100%, 0 100%); }
    .hero-copy { position: relative; z-index: 2; min-height: 560px; display: flex; align-items: center; padding: 54px 0 72px; }
    .hero-copy .inner { max-width: 620px; }
    .hero-copy .lead { color: var(--muted); margin: 16px 0 22px; }
    .slide-title { font-family: "Noto Serif SC", serif; font-size: clamp(26px, 3.6vw, 40px); line-height: 1.28; font-weight: 700; margin: 0; color: var(--ink); }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
    .hero-facts { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
    .hero-nav { position: absolute; z-index: 3; inset: 0; pointer-events: none; }
    .hero-btn { pointer-events: auto; position: absolute; top: 50%; transform: translateY(-50%); width: 44px; height: 44px; border-radius: 50%; background: rgba(255,251,246,.88); border: 1px solid var(--border); color: var(--ink); display: grid; place-items: center; }
    .hero-btn.prev { left: 16px; }
    .hero-btn.next { right: 16px; }
    .hero-btn:hover { background: #fff; border-color: var(--brass); }
    .dots { pointer-events: auto; position: absolute; left: 50%; bottom: 18px; transform: translateX(-50%); display: flex; gap: 8px; }
    .dots button { width: 28px; height: 8px; border-radius: 99px; background: rgba(255,251,246,.45); border: 1px solid transparent; }
    .dots button.is-on { background: var(--brass); }
    .board { margin-top: -36px; position: relative; z-index: 4; padding-top: 0; padding-bottom: 40px; }
    .metrics { display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; background: var(--paper); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); padding: 10px; }
    .metric { padding: 18px 14px; border-radius: 8px; text-align: left; }
    .metric:hover { background: var(--linen); }
    .metric b { display: block; font-family: "Noto Serif SC", serif; font-size: 30px; color: var(--walnut); line-height: 1.1; }
    .metric span { display: block; margin-top: 6px; color: var(--muted); font-size: 13px; }
    .split { display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items: center; }
    .frame { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); box-shadow: var(--shadow); min-height: 360px; background: var(--plaster); }
    .frame img { width: 100%; height: 100%; object-fit: cover; min-height: 360px; }
    .spec { width: 100%; border-collapse: collapse; margin-top: 18px; font-size: 14px; }
    .spec th, .spec td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--border); }
    .spec th { color: var(--muted); font-weight: 500; width: 34%; }
    .swatches { display: flex; gap: 10px; margin-top: 18px; flex-wrap: wrap; }
    .swatch { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--muted); }
    .dot { width: 22px; height: 22px; border-radius: 50%; border: 1px solid var(--border); }
    .scenes { display: grid; grid-template-columns: 1.3fr 1fr 1fr; grid-template-rows: 240px 240px; gap: 14px; }
    .scene { position: relative; overflow: hidden; border-radius: var(--radius); border: 1px solid var(--border); min-height: 220px; }
    .scene.big { grid-row: 1 / span 2; }
    .scene img { width: 100%; height: 100%; object-fit: cover; min-height: 220px; }
    .scene figcaption { position: absolute; left: 0; right: 0; bottom: 0; padding: 18px 16px 14px; background: linear-gradient(180deg, transparent, rgba(42,33,28,.78)); color: #fff; }
    .scene h3 { color: #fff; margin-bottom: 8px; }
    .scene li { font-size: 13px; line-height: 1.6; opacity: .95; }
    .matrix { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 14px; }
    .svc { background: var(--paper); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; box-shadow: 0 1px 0 rgba(255,255,255,.6) inset; transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease); }
    .svc:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); border-color: var(--brass); }
    .svc.main { background: var(--walnut); color: #fff; grid-row: span 2; display: flex; flex-direction: column; justify-content: space-between; min-height: 280px; }
    .svc.main h3, .svc.main p { color: #fff; }
    .svc p { color: var(--muted); font-size: 14px; line-height: 1.75; margin-top: 8px; }
    .svc.main p { color: rgba(255,251,246,.88); }
    .no { font-size: 12px; color: var(--brass); font-weight: 700; letter-spacing: .08em; }
    .plans { display: grid; grid-template-columns: 1.25fr .875fr .875fr; gap: 16px; align-items: stretch; }
    .plan { background: var(--paper); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; display: flex; flex-direction: column; box-shadow: var(--shadow); transition: transform var(--ease), box-shadow var(--ease); }
    .plan:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
    .plan img { width: 100%; height: 210px; object-fit: cover; }
    .plan.feature img { height: 280px; }
    .plan-body { padding: 18px 18px 20px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
    .plan-body p { color: var(--muted); font-size: 14px; }
    .meta-line { color: var(--faint); font-size: 13px; }
    .compare-wrap { display: grid; grid-template-columns: 1.15fr .85fr; gap: 28px; align-items: center; }
    .slider { position: relative; border-radius: var(--radius); overflow: hidden; min-height: 420px; border: 1px solid var(--border); user-select: none; }
    .slider img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
    .slider .after { clip-path: inset(0 50% 0 0); }
    .slider input[type=range] { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: ew-resize; z-index: 3; }
    .handle { position: absolute; top: 0; bottom: 0; left: 50%; width: 2px; background: var(--brass); z-index: 2; }
    .handle::after { content: ""; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 36px; height: 36px; border-radius: 50%; background: var(--paper); border: 2px solid var(--brass); }
    .cmp-label { position: absolute; top: 12px; z-index: 2; background: rgba(42,33,28,.72); color: #fff; font-size: 12px; padding: 4px 8px; border-radius: 6px; }
    .cmp-label.l { left: 12px; }
    .cmp-label.r { right: 12px; }
    .cmp-table { display: grid; gap: 10px; }
    .cmp-row { display: grid; grid-template-columns: 88px 1fr 1fr; gap: 8px; align-items: start; background: var(--paper); border: 1px solid var(--border); border-radius: 8px; padding: 12px; font-size: 14px; }
    .cmp-row b { color: var(--walnut); }
    .darkband { background: var(--dark); color: #efe6da; padding: 80px 0; }
    .darkband h2, .darkband h3 { color: #fff; }
    .dark-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 36px; align-items: center; }
    .dark-grid .frame { min-height: 420px; border-color: #4a3c33; }
    .dark-grid .frame img { min-height: 420px; }
    .idea { display: grid; gap: 16px; }
    .idea article { border-top: 1px solid rgba(198,161,91,.28); padding-top: 14px; }
    .idea h3 { font-size: 18px; margin-bottom: 6px; }
    .idea p { color: #d8cfc4; }
    .casebar { display: flex; flex-wrap: wrap; gap: 10px 18px; margin: 18px 0 22px; font-size: 13px; color: var(--brass); }
    .timeline { display: grid; grid-template-columns: repeat(6, 1fr); gap: 0; position: relative; }
    .timeline::before { content: ""; position: absolute; left: 8%; right: 8%; top: 18px; height: 2px; background: var(--oak); }
    .node { padding: 0 10px; position: relative; }
    .node i { display: block; width: 14px; height: 14px; border-radius: 50%; background: var(--walnut); border: 2px solid var(--brass); margin-bottom: 14px; position: relative; z-index: 1; }
    .node h3 { font-size: 16px; margin-bottom: 6px; }
    .node p { font-size: 14px; color: var(--muted); }
    .node small { display: block; color: var(--brass-deep); font-weight: 600; margin-bottom: 6px; }
    .stories { display: grid; grid-template-columns: 1.25fr .75fr; gap: 16px; }
    .story { background: var(--paper); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; display: grid; grid-template-columns: .9fr 1.1fr; }
    .story.small { grid-template-columns: 1fr; }
    .story img { width: 100%; height: 100%; object-fit: cover; min-height: 240px; }
    .story.small img { height: 180px; min-height: 180px; }
    .story-body { padding: 22px; }
    .story-body p { color: var(--muted); }
    .statbar { background: linear-gradient(90deg, #efe8dc, #f6efe4 50%, #efe8dc); border-block: 1px solid var(--border); padding: 36px 0; }
    .stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; text-align: center; }
    .stats b { display: block; font-family: "Noto Serif SC", serif; font-size: 28px; color: var(--walnut); }
    .stats span { color: var(--muted); font-size: 14px; }
    .quotes { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
    .quote { background: var(--paper); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; display: flex; flex-direction: column; gap: 12px; min-height: 210px; }
    .quote p { color: var(--ink); font-size: 14px; line-height: 1.75; }
    .quote footer { margin-top: auto; color: var(--muted); font-size: 13px; }
    .stars { color: var(--brass); letter-spacing: 2px; font-size: 12px; }
    .news { display: grid; gap: 0; border-top: 1px solid var(--border); }
    .news a { display: grid; grid-template-columns: 92px 1fr; gap: 16px; padding: 18px 4px; border-bottom: 1px solid var(--border); color: var(--ink); align-items: start; }
    .news a:hover { background: rgba(243,235,221,.7); }
    .news time { color: var(--walnut); font-weight: 650; font-size: 14px; padding-top: 4px; }
    .news h3 { font-size: 17px; margin-bottom: 6px; }
    .news p { color: var(--muted); font-size: 14px; }
    .more-link { margin-top: 16px; }
    .guards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
    .guard { background: var(--paper); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; border-top: 3px solid var(--walnut); }
    .guard h3 { margin-bottom: 8px; }
    .guard p { color: var(--muted); font-size: 14px; }
    .chips { display: flex; flex-wrap: wrap; gap: 10px; }
    .chip { min-height: 44px; padding: 8px 14px; border-radius: 999px; border: 1px solid var(--border); background: var(--paper); color: var(--ink); font-size: 14px; }
    .chip:hover, .chip:focus-visible { border-color: var(--brass); color: var(--walnut); background: var(--linen); }
    .faq { display: grid; gap: 8px; }
    .faq-item { border: 1px solid var(--border); border-radius: var(--radius); background: var(--paper); overflow: hidden; }
    .faq-item.is-open { background: var(--linen); border-color: var(--oak); }
    .faq-item button { width: 100%; text-align: left; padding: 16px 18px; display: flex; justify-content: space-between; gap: 16px; min-height: 52px; font-weight: 600; color: var(--ink); background: transparent; }
    .faq-item button span.ico { width: 22px; height: 22px; border: 1px solid var(--oak); border-radius: 4px; display: grid; place-items: center; flex: none; color: var(--walnut); }
    .faq-item .ans { display: none; padding: 0 18px 16px; color: var(--muted); max-width: 760px; }
    .faq-item.is-open .ans { display: block; }
    .convert { padding-bottom: 88px; }
    .cta-bar { background: var(--walnut); color: #fff; border-radius: var(--radius); padding: 22px 24px; display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 24px; }
    .cta-bar h2 { color: #fff; margin: 0; font-size: clamp(22px, 2.4vw, 28px); }
    .form-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 22px; }
    .steps { background: var(--plaster); border-radius: var(--radius); padding: 24px; border: 1px solid var(--border); }
    .steps ol { margin: 14px 0 0; padding: 0; list-style: none; display: grid; gap: 14px; }
    .steps li { display: grid; grid-template-columns: 28px 1fr; gap: 10px; }
    .steps i { width: 28px; height: 28px; border-radius: 50%; background: var(--walnut); color: #fff; display: grid; place-items: center; font-style: normal; font-size: 13px; }
    .form-card { background: var(--paper); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow); }
    .fields { 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; color: var(--muted); font-weight: 600; }
    input, select, textarea { width: 100%; border: 1px solid var(--border); border-radius: 8px; padding: 11px 12px; background: #fff; color: var(--ink); min-height: 44px; }
    textarea { min-height: 96px; resize: vertical; }
    input:focus, select:focus, textarea:focus { border-color: var(--brass); box-shadow: 0 0 0 3px rgba(198,161,91,.2); outline: none; }
    .err { color: var(--danger); font-size: 13px; min-height: 18px; }
    .form-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 8px; }
    .success { display: none; margin-top: 12px; padding: 12px 14px; background: #e8f0ea; color: var(--ok); border-radius: 8px; border: 1px solid #c9dccf; }
    .success.is-on { display: block; }
    .site-footer { background: #3a2e27; color: #d8cfc4; padding: 56px 0 24px; }
    .foot-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1.1fr; gap: 28px; }
    .site-footer a { color: #efe6da; }
    .site-footer a:hover { color: var(--brass); }
    .site-footer h3 { color: #fff; font-size: 16px; margin-bottom: 12px; }
    .site-footer li { margin: 6px 0; font-size: 14px; }
    .copy { margin-top: 28px; padding-top: 16px; border-top: 1px solid rgba(255,255,255,.08); font-size: 13px; color: #b7aea4; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
    @media (max-width: 1024px) {
      .metrics { grid-template-columns: repeat(3, 1fr); }
      .split, .compare-wrap, .dark-grid, .stories, .form-grid { grid-template-columns: 1fr; }
      .scenes { grid-template-columns: 1fr 1fr; grid-template-rows: auto; }
      .scene.big { grid-row: auto; min-height: 280px; }
      .matrix { grid-template-columns: 1fr 1fr; }
      .svc.main { grid-row: auto; }
      .plans { grid-template-columns: 1fr; }
      .quotes { grid-template-columns: 1fr 1fr; }
      .guards { grid-template-columns: 1fr 1fr; }
      .timeline { grid-template-columns: 1fr 1fr 1fr; gap: 18px; }
      .timeline::before { display: none; }
      .nav-links { display: none; }
      .menu-toggle { display: flex; }
      .foot-grid { grid-template-columns: 1fr 1fr; }
      .slash { width: 86%; }
    }
    @media (max-width: 768px) {
      .top-meta span.hide-m, .trust { display: none; }
      .hero-slider, .hero-copy { min-height: 520px; }
      .metrics { grid-template-columns: 1fr 1fr; }
      .scenes, .matrix, .quotes, .guards, .stats, .fields { grid-template-columns: 1fr; }
      .story { grid-template-columns: 1fr; }
      .cta-bar { flex-direction: column; align-items: flex-start; }
      .timeline { grid-template-columns: 1fr; }
      .node { padding-left: 22px; border-left: 2px solid var(--oak); margin-left: 6px; }
      .node i { position: absolute; left: -8px; top: 4px; }
      .foot-grid { grid-template-columns: 1fr; }
      .hero-btn { display: none; }
      .section { padding: 56px 0; }
    }
    @media (max-width: 520px) {
      .container { width: min(var(--container), calc(100% - 24px)); }
      h1 { font-size: 26px; }
      .hero-copy { padding: 36px 0 64px; }
      .slash { clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%); width: 100%; background: linear-gradient(180deg, rgba(247,243,236,.92), rgba(247,243,236,.72) 70%, rgba(247,243,236,.28)); }
      .metric b { font-size: 24px; }
      .news a { grid-template-columns: 1fr; gap: 4px; }
      .news time { font-weight: 600; }
    }
    @media (prefers-reduced-motion: reduce) {
      html { scroll-behavior: auto; }
      *, *::before, *::after { animation: none !important; transition: none !important; }
    }