/* roulang page: index */
:root {
      --terracotta: #C45C32;
      --terracotta-dark: #B54F28;
      --oak: #6A4A32;
      --patina: #3F6F5B;
      --brass: #C4A056;
      --plaster: #F3EEE6;
      --sand: #E7E0D4;
      --paper: #FBF8F3;
      --char: #241E1A;
      --ink: #2B2622;
      --muted: #6E655C;
      --line: #D8D0C4;
      --error: #A33B2B;
      --white: #FBF8F3;
      --radius-card: 10px;
      --radius-btn: 5px;
      --radius-input: 6px;
      --shadow: 0 8px 24px rgba(36, 30, 26, .08);
      --shadow-hover: 0 12px 28px rgba(36, 30, 26, .12);
      --container: 1200px;
      --nav2: 58px;
      --space: 24px;
      --serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif;
      --sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
    }
    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; scroll-padding-top: 72px; }
    body {
      margin: 0;
      font-family: var(--sans);
      font-size: 17px;
      font-weight: 400;
      line-height: 1.82;
      color: var(--ink);
      background: var(--plaster);
      overflow-x: hidden;
    }
    img { max-width: 100%; height: auto; display: block; }
    a { color: var(--oak); text-decoration: none; transition: color .2s ease, opacity .2s ease; }
    a:hover { color: var(--terracotta); }
    a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, summary:focus-visible {
      outline: 2px solid var(--brass);
      outline-offset: 3px;
    }
    button, input, select, textarea { font-family: inherit; font-size: inherit; }
    button { cursor: pointer; }
    h1, h2, h3, h4 { font-family: var(--serif); font-weight: 700; line-height: 1.28; color: var(--ink); margin: 0; }
    h1 { font-size: clamp(1.85rem, 3.4vw, 2.75rem); letter-spacing: .02em; }
    h2 { font-size: clamp(1.45rem, 2.4vw, 2.05rem); margin-bottom: .7em; }
    h3 { font-size: 1.12rem; font-weight: 600; }
    p { margin: 0 0 .95em; }
    p:last-child { margin-bottom: 0; }
    ul, ol { margin: 0; padding: 0; }
    address { font-style: normal; }
    .skip {
      position: absolute; left: 12px; top: -48px; z-index: 400;
      background: var(--terracotta); color: var(--paper); padding: 8px 14px; border-radius: var(--radius-btn);
    }
    .skip:focus { top: 12px; }
    .container { width: min(100% - 40px, var(--container)); margin: 0 auto; }
    .prose { max-width: 740px; }
    .kicker {
      display: inline-flex; align-items: center; gap: 8px;
      color: var(--oak); font-size: 13px; letter-spacing: .12em; font-weight: 500; margin-bottom: 12px;
    }
    .kicker::before {
      content: ""; width: 12px; height: 12px;
      border-top: 1.5px solid var(--brass); border-left: 1.5px solid var(--brass);
    }
    .section { padding: 84px 0; position: relative; }
    .section-sand { background: var(--sand); }
    .section-paper { background: var(--paper); }
    .section-plaster { background: var(--plaster); }
    .section-head { margin-bottom: 36px; }
    .section-head .prose { margin-top: 8px; color: var(--muted); }
    .lead { color: var(--muted); max-width: 740px; }
    .badge {
      display: inline-flex; align-items: center; gap: 6px;
      border: 1px solid var(--patina); color: var(--patina);
      border-radius: 4px; padding: 4px 10px; font-size: 12px; letter-spacing: .04em; background: rgba(63, 111, 91, .06);
    }
    .badge-clay { border-color: var(--terracotta); color: var(--terracotta); background: rgba(196, 92, 50, .08); }
    .badge-brass { border-color: var(--brass); color: var(--oak); background: rgba(196, 160, 86, .12); }
    .btn {
      display: inline-flex; align-items: center; justify-content: center; gap: 8px;
      min-height: 46px; padding: 0 20px; border-radius: var(--radius-btn);
      border: 1.5px solid transparent; font-weight: 500; letter-spacing: .04em;
      transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease, box-shadow .2s ease;
    }
    .btn:active { transform: translateY(1px); }
    .btn-primary { background: var(--terracotta); color: var(--paper); }
    .btn-primary:hover { background: var(--terracotta-dark); color: var(--paper); }
    .btn-ghost { background: transparent; color: var(--oak); border-color: var(--oak); }
    .btn-ghost:hover { background: rgba(106, 74, 50, .08); color: var(--ink); }
    .btn-light { background: transparent; color: var(--plaster); border-color: var(--plaster); }
    .btn-light:hover { background: rgba(243, 238, 230, .1); color: #fff; }
    .btn-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
    .site-header {
      position: relative; z-index: 80; background: var(--paper);
      border-bottom: 1px solid var(--line);
    }
    .topbar {
      display: flex; align-items: center; gap: 16px;
      min-height: 56px; padding: 8px 0;
      background: var(--paper);
      transition: max-height .28s ease, opacity .28s ease, padding .28s ease;
    }
    .topbar-inner { display: flex; align-items: center; gap: 16px; width: min(100% - 40px, var(--container)); margin: 0 auto; }
    .logo {
      display: flex; align-items: center; gap: 10px; color: var(--ink); flex-shrink: 0;
    }
    .logo:hover { color: var(--terracotta); }
    .logo-mark {
      width: 36px; height: 36px; color: var(--terracotta); flex-shrink: 0;
    }
    .logo-text { display: flex; flex-direction: column; line-height: 1.15; }
    .logo-text strong { font-family: var(--serif); font-size: 16px; font-weight: 700; }
    .logo-text span { font-size: 11px; color: var(--muted); letter-spacing: .16em; }
    .info-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-left: auto; }
    .chip {
      display: inline-flex; align-items: center; gap: 6px;
      min-height: 32px; padding: 0 10px; border: 1px solid var(--line);
      border-radius: 4px; font-size: 12px; color: var(--muted); background: var(--plaster);
    }
    .chip b { color: var(--ink); font-weight: 500; }
    .top-cta { margin-left: 8px; min-height: 44px; white-space: nowrap; }
    .menu-toggle {
      display: none; width: 44px; height: 44px; margin-left: 4px;
      border: 1px solid var(--line); background: var(--plaster); border-radius: 4px;
      align-items: center; justify-content: center; flex-direction: column; gap: 5px;
    }
    .menu-toggle span { display: block; width: 18px; height: 1.5px; background: var(--ink); }
    .mainnav {
      background: var(--sand); border-top: 1px solid var(--line);
      position: sticky; top: 0; z-index: 70;
    }
    .nav-list {
      list-style: none; display: flex; align-items: center; gap: 6px;
      width: min(100% - 40px, var(--container)); margin: 0 auto; min-height: var(--nav2);
    }
    .nav-list a {
      display: inline-flex; align-items: center; min-height: 44px; padding: 0 12px;
      color: var(--oak); font-size: 15px; font-weight: 500; position: relative;
    }
    .nav-list a::after {
      content: ""; position: absolute; left: 12px; right: 12px; bottom: 8px; height: 2px;
      background: var(--terracotta); transform: scaleX(0); transform-origin: left; transition: transform .2s ease;
    }
    .nav-list a:hover, .nav-list a.is-active { color: var(--ink); }
    .nav-list a.is-active::after, .nav-list a:hover::after { transform: scaleX(1); }
    .drawer-head, .nav-mask { display: none; }
    .site-header.is-stuck .mainnav { box-shadow: 0 8px 18px rgba(36, 30, 26, .06); }
    .hero {
      position: relative; background: var(--char); color: var(--plaster); overflow: hidden;
    }
    .hero-slides { position: relative; min-height: clamp(520px, 68vh, 720px); }
    .hero-slide {
      position: absolute; inset: 0; opacity: 0; visibility: hidden;
      transition: opacity .55s ease, visibility .55s ease;
    }
    .hero-slide.is-active { opacity: 1; visibility: visible; z-index: 1; }
    .hero-bg {
      position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
      filter: saturate(.85) contrast(1.05);
    }
    .hero-mask {
      position: absolute; inset: 0;
      background:
        linear-gradient(90deg, rgba(36, 30, 26, .82) 0%, rgba(36, 30, 26, .55) 46%, rgba(36, 30, 26, .28) 100%),
        linear-gradient(180deg, rgba(36, 30, 26, .2), rgba(36, 30, 26, .45));
    }
    .hero-grid {
      position: relative; z-index: 2;
      display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(220px, 320px);
      gap: 40px; align-items: center;
      min-height: clamp(520px, 68vh, 720px); padding: 48px 0 72px;
    }
    .hero-copy { max-width: 640px; }
    .brand-lock { font-family: var(--serif); font-size: 15px; letter-spacing: .18em; color: var(--brass); margin-bottom: 14px; }
    .hero h1, .hero .slide-title {
      color: var(--plaster); margin-bottom: 16px;
    }
    .slide-title { font-family: var(--serif); font-size: clamp(1.7rem, 3vw, 2.5rem); font-weight: 700; }
    .hero-lead { font-size: 16px; line-height: 1.85; color: #E7E0D4; max-width: 640px; }
    .hero-portrait {
      width: 100%; aspect-ratio: 3 / 4; object-fit: cover;
      border: 1px solid var(--brass); box-shadow: 0 16px 40px rgba(0, 0, 0, .28);
      border-radius: 8px;
    }
    .hero-controls {
      position: absolute; z-index: 3; right: max(20px, calc((100% - var(--container)) / 2));
      bottom: 22px; display: flex; align-items: center; gap: 8px;
    }
    .hero-btn, .dot {
      width: 44px; height: 44px; border-radius: 4px; border: 1px solid rgba(243, 238, 230, .35);
      background: rgba(36, 30, 26, .45); color: var(--plaster); display: inline-flex; align-items: center; justify-content: center;
    }
    .hero-btn:hover, .dot:hover { background: var(--terracotta); border-color: var(--terracotta); }
    .dots { display: flex; gap: 6px; margin: 0 6px; }
    .dot { width: 12px; height: 12px; border-radius: 50%; padding: 0; }
    .dot.is-active { background: var(--terracotta); border-color: var(--terracotta); }
    .board-grid {
      display: grid; grid-template-columns: repeat(6, 1fr); gap: 1px; background: var(--line);
      border: 1px solid var(--line); border-radius: 8px; overflow: hidden;
    }
    .metric {
      background: var(--paper); padding: 22px 18px; min-height: 148px;
    }
    .metric .unit-num {
      font-family: var(--serif); font-size: 1.7rem; color: var(--terracotta); font-weight: 700; line-height: 1.2;
    }
    .metric h3 { margin: 8px 0 6px; font-size: 15px; }
    .metric p { color: var(--muted); font-size: 13px; line-height: 1.65; }
    .split {
      display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px; align-items: center;
    }
    .frame {
      position: relative; border-radius: 10px; overflow: hidden; box-shadow: var(--shadow);
      border: 1px solid var(--oak);
    }
    .frame img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; filter: grayscale(.18); }
    .frame:hover img { filter: none; }
    .defs { display: grid; gap: 12px; margin: 22px 0; }
    .defs div {
      display: grid; grid-template-columns: 108px 1fr; gap: 12px;
      padding: 10px 0; border-bottom: 1px solid var(--line); font-size: 15px;
    }
    .defs dt { color: var(--oak); font-weight: 500; }
    .defs dd { margin: 0; color: var(--ink); }
    .badge-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
    .svc-grid {
      display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
    }
    .svc-card {
      background: var(--paper); border: 1px solid var(--oak); border-radius: var(--radius-card);
      padding: 22px; box-shadow: var(--shadow); border-bottom: 2px solid transparent;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .svc-card:hover {
      transform: translateY(-4px); box-shadow: var(--shadow-hover); border-bottom-color: var(--terracotta);
    }
    .icon-line { width: 36px; height: 36px; color: var(--oak); margin-bottom: 14px; }
    .svc-card h3 { margin-bottom: 10px; }
    .svc-card ul { list-style: none; color: var(--muted); font-size: 14px; line-height: 1.75; margin-bottom: 16px; }
    .svc-card ul li { padding-left: 14px; position: relative; }
    .svc-card ul li::before { content: ""; width: 5px; height: 5px; background: var(--terracotta); border-radius: 50%; position: absolute; left: 0; top: .65em; }
    .text-link { color: var(--terracotta); font-weight: 500; font-size: 14px; }
    .text-link:hover { color: var(--terracotta-dark); }
    .plan-stack { display: grid; gap: 22px; }
    .plan-card {
      display: grid; grid-template-columns: 280px 1fr; gap: 0;
      background: var(--paper); border: 1px solid var(--oak); border-radius: 12px; overflow: hidden;
      box-shadow: var(--shadow); border-bottom: 2px solid transparent;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .plan-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); border-bottom-color: var(--terracotta); }
    .plan-card img { width: 100%; height: 100%; min-height: 220px; object-fit: cover; aspect-ratio: 4 / 3; filter: grayscale(.2); }
    .plan-card:hover img { filter: none; }
    .plan-body { padding: 26px 28px; }
    .plan-meta {
      display: flex; flex-wrap: wrap; gap: 10px; margin: 14px 0 16px;
    }
    .plan-meta span {
      background: var(--sand); border: 1px solid var(--line); border-radius: 4px; padding: 6px 10px; font-size: 13px; color: var(--oak);
    }
    .plan-body ul { list-style: none; display: grid; gap: 6px; margin-bottom: 18px; color: var(--muted); font-size: 14.5px; }
    .plan-body ul li { padding-left: 18px; position: relative; }
    .plan-body ul li::before { content: ""; width: 8px; height: 2px; background: var(--patina); position: absolute; left: 0; top: .75em; }
    .compare-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; margin-bottom: 28px; }
    .compare-panel {
      background: var(--paper); border: 1px solid var(--line); border-radius: 10px; overflow: hidden;
    }
    .compare-panel img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; }
    .compare-panel .cap { padding: 16px 18px 20px; }
    .compare-panel h3 { margin-bottom: 8px; }
    .compare-table {
      width: 100%; border-collapse: collapse; background: var(--paper);
      border: 1px solid var(--line); border-radius: 8px; overflow: hidden;
    }
    .compare-table th, .compare-table td {
      padding: 14px 16px; text-align: left; border-bottom: 1px solid var(--line); font-size: 15px; vertical-align: top;
    }
    .compare-table th { background: var(--sand); font-weight: 500; color: var(--oak); }
    .compare-table tr:last-child td { border-bottom: 0; }
    .cases {
      background: var(--char); color: var(--plaster); padding: 92px 0;
      background-image:
        linear-gradient(180deg, rgba(36,30,26,.92), rgba(36,30,26,.88)),
        url("/assets/images/30238a569fa1eb60.jpg");
      background-size: cover; background-position: center;
    }
    .cases h2, .cases .lead { color: var(--plaster); }
    .cases .lead { color: #D8D0C4; }
    .cases-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 48px; align-items: start; }
    .brass-line { width: 64px; height: 1px; background: var(--brass); margin: 18px 0 24px; }
    .case-list { display: grid; gap: 14px; }
    .case-item {
      display: grid; grid-template-columns: 112px 1fr auto; gap: 16px; align-items: center;
      width: 100%; text-align: left; background: rgba(251, 248, 243, .05);
      border: 1px solid rgba(196, 160, 86, .35); color: var(--plaster); border-radius: 8px; padding: 10px;
      min-height: 88px;
    }
    .case-item:hover { border-color: var(--terracotta); background: rgba(196, 92, 50, .12); }
    .case-item img { width: 112px; height: 72px; object-fit: cover; border-radius: 4px; }
    .case-item small { color: #C9C0B4; display: block; font-size: 13px; }
    .timeline {
      list-style: none; display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; position: relative;
    }
    .timeline::before {
      content: ""; position: absolute; left: 8%; right: 8%; top: 18px; height: 1px; background: var(--brass);
    }
    .timeline li { padding: 0 12px; position: relative; }
    .dot-node {
      width: 14px; height: 14px; border: 2px solid var(--terracotta); background: var(--paper);
      border-radius: 50%; margin-bottom: 16px; position: relative; z-index: 1;
    }
    .timeline h3 { font-size: 16px; margin-bottom: 8px; }
    .days { color: var(--terracotta); font-weight: 500; font-size: 14px; }
    .timeline p { color: var(--muted); font-size: 14px; }
    .scene-grid {
      display: grid; grid-template-columns: 1.15fr .85fr; gap: 16px;
    }
    .scene-grid a {
      position: relative; overflow: hidden; border-radius: 10px; display: block; min-height: 230px; color: var(--paper);
      border: 1px solid var(--oak);
    }
    .scene-grid a:nth-child(2) { margin-top: 28px; }
    .scene-grid a:nth-child(3) { margin-top: -28px; }
    .scene-grid img { width: 100%; height: 100%; object-fit: cover; min-height: 230px; filter: grayscale(.25); }
    .scene-grid a:hover img { filter: none; transform: scale(1.03); }
    .scene-grid img { transition: transform .35s ease, filter .35s ease; }
    .scene-cap {
      position: absolute; inset: auto 0 0 0; padding: 20px;
      background: linear-gradient(180deg, transparent, rgba(36, 30, 26, .82));
    }
    .scene-cap h3 { color: var(--paper); margin-bottom: 6px; }
    .scene-cap p { color: #E7E0D4; font-size: 14px; }
    .story-grid { display: grid; grid-template-columns: 1.35fr .8fr; gap: 22px; }
    .story-main {
      background: var(--paper); border: 1px solid var(--oak); border-radius: 12px; overflow: hidden; box-shadow: var(--shadow);
    }
    .story-main img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; }
    .story-main .pad, .side-story { padding: 24px; }
    blockquote {
      margin: 0 0 14px; font-family: var(--serif); font-size: 1.15rem; color: var(--ink); line-height: 1.7;
    }
    .meta-line { color: var(--muted); font-size: 13px; margin-bottom: 12px; }
    .side-col { display: grid; gap: 16px; }
    .side-story {
      background: var(--paper); border: 1px solid var(--line); border-radius: 10px;
      display: grid; grid-template-columns: 110px 1fr; gap: 14px; align-items: center;
    }
    .side-story img { width: 110px; height: 88px; object-fit: cover; border-radius: 6px; }
    .stats-bar {
      background: var(--oak); color: var(--plaster); padding: 42px 0;
    }
    .stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; text-align: center; }
    .stats-grid strong {
      display: block; font-family: var(--serif); font-size: clamp(1.8rem, 3vw, 2.4rem); color: var(--brass); line-height: 1.1;
    }
    .stats-grid span { display: block; margin-top: 8px; color: #E7E0D4; font-size: 14px; }
    .review-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 18px; align-items: start; }
    .review-card {
      background: var(--paper); border: 1px solid var(--oak); border-radius: 10px; padding: 22px;
      box-shadow: var(--shadow);
    }
    .review-card:nth-child(2) { margin-top: 28px; }
    .review-card:nth-child(3) { margin-top: 12px; }
    .stars { color: var(--terracotta); letter-spacing: 2px; margin-bottom: 8px; }
    .tag-wall { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 28px; }
    .tag-wall span {
      border: 1px solid var(--brass); color: var(--oak); padding: 6px 12px; border-radius: 99px; font-size: 13px; background: rgba(196, 160, 86, .1);
    }
    .news-list { display: grid; gap: 14px; }
    .news-item {
      display: grid; grid-template-columns: 210px 1fr; gap: 18px; align-items: center;
      background: var(--paper); border: 1px solid var(--line); border-radius: 10px; overflow: hidden;
      border-bottom: 2px solid transparent; transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
    }
    .news-item:hover { transform: translateY(-3px); border-bottom-color: var(--terracotta); box-shadow: var(--shadow); }
    .news-item img { width: 100%; height: 132px; object-fit: cover; aspect-ratio: 16 / 10; filter: grayscale(.2); }
    .news-item:hover img { filter: none; }
    .news-body { padding: 16px 18px 16px 0; }
    .news-body time { color: var(--muted); font-size: 13px; }
    .news-body h3 { margin: 4px 0 8px; }
    .news-body p { color: var(--muted); font-size: 14.5px; }
    .news-more { margin-top: 22px; }
    .guarantee-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 36px; align-items: center; }
    .check-list { list-style: none; display: grid; gap: 14px; }
    .check-list li {
      display: grid; grid-template-columns: 28px 1fr; gap: 12px; padding: 14px 16px;
      background: var(--paper); border: 1px solid var(--line); border-radius: 8px;
    }
    .tick {
      width: 22px; height: 22px; border: 1.5px solid var(--patina); color: var(--patina);
      border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; font-size: 12px; margin-top: 4px;
    }
    .cert-bar {
      display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px;
    }
    .cert-bar span { font-size: 12px; border: 1px dashed var(--brass); padding: 6px 10px; color: var(--oak); }
    .quick-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
    .quick-chip {
      min-height: 52px; border: 1px solid var(--oak); background: var(--paper); color: var(--ink);
      border-radius: 6px; font-weight: 500; padding: 8px 12px;
    }
    .quick-chip:hover { border-color: var(--terracotta); color: var(--terracotta); }
    .faq-list { display: grid; gap: 10px; max-width: 860px; }
    .faq-item { border: 1px solid var(--line); background: var(--paper); border-radius: 8px; overflow: hidden; }
    .faq-q {
      width: 100%; min-height: 52px; text-align: left; background: transparent; border: 0;
      padding: 14px 48px 14px 18px; font-weight: 500; color: var(--ink); position: relative;
    }
    .faq-q::after {
      content: "+"; position: absolute; right: 18px; top: 50%; transform: translateY(-50%);
      color: var(--terracotta); font-size: 20px;
    }
    .faq-item.is-open .faq-q::after { content: "–"; }
    .faq-a { display: none; padding: 0 18px 16px; color: var(--muted); max-width: 760px; }
    .faq-item.is-open .faq-a { display: block; }
    .form-section { background: var(--sand); }
    .form-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 36px; align-items: start; }
    .form-card {
      background: var(--paper); border: 1px solid var(--oak); border-radius: 12px; padding: 26px;
      box-shadow: var(--shadow);
    }
    .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
    .field { margin-bottom: 14px; }
    .field label { display: block; margin-bottom: 6px; font-size: 14px; font-weight: 500; }
    .req { color: var(--error); }
    .field input, .field select, .field textarea {
      width: 100%; border: 1px solid var(--line); border-radius: var(--radius-input);
      background: var(--white); color: var(--ink); padding: 10px 12px; min-height: 44px;
    }
    .field textarea { min-height: 96px; resize: vertical; }
    .field input:focus, .field select:focus, .field textarea:focus { border-color: var(--brass); }
    .field.is-error input, .field.is-error select, .field.is-error textarea { border-color: var(--error); }
    .err { display: none; color: var(--error); font-size: 13px; margin-top: 4px; }
    .field.is-error .err { display: block; }
    .checks { display: flex; flex-wrap: wrap; gap: 10px 16px; }
    .checks label, .agree { display: flex; align-items: center; gap: 8px; font-size: 14px; min-height: 44px; }
    .form-aside {
      border-left: 1px solid var(--brass); padding-left: 22px; color: var(--muted);
    }
    .form-aside p { max-width: 520px; }
    .form-success {
      display: none; padding: 16px 18px; border: 1px solid var(--patina); color: var(--patina);
      background: rgba(63, 111, 91, .08); border-radius: 8px; margin-bottom: 16px;
    }
    .form-success.is-show { display: block; }
    .site-footer {
      background: var(--char); color: #D8D0C4; padding: 56px 0 24px;
    }
    .foot-grid { display: grid; grid-template-columns: 1.3fr .9fr .9fr 1fr; gap: 28px; }
    .site-footer h3 { color: var(--plaster); font-size: 16px; margin-bottom: 12px; }
    .site-footer a { color: #E7E0D4; }
    .site-footer a:hover { color: var(--brass); }
    .foot-brand { font-family: var(--serif); color: var(--plaster); font-size: 18px; margin-bottom: 10px; }
    .foot-nav { list-style: none; display: grid; gap: 8px; }
    .legal { font-size: 13px; line-height: 1.8; }
    .copy {
      margin-top: 32px; padding-top: 18px; border-top: 1px solid rgba(216, 208, 196, .2);
      display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; font-size: 13px;
    }
    .overlay {
      position: fixed; inset: 0; background: rgba(36, 30, 26, .62); z-index: 120;
      display: none; align-items: center; justify-content: center; padding: 20px;
    }
    .overlay.is-open { display: flex; }
    .overlay-card {
      width: min(560px, 100%); background: var(--paper); border-radius: 10px; padding: 24px; position: relative;
      border: 1px solid var(--oak);
    }
    .overlay-close {
      position: absolute; right: 10px; top: 10px; width: 44px; height: 44px; border: 0; background: transparent; font-size: 22px;
    }
    body.menu-open, body.overlay-open { overflow: hidden; }
    @media (max-width: 1200px) {
      .board-grid { grid-template-columns: repeat(3, 1fr); }
      .hero-grid { gap: 24px; }
    }
    @media (max-width: 992px) {
      body { font-size: 16px; }
      .split, .cases-layout, .story-grid, .guarantee-grid, .form-grid, .compare-wrap { grid-template-columns: 1fr; }
      .svc-grid { grid-template-columns: 1fr 1fr; }
      .plan-card { grid-template-columns: 220px 1fr; }
      .timeline { grid-template-columns: 1fr; gap: 18px; }
      .timeline::before { left: 18px; right: auto; top: 8px; bottom: 8px; width: 1px; height: auto; }
      .scene-grid { grid-template-columns: 1fr 1fr; }
      .scene-grid a:nth-child(2), .scene-grid a:nth-child(3) { margin-top: 0; }
      .stats-grid, .review-grid, .quick-row { grid-template-columns: 1fr 1fr; }
      .review-card:nth-child(2), .review-card:nth-child(3) { margin-top: 0; }
      .foot-grid { grid-template-columns: 1fr 1fr; }
      .hero-portrait { max-width: 240px; margin-left: auto; }
    }
    @media (max-width: 768px) {
      .section { padding: 56px 0; }
      .container, .topbar-inner, .nav-list { width: min(100% - 28px, var(--container)); }
      .info-chips { display: none; }
      .menu-toggle { display: inline-flex; }
      .mainnav {
        position: fixed; top: 0; right: 0; height: 100vh; width: min(360px, 100%);
        background: var(--paper); transform: translateX(100%); transition: transform .28s ease;
        border: 0; box-shadow: none; display: flex; flex-direction: column; padding: 16px;
      }
      .mainnav.is-open { transform: none; }
      .nav-list { flex-direction: column; align-items: stretch; width: 100%; margin: 0; gap: 0; }
      .nav-list a { min-height: 48px; border-bottom: 1px solid var(--line); }
      .nav-list a::after { display: none; }
      .drawer-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
      .nav-mask {
        display: block; position: fixed; inset: 0; background: rgba(36, 30, 26, .45); z-index: 69; opacity: 0; pointer-events: none;
      }
      .nav-mask.is-open { opacity: 1; pointer-events: auto; }
      .hero-grid { grid-template-columns: 1fr; min-height: 520px; padding: 36px 0 88px; }
      .hero-portrait { display: none; }
      .hero-slides { min-height: 520px; }
      .board-grid { grid-template-columns: 1fr 1fr; }
      .svc-grid, .plan-card, .news-item, .side-story, .form-row { grid-template-columns: 1fr; }
      .plan-card img { min-height: 180px; max-height: 220px; }
      .news-body { padding: 0 14px 16px; }
      .form-aside { border-left: 0; padding-left: 0; border-top: 1px solid var(--brass); padding-top: 18px; }
      .compare-table thead { display: none; }
      .compare-table tr { display: block; border-bottom: 8px solid var(--sand); }
      .compare-table td { display: flex; justify-content: space-between; gap: 12px; border-bottom: 1px solid var(--line); }
      .compare-table td::before { content: attr(data-label); color: var(--oak); font-weight: 500; flex: 0 0 88px; }
    }
    @media (max-width: 520px) {
      body { font-size: 15px; }
      .top-cta { padding: 0 12px; }
      .logo-text span { display: none; }
      .board-grid, .scene-grid, .stats-grid, .review-grid, .quick-row, .foot-grid { grid-template-columns: 1fr; }
      .metric { min-height: 0; }
      .hero-controls { left: 16px; right: auto; }
      .copy { flex-direction: column; }
      .defs div { grid-template-columns: 1fr; gap: 4px; }
    }
    @media (prefers-reduced-motion: reduce) {
      html { scroll-behavior: auto; }
      * { transition: none !important; animation: none !important; }
    }

/* roulang page: index */
:root {
      --clay: #b85c38;
      --clay-dark: #8f3f24;
      --clay-deep: #6e2e1a;
      --clay-soft: #ead3c6;
      --sage: #6f846f;
      --sage-dark: #556855;
      --sage-light: #d7e0d6;
      --sage-mist: #eef3ee;
      --lime: #f6f3ec;
      --paper: #ebe6dc;
      --hemp: #e4d9c8;
      --plaster: #fbfaf6;
      --coal: #3a3d3b;
      --ash: #4a4e4b;
      --brass: #c4a574;
      --brass-dark: #9a7d4e;
      --cement: #c8c2b6;
      --text: #2c2a26;
      --muted: #6b6560;
      --line: #ddd6c8;
      --white: #fffcf7;
      --danger: #a33b22;
      --radius: 10px;
      --radius-sm: 8px;
      --shadow: 0 10px 28px rgba(44, 42, 38, .08);
      --shadow-sm: 0 6px 16px rgba(44, 42, 38, .06);
      --header-h: 112px;
      --space: 24px;
      --max: 1240px;
      --serif: "Noto Serif SC", "Songti SC", serif;
      --sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", sans-serif;
    }
    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    html, body { margin: 0; padding: 0; }
    body {
      font-family: var(--sans);
      font-size: 16.5px;
      line-height: 1.8;
      color: var(--text);
      background: var(--lime);
      -webkit-font-smoothing: antialiased;
    }
    body.is-locked { overflow: hidden; }
    img { max-width: 100%; height: auto; display: block; }
    a { color: var(--clay-dark); text-decoration: none; transition: color .2s ease, opacity .2s ease; }
    a:hover { color: var(--clay); }
    a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
      outline: 2px solid var(--clay);
      outline-offset: 3px;
    }
    button, input, select, textarea { font-family: inherit; }
    button { cursor: pointer; }
    h1, h2, h3, h4 { font-family: var(--serif); line-height: 1.28; color: var(--text); margin: 0; font-weight: 700; }
    h1 { font-size: 44px; }
    h2 { font-size: 30px; }
    h3 { font-size: 21px; }
    p { margin: 0; }
    p + p { margin-top: 1.2em; }
    ul { margin: 0; padding: 0; list-style: none; }
    .container { width: min(100% - 40px, var(--max)); margin: 0 auto; }
    .skip {
      position: absolute; left: -999px; top: 0;
    }
    .num { font-variant-numeric: tabular-nums; font-family: var(--serif); }
    .eyebrow {
      display: inline-flex; align-items: center; gap: 8px;
      font-size: 13px; letter-spacing: .12em; color: var(--clay-dark);
      font-weight: 600; text-transform: none;
    }
    .eyebrow::before {
      content: ""; width: 18px; height: 1px; background: var(--brass);
    }
    .lead {
      margin-top: 16px; margin-bottom: 32px; max-width: 720px;
      color: var(--muted); font-size: 16.5px; line-height: 1.85;
    }
    .section { padding: 88px 0; scroll-margin-top: 120px; }
    .section-head { margin-bottom: 36px; }
    .section-head h2 { margin-top: 10px; max-width: 20em; }
    .btn {
      display: inline-flex; align-items: center; justify-content: center; gap: 8px;
      min-height: 48px; padding: 0 22px; border-radius: var(--radius-sm);
      font-size: 15px; font-weight: 600; line-height: 1; border: 1px solid transparent;
      transition: transform .18s ease, background .18s ease, box-shadow .18s ease, border-color .18s ease, color .18s ease;
    }
    .btn:active { transform: translateY(1px); }
    .btn-primary {
      background: var(--clay); color: #fffdf8; border-color: var(--brass);
      box-shadow: 0 1px 0 rgba(255,255,255,.18) inset, var(--shadow-sm);
    }
    .btn-primary:hover { background: var(--clay-dark); color: #fff; transform: translateY(-2px); }
    .btn-ghost {
      background: transparent; color: var(--sage-dark); border-color: var(--sage);
    }
    .btn-ghost:hover { background: var(--sage-mist); color: var(--sage-dark); transform: translateY(-2px); }
    .btn-brass {
      background: var(--coal); color: var(--lime); border-color: var(--brass);
    }
    .btn-brass:hover { background: #2c2f2d; color: #fff; }
    .btn-block { width: 100%; }
    .badge {
      display: inline-flex; align-items: center; gap: 6px;
      min-height: 28px; padding: 0 10px; border-radius: 6px;
      background: var(--plaster); border: 1px solid var(--line);
      font-size: 12px; color: var(--muted); letter-spacing: .04em;
    }
    .badge i { width: 6px; height: 6px; border-radius: 50%; background: var(--clay); display: inline-block; }
    .badge.sage i { background: var(--sage); }
    .card {
      background: var(--plaster); border: 1px solid var(--line); border-radius: var(--radius);
      box-shadow: var(--shadow-sm); transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .card:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: var(--clay); }
    .site-header {
      position: sticky; top: 0; z-index: 80; background: var(--lime);
    }
    .toolbar {
      background: var(--hemp); color: var(--muted); font-size: 13px;
      min-height: 40px; display: flex; align-items: center;
      border-bottom: 1px solid rgba(154, 125, 78, .18);
    }
    .toolbar-inner {
      display: flex; align-items: center; justify-content: space-between; gap: 16px; width: min(100% - 40px, var(--max)); margin: 0 auto;
    }
    .toolbar-list { display: flex; flex-wrap: wrap; gap: 8px 22px; }
    .toolbar-list span { display: inline-flex; align-items: center; gap: 6px; }
    .toolbar a { color: var(--clay-dark); font-weight: 600; min-height: 44px; display: inline-flex; align-items: center; }
    .nav-bar {
      background: var(--lime); border-bottom: 1px solid var(--line);
      min-height: 72px; display: flex; align-items: center;
    }
    .nav-inner {
      width: min(100% - 40px, var(--max)); 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(--text); min-height: 44px;
    }
    .logo svg { width: 36px; height: 36px; color: var(--clay); flex: none; }
    .logo strong { font-family: var(--serif); font-size: 20px; letter-spacing: .04em; }
    .logo small { display: block; font-size: 11px; color: var(--muted); font-weight: 400; letter-spacing: .16em; margin-top: -2px; }
    .nav-links { display: flex; justify-content: center; gap: 4px 6px; flex-wrap: wrap; }
    .nav-links a {
      color: var(--text); font-size: 14px; font-weight: 500;
      min-height: 44px; padding: 0 10px; display: inline-flex; align-items: center;
      position: relative;
    }
    .nav-links a::after {
      content: ""; position: absolute; left: 10px; right: 10px; bottom: 8px; height: 2px;
      background: var(--clay); transform: scaleX(0); transform-origin: left; transition: transform .2s ease;
    }
    .nav-links a:hover, .nav-links a.is-active { color: var(--clay-dark); }
    .nav-links a.is-active::after, .nav-links a:hover::after { transform: scaleX(1); }
    .nav-cta { display: flex; align-items: center; gap: 10px; }
    .menu-toggle {
      display: none; width: 44px; height: 44px; border: 1px solid var(--line);
      background: var(--plaster); border-radius: 8px; align-items: center; justify-content: center; flex-direction: column; gap: 5px;
    }
    .menu-toggle span { width: 18px; height: 2px; background: var(--text); display: block; }
    .drawer {
      position: fixed; inset: 0 0 0 auto; width: min(86vw, 360px); background: var(--plaster);
      transform: translateX(100%); transition: transform .28s ease; z-index: 90;
      border-left: 1px solid var(--line); box-shadow: var(--shadow); overflow-y: auto;
      padding: 24px 22px 40px;
    }
    .drawer.is-open { transform: translateX(0); }
    .drawer-mask {
      position: fixed; inset: 0; background: rgba(58, 61, 59, .46); opacity: 0; pointer-events: none;
      transition: opacity .28s ease; z-index: 85;
    }
    .drawer-mask.is-open { opacity: 1; pointer-events: auto; }
    .drawer a { display: flex; align-items: center; min-height: 48px; border-bottom: 1px solid var(--line); color: var(--text); font-weight: 600; }
    .drawer .btn { margin-top: 18px; }
    .hero {
      position: relative; min-height: calc(100vh - var(--header-h)); overflow: hidden; background: var(--paper);
    }
    .hero-track { display: flex; height: 100%; transition: transform .6s ease; }
    .hero-slide {
      position: relative; min-width: 100%; min-height: calc(100vh - var(--header-h));
      display: grid; grid-template-columns: 1.15fr .85fr; align-items: stretch;
      background-size: cover; background-position: center;
    }
    .hero-slide::before {
      content: ""; position: absolute; inset: 0;
      background: linear-gradient(90deg, rgba(246,243,236,.94) 0%, rgba(246,243,236,.78) 36%, rgba(246,243,236,.18) 68%, rgba(246,243,236,.04) 100%);
    }
    .hero-copy, .hero-still { position: relative; z-index: 1; }
    .hero-copy { padding: 64px 0 64px 0; display: flex; align-items: center; }
    .hero-copy-inner { width: min(100% - 40px, 720px); margin-left: max(20px, calc((100vw - var(--max)) / 2)); padding-right: 24px; }
    .brand-mark {
      font-family: var(--serif); font-size: 15px; color: var(--clay-dark); letter-spacing: .2em; margin-bottom: 14px;
    }
    .hero h1, .hero .slide-title {
      font-family: var(--serif); font-size: 44px; line-height: 1.22; margin: 0 0 16px; font-weight: 700;
    }
    .hero .slide-title { display: block; }
    .hero-desc { color: var(--text); max-width: 38em; margin-bottom: 22px; }
    .hero-points { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
    .hero-still { display: flex; align-items: center; justify-content: center; padding: 48px 6vw 48px 0; }
    .film {
      width: min(320px, 78%); aspect-ratio: 3 / 4.15; background: var(--coal);
      border-radius: 12px; padding: 14px 14px 18px; box-shadow: var(--shadow);
      position: relative; border: 1px solid rgba(196,165,116,.45);
    }
    .film::before, .film::after {
      content: ""; position: absolute; top: 18px; bottom: 18px; width: 8px;
      background-image: repeating-linear-gradient(to bottom, var(--brass) 0 8px, transparent 8px 18px);
      opacity: .55;
    }
    .film::before { left: 4px; }
    .film::after { right: 4px; }
    .film img { width: 100%; height: 78%; object-fit: cover; border-radius: 6px; }
    .film figcaption { color: var(--hemp); font-size: 13px; margin-top: 10px; display: flex; justify-content: space-between; }
    .hero-nav {
      position: absolute; left: 0; right: 0; bottom: 22px; z-index: 2;
      width: min(100% - 40px, var(--max)); margin: 0 auto;
      display: flex; align-items: center; justify-content: space-between; gap: 12px;
    }
    .hero-arrows { display: flex; gap: 8px; }
    .icon-btn {
      width: 44px; height: 44px; border-radius: 8px; border: 1px solid var(--line);
      background: rgba(251,250,246,.9); color: var(--text); display: grid; place-items: center;
    }
    .icon-btn:hover { border-color: var(--clay); color: var(--clay-dark); }
    .dots { display: flex; gap: 8px; }
    .dots button {
      width: 44px; height: 8px; border: 0; background: rgba(44,42,38,.18); border-radius: 99px; padding: 0; min-height: 8px;
    }
    .dots button.is-on { background: var(--clay); }
    .metrics { background: var(--paper); }
    .metrics-grid {
      display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.1fr; grid-template-rows: auto auto; gap: 14px;
    }
    .metric {
      background: var(--plaster); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 22px 18px;
      box-shadow: var(--shadow-sm); min-height: 140px; display: flex; flex-direction: column; justify-content: space-between;
    }
    .metric:first-child {
      grid-row: span 2; background:
        linear-gradient(180deg, rgba(246,243,236,.2), rgba(246,243,236,.72)),
        url("/assets/images/bbcd6626d08a58f3.jpg") center/cover;
      color: var(--plaster); border-color: var(--clay-soft); min-height: 294px; position: relative; overflow: hidden;
    }
    .metric:first-child::before {
      content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(58,61,59,.18), rgba(58,61,59,.72));
    }
    .metric:first-child > * { position: relative; z-index: 1; }
    .metric .k { font-size: 42px; line-height: 1; color: var(--clay); }
    .metric:first-child .k { font-size: 64px; color: #f3e6d8; }
    .metric .u { font-size: 14px; color: var(--muted); margin-top: 8px; }
    .metric:first-child .u, .metric:first-child .note { color: #efe6d8; }
    .metric .note { font-size: 12px; color: var(--muted); margin-top: 10px; }
    .intro { background: var(--lime); }
    .intro-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items: center; }
    .intro-photo { position: relative; }
    .intro-photo img { width: 100%; height: 520px; object-fit: cover; border-radius: 12px; border: 1px solid var(--line); }
    .intro-photo .stamp {
      position: absolute; left: 16px; bottom: 16px; background: var(--plaster); border: 1px solid var(--brass);
      padding: 10px 12px; border-radius: 8px; font-size: 12px; color: var(--muted);
    }
    .checks { margin: 22px 0 0; display: grid; gap: 10px; }
    .checks li {
      display: grid; grid-template-columns: 16px 1fr; gap: 10px; color: var(--text); font-size: 15.5px;
    }
    .checks li::before { content: ""; width: 10px; height: 10px; margin-top: 8px; background: var(--clay); transform: rotate(45deg); }
    .ribbons { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
    .ribbon {
      min-width: 120px; padding: 12px 14px; border-radius: 8px; background: var(--plaster);
      border: 1px dashed var(--brass); font-size: 13px;
    }
    .ribbon b { display: block; font-family: var(--serif); font-size: 16px; margin-bottom: 2px; }
    .services { background: var(--hemp); }
    .service-grid {
      display: grid; grid-template-columns: 1.15fr 1fr 1fr; grid-template-areas:
        "a b c"
        "d d e"
        "f g g";
      gap: 14px;
    }
    .svc { padding: 22px; min-height: 210px; }
    .svc:nth-child(1) { grid-area: a; }
    .svc:nth-child(2) { grid-area: b; }
    .svc:nth-child(3) { grid-area: c; }
    .svc:nth-child(4) { grid-area: d; }
    .svc:nth-child(5) { grid-area: e; }
    .svc:nth-child(6) { grid-area: f; }
    .svc svg { width: 36px; height: 36px; color: var(--clay); margin-bottom: 12px; }
    .svc h3 { margin-bottom: 8px; }
    .svc p { color: var(--muted); font-size: 15px; }
    .svc a { display: inline-flex; min-height: 44px; align-items: center; margin-top: 8px; font-weight: 600; color: var(--clay-dark); }
    .packages { background: var(--lime); }
    .pkg-grid { display: grid; grid-template-columns: 1.35fr 1fr; grid-template-rows: auto auto; gap: 14px; }
    .pkg { overflow: hidden; display: grid; grid-template-rows: 180px 1fr; }
    .pkg.featured { grid-row: span 2; grid-template-rows: 280px 1fr; }
    .pkg img { width: 100%; height: 100%; object-fit: cover; }
    .pkg-body { padding: 20px 22px 22px; }
    .pkg-body .meta { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0 12px; }
    .pkg-body p { color: var(--muted); font-size: 15px; margin-bottom: 16px; }
    .compare { background: var(--paper); }
    .compare-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
    .compare-item h3 { margin: 14px 0 8px; }
    .compare-item p { color: var(--muted); font-size: 15px; }
    .slider {
      position: relative; overflow: hidden; border-radius: 12px; border: 1px solid var(--line);
      aspect-ratio: 16 / 11; user-select: none; touch-action: none; background: var(--coal);
    }
    .slider img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
    .slider .after { z-index: 1; }
    .slider .before-clip { position: absolute; inset: 0; width: 52%; overflow: hidden; z-index: 2; }
    .slider .handle {
      position: absolute; top: 0; bottom: 0; left: 52%; width: 2px; background: var(--brass); z-index: 3;
    }
    .slider .handle::after {
      content: ""; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
      width: 44px; height: 44px; border-radius: 50%; background: var(--plaster); border: 1px solid var(--brass);
      box-shadow: var(--shadow-sm);
    }
    .slider input[type=range] {
      position: absolute; inset: 0; z-index: 4; width: 100%; height: 100%; margin: 0; opacity: 0; cursor: ew-resize;
    }
    .tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
    .tag { background: var(--sage-mist); color: var(--sage-dark); border: 1px solid var(--sage-light); padding: 4px 10px; border-radius: 6px; font-size: 12px; }
    .tag.old { background: var(--clay-soft); color: var(--clay-deep); border-color: #e0b39c; }
    .cases { background: var(--coal); color: var(--lime); }
    .cases h2, .cases .eyebrow { color: #f3eadc; }
    .cases .eyebrow { color: var(--brass); }
    .cases .lead { color: #d9d1c4; }
    .brass-line { width: 72px; height: 1px; background: var(--brass); margin: 18px 0 28px; }
    .case-grid { display: grid; grid-template-columns: 1.3fr .85fr .85fr; gap: 14px; }
    .case-card { background: #444844; border: 1px solid rgba(196,165,116,.28); border-radius: 12px; overflow: hidden; }
    .case-card:hover { border-color: var(--brass); transform: translateY(-3px); }
    .case-card img { height: 190px; width: 100%; object-fit: cover; }
    .case-card:first-child img { height: 260px; }
    .case-card div { padding: 16px 16px 18px; }
    .case-card h3 { color: #f4ece0; font-size: 18px; margin-bottom: 8px; }
    .case-card p { color: #cfc6b8; font-size: 14.5px; }
    .timeline { background: var(--lime); }
    .time-list { position: relative; display: grid; gap: 0; }
    .time-list::before {
      content: ""; position: absolute; left: 18px; top: 8px; bottom: 8px; width: 1px; background: var(--cement);
    }
    .time-item {
      display: grid; grid-template-columns: 36px 160px 1fr; gap: 18px; padding: 16px 0; align-items: start;
    }
    .dot {
      width: 36px; height: 36px; border-radius: 50%; background: var(--plaster); border: 2px solid var(--clay);
      display: grid; place-items: center; font-size: 12px; color: var(--clay-dark); font-weight: 700; position: relative; z-index: 1;
    }
    .time-item strong { display: block; font-family: var(--serif); font-size: 18px; }
    .time-item em { font-style: normal; color: var(--clay); font-size: 13px; }
    .time-item p { color: var(--muted); }
    .stories { background: var(--hemp); }
    .story-row { display: grid; grid-template-columns: 1.15fr .9fr .9fr; gap: 14px; }
    .story { overflow: hidden; }
    .story img { height: 200px; width: 100%; object-fit: cover; }
    .story-body { padding: 18px 18px 20px; }
    .story-body p { color: var(--muted); font-size: 15px; }
    .bars { background: linear-gradient(90deg, #d7b09a 0%, #c9d3c6 100%); padding: 36px 0; }
    .bars-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
    .bar-item { padding: 8px 8px 8px 0; }
    .bar-item .k { font-size: 34px; color: var(--clay-deep); }
    .bar-item .u { font-size: 14px; color: var(--coal); }
    .reviews { background: var(--paper); }
    .review-grid { display: grid; grid-template-columns: .9fr 1.15fr .95fr; gap: 14px; align-items: start; }
    .review { padding: 22px; }
    .review:nth-child(2) { margin-top: 28px; }
    .review:nth-child(4) { margin-top: -10px; }
    .stars { color: var(--clay); letter-spacing: 2px; font-size: 14px; }
    .review h3 { margin: 8px 0; font-size: 18px; }
    .review p { color: var(--muted); font-size: 15px; }
    .news { background: var(--lime); }
    .news-grid { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 14px; }
    .news-card { overflow: hidden; display: flex; flex-direction: column; }
    .news-card img { height: 160px; width: 100%; object-fit: cover; }
    .news-card:first-child { grid-row: span 2; }
    .news-card:first-child img { height: 240px; }
    .news-card div { padding: 16px 16px 8px; }
    .news-card p { color: var(--muted); font-size: 14.5px; }
    .news-card a { min-height: 44px; display: inline-flex; align-items: center; padding: 0 16px 8px; font-weight: 600; }
    .news-more { margin-top: 22px; }
    .guarantee { background: var(--hemp); }
    .g-grid { display: grid; grid-template-columns: 1.2fr 1fr 1fr 1fr; gap: 12px; }
    .g-card { padding: 0; overflow: hidden; }
    .g-card .sheet {
      padding: 20px; min-height: 230px; background:
        repeating-linear-gradient(0deg, transparent, transparent 27px, rgba(200,194,182,.45) 28px);
    }
    .g-card:first-child .sheet { background: var(--coal); color: var(--lime); min-height: 100%; }
    .g-card:first-child h3 { color: #f3eadc; }
    .g-card h3 { margin-bottom: 8px; }
    .g-card p { color: var(--muted); font-size: 14.5px; }
    .g-card:first-child p { color: #d5ccbe; }
    .quick { background: var(--lime); }
    .quick-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
    .q-card { padding: 20px 22px; display: grid; grid-template-columns: 92px 1fr auto; gap: 16px; align-items: center; }
    .q-card b { font-family: var(--serif); color: var(--clay-dark); }
    .q-card p { color: var(--muted); font-size: 15px; }
    .q-card a { min-height: 44px; display: inline-flex; align-items: center; white-space: nowrap; font-weight: 600; }
    .faq { background: var(--paper); }
    .acc { display: grid; gap: 10px; }
    .acc-item { background: var(--plaster); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
    .acc-item.is-open { border-color: var(--clay); }
    .acc-btn {
      width: 100%; text-align: left; background: none; border: 0; min-height: 56px; padding: 14px 18px;
      display: flex; justify-content: space-between; gap: 16px; align-items: center; font-size: 16.5px; font-weight: 600;
    }
    .acc-btn span.plus { width: 28px; height: 28px; border: 1px solid var(--cement); border-radius: 6px; display: grid; place-items: center; color: var(--clay); flex: none; }
    .acc-panel { display: none; padding: 0 18px 18px; color: var(--muted); }
    .acc-item.is-open .acc-panel { display: block; }
    .booking { background: var(--lime); padding-bottom: 0; }
    .book-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 28px; align-items: start; }
    .form {
      background: var(--plaster); border: 1px solid var(--line); border-radius: 12px; padding: 24px;
      box-shadow: var(--shadow-sm);
    }
    .form-head { display: flex; justify-content: space-between; border-bottom: 1px dashed var(--cement); padding-bottom: 12px; margin-bottom: 16px; }
    .field { margin-bottom: 14px; }
    .field label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 6px; }
    .field input, .field select, .field textarea {
      width: 100%; min-height: 46px; border: 1px solid var(--line); border-radius: 8px;
      background: #fff; padding: 8px 12px; font-size: 15px; color: var(--text);
    }
    .field textarea { min-height: 88px; resize: vertical; }
    .field.is-invalid input, .field.is-invalid select, .checks-box.is-invalid { border-color: var(--danger); box-shadow: 0 0 0 3px rgba(184,92,56,.12); }
    .err { display: none; color: var(--danger); font-size: 12px; margin-top: 4px; }
    .field.is-invalid .err { display: block; }
    .checks-box { display: flex; flex-wrap: wrap; gap: 8px; }
    .checks-box label {
      min-height: 44px; padding: 0 12px; border: 1px solid var(--line); border-radius: 8px;
      display: inline-flex; align-items: center; gap: 6px; background: #fff; color: var(--text); font-size: 14px; margin: 0;
    }
    .aside-note {
      background: var(--coal); color: var(--lime); border-radius: 12px; padding: 28px 24px; border: 1px solid rgba(196,165,116,.35);
    }
    .aside-note h3 { color: #f3eadc; margin-bottom: 12px; }
    .aside-note li { padding: 8px 0; border-bottom: 1px solid rgba(255,255,255,.08); color: #d9d1c4; }
    .form-success {
      display: none; margin-top: 12px; padding: 12px 14px; background: var(--sage-mist); color: var(--sage-dark);
      border: 1px solid var(--sage); border-radius: 8px; font-size: 14px;
    }
    .form-success.is-show { display: block; }
    .close-cta {
      margin-top: 48px; background: var(--clay-deep); color: var(--lime); padding: 36px 0;
    }
    .close-cta .container { display: flex; justify-content: space-between; align-items: center; gap: 18px; flex-wrap: wrap; }
    .close-cta h2 { color: #f6eee4; font-size: 28px; }
    .close-cta p { color: #ead9cc; max-width: 36em; margin-top: 8px; }
    .site-footer { background: #2f3230; color: #d5ccc0; padding: 48px 0 24px; }
    .foot-grid { display: grid; grid-template-columns: 1.3fr .9fr .9fr 1.1fr; gap: 28px; }
    .site-footer h3 { color: #f3eadc; font-size: 16px; margin-bottom: 12px; }
    .site-footer a { color: #d5ccc0; display: inline-flex; min-height: 36px; align-items: center; }
    .site-footer a:hover { color: #f3eadc; }
    .foot-brand strong { font-family: var(--serif); font-size: 22px; color: #f3eadc; display: block; margin-bottom: 10px; }
    .copy { margin-top: 28px; padding-top: 16px; border-top: 1px solid rgba(255,255,255,.08); font-size: 13px; color: #b7aea2; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
    @media (max-width: 1200px) {
      h1, .hero h1, .hero .slide-title { font-size: 40px; }
      .metrics-grid { grid-template-columns: 1.3fr 1fr 1fr; }
      .metric:nth-child(4) { grid-column: span 1; }
      .case-grid, .g-grid { grid-template-columns: 1fr 1fr; }
      .news-grid { grid-template-columns: 1fr 1fr; }
    }
    @media (max-width: 992px) {
      :root { --header-h: 72px; }
      h1, .hero h1, .hero .slide-title { font-size: 34px; }
      h2 { font-size: 26px; }
      .toolbar { display: none; }
      .nav-links, .nav-cta .btn { display: none; }
      .menu-toggle { display: flex; }
      .nav-inner { grid-template-columns: auto auto; justify-content: space-between; }
      .hero-slide { grid-template-columns: 1fr; min-height: calc(100vh - 72px); }
      .hero-still { display: none; }
      .hero-copy { padding: 48px 0 96px; }
      .hero-copy-inner { margin-left: auto; margin-right: auto; width: min(100% - 40px, var(--max)); }
      .hero-slide::before {
        background: linear-gradient(180deg, rgba(246,243,236,.94) 0%, rgba(246,243,236,.84) 52%, rgba(246,243,236,.28) 100%);
      }
      .metrics-grid, .intro-grid, .pkg-grid, .compare-grid, .case-grid, .story-row, .bars-grid, .review-grid, .news-grid, .g-grid, .quick-grid, .book-grid, .foot-grid, .service-grid {
        grid-template-columns: 1fr 1fr;
      }
      .service-grid { grid-template-areas: "a b" "c d" "e f"; }
      .svc:nth-child(4), .svc:nth-child(6), .pkg.featured { grid-row: auto; }
      .metric:first-child { grid-row: auto; min-height: 180px; }
      .q-card { grid-template-columns: 1fr; }
      .time-item { grid-template-columns: 36px 1fr; }
      .section { padding: 72px 0; scroll-margin-top: 84px; }
    }
    @media (max-width: 768px) {
      .container, .toolbar-inner, .nav-inner { width: min(100% - 28px, var(--max)); }
      h1, .hero h1, .hero .slide-title { font-size: 30px; }
      .metrics-grid {
        display: flex; overflow-x: auto; scroll-snap-type: x mandatory; gap: 10px; padding-bottom: 8px;
      }
      .metric { min-width: min(78vw, 280px); scroll-snap-align: start; }
      .intro-grid, .pkg-grid, .compare-grid, .case-grid, .story-row, .bars-grid, .review-grid, .news-grid, .g-grid, .quick-grid, .book-grid, .foot-grid, .service-grid {
        grid-template-columns: 1fr;
      }
      .service-grid { grid-template-areas: "a" "b" "c" "d" "e" "f"; }
      .intro-photo img { height: 280px; }
      .review:nth-child(2), .review:nth-child(4) { margin-top: 0; }
      .hero-actions, .close-cta .container { flex-direction: column; align-items: stretch; }
      .btn { width: 100%; }
      .nav-cta .btn { width: auto; }
    }
    @media (max-width: 520px) {
      body { font-size: 16px; }
      h2 { font-size: 24px; }
      .section { padding: 56px 0; }
      .film { display: none; }
      .metric .k { font-size: 34px; }
      .bars-grid { grid-template-columns: 1fr 1fr; }
    }
    @media (max-width: 375px) {
      h1, .hero h1, .hero .slide-title { font-size: 28px; }
      .logo strong { font-size: 18px; }
      body { overflow-x: hidden; }
    }
    @media (prefers-reduced-motion: reduce) {
      html { scroll-behavior: auto; }
      .hero-track { transition: none; }
    }