/* roulang page: index */
:root {
      --ink: #161618;
      --ink-soft: #232326;
      --ceramic: #7f938c;
      --ceramic-deep: #5e726c;
      --champagne: #d7c5a6;
      --champagne-bright: #ead9b8;
      --pearl: #f5f1ea;
      --stone: #ebe4d8;
      --warm: #b7aaa0;
      --pad: #9b674c;
      --text: #1d1c1a;
      --muted: #5e5a54;
      --faint: #8a847b;
      --line: #d8d0c4;
      --line-strong: #c4baad;
      --white: #fbf8f3;
      --radius-btn: 6px;
      --radius-card: 10px;
      --shadow: 0 8px 18px rgba(22, 22, 24, .06);
      --shadow-tight: 0 4px 10px rgba(22, 22, 24, .05);
      --space: 28px;
      --nav-top: 42px;
      --nav-main: 72px;
      --max: 1220px;
      --serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif;
      --sans: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      --mono: "Noto Sans SC", ui-monospace, monospace;
    }
    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    html, body { margin: 0; padding: 0; }
    body {
      font-family: var(--sans);
      font-size: 16px;
      line-height: 1.8;
      color: var(--text);
      background: var(--pearl);
      letter-spacing: .01em;
    }
    img { max-width: 100%; height: auto; display: block; }
    a { color: inherit; text-decoration: none; }
    button, input, select, textarea { font-family: inherit; }
    button { cursor: pointer; border: 0; background: none; }
    h1, h2, h3 { font-family: var(--serif); font-weight: 700; color: var(--ink); letter-spacing: .02em; margin: 0 0 .6em; line-height: 1.28; }
    h1 { font-size: 44px; }
    h2 { font-size: 28px; }
    h3 { font-size: 19px; font-family: var(--sans); font-weight: 700; }
    p { margin: 0 0 1.15em; }
    p:last-child { margin-bottom: 0; }
    ul { margin: 0; padding: 0; list-style: none; }
    :focus-visible { outline: 2px solid var(--champagne); outline-offset: 3px; }
    .container { width: min(100% - 40px, var(--max)); margin: 0 auto; }
    .skip {
      position: absolute; left: -999px; top: 8px;
    }
    .skip:focus { left: 12px; z-index: 80; background: var(--ink); color: var(--white); padding: 8px 12px; }
    .btn {
      display: inline-flex; align-items: center; justify-content: center; gap: 8px;
      min-height: 44px; padding: 0 18px; border-radius: var(--radius-btn);
      font-size: 14px; font-weight: 700; letter-spacing: .04em;
      transition: transform .2s ease, background .2s ease, color .2s ease, border-color .2s ease, box-shadow .2s ease;
      border: 1px solid transparent;
    }
    .btn:hover { transform: translateY(-2px); }
    .btn:active { transform: translateY(1px); }
    .btn-ink { background: var(--ink); color: var(--white); }
    .btn-ink:hover { background: #000; box-shadow: 0 0 0 1px var(--champagne-bright); }
    .btn-ghost { background: transparent; color: var(--white); border-color: rgba(247,242,233,.55); }
    .btn-ghost:hover { border-color: var(--champagne); color: var(--champagne-bright); }
    .btn-line { background: transparent; color: var(--ink); border-color: var(--ink); }
    .btn-line:hover { background: var(--ink); color: var(--white); }
    .btn-ceramic { background: var(--ceramic-deep); color: var(--white); }
    .btn-ceramic:hover { background: var(--ink); box-shadow: 0 0 0 1px var(--champagne); }
    .badge {
      display: inline-flex; align-items: center; min-height: 28px; padding: 0 10px;
      border: 1px solid var(--line); border-radius: 4px; font-size: 12px; color: var(--muted); letter-spacing: .08em;
      background: rgba(255,255,255,.5);
    }
    .badge-dark { border-color: rgba(215,197,166,.35); color: var(--champagne); background: rgba(255,255,255,.04); }
    .eyebrow {
      display: inline-block; margin-bottom: 10px; color: var(--ceramic-deep);
      font-size: 13px; font-weight: 700; letter-spacing: .18em;
    }
    .lead { color: var(--muted); font-size: 16px; line-height: 1.82; max-width: 760px; }
    .section { padding: 88px 0; position: relative; }
    .section-stone { background: var(--stone); }
    .section-pearl { background: var(--pearl); }
    .section-dark { background: var(--ink); color: var(--white); }
    .section-dark h2, .section-dark h3 { color: var(--white); }
    .section-head { margin-bottom: 36px; max-width: 820px; }
    .section-head.wide { max-width: none; display: flex; justify-content: space-between; gap: 28px; align-items: end; }
    .split-line { height: 1px; background: var(--line); border: 0; margin: 0; }
    .site-header { position: relative; z-index: 40; }
    .nav-top {
      height: var(--nav-top); background: var(--ink); color: #efe8dc; font-size: 13px;
      display: flex; align-items: center;
    }
    .nav-top .container { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
    .nav-meta { display: flex; gap: 22px; flex-wrap: wrap; align-items: center; color: #d8d0c4; }
    .nav-meta b { color: var(--champagne); font-weight: 700; }
    .nav-main {
      height: var(--nav-main); background: #f7f2ea; border-bottom: 1px solid var(--line);
      display: flex; align-items: center; position: sticky; top: 0; z-index: 39;
      transition: background .2s ease, box-shadow .2s ease;
    }
    .nav-main.is-stuck {
      background: rgba(22, 22, 24, .94); border-bottom-color: #2a2a2c; box-shadow: var(--shadow-tight);
    }
    .nav-main.is-stuck .logo-name, .nav-main.is-stuck .menu a { color: var(--white); }
    .nav-main.is-stuck .menu a:hover, .nav-main.is-stuck .menu a.active { color: var(--champagne); }
    .nav-main .container { display: flex; align-items: center; gap: 22px; }
    .logo { display: flex; align-items: center; gap: 10px; min-height: 44px; flex-shrink: 0; }
    .logo-mark {
      width: 34px; height: 34px; border-radius: 4px; background: var(--ink); color: var(--champagne);
      display: grid; place-items: center;
    }
    .logo-name { font-family: var(--serif); font-size: 20px; font-weight: 700; color: var(--ink); }
    .menu { display: flex; align-items: center; gap: 4px; margin-left: auto; }
    .menu a {
      min-height: 44px; padding: 0 11px; display: inline-flex; align-items: center;
      font-size: 14px; color: #3b3936; font-weight: 500;
    }
    .menu a:hover, .menu a.active { color: var(--ceramic-deep); }
    .nav-cta { margin-left: 8px; }
    .burger {
      display: none; width: 44px; height: 44px; margin-left: auto; position: relative;
    }
    .burger span, .burger span::before, .burger span::after {
      position: absolute; left: 12px; width: 20px; height: 2px; background: currentColor; content: "";
    }
    .burger span { top: 21px; }
    .burger span::before { top: -7px; }
    .burger span::after { top: 7px; }
    .drawer {
      position: fixed; inset: 0; background: rgba(16,16,18,.96); color: var(--white);
      transform: translateX(100%); transition: transform .28s ease; z-index: 50; padding: 28px 22px;
      display: flex; flex-direction: column; gap: 12px;
    }
    .drawer.open { transform: none; }
    .drawer a { min-height: 48px; display: flex; align-items: center; font-size: 18px; border-bottom: 1px solid #2c2c2e; }
    .drawer-close { align-self: flex-end; width: 44px; height: 44px; color: var(--white); font-size: 28px; }
    .hero { position: relative; min-height: 690px; color: var(--white); overflow: hidden; background: var(--ink); }
    .slides { position: absolute; inset: 0; }
    .slide {
      position: absolute; inset: 0; opacity: 0; visibility: hidden; transition: opacity .7s ease;
      background-size: cover; background-position: center;
    }
    .slide.active { opacity: 1; visibility: visible; }
    .slide::after {
      content: ""; position: absolute; inset: 0;
      background: linear-gradient(90deg, rgba(12,12,14,.78) 0%, rgba(12,12,14,.42) 46%, rgba(12,12,14,.18) 100%),
                  linear-gradient(180deg, rgba(12,12,14,.15) 0%, rgba(12,12,14,.55) 100%);
    }
    .hero-copy { position: relative; z-index: 2; padding: 118px 0 210px; max-width: 720px; }
    .hero-kicker { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
    .hero h1, .hero-heading { font-size: 44px; line-height: 1.22; margin-bottom: 16px; color: var(--white); font-family: var(--serif); }
    .hero-text { font-size: 16px; line-height: 1.85; color: #efe8dc; margin-bottom: 26px; }
    .hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
    .hero-local {
      position: absolute; left: 0; right: 0; bottom: 0; z-index: 3;
      background: linear-gradient(180deg, transparent, rgba(10,10,12,.88) 28%);
      padding: 28px 0 22px;
    }
    .local-grid {
      display: grid; grid-template-columns: 220px 1fr 1fr; gap: 18px; align-items: end;
    }
    .local-pin {
      border: 1px solid rgba(215,197,166,.28); padding: 14px 16px; background: rgba(22,22,24,.7);
    }
    .local-pin strong { display: block; font-family: var(--serif); font-size: 20px; color: var(--champagne); }
    .local-pin span { color: #cfc6b8; font-size: 13px; }
    .chip-row, .entry-row { display: flex; flex-wrap: wrap; gap: 8px; }
    .chip, .entry {
      min-height: 36px; padding: 0 12px; display: inline-flex; align-items: center;
      border: 1px solid rgba(215,197,166,.28); color: #efe8dc; font-size: 13px; background: rgba(255,255,255,.04);
    }
    .entry { min-height: 44px; background: rgba(127,147,140,.16); }
    .entry:hover { border-color: var(--champagne); color: var(--champagne-bright); }
    .hero-controls {
      position: absolute; right: max(20px, calc((100% - var(--max)) / 2)); bottom: 118px; z-index: 4;
      display: flex; align-items: center; gap: 10px;
    }
    .dots { display: flex; gap: 8px; }
    .dot {
      width: 28px; height: 4px; background: rgba(255,255,255,.28); min-height: auto;
    }
    .dot.active { background: var(--champagne); }
    .pause-btn {
      width: 44px; height: 44px; border: 1px solid rgba(255,255,255,.3); color: var(--white); font-size: 12px;
    }
    .catalog-wrap { display: grid; grid-template-columns: 1.05fr .95fr; gap: 28px; align-items: stretch; }
    .tree { background: #fffdf8; border: 1px solid var(--line); padding: 22px 24px; }
    .tree-item { display: grid; grid-template-columns: 92px 1fr; gap: 14px; padding: 14px 0; border-bottom: 1px solid var(--line); }
    .tree-item:last-child { border-bottom: 0; }
    .tree-item b { font-size: 14px; color: var(--ink); }
    .tree-item span { color: var(--muted); font-size: 14px; }
    .catalog-cover { position: relative; min-height: 460px; overflow: hidden; }
    .catalog-cover img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
    .catalog-cover figcaption {
      position: absolute; left: 0; right: 0; bottom: 0; padding: 22px;
      background: linear-gradient(transparent, rgba(12,12,14,.82)); color: var(--white);
    }
    .bento {
      display: grid; grid-template-columns: 1.4fr 1fr 1fr; grid-template-rows: 180px 180px; gap: 14px;
    }
    .metric {
      background: var(--ink); color: var(--white); padding: 22px; position: relative; overflow: hidden;
      display: flex; flex-direction: column; justify-content: space-between;
    }
    .metric.light { background: #fffdf8; color: var(--text); border: 1px solid var(--line); }
    .metric.wide { grid-row: span 2; }
    .metric .num { font-family: var(--mono); font-size: 44px; font-weight: 700; letter-spacing: -.03em; line-height: 1; }
    .metric .unit { font-size: 14px; margin-left: 6px; color: var(--champagne); }
    .metric.light .unit { color: var(--ceramic-deep); }
    .metric p { color: #cfc6b8; font-size: 14px; }
    .metric.light p { color: var(--muted); }
    .bar { height: 8px; background: #2c2c2e; margin-top: 12px; }
    .bar > i { display: block; height: 100%; background: var(--ceramic); }
    .ring {
      width: 84px; height: 84px; border-radius: 50%;
      background: conic-gradient(var(--ceramic) 0 86%, #2a2a2c 86%);
      display: grid; place-items: center; margin-left: auto;
    }
    .ring span { width: 58px; height: 58px; border-radius: 50%; background: var(--ink); display: grid; place-items: center; font-size: 14px; }
    .craft { display: grid; grid-template-columns: 1.05fr .95fr; gap: 36px; align-items: center; }
    .craft-photo { min-height: 420px; overflow: hidden; position: relative; }
    .craft-photo img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
    .spec-list { display: grid; gap: 12px; margin-top: 18px; }
    .spec-list li {
      display: grid; grid-template-columns: 86px 1fr; gap: 12px; padding: 12px 0;
      border-top: 1px solid var(--line); font-size: 14px;
    }
    .spec-list b { color: var(--pad); }
    .svc-grid {
      display: grid; grid-template-columns: 1.35fr 1fr 1fr; grid-template-rows: auto auto; gap: 14px;
    }
    .svc {
      background: #fffdf8; border: 1px solid var(--line); padding: 22px; min-height: 210px;
      transition: transform .2s ease, border-color .2s ease;
    }
    .svc:hover { transform: translateY(-3px); border-color: var(--ceramic); }
    .svc:first-child { grid-row: span 2; background: var(--ink); color: var(--white); }
    .svc:first-child h3 { color: var(--white); }
    .svc:first-child p { color: #ddd4c6; }
    .ico {
      width: 36px; height: 36px; margin-bottom: 14px; color: var(--pad);
    }
    .svc:first-child .ico { color: var(--champagne); }
    .pkg-grid {
      display: grid; grid-template-columns: 1.25fr 1fr; grid-template-rows: 1fr 1fr; gap: 14px;
    }
    .pkg { background: #fffdf8; border: 1px solid var(--line); overflow: hidden; display: grid; grid-template-columns: 1fr; }
    .pkg:first-child { grid-row: span 2; }
    .pkg img { width: 100%; height: 210px; object-fit: cover; }
    .pkg:first-child img { height: 280px; }
    .pkg-body { padding: 20px 22px 22px; display: flex; flex-direction: column; gap: 10px; }
    .pkg-meta { display: flex; justify-content: space-between; gap: 12px; color: var(--muted); font-size: 14px; }
    .price { color: var(--pad); font-weight: 700; font-family: var(--mono); }
    .pkg li { position: relative; padding-left: 14px; color: var(--muted); font-size: 14px; margin-bottom: 6px; }
    .pkg li::before { content: ""; width: 6px; height: 6px; background: var(--ceramic); position: absolute; left: 0; top: 9px; }
    .compare-box { display: grid; grid-template-columns: 1.3fr .7fr; gap: 24px; align-items: stretch; }
    .ba {
      position: relative; overflow: hidden; min-height: 430px; user-select: none; background: #111;
    }
    .ba img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; pointer-events: none; }
    .ba-before { position: absolute; inset: 0; width: 52%; overflow: hidden; }
    .ba-handle {
      position: absolute; top: 0; bottom: 0; left: 52%; width: 2px; background: var(--champagne);
    }
    .ba-handle::after {
      content: "对照"; position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%);
      width: 44px; height: 44px; border-radius: 50%; background: var(--ink); color: var(--champagne);
      display: grid; place-items: center; font-size: 11px; border: 1px solid var(--champagne);
    }
    .ba-tag { position: absolute; top: 16px; padding: 4px 10px; font-size: 12px; background: rgba(12,12,14,.7); color: var(--white); z-index: 2; }
    .ba-tag.left { left: 16px; }
    .ba-tag.right { right: 16px; }
    .compare-stats { display: grid; gap: 12px; }
    .stat-card { background: #fffdf8; border: 1px solid var(--line); padding: 18px; }
    .stat-card strong { display: block; font-size: 22px; font-family: var(--mono); margin-bottom: 6px; }
    .case-list { display: grid; gap: 1px; background: #2a2a2c; }
    .case-row {
      display: grid; grid-template-columns: 180px 1.1fr .9fr 160px; gap: 18px; align-items: center;
      padding: 22px 8px; background: transparent;
    }
    .case-row + .case-row { border-top: 1px solid #2c2c2e; }
    .case-row .car { font-family: var(--serif); font-size: 22px; color: var(--champagne); }
    .case-row p { color: #d8d0c4; }
    .scene-grid {
      display: grid; grid-template-columns: 1.2fr .8fr .8fr; grid-template-rows: 240px 240px; gap: 14px;
    }
    .scene { position: relative; overflow: hidden; color: var(--white); min-height: 220px; }
    .scene img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
    .scene:first-child { grid-row: span 2; }
    .scene figcaption {
      position: absolute; inset: auto 0 0; padding: 20px;
      background: linear-gradient(transparent, rgba(10,10,12,.86));
    }
    .timeline { position: relative; margin-left: 12px; border-left: 2px solid var(--line-strong); padding-left: 28px; display: grid; gap: 22px; }
    .node { position: relative; }
    .node::before {
      content: ""; width: 12px; height: 12px; background: var(--pad); position: absolute; left: -35px; top: 8px;
    }
    .node .when { color: var(--ceramic-deep); font-size: 13px; font-weight: 700; letter-spacing: .12em; }
    .story-block { display: grid; grid-template-columns: .9fr 1.1fr; gap: 32px; align-items: center; margin-bottom: 42px; }
    .story-block.reverse { grid-template-columns: 1.1fr .9fr; }
    .story-block.reverse .story-copy { order: -1; }
    .story-photo { min-height: 320px; overflow: hidden; position: relative; }
    .story-photo img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
    .quote { font-family: var(--serif); font-size: 22px; line-height: 1.6; margin-bottom: 14px; }
    .review-grid { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 14px; }
    .review { background: #fffdf8; border: 1px solid var(--line); padding: 22px; min-height: 210px; }
    .stars { color: var(--pad); letter-spacing: 2px; margin-bottom: 8px; font-size: 13px; }
    .review-user { margin-top: 16px; color: var(--faint); font-size: 13px; }
    .news-grid { display: grid; grid-template-columns: 1.35fr .8fr; gap: 14px; }
    .news-main { position: relative; min-height: 360px; overflow: hidden; color: var(--white); }
    .news-main img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
    .news-main .news-body {
      position: absolute; inset: auto 0 0; padding: 24px;
      background: linear-gradient(transparent, rgba(12,12,14,.88));
    }
    .news-side { display: grid; gap: 14px; }
    .news-card { display: grid; grid-template-columns: 132px 1fr; gap: 14px; background: #fffdf8; border: 1px solid var(--line); }
    .news-card img { width: 132px; height: 100%; object-fit: cover; }
    .news-card div { padding: 14px 14px 14px 0; }
    .date { color: var(--faint); font-size: 12px; letter-spacing: .08em; }
    .more-link { display: inline-flex; min-height: 44px; align-items: center; color: var(--ceramic-deep); font-weight: 700; }
    .guard-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
    .guard { border: 1px solid var(--line); background: #fffdf8; padding: 22px; }
    .guard h3 { margin-bottom: 8px; }
    .quick-row { display: flex; flex-wrap: wrap; gap: 10px; }
    .qchip {
      min-height: 44px; padding: 0 14px; border: 1px solid var(--line-strong); background: #fffdf8; color: var(--ink); font-size: 14px;
    }
    .qchip:hover { border-color: var(--ink); background: var(--ink); color: var(--white); }
    .faq-list { display: grid; gap: 10px; }
    .faq-item { border: 1px solid var(--line); background: #fffdf8; }
    .faq-item button {
      width: 100%; text-align: left; min-height: 56px; padding: 14px 18px; font-size: 16px; font-weight: 700; display: flex; justify-content: space-between; gap: 12px;
    }
    .faq-item .ans { display: none; padding: 0 18px 18px; color: var(--muted); }
    .faq-item.open .ans { display: block; }
    .faq-item.open { border-color: var(--ink); }
    .convert { display: grid; grid-template-columns: .9fr 1.1fr; gap: 28px; align-items: start; }
    .convert-aside { background: var(--ink); color: var(--white); padding: 32px 28px; min-height: 100%; }
    .convert-aside h2 { color: var(--white); }
    .convert-aside p { color: #ddd4c6; }
    .form {
      background: #fffdf8; border: 1px solid var(--line); padding: 28px; display: grid; grid-template-columns: 1fr 1fr; gap: 14px;
    }
    .form .full { grid-column: 1 / -1; }
    label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 6px; }
    input, select, textarea {
      width: 100%; min-height: 44px; border: 1px solid var(--line-strong); background: #fbf8f3; padding: 10px 12px; color: var(--text);
    }
    textarea { min-height: 96px; resize: vertical; }
    input:focus, select:focus, textarea:focus { outline: 2px solid var(--ceramic); border-color: var(--ceramic); }
    .form-ok { display: none; padding: 28px; border: 1px solid var(--ceramic); background: #f3f6f4; }
    .form-ok.show { display: block; }
    .form.hidden { display: none; }
    .err { color: #9b3b2b; font-size: 13px; min-height: 18px; }
    .site-footer { background: #111113; color: #d8d0c4; padding: 56px 0 24px; }
    .foot-grid { display: grid; grid-template-columns: 1.3fr .8fr .9fr .9fr; gap: 28px; margin-bottom: 32px; }
    .site-footer h3 { color: var(--white); font-size: 16px; margin-bottom: 12px; }
    .site-footer a { display: inline-flex; min-height: 36px; align-items: center; color: #d8d0c4; }
    .site-footer a:hover { color: var(--champagne); }
    .copy { border-top: 1px solid #2c2c2e; padding-top: 16px; font-size: 13px; color: #9a9388; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
    .mobile-cta {
      display: none; position: fixed; left: 0; right: 0; bottom: 0; z-index: 30;
      background: var(--ink); padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
      box-shadow: 0 -6px 16px rgba(0,0,0,.18);
    }
    .mobile-cta .btn { width: 100%; }
    body.form-focus .mobile-cta { display: none !important; }
    @media (max-width: 1200px) {
      h1, .hero h1, .hero-heading { font-size: 40px; }
      .bento, .svc-grid, .local-grid { grid-template-columns: 1fr 1fr; }
      .metric.wide { grid-row: auto; }
      .case-row { grid-template-columns: 140px 1fr 1fr; }
      .case-row .hide-s { display: none; }
    }
    @media (max-width: 992px) {
      .menu, .nav-cta { display: none; }
      .burger { display: inline-flex; align-items: center; justify-content: center; color: var(--ink); }
      .nav-main.is-stuck .burger { color: var(--white); }
      .catalog-wrap, .craft, .compare-box, .convert, .news-grid, .story-block, .story-block.reverse { grid-template-columns: 1fr; }
      .story-block.reverse .story-copy { order: 0; }
      .pkg-grid, .scene-grid, .review-grid, .guard-grid, .foot-grid { grid-template-columns: 1fr 1fr; }
      .pkg:first-child, .scene:first-child, .svc:first-child { grid-row: auto; }
      .hero { min-height: 620px; }
      .hero-copy { padding: 86px 0 240px; }
      .local-grid { grid-template-columns: 1fr; }
      .form { grid-template-columns: 1fr; }
    }
    @media (max-width: 768px) {
      .nav-top { height: auto; padding: 8px 0; }
      .nav-meta { gap: 10px; font-size: 12px; }
      .section { padding: 64px 0; }
      h1, .hero h1, .hero-heading { font-size: 32px; }
      h2 { font-size: 24px; }
      .bento, .svc-grid, .pkg-grid, .scene-grid, .review-grid, .guard-grid, .foot-grid, .news-card { grid-template-columns: 1fr; }
      .section-head.wide { flex-direction: column; align-items: flex-start; }
      .hero { min-height: 560px; }
      .hero-copy { padding: 72px 0 250px; }
      .hero-controls { bottom: auto; top: 18px; right: 16px; }
      .ba { min-height: 300px; }
      .case-row { grid-template-columns: 1fr; gap: 8px; }
      .mobile-cta { display: block; }
      body { padding-bottom: 72px; }
      .catalog-cover, .craft-photo, .story-photo { min-height: 240px; position: relative; }
    }
    @media (max-width: 520px) {
      .container { width: min(100% - 28px, var(--max)); }
      h1, .hero h1, .hero-heading { font-size: 28px; }
      .btn { width: 100%; }
      .hero-actions { flex-direction: column; }
      .nav-meta span:nth-child(2) { display: none; }
    }
    @media (max-width: 375px) {
      .logo-name { font-size: 17px; }
      .chip, .entry { font-size: 12px; }
      .metric .num { font-size: 34px; }
    }
    @media (prefers-reduced-motion: reduce) {
      html { scroll-behavior: auto; }
      *, *::before, *::after { transition: none !important; animation: none !important; }
    }

/* roulang page: index */
:root {
      --ink: #16181C;
      --champagne: #C8B08A;
      --champagne-deep: #B49A72;
      --glaze: #2F9B96;
      --glaze-deep: #257F7B;
      --paper: #F3EFE8;
      --card: #FBFAF7;
      --dark: #0C0D0F;
      --text: #1A1A1A;
      --muted: #5C5852;
      --on-dark: #F6F3EE;
      --line: #E4DDD2;
      --line-dark: #2A2C30;
      --ok: #2F9B96;
      --warn: #C9892E;
      --radius: 8px;
      --shadow: 0 8px 24px rgba(22, 24, 28, .06);
      --space: 24px;
      --space-md: 32px;
      --space-lg: 48px;
      --nav-h: 108px;
      --max: 1240px;
    }
    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; scroll-padding-top: var(--nav-h); }
    body {
      margin: 0;
      font-family: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
      font-size: 16px;
      line-height: 1.75;
      color: var(--text);
      background: var(--paper);
      overflow-x: hidden;
    }
    img { max-width: 100%; height: auto; display: block; }
    a { color: var(--glaze); text-decoration: none; transition: color .2s ease, opacity .2s ease; }
    a:hover { color: var(--glaze-deep); }
    button, input, select, textarea { font-family: inherit; font-size: 16px; }
    button { cursor: pointer; border: 0; }
    h1, h2, h3, h4 { margin: 0 0 .6em; letter-spacing: -.02em; line-height: 1.25; color: var(--ink); }
    h1 { font-size: 48px; font-weight: 700; }
    h2 { font-size: 30px; font-weight: 700; }
    h3 { font-size: 20px; font-weight: 600; }
    p { margin: 0 0 1em; color: var(--muted); }
    ul { margin: 0; padding: 0; list-style: none; }
    .container { width: min(100% - 40px, var(--max)); margin-inline: auto; }
    .skip {
      position: absolute; left: -999px; top: 0;
    }
    .skip:focus { left: 12px; top: 12px; z-index: 80; background: #fff; padding: 8px 12px; }

    .btn {
      display: inline-flex; align-items: center; justify-content: center; gap: 8px;
      min-height: 44px; padding: 0 20px; border-radius: var(--radius);
      font-weight: 600; letter-spacing: .02em; line-height: 1; white-space: nowrap;
      transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease, box-shadow .2s ease;
    }
    .btn:focus-visible, a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
      outline: 2px solid var(--glaze); outline-offset: 2px;
    }
    .btn-primary { background: var(--champagne); color: var(--ink); }
    .btn-primary:hover { background: var(--champagne-deep); }
    .btn-primary:active { transform: translateY(1px); }
    .btn-ghost { background: transparent; color: var(--ink); border: 1px solid var(--ink); }
    .btn-ghost:hover { background: var(--ink); color: var(--on-dark); }
    .btn-ghost.light { color: var(--on-dark); border-color: #8A8378; }
    .btn-ghost.light:hover { background: #fff; color: var(--ink); border-color: #fff; }
    .btn-glaze { background: var(--glaze); color: #fff; }
    .btn-glaze:hover { background: var(--glaze-deep); }
    .btn-tiny { min-height: 36px; padding: 0 14px; font-size: 13px; }

    .badge {
      display: inline-flex; align-items: center; gap: 6px;
      min-height: 28px; padding: 0 10px; border-radius: 6px;
      background: rgba(47, 155, 150, .1); color: var(--glaze-deep);
      font-size: 12px; font-weight: 600;
    }
    .badge.warm { background: rgba(200, 176, 138, .18); color: #8A7048; }
    .badge.dark { background: rgba(246, 243, 238, .08); color: var(--champagne); }
    .chip {
      display: inline-flex; align-items: center; min-height: 36px; padding: 0 12px;
      border: 1px solid var(--line); border-radius: 6px; background: rgba(251, 250, 247, .88);
      color: var(--text); font-size: 13px; font-weight: 500;
    }
    .chip:hover { border-color: var(--champagne); color: var(--ink); }

    .site-header {
      position: sticky; top: 0; z-index: 50; background: #FBFAF7;
      border-bottom: 1px solid transparent;
    }
    .site-header.is-scrolled {
      border-bottom-color: var(--line);
      box-shadow: 0 8px 24px rgba(22, 24, 28, .05);
    }
    .toolbar {
      display: flex; align-items: center; justify-content: space-between; gap: 16px;
      min-height: 38px; padding: 0;
      background: var(--ink); color: #D9D2C7; font-size: 13px;
    }
    .toolbar .container { display: flex; align-items: center; justify-content: space-between; gap: 16px; width: min(100% - 40px, var(--max)); }
    .toolbar-left, .toolbar-right { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
    .toolbar a { color: #EDE6DA; }
    .toolbar a:hover { color: var(--champagne); }
    .toolbar .dot { opacity: .35; }
    .mainbar { background: #FBFAF7; }
    .mainbar .container {
      display: flex; align-items: center; justify-content: space-between; gap: 20px;
      min-height: 70px;
    }
    .logo {
      display: flex; align-items: center; gap: 10px; color: var(--ink); flex-shrink: 0;
    }
    .logo-mark {
      width: 34px; height: 34px; border-radius: 6px;
      background: linear-gradient(145deg, #2A2C30, #16181C);
      display: grid; place-items: center; color: var(--champagne); font-weight: 700; font-size: 13px;
      box-shadow: inset 0 0 0 1px rgba(200, 176, 138, .35);
    }
    .logo-text { font-size: 18px; font-weight: 700; letter-spacing: -.02em; }
    .logo-text small { display: block; font-size: 11px; font-weight: 500; color: var(--muted); letter-spacing: .12em; }
    .nav-links { display: flex; align-items: center; gap: 4px; flex-wrap: wrap; justify-content: center; }
    .nav-links a {
      position: relative; color: var(--text); font-size: 14px; font-weight: 500;
      min-height: 44px; display: inline-flex; align-items: center; padding: 0 10px;
    }
    .nav-links a:hover { color: var(--ink); }
    .nav-links a.is-active { color: var(--ink); }
    .nav-links a.is-active::after,
    .nav-links a:hover::after {
      content: ""; position: absolute; left: 10px; right: 10px; bottom: 10px; height: 2px;
      background: var(--champagne);
    }
    .nav-cta { flex-shrink: 0; }
    .menu-toggle {
      display: none; width: 44px; height: 44px; background: transparent; color: var(--ink);
      border: 1px solid var(--line); border-radius: 8px;
    }
    .menu-toggle span, .menu-toggle span::before, .menu-toggle span::after {
      display: block; width: 18px; height: 2px; background: currentColor; position: relative; margin: 0 auto;
    }
    .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 {
      position: fixed; inset: 0; background: rgba(12, 13, 15, .46); z-index: 60;
      opacity: 0; visibility: hidden; transition: opacity .2s ease, visibility .2s ease;
    }
    .drawer.open { opacity: 1; visibility: visible; }
    .drawer-panel {
      position: absolute; top: 0; right: 0; width: min(86vw, 360px); height: 100%;
      background: #FBFAF7; padding: 20px; overflow: auto;
      transform: translateX(16px); transition: transform .22s ease;
    }
    .drawer.open .drawer-panel { transform: none; }
    .drawer-top { display: grid; gap: 8px; padding-bottom: 16px; border-bottom: 1px solid var(--line); margin-bottom: 12px; color: var(--muted); font-size: 13px; }
    .drawer-nav { display: grid; }
    .drawer-nav a {
      min-height: 48px; display: flex; align-items: center; color: var(--ink); font-weight: 600;
      border-bottom: 1px solid var(--line);
    }
    .drawer-close { min-height: 44px; margin-bottom: 12px; background: transparent; color: var(--ink); }

    .hero { position: relative; min-height: calc(100vh - var(--nav-h)); color: var(--on-dark); overflow: hidden; }
    .slides { position: absolute; inset: 0; }
    .slide {
      position: absolute; inset: 0; opacity: 0; transition: opacity .7s ease;
      background: #16181C center/cover no-repeat;
    }
    .slide.is-on { opacity: 1; }
    .slide::after {
      content: ""; position: absolute; inset: 0;
      background:
        linear-gradient(90deg, rgba(12,13,15,.78) 0%, rgba(12,13,15,.46) 48%, rgba(12,13,15,.28) 100%),
        radial-gradient(ellipse at 80% 20%, rgba(255,255,255,.08), transparent 46%);
    }
    .hero-content { position: relative; z-index: 2; padding: 72px 0 88px; }
    .local-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
    .region {
      display: inline-flex; align-items: center; gap: 8px; min-height: 34px; padding: 0 12px;
      border-radius: 6px; background: rgba(47, 155, 150, .18); color: #D8F3F1; font-size: 13px; font-weight: 600;
      border: 1px solid rgba(47, 155, 150, .35);
    }
    .hero h1 { color: #fff; max-width: 16em; margin-bottom: 16px; }
    .hero-lead { max-width: 38em; color: #E8E1D6; font-size: 16px; margin-bottom: 22px; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 22px; }
    .nearby { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
    .nearby span { color: #B9B2A7; font-size: 13px; }
    .nearby a {
      min-height: 36px; padding: 0 12px; border-radius: 6px; border: 1px solid rgba(228, 221, 210, .28);
      color: #F6F3EE; background: rgba(12,13,15,.28); font-size: 13px; display: inline-flex; align-items: center;
    }
    .nearby a:hover { border-color: var(--champagne); color: var(--champagne); }
    .hero-controls {
      position: absolute; z-index: 3; left: 0; right: 0; bottom: 28px;
    }
    .hero-controls .container { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
    .dots { display: flex; gap: 8px; }
    .dots button {
      width: 28px; height: 6px; border-radius: 99px; background: rgba(246,243,238,.28); padding: 0;
    }
    .dots button.is-on { background: var(--champagne); }
    .arrows { display: flex; gap: 8px; }
    .arrows button {
      width: 44px; height: 44px; border-radius: 8px; background: rgba(12,13,15,.45);
      color: #fff; border: 1px solid rgba(246,243,238,.18); font-size: 18px;
    }
    .arrows button:hover { background: rgba(12,13,15,.7); }

    main section { padding: 72px 0; position: relative; }
    .sec-head { max-width: 760px; margin-bottom: 32px; }
    .sec-head p { margin-bottom: 0; }
    .kicker { display: inline-block; margin-bottom: 10px; color: var(--glaze-deep); font-size: 13px; font-weight: 700; letter-spacing: .08em; }
    .band { height: 8px; background: linear-gradient(90deg, var(--champagne), transparent 70%); margin: 0; border: 0; }
    .metrics { background: var(--card); }
    .note-bar {
      display: flex; flex-wrap: wrap; gap: 10px 18px; align-items: center;
      padding: 12px 16px; border: 1px solid var(--line); border-radius: var(--radius);
      background: var(--paper); margin-bottom: 22px; color: var(--muted); font-size: 13px;
    }
    .metric-grid {
      display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px;
    }
    .metric {
      background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
      padding: 18px 16px 16px; box-shadow: var(--shadow); min-height: 132px;
    }
    .metric b {
      display: block; font-size: 40px; line-height: 1.1; font-weight: 700;
      font-variant-numeric: tabular-nums; color: var(--ink); letter-spacing: -.03em;
    }
    .metric b em { font-style: normal; font-size: 16px; margin-left: 4px; color: var(--glaze); }
    .metric span { display: block; margin-top: 8px; color: var(--muted); font-size: 13px; }
    .metric:nth-child(3) b, .metric:nth-child(5) b { color: var(--glaze-deep); }

    .intro { background: var(--paper); }
    .intro-grid { display: grid; grid-template-columns: 5fr 7fr; gap: 40px; align-items: center; }
    .frame {
      position: relative; border-radius: 10px; overflow: hidden; border: 1px solid var(--line);
      box-shadow: var(--shadow);
    }
    .frame img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 5/4; }
    .craft-badges { display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 0 18px; }
    .catalog {
      display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 8px;
    }
    .catalog article {
      background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 12px 14px;
    }
    .catalog h3 { font-size: 15px; margin-bottom: 4px; }
    .catalog p { font-size: 13px; margin: 0; }

    .matrix { background: var(--card); }
    .bento {
      display: grid; grid-template-columns: repeat(12, 1fr); gap: 16px;
    }
    .svc {
      background: #fff; border: 1px solid var(--line); border-radius: 10px; overflow: hidden;
      box-shadow: var(--shadow); display: flex; flex-direction: column;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .svc:hover { transform: translateY(-2px); border-color: var(--champagne); box-shadow: 0 10px 26px rgba(22,24,28,.08); }
    .svc.wide { grid-column: span 6; display: grid; grid-template-columns: 1.1fr .9fr; }
    .svc.compact { grid-column: span 3; }
    .svc img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 16/10; }
    .svc-body { padding: 18px 18px 16px; display: flex; flex-direction: column; gap: 8px; }
    .svc-body p { margin: 0; font-size: 14px; }
    .svc-meta { display: flex; flex-wrap: wrap; gap: 6px; }
    .svc .btn { align-self: flex-start; margin-top: 6px; }

    .packs { background: var(--paper); }
    .pack-list { display: grid; grid-template-columns: 1fr; gap: 16px; }
    .pack {
      display: grid; grid-template-columns: 280px 1fr auto; gap: 22px; align-items: center;
      background: var(--card); border: 1px solid var(--line); border-radius: 10px; overflow: hidden;
      box-shadow: var(--shadow); padding-right: 22px;
    }
    .pack img { width: 100%; height: 180px; object-fit: cover; }
    .pack p { margin: 0 0 8px; }
    .pack-spec { display: flex; flex-wrap: wrap; gap: 8px; }

    .compare { background: var(--card); }
    .compare-layout { display: grid; grid-template-columns: 1.3fr .7fr; gap: 24px; }
    .slider {
      position: relative; border-radius: 10px; overflow: hidden; border: 1px solid var(--line);
      aspect-ratio: 16/10; user-select: none; touch-action: 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%; margin: 0; opacity: 0; cursor: ew-resize; z-index: 3;
    }
    .handle {
      position: absolute; top: 0; bottom: 0; left: 50%; width: 2px; background: #fff; z-index: 2;
      box-shadow: 0 0 0 1px rgba(22,24,28,.2);
    }
    .handle i {
      position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
      width: 44px; height: 44px; border-radius: 50%; background: var(--champagne); color: var(--ink);
      display: grid; place-items: center; font-style: normal; font-weight: 700;
    }
    .pairs { display: grid; gap: 12px; }
    .pair {
      background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 14px 16px;
    }
    .pair strong { display: block; margin-bottom: 6px; }
    .pair b { font-variant-numeric: tabular-nums; color: var(--glaze-deep); }

    .dark-case {
      background:
        radial-gradient(ellipse at 20% 0%, rgba(255,255,255,.08), transparent 42%),
        var(--dark);
      color: var(--on-dark);
    }
    .dark-case h2, .dark-case h3 { color: var(--on-dark); }
    .dark-case p { color: #C9C2B6; }
    .dark-wrap { display: grid; grid-template-columns: 1.15fr .85fr; gap: 40px; align-items: center; }
    .dark-wrap img { border-radius: 10px; width: 100%; aspect-ratio: 4/3; object-fit: cover; border: 1px solid var(--line-dark); }
    .principles { display: grid; gap: 12px; margin-top: 18px; }
    .principles li {
      padding: 12px 14px; border: 1px solid var(--line-dark); border-radius: 8px;
      background: rgba(255,255,255,.03);
    }
    .principles strong { color: var(--champagne); display: block; margin-bottom: 4px; }

    .miles { background: var(--paper); }
    .timeline {
      display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; position: relative;
    }
    .timeline::before {
      content: ""; position: absolute; left: 0; right: 0; top: 18px; height: 1px; background: var(--line);
    }
    .node { position: relative; padding-top: 40px; }
    .node::before {
      content: ""; position: absolute; top: 12px; left: 0; width: 12px; height: 12px; border-radius: 50%;
      background: var(--champagne); box-shadow: 0 0 0 4px rgba(200,176,138,.2);
    }
    .node h3 { font-size: 16px; }
    .node p { font-size: 13px; margin: 0; }

    .stories { background: var(--card); }
    .story-grid { display: grid; grid-template-columns: 1.3fr .7fr; gap: 16px; }
    .story {
      background: #fff; border: 1px solid var(--line); border-radius: 10px; overflow: hidden;
      box-shadow: var(--shadow); display: grid; grid-template-columns: 1fr 1.2fr;
    }
    .story.stack { grid-template-columns: 1fr; }
    .story img { width: 100%; height: 100%; object-fit: cover; min-height: 180px; }
    .story-body { padding: 20px; }
    .story-body p { margin-bottom: 12px; }

    .stats {
      background: var(--ink); color: var(--on-dark); padding: 36px 0;
    }
    .stat-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; text-align: center; }
    .stat-row b {
      display: block; font-size: 40px; font-variant-numeric: tabular-nums; color: var(--champagne); letter-spacing: -.03em;
    }
    .stat-row span { color: #C9C2B6; font-size: 14px; }

    .reviews { background: var(--paper); }
    .review-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
    .review {
      background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 18px;
      box-shadow: var(--shadow);
    }
    .stars { color: var(--champagne); letter-spacing: 2px; font-size: 14px; margin-bottom: 8px; }
    .review p { margin-bottom: 10px; color: var(--text); }
    .review-foot { display: flex; justify-content: space-between; gap: 8px; color: var(--muted); font-size: 13px; }

    .news { background: var(--card); }
    .news-head { display: flex; justify-content: space-between; gap: 16px; align-items: end; }
    .news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
    .news-card {
      background: #fff; border: 1px solid var(--line); border-radius: 10px; overflow: hidden;
      box-shadow: var(--shadow); transition: transform .2s ease, border-color .2s ease;
    }
    .news-card:hover { transform: translateY(-2px); border-color: var(--champagne); }
    .news-card img { width: 100%; aspect-ratio: 16/10; object-fit: cover; }
    .news-card .pad { padding: 16px; }
    .news-card time { color: var(--muted); font-size: 12px; }
    .news-card h3 { font-size: 18px; margin: 6px 0 8px; }
    .news-card p { font-size: 14px; margin: 0; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }

    .guarantee { background: var(--paper); }
    .g-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
    .g-item {
      background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 16px;
      min-height: 180px;
    }
    .g-item h3 { font-size: 16px; }
    .g-item p { font-size: 14px; margin: 0; }

    .scenes { background: var(--card); }
    .scene-bento { display: grid; grid-template-columns: repeat(12, 1fr); gap: 14px; }
    .scene {
      position: relative; overflow: hidden; border-radius: 10px; min-height: 170px; display: flex; align-items: end;
      border: 1px solid var(--line);
    }
    .scene.big { grid-column: span 6; grid-row: span 2; min-height: 360px; }
    .scene.mid { grid-column: span 6; }
    .scene.small { grid-column: span 3; }
    .scene img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
    .scene::after {
      content: ""; position: absolute; inset: 0;
      background: linear-gradient(180deg, transparent 20%, rgba(12,13,15,.78));
    }
    .scene-txt { position: relative; z-index: 1; padding: 16px; color: #fff; }
    .scene-txt h3 { color: #fff; font-size: 18px; margin-bottom: 4px; }
    .scene-txt p { color: #DED6CA; margin: 0; font-size: 13px; }

    .quick { background: var(--paper); padding-top: 48px; padding-bottom: 48px; }
    .quick-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
    .q-item {
      text-align: left; background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 16px;
      min-height: 44px; color: inherit;
    }
    .q-item strong { display: block; margin-bottom: 6px; }
    .q-item p { margin: 0; font-size: 14px; display: none; }
    .q-item.open p { display: block; }
    .q-item.open { border-color: var(--champagne); }

    .faq { background: var(--card); }
    .acc { display: grid; gap: 10px; }
    .acc-item { border: 1px solid var(--line); border-radius: 8px; background: #fff; overflow: hidden; }
    .acc-btn {
      width: 100%; text-align: left; background: transparent; min-height: 56px; padding: 14px 18px;
      font-weight: 700; color: var(--ink); display: flex; justify-content: space-between; gap: 12px; align-items: center;
    }
    .acc-btn span { color: var(--champagne); font-size: 20px; }
    .acc-panel { display: none; padding: 0 18px 16px; color: var(--muted); line-height: 1.75; }
    .acc-item.open .acc-panel { display: block; }

    .booking {
      background:
        radial-gradient(ellipse at 80% 0%, rgba(255,255,255,.07), transparent 40%),
        var(--dark);
      color: var(--on-dark);
    }
    .booking h2 { color: #fff; }
    .booking p { color: #C9C2B6; }
    .book-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 28px; align-items: start; }
    .form-card, .side-card {
      background: rgba(251,250,247,.04); border: 1px solid var(--line-dark);
      border-radius: 10px; padding: 22px;
    }
    .form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
    .field { display: grid; gap: 6px; }
    .field.full { grid-column: 1 / -1; }
    label { font-size: 13px; color: #E8E1D6; }
    input, select, textarea {
      width: 100%; min-height: 44px; border-radius: 8px; border: 1px solid #3A3D43;
      background: #141518; color: #F6F3EE; padding: 8px 12px;
    }
    textarea { min-height: 96px; resize: vertical; }
    input.is-err, select.is-err, textarea.is-err { border-color: var(--warn); }
    .form-msg { display: none; margin-top: 12px; padding: 10px 12px; border-radius: 8px; font-size: 14px; }
    .form-msg.ok { display: block; background: rgba(47,155,150,.16); color: #BFEDEB; }
    .form-msg.bad { display: block; background: rgba(201,137,46,.16); color: #F0D3A0; }
    .promise { margin-top: 14px; font-size: 13px; color: #B9B2A7; }
    .side-card h3 { color: #fff; }
    .side-card p { margin-bottom: 8px; }
    .side-card a { color: var(--champagne); }

    .bottom-cta {
      background: var(--champagne); padding: 28px 0;
    }
    .bottom-cta .container { display: flex; justify-content: space-between; align-items: center; gap: 16px; }
    .bottom-cta h2 { margin: 0; font-size: 24px; }
    .cta-actions { display: flex; gap: 10px; flex-wrap: wrap; }

    .site-footer { background: var(--ink); color: #C9C2B6; padding: 48px 0 24px; font-size: 14px; }
    .foot-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1fr; gap: 28px; margin-bottom: 28px; }
    .site-footer h3 { color: #F6F3EE; font-size: 16px; }
    .site-footer a { color: #D9D2C7; }
    .site-footer a:hover { color: var(--champagne); }
    .foot-links { display: grid; gap: 8px; }
    .copy {
      border-top: 1px solid var(--line-dark); padding-top: 16px; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; color: #9C958B; font-size: 13px;
    }
    .float-cta {
      position: fixed; right: 16px; bottom: 16px; z-index: 40; display: none;
      min-height: 48px; padding: 0 16px; border-radius: 8px; background: var(--champagne); color: var(--ink); font-weight: 700;
      box-shadow: 0 8px 24px rgba(22,24,28,.18);
    }
    @media (prefers-reduced-motion: reduce) {
      html { scroll-behavior: auto; }
      .slide, .svc, .news-card, .drawer, .drawer-panel, .btn { transition: none; }
    }
    @media (max-width: 1440px) {
      h1 { font-size: 44px; }
    }
    @media (max-width: 1024px) {
      :root { --nav-h: 108px; }
      h1 { font-size: 36px; }
      h2 { font-size: 26px; }
      .metric-grid { grid-template-columns: repeat(3, 1fr); }
      .svc.wide { grid-column: span 12; }
      .svc.compact { grid-column: span 6; }
      .pack { grid-template-columns: 220px 1fr; padding-right: 0; }
      .pack .btn { margin: 0 18px 18px; justify-self: start; }
      .compare-layout, .intro-grid, .dark-wrap, .book-grid, .story-grid { grid-template-columns: 1fr; }
      .g-grid { grid-template-columns: repeat(3, 1fr); }
      .timeline { grid-template-columns: repeat(3, 1fr); }
      .timeline::before { display: none; }
      .news-grid { grid-template-columns: 1fr 1fr; }
      .scene.big, .scene.mid { grid-column: span 12; min-height: 240px; }
      .scene.small { grid-column: span 6; }
      .foot-grid { grid-template-columns: 1fr 1fr; }
    }
    @media (max-width: 768px) {
      .toolbar { display: none; }
      .nav-links, .nav-cta { display: none; }
      .menu-toggle { display: grid; place-items: center; }
      :root { --nav-h: 70px; }
      .mainbar .container { min-height: 70px; }
      h1 { font-size: 30px; }
      main section { padding: 56px 0; }
      .metric-grid, .quick-row, .stat-row, .review-grid, .news-grid, .g-grid { grid-template-columns: 1fr 1fr; }
      .svc.compact, .svc.wide { grid-column: span 12; }
      .svc.wide { grid-template-columns: 1fr; }
      .pack { grid-template-columns: 1fr; }
      .form-grid { grid-template-columns: 1fr; }
      .bottom-cta .container, .copy { flex-direction: column; align-items: flex-start; }
      .float-cta { display: inline-flex; align-items: center; }
      .hero-content { padding: 48px 0 96px; }
    }
    @media (max-width: 520px) {
      .container { width: min(100% - 28px, var(--max)); }
      h1 { font-size: 28px; }
      h2 { font-size: 24px; }
      .metric-grid, .quick-row, .stat-row, .review-grid, .news-grid, .g-grid, .catalog, .timeline, .foot-grid { grid-template-columns: 1fr; }
      .scene.small, .scene.mid, .scene.big { grid-column: span 12; min-height: 190px; }
      .metric b, .stat-row b { font-size: 36px; }
      .hero-actions, .cta-actions { width: 100%; }
      .hero-actions .btn, .cta-actions .btn { width: 100%; }
    }