/* roulang page: index */
:root {
      --ink-pine: #1F4A3E;
      --seal-copper: #8C4A32;
      --brass: #C4A574;
      --paper: #F6F1E8;
      --dossier: #E8E2D6;
      --night-ink: #1A2420;
      --ink: #1C1917;
      --stone: #5C574F;
      --rule: #D4CDBF;
      --ledger: #2D6A4F;
      --paper-deep: #EFE8DA;
      --white: #FFFdf8;
      --radius: 4px;
      --shadow: 0 4px 12px rgba(28, 25, 23, 0.06);
      --shadow-hover: 0 4px 14px rgba(28, 25, 23, 0.08);
      --header-h: 108px;
      --max: 1200px;
      --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; }
    body {
      margin: 0;
      color: var(--ink);
      background: var(--paper);
      font-family: var(--sans);
      font-size: 16px;
      line-height: 1.8;
      -webkit-font-smoothing: antialiased;
    }
    img { max-width: 100%; height: auto; display: block; }
    a { color: var(--ink-pine); text-decoration: none; transition: color .2s ease, border-color .2s ease, background .2s ease; }
    a:hover { color: var(--seal-copper); }
    button, input, select, textarea { font-family: inherit; font-size: 16px; }
    button { cursor: pointer; }
    h1, h2, h3, h4 { font-family: var(--serif); font-weight: 700; color: var(--ink); line-height: 1.35; margin: 0; }
    h1 { font-size: 40px; letter-spacing: 0.04em; }
    h2 { font-size: 28px; letter-spacing: 0.03em; margin-bottom: 0.55em; }
    h3 { font-size: 19px; letter-spacing: 0.02em; }
    p { margin: 0 0 1em; }
    p:last-child { margin-bottom: 0; }
    ul, ol { margin: 0; padding: 0; list-style: none; }
    .container { width: min(100% - 48px, var(--max)); margin: 0 auto; }
    .skip {
      position: absolute; left: -999px; top: 0;
      background: var(--ink-pine); color: var(--paper); padding: 8px 16px; z-index: 100;
    }
    .skip:focus { left: 12px; top: 12px; }
    :focus-visible { outline: 2px solid var(--seal-copper); outline-offset: 3px; }
    button:focus:not(:focus-visible), a:focus:not(:focus-visible) { outline: none; }

    .btn {
      display: inline-flex; align-items: center; justify-content: center;
      min-height: 44px; padding: 0 20px; border-radius: var(--radius);
      border: 1px solid transparent; font-weight: 600; letter-spacing: 0.06em;
      transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease;
      text-decoration: none; line-height: 1;
    }
    .btn-primary { background: var(--ink-pine); color: var(--paper); }
    .btn-primary:hover, .btn-primary:active { background: var(--seal-copper); color: var(--paper); }
    .btn-ghost { background: transparent; color: var(--paper); border-color: var(--brass); }
    .btn-ghost:hover { background: rgba(196,165,116,.15); color: #fff; }
    .btn-line { background: transparent; color: var(--seal-copper); border-color: var(--seal-copper); }
    .btn-line:hover { background: var(--seal-copper); color: var(--paper); }
    .btn-sm { min-height: 36px; padding: 0 14px; font-size: 13px; }

    .site-header { position: sticky; top: 0; z-index: 80; }
    .toolbar {
      background: var(--ink-pine); color: #dce8e2;
      font-size: 13px; min-height: 40px;
      display: flex; align-items: center;
    }
    .toolbar .container {
      display: flex; align-items: center; justify-content: space-between; gap: 16px;
      width: min(100% - 48px, var(--max));
    }
    .toolbar a { color: #eef4f0; }
    .toolbar a:hover { color: var(--brass); }
    .toolbar-mid { letter-spacing: 0.08em; }
    .toolbar-right { display: flex; align-items: center; gap: 16px; }
    .nav-bar {
      background: var(--paper);
      border-bottom: 1px solid transparent;
      transition: box-shadow .2s ease, border-color .2s ease;
    }
    .site-header.is-scrolled .nav-bar {
      border-bottom-color: var(--rule);
      box-shadow: 0 4px 12px rgba(28,25,23,.05);
    }
    .nav-inner {
      display: flex; align-items: center; justify-content: space-between;
      min-height: 68px; gap: 20px;
    }
    .logo {
      font-family: var(--serif); font-size: 20px; font-weight: 700;
      color: var(--ink-pine); letter-spacing: 0.12em; white-space: nowrap;
    }
    .logo:hover { color: var(--seal-copper); }
    .logo span { display: block; font-family: var(--sans); font-size: 11px; font-weight: 500; letter-spacing: 0.22em; color: var(--stone); margin-top: 2px; }
    .nav-links { display: flex; align-items: center; gap: 4px; }
    .nav-links a {
      position: relative; padding: 10px 12px; color: var(--ink);
      font-size: 15px; letter-spacing: 0.08em;
    }
    .nav-links a::after {
      content: ""; position: absolute; left: 12px; right: 12px; bottom: 6px;
      height: 2px; background: transparent;
    }
    .nav-links a:hover { color: var(--ink-pine); }
    .nav-links a.is-active { color: var(--ink-pine); }
    .nav-links a.is-active::after { background: var(--seal-copper); }
    .menu-toggle {
      display: none; width: 44px; height: 44px; border: 1px solid var(--rule);
      background: var(--white); border-radius: var(--radius); padding: 0; position: relative;
    }
    .menu-toggle span, .menu-toggle span::before, .menu-toggle span::after {
      display: block; width: 18px; height: 2px; background: var(--ink); position: absolute; left: 12px;
    }
    .menu-toggle span { top: 21px; }
    .menu-toggle span::before { content: ""; top: -6px; }
    .menu-toggle span::after { content: ""; top: 6px; }
    .drawer-mask {
      display: none; position: fixed; inset: 0; background: rgba(26,36,32,.4); z-index: 90;
    }
    .drawer-mask.show { display: block; }

    .hero { position: relative; background: var(--night-ink); color: var(--paper); overflow: hidden; }
    .slides { position: relative; min-height: 620px; }
    .slide {
      position: absolute; inset: 0; opacity: 0; visibility: hidden;
      transition: opacity .6s ease, visibility .6s ease;
      display: grid; align-items: center;
    }
    .slide.is-on { opacity: 1; visibility: visible; position: relative; }
    .slide-bg {
      position: absolute; inset: 0;
      background-size: cover; background-position: center;
      transform: scale(1.04);
    }
    .slide-bg::after {
      content: ""; position: absolute; inset: 0;
      background: linear-gradient(90deg, rgba(26,36,32,.88) 0%, rgba(26,36,32,.72) 48%, rgba(26,36,32,.38) 100%);
    }
    .slide-grid {
      position: relative; z-index: 2;
      display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(280px, .85fr);
      gap: 40px; align-items: center; padding: 72px 0 88px;
    }
    .kicker {
      display: inline-block; color: var(--brass); letter-spacing: 0.28em;
      font-size: 12px; margin-bottom: 16px; border-left: 2px solid var(--brass); padding-left: 10px;
    }
    .hero h1, .slide h2.hero-title {
      color: var(--paper); font-size: 40px; margin-bottom: 18px; max-width: 16em;
    }
    .hero-lead { color: #e8e2d6; max-width: 42em; font-size: 16px; line-height: 1.85; margin-bottom: 28px; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
    .doc-panel {
      background: rgba(246,241,232,.94); color: var(--ink);
      border: 1px solid var(--brass); border-radius: var(--radius);
      padding: 22px 22px 18px; box-shadow: var(--shadow);
      font-family: var(--sans);
    }
    .doc-panel header {
      display: flex; justify-content: space-between; align-items: baseline;
      border-bottom: 1px dashed var(--rule); padding-bottom: 10px; margin-bottom: 12px;
    }
    .doc-panel .seal {
      font-family: var(--serif); color: var(--seal-copper); letter-spacing: 0.2em; font-size: 13px;
    }
    .doc-panel dl { display: grid; grid-template-columns: 72px 1fr; gap: 8px 12px; font-size: 14px; line-height: 1.7; }
    .doc-panel dt { color: var(--stone); }
    .doc-panel dd { margin: 0; color: var(--ink); }
    .hero-ctrl {
      position: absolute; z-index: 3; left: 0; right: 0; bottom: 24px;
      display: flex; justify-content: space-between; align-items: center;
      width: min(100% - 48px, var(--max)); margin: 0 auto;
    }
    .dots { display: flex; gap: 8px; }
    .dots button {
      width: 10px; height: 10px; border-radius: 50%; border: 0; padding: 0;
      background: rgba(246,241,232,.35);
    }
    .dots button.is-on { background: var(--brass); }
    .arrow {
      width: 44px; height: 44px; border: 1px solid var(--brass); background: rgba(26,36,32,.45);
      color: var(--paper); border-radius: var(--radius);
    }
    .arrow:hover { background: var(--seal-copper); border-color: var(--seal-copper); }

    main section { padding: 88px 0; }
    main section:nth-of-type(even) { background: var(--dossier); }
    .sec-head { max-width: 42em; margin-bottom: 36px; }
    .sec-head p { color: var(--stone); }
    .h2-line { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; }
    .h2-line::before {
      content: ""; width: 28px; height: 2px; background: var(--ink-pine); flex: 0 0 auto;
    }

    .kpi { background: var(--paper) !important; }
    .ledger {
      border: 1px solid var(--rule); background:
        repeating-linear-gradient(to bottom, var(--white) 0 47px, #efe6d4 47px 48px);
      display: grid; grid-template-columns: repeat(6, 1fr);
    }
    .kpi-item { padding: 22px 18px 20px; border-right: 1px solid var(--rule); }
    .kpi-item:last-child { border-right: 0; }
    .kpi-num { font-family: var(--serif); font-size: 36px; color: var(--ledger); line-height: 1.1; }
    .kpi-unit { font-size: 13px; color: var(--seal-copper); letter-spacing: 0.08em; margin-left: 4px; }
    .kpi-label { font-size: 14px; color: var(--ink); margin-top: 8px; }
    .kpi-note { margin-top: 14px; font-size: 13px; color: var(--stone); }

    .intro-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 48px; align-items: start; }
    .intro-copy { max-width: 42em; }
    .intro-copy p { margin-bottom: 1em; }
    .badges { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
    .badge {
      border: 1px solid var(--brass); color: var(--seal-copper); padding: 4px 12px;
      font-size: 13px; letter-spacing: 0.08em; border-radius: var(--radius); background: var(--white);
    }
    .frame {
      position: relative; border: 1px solid var(--rule); padding: 8px; background: var(--white);
    }
    .frame img { width: 100%; height: 420px; object-fit: cover; }
    .frame::after {
      content: "卷宗摘录"; position: absolute; right: 18px; bottom: 18px;
      font-family: var(--serif); color: var(--seal-copper); letter-spacing: 0.2em;
      background: rgba(246,241,232,.9); padding: 4px 10px; font-size: 12px; border: 1px solid var(--brass);
    }

    .matrix-wrap { display: grid; grid-template-columns: 220px 1fr; gap: 28px; align-items: start; }
    .tax-dir { border: 1px solid var(--rule); background: var(--white); }
    .tax-dir button {
      display: block; width: 100%; text-align: left; background: transparent; border: 0;
      border-bottom: 1px solid var(--rule); padding: 14px 16px; min-height: 44px; color: var(--ink);
    }
    .tax-dir button:last-child { border-bottom: 0; }
    .tax-dir button.is-on { background: var(--ink-pine); color: var(--paper); }
    .tax-dir button:hover:not(.is-on) { background: var(--paper-deep); }
    .matrix-main { display: grid; gap: 16px; }
    .matrix-switch {
      border: 1px solid var(--rule); background: var(--white); padding: 22px 24px;
    }
    .matrix-switch h3 { margin-bottom: 8px; }
    .matrix-switch p { color: var(--stone); margin-bottom: 12px; }
    .matrix-switch li { position: relative; padding-left: 16px; margin-bottom: 6px; color: var(--ink); font-size: 15px; }
    .matrix-switch li::before { content: ""; position: absolute; left: 0; top: 10px; width: 6px; height: 6px; background: var(--seal-copper); }
    .hot-grid { display: grid; grid-template-columns: 1.3fr 1fr; grid-template-rows: auto auto; gap: 16px; }
    .hot-card {
      border: 1px solid var(--rule); background: var(--white); overflow: hidden;
      display: flex; flex-direction: column; transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
    }
    .hot-card:hover { transform: translateY(-2px); border-color: var(--seal-copper); box-shadow: var(--shadow-hover); }
    .hot-card.big { grid-row: span 2; }
    .hot-card img { width: 100%; height: 180px; object-fit: cover; }
    .hot-card.big img { height: 260px; }
    .hot-body { padding: 18px 18px 20px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
    .hot-body p { color: var(--stone); font-size: 14px; }
    .meta-row { font-size: 13px; color: var(--seal-copper); letter-spacing: 0.04em; }

    .method-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
    .method {
      border: 1px solid var(--rule); background: var(--white); padding: 22px 20px 20px;
      transition: transform .2s ease, border-color .2s ease;
    }
    .method:hover { transform: translateY(-2px); border-color: var(--seal-copper); }
    .method .no { font-family: var(--serif); color: var(--seal-copper); letter-spacing: 0.16em; font-size: 13px; margin-bottom: 8px; }
    .method h3 { margin-bottom: 10px; }
    .method p { color: var(--stone); font-size: 14px; line-height: 1.75; }

    .compare-table { width: 100%; border-collapse: collapse; background: var(--white); border: 1px solid var(--rule); }
    .compare-table th, .compare-table td {
      border: 1px solid var(--rule); padding: 14px 16px; text-align: left; vertical-align: top; font-size: 15px;
    }
    .compare-table th { background: var(--ink-pine); color: var(--paper); font-weight: 600; font-family: var(--serif); }
    .compare-table td:first-child { width: 50%; background: #f3eee4; }
    .compare-table td:last-child { background: #f7fbf7; }
    .compare-mobile { display: none; }

    .cases { background: var(--night-ink) !important; color: var(--paper); position: relative; overflow: hidden; }
    .cases::before {
      content: ""; position: absolute; inset: 0; opacity: .18;
      background: url("/assets/images/e439bf466d4ca3ca.jpg") center/cover no-repeat;
    }
    .cases .container { position: relative; z-index: 1; }
    .cases h2, .cases h3 { color: var(--paper); }
    .cases .sec-head p { color: #d7d0c3; max-width: 42em; }
    .idea { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-bottom: 32px; }
    .idea p {
      border-left: 2px solid var(--brass); padding: 4px 0 4px 16px; color: var(--paper); max-width: 42em;
    }
    .case-list { border-top: 1px solid var(--brass); }
    .case-row {
      display: grid; grid-template-columns: 140px 1fr 180px; gap: 20px;
      padding: 18px 0; border-bottom: 1px solid rgba(196,165,116,.45); align-items: start;
    }
    .case-row .tag { color: var(--brass); letter-spacing: 0.12em; font-size: 13px; }
    .case-row p { color: #e8e2d6; margin: 0; }
    .case-row .result { color: var(--brass); font-size: 14px; }

    .timeline { position: relative; max-width: 760px; margin: 0 auto; }
    .timeline::before {
      content: ""; position: absolute; left: 50%; top: 0; bottom: 0; width: 1px; background: var(--rule);
    }
    .mile { width: 50%; padding: 0 28px 36px; position: relative; }
    .mile:nth-child(odd) { margin-left: 0; text-align: right; }
    .mile:nth-child(even) { margin-left: 50%; text-align: left; }
    .mile::after {
      content: ""; position: absolute; top: 8px; width: 10px; height: 10px; border-radius: 50%;
      background: var(--ink-pine); border: 2px solid var(--brass);
    }
    .mile:nth-child(odd)::after { right: -5px; }
    .mile:nth-child(even)::after { left: -5px; }
    .mile h3 { font-size: 18px; margin-bottom: 6px; }
    .mile p { color: var(--stone); font-size: 14px; }

    .story-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 20px; }
    .story-main { display: grid; grid-template-columns: 1fr 1fr; background: var(--white); border: 1px solid var(--rule); }
    .story-main img { width: 100%; height: 100%; min-height: 280px; object-fit: cover; }
    .story-main .txt { padding: 28px 24px; }
    .side-stories { display: grid; gap: 16px; }
    .side-card { background: var(--white); border: 1px solid var(--rule); padding: 20px 20px 18px; }
    .side-card h3 { margin-bottom: 8px; }
    .side-card p { color: var(--stone); font-size: 14px; }

    .review-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
    .quote {
      background: var(--white); border: 1px solid var(--rule); padding: 22px 20px;
      position: relative;
    }
    .quote::before {
      content: "“"; font-family: var(--serif); color: var(--seal-copper);
      font-size: 42px; line-height: 1; position: absolute; top: 8px; left: 14px;
    }
    .quote p { padding-top: 28px; color: var(--ink); font-size: 15px; }
    .quote .who { margin-top: 16px; color: var(--stone); font-size: 13px; letter-spacing: 0.04em; }

    .news-layout { display: grid; grid-template-columns: 1.1fr .9fr; gap: 28px; }
    .news-feature { background: var(--white); border: 1px solid var(--rule); }
    .news-feature img { width: 100%; height: 240px; object-fit: cover; }
    .news-feature .txt { padding: 22px; }
    .news-feature p { color: var(--stone); }
    .news-list { border-top: 1px solid var(--rule); }
    .news-list a, .news-list li {
      display: grid; grid-template-columns: 92px 1fr; gap: 14px;
      padding: 14px 0; border-bottom: 1px solid var(--rule); color: inherit;
    }
    .news-list .d { color: var(--seal-copper); font-size: 13px; letter-spacing: 0.06em; }
    .more-link { display: inline-block; margin-top: 16px; color: var(--seal-copper); letter-spacing: 0.08em; border-bottom: 1px solid var(--brass); padding-bottom: 2px; }

    .g-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
    .g-item { background: var(--white); border: 1px solid var(--rule); padding: 22px 18px; }
    .stamp {
      width: 40px; height: 40px; border: 1px solid var(--brass); border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      color: var(--seal-copper); font-family: var(--serif); font-size: 12px; margin-bottom: 12px;
    }
    .g-item p { color: var(--stone); font-size: 14px; margin-top: 8px; }

    .scene-list { display: grid; gap: 12px; }
    .scene {
      display: grid; grid-template-columns: 240px 1fr auto; gap: 20px; align-items: center;
      background: var(--white); border: 1px solid var(--rule); padding: 18px 20px;
    }
    .scene h3 { font-size: 18px; }
    .scene ul { display: flex; flex-wrap: wrap; gap: 8px 18px; }
    .scene li { font-size: 14px; color: var(--stone); position: relative; padding-left: 12px; }
    .scene li::before { content: ""; width: 5px; height: 5px; background: var(--ink-pine); position: absolute; left: 0; top: 8px; }

    .chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
    .chips button {
      min-height: 44px; padding: 0 14px; border: 1px solid var(--rule); background: var(--white);
      border-radius: var(--radius); color: var(--ink);
    }
    .chips button.is-on, .chips button:hover { border-color: var(--seal-copper); color: var(--seal-copper); }
    .quick-ans {
      min-height: 72px; background: var(--white); border: 1px solid var(--rule); padding: 16px 18px; color: var(--ink);
    }

    .faq-item { border: 1px solid var(--rule); background: var(--white); margin-bottom: 10px; }
    .faq-item button {
      width: 100%; text-align: left; background: transparent; border: 0;
      padding: 16px 48px 16px 18px; min-height: 52px; position: relative; font-weight: 600; color: var(--ink);
    }
    .faq-item button::after {
      content: "+"; position: absolute; right: 18px; top: 50%; transform: translateY(-50%);
      color: var(--seal-copper); font-size: 20px;
    }
    .faq-item.is-open button::after { content: "–"; }
    .faq-item .ans { display: none; padding: 0 18px 16px; color: var(--stone); background: var(--paper-deep); }
    .faq-item.is-open .ans { display: block; }

    .consult { background: var(--dossier) !important; }
    .consult-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 32px; align-items: start; }
    .consult-copy { max-width: 36em; }
    .consult-copy ul { margin: 16px 0 24px; }
    .consult-copy li { padding-left: 14px; position: relative; margin-bottom: 8px; }
    .consult-copy li::before { content: ""; width: 6px; height: 6px; background: var(--seal-copper); position: absolute; left: 0; top: 10px; }
    .form-card { background: var(--white); border: 1px solid var(--rule); padding: 24px; }
    .field { margin-bottom: 14px; }
    .field label { display: block; margin-bottom: 6px; font-size: 14px; color: var(--ink); }
    .field input, .field select, .field textarea {
      width: 100%; min-height: 44px; border: 1px solid var(--rule); background: var(--paper);
      padding: 8px 12px; border-radius: var(--radius); color: var(--ink);
    }
    .field textarea { min-height: 110px; resize: vertical; }
    .field input:focus, .field select:focus, .field textarea:focus {
      border-color: var(--seal-copper); outline: 2px solid rgba(140,74,50,.2); background: #fff;
    }
    .field .err { display: none; color: var(--seal-copper); font-size: 13px; margin-top: 4px; }
    .field.has-err input, .field.has-err select, .field.has-err textarea { border-color: var(--seal-copper); }
    .field.has-err .err { display: block; }
    .form-ok { display: none; margin-top: 10px; color: var(--ledger); }

    .site-footer { background: var(--night-ink); color: #d7d0c3; padding: 56px 0 28px; font-size: 14px; }
    .foot-grid { display: grid; grid-template-columns: 1.3fr .8fr 1.1fr .8fr; gap: 28px; }
    .site-footer h3 { color: var(--paper); font-size: 16px; margin-bottom: 12px; letter-spacing: 0.12em; }
    .site-footer a { color: var(--brass); }
    .site-footer a:hover { color: var(--paper); }
    .site-footer li { margin-bottom: 8px; }
    .foot-brand { font-family: var(--serif); color: var(--paper); font-size: 18px; letter-spacing: 0.12em; margin-bottom: 10px; }
    .copy { border-top: 1px solid rgba(212,205,191,.2); margin-top: 32px; padding-top: 16px; font-size: 13px; color: #b7b0a4; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }

    .chip-scroll { display: none; }

    @media (max-width: 1440px) {
      h1, .hero h1, .slide h2.hero-title { font-size: 36px; }
    }
    @media (max-width: 1024px) {
      h1, .hero h1, .slide h2.hero-title { font-size: 32px; }
      h2 { font-size: 26px; }
      .slide-grid { grid-template-columns: 1fr; padding: 56px 0 96px; }
      .doc-panel { max-width: 480px; }
      .ledger { grid-template-columns: repeat(3, 1fr); }
      .kpi-item:nth-child(3) { border-right: 0; }
      .intro-grid, .matrix-wrap, .story-grid, .news-layout, .consult-grid { grid-template-columns: 1fr; }
      .method-grid { grid-template-columns: 1fr 1fr; }
      .review-grid, .g-grid { grid-template-columns: 1fr 1fr; }
      .hot-grid { grid-template-columns: 1fr 1fr; }
      .hot-card.big { grid-row: auto; }
      .case-row { grid-template-columns: 1fr; gap: 6px; }
      .scene { grid-template-columns: 1fr; }
      .foot-grid { grid-template-columns: 1fr 1fr; }
      .timeline::before { left: 10px; }
      .mile, .mile:nth-child(even), .mile:nth-child(odd) { width: 100%; margin-left: 0; text-align: left; padding-left: 32px; padding-right: 0; }
      .mile:nth-child(odd)::after, .mile:nth-child(even)::after { left: 6px; right: auto; }
    }
    @media (max-width: 768px) {
      .container { width: min(100% - 32px, var(--max)); }
      .toolbar .hide-sm { display: none; }
      .nav-links {
        position: fixed; top: 0; right: -100%; width: min(86vw, 360px); height: 100vh;
        background: var(--paper); flex-direction: column; align-items: stretch;
        padding: 80px 20px 24px; gap: 0; z-index: 95;
        transition: right .25s ease; box-shadow: -8px 0 24px rgba(0,0,0,.12);
      }
      .nav-links.open { right: 0; }
      .nav-links a { padding: 12px 8px; min-height: 44px; border-bottom: 1px solid var(--rule); }
      .menu-toggle { display: inline-block; }
      h1, .hero h1, .slide h2.hero-title { font-size: 28px; }
      .slides { min-height: 0; }
      main section { padding: 64px 0; }
      .ledger { grid-template-columns: 1fr 1fr; }
      .kpi-item { border-bottom: 1px solid var(--rule); }
      .kpi-item:nth-child(odd) { border-right: 1px solid var(--rule); }
      .kpi-item:nth-child(3) { border-right: 1px solid var(--rule); }
      .tax-dir { display: none; }
      .chip-scroll { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 8px; }
      .chip-scroll button {
        flex: 0 0 auto; min-height: 44px; padding: 0 14px; border: 1px solid var(--rule);
        background: var(--white); border-radius: 4px; white-space: nowrap;
      }
      .chip-scroll button.is-on { background: var(--ink-pine); color: var(--paper); border-color: var(--ink-pine); }
      .hot-grid, .method-grid, .review-grid, .g-grid, .story-main { grid-template-columns: 1fr; }
      .compare-table { display: none; }
      .compare-mobile { display: grid; gap: 12px; }
      .cmp-card { background: var(--white); border: 1px solid var(--rule); padding: 16px; }
      .cmp-card h3 { font-size: 16px; margin-bottom: 8px; }
      .cmp-card .bad { color: var(--stone); margin-bottom: 8px; }
      .cmp-card .good { color: var(--ink-pine); }
      .idea { grid-template-columns: 1fr; }
      .foot-grid { grid-template-columns: 1fr; }
      .frame img, .hot-card img, .hot-card.big img, .story-main img, .news-feature img { height: 220px; min-height: 0; }
    }
    @media (max-width: 520px) {
      h1, .hero h1, .slide h2.hero-title { font-size: 24px; }
      h2 { font-size: 22px; }
      .hero-actions { flex-direction: column; align-items: stretch; }
      .btn { width: 100%; }
      .toolbar { font-size: 12px; }
    }

/* roulang page: index */
:root {
      --ink: #1B3A32;
      --ink-deep: #12211C;
      --seal: #C45A3C;
      --seal-dark: #A3472F;
      --paper: #F4EFE6;
      --paper-2: #E8E1D4;
      --text: #2A2824;
      --muted: #5E5952;
      --line: #D9D0C2;
      --bronze: #8C7348;
      --dark-text: #F4EFE6;
      --dark-muted: #EDE6DA;
      --light-seal: #E8C4B4;
      --white: #FFFaf3;
      --radius: 4px;
      --radius-sm: 2px;
      --shadow: 0 8px 24px rgba(18, 33, 28, 0.06);
      --shadow-paper: 0 2px 8px rgba(18, 33, 28, 0.04);
      --space: 88px;
      --nav-h: 72px;
      --top-h: 38px;
      --max: 1220px;
      --ease: 160ms ease;
    }
    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    @media (prefers-reduced-motion: reduce) {
      html { scroll-behavior: auto; }
      *, *::before, *::after { animation: none !important; transition: none !important; }
    }
    body {
      margin: 0;
      font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
      color: var(--text);
      background: var(--paper);
      line-height: 1.8;
      font-size: 16px;
      -webkit-font-smoothing: antialiased;
    }
    img { max-width: 100%; height: auto; display: block; }
    a { color: var(--ink); text-decoration: none; transition: color var(--ease), border-color var(--ease); }
    a:hover { color: var(--seal); }
    button, input, select, textarea { font-family: inherit; font-size: inherit; }
    button { cursor: pointer; border: 0; background: none; }
    h1, h2, h3, h4 {
      font-family: "Noto Serif SC", "Songti SC", serif;
      font-weight: 600;
      line-height: 1.35;
      color: var(--ink-deep);
      margin: 0 0 0.6em;
    }
    h1 { font-size: 40px; }
    h2 { font-size: 28px; }
    h3 { font-size: 20px; }
    p { margin: 0 0 0.95em; }
    ul, ol { margin: 0; padding: 0; list-style: none; }
    :focus-visible {
      outline: 2px solid var(--bronze);
      outline-offset: 3px;
    }
    .container {
      width: min(100% - 48px, var(--max));
      margin: 0 auto;
    }
    .kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--seal);
      font-size: 12px;
      letter-spacing: 0.18em;
      text-transform: none;
      margin-bottom: 14px;
      font-weight: 500;
    }
    .kicker::before {
      content: "";
      width: 18px;
      height: 1px;
      background: var(--seal);
    }
    .lead {
      color: var(--muted);
      font-size: 16px;
      max-width: 760px;
    }
    .section {
      padding: var(--space) 0;
      position: relative;
    }
    .section-alt { background: var(--paper-2); }
    .section-head { margin-bottom: 40px; max-width: 780px; }
    .badge {
      display: inline-block;
      padding: 2px 8px;
      border: 1px solid var(--seal);
      color: var(--seal);
      font-size: 12px;
      border-radius: var(--radius-sm);
      letter-spacing: 0.04em;
      line-height: 1.6;
    }
    .badge-ink {
      background: var(--ink);
      color: var(--dark-text);
      border-color: var(--ink);
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 44px;
      min-width: 44px;
      padding: 0 22px;
      border-radius: var(--radius);
      font-weight: 500;
      letter-spacing: 0.04em;
      transition: background var(--ease), color var(--ease), border-color var(--ease), transform var(--ease);
      text-align: center;
    }
    .btn:hover { transform: translateY(-1px); }
    .btn:active { transform: translateY(0); }
    .btn-seal {
      background: var(--seal);
      color: #fff;
    }
    .btn-seal:hover { background: var(--seal-dark); color: #fff; }
    .btn-ink {
      background: transparent;
      color: var(--ink);
      border: 1px solid var(--ink);
    }
    .btn-ink:hover { background: var(--ink); color: var(--paper); }
    .btn-ghost {
      background: transparent;
      color: var(--dark-muted);
      border: 1px solid rgba(232, 196, 180, 0.55);
    }
    .btn-ghost:hover { color: #fff; border-color: var(--light-seal); }
    .topbar {
      background: var(--ink-deep);
      color: var(--dark-muted);
      height: var(--top-h);
      font-size: 13px;
    }
    .topbar .container {
      height: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
    }
    .topbar-left, .topbar-right {
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .topbar a { color: var(--dark-muted); }
    .topbar a:hover { color: var(--light-seal); }
    .site-header {
      position: relative;
      z-index: 40;
    }
    .nav-main {
      background: var(--paper);
      border-bottom: 1px solid var(--line);
      height: var(--nav-h);
      position: sticky;
      top: 0;
      z-index: 50;
    }
    .nav-main.is-sticky {
      box-shadow: var(--shadow-paper);
    }
    .nav-main .container {
      height: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
    }
    .logo {
      display: flex;
      align-items: center;
      gap: 12px;
      color: var(--ink-deep);
      flex-shrink: 0;
    }
    .logo:hover { color: var(--ink); }
    .seal-mark {
      width: 42px;
      height: 42px;
      border: 1.5px solid var(--seal);
      border-radius: 50%;
      display: grid;
      place-items: center;
      color: var(--seal);
      font-family: "Noto Serif SC", serif;
      font-size: 13px;
      letter-spacing: 0.08em;
      position: relative;
      flex-shrink: 0;
    }
    .seal-mark::after {
      content: "";
      position: absolute;
      inset: 3px;
      border: 1px solid rgba(196, 90, 60, 0.45);
      border-radius: 50%;
    }
    .logo-text {
      display: flex;
      flex-direction: column;
      line-height: 1.2;
    }
    .logo-text strong {
      font-family: "Noto Serif SC", serif;
      font-size: 18px;
      font-weight: 700;
    }
    .logo-text span {
      font-size: 11px;
      color: var(--muted);
      letter-spacing: 0.12em;
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 4px;
    }
    .nav-links a {
      padding: 8px 12px;
      color: var(--text);
      font-size: 15px;
      position: relative;
      min-height: 44px;
      display: inline-flex;
      align-items: center;
    }
    .nav-links a::after {
      content: "";
      position: absolute;
      left: 12px;
      right: 12px;
      bottom: 6px;
      height: 1px;
      background: var(--seal);
      transform: scaleX(0);
      transition: transform var(--ease);
    }
    .nav-links a:hover::after,
    .nav-links a.is-active::after { transform: scaleX(1); }
    .nav-cta { flex-shrink: 0; }
    .nav-toggle {
      display: none;
      width: 44px;
      height: 44px;
      align-items: center;
      justify-content: center;
      flex-direction: column;
      gap: 5px;
    }
    .nav-toggle span {
      display: block;
      width: 20px;
      height: 1.5px;
      background: var(--ink);
    }
    .drawer {
      position: fixed;
      inset: 0;
      background: var(--paper);
      z-index: 80;
      transform: translateX(100%);
      transition: transform 200ms ease;
      padding: 28px 24px 40px;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .drawer.is-open { transform: translateX(0); }
    .drawer-head {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 20px;
    }
    .drawer a {
      min-height: 48px;
      display: flex;
      align-items: center;
      border-bottom: 1px solid var(--line);
      font-size: 18px;
      font-family: "Noto Serif SC", serif;
      color: var(--ink-deep);
    }
    .hero {
      position: relative;
      min-height: 640px;
      overflow: hidden;
      background: var(--ink-deep);
    }
    .slides { position: relative; min-height: 640px; }
    .slide {
      position: absolute;
      inset: 0;
      opacity: 0;
      pointer-events: none;
      transition: opacity 280ms ease;
      background-size: cover;
      background-position: center;
    }
    .slide.is-on {
      opacity: 1;
      pointer-events: auto;
      position: relative;
    }
    .slide::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(90deg, rgba(18, 33, 28, 0.88) 0%, rgba(27, 58, 50, 0.72) 48%, rgba(18, 33, 28, 0.45) 100%);
    }
    .slide-inner {
      position: relative;
      z-index: 1;
      width: min(100% - 48px, var(--max));
      margin: 0 auto;
      min-height: 640px;
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 48px;
      align-items: center;
      padding: 48px 0 72px;
    }
    .hero h1, .slide-title {
      color: var(--dark-text);
      font-size: 40px;
      margin-bottom: 16px;
    }
    .slide-title {
      font-family: "Noto Serif SC", serif;
      font-weight: 600;
      line-height: 1.35;
    }
    .hero-desc {
      color: var(--dark-muted);
      font-size: 16px;
      line-height: 1.85;
      margin-bottom: 22px;
      max-width: 560px;
    }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 22px; }
    .hero-points {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 10px;
      max-width: 560px;
    }
    .hero-points li {
      background: rgba(244, 239, 230, 0.08);
      border: 1px solid rgba(217, 208, 194, 0.18);
      padding: 10px 12px;
      color: var(--dark-muted);
      font-size: 13px;
      border-radius: var(--radius-sm);
    }
    .hero-points strong {
      display: block;
      color: var(--light-seal);
      font-size: 18px;
      font-variant-numeric: tabular-nums;
      font-family: "Noto Serif SC", serif;
    }
    .season-bar {
      display: flex;
      flex-wrap: wrap;
      gap: 10px 18px;
      align-items: center;
      margin-bottom: 22px;
      padding: 8px 12px;
      border-left: 2px solid var(--seal);
      background: rgba(196, 90, 60, 0.16);
      color: var(--light-seal);
      font-size: 13px;
    }
    .console {
      background: #0E1A16;
      border: 1px solid var(--bronze);
      border-radius: var(--radius);
      box-shadow: var(--shadow);
      overflow: hidden;
    }
    .console-bar {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 10px 14px;
      background: #16241e;
      border-bottom: 1px solid rgba(140, 115, 72, 0.45);
      color: var(--bronze);
      font-size: 12px;
      letter-spacing: 0.08em;
    }
    .console pre {
      margin: 0;
      padding: 18px 16px 8px;
      color: var(--dark-muted);
      font-size: 13px;
      line-height: 1.7;
      white-space: pre-wrap;
      font-family: "Noto Sans SC", ui-monospace, monospace;
    }
    .console pre .k { color: var(--bronze); }
    .console pre .v { color: #F4EFE6; }
    .console-cta {
      padding: 0 16px 16px;
    }
    .console-cta .btn { width: 100%; }
    .hero-ctrl {
      position: absolute;
      left: 0;
      right: 0;
      bottom: 22px;
      z-index: 3;
      width: min(100% - 48px, var(--max));
      margin: 0 auto;
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .dash {
      display: flex;
      gap: 8px;
      flex: 1;
    }
    .dash button {
      height: 4px;
      flex: 1;
      max-width: 64px;
      background: rgba(244, 239, 230, 0.28);
      border-radius: 1px;
    }
    .dash button.is-on { background: var(--seal); }
    .hero-arrows { display: flex; gap: 8px; }
    .hero-arrows button {
      width: 44px;
      height: 44px;
      border: 1px solid rgba(244, 239, 230, 0.35);
      color: var(--dark-text);
      border-radius: var(--radius);
    }
    .hero-arrows button:hover { border-color: var(--light-seal); color: var(--light-seal); }
    .metrics-board {
      display: grid;
      grid-template-columns: repeat(5, minmax(0, 1fr));
      gap: 0;
      border: 1px solid var(--line);
      background: var(--white);
    }
    .metric {
      padding: 28px 22px;
      border-right: 1px solid var(--line);
    }
    .metric:last-child { border-right: 0; }
    .metric b {
      display: block;
      font-size: 36px;
      font-family: "Noto Serif SC", serif;
      color: var(--seal);
      font-variant-numeric: tabular-nums;
      line-height: 1.1;
      font-weight: 600;
    }
    .metric b small {
      font-size: 14px;
      color: var(--ink);
      margin-left: 4px;
      font-weight: 500;
    }
    .metric span {
      display: block;
      margin: 8px 0 10px;
      color: var(--ink);
      font-weight: 500;
    }
    .metric p { font-size: 13px; color: var(--muted); margin: 0; }
    .trend {
      height: 4px;
      background: var(--paper-2);
      margin-top: 12px;
      overflow: hidden;
    }
    .trend i {
      display: block;
      height: 100%;
      background: var(--ink);
    }
    .split {
      display: grid;
      grid-template-columns: 5fr 7fr;
      gap: 56px;
      align-items: center;
    }
    .split-media {
      position: relative;
    }
    .split-media img {
      width: 100%;
      height: 420px;
      object-fit: cover;
      border: 1px solid var(--line);
      filter: saturate(0.86);
    }
    .split-media .cap {
      position: absolute;
      left: 16px;
      bottom: 16px;
      background: var(--paper);
      border: 1px solid var(--line);
      padding: 8px 12px;
      font-size: 12px;
      color: var(--muted);
    }
    .v-label {
      writing-mode: vertical-rl;
      letter-spacing: 0.28em;
      font-size: 12px;
      color: var(--bronze);
      position: absolute;
      left: -28px;
      top: 0;
    }
    .check-list li {
      padding: 10px 0 10px 22px;
      position: relative;
      color: var(--text);
      border-bottom: 1px dashed var(--line);
    }
    .check-list li::before {
      content: "";
      width: 8px;
      height: 8px;
      border: 1px solid var(--seal);
      position: absolute;
      left: 0;
      top: 16px;
    }
    .matrix {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr;
      grid-template-rows: auto auto;
      gap: 16px;
    }
    .svc {
      background: var(--white);
      border: 1px solid var(--line);
      padding: 24px 22px 20px;
      box-shadow: var(--shadow-paper);
      position: relative;
      min-height: 210px;
      display: flex;
      flex-direction: column;
      align-items: flex-start;
      text-align: left;
      color: inherit;
      transition: border-color var(--ease), transform var(--ease), background var(--ease);
    }
    .svc::before {
      content: "";
      position: absolute;
      left: 0;
      top: 0;
      width: 28px;
      height: 2px;
      background: var(--seal);
    }
    .svc:hover {
      border-color: var(--ink);
      transform: translateY(-1px);
    }
    .svc.wide { grid-column: 1 / 2; grid-row: 1 / 3; min-height: 100%; padding-top: 32px; }
    .svc h3 { margin-bottom: 10px; }
    .svc p { color: var(--muted); font-size: 15px; flex: 1; }
    .tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
    .hot-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 20px;
    }
    .hot-card {
      background: var(--white);
      border: 1px solid var(--line);
      display: flex;
      flex-direction: column;
    }
    .hot-card img {
      width: 100%;
      height: 210px;
      object-fit: cover;
    }
    .hot-card .body { padding: 20px 18px 22px; }
    .hot-card p { color: var(--muted); font-size: 15px; }
    .compare-wrap {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 0;
      border: 1px solid var(--line);
    }
    .compare-col { padding: 28px 26px; }
    .compare-col.risk {
      background: #F7E8E2;
      border-right: 1px solid var(--line);
    }
    .compare-col.safe { background: var(--white); }
    .compare-col h3 { font-size: 20px; margin-bottom: 18px; }
    .compare-col.risk h3 { color: var(--seal); }
    .compare-col.safe h3 { color: var(--ink); }
    .compare-col li {
      padding: 12px 0;
      border-bottom: 1px solid rgba(217, 208, 194, 0.8);
      font-size: 15px;
    }
    .compare-col li:last-child { border-bottom: 0; }
    .dark-block {
      background: var(--ink-deep);
      color: var(--dark-muted);
      padding: var(--space) 0;
      position: relative;
      overflow: hidden;
    }
    .dark-block::before {
      content: "";
      position: absolute;
      inset: 0;
      background: url("/assets/images/78cb73ae817e4f3b.jpg") center/cover no-repeat;
      opacity: 0.18;
    }
    .dark-block .container { position: relative; z-index: 1; }
    .dark-grid {
      display: grid;
      grid-template-columns: 0.8fr 1.2fr;
      gap: 48px;
      align-items: start;
    }
    .dark-block h2, .dark-block h3 { color: var(--dark-text); }
    .stamp {
      width: 92px;
      height: 92px;
      border: 2px solid var(--seal);
      border-radius: 50%;
      display: grid;
      place-items: center;
      color: var(--seal);
      font-family: "Noto Serif SC", serif;
      letter-spacing: 0.2em;
      transform: rotate(-12deg);
      margin-top: 28px;
      opacity: 0.85;
    }
    .case-abs {
      border-top: 1px solid rgba(217, 208, 194, 0.18);
      padding: 20px 0;
    }
    .case-abs:first-child { border-top: 0; padding-top: 0; }
    .timeline {
      display: grid;
      grid-template-columns: repeat(5, minmax(0, 1fr));
      gap: 0;
      position: relative;
    }
    .timeline::before {
      content: "";
      position: absolute;
      left: 8%;
      right: 8%;
      top: 18px;
      height: 1px;
      background: var(--bronze);
    }
    .node { padding: 0 12px; position: relative; }
    .node i {
      width: 12px;
      height: 12px;
      border: 2px solid var(--bronze);
      background: var(--paper);
      border-radius: 50%;
      display: block;
      margin-bottom: 18px;
      position: relative;
      z-index: 1;
    }
    .node h3 { font-size: 18px; }
    .node p { color: var(--muted); font-size: 14px; }
    .stories { display: flex; flex-direction: column; gap: 22px; }
    .story {
      display: grid;
      grid-template-columns: 280px 1fr;
      gap: 28px;
      background: var(--white);
      border: 1px solid var(--line);
      padding: 16px;
      align-items: center;
    }
    .story img {
      width: 100%;
      height: 180px;
      object-fit: cover;
    }
    .quotes {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 18px;
    }
    .quote {
      background: var(--white);
      border: 1px solid var(--line);
      padding: 24px 22px;
    }
    .quote:nth-child(2) { margin-top: 28px; }
    .quote:nth-child(3) { margin-top: -12px; }
    .quote p { font-size: 15px; }
    .quote footer {
      margin-top: 12px;
      color: var(--muted);
      font-size: 13px;
    }
    .insight-list { border-top: 1px solid var(--line); }
    .insight {
      display: grid;
      grid-template-columns: 120px 1fr;
      gap: 20px;
      padding: 18px 0;
      border-bottom: 1px solid var(--line);
      align-items: start;
    }
    .insight time {
      font-variant-numeric: tabular-nums;
      color: var(--bronze);
      font-size: 14px;
      padding-top: 4px;
    }
    .insight h3 { font-size: 18px; margin-bottom: 6px; }
    .insight p { margin: 0; color: var(--muted); font-size: 14px; }
    .more-link {
      display: inline-flex;
      margin-top: 18px;
      min-height: 44px;
      align-items: center;
      border-bottom: 1px solid var(--ink);
      color: var(--ink);
    }
    .guard {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 40px;
      align-items: center;
    }
    .guard-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
    }
    .guard-item {
      background: var(--white);
      border: 1px solid var(--line);
      padding: 20px 18px;
    }
    .guard-item h3 { font-size: 18px; }
    .guard-item p { color: var(--muted); font-size: 14px; margin: 0; }
    .guard img {
      width: 100%;
      height: 360px;
      object-fit: cover;
      border: 1px solid var(--line);
    }
    .scene-list {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px 28px;
    }
    .scene {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 12px;
      align-items: center;
      padding: 20px 18px;
      border: 1px solid var(--line);
      background: var(--white);
      text-align: left;
      color: inherit;
      min-height: 92px;
      transition: border-color var(--ease), transform var(--ease);
    }
    .scene:nth-child(even) { margin-top: 18px; }
    .scene:hover { border-color: var(--ink); transform: translateY(-1px); }
    .scene h3 { margin: 0 0 6px; font-size: 18px; }
    .scene p { margin: 0; color: var(--muted); font-size: 14px; }
    .quick-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }
    .quick {
      border: 1px solid var(--line);
      background: var(--white);
      padding: 16px 18px;
      text-align: left;
      color: inherit;
      min-height: 64px;
    }
    .quick strong { display: block; font-family: "Noto Serif SC", serif; }
    .quick .ans {
      display: none;
      margin-top: 8px;
      color: var(--muted);
      font-size: 14px;
    }
    .quick.is-open .ans { display: block; }
    .faq-item {
      border-bottom: 1px solid var(--line);
    }
    .faq-item button {
      width: 100%;
      min-height: 64px;
      display: grid;
      grid-template-columns: 48px 1fr 24px;
      gap: 8px;
      align-items: center;
      text-align: left;
      padding: 12px 0;
      color: var(--ink-deep);
      font-family: "Noto Serif SC", serif;
      font-size: 18px;
    }
    .faq-no { color: var(--bronze); font-variant-numeric: tabular-nums; }
    .faq-icon { color: var(--seal); font-size: 22px; line-height: 1; }
    .faq-panel {
      display: none;
      padding: 0 0 18px 56px;
      color: var(--muted);
      max-width: 860px;
    }
    .faq-item.is-open .faq-panel { display: block; }
    .consult-grid {
      display: grid;
      grid-template-columns: 0.9fr 1.1fr;
      gap: 48px;
      align-items: start;
    }
    .note-list li {
      padding: 12px 0;
      border-bottom: 1px solid var(--line);
    }
    .form {
      background: var(--white);
      border: 1px solid var(--line);
      padding: 28px 26px;
      box-shadow: var(--shadow-paper);
    }
    .field { margin-bottom: 16px; }
    .field label {
      display: block;
      margin-bottom: 6px;
      font-size: 14px;
      color: var(--ink);
    }
    .field input,
    .field select,
    .field textarea {
      width: 100%;
      min-height: 44px;
      border: 1px solid var(--line);
      background: var(--paper);
      border-radius: var(--radius);
      padding: 8px 12px;
      color: var(--text);
    }
    .field textarea { min-height: 120px; resize: vertical; }
    .field input:focus,
    .field select:focus,
    .field textarea:focus {
      border-color: var(--ink);
      outline: 2px solid rgba(140, 115, 72, 0.35);
      outline-offset: 0;
    }
    .field .err {
      display: none;
      color: var(--seal);
      font-size: 13px;
      margin-top: 4px;
    }
    .field.is-invalid input,
    .field.is-invalid select,
    .field.is-invalid textarea { border-color: var(--seal); }
    .field.is-invalid .err { display: block; }
    .check {
      display: flex;
      align-items: flex-start;
      gap: 8px;
      font-size: 14px;
      color: var(--muted);
      margin: 8px 0 18px;
    }
    .check input { width: 18px; height: 18px; margin-top: 3px; accent-color: var(--ink); }
    .form-ok {
      display: none;
      padding: 28px 8px;
      text-align: center;
      color: var(--ink);
    }
    .site-footer {
      background: var(--ink-deep);
      color: var(--dark-muted);
      padding: 64px 0 28px;
    }
    .foot-grid {
      display: grid;
      grid-template-columns: 1.3fr 0.8fr 1.1fr 0.8fr;
      gap: 32px;
      padding-bottom: 36px;
      border-bottom: 1px solid rgba(217, 208, 194, 0.16);
    }
    .site-footer h3 {
      color: var(--dark-text);
      font-size: 16px;
      margin-bottom: 14px;
    }
    .site-footer a { color: var(--dark-muted); }
    .site-footer a:hover { color: var(--light-seal); }
    .site-footer li { margin-bottom: 8px; }
    .copy {
      padding-top: 18px;
      font-size: 13px;
      display: flex;
      justify-content: space-between;
      gap: 12px;
      flex-wrap: wrap;
    }
    .sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
    @media (max-width: 1280px) {
      h1, .hero h1, .slide-title { font-size: 36px; }
    }
    @media (max-width: 1024px) {
      :root { --space: 72px; }
      .container { width: min(100% - 40px, var(--max)); }
      .nav-links { display: none; }
      .nav-cta { display: none; }
      .nav-toggle { display: flex; }
      .slide-inner { grid-template-columns: 1fr; min-height: 0; padding: 40px 0 80px; gap: 24px; }
      .hero, .slides, .slide-inner { min-height: 0; }
      .hero-points { grid-template-columns: 1fr 1fr 1fr; }
      .metrics-board { grid-template-columns: repeat(3, 1fr); }
      .metric:nth-child(3) { border-right: 0; }
      .metric:nth-child(n+4) { border-top: 1px solid var(--line); }
      .split, .dark-grid, .guard, .consult-grid { grid-template-columns: 1fr; gap: 28px; }
      .v-label { display: none; }
      .matrix { grid-template-columns: 1fr 1fr; }
      .svc.wide { grid-column: auto; grid-row: auto; }
      .hot-grid { grid-template-columns: 1fr 1fr; }
      .timeline { grid-template-columns: 1fr; gap: 18px; }
      .timeline::before { left: 17px; right: auto; top: 0; bottom: 0; width: 1px; height: auto; }
      .node { padding-left: 36px; }
      .story { grid-template-columns: 220px 1fr; }
      .foot-grid { grid-template-columns: 1fr 1fr; }
    }
    @media (max-width: 768px) {
      :root { --space: 56px; }
      h1, .hero h1, .slide-title { font-size: 28px; }
      h2 { font-size: 24px; }
      h3 { font-size: 18px; }
      .topbar-left span:not(.phone-keep), .topbar-right span, .mail-hide { display: none; }
      .metrics-board { grid-template-columns: 1fr 1fr; }
      .metric { border-right: 1px solid var(--line); }
      .metric:nth-child(2n) { border-right: 0; }
      .metric:nth-child(n+3) { border-top: 1px solid var(--line); }
      .matrix, .hot-grid, .quotes, .guard-grid, .scene-list, .quick-grid, .compare-wrap { grid-template-columns: 1fr; }
      .svc.wide { min-height: 210px; }
      .scene:nth-child(even) { margin-top: 0; }
      .quote:nth-child(2), .quote:nth-child(3) { margin-top: 0; }
      .story { grid-template-columns: 1fr; }
      .insight { grid-template-columns: 1fr; gap: 6px; }
      .faq-item button { grid-template-columns: 36px 1fr 24px; font-size: 16px; }
      .faq-panel { padding-left: 36px; }
      .hero-points { grid-template-columns: 1fr; }
      .split-media img, .guard img, .hot-card img { height: 220px; }
      .foot-grid { grid-template-columns: 1fr; }
      .form { padding: 20px 16px; }
    }
    @media (max-width: 520px) {
      .container, .slide-inner, .hero-ctrl { width: min(100% - 32px, var(--max)); }
      h1, .hero h1, .slide-title { font-size: 24px; }
      .logo-text strong { font-size: 16px; }
      .metrics-board { grid-template-columns: 1fr; }
      .metric { border-right: 0; border-bottom: 1px solid var(--line); }
      .metric:nth-child(n+3) { border-top: 0; }
      .hero-actions .btn { width: 100%; }
    }