/* roulang page: index */
:root {
      --ink: #1C1917;
      --seal: #8E2A2B;
      --seal-dark: #732223;
      --paper: #F4EFE6;
      --folder: #E7DCCB;
      --rule: #C4B49A;
      --bronze: #9A7B4F;
      --text: #1A1714;
      --muted: #5E564E;
      --inverse: #F4EFE6;
      --white: #FBF8F2;
      --shadow: 0 4px 12px rgba(28, 25, 23, 0.07);
      --shadow-hover: 0 10px 22px rgba(28, 25, 23, 0.12);
      --radius: 6px;
      --radius-sm: 4px;
      --container: 1240px;
      --nav-h: 64px;
      --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;
      --ease: 0.22s 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: var(--sans);
      font-size: 17px;
      line-height: 1.8;
      color: var(--text);
      background: var(--paper);
      -webkit-font-smoothing: antialiased;
    }
    img { max-width: 100%; height: auto; display: block; }
    a { color: var(--seal); text-decoration: none; transition: color var(--ease); }
    a:hover { color: var(--seal-dark); }
    a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, summary:focus-visible {
      outline: 2px solid var(--bronze);
      outline-offset: 3px;
    }
    button, input, select, textarea { font-family: inherit; font-size: inherit; }
    button { cursor: pointer; }
    h1, h2, h3, h4 { font-family: var(--serif); color: var(--ink); font-weight: 600; line-height: 1.28; margin: 0 0 0.7em; }
    h1 { font-size: 40px; letter-spacing: 0.02em; }
    h2 { font-size: 32px; }
    h3 { font-size: 22px; }
    p { margin: 0 0 0.85em; }
    ul { margin: 0; padding: 0; list-style: none; }
    .skip-link {
      position: absolute;
      left: -999px;
      top: 8px;
      background: var(--seal);
      color: var(--inverse);
      padding: 8px 16px;
      z-index: 10000;
      border-radius: var(--radius-sm);
    }
    .skip-link:focus { left: 8px; }
    .container { width: min(100% - 40px, var(--container)); margin-inline: auto; }
    .num { font-family: var(--serif); font-variant-numeric: tabular-nums; letter-spacing: 0.02em; }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 44px;
      padding: 0 22px;
      border-radius: var(--radius-sm);
      border: 1px solid transparent;
      font-weight: 600;
      letter-spacing: 0.04em;
      transition: background var(--ease), color var(--ease), border-color var(--ease), transform var(--ease), box-shadow var(--ease);
      text-decoration: none;
      gap: 8px;
    }
    .btn-primary {
      background: var(--seal);
      color: var(--inverse);
      border-color: var(--seal);
    }
    .btn-primary:hover {
      background: var(--seal-dark);
      color: var(--inverse);
      box-shadow: inset 0 0 0 2px rgba(244, 239, 230, 0.25);
    }
    .btn-ghost {
      background: transparent;
      color: var(--ink);
      border-color: var(--ink);
    }
    .btn-ghost:hover {
      background: var(--ink);
      color: var(--inverse);
      box-shadow: inset 0 0 0 2px rgba(244, 239, 230, 0.15);
    }
    .btn-light {
      background: transparent;
      color: var(--inverse);
      border-color: var(--bronze);
    }
    .btn-light:hover {
      background: var(--bronze);
      color: var(--ink);
    }
    .btn:active { transform: translateY(1px); }
    .badge {
      display: inline-flex;
      align-items: center;
      border: 1px solid var(--rule);
      color: var(--seal);
      font-size: 12px;
      letter-spacing: 0.12em;
      padding: 3px 10px;
      border-radius: 2px;
      background: rgba(142, 42, 43, 0.06);
      font-weight: 600;
    }

    .site-header { position: relative; z-index: 80; }
    .toolbar {
      background: var(--ink);
      color: var(--inverse);
      font-size: 13px;
      min-height: 36px;
    }
    .toolbar-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
      padding: 6px 0;
      flex-wrap: wrap;
    }
    .toolbar a { color: var(--inverse); }
    .toolbar a:hover { color: #E8D7B8; }
    .toolbar-left, .toolbar-right {
      display: flex;
      align-items: center;
      gap: 18px;
      flex-wrap: wrap;
    }
    .toolbar-dot { opacity: 0.45; }
    .toolbar .mini-cta {
      min-height: 28px;
      padding: 0 10px;
      border: 1px solid var(--bronze);
      color: var(--inverse);
      font-size: 12px;
      letter-spacing: 0.08em;
      border-radius: 2px;
    }
    .toolbar .mini-cta:hover { background: var(--seal); border-color: var(--seal); color: var(--inverse); }

    .nav-bar {
      background: var(--white);
      border-bottom: 1px solid transparent;
      position: sticky;
      top: 0;
      z-index: 90;
      transition: box-shadow var(--ease), border-color var(--ease);
    }
    .nav-bar.is-tight {
      border-bottom-color: var(--rule);
      box-shadow: 0 4px 16px rgba(28, 25, 23, 0.06);
    }
    .nav-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      min-height: var(--nav-h);
      gap: 20px;
    }
    .logo {
      display: flex;
      align-items: center;
      gap: 10px;
      color: var(--ink);
      flex-shrink: 0;
    }
    .logo:hover { color: var(--ink); }
    .logo-seal {
      width: 32px;
      height: 32px;
      background: var(--seal);
      color: var(--inverse);
      font-family: var(--serif);
      display: grid;
      place-items: center;
      font-size: 16px;
      border: 1px solid #6E1F20;
      box-shadow: inset 0 0 0 2px rgba(244, 239, 230, 0.25);
    }
    .logo-text {
      font-family: var(--serif);
      font-size: 18px;
      letter-spacing: 0.08em;
      font-weight: 700;
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 4px 18px;
      margin: 0;
    }
    .nav-links a {
      color: var(--text);
      font-size: 15px;
      padding: 8px 0;
      position: relative;
      white-space: nowrap;
    }
    .nav-links a:hover { color: var(--seal); }
    .nav-links a.is-active {
      color: var(--seal);
    }
    .nav-links a.is-active::after,
    .nav-links a:hover::after {
      content: "";
      position: absolute;
      left: 0;
      right: 0;
      bottom: 2px;
      height: 2px;
      background: var(--seal);
    }
    .nav-cta { flex-shrink: 0; }
    .menu-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border: 1px solid var(--rule);
      background: var(--paper);
      border-radius: var(--radius-sm);
      align-items: center;
      justify-content: center;
      flex-direction: column;
      gap: 5px;
    }
    .menu-toggle span {
      width: 18px;
      height: 2px;
      background: var(--ink);
      display: block;
    }

    .mobile-drawer {
      display: none;
      position: fixed;
      inset: 0;
      z-index: 120;
    }
    .mobile-drawer.is-open { display: block; }
    .drawer-mask {
      position: absolute;
      inset: 0;
      background: rgba(28, 25, 23, 0.45);
    }
    .drawer-panel {
      position: absolute;
      top: 0;
      right: 0;
      width: min(86vw, 360px);
      height: 100%;
      background: var(--paper);
      border-left: 1px solid var(--rule);
      padding: 28px 24px;
      overflow: auto;
    }
    .drawer-panel a {
      display: flex;
      align-items: center;
      min-height: 48px;
      color: var(--ink);
      border-bottom: 1px solid var(--folder);
      font-size: 16px;
    }
    .drawer-close {
      min-height: 44px;
      width: 44px;
      border: 1px solid var(--rule);
      background: transparent;
      margin-bottom: 12px;
    }

    .hero { position: relative; background: var(--ink); }
    .hero-track { position: relative; overflow: hidden; }
    .hero-slide {
      position: absolute;
      inset: 0;
      opacity: 0;
      visibility: hidden;
      transition: opacity 0.6s ease;
    }
    .hero-slide.is-active {
      position: relative;
      opacity: 1;
      visibility: visible;
    }
    .hero-slide img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      aspect-ratio: 21 / 9;
      min-height: 520px;
      filter: saturate(0.85) contrast(1.05);
    }
    .hero-slide::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(90deg, rgba(28, 25, 23, 0.35) 0%, rgba(28, 25, 23, 0.08) 55%, rgba(28, 25, 23, 0.2) 100%);
      pointer-events: none;
    }
    .hero-overlay {
      position: absolute;
      left: 0;
      right: 0;
      bottom: 0;
      z-index: 2;
      padding: 40px 0 56px;
    }
    .hero-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.35fr) minmax(280px, 0.7fr);
      gap: 24px;
      align-items: end;
    }
    .hero-panel, .hero-side {
      background: rgba(244, 239, 230, 0.94);
      border: 1px solid var(--rule);
      box-shadow: var(--shadow-hover);
    }
    .hero-panel { padding: 28px 32px 24px; }
    .hero-kicker {
      font-size: 12px;
      letter-spacing: 0.18em;
      color: var(--seal);
      margin-bottom: 10px;
      font-weight: 600;
    }
    .hero-panel .slide-title {
      font-family: var(--serif);
      font-size: 34px;
      line-height: 1.28;
      margin: 0 0 12px;
      color: var(--ink);
    }
    .hero-panel .slide-lead {
      font-size: 16px;
      line-height: 1.8;
      color: var(--text);
      margin-bottom: 16px;
    }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 14px; }
    .trust-bar {
      font-size: 13px;
      color: var(--muted);
      border-top: 1px dashed var(--rule);
      padding-top: 12px;
      line-height: 1.7;
    }
    .hero-side {
      padding: 22px 20px 18px;
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 14px;
    }
    .limit-ring { width: 148px; height: 148px; position: relative; }
    .limit-ring svg { width: 148px; height: 148px; transform: rotate(-90deg); }
    .ring-label {
      position: absolute;
      inset: 0;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      text-align: center;
    }
    .ring-label strong {
      font-family: var(--serif);
      font-size: 28px;
      color: var(--seal);
      line-height: 1;
    }
    .ring-label span { font-size: 12px; color: var(--muted); letter-spacing: 0.08em; margin-top: 6px; }
    .hero-points { width: 100%; }
    .hero-points li {
      font-size: 14px;
      padding: 7px 0 7px 14px;
      border-bottom: 1px solid rgba(196, 180, 154, 0.5);
      position: relative;
      color: var(--text);
    }
    .hero-points li::before {
      content: "";
      width: 6px;
      height: 6px;
      background: var(--seal);
      position: absolute;
      left: 0;
      top: 14px;
    }
    .hero-controls {
      position: absolute;
      z-index: 3;
      right: max(20px, calc((100% - var(--container)) / 2));
      top: 50%;
      transform: translateY(-50%);
      display: flex;
      flex-direction: column;
      gap: 8px;
    }
    .hero-arrow, .hero-pause {
      width: 44px;
      height: 44px;
      border: 1px solid var(--rule);
      background: rgba(244, 239, 230, 0.9);
      color: var(--ink);
      border-radius: var(--radius-sm);
    }
    .hero-arrow:hover, .hero-pause:hover { background: var(--white); }
    .hero-dots {
      position: absolute;
      z-index: 3;
      left: 50%;
      bottom: 14px;
      transform: translateX(-50%);
      display: flex;
      gap: 8px;
    }
    .hero-dots button {
      width: 28px;
      height: 3px;
      padding: 0;
      border: 0;
      background: rgba(244, 239, 230, 0.4);
      min-height: 12px;
      background-clip: content-box;
      padding: 4px 0;
    }
    .hero-dots button.is-active { background-color: var(--seal); background-clip: content-box; }

    main section { padding: 88px 0; position: relative; }
    .sec-paper { background: var(--paper); }
    .sec-folder { background: var(--folder); }
    .sec-head { max-width: 760px; margin-bottom: 36px; }
    .sec-head .badge { margin-bottom: 12px; }
    .sec-head p { color: var(--muted); font-size: 16px; }
    .rule-top::before {
      content: "";
      display: block;
      width: 48px;
      height: 2px;
      background: var(--seal);
      margin-bottom: 18px;
    }

    .intro-grid {
      display: grid;
      grid-template-columns: 5fr 7fr;
      gap: 48px;
      align-items: center;
    }
    .intro-copy h1 { margin-bottom: 16px; }
    .intro-note {
      background: var(--white);
      border: 1px solid var(--rule);
      padding: 16px 18px;
      border-radius: var(--radius);
      font-size: 14px;
      color: var(--muted);
      box-shadow: var(--shadow);
    }
    .intro-note strong { color: var(--ink); font-weight: 600; }
    .intro-visual {
      position: relative;
    }
    .intro-visual img {
      width: 100%;
      aspect-ratio: 4 / 3;
      object-fit: cover;
      border: 1px solid var(--rule);
      border-radius: var(--radius);
      box-shadow: var(--shadow);
    }
    .intro-visual::after {
      content: "";
      position: absolute;
      right: -10px;
      top: 12px;
      bottom: 12px;
      width: 8px;
      background:
        repeating-linear-gradient(180deg, transparent 0 18px, var(--rule) 18px 19px);
      pointer-events: none;
    }

    .matrix {
      display: grid;
      grid-template-columns: 300px 1fr;
      gap: 0;
      border: 1px solid var(--rule);
      background: var(--white);
      min-height: 420px;
      box-shadow: var(--shadow);
    }
    .matrix-nav { background: var(--folder); border-right: 1px solid var(--rule); }
    .matrix-nav button {
      width: 100%;
      text-align: left;
      background: transparent;
      border: 0;
      border-bottom: 1px solid rgba(196, 180, 154, 0.6);
      padding: 14px 18px;
      min-height: 52px;
      color: var(--text);
    }
    .matrix-nav button.is-on,
    .matrix-nav button:hover {
      background: var(--white);
      color: var(--seal);
      box-shadow: inset 3px 0 0 var(--seal);
    }
    .matrix-panel { padding: 28px 32px; }
    .matrix-panel h3 { margin-bottom: 10px; }
    .matrix-cols {
      display: grid;
      grid-template-columns: 1fr 1fr 1fr;
      gap: 16px;
      margin-top: 18px;
    }
    .matrix-box {
      border: 1px solid var(--rule);
      padding: 14px 16px;
      background: var(--paper);
      border-radius: var(--radius-sm);
    }
    .matrix-box h4 {
      font-size: 14px;
      letter-spacing: 0.08em;
      color: var(--seal);
      margin-bottom: 8px;
      font-family: var(--sans);
    }
    .matrix-box p, .matrix-box li { font-size: 14px; color: var(--muted); margin: 0; }
    .matrix-box li { padding-left: 12px; position: relative; margin-bottom: 6px; }
    .matrix-box li::before {
      content: "·";
      position: absolute;
      left: 0;
      color: var(--seal);
    }
    .matrix-panel .panel { display: none; }
    .matrix-panel .panel.is-on { display: block; }

    .special-grid {
      display: grid;
      grid-template-columns: 1.2fr 1fr 1fr;
      gap: 20px;
    }
    .special-card {
      background: var(--white);
      border: 1px solid var(--rule);
      border-radius: var(--radius);
      overflow: hidden;
      box-shadow: var(--shadow);
      display: flex;
      flex-direction: column;
      transition: transform var(--ease), box-shadow var(--ease);
    }
    .special-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
    .special-card img {
      width: 100%;
      height: 210px;
      object-fit: cover;
    }
    .special-card:first-child img { height: 260px; object-position: center top; }
    .special-card:nth-child(2) img { object-position: left center; }
    .special-card:nth-child(3) img { object-position: right center; }
    .special-body { padding: 20px 20px 22px; flex: 1; display: flex; flex-direction: column; }
    .special-body h3 { font-size: 20px; }
    .special-body ul { margin: 0 0 16px; }
    .special-body li {
      font-size: 14px;
      color: var(--muted);
      padding-left: 14px;
      position: relative;
      margin-bottom: 6px;
    }
    .special-body li::before {
      content: "";
      width: 5px;
      height: 5px;
      border: 1px solid var(--seal);
      position: absolute;
      left: 0;
      top: 9px;
    }
    .special-body .btn { align-self: flex-start; margin-top: auto; }

    .adv-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 18px;
    }
    .adv-card {
      background: var(--white);
      border: 1px solid var(--rule);
      border-radius: var(--radius);
      padding: 22px 22px 18px;
      box-shadow: var(--shadow);
      transition: transform var(--ease), box-shadow var(--ease);
    }
    .adv-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
    .adv-card h3 { font-size: 18px; margin-bottom: 8px; }
    .adv-card p { font-size: 15px; color: var(--muted); margin-bottom: 12px; }
    .adv-tip {
      font-size: 13px;
      color: var(--ink);
      border-top: 1px dashed var(--rule);
      padding-top: 10px;
    }

    .data-band {
      background: var(--folder);
      border-block: 1px solid var(--rule);
      position: relative;
    }
    .data-band::before, .data-band::after {
      content: "";
      position: absolute;
      top: 18px;
      bottom: 18px;
      width: 10px;
      background: radial-gradient(circle, #d9cbb4 3px, transparent 4px);
      background-size: 10px 22px;
    }
    .data-band::before { left: 12px; }
    .data-band::after { right: 12px; }
    .data-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 12px;
    }
    .data-item {
      padding: 8px 12px;
      text-align: left;
    }
    .data-item .num {
      font-size: 40px;
      color: var(--ink);
      line-height: 1.1;
      display: block;
    }
    .data-item .unit { font-size: 14px; color: var(--seal); margin-left: 4px; }
    .data-item p { font-size: 13px; color: var(--muted); margin: 8px 0 0; }

    .timeline {
      display: grid;
      grid-template-columns: repeat(6, 1fr);
      gap: 0;
      position: relative;
    }
    .timeline::before {
      content: "";
      position: absolute;
      left: 8%;
      right: 8%;
      top: 18px;
      height: 1px;
      background: var(--ink);
    }
    .step {
      padding: 0 10px 10px;
    }
    .step-index {
      width: 36px;
      height: 36px;
      border: 1px solid var(--ink);
      background: var(--paper);
      border-radius: 50%;
      display: grid;
      place-items: center;
      font-family: var(--serif);
      margin-bottom: 12px;
      position: relative;
      z-index: 1;
    }
    .step h3 { font-size: 17px; }
    .step li {
      font-size: 14px;
      color: var(--muted);
      margin-bottom: 4px;
      padding-left: 10px;
      position: relative;
    }
    .step li::before {
      content: "–";
      position: absolute;
      left: 0;
      color: var(--bronze);
    }

    .method {
      background: var(--ink);
      color: var(--inverse);
    }
    .method h2, .method h3 { color: var(--inverse); }
    .method-grid {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 40px;
      align-items: center;
    }
    .method-quote {
      font-family: var(--serif);
      font-size: 28px;
      line-height: 1.5;
      border: 1px solid var(--bronze);
      padding: 32px 36px;
      position: relative;
    }
    .method-quote::before {
      content: "「";
      color: var(--seal);
      font-size: 42px;
      position: absolute;
      top: 8px;
      left: 12px;
    }
    .method-list li {
      border-bottom: 1px solid rgba(154, 123, 79, 0.45);
      padding: 16px 0;
    }
    .method-list h3 { font-size: 18px; margin-bottom: 6px; }
    .method-list p { color: #D9D0C3; font-size: 15px; margin: 0; }

    .case-wall {
      display: grid;
      grid-template-columns: 1.3fr 1fr 1fr;
      grid-template-rows: auto auto;
      gap: 16px;
    }
    .case-card {
      background: var(--white);
      border: 1px solid var(--rule);
      overflow: hidden;
      box-shadow: var(--shadow);
      cursor: pointer;
      transition: transform var(--ease), box-shadow var(--ease);
      text-align: left;
      padding: 0;
      display: flex;
      flex-direction: column;
      color: inherit;
      width: 100%;
    }
    .case-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
    .case-card img { width: 100%; height: 160px; object-fit: cover; }
    .case-card.wide {
      grid-row: 1 / span 2;
    }
    .case-card.wide img { height: 280px; }
    .case-body { padding: 16px 18px 18px; }
    .case-tag {
      font-size: 12px;
      letter-spacing: 0.1em;
      color: var(--seal);
      border: 1px solid var(--rule);
      display: inline-block;
      padding: 2px 8px;
      margin-bottom: 8px;
    }
    .case-body h3 { font-size: 18px; margin-bottom: 8px; }
    .case-body p { font-size: 14px; color: var(--muted); margin-bottom: 6px; }

    .drawer-case {
      display: none;
      position: fixed;
      inset: 0;
      z-index: 200;
    }
    .drawer-case.is-open { display: block; }
    .case-sheet {
      position: absolute;
      right: 0;
      top: 0;
      height: 100%;
      width: min(92vw, 480px);
      background: var(--paper);
      border-left: 1px solid var(--rule);
      padding: 32px 28px;
      overflow: auto;
    }

    .story-list { display: grid; gap: 48px; }
    .story {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
    }
    .story.reverse { direction: rtl; }
    .story.reverse > * { direction: ltr; }
    .story img {
      width: 100%;
      aspect-ratio: 16 / 10;
      object-fit: cover;
      border: 1px solid var(--rule);
      box-shadow: var(--shadow);
    }
    .story h3 { font-size: 22px; }

    .quote-track-wrap { overflow: hidden; }
    .quote-track {
      display: grid;
      grid-auto-flow: column;
      grid-auto-columns: minmax(280px, 1fr);
      gap: 16px;
      overflow-x: auto;
      scroll-snap-type: x mandatory;
      padding-bottom: 8px;
    }
    .quote-card {
      background: var(--white);
      border: 1px solid var(--rule);
      padding: 24px 22px;
      min-height: 220px;
      scroll-snap-align: start;
      box-shadow: var(--shadow);
      position: relative;
    }
    .quote-card::before {
      content: "「";
      font-family: var(--serif);
      color: var(--seal);
      font-size: 40px;
      line-height: 1;
      display: block;
    }
    .quote-card p { font-size: 15px; }
    .quote-card .who {
      font-size: 13px;
      color: var(--muted);
      border-top: 1px dashed var(--rule);
      padding-top: 10px;
      margin: 0;
    }

    .news-layout {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 24px;
    }
    .news-lead {
      background: var(--white);
      border: 1px solid var(--rule);
      overflow: hidden;
      box-shadow: var(--shadow);
    }
    .news-lead img { width: 100%; height: 240px; object-fit: cover; }
    .news-lead-body { padding: 20px 22px 24px; }
    .news-list { display: flex; flex-direction: column; }
    .news-row {
      display: block;
      padding: 16px 0;
      border-bottom: 1px solid var(--rule);
      color: inherit;
    }
    .news-row:hover h3 { color: var(--seal); }
    .news-row h3 { font-size: 18px; margin-bottom: 6px; }
    .news-row p { font-size: 14px; color: var(--muted); margin: 0; }
    .news-more { margin-top: 16px; display: inline-flex; }

    .partner-row {
      display: grid;
      grid-template-columns: repeat(6, 1fr);
      gap: 12px;
    }
    .partner-seal {
      border: 1px solid var(--rule);
      min-height: 88px;
      display: grid;
      place-items: center;
      text-align: center;
      padding: 12px;
      color: var(--muted);
      background: repeating-linear-gradient(0deg, transparent, transparent 11px, rgba(196,180,154,0.25) 12px);
      filter: grayscale(1);
      font-size: 14px;
      letter-spacing: 0.08em;
      font-family: var(--serif);
    }

    .faq-list { border-top: 1px solid var(--rule); }
    .faq-item { border-bottom: 1px solid var(--rule); }
    .faq-item button {
      width: 100%;
      text-align: left;
      background: transparent;
      border: 0;
      padding: 18px 8px;
      min-height: 56px;
      display: flex;
      justify-content: space-between;
      gap: 16px;
      font-size: 17px;
      color: var(--ink);
      font-weight: 600;
    }
    .faq-item button span.mark {
      color: var(--seal);
      font-family: var(--serif);
      flex-shrink: 0;
    }
    .faq-answer {
      display: none;
      padding: 0 8px 18px 8px;
      background: var(--folder);
      color: var(--text);
      font-size: 15px;
      line-height: 1.85;
    }
    .faq-item.is-open .faq-answer { display: block; }
    .faq-answer p { margin-bottom: 8px; }
    .faq-answer li { padding-left: 14px; position: relative; margin-bottom: 4px; }
    .faq-answer li::before { content: "·"; position: absolute; left: 0; color: var(--seal); }

    .guard-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 0;
      border: 1px solid var(--rule);
      background: var(--white);
    }
    .guard-item {
      padding: 18px 20px;
      border-right: 1px solid var(--rule);
      display: flex;
      gap: 12px;
      align-items: flex-start;
    }
    .guard-item:last-child { border-right: 0; }
    .guard-mark {
      width: 28px;
      height: 28px;
      border: 1px solid var(--seal);
      color: var(--seal);
      display: grid;
      place-items: center;
      font-family: var(--serif);
      font-size: 13px;
      flex-shrink: 0;
    }
    .guard-item h3 { font-size: 16px; margin-bottom: 4px; }
    .guard-item p { font-size: 13px; color: var(--muted); margin: 0; }

    .contact-grid {
      display: grid;
      grid-template-columns: 1fr 1.05fr;
      gap: 36px;
    }
    .material-box {
      border: 1px solid var(--rule);
      background: var(--white);
      padding: 22px;
      box-shadow: var(--shadow);
    }
    .material-box h3 { font-size: 18px; }
    .material-box li {
      font-size: 14px;
      color: var(--muted);
      padding: 6px 0 6px 14px;
      border-bottom: 1px dashed var(--folder);
      position: relative;
    }
    .material-box li::before {
      content: "";
      width: 6px;
      height: 6px;
      background: var(--bronze);
      position: absolute;
      left: 0;
      top: 14px;
    }
    .contact-aside {
      margin-top: 18px;
      font-size: 14px;
      color: var(--muted);
    }
    .contact-aside a { color: var(--ink); }
    .form-card {
      background: var(--white);
      border: 1px solid var(--rule);
      padding: 24px;
      box-shadow: var(--shadow);
    }
    .form-row { margin-bottom: 14px; }
    .form-row label { display: block; font-size: 14px; margin-bottom: 6px; color: var(--ink); }
    .form-row input, .form-row select, .form-row textarea {
      width: 100%;
      border: 1px solid var(--rule);
      background: var(--paper);
      min-height: 44px;
      padding: 8px 12px;
      color: var(--text);
      border-radius: var(--radius-sm);
    }
    .form-row textarea { min-height: 110px; resize: vertical; }
    .form-row.is-error input,
    .form-row.is-error select,
    .form-row.is-error textarea { border-color: var(--seal); }
    .err {
      display: none;
      color: var(--seal);
      font-size: 13px;
      margin-top: 4px;
    }
    .form-row.is-error .err { display: block; }
    .check-row {
      display: flex;
      gap: 8px;
      align-items: flex-start;
      font-size: 13px;
      color: var(--muted);
      margin-bottom: 16px;
    }
    .check-row input { margin-top: 4px; }
    .form-actions { display: flex; flex-wrap: wrap; gap: 10px; }
    .form-ok {
      display: none;
      margin-top: 12px;
      padding: 10px 12px;
      background: var(--folder);
      border: 1px solid var(--rule);
      font-size: 14px;
    }
    .form-ok.is-show { display: block; }

    .site-footer {
      background: var(--ink);
      color: #D7CFC4;
      padding: 56px 0 24px;
      font-size: 14px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.3fr 1fr 1fr 1.1fr;
      gap: 28px;
      margin-bottom: 32px;
    }
    .site-footer h3 {
      color: var(--inverse);
      font-size: 16px;
      margin-bottom: 12px;
    }
    .site-footer a { color: #D7CFC4; }
    .site-footer a:hover { color: var(--inverse); }
    .site-footer .foot-logo {
      font-family: var(--serif);
      color: var(--inverse);
      font-size: 18px;
      letter-spacing: 0.08em;
      display: inline-block;
      margin-bottom: 10px;
    }
    .footer-nav a { display: block; min-height: 32px; padding: 4px 0; }
    .copy-line {
      border-top: 1px solid rgba(154, 123, 79, 0.35);
      padding-top: 16px;
      display: flex;
      justify-content: space-between;
      gap: 12px;
      flex-wrap: wrap;
      color: #A79B8C;
      font-size: 13px;
    }

    @media (max-width: 1199px) {
      h1 { font-size: 36px; }
      h2 { font-size: 28px; }
      .hero-slide img { aspect-ratio: 16 / 9; min-height: 480px; }
      .hero-panel .slide-title { font-size: 30px; }
      .special-grid, .adv-grid, .case-wall { gap: 14px; }
      .timeline { grid-template-columns: repeat(3, 1fr); row-gap: 24px; }
      .timeline::before { display: none; }
    }
    @media (max-width: 1024px) {
      .intro-grid, .method-grid, .news-layout, .contact-grid { grid-template-columns: 1fr; }
      .matrix { grid-template-columns: 240px 1fr; }
      .partner-row { grid-template-columns: repeat(3, 1fr); }
      .special-grid { grid-template-columns: 1fr; }
      .special-card img, .special-card:first-child img { height: 200px; }
      .footer-grid { grid-template-columns: 1fr 1fr; }
    }
    @media (max-width: 991px) {
      .matrix { grid-template-columns: 1fr; }
      .matrix-nav { display: grid; grid-template-columns: 1fr 1fr; border-right: 0; border-bottom: 1px solid var(--rule); }
      .matrix-cols { grid-template-columns: 1fr; }
      .adv-grid { grid-template-columns: 1fr 1fr; }
      .data-grid { grid-template-columns: 1fr 1fr; gap: 18px; }
      .guard-grid { grid-template-columns: 1fr 1fr; }
      .guard-item:nth-child(2) { border-right: 0; }
      .guard-item { border-bottom: 1px solid var(--rule); }
      .case-wall { grid-template-columns: 1fr 1fr; }
      .case-card.wide { grid-row: auto; }
    }
    @media (max-width: 768px) {
      body { font-size: 16px; }
      h1 { font-size: 28px; }
      h2 { font-size: 24px; }
      h3 { font-size: 18px; }
      main section { padding: 52px 0; }
      .container { width: min(100% - 28px, var(--container)); }
      .nav-links, .nav-cta { display: none; }
      .menu-toggle { display: flex; }
      .toolbar-right .addr { display: none; }
      .hero-slide img { aspect-ratio: 16 / 10; min-height: 220px; }
      .hero-overlay { position: relative; padding: 0 0 24px; margin-top: -28px; }
      .hero-grid { grid-template-columns: 1fr; }
      .hero-controls { top: 18%; right: 12px; transform: none; }
      .intro-grid { gap: 20px; }
      .story, .story.reverse { grid-template-columns: 1fr; direction: ltr; gap: 16px; }
      .timeline { grid-template-columns: 1fr; }
      .step { padding-left: 18px; border-left: 1px solid var(--ink); }
      .quote-track { grid-auto-columns: 82%; }
      .partner-row { grid-template-columns: 1fr 1fr; }
      .adv-grid, .case-wall, .guard-grid, .data-grid { grid-template-columns: 1fr; }
      .guard-item { border-right: 0; }
      .footer-grid { grid-template-columns: 1fr; }
      .matrix-nav { grid-template-columns: 1fr; }
    }
    @media (max-width: 520px) {
      h1 { font-size: 24px; }
      .hero-panel { padding: 20px 16px; }
      .hero-panel .slide-title { font-size: 22px; }
      .hero-actions .btn { width: 100%; }
      .data-item .num { font-size: 32px; }
      .method-quote { font-size: 20px; padding: 24px 18px; }
      .form-actions .btn { width: 100%; }
    }

/* roulang page: index */
:root{
  --ink:#2C241B;
  --ink-deep:#1C1814;
  --seal:#8E2A2A;
  --seal-hover:#6F1F1F;
  --bronze:#A58B5B;
  --paper:#F6F1E8;
  --card:#fffbf5;
  --clause:#5C564C;
  --line:#E4D9C8;
  --cream:#FBF7F0;
  --white:#FFFdf8;
  --radius:6px;
  --shadow:0 2px 8px rgba(44,36,27,.07);
  --shadow-hover:0 6px 16px rgba(44,36,27,.1);
  --max:1200px;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB",sans-serif;
  --top-h:38px;
  --nav-h:70px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--top-h) + var(--nav-h) + 8px)}
body{font-family:var(--sans);font-size:16px;line-height:1.8;color:var(--ink);background:var(--paper);background-image:repeating-linear-gradient(0deg,transparent,transparent 47px,rgba(44,36,27,.018) 48px);min-width:320px}
img{max-width:100%;height:auto;display:block}
a{color:var(--seal);text-decoration:none;transition:color .2s,border-color .2s,background .2s,transform .2s}
a:hover{color:var(--seal-hover)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--seal);outline-offset:2px}
button,input,select,textarea{font-family:inherit;font-size:inherit}
button{cursor:pointer;border:0;background:none}
ul,ol{list-style:none}
h1,h2,h3,.hero-title{font-family:var(--serif);font-weight:700;line-height:1.35;color:var(--ink)}
h2{font-size:clamp(1.5rem,2.4vw,2rem);margin-bottom:.55em}
h3{font-size:1.12rem;margin-bottom:.4em}
p{margin-bottom:.9em}
.skip-link{position:absolute;left:-999px;top:0;background:var(--seal);color:#fff;padding:10px 16px;z-index:10000}
.skip-link:focus{left:12px;top:12px}
.container{width:min(100% - 40px,var(--max));margin-inline:auto}
.section{padding:72px 0;position:relative}
.section-head{margin-bottom:36px;max-width:760px}
.section-head .deco{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.section-head .deco i{display:block;width:28px;height:2px;background:var(--seal)}
.section-head .deco b{display:block;width:52px;height:1px;background:var(--bronze)}
.section-kicker{font-size:12px;letter-spacing:.12em;color:var(--bronze);font-weight:500}
.lead{color:var(--clause);font-size:.98rem}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;min-width:44px;padding:0 22px;border-radius:4px;font-size:15px;letter-spacing:.04em;transition:background .2s,color .2s,border-color .2s,transform .15s,box-shadow .2s;font-weight:500}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--seal);color:#F6F1E8}
.btn-primary:hover{background:var(--seal-hover);color:#F6F1E8;transform:translateY(-2px)}
.btn-ghost{background:transparent;color:#F6F1E8;border:1px solid rgba(246,241,232,.55)}
.btn-ghost:hover{border-color:#F6F1E8;color:#fff;transform:translateY(-2px)}
.btn-line{background:transparent;color:var(--ink);border:1px solid var(--ink)}
.btn-line:hover{border-color:var(--seal);color:var(--seal);transform:translateY(-2px)}
.btn-block{width:100%}
.badge{display:inline-block;padding:2px 8px;border:1px solid var(--bronze);color:var(--bronze);font-size:12px;border-radius:3px;letter-spacing:.06em}
.topbar{background:var(--ink-deep);color:#d9d0c4;font-size:12px;height:var(--top-h);display:flex;align-items:center}
.topbar .container{display:flex;justify-content:space-between;align-items:center;gap:16px}
.topbar a{color:#e8dfd2}
.topbar a:hover{color:#fff}
.topbar-right{display:flex;gap:18px;align-items:center}
.header-main{background:rgba(246,241,232,.94);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:900;backdrop-filter:blur(8px)}
.nav-row{display:flex;align-items:center;justify-content:space-between;height:var(--nav-h);gap:18px}
.logo{display:flex;align-items:center;gap:10px;color:var(--ink);flex-shrink:0}
.logo:hover{color:var(--ink)}
.logo-seal{width:36px;height:36px;border:1.5px solid var(--seal);color:var(--seal);font-family:var(--serif);display:flex;align-items:center;justify-content:center;font-size:16px;transform:rotate(-8deg);border-radius:2px;position:relative}
.logo-seal::after{content:"";position:absolute;inset:3px;border:1px solid rgba(142,42,42,.35)}
.logo-text{display:flex;flex-direction:column;line-height:1.2}
.logo-text strong{font-family:var(--serif);font-size:18px}
.logo-text span{font-size:12px;color:var(--clause);letter-spacing:.08em}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{color:var(--ink);padding:10px 10px;font-size:14px;position:relative;min-height:44px;display:inline-flex;align-items:center}
.nav-links a::after{content:"";position:absolute;left:10px;right:10px;bottom:6px;height:2px;background:var(--seal);transform:scaleX(0);transition:transform .2s}
.nav-links a:hover,.nav-links a.is-active{color:var(--seal)}
.nav-links a.is-active::after,.nav-links a:hover::after{transform:scaleX(1)}
.nav-cta{flex-shrink:0}
.hamburger{display:none;width:44px;height:44px;flex-direction:column;justify-content:center;align-items:center;gap:5px}
.hamburger span{display:block;width:20px;height:2px;background:var(--ink);transition:transform .2s,opacity .2s}
.hamburger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.is-open span:nth-child(2){opacity:0}
.hamburger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.drawer{display:none;position:fixed;inset:calc(var(--top-h) + var(--nav-h)) 0 0 0;background:var(--paper);z-index:880;padding:24px 20px 40px;overflow:auto}
.drawer.is-open{display:block}
.drawer a{display:flex;align-items:center;min-height:48px;padding:8px 4px;border-bottom:1px solid var(--line);color:var(--ink);font-size:16px}
.drawer .btn{margin-top:18px;width:100%}
.hero{position:relative;min-height:min(86vh,720px);overflow:hidden;background:var(--ink-deep)}
.hero-track{display:flex;transition:transform .6s ease}
.hero-slide{min-width:100%;position:relative;min-height:min(86vh,720px)}
.hero-slide img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-slide::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(28,24,20,.82) 0%,rgba(28,24,20,.55) 48%,rgba(28,24,20,.22) 100%)}
.hero-copy{position:relative;z-index:2;padding:92px 0 88px;max-width:640px;color:#F6F1E8}
.hero-copy h1,.hero-copy .hero-title{color:#F6F1E8;font-size:clamp(1.7rem,3.4vw,2.55rem);margin-bottom:16px}
.hero-copy p{color:#e6ddd0;font-size:15.5px;max-width:34em}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-dots{position:absolute;left:0;right:0;bottom:22px;z-index:3;display:flex;justify-content:center;gap:8px}
.hero-dots button{width:22px;height:44px;display:flex;align-items:center;justify-content:center}
.hero-dots button i{display:block;width:18px;height:3px;background:rgba(165,139,91,.45);border-radius:1px;transition:background .2s,width .2s}
.hero-dots button.is-on i{background:var(--bronze);width:28px}
.quickbar{background:#efe6d6;border-bottom:1px solid var(--line);padding:0}
.quickbar-row{display:flex;flex-wrap:wrap}
.quickbar a{flex:1 1 160px;min-height:52px;display:flex;align-items:center;justify-content:center;gap:8px;color:var(--ink);font-size:14px;border-right:1px solid var(--line);padding:10px 8px}
.quickbar a:last-child{border-right:0}
.quickbar a:hover{background:#e7dcc8;color:var(--seal)}
.quickbar a em{width:6px;height:6px;border-radius:1px;background:var(--seal);display:inline-block;transform:rotate(45deg);flex-shrink:0}
.intro-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.intro-fig{position:relative}
.intro-fig img{width:100%;height:420px;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow)}
.intro-fig .caption{position:absolute;left:16px;bottom:16px;background:rgba(28,24,20,.82);color:#F6F1E8;font-size:12px;padding:6px 10px;border-left:2px solid var(--seal)}
.facts{margin-top:18px;border:1px solid var(--line);background:var(--card);padding:16px 18px;border-radius:var(--radius)}
.facts dt{font-family:var(--serif);color:var(--seal);font-size:14px;margin-bottom:4px}
.facts dd{color:var(--clause);font-size:14px;margin-bottom:10px}
.facts dd:last-child{margin-bottom:0}
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.scene-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px 20px 20px 22px;box-shadow:var(--shadow);position:relative;transition:transform .2s,box-shadow .2s,border-color .2s;overflow:hidden}
.scene-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--seal)}
.scene-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#c9b79a}
.scene-ico{width:40px;height:40px;margin-bottom:12px;color:var(--bronze)}
.scene-card ul{margin:10px 0 16px}
.scene-card li{position:relative;padding-left:14px;color:var(--clause);font-size:14px;line-height:1.7;margin-bottom:4px}
.scene-card li::before{content:"";position:absolute;left:0;top:.7em;width:6px;height:1px;background:var(--bronze)}
.method-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.method-card{background:transparent;border:1px solid var(--line);padding:26px 22px 22px;border-radius:var(--radius);position:relative;transition:transform .2s,border-color .2s}
.method-card:hover{transform:translateY(-2px);border-color:var(--seal)}
.seal-no{width:42px;height:42px;border:1.5px solid var(--seal);color:var(--seal);font-family:var(--serif);display:flex;align-items:center;justify-content:center;font-size:15px;transform:rotate(-9deg);margin-bottom:14px}
.method-card p{color:var(--clause);font-size:14px;margin:0}
.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.plan-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column;transition:transform .2s,border-color .2s}
.plan-card:hover{transform:translateY(-3px);border-color:#c9b79a}
.plan-card img{width:100%;height:180px;object-fit:cover}
.plan-body{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1}
.plan-body ol{margin:8px 0 18px;counter-reset:n}
.plan-body li{counter-increment:n;color:var(--clause);font-size:14px;padding-left:26px;position:relative;margin-bottom:6px}
.plan-body li::before{content:counter(n);position:absolute;left:0;top:2px;width:18px;height:18px;border:1px solid var(--bronze);color:var(--bronze);font-size:11px;display:flex;align-items:center;justify-content:center;border-radius:2px}
.stats{background:#efe8da;border-block:1px solid var(--line);padding:42px 0}
.stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.stat{text-align:center;padding:8px}
.stat b{display:block;font-family:var(--serif);font-size:clamp(2rem,3.4vw,2.7rem);color:var(--seal);line-height:1.1;font-weight:700}
.stat span{display:block;margin-top:6px;color:var(--ink);font-size:15px}
.stat small{display:block;color:var(--clause);font-size:12px;margin-top:4px}
.process{background:var(--cream)}
.timeline{display:flex;gap:0;position:relative;margin-top:12px}
.timeline::before{content:"";position:absolute;left:0;right:0;top:22px;height:1px;background:var(--bronze)}
.t-step{flex:1;padding:0 10px 0 0;position:relative}
.t-step .num{width:44px;height:44px;border-radius:50%;border:1px solid var(--bronze);background:var(--paper);display:flex;align-items:center;justify-content:center;font-family:var(--serif);color:var(--seal);position:relative;z-index:1}
.t-step h3{margin-top:14px;font-size:1rem}
.t-step p{font-size:13.5px;color:var(--clause);margin:0}
.t-step .when{display:inline-block;margin-top:8px;font-size:12px;color:var(--seal);border:1px solid #d7b7b3;padding:1px 8px;border-radius:3px}
.dark{background:var(--ink-deep);color:#efe8da;padding:80px 0;position:relative;overflow:hidden}
.dark::before{content:"";position:absolute;inset:0;background:url("/assets/images/4d0499f1e6a3cdfd.jpg") center/cover no-repeat;opacity:.18}
.dark .container{position:relative;z-index:1}
.dark h2,.dark h3{color:#F6F1E8}
.principles{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin:8px 0 42px;padding-bottom:36px;border-bottom:1px solid rgba(165,139,91,.35)}
.principles article{padding:8px 8px 8px 16px;border-left:2px solid var(--seal)}
.principles p{color:#cfc4b4;font-size:14px;margin:0}
.case-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;grid-template-areas:"a a b" "c d e";gap:14px}
.case-card{position:relative;min-height:210px;overflow:hidden;border-radius:var(--radius);border:1px solid rgba(165,139,91,.25)}
.case-card:nth-child(1){grid-area:a;min-height:280px}
.case-card:nth-child(2){grid-area:b}
.case-card:nth-child(3){grid-area:c}
.case-card:nth-child(4){grid-area:d}
.case-card:nth-child(5){grid-area:e}
.case-card img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.case-card .mask{position:absolute;inset:0;background:linear-gradient(180deg,rgba(28,24,20,.15),rgba(28,24,20,.82));padding:18px;display:flex;flex-direction:column;justify-content:flex-end}
.case-card .mask h3{color:#F6F1E8;font-size:1.05rem}
.case-card .mask p{color:#d8cec2;font-size:13px;margin:0}
.story{display:grid;grid-template-columns:1.25fr .75fr;gap:36px;align-items:stretch}
.story-main{display:grid;grid-template-columns:.9fr 1.1fr;gap:0;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.story-main img{width:100%;height:100%;min-height:320px;object-fit:cover}
.story-quote{padding:28px 26px}
.story-quote blockquote{font-family:var(--serif);font-size:1.15rem;line-height:1.7;margin-bottom:16px}
.story-side{display:flex;flex-direction:column;gap:16px}
.side-note{padding:22px 20px;border-top:2px solid var(--seal);background:var(--card);border:1px solid var(--line);border-top:2px solid var(--seal);flex:1}
.side-note p{color:var(--clause);font-size:14px;margin:0}
.quotes{display:flex;flex-direction:column;gap:18px}
.quote{display:grid;grid-template-columns:48px 1fr;gap:8px;padding:18px 8px 18px 0;border-bottom:1px solid var(--line)}
.quote .qmark{font-family:var(--serif);font-size:42px;color:var(--seal);line-height:1}
.quote p{margin-bottom:8px}
.quote cite{font-style:normal;color:var(--clause);font-size:13px}
.partners{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.partner{min-height:72px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;text-align:center;padding:12px;color:#9a9286;font-size:14px;border-radius:4px;transition:color .2s,border-color .2s,background .2s}
.partner:hover{color:var(--ink);border-color:var(--bronze);background:var(--card)}
.news-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:28px}
.news-feature{position:relative;min-height:340px;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line)}
.news-feature img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.news-feature .nf{position:absolute;inset:auto 0 0;padding:22px;background:linear-gradient(180deg,transparent,rgba(28,24,20,.9));color:#F6F1E8}
.news-feature h3{color:#F6F1E8}
.news-feature p{color:#d9d0c4;font-size:14px;margin:0}
.news-list{display:flex;flex-direction:column;gap:14px}
.news-item{display:grid;grid-template-columns:120px 1fr;gap:14px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;min-height:108px;transition:border-color .2s,transform .2s}
.news-item:hover{border-color:#c9b79a;transform:translateY(-2px)}
.news-item img{width:100%;height:100%;object-fit:cover;min-height:108px}
.news-item div{padding:12px 12px 12px 0}
.news-item h3{font-size:1rem}
.news-item p{font-size:13px;color:var(--clause);margin:0}
.news-more{margin-top:18px}
.mat-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:36px}
.check-list li{display:flex;gap:10px;align-items:flex-start;padding:9px 0;border-bottom:1px dashed var(--line);font-size:14.5px;color:var(--ink)}
.check-list i{width:16px;height:16px;margin-top:6px;border:1px solid var(--seal);border-radius:2px;position:relative;flex-shrink:0}
.check-list i::after{content:"";position:absolute;left:3px;top:0;width:7px;height:11px;border-right:2px solid var(--seal);border-bottom:2px solid var(--seal);transform:rotate(40deg)}
.hot-list{display:flex;flex-direction:column;gap:12px}
.hot-item{background:var(--card);border:1px solid var(--line);padding:16px 16px 16px 18px;border-left:3px solid var(--seal);border-radius:0 var(--radius) var(--radius) 0}
.hot-item h3{font-size:1rem;margin-bottom:4px}
.hot-item p{font-size:13.5px;color:var(--clause);margin:0}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item button{width:100%;text-align:left;padding:16px 44px 16px 0;min-height:52px;position:relative;font-size:16px;color:var(--ink);font-weight:500}
.faq-item button::after{content:"";position:absolute;right:8px;top:50%;width:10px;height:10px;border-right:1.5px solid var(--ink);border-bottom:1.5px solid var(--ink);transform:translateY(-70%) rotate(45deg);transition:transform .18s}
.faq-item.is-open button{color:var(--seal)}
.faq-item.is-open button::after{transform:translateY(-20%) rotate(225deg)}
.faq-item .ans{display:none;padding:0 8px 16px 14px;color:var(--clause);border-left:3px solid var(--seal);margin:0 0 8px 0;font-size:15px}
.faq-item.is-open .ans{display:block}
.guarantee{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:48px}
.g-item{background:var(--card);border:1px solid var(--line);padding:18px 16px;border-radius:var(--radius);text-align:center}
.g-item strong{display:block;font-family:var(--serif);margin-bottom:6px}
.g-item p{font-size:13px;color:var(--clause);margin:0}
.contact-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:40px;align-items:start}
.contact-aside p{color:var(--clause)}
.contact-meta{margin-top:18px}
.contact-meta li{padding:8px 0;border-bottom:1px solid var(--line);font-size:14.5px}
.contact-meta span{display:block;color:var(--bronze);font-size:12px}
.form{background:var(--card);border:1px solid var(--line);padding:24px;border-radius:var(--radius);box-shadow:var(--shadow)}
.form label{display:block;margin:0 0 6px;font-size:14px}
.form .field{margin-bottom:14px}
.form input,.form select,.form textarea{width:100%;min-height:44px;border:1px solid #d8ccb8;background:#F6F1E8;padding:8px 12px;border-radius:4px;color:var(--ink);transition:border-color .2s}
.form textarea{min-height:110px;resize:vertical}
.form input:focus,.form select:focus,.form textarea:focus{border-color:var(--seal);outline:none}
.form-msg{font-size:13px;margin-top:8px;min-height:1.4em}
.form-msg.err{color:var(--seal)}
.form-msg.ok{color:#3d5c3a}
.site-footer{background:var(--ink-deep);color:#cfc4b4;padding:48px 0 18px;border-top:3px solid var(--seal);position:relative}
.site-footer::before{content:"泽";position:absolute;right:6%;bottom:70px;font-family:var(--serif);font-size:88px;color:rgba(142,42,42,.12);transform:rotate(-12deg);pointer-events:none}
.foot-grid{display:grid;grid-template-columns:1.3fr 1fr 1.1fr 1fr;gap:28px;position:relative;z-index:1}
.site-footer h3{color:#F6F1E8;font-size:1rem;margin-bottom:12px}
.site-footer a{color:#d9d0c4}
.site-footer a:hover{color:#fff}
.site-footer p,.site-footer li{font-size:13.5px;line-height:1.85}
.foot-bottom{margin-top:28px;padding-top:16px;border-top:1px solid rgba(165,139,91,.25);display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;font-size:12px;color:#9a9084}
@media (max-width:1280px){
  .container{width:min(100% - 36px,1180px)}
}
@media (max-width:1024px){
  .nav-links a{padding:10px 7px;font-size:13px}
  .intro-grid,.story,.news-layout,.mat-grid,.contact-wrap{grid-template-columns:1fr;gap:24px}
  .story-main{grid-template-columns:1fr}
  .story-main img{min-height:220px;height:240px}
  .scene-grid,.method-grid,.plan-grid{grid-template-columns:repeat(2,1fr)}
  .case-grid{grid-template-columns:1fr 1fr;grid-template-areas:"a a" "b c" "d e"}
  .principles,.stats-row,.guarantee,.partners{grid-template-columns:repeat(2,1fr)}
  .timeline{flex-wrap:wrap}
  .timeline::before{display:none}
  .t-step{flex:1 1 46%;padding:0 12px 22px 0;border-left:1px solid var(--bronze);margin-left:22px;padding-left:18px}
  .t-step .num{margin-left:-40px}
}
@media (max-width:768px){
  .topbar .hours{display:none}
  .nav-links,.nav-cta{display:none}
  .hamburger{display:flex}
  .hero-copy{padding:72px 0 96px;max-width:100%}
  .quickbar a{flex:1 1 46%;border-bottom:1px solid var(--line)}
  .scene-grid,.method-grid,.plan-grid,.principles,.stats-row,.guarantee,.partners,.foot-grid{grid-template-columns:1fr}
  .case-grid{grid-template-columns:1fr;grid-template-areas:"a" "b" "c" "d" "e"}
  .news-item{grid-template-columns:96px 1fr}
  .section{padding:56px 0}
  .t-step{flex:1 1 100%}
  .intro-fig img{height:260px}
}
@media (max-width:520px){
  .container{width:min(100% - 28px,var(--max))}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .logo-text span{display:none}
  body{font-size:15px}
}