:root{
      --bg: #f5efe3;
      --bg-2: #efe5d5;
      --card: rgba(255, 250, 242, 0.78);
      --card-strong: #fffaf1;
      --line: rgba(92, 63, 37, 0.14);
      --text: #2e2319;
      --muted: #6f5a47;
      --accent: #8a5f37;
      --accent-2: #c28c5a;
      --accent-deep: #5f3f26;
      --shadow: 0 18px 40px rgba(92, 63, 37, 0.12);
      --radius: 22px;
      --container: 1180px;
    }

    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
      color: var(--text);
      background:
        radial-gradient(circle at top left, rgba(255,255,255,0.72), transparent 35%),
        radial-gradient(circle at 85% 15%, rgba(195, 140, 90, 0.14), transparent 28%),
        linear-gradient(180deg, #f8f2e7 0%, #f4ecde 42%, #efe4d3 100%);
      min-height: 100vh;
    }

    body::before{
      content:"";
      position: fixed;
      inset: 0;
      pointer-events: none;
      background:
        linear-gradient(120deg, rgba(138,95,55,0.03) 0 1px, transparent 1px 100%),
        linear-gradient(240deg, rgba(138,95,55,0.025) 0 1px, transparent 1px 100%);
      background-size: 28px 28px, 32px 32px;
      opacity: .55;
      mask-image: linear-gradient(180deg, rgba(0,0,0,.75), transparent 95%);
    }

    a { color: inherit; text-decoration: none; }
    img { max-width: 100%; display: block; }

    .container {
      width: min(100% - 32px, var(--container));
      margin: 0 auto;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      backdrop-filter: blur(14px);
      background: rgba(248, 242, 231, 0.76);
      border-bottom: 1px solid rgba(92, 63, 37, 0.08);
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      min-height: 76px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      min-width: 0;
    }

    .brand-mark {
      width: 44px;
      height: 44px;
      border-radius: 14px;
      display: grid;
      place-items: center;
      font-weight: 800;
      color: #fff8ef;
      background:
        linear-gradient(145deg, #9b6a3b, #6f4526);
      box-shadow: 0 10px 18px rgba(95, 63, 38, 0.2);
      letter-spacing: .08em;
    }

    .brand-text {
      display: flex;
      flex-direction: column;
      line-height: 1.15;
      min-width: 0;
    }

    .brand-text strong {
      font-size: 1rem;
      letter-spacing: .02em;
    }

    .brand-text span {
      font-size: .84rem;
      color: var(--muted);
    }

    .nav-toggle {
      display: none;
      border: 1px solid rgba(92, 63, 37, 0.16);
      background: rgba(255, 251, 244, 0.9);
      color: var(--text);
      border-radius: 999px;
      padding: 10px 14px;
      font: inherit;
      cursor: pointer;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }

    .nav-toggle:hover { transform: translateY(-1px); box-shadow: 0 10px 20px rgba(92, 63, 37, 0.08); }

    .site-nav {
      display: flex;
      align-items: center;
      gap: 18px;
    }

    .site-nav a {
      color: var(--muted);
      font-size: .96rem;
      font-weight: 600;
      transition: color .2s ease;
      position: relative;
      padding: 8px 0;
    }

    .site-nav a::after {
      content: "";
      position: absolute;
      left: 0;
      bottom: 2px;
      width: 100%;
      height: 2px;
      border-radius: 999px;
      background: linear-gradient(90deg, var(--accent), var(--accent-2));
      transform: scaleX(0);
      transform-origin: left;
      transition: transform .22s ease;
    }

    .site-nav a:hover,
    .site-nav a:focus-visible { color: var(--text); }
    .site-nav a:hover::after,
    .site-nav a:focus-visible::after { transform: scaleX(1); }

    .hero {
      padding: 26px 0 10px;
    }

    .hero-panel {
      display: grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 22px;
      align-items: stretch;
      padding: 24px;
      border: 1px solid rgba(92, 63, 37, 0.12);
      border-radius: calc(var(--radius) + 6px);
      background:
        linear-gradient(145deg, rgba(255,255,255,.78), rgba(255,249,237,.86)),
        radial-gradient(circle at top right, rgba(194,140,90,0.15), transparent 40%);
      box-shadow: var(--shadow);
      overflow: hidden;
      position: relative;
    }

    .hero-panel::before {
      content:"";
      position: absolute;
      inset: auto -60px -70px auto;
      width: 220px;
      height: 220px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(194,140,90,0.18), transparent 68%);
      pointer-events: none;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: .88rem;
      font-weight: 700;
      color: var(--accent-deep);
      background: rgba(138, 95, 55, 0.08);
      border: 1px solid rgba(138, 95, 55, 0.14);
      padding: 8px 12px;
      border-radius: 999px;
      width: fit-content;
    }

    h1 {
      margin: 14px 0 12px;
      font-size: clamp(2rem, 4.6vw, 3.6rem);
      line-height: 1.08;
      letter-spacing: .01em;
    }

    .hero p {
      margin: 0;
      color: var(--muted);
      font-size: 1.02rem;
      line-height: 1.85;
      max-width: 56ch;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 22px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      border-radius: 999px;
      padding: 12px 18px;
      font-weight: 700;
      border: 1px solid transparent;
      transition: transform .22s ease, box-shadow .22s ease, background .22s ease, border-color .22s ease;
      cursor: pointer;
      white-space: nowrap;
    }

    .btn-primary {
      color: #fffaf3;
      background: linear-gradient(135deg, #8a5f37, #644128);
      box-shadow: 0 12px 24px rgba(100, 65, 40, 0.2);
    }

    .btn-secondary {
      color: var(--accent-deep);
      background: rgba(255, 250, 243, 0.88);
      border-color: rgba(138, 95, 55, 0.18);
    }

    .btn:hover {
      transform: translateY(-1px);
      box-shadow: 0 12px 24px rgba(92, 63, 37, 0.12);
    }

    .hero-points {
      margin-top: 18px;
      display: grid;
      gap: 10px;
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .point {
      padding: 12px 14px;
      border-radius: 18px;
      background: rgba(255, 251, 244, 0.82);
      border: 1px solid rgba(92, 63, 37, 0.1);
      color: var(--text);
      font-size: .94rem;
      line-height: 1.55;
    }

    .hero-visual {
      display: grid;
      gap: 14px;
      align-content: start;
    }

    .image-frame {
      border-radius: 24px;
      border: 1px solid rgba(92, 63, 37, 0.12);
      background: linear-gradient(160deg, rgba(255,255,255,0.92), rgba(247,239,226,0.96));
      padding: 16px;
      box-shadow: 0 12px 30px rgba(92, 63, 37, 0.09);
    }

    .image-frame figure {
      margin: 0;
      display: grid;
      gap: 10px;
    }

    .image-box {
      aspect-ratio: 4 / 3;
      width: 100%;
      border-radius: 18px;
      overflow: hidden;
      background: linear-gradient(135deg, #f4e8d8, #f9f4eb);
      display: grid;
      place-items: center;
      border: 1px solid rgba(92, 63, 37, 0.08);
    }

    .image-box img {
      width: 100%;
      height: 100%;
      object-fit: contain;
    }

    .figure-caption {
      font-size: .9rem;
      color: var(--muted);
      line-height: 1.6;
    }

    .info-strip {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 12px;
    }

    .mini-card {
      border-radius: 18px;
      padding: 14px 15px;
      background: rgba(255, 251, 244, 0.86);
      border: 1px solid rgba(92, 63, 37, 0.1);
      min-height: 100%;
    }

    .mini-card strong {
      display: block;
      font-size: 1rem;
      margin-bottom: 6px;
    }

    .mini-card span {
      color: var(--muted);
      font-size: .92rem;
      line-height: 1.6;
    }

    main {
      padding-bottom: 26px;
    }

    section {
      padding: 22px 0;
    }

    .section-head {
      display: grid;
      gap: 8px;
      margin-bottom: 16px;
    }

    .section-head h2 {
      margin: 0;
      font-size: clamp(1.5rem, 3vw, 2.2rem);
      line-height: 1.18;
    }

    .section-head p {
      margin: 0;
      color: var(--muted);
      line-height: 1.75;
      max-width: 62ch;
    }

    .service-grid,
    .solution-grid,
    .reading-grid,
    .faq-grid {
      display: grid;
      gap: 16px;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      align-items: stretch;
    }

    .card {
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: var(--radius);
      padding: 18px;
      box-shadow: 0 10px 24px rgba(92, 63, 37, 0.07);
      backdrop-filter: blur(10px);
      transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
    }

    .card:hover {
      transform: translateY(-2px);
      box-shadow: 0 16px 30px rgba(92, 63, 37, 0.12);
      border-color: rgba(138, 95, 55, 0.22);
    }

    .service-card h3,
    .solution-card h3,
    .reading-card h3 {
      margin: 0 0 8px;
      font-size: 1.08rem;
      line-height: 1.35;
    }

    .service-card p,
    .solution-card p,
    .reading-card p {
      margin: 0;
      color: var(--muted);
      line-height: 1.75;
      font-size: .96rem;
    }

    .service-badges {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 14px;
    }

    .badge {
      font-size: .84rem;
      padding: 7px 10px;
      border-radius: 999px;
      background: rgba(138, 95, 55, 0.08);
      color: var(--accent-deep);
      border: 1px solid rgba(138, 95, 55, 0.14);
    }

    .solution-card {
      min-height: 100%;
    }

    .solution-card ul {
      margin: 12px 0 0;
      padding-left: 18px;
      color: var(--muted);
      line-height: 1.75;
    }

    .steps-panel {
      display: grid;
      gap: 12px;
      grid-column: span 3;
      grid-template-columns: repeat(4, minmax(0, 1fr));
    }

    .step {
      background: rgba(255, 251, 244, 0.9);
      border: 1px solid rgba(92, 63, 37, 0.1);
      border-radius: 20px;
      padding: 16px;
    }

    .step b {
      display: inline-flex;
      width: 32px;
      height: 32px;
      align-items: center;
      justify-content: center;
      border-radius: 10px;
      background: linear-gradient(135deg, rgba(138,95,55,0.18), rgba(194,140,90,0.22));
      color: var(--accent-deep);
      margin-bottom: 10px;
    }

    .step h3 {
      margin: 0 0 6px;
      font-size: 1rem;
    }

    .step p {
      margin: 0;
      color: var(--muted);
      line-height: 1.7;
      font-size: .93rem;
    }

    .policy-list {
      display: grid;
      gap: 14px;
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .policy-item {
      padding: 16px 16px 15px;
      border-radius: 18px;
      background: rgba(255, 251, 244, 0.88);
      border: 1px solid rgba(92, 63, 37, 0.1);
    }

    .policy-item h3 {
      margin: 0 0 8px;
      font-size: 1rem;
    }

    .policy-item p {
      margin: 0;
      color: var(--muted);
      line-height: 1.7;
      font-size: .94rem;
    }

    .faq-grid {
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    details.card {
      padding: 0;
      overflow: hidden;
    }

    summary {
      list-style: none;
      cursor: pointer;
      padding: 18px 18px 16px;
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
    }

    summary::-webkit-details-marker { display: none; }

    summary::after {
      content: "+";
      flex: none;
      width: 28px;
      height: 28px;
      border-radius: 999px;
      display: grid;
      place-items: center;
      background: rgba(138, 95, 55, 0.09);
      color: var(--accent-deep);
      transition: transform .2s ease;
    }

    details[open] summary::after {
      content: "–";
    }

    details .detail-body {
      padding: 0 18px 18px;
      color: var(--muted);
      line-height: 1.8;
      font-size: .96rem;
    }

    .contact-grid {
      display: grid;
      gap: 16px;
      grid-template-columns: 1.1fr .9fr;
      align-items: stretch;
    }

    .contact-list {
      display: grid;
      gap: 12px;
    }

    .contact-item {
      padding: 15px 16px;
      border-radius: 18px;
      background: rgba(255, 251, 244, 0.9);
      border: 1px solid rgba(92, 63, 37, 0.1);
    }

    .contact-item strong {
      display: block;
      margin-bottom: 6px;
      font-size: .98rem;
    }

    .contact-item span,
    .contact-item a {
      color: var(--muted);
      line-height: 1.7;
      font-size: .95rem;
    }

    .contact-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 14px;
    }

    .qr-card {
      display: grid;
      gap: 12px;
      align-content: start;
      justify-items: start;
    }

    .qr-wrap {
      width: min(100%, 280px);
      padding: 14px;
      border-radius: 22px;
      background: rgba(255, 251, 244, 0.92);
      border: 1px solid rgba(92, 63, 37, 0.1);
      box-shadow: 0 12px 26px rgba(92, 63, 37, 0.08);
    }

    .qr-wrap img {
      width: 100%;
      height: auto;
      border-radius: 16px;
    }

    .reading-grid {
      grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .reading-card a {
      display: inline-flex;
      margin-top: 12px;
      color: var(--accent-deep);
      font-weight: 700;
    }

    .reading-card a:hover { text-decoration: underline; }

    .site-footer {
      margin-top: 10px;
      background: linear-gradient(180deg, rgba(140, 99, 60, 0.1), rgba(126, 87, 52, 0.16));
      border-top: 1px solid rgba(92, 63, 37, 0.1);
      color: var(--text);
    }

    .footer-inner {
      padding: 22px 0 24px;
      display: grid;
      gap: 12px;
      grid-template-columns: 1fr auto;
      align-items: center;
    }

    .footer-inner p {
      margin: 0;
      color: var(--muted);
      line-height: 1.7;
      font-size: .94rem;
    }

    .footer-links {
      display: flex;
      gap: 14px;
      flex-wrap: wrap;
      justify-content: flex-end;
    }

    .footer-links a {
      color: var(--accent-deep);
      font-weight: 700;
      font-size: .94rem;
    }

    .reveal {
      opacity: 0;
      transform: translateY(14px);
      transition: opacity .6s ease, transform .6s ease;
    }

    .reveal.is-visible {
      opacity: 1;
      transform: translateY(0);
    }

    @media (max-width: 980px) {
      .hero-panel,
      .contact-grid,
      .service-grid,
      .solution-grid,
      .reading-grid {
        grid-template-columns: 1fr;
      }

      .steps-panel {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .info-strip,
      .policy-list,
      .faq-grid {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 760px) {
      .nav-toggle { display: inline-flex; }
      .site-nav {
        position: absolute;
        left: 16px;
        right: 16px;
        top: 76px;
        display: grid;
        gap: 4px;
        padding: 12px;
        border-radius: 18px;
        background: rgba(255, 250, 243, 0.98);
        border: 1px solid rgba(92, 63, 37, 0.12);
        box-shadow: 0 16px 32px rgba(92, 63, 37, 0.12);
        transform-origin: top;
        transform: scaleY(0.96);
        opacity: 0;
        pointer-events: none;
        transition: opacity .2s ease, transform .2s ease;
      }

      .site-header.is-open .site-nav {
        opacity: 1;
        transform: scaleY(1);
        pointer-events: auto;
      }

      .site-nav a {
        padding: 12px 10px;
        border-radius: 12px;
      }

      .site-nav a::after { display: none; }
      .hero { padding-top: 18px; }
      .hero-panel { padding: 18px; }
      .hero-points { grid-template-columns: 1fr; }
      .steps-panel { grid-template-columns: 1fr; }
      .footer-inner {
        grid-template-columns: 1fr;
        justify-items: start;
      }
      .footer-links { justify-content: flex-start; }
    }