:root {
      --bg: #fff8f1;
      --bg-soft: #f7eadf;
      --card: #fffdf9;
      --coffee: #7a5643;
      --coffee-deep: #3f2f28;
      --caramel: #c8916a;
      --mint: #b9d8c2;
      --rose: #efd4c8;
      --line: #ead9cb;
      --text: #3e332d;
      --muted: #75665e;
      --shadow: 0 18px 45px rgba(122, 86, 67, .13);
      --radius-lg: 28px;
      --radius-md: 18px;
      --container: 1120px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
      color: var(--text);
      background:
        radial-gradient(circle at 8% 8%, rgba(239, 212, 200, .55), transparent 28%),
        radial-gradient(circle at 88% 12%, rgba(185, 216, 194, .55), transparent 30%),
        linear-gradient(180deg, #fff8f1 0%, #fbf1e8 52%, #fffaf4 100%);
      line-height: 1.7;
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

    img {
      max-width: 100%;
      height: auto;
      display: block;
    }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 20;
      background: rgba(255, 248, 241, .86);
      backdrop-filter: blur(16px);
      border-bottom: 1px solid rgba(234, 217, 203, .75);
    }

    .nav {
      min-height: 72px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-weight: 800;
      color: var(--coffee-deep);
      letter-spacing: .03em;
      flex: 0 0 auto;
    }

    .brand-mark {
      width: 42px;
      height: 42px;
      display: grid;
      place-items: center;
      border-radius: 15px;
      color: #fffdf9;
      font-size: 24px;
      background: linear-gradient(135deg, #8c6049, #c8916a);
      box-shadow: 0 12px 26px rgba(122, 86, 67, .22);
    }

    .brand-text {
      display: flex;
      flex-direction: column;
      line-height: 1.2;
    }

    .brand-text small {
      font-weight: 500;
      color: var(--muted);
      letter-spacing: 0;
      font-size: 12px;
    }

    .nav-links {
      display: flex;
      align-items: center;
      justify-content: flex-end;
      gap: 22px;
      font-size: 15px;
      color: var(--coffee-deep);
    }

    .nav-links a {
      position: relative;
      padding: 8px 0;
      white-space: nowrap;
    }

    .nav-links a::after {
      content: "";
      position: absolute;
      left: 0;
      bottom: 3px;
      width: 0;
      height: 2px;
      border-radius: 2px;
      background: var(--caramel);
      transition: width .25s ease;
    }

    .nav-links a:hover::after {
      width: 100%;
    }

    .nav-cta {
      padding: 10px 16px;
      border-radius: 999px;
      background: #3f2f28;
      color: #fffaf4;
      box-shadow: 0 10px 24px rgba(63, 47, 40, .2);
      transition: transform .2s ease, box-shadow .2s ease;
    }

    .nav-cta:hover {
      transform: translateY(-2px);
      box-shadow: 0 14px 30px rgba(63, 47, 40, .25);
    }

    .menu-toggle {
      display: none;
      width: 42px;
      height: 42px;
      border: 1px solid var(--line);
      border-radius: 14px;
      background: #fffdf9;
      color: var(--coffee-deep);
      cursor: pointer;
      font-size: 20px;
    }

    main {
      padding-top: 28px;
    }

    section {
      padding: 42px 0;
    }

    .hero {
      padding-top: 34px;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.08fr) minmax(320px, .92fr);
      gap: 34px;
      align-items: center;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 16px;
      padding: 8px 13px;
      border-radius: 999px;
      background: rgba(255, 253, 249, .78);
      border: 1px solid rgba(234, 217, 203, .9);
      color: var(--coffee);
      font-size: 14px;
      box-shadow: 0 8px 20px rgba(122, 86, 67, .08);
    }

    .eyebrow::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--mint);
      box-shadow: 0 0 0 5px rgba(185, 216, 194, .25);
    }

    h1 {
      margin: 0 0 18px;
      color: var(--coffee-deep);
      font-size: clamp(32px, 6vw, 58px);
      line-height: 1.08;
      letter-spacing: -.04em;
    }

    .hero-lead {
      margin: 0;
      max-width: 660px;
      color: var(--muted);
      font-size: 17px;
    }

    .hero-actions {
      margin-top: 26px;
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      align-items: center;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 46px;
      padding: 12px 18px;
      border-radius: 999px;
      font-weight: 700;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
    }

    .btn-primary {
      background: linear-gradient(135deg, #76503f, #c8916a);
      color: #fffdf9;
      box-shadow: 0 14px 28px rgba(122, 86, 67, .25);
    }

    .btn-secondary {
      background: rgba(255, 253, 249, .82);
      color: var(--coffee-deep);
      border: 1px solid var(--line);
    }

    .btn:hover {
      transform: translateY(-2px);
    }

    .hero-note {
      margin-top: 18px;
      color: #6f5f57;
      font-size: 14px;
    }

    .hero-panel {
      position: relative;
      padding: 14px;
      border-radius: 34px;
      background: linear-gradient(145deg, rgba(255, 253, 249, .88), rgba(247, 234, 223, .92));
      border: 1px solid rgba(234, 217, 203, .86);
      box-shadow: var(--shadow);
      animation: floatSoft 5.5s ease-in-out infinite;
    }

    .image-frame {
      overflow: hidden;
      border-radius: 25px;
      background: #f0dfd2;
      aspect-ratio: 4 / 3;
    }

    .image-frame img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .status-card {
      margin-top: 14px;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }

    .mini-card {
      padding: 15px;
      border-radius: 19px;
      background: #fffdf9;
      border: 1px solid var(--line);
    }

    .mini-card strong {
      display: block;
      color: var(--coffee-deep);
      font-size: 15px;
      margin-bottom: 4px;
    }

    .mini-card span {
      color: var(--muted);
      font-size: 13px;
    }

    .section-head {
      display: flex;
      align-items: end;
      justify-content: space-between;
      gap: 24px;
      margin-bottom: 22px;
    }

    .section-head h2 {
      margin: 0;
      color: var(--coffee-deep);
      font-size: clamp(25px, 4vw, 38px);
      line-height: 1.18;
      letter-spacing: -.03em;
    }

    .section-head p {
      margin: 0;
      max-width: 520px;
      color: var(--muted);
    }

    .toc-card {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 14px;
      padding: 16px;
      border-radius: var(--radius-lg);
      background: rgba(255, 253, 249, .74);
      border: 1px solid rgba(234, 217, 203, .9);
      box-shadow: 0 14px 34px rgba(122, 86, 67, .08);
    }

    .toc-card a {
      padding: 15px;
      border-radius: 18px;
      background: linear-gradient(180deg, #fffdf9, #fbefe6);
      color: var(--coffee-deep);
      border: 1px solid rgba(234, 217, 203, .78);
      font-weight: 700;
    }

    .content-split {
      display: grid;
      grid-template-columns: .86fr 1.14fr;
      gap: 24px;
      align-items: start;
    }

    .soft-box {
      padding: 24px;
      border-radius: var(--radius-lg);
      background: rgba(255, 253, 249, .82);
      border: 1px solid var(--line);
      box-shadow: 0 14px 36px rgba(122, 86, 67, .08);
    }

    .soft-box h3 {
      margin: 0 0 12px;
      color: var(--coffee-deep);
      font-size: 22px;
    }

    .soft-box p {
      margin: 0;
      color: var(--muted);
    }

    .check-list {
      display: grid;
      gap: 12px;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .check-list li {
      display: flex;
      gap: 10px;
      align-items: flex-start;
      padding: 14px;
      border-radius: 17px;
      background: #fffaf4;
      border: 1px solid rgba(234, 217, 203, .75);
    }

    .check-list li::before {
      content: "✓";
      flex: 0 0 24px;
      height: 24px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      background: var(--mint);
      color: #2f4b39;
      font-weight: 800;
      font-size: 13px;
      margin-top: 2px;
    }

    .solution-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 18px;
    }

    .solution-card {
      padding: 22px;
      border-radius: 24px;
      background: #fffdf9;
      border: 1px solid var(--line);
      box-shadow: 0 12px 28px rgba(122, 86, 67, .08);
      transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
    }

    .solution-card:hover {
      transform: translateY(-5px);
      border-color: rgba(200, 145, 106, .75);
      box-shadow: 0 18px 38px rgba(122, 86, 67, .14);
    }

    .icon-badge {
      width: 46px;
      height: 46px;
      display: grid;
      place-items: center;
      border-radius: 16px;
      margin-bottom: 15px;
      background: linear-gradient(135deg, #efd4c8, #b9d8c2);
      color: var(--coffee-deep);
      font-weight: 800;
    }

    .solution-card h3 {
      margin: 0 0 9px;
      color: var(--coffee-deep);
      font-size: 20px;
    }

    .solution-card p {
      margin: 0;
      color: var(--muted);
      font-size: 15px;
    }

    .steps {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      counter-reset: step;
    }

    .step {
      position: relative;
      padding: 22px;
      border-radius: 24px;
      background: linear-gradient(180deg, #fffdf9, #fbefe7);
      border: 1px solid var(--line);
      counter-increment: step;
    }

    .step::before {
      content: counter(step);
      width: 34px;
      height: 34px;
      display: grid;
      place-items: center;
      border-radius: 13px;
      background: #7a5643;
      color: #fffdf9;
      font-weight: 800;
      margin-bottom: 14px;
    }

    .step h3 {
      margin: 0 0 8px;
      color: var(--coffee-deep);
      font-size: 18px;
    }

    .step p {
      margin: 0;
      color: var(--muted);
      font-size: 14px;
    }

    .assurance-wrap {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 22px;
      align-items: stretch;
    }

    .photo-card {
      padding: 12px;
      border-radius: 30px;
      background: rgba(255, 253, 249, .8);
      border: 1px solid var(--line);
      box-shadow: var(--shadow);
    }

    .photo-card .image-frame {
      aspect-ratio: 16 / 11;
    }

    .policy-grid {
      display: grid;
      gap: 12px;
    }

    .policy-item {
      padding: 17px;
      border-radius: 20px;
      background: #fffdf9;
      border: 1px solid var(--line);
    }

    .policy-item strong {
      display: block;
      margin-bottom: 5px;
      color: var(--coffee-deep);
    }

    .policy-item span {
      color: var(--muted);
      font-size: 14px;
    }

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

    details {
      border-radius: 20px;
      background: rgba(255, 253, 249, .86);
      border: 1px solid var(--line);
      box-shadow: 0 10px 24px rgba(122, 86, 67, .06);
      overflow: hidden;
    }

    summary {
      cursor: pointer;
      padding: 18px 20px;
      color: var(--coffee-deep);
      font-weight: 800;
      list-style: none;
    }

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

    summary::after {
      content: "+";
      float: right;
      color: var(--caramel);
      font-size: 22px;
      line-height: 1;
    }

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

    details p {
      margin: 0;
      padding: 0 20px 18px;
      color: var(--muted);
    }

    .location-card {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 22px;
      align-items: center;
      padding: 28px;
      border-radius: 30px;
      background:
        linear-gradient(135deg, rgba(255, 253, 249, .94), rgba(247, 234, 223, .92)),
        radial-gradient(circle at 90% 10%, rgba(185, 216, 194, .5), transparent 38%);
      border: 1px solid var(--line);
      box-shadow: var(--shadow);
    }

    .location-card h2 {
      margin: 0 0 10px;
      color: var(--coffee-deep);
      font-size: clamp(24px, 4vw, 36px);
      line-height: 1.2;
    }

    .location-card p {
      margin: 0;
      color: var(--muted);
    }

    .reading-links {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
      margin-top: 18px;
    }

    .reading-links a {
      padding: 13px 14px;
      border-radius: 16px;
      background: rgba(255, 253, 249, .78);
      border: 1px solid var(--line);
      color: var(--coffee-deep);
      font-size: 14px;
      transition: transform .2s ease, background .2s ease;
    }

    .reading-links a:hover {
      transform: translateY(-2px);
      background: #fffdf9;
    }

    .site-footer {
      margin-top: 8px;
      padding: 28px 0;
      background: #3f2f28;
      color: #fff8f1;
    }

    .footer-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
    }

    .footer-inner p {
      margin: 0;
      color: #f0dfd2;
      font-size: 14px;
    }

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

    .footer-links a {
      color: #fff8f1;
      font-size: 14px;
    }

    .reveal {
      opacity: 0;
      transform: translateY(18px);
      transition: opacity .65s ease, transform .65s ease;
    }

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

    @keyframes floatSoft {
      0%, 100% {
        transform: translateY(0);
      }
      50% {
        transform: translateY(-8px);
      }
    }

    @media (max-width: 920px) {
      .menu-toggle {
        display: inline-grid;
        place-items: center;
      }

      .nav {
        position: relative;
      }

      .nav-links {
        position: absolute;
        top: 64px;
        right: 0;
        left: 0;
        display: none;
        flex-direction: column;
        align-items: stretch;
        gap: 8px;
        padding: 14px;
        border-radius: 22px;
        background: #fffdf9;
        border: 1px solid var(--line);
        box-shadow: var(--shadow);
      }

      .nav-links.open {
        display: flex;
      }

      .nav-links a,
      .nav-cta {
        padding: 12px 14px;
      }

      .hero-grid,
      .content-split,
      .assurance-wrap,
      .location-card {
        grid-template-columns: 1fr;
      }

      .toc-card,
      .steps,
      .solution-grid,
      .reading-links {
        grid-template-columns: 1fr 1fr;
      }

      .section-head {
        align-items: flex-start;
        flex-direction: column;
      }

      .location-card .btn {
        width: fit-content;
      }
    }

    @media (max-width: 640px) {
      .container {
        width: min(100% - 24px, var(--container));
      }

      section {
        padding: 32px 0;
      }

      .hero {
        padding-top: 20px;
      }

      .toc-card,
      .steps,
      .solution-grid,
      .reading-links,
      .status-card {
        grid-template-columns: 1fr;
      }

      .soft-box,
      .location-card {
        padding: 20px;
      }

      .footer-inner {
        align-items: flex-start;
        flex-direction: column;
      }

      .footer-links {
        justify-content: flex-start;
      }
    }