:root {
      --ink: #26312f;
      --ink-soft: #4d5b57;
      --mist: #f5f2eb;
      --paper: #fffdf8;
      --line: #d8d1c4;
      --smoke: #6b746f;
      --tea: #9a7b4f;
      --tea-dark: #705637;
      --card: rgba(255, 253, 248, 0.92);
      --shadow: 0 18px 46px rgba(38, 49, 47, 0.11);
      --radius-xl: 28px;
      --radius-md: 18px;
      --container: 1160px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", Arial, sans-serif;
      color: var(--ink);
      background:
        radial-gradient(circle at 12% 8%, rgba(154, 123, 79, 0.13), transparent 28%),
        radial-gradient(circle at 88% 18%, rgba(79, 96, 91, 0.12), transparent 26%),
        linear-gradient(135deg, #f8f5ee 0%, #f1eee6 46%, #fbfaf6 100%);
      line-height: 1.75;
      overflow-x: hidden;
    }

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

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

    .container {
      width: min(100% - 36px, var(--container));
      margin: 0 auto;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 30;
      background: rgba(248, 245, 238, 0.88);
      backdrop-filter: blur(14px);
      border-bottom: 1px solid rgba(216, 209, 196, 0.75);
    }

    .nav {
      min-height: 72px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 22px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      flex-shrink: 0;
      font-weight: 800;
      letter-spacing: 0.06em;
    }

    .logo-mark {
      width: 42px;
      height: 42px;
      border-radius: 14px;
      display: grid;
      place-items: center;
      color: #fffdf8;
      background: linear-gradient(135deg, #26312f, #596760);
      box-shadow: 0 10px 24px rgba(38, 49, 47, 0.18);
      font-size: 23px;
    }

    .brand-text {
      display: flex;
      flex-direction: column;
      line-height: 1.25;
    }

    .brand-text strong {
      font-size: 17px;
    }

    .brand-text span {
      font-size: 12px;
      color: var(--smoke);
      font-weight: 500;
      letter-spacing: 0.02em;
    }

    .nav-menu {
      display: flex;
      align-items: center;
      justify-content: flex-end;
      gap: 8px;
      flex-wrap: wrap;
    }

    .nav-menu a {
      padding: 9px 12px;
      color: var(--ink-soft);
      border-radius: 999px;
      font-size: 14px;
      transition: background 0.22s ease, color 0.22s ease, transform 0.22s ease;
    }

    .nav-menu a:hover {
      background: rgba(154, 123, 79, 0.12);
      color: var(--ink);
      transform: translateY(-1px);
    }

    .nav-cta {
      background: var(--ink);
      color: #fffdf8 !important;
      padding: 10px 16px !important;
      box-shadow: 0 10px 24px rgba(38, 49, 47, 0.18);
    }

    .menu-toggle {
      display: none;
      border: 1px solid var(--line);
      background: var(--paper);
      color: var(--ink);
      border-radius: 14px;
      padding: 9px 12px;
      font-size: 15px;
      cursor: pointer;
    }

    main {
      position: relative;
    }

    .hero {
      padding: 64px 0 34px;
    }

    .hero-shell {
      display: grid;
      grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
      gap: 32px;
      align-items: stretch;
    }

    .hero-copy {
      padding: 38px;
      border-radius: var(--radius-xl);
      background:
        linear-gradient(135deg, rgba(255, 253, 248, 0.96), rgba(245, 242, 235, 0.88)),
        repeating-linear-gradient(90deg, rgba(38, 49, 47, 0.03), rgba(38, 49, 47, 0.03) 1px, transparent 1px, transparent 24px);
      border: 1px solid rgba(216, 209, 196, 0.9);
      box-shadow: var(--shadow);
      animation: riseIn 0.75s ease both;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 18px;
      padding: 7px 12px;
      border: 1px solid rgba(154, 123, 79, 0.28);
      border-radius: 999px;
      color: var(--tea-dark);
      background: rgba(154, 123, 79, 0.08);
      font-size: 13px;
      font-weight: 700;
    }

    .eyebrow::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--tea);
      box-shadow: 0 0 0 5px rgba(154, 123, 79, 0.12);
    }

    h1 {
      margin: 0;
      font-size: clamp(30px, 5vw, 54px);
      line-height: 1.14;
      letter-spacing: -0.04em;
      color: var(--ink);
    }

    .lead {
      margin: 20px 0 0;
      max-width: 720px;
      color: var(--ink-soft);
      font-size: 17px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 28px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 46px;
      padding: 11px 18px;
      border-radius: 999px;
      border: 1px solid transparent;
      font-weight: 700;
      cursor: pointer;
      transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
    }

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

    .btn-primary {
      background: var(--ink);
      color: #fffdf8;
      box-shadow: 0 14px 28px rgba(38, 49, 47, 0.2);
    }

    .btn-secondary {
      background: rgba(255, 253, 248, 0.8);
      color: var(--ink);
      border-color: var(--line);
    }

    .quick-notes {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
      margin-top: 30px;
    }

    .note {
      padding: 14px;
      border-radius: 18px;
      background: rgba(255, 253, 248, 0.72);
      border: 1px solid rgba(216, 209, 196, 0.72);
    }

    .note strong {
      display: block;
      font-size: 15px;
      margin-bottom: 3px;
    }

    .note span {
      color: var(--smoke);
      font-size: 13px;
    }

    .hero-panel {
      display: flex;
      flex-direction: column;
      gap: 16px;
      animation: riseIn 0.85s ease 0.1s both;
    }

    .image-card {
      overflow: hidden;
      border-radius: var(--radius-xl);
      background: var(--card);
      border: 1px solid rgba(216, 209, 196, 0.88);
      box-shadow: var(--shadow);
    }

    .image-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 8px;
      padding: 10px;
    }

    .image-grid figure {
      margin: 0;
      border-radius: 20px;
      overflow: hidden;
      background: #e9e3d8;
      aspect-ratio: 1 / 0.82;
    }

    .image-grid img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }

    .image-grid figure:hover img {
      transform: scale(1.04);
    }

    .diagnosis-card {
      padding: 22px;
      border-radius: var(--radius-xl);
      background: linear-gradient(145deg, rgba(38, 49, 47, 0.96), rgba(77, 91, 87, 0.94));
      color: #fffdf8;
      box-shadow: 0 18px 40px rgba(38, 49, 47, 0.22);
    }

    .diagnosis-card h2 {
      margin: 0 0 12px;
      font-size: 22px;
      color: #fffdf8;
    }

    .diagnosis-card p {
      margin: 0;
      color: rgba(255, 253, 248, 0.82);
      font-size: 14px;
    }

    .toc {
      padding: 18px 0 18px;
    }

    .toc-bar {
      display: flex;
      align-items: center;
      gap: 12px;
      padding: 14px;
      border-radius: 22px;
      background: rgba(255, 253, 248, 0.82);
      border: 1px solid rgba(216, 209, 196, 0.86);
      overflow-x: auto;
      box-shadow: 0 10px 30px rgba(38, 49, 47, 0.06);
    }

    .toc-bar strong {
      flex: 0 0 auto;
      color: var(--tea-dark);
      font-size: 14px;
      padding: 0 6px;
    }

    .toc-bar a {
      flex: 0 0 auto;
      padding: 8px 12px;
      border-radius: 999px;
      color: var(--ink-soft);
      background: rgba(245, 242, 235, 0.86);
      font-size: 14px;
      transition: background 0.2s ease, color 0.2s ease;
    }

    .toc-bar a:hover {
      background: rgba(38, 49, 47, 0.1);
      color: var(--ink);
    }

    .section {
      padding: 34px 0;
    }

    .section-head {
      max-width: 760px;
      margin-bottom: 22px;
    }

    .section-kicker {
      margin: 0 0 8px;
      color: var(--tea-dark);
      font-size: 14px;
      font-weight: 800;
      letter-spacing: 0.08em;
    }

    h2 {
      margin: 0;
      font-size: clamp(24px, 3vw, 36px);
      line-height: 1.24;
      letter-spacing: -0.03em;
      color: var(--ink);
    }

    .section-head p {
      margin: 12px 0 0;
      color: var(--ink-soft);
    }

    .split {
      display: grid;
      grid-template-columns: 0.9fr 1.1fr;
      gap: 22px;
      align-items: start;
    }

    .soft-panel {
      padding: 26px;
      border-radius: var(--radius-xl);
      background: rgba(255, 253, 248, 0.84);
      border: 1px solid rgba(216, 209, 196, 0.88);
      box-shadow: 0 12px 34px rgba(38, 49, 47, 0.07);
    }

    .soft-panel h3 {
      margin: 0 0 12px;
      font-size: 21px;
    }

    .soft-panel p {
      margin: 0;
      color: var(--ink-soft);
    }

    .ink-list {
      display: grid;
      gap: 12px;
      margin: 18px 0 0;
      padding: 0;
      list-style: none;
    }

    .ink-list li {
      display: grid;
      grid-template-columns: 28px 1fr;
      gap: 10px;
      align-items: start;
      color: var(--ink-soft);
    }

    .ink-list b {
      width: 28px;
      height: 28px;
      display: grid;
      place-items: center;
      border-radius: 10px;
      background: rgba(154, 123, 79, 0.12);
      color: var(--tea-dark);
      font-size: 14px;
    }

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

    .card {
      padding: 24px;
      border-radius: 24px;
      background: rgba(255, 253, 248, 0.86);
      border: 1px solid rgba(216, 209, 196, 0.9);
      box-shadow: 0 12px 32px rgba(38, 49, 47, 0.07);
      transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
    }

    .card:hover {
      transform: translateY(-5px);
      border-color: rgba(154, 123, 79, 0.45);
      box-shadow: 0 18px 42px rgba(38, 49, 47, 0.12);
    }

    .card h3 {
      margin: 0 0 10px;
      font-size: 20px;
    }

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

    .ribbon {
      display: grid;
      grid-template-columns: 1.05fr 0.95fr;
      gap: 18px;
      align-items: stretch;
      padding: 10px;
      border-radius: 30px;
      background: linear-gradient(135deg, rgba(38, 49, 47, 0.08), rgba(154, 123, 79, 0.08));
      border: 1px solid rgba(216, 209, 196, 0.88);
    }

    .ribbon-main {
      padding: 26px;
      border-radius: 24px;
      background: rgba(255, 253, 248, 0.86);
    }

    .ribbon-main h3 {
      margin: 0 0 12px;
      font-size: 24px;
    }

    .ribbon-main p {
      margin: 0;
      color: var(--ink-soft);
    }

    .policy-box {
      display: grid;
      gap: 10px;
      padding: 18px;
      border-radius: 24px;
      background: rgba(38, 49, 47, 0.94);
      color: #fffdf8;
    }

    .policy-item {
      padding: 13px 14px;
      border-radius: 16px;
      background: rgba(255, 253, 248, 0.08);
      border: 1px solid rgba(255, 253, 248, 0.12);
    }

    .policy-item strong {
      display: block;
      color: #fffdf8;
      margin-bottom: 2px;
    }

    .policy-item span {
      color: rgba(255, 253, 248, 0.76);
      font-size: 14px;
    }

    .timeline {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 14px;
    }

    .step {
      position: relative;
      padding: 22px;
      border-radius: 24px;
      background: rgba(255, 253, 248, 0.88);
      border: 1px solid rgba(216, 209, 196, 0.86);
      box-shadow: 0 10px 28px rgba(38, 49, 47, 0.06);
    }

    .step span {
      display: inline-flex;
      width: 34px;
      height: 34px;
      border-radius: 13px;
      align-items: center;
      justify-content: center;
      margin-bottom: 12px;
      color: #fffdf8;
      background: var(--ink);
      font-weight: 800;
    }

    .step h3 {
      margin: 0 0 8px;
      font-size: 18px;
    }

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

    .service-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 18px;
    }

    .service-list {
      padding: 24px;
      border-radius: 24px;
      background: rgba(255, 253, 248, 0.88);
      border: 1px solid rgba(216, 209, 196, 0.9);
    }

    .service-list h3 {
      margin: 0 0 14px;
      font-size: 21px;
    }

    .tag-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .tag-cloud span {
      display: inline-flex;
      padding: 8px 12px;
      border-radius: 999px;
      background: rgba(245, 242, 235, 0.96);
      border: 1px solid rgba(216, 209, 196, 0.88);
      color: var(--ink-soft);
      font-size: 14px;
    }

    .links-panel {
      padding: 24px;
      border-radius: 24px;
      background: rgba(255, 253, 248, 0.88);
      border: 1px solid rgba(216, 209, 196, 0.9);
    }

    .links-panel h3 {
      margin: 0 0 14px;
      font-size: 21px;
    }

    .inner-links {
      display: grid;
      gap: 10px;
    }

    .inner-links a {
      padding: 11px 13px;
      border-radius: 15px;
      color: var(--ink-soft);
      background: rgba(245, 242, 235, 0.75);
      transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
    }

    .inner-links a:hover {
      background: rgba(154, 123, 79, 0.13);
      color: var(--ink);
      transform: translateX(3px);
    }

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

    .faq-item {
      border-radius: 20px;
      background: rgba(255, 253, 248, 0.9);
      border: 1px solid rgba(216, 209, 196, 0.9);
      overflow: hidden;
    }

    .faq-question {
      width: 100%;
      padding: 18px 20px;
      border: 0;
      background: transparent;
      color: var(--ink);
      font-size: 16px;
      font-weight: 800;
      text-align: left;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      cursor: pointer;
    }

    .faq-question span {
      width: 26px;
      height: 26px;
      border-radius: 50%;
      display: grid;
      place-items: center;
      background: rgba(154, 123, 79, 0.12);
      color: var(--tea-dark);
      flex-shrink: 0;
      transition: transform 0.2s ease;
    }

    .faq-answer {
      display: none;
      padding: 0 20px 18px;
      color: var(--ink-soft);
    }

    .faq-item.active .faq-answer {
      display: block;
    }

    .faq-item.active .faq-question span {
      transform: rotate(45deg);
    }

    .contact-card {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 18px;
      padding: 28px;
      border-radius: 30px;
      background:
        linear-gradient(135deg, rgba(255, 253, 248, 0.94), rgba(245, 242, 235, 0.9)),
        radial-gradient(circle at 90% 15%, rgba(154, 123, 79, 0.16), transparent 34%);
      border: 1px solid rgba(216, 209, 196, 0.9);
      box-shadow: var(--shadow);
    }

    .contact-card h2 {
      margin-bottom: 12px;
    }

    .contact-card p {
      margin: 0 0 14px;
      color: var(--ink-soft);
    }

    .contact-info {
      display: grid;
      gap: 10px;
      align-content: start;
    }

    .contact-line {
      padding: 13px 14px;
      border-radius: 16px;
      background: rgba(255, 253, 248, 0.82);
      border: 1px solid rgba(216, 209, 196, 0.86);
      color: var(--ink-soft);
    }

    .contact-line strong {
      color: var(--ink);
    }

    .map-link {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: fit-content;
      margin-top: 6px;
      padding: 10px 15px;
      border-radius: 999px;
      background: var(--tea);
      color: #fffdf8;
      font-weight: 800;
    }

    .site-footer {
      margin-top: 22px;
      background: #26312f;
      color: #fffdf8;
    }

    .footer-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      padding: 24px 0;
    }

    .footer-inner p {
      margin: 0;
      color: rgba(255, 253, 248, 0.76);
      font-size: 14px;
    }

    .footer-links {
      display: flex;
      gap: 12px;
      flex-wrap: wrap;
    }

    .footer-links a {
      color: rgba(255, 253, 248, 0.86);
      font-size: 14px;
    }

    .reveal {
      opacity: 0;
      transform: translateY(18px);
      transition: opacity 0.65s ease, transform 0.65s ease;
    }

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

    @keyframes riseIn {
      from {
        opacity: 0;
        transform: translateY(18px);
      }
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

    @media (max-width: 980px) {
      .hero-shell,
      .split,
      .ribbon,
      .contact-card {
        grid-template-columns: 1fr;
      }

      .cards {
        grid-template-columns: 1fr 1fr;
      }

      .timeline {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 760px) {
      .container {
        width: min(100% - 28px, var(--container));
      }

      .nav {
        min-height: 66px;
      }

      .menu-toggle {
        display: inline-flex;
        align-items: center;
        gap: 6px;
      }

      .nav-menu {
        position: absolute;
        left: 14px;
        right: 14px;
        top: 68px;
        display: none;
        flex-direction: column;
        align-items: stretch;
        padding: 14px;
        border-radius: 22px;
        background: rgba(255, 253, 248, 0.98);
        border: 1px solid var(--line);
        box-shadow: var(--shadow);
      }

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

      .nav-menu a {
        width: 100%;
        text-align: center;
      }

      .hero {
        padding-top: 34px;
      }

      .hero-copy {
        padding: 25px;
      }

      .quick-notes,
      .cards,
      .timeline,
      .service-grid {
        grid-template-columns: 1fr;
      }

      .image-grid {
        grid-template-columns: 1fr 1fr;
        gap: 7px;
      }

      .section {
        padding: 26px 0;
      }

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

    @media (prefers-reduced-motion: reduce) {
      html {
        scroll-behavior: auto;
      }

      *,
      *::before,
      *::after {
        animation: none !important;
        transition: none !important;
      }
    }