:root {
      --bg: #fbfaf6;
      --panel: #ffffff;
      --panel-soft: #f3efe6;
      --text: #23201c;
      --muted: #6f675d;
      --line: #e6ded1;
      --accent: #b56b38;
      --accent-dark: #7f4729;
      --green: #4f765d;
      --shadow: 0 18px 48px rgba(89, 66, 42, 0.10);
      --radius-xl: 28px;
      --radius-lg: 20px;
      --radius-md: 14px;
      --container: 1120px;
      --pad: clamp(18px, 4vw, 32px);
    }

    * {
      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", sans-serif;
      color: var(--text);
      background:
        radial-gradient(circle at 12% 8%, rgba(181, 107, 56, 0.13), transparent 28%),
        radial-gradient(circle at 86% 16%, rgba(79, 118, 93, 0.11), transparent 26%),
        linear-gradient(180deg, #fffaf1 0%, var(--bg) 42%, #f7f3ea 100%);
      line-height: 1.7;
      overflow-x: hidden;
    }

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

    .container {
      width: min(100%, var(--container));
      margin: 0 auto;
      padding-left: var(--pad);
      padding-right: var(--pad);
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 20;
      background: rgba(251, 250, 246, 0.88);
      backdrop-filter: blur(14px);
      border-bottom: 1px solid rgba(230, 222, 209, 0.78);
    }

    .nav {
      min-height: 72px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      font-weight: 800;
      letter-spacing: -0.02em;
      white-space: nowrap;
    }

    .brand-mark {
      width: 36px;
      height: 36px;
      border-radius: 12px;
      display: grid;
      place-items: center;
      color: #fff;
      background: linear-gradient(135deg, var(--accent), var(--green));
      box-shadow: 0 10px 24px rgba(181, 107, 56, 0.22);
      font-size: 18px;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 6px;
      color: #3b352d;
      font-size: 15px;
    }

    .nav-links a {
      padding: 10px 12px;
      border-radius: 999px;
      transition: background 0.2s ease, color 0.2s ease;
    }

    .nav-links a:hover {
      background: #efe6d7;
      color: var(--accent-dark);
    }

    .nav-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border: 1px solid var(--line);
      border-radius: 14px;
      background: #fffaf3;
      color: var(--text);
      cursor: pointer;
      align-items: center;
      justify-content: center;
      flex-direction: column;
      gap: 5px;
    }

    .nav-toggle span {
      width: 19px;
      height: 2px;
      border-radius: 99px;
      background: var(--text);
      transition: transform 0.2s ease, opacity 0.2s ease;
    }

    .hero {
      padding: clamp(48px, 8vw, 88px) 0 44px;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.12fr) minmax(280px, 0.88fr);
      gap: clamp(24px, 5vw, 56px);
      align-items: center;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 7px 12px;
      border: 1px solid rgba(181, 107, 56, 0.22);
      border-radius: 999px;
      background: rgba(255, 255, 255, 0.68);
      color: var(--accent-dark);
      font-size: 14px;
      font-weight: 700;
    }

    .eyebrow::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--green);
      box-shadow: 0 0 0 5px rgba(79, 118, 93, 0.12);
    }

    h1 {
      margin: 18px 0 18px;
      font-size: clamp(34px, 7vw, 64px);
      line-height: 1.08;
      letter-spacing: -0.055em;
      color: #201b16;
    }

    .hero-text {
      max-width: 720px;
      margin: 0;
      color: var(--muted);
      font-size: clamp(16px, 2.4vw, 19px);
    }

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

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 48px;
      padding: 12px 18px;
      border-radius: 999px;
      font-weight: 800;
      border: 1px solid transparent;
      transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
    }

    .btn-primary {
      background: #2c241d;
      color: #fff;
      box-shadow: 0 14px 28px rgba(44, 36, 29, 0.18);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 18px 34px rgba(44, 36, 29, 0.24);
    }

    .btn-ghost {
      background: rgba(255, 255, 255, 0.72);
      color: var(--text);
      border-color: var(--line);
    }

    .btn-ghost:hover {
      transform: translateY(-2px);
      background: #fff;
    }

    .hero-card {
      position: relative;
      background: linear-gradient(145deg, rgba(255,255,255,0.95), rgba(246,240,229,0.95));
      border: 1px solid rgba(230, 222, 209, 0.9);
      border-radius: var(--radius-xl);
      padding: clamp(22px, 4vw, 34px);
      box-shadow: var(--shadow);
      overflow: hidden;
    }

    .hero-card::after {
      content: "";
      position: absolute;
      width: 170px;
      height: 170px;
      right: -80px;
      top: -60px;
      border-radius: 50%;
      background: rgba(181, 107, 56, 0.13);
    }

    .check-panel {
      position: relative;
      display: grid;
      gap: 16px;
    }

    .check-row {
      display: grid;
      grid-template-columns: 40px 1fr;
      gap: 12px;
      align-items: start;
      padding: 14px;
      border-radius: 18px;
      background: rgba(255, 255, 255, 0.74);
      border: 1px solid rgba(230, 222, 209, 0.72);
    }

    .check-icon {
      width: 40px;
      height: 40px;
      border-radius: 14px;
      display: grid;
      place-items: center;
      background: #f2e4d5;
      color: var(--accent-dark);
      font-weight: 900;
    }

    .check-row strong {
      display: block;
      margin-bottom: 2px;
      color: #282018;
    }

    .check-row span {
      display: block;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.55;
    }

    section {
      padding: clamp(34px, 6vw, 64px) 0;
    }

    .section-head {
      display: grid;
      gap: 10px;
      max-width: 760px;
      margin-bottom: 24px;
    }

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

    h2 {
      margin: 0;
      font-size: clamp(26px, 4vw, 40px);
      line-height: 1.18;
      letter-spacing: -0.035em;
    }

    .section-head p {
      margin: 0;
      color: var(--muted);
      font-size: 16px;
    }

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

    .reason-item {
      padding: 22px 18px;
      min-height: 170px;
      background: rgba(255,255,255,0.72);
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      box-shadow: 0 12px 28px rgba(89, 66, 42, 0.06);
      transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
    }

    .reason-item:hover {
      transform: translateY(-5px);
      box-shadow: 0 18px 38px rgba(89, 66, 42, 0.11);
      border-color: rgba(181, 107, 56, 0.32);
    }

    .reason-item b {
      display: inline-grid;
      place-items: center;
      width: 34px;
      height: 34px;
      margin-bottom: 16px;
      border-radius: 12px;
      background: #e8f0e6;
      color: var(--green);
      font-size: 16px;
    }

    .reason-item h3 {
      margin: 0 0 8px;
      font-size: 18px;
      line-height: 1.35;
    }

    .reason-item p {
      margin: 0;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.65;
    }

    .guide-wrap {
      display: grid;
      grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
      gap: 22px;
      align-items: start;
    }

    .note-box {
      padding: 26px;
      border-radius: var(--radius-xl);
      background: #2d251d;
      color: #fff7ed;
      box-shadow: 0 20px 44px rgba(45, 37, 29, 0.16);
    }

    .note-box h2 {
      color: #fffaf2;
      font-size: clamp(24px, 3.6vw, 34px);
    }

    .note-box p {
      margin: 14px 0 0;
      color: #eadfd0;
    }

    .mini-list {
      margin: 22px 0 0;
      padding: 0;
      list-style: none;
      display: grid;
      gap: 10px;
    }

    .mini-list li {
      display: flex;
      gap: 10px;
      align-items: flex-start;
      color: #fff4e6;
    }

    .mini-list li::before {
      content: "";
      flex: 0 0 7px;
      width: 7px;
      height: 7px;
      margin-top: 10px;
      border-radius: 50%;
      background: #d9a16b;
    }

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

    .guide-card {
      padding: 20px;
      border-radius: var(--radius-lg);
      background: rgba(255,255,255,0.75);
      border: 1px solid var(--line);
    }

    .guide-card h3 {
      margin: 0 0 6px;
      font-size: 18px;
    }

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

    .services {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 16px;
    }

    .service-card {
      display: grid;
      gap: 12px;
      padding: 22px;
      border-radius: var(--radius-lg);
      background: linear-gradient(180deg, rgba(255,255,255,0.86), rgba(250,246,239,0.86));
      border: 1px solid var(--line);
    }

    .service-card h3 {
      margin: 0;
      font-size: 19px;
    }

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

    .service-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 4px;
    }

    .service-tags span {
      padding: 5px 9px;
      border-radius: 999px;
      background: #f0e6d8;
      color: #6b462f;
      font-size: 13px;
      font-weight: 700;
    }

    .process {
      display: grid;
      gap: 12px;
      counter-reset: step;
    }

    .process-item {
      counter-increment: step;
      display: grid;
      grid-template-columns: 54px 1fr;
      gap: 16px;
      align-items: start;
      padding: 20px;
      border-radius: var(--radius-lg);
      background: rgba(255,255,255,0.78);
      border: 1px solid var(--line);
    }

    .process-item::before {
      content: counter(step);
      width: 54px;
      height: 54px;
      border-radius: 18px;
      display: grid;
      place-items: center;
      background: #f2e4d5;
      color: var(--accent-dark);
      font-weight: 900;
      font-size: 20px;
    }

    .process-item h3 {
      margin: 0 0 6px;
      font-size: 18px;
    }

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

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

    .faq-item {
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      background: rgba(255,255,255,0.78);
      overflow: hidden;
    }

    .faq-button {
      width: 100%;
      min-height: 58px;
      border: 0;
      background: transparent;
      color: var(--text);
      padding: 18px 20px;
      font: inherit;
      font-weight: 800;
      text-align: left;
      display: flex;
      justify-content: space-between;
      gap: 16px;
      align-items: center;
      cursor: pointer;
    }

    .faq-button span:last-child {
      flex: 0 0 auto;
      width: 28px;
      height: 28px;
      border-radius: 50%;
      display: grid;
      place-items: center;
      background: #f1e7d9;
      transition: transform 0.2s ease;
    }

    .faq-content {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.28s ease;
    }

    .faq-content p {
      margin: 0;
      padding: 0 20px 20px;
      color: var(--muted);
      font-size: 15px;
    }

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

    .cta {
      padding-bottom: clamp(40px, 6vw, 70px);
    }

    .cta-card {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 24px;
      align-items: center;
      padding: clamp(24px, 5vw, 38px);
      border-radius: var(--radius-xl);
      background:
        linear-gradient(135deg, rgba(79, 118, 93, 0.14), rgba(181, 107, 56, 0.14)),
        #fffaf2;
      border: 1px solid var(--line);
      box-shadow: var(--shadow);
    }

    .cta-card h2 {
      font-size: clamp(24px, 4vw, 36px);
    }

    .cta-card p {
      margin: 10px 0 0;
      color: var(--muted);
    }

    .site-footer {
      border-top: 1px solid var(--line);
      background: #f4eee3;
      color: #302921;
    }

    .footer-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
      padding: 24px var(--pad);
      font-size: 14px;
    }

    .footer-links {
      display: flex;
      gap: 14px;
      flex-wrap: wrap;
      color: #564b40;
    }

    .footer-links a:hover {
      color: var(--accent-dark);
    }

    .reveal {
      opacity: 0;
      transform: translateY(18px);
      transition: opacity 0.55s ease, transform 0.55s ease;
    }

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

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

      .reveal,
      .reason-item,
      .btn,
      .faq-content {
        transition: none;
      }
    }

    @media (max-width: 920px) {
      .hero-grid,
      .guide-wrap,
      .cta-card {
        grid-template-columns: 1fr;
      }

      .reason-strip,
      .services {
        grid-template-columns: repeat(2, 1fr);
      }

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

    @media (max-width: 720px) {
      .nav {
        min-height: 64px;
      }

      .nav-toggle {
        display: inline-flex;
      }

      .nav-links {
        position: absolute;
        left: var(--pad);
        right: var(--pad);
        top: 72px;
        display: none;
        flex-direction: column;
        align-items: stretch;
        padding: 10px;
        border: 1px solid var(--line);
        border-radius: 18px;
        background: #fffaf3;
        box-shadow: var(--shadow);
      }

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

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

      .hero {
        padding-top: 36px;
      }

      .reason-strip,
      .services {
        grid-template-columns: 1fr;
      }

      .process-item {
        grid-template-columns: 44px 1fr;
        gap: 12px;
      }

      .process-item::before {
        width: 44px;
        height: 44px;
        border-radius: 15px;
        font-size: 18px;
      }

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

    @media (max-width: 420px) {
      .hero-actions {
        flex-direction: column;
      }

      .btn {
        width: 100%;
      }

      .check-row {
        grid-template-columns: 1fr;
      }

      .check-icon {
        width: 36px;
        height: 36px;
      }
    }