:root {
      --bg: #f7f1ea;
      --bg-soft: #fbf8f4;
      --panel: rgba(255, 252, 247, 0.88);
      --panel-solid: #fffaf4;
      --text: #2d241e;
      --muted: #6f6258;
      --line: #e7d9c9;
      --coffee: #8a5f3d;
      --coffee-dark: #5a3a24;
      --coffee-soft: #ead8c5;
      --green: #4c755d;
      --gold: #c09255;
      --shadow: 0 18px 46px rgba(92, 62, 35, 0.12);
      --radius: 18px;
      --container: 1160px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
      color: var(--text);
      background:
        radial-gradient(circle at 12% 8%, rgba(217, 190, 160, 0.35), transparent 26rem),
        radial-gradient(circle at 88% 18%, rgba(183, 205, 186, 0.32), transparent 24rem),
        linear-gradient(180deg, #f5ede3 0%, #fbf8f4 48%, #f6eee5 100%);
      line-height: 1.7;
      overflow-x: hidden;
    }

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

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

    button {
      font: inherit;
    }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 20;
      background: rgba(247, 241, 234, 0.88);
      backdrop-filter: blur(16px);
      border-bottom: 1px solid rgba(138, 95, 61, 0.12);
    }

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

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      min-width: 0;
      font-weight: 800;
      color: var(--coffee-dark);
    }

    .logo {
      width: 42px;
      height: 42px;
      display: grid;
      place-items: center;
      border-radius: 14px;
      color: #fffaf4;
      background: linear-gradient(135deg, #5a3a24, #a5734c);
      box-shadow: 0 10px 24px rgba(90, 58, 36, 0.24);
      flex: 0 0 auto;
    }

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

    .brand-text small {
      font-size: 12px;
      color: var(--muted);
      font-weight: 600;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 8px;
      color: #46382f;
      font-size: 15px;
      font-weight: 650;
    }

    .nav-links a {
      padding: 8px 12px;
      border-radius: 999px;
      transition: background 0.2s ease, color 0.2s ease;
    }

    .nav-links a:hover {
      background: rgba(138, 95, 61, 0.1);
      color: var(--coffee-dark);
    }

    .nav-action {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 40px;
      padding: 8px 16px;
      border-radius: 999px;
      background: var(--coffee-dark);
      color: #fffaf4;
      font-weight: 750;
      box-shadow: 0 10px 24px rgba(90, 58, 36, 0.2);
    }

    .menu-toggle {
      display: none;
      width: 42px;
      height: 42px;
      border: 1px solid var(--line);
      border-radius: 12px;
      background: rgba(255, 250, 244, 0.9);
      color: var(--coffee-dark);
      cursor: pointer;
    }

    .menu-toggle span {
      display: block;
      width: 18px;
      height: 2px;
      margin: 4px auto;
      background: currentColor;
      border-radius: 999px;
    }

    main {
      position: relative;
    }

    .hero {
      padding: 54px 0 34px;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
      gap: 34px;
      align-items: center;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin: 0 0 16px;
      padding: 7px 12px;
      border: 1px solid rgba(138, 95, 61, 0.18);
      border-radius: 999px;
      background: rgba(255, 250, 244, 0.72);
      color: var(--coffee-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(76, 117, 93, 0.14);
    }

    h1 {
      margin: 0;
      max-width: 680px;
      font-size: clamp(34px, 6vw, 58px);
      line-height: 1.12;
      letter-spacing: 0;
      color: #241a14;
    }

    .hero-lead {
      max-width: 620px;
      margin: 18px 0 0;
      color: var(--muted);
      font-size: 18px;
    }

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

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 46px;
      padding: 11px 18px;
      border-radius: 999px;
      border: 1px solid transparent;
      font-weight: 800;
      transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
    }

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

    .btn-primary {
      background: var(--coffee-dark);
      color: #fffaf4;
      box-shadow: 0 14px 30px rgba(90, 58, 36, 0.22);
    }

    .btn-secondary {
      background: rgba(255, 250, 244, 0.82);
      color: var(--coffee-dark);
      border-color: rgba(138, 95, 61, 0.22);
    }

    .hero-note {
      margin-top: 22px;
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      color: #57473d;
      font-size: 14px;
      font-weight: 650;
    }

    .hero-note span {
      padding: 7px 10px;
      border-radius: 999px;
      background: rgba(255, 250, 244, 0.7);
      border: 1px solid rgba(138, 95, 61, 0.12);
    }

    .visual {
      position: relative;
      padding: 14px;
      border-radius: 28px;
      background: linear-gradient(145deg, rgba(255, 252, 247, 0.9), rgba(234, 216, 197, 0.58));
      border: 1px solid rgba(138, 95, 61, 0.14);
      box-shadow: var(--shadow);
      overflow: hidden;
    }

    .visual::before {
      content: "";
      position: absolute;
      inset: auto -18% -24% 26%;
      height: 190px;
      border-radius: 50%;
      background: rgba(76, 117, 93, 0.18);
      filter: blur(28px);
      pointer-events: none;
    }

    .phone-frame {
      position: relative;
      z-index: 1;
      border-radius: 22px;
      overflow: hidden;
      background: #fffaf4;
      aspect-ratio: 4 / 3;
      display: grid;
      place-items: center;
    }

    .phone-frame img {
      width: 100%;
      height: 100%;
      object-fit: contain;
      padding: 14px;
    }

    .quick-card {
      position: relative;
      z-index: 2;
      margin-top: 14px;
      padding: 16px;
      border-radius: 18px;
      background: rgba(255, 250, 244, 0.92);
      border: 1px solid rgba(138, 95, 61, 0.14);
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 14px;
      align-items: center;
    }

    .quick-card strong {
      display: block;
      color: #2d211a;
      line-height: 1.35;
    }

    .quick-card span {
      display: block;
      color: var(--muted);
      font-size: 14px;
      margin-top: 4px;
    }

    .call-pill {
      white-space: nowrap;
      color: #fffaf4;
      background: var(--green);
      padding: 9px 12px;
      border-radius: 999px;
      font-weight: 800;
    }

    .section {
      padding: 38px 0;
    }

    .section-head {
      display: grid;
      grid-template-columns: minmax(0, 0.8fr) minmax(260px, 0.55fr);
      gap: 24px;
      align-items: end;
      margin-bottom: 22px;
    }

    .section-kicker {
      margin: 0 0 7px;
      color: var(--coffee);
      font-size: 14px;
      font-weight: 800;
    }

    h2 {
      margin: 0;
      color: #2a1f18;
      font-size: clamp(25px, 4vw, 38px);
      line-height: 1.2;
      letter-spacing: 0;
    }

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

    .service-grid {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 14px;
    }

    .service-card {
      padding: 20px;
      border-radius: var(--radius);
      background: rgba(255, 250, 244, 0.82);
      border: 1px solid rgba(138, 95, 61, 0.13);
      box-shadow: 0 12px 28px rgba(92, 62, 35, 0.08);
      transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
    }

    .service-card:hover {
      transform: translateY(-4px);
      border-color: rgba(138, 95, 61, 0.28);
      box-shadow: 0 18px 36px rgba(92, 62, 35, 0.12);
    }

    .service-icon {
      width: 38px;
      height: 38px;
      display: grid;
      place-items: center;
      border-radius: 12px;
      background: #efe0cf;
      color: var(--coffee-dark);
      font-weight: 900;
      margin-bottom: 14px;
    }

    .service-card h3 {
      margin: 0 0 8px;
      font-size: 18px;
      line-height: 1.35;
      color: #30241d;
    }

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

    .solution-wrap {
      display: grid;
      grid-template-columns: minmax(0, 0.92fr) minmax(320px, 1.08fr);
      gap: 18px;
      align-items: start;
    }

    .solution-panel {
      padding: 24px;
      border-radius: 22px;
      background: linear-gradient(145deg, rgba(255, 250, 244, 0.9), rgba(237, 224, 210, 0.75));
      border: 1px solid rgba(138, 95, 61, 0.15);
      box-shadow: var(--shadow);
    }

    .solution-panel h3 {
      margin: 0 0 12px;
      font-size: 22px;
      color: #2a1f18;
    }

    .solution-panel p {
      margin: 0;
      color: var(--muted);
    }

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

    .steps li {
      display: grid;
      grid-template-columns: 34px 1fr;
      gap: 12px;
      align-items: start;
      color: #3a2d25;
    }

    .steps b {
      width: 34px;
      height: 34px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      background: var(--coffee-dark);
      color: #fffaf4;
      font-size: 14px;
    }

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

    .gallery figure {
      margin: 0;
      border-radius: 20px;
      overflow: hidden;
      background: rgba(255, 250, 244, 0.86);
      border: 1px solid rgba(138, 95, 61, 0.13);
    }

    .gallery .wide {
      grid-column: 1 / -1;
    }

    .gallery .image-box {
      aspect-ratio: 16 / 10;
      display: grid;
      place-items: center;
      background: #fffaf4;
    }

    .gallery img {
      width: 100%;
      height: 100%;
      object-fit: contain;
      padding: 10px;
    }

    .gallery figcaption {
      padding: 10px 12px 12px;
      color: var(--muted);
      font-size: 14px;
    }

    .guarantee {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 14px;
    }

    .policy-card {
      padding: 20px;
      border-radius: 18px;
      background: rgba(255, 250, 244, 0.84);
      border: 1px solid rgba(138, 95, 61, 0.14);
    }

    .policy-card h3 {
      margin: 0 0 8px;
      font-size: 18px;
      color: #30241d;
    }

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

    .contact-band {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 220px;
      gap: 22px;
      align-items: center;
      padding: 26px;
      border-radius: 24px;
      background:
        linear-gradient(135deg, rgba(255, 250, 244, 0.92), rgba(232, 215, 195, 0.78)),
        linear-gradient(90deg, rgba(76, 117, 93, 0.12), transparent);
      border: 1px solid rgba(138, 95, 61, 0.14);
      box-shadow: var(--shadow);
    }

    .contact-band h2 {
      margin-bottom: 10px;
    }

    .contact-list {
      margin: 18px 0 0;
      padding: 0;
      list-style: none;
      display: grid;
      gap: 8px;
      color: #3c3028;
    }

    .contact-list strong {
      color: #2a1f18;
    }

    .qr-box {
      padding: 12px;
      border-radius: 18px;
      background: rgba(255, 250, 244, 0.82);
      border: 1px solid rgba(138, 95, 61, 0.15);
      text-align: center;
      color: var(--muted);
      font-size: 14px;
    }

    .qr-box .qr-image {
      aspect-ratio: 1 / 1;
      border-radius: 14px;
      overflow: hidden;
      background: #fff;
      display: grid;
      place-items: center;
      margin-bottom: 8px;
    }

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

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

    .faq-item {
      border: 1px solid rgba(138, 95, 61, 0.14);
      border-radius: 18px;
      background: rgba(255, 250, 244, 0.84);
      overflow: hidden;
    }

    .faq-question {
      width: 100%;
      padding: 18px 20px;
      border: 0;
      background: transparent;
      color: #30241d;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      text-align: left;
      cursor: pointer;
      font-weight: 800;
    }

    .faq-question::after {
      content: "+";
      width: 28px;
      height: 28px;
      flex: 0 0 auto;
      display: grid;
      place-items: center;
      border-radius: 50%;
      background: #efe0cf;
      color: var(--coffee-dark);
      font-size: 18px;
      line-height: 1;
    }

    .faq-item.is-open .faq-question::after {
      content: "-";
    }

    .faq-answer {
      display: none;
      padding: 0 20px 18px;
      color: var(--muted);
      font-size: 15px;
    }

    .faq-item.is-open .faq-answer {
      display: block;
    }

    .links-panel {
      padding: 22px;
      border-radius: 22px;
      background: rgba(255, 250, 244, 0.72);
      border: 1px solid rgba(138, 95, 61, 0.12);
    }

    .links-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 10px;
      margin-top: 14px;
    }

    .links-grid a {
      min-height: 44px;
      padding: 10px 12px;
      border-radius: 12px;
      background: rgba(255, 255, 255, 0.45);
      border: 1px solid rgba(138, 95, 61, 0.1);
      color: #4b3c32;
      font-size: 14px;
      transition: background 0.18s ease, transform 0.18s ease;
    }

    .links-grid a:hover {
      background: rgba(255, 250, 244, 0.95);
      transform: translateY(-2px);
    }

    .site-footer {
      padding: 24px 0;
      background: #f0e4d6;
      border-top: 1px solid rgba(138, 95, 61, 0.16);
      color: #3b2f27;
    }

    .footer-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      font-size: 14px;
    }

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

    .footer-links a {
      color: #4b3b31;
      font-weight: 650;
    }

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

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

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

      *,
      *::before,
      *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
      }

      .reveal {
        opacity: 1;
        transform: none;
      }
    }

    @media (max-width: 980px) {
      .hero-grid,
      .solution-wrap,
      .section-head,
      .contact-band {
        grid-template-columns: 1fr;
      }

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

      .contact-band {
        align-items: start;
      }

      .qr-box {
        max-width: 240px;
      }
    }

    @media (max-width: 760px) {
      .nav {
        min-height: 66px;
      }

      .menu-toggle {
        display: inline-block;
        flex: 0 0 auto;
      }

      .nav-links {
        position: absolute;
        left: 16px;
        right: 16px;
        top: 72px;
        display: none;
        padding: 12px;
        flex-direction: column;
        align-items: stretch;
        background: rgba(255, 250, 244, 0.96);
        border: 1px solid rgba(138, 95, 61, 0.16);
        border-radius: 18px;
        box-shadow: var(--shadow);
      }

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

      .nav-links a,
      .nav-action {
        width: 100%;
        justify-content: center;
        text-align: center;
      }

      .hero {
        padding-top: 34px;
      }

      .quick-card {
        grid-template-columns: 1fr;
      }

      .call-pill {
        justify-self: start;
      }

      .service-grid,
      .guarantee,
      .gallery,
      .links-grid {
        grid-template-columns: 1fr;
      }

      .gallery .wide {
        grid-column: auto;
      }

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

    @media (max-width: 420px) {
      .container {
        width: min(100% - 24px, var(--container));
      }

      .hero-actions {
        flex-direction: column;
      }

      .btn {
        width: 100%;
      }

      .contact-band,
      .solution-panel,
      .links-panel {
        padding: 20px;
      }
    }