:root {
      --bg: #fbf7ef;
      --bg-soft: #fffaf2;
      --card: #ffffff;
      --ink: #231b14;
      --muted: #6f6257;
      --line: rgba(120, 90, 50, 0.18);
      --gold: #c9943d;
      --gold-deep: #8c5d1f;
      --amber: #f1d49a;
      --brown: #4a3320;
      --green: #315c4a;
      --shadow: 0 18px 48px rgba(87, 58, 26, 0.12);
      --radius-xl: 28px;
      --radius-lg: 20px;
      --radius-md: 14px;
      --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(--ink);
      background:
        radial-gradient(circle at 8% 4%, rgba(224, 178, 91, 0.25), transparent 28%),
        radial-gradient(circle at 90% 12%, rgba(255, 230, 176, 0.55), transparent 24%),
        linear-gradient(180deg, #fff8ea 0%, var(--bg) 48%, #fffdf9 100%);
      line-height: 1.7;
      overflow-x: hidden;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      background-image:
        radial-gradient(circle, rgba(185, 126, 42, 0.16) 0 1px, transparent 1.8px),
        radial-gradient(circle, rgba(255, 217, 136, 0.22) 0 1.2px, transparent 2px);
      background-size: 78px 78px, 46px 46px;
      background-position: 0 0, 18px 24px;
      opacity: 0.45;
      z-index: -1;
      animation: foilDrift 18s linear infinite alternate;
    }

    @keyframes foilDrift {
      from { transform: translate3d(0, 0, 0); }
      to { transform: translate3d(12px, -10px, 0); }
    }

    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: 50;
      background: rgba(255, 250, 241, 0.86);
      backdrop-filter: blur(16px);
      border-bottom: 1px solid rgba(156, 111, 47, 0.14);
    }

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

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

    .logo-mark {
      width: 44px;
      height: 44px;
      display: grid;
      place-items: center;
      border-radius: 16px;
      color: #fffaf0;
      font-weight: 900;
      font-size: 23px;
      background:
        linear-gradient(135deg, rgba(255, 232, 166, 0.35), transparent 34%),
        linear-gradient(135deg, #302015, #9b6822 58%, #d9ad5a);
      box-shadow: 0 10px 24px rgba(139, 88, 28, 0.24);
    }

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

    .brand-text strong {
      font-size: 17px;
      letter-spacing: 0.04em;
    }

    .brand-text span {
      margin-top: 4px;
      color: var(--muted);
      font-size: 12px;
    }

    .nav-links {
      display: flex;
      align-items: center;
      justify-content: flex-end;
      gap: 8px;
      flex: 1;
    }

    .nav-links a {
      padding: 9px 12px;
      border-radius: 999px;
      color: #49392c;
      font-size: 14px;
      transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
      white-space: nowrap;
    }

    .nav-links a:hover {
      background: rgba(201, 148, 61, 0.14);
      color: var(--gold-deep);
      transform: translateY(-1px);
    }

    .nav-cta {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 40px;
      padding: 9px 16px;
      border-radius: 999px;
      background: #2d241d;
      color: #fff8e8;
      font-weight: 700;
      box-shadow: 0 10px 22px rgba(65, 43, 23, 0.18);
    }

    .menu-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border: 1px solid var(--line);
      border-radius: 14px;
      background: #fffaf2;
      color: var(--ink);
      cursor: pointer;
    }

    .menu-toggle span {
      display: block;
      width: 18px;
      height: 2px;
      margin: 4px auto;
      background: #3a2b1f;
      border-radius: 2px;
    }

    main {
      display: block;
    }

    section {
      padding: 54px 0;
    }

    .hero {
      padding: 56px 0 46px;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.04fr) minmax(320px, 0.76fr);
      gap: 34px;
      align-items: center;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 9px;
      padding: 8px 13px;
      border: 1px solid rgba(201, 148, 61, 0.24);
      border-radius: 999px;
      background: rgba(255, 255, 255, 0.68);
      color: var(--gold-deep);
      font-weight: 800;
      font-size: 13px;
      box-shadow: 0 8px 20px rgba(125, 82, 27, 0.06);
    }

    .eyebrow::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--gold);
      box-shadow: 0 0 0 6px rgba(201, 148, 61, 0.12);
    }

    h1 {
      margin: 22px 0 16px;
      font-size: clamp(36px, 7vw, 68px);
      line-height: 1.05;
      letter-spacing: -0.05em;
      color: #21180f;
    }

    .hero-lead {
      max-width: 720px;
      margin: 0;
      color: #5f5146;
      font-size: clamp(16px, 2.2vw, 19px);
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      margin-top: 28px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 46px;
      padding: 12px 20px;
      border-radius: 999px;
      border: 1px solid transparent;
      font-weight: 800;
      cursor: pointer;
      transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
    }

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

    .btn-primary {
      color: #fff7e8;
      background:
        linear-gradient(135deg, #2a2018, #65431c 52%, #c9943d);
      box-shadow: 0 16px 28px rgba(114, 74, 24, 0.22);
    }

    .btn-secondary {
      color: var(--brown);
      background: rgba(255, 255, 255, 0.72);
      border-color: rgba(201, 148, 61, 0.28);
    }

    .hero-note {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
      margin-top: 30px;
      max-width: 720px;
    }

    .note-item {
      padding: 14px;
      border-radius: 18px;
      border: 1px solid rgba(201, 148, 61, 0.18);
      background: rgba(255, 255, 255, 0.62);
      color: #4e4034;
      font-size: 14px;
    }

    .phone-stage {
      position: relative;
      border-radius: 34px;
      padding: 18px;
      background:
        linear-gradient(135deg, rgba(255, 255, 255, 0.84), rgba(255, 243, 217, 0.78)),
        linear-gradient(135deg, rgba(217, 170, 88, 0.3), transparent);
      border: 1px solid rgba(201, 148, 61, 0.22);
      box-shadow: var(--shadow);
      overflow: hidden;
    }

    .phone-stage::before {
      content: "";
      position: absolute;
      width: 180px;
      height: 180px;
      right: -54px;
      top: -58px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(240, 196, 105, 0.55), transparent 68%);
    }

    .phone-card {
      position: relative;
      z-index: 1;
      display: grid;
      gap: 14px;
    }

    .phone-frame {
      overflow: hidden;
      border-radius: 26px;
      background: #f6ead8;
      border: 1px solid rgba(89, 58, 23, 0.12);
      aspect-ratio: 4 / 3;
    }

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

    .decision-panel {
      position: relative;
      z-index: 1;
      padding: 18px;
      border-radius: 22px;
      background: #fffdf8;
      border: 1px solid rgba(201, 148, 61, 0.18);
    }

    .decision-panel strong {
      display: block;
      margin-bottom: 8px;
      color: #2c2118;
      font-size: 18px;
    }

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

    .section-head {
      display: flex;
      align-items: end;
      justify-content: space-between;
      gap: 24px;
      margin-bottom: 26px;
    }

    .section-kicker {
      display: block;
      margin-bottom: 8px;
      color: var(--gold-deep);
      font-weight: 900;
      font-size: 13px;
      letter-spacing: 0.12em;
    }

    h2 {
      margin: 0;
      color: #21180f;
      font-size: clamp(26px, 4vw, 40px);
      line-height: 1.18;
      letter-spacing: -0.03em;
    }

    .section-desc {
      max-width: 430px;
      margin: 0;
      color: var(--muted);
      font-size: 15px;
    }

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

    .service-card {
      position: relative;
      padding: 22px;
      border-radius: 24px;
      background: rgba(255, 255, 255, 0.78);
      border: 1px solid rgba(201, 148, 61, 0.18);
      box-shadow: 0 12px 32px rgba(88, 55, 20, 0.07);
      overflow: hidden;
      transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
    }

    .service-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 18px 38px rgba(88, 55, 20, 0.12);
      border-color: rgba(201, 148, 61, 0.36);
    }

    .service-card::after {
      content: "";
      position: absolute;
      width: 58px;
      height: 58px;
      right: -18px;
      top: -18px;
      border-radius: 18px;
      background: linear-gradient(135deg, rgba(201, 148, 61, 0.32), rgba(255, 238, 184, 0.08));
      transform: rotate(18deg);
    }

    .service-icon {
      width: 42px;
      height: 42px;
      display: grid;
      place-items: center;
      border-radius: 15px;
      background: #fff2cf;
      color: var(--gold-deep);
      font-weight: 900;
      margin-bottom: 16px;
    }

    .service-card h3,
    .solution-text h3,
    .promise-card h3,
    .contact-card h3,
    .faq-item h3 {
      margin: 0 0 8px;
      color: #251b12;
      font-size: 18px;
      line-height: 1.35;
    }

    .service-card p,
    .solution-text p,
    .promise-card p,
    .contact-card p,
    .faq-item p {
      margin: 0;
      color: var(--muted);
      font-size: 14.5px;
    }

    .solution-wrap {
      display: grid;
      grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
      gap: 22px;
      align-items: stretch;
    }

    .value-box {
      padding: 28px;
      border-radius: var(--radius-xl);
      background:
        linear-gradient(145deg, rgba(255, 255, 255, 0.86), rgba(255, 242, 210, 0.8));
      border: 1px solid rgba(201, 148, 61, 0.2);
      box-shadow: var(--shadow);
    }

    .value-box h3 {
      margin: 0 0 14px;
      font-size: 24px;
      line-height: 1.25;
    }

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

    .check-list li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      color: #504236;
    }

    .check-list li::before {
      content: "✓";
      flex: 0 0 auto;
      width: 22px;
      height: 22px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      background: rgba(49, 92, 74, 0.12);
      color: var(--green);
      font-size: 13px;
      font-weight: 900;
      margin-top: 2px;
    }

    .solution-list {
      display: grid;
      gap: 14px;
    }

    .solution-item {
      display: grid;
      grid-template-columns: 84px minmax(0, 1fr);
      gap: 16px;
      align-items: center;
      padding: 14px;
      border-radius: 22px;
      background: rgba(255, 255, 255, 0.78);
      border: 1px solid rgba(201, 148, 61, 0.16);
    }

    .solution-media {
      border-radius: 18px;
      background: #f5ead8;
      aspect-ratio: 1;
      overflow: hidden;
      border: 1px solid rgba(95, 62, 27, 0.1);
    }

    .solution-media img {
      width: 100%;
      height: 100%;
      object-fit: contain;
      padding: 5px;
    }

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

    .promise-card {
      padding: 24px;
      border-radius: 24px;
      background: #fffdf8;
      border: 1px solid rgba(201, 148, 61, 0.18);
      box-shadow: 0 12px 30px rgba(83, 50, 15, 0.07);
    }

    .promise-card ul {
      display: grid;
      gap: 10px;
      margin: 14px 0 0;
      padding-left: 18px;
      color: var(--muted);
      font-size: 14px;
    }

    .resource-strip {
      margin-top: 20px;
      padding: 22px;
      border-radius: 24px;
      background: rgba(255, 249, 236, 0.84);
      border: 1px solid rgba(201, 148, 61, 0.16);
    }

    .resource-strip h3 {
      margin: 0 0 14px;
      font-size: 20px;
    }

    .resource-links {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 10px 18px;
    }

    .resource-links a {
      color: #5a3b18;
      font-size: 14px;
      text-decoration: underline;
      text-decoration-color: rgba(201, 148, 61, 0.38);
      text-underline-offset: 4px;
    }

    .contact-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 320px;
      gap: 18px;
      align-items: stretch;
    }

    .contact-card {
      padding: 26px;
      border-radius: var(--radius-xl);
      background: rgba(255, 255, 255, 0.82);
      border: 1px solid rgba(201, 148, 61, 0.18);
      box-shadow: var(--shadow);
    }

    .info-list {
      display: grid;
      gap: 12px;
      margin-top: 18px;
    }

    .info-row {
      display: grid;
      grid-template-columns: 88px minmax(0, 1fr);
      gap: 12px;
      padding: 13px 0;
      border-bottom: 1px dashed rgba(132, 95, 47, 0.22);
    }

    .info-row:last-child {
      border-bottom: none;
    }

    .info-row span {
      color: var(--gold-deep);
      font-weight: 900;
    }

    .info-row strong,
    .info-row a {
      color: #2f241b;
      font-weight: 700;
    }

    .qr-card {
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      gap: 16px;
      padding: 22px;
      border-radius: var(--radius-xl);
      background:
        linear-gradient(145deg, #342419, #805521 62%, #d3a55a);
      color: #fff8e8;
      box-shadow: 0 18px 42px rgba(85, 54, 20, 0.18);
    }

    .qr-card h3 {
      margin: 0 0 8px;
      color: #fffaf0;
      font-size: 21px;
    }

    .qr-card p {
      margin: 0;
      color: rgba(255, 250, 240, 0.86);
      font-size: 14px;
    }

    .qr-box {
      padding: 12px;
      border-radius: 22px;
      background: #fffaf2;
      border: 1px solid rgba(255, 255, 255, 0.38);
    }

    .qr-box img {
      width: 100%;
      border-radius: 14px;
      background: #fff;
    }

    .qr-card a {
      color: #fff7d7;
      font-weight: 800;
      text-decoration: underline;
      text-underline-offset: 4px;
    }

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

    .faq-item {
      padding: 22px;
      border-radius: 22px;
      background: rgba(255, 255, 255, 0.78);
      border: 1px solid rgba(201, 148, 61, 0.16);
    }

    .summary {
      padding: 34px;
      border-radius: 30px;
      background:
        linear-gradient(135deg, rgba(255, 255, 255, 0.9), rgba(255, 239, 199, 0.82));
      border: 1px solid rgba(201, 148, 61, 0.2);
      box-shadow: var(--shadow);
      text-align: center;
    }

    .summary p {
      max-width: 760px;
      margin: 14px auto 0;
      color: var(--muted);
    }

    .site-footer {
      margin-top: 18px;
      background: #2d2118;
      color: #fff6e6;
    }

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

    .footer-brand {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .footer-brand .logo-mark {
      width: 38px;
      height: 38px;
      border-radius: 13px;
      font-size: 20px;
    }

    .footer-text strong {
      display: block;
      color: #fffaf0;
    }

    .footer-text span {
      display: block;
      color: rgba(255, 246, 230, 0.72);
      font-size: 13px;
      margin-top: 2px;
    }

    .footer-links {
      display: flex;
      flex-wrap: wrap;
      justify-content: flex-end;
      gap: 12px;
      color: rgba(255, 246, 230, 0.82);
      font-size: 14px;
    }

    .footer-links a {
      color: rgba(255, 246, 230, 0.86);
    }

    .reveal {
      opacity: 0;
      transform: translateY(18px);
      transition: opacity 0.7s ease, transform 0.7s ease;
    }

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

    @media (max-width: 980px) {
      .nav-links {
        position: absolute;
        left: 16px;
        right: 16px;
        top: 74px;
        display: none;
        flex-direction: column;
        align-items: stretch;
        padding: 14px;
        border-radius: 22px;
        background: rgba(255, 250, 241, 0.98);
        border: 1px solid rgba(201, 148, 61, 0.18);
        box-shadow: var(--shadow);
      }

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

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

      .menu-toggle {
        display: block;
      }

      .hero-grid,
      .solution-wrap,
      .contact-layout {
        grid-template-columns: 1fr;
      }

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

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

      .qr-card {
        max-width: 520px;
      }

      .resource-links {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 720px) {
      .container {
        width: min(100% - 24px, var(--container));
      }

      section {
        padding: 38px 0;
      }

      .hero {
        padding-top: 34px;
      }

      .brand-text span {
        display: none;
      }

      .hero-note,
      .service-grid,
      .faq-grid {
        grid-template-columns: 1fr;
      }

      .section-head {
        display: grid;
        gap: 12px;
      }

      .solution-item {
        grid-template-columns: 70px minmax(0, 1fr);
      }

      .info-row {
        grid-template-columns: 1fr;
        gap: 4px;
      }

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

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

    @media (prefers-reduced-motion: reduce) {
      *,
      *::before,
      *::after {
        animation: none !important;
        transition: none !important;
        scroll-behavior: auto !important;
      }

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