:root {
      --bg: #fff8f7;
      --bg-soft: #fff1ef;
      --card: #ffffff;
      --card-rose: #fff5f3;
      --text: #2f2a2a;
      --muted: #6f6260;
      --light: #8c7b78;
      --primary: #c97b85;
      --primary-dark: #9f5460;
      --accent: #f0b7ae;
      --line: #ead8d4;
      --shadow: 0 18px 50px rgba(168, 92, 96, 0.13);
      --shadow-soft: 0 10px 30px rgba(153, 91, 94, 0.08);
      --radius-lg: 28px;
      --radius-md: 20px;
      --radius-sm: 14px;
      --container: 1140px;
      --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", Arial, sans-serif;
      color: var(--text);
      background:
        radial-gradient(circle at 8% 8%, rgba(240, 183, 174, 0.35), transparent 28%),
        radial-gradient(circle at 92% 16%, rgba(255, 224, 218, 0.75), transparent 32%),
        linear-gradient(180deg, #fff8f7 0%, #fffdfb 48%, #fff7f4 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% - 2 * var(--pad), var(--container));
      margin-inline: auto;
    }

    .topbar {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(255, 248, 247, 0.88);
      backdrop-filter: blur(16px);
      border-bottom: 1px solid rgba(234, 216, 212, 0.75);
    }

    .nav {
      min-height: 74px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
    }

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

    .logo {
      width: 42px;
      height: 42px;
      border-radius: 16px;
      display: grid;
      place-items: center;
      color: #ffffff;
      background: linear-gradient(135deg, #d98d95, #a65a66);
      box-shadow: 0 12px 24px rgba(166, 90, 102, 0.24);
      font-size: 22px;
      letter-spacing: 1px;
    }

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

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

    .brand-text span {
      font-size: 12px;
      color: var(--muted);
      font-weight: 500;
      margin-top: 3px;
    }

    .nav-links {
      display: flex;
      align-items: center;
      justify-content: flex-end;
      gap: 4px;
      margin-left: auto;
    }

    .nav-links a {
      padding: 10px 12px;
      border-radius: 999px;
      color: #504746;
      font-size: 14px;
      font-weight: 600;
      transition: background 0.25s ease, color 0.25s ease, transform 0.25s ease;
      white-space: nowrap;
    }

    .nav-links a:hover {
      background: #fff0ed;
      color: var(--primary-dark);
      transform: translateY(-1px);
    }

    .nav-cta {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 42px;
      padding: 10px 18px;
      border-radius: 999px;
      background: #2f2a2a;
      color: #ffffff;
      font-size: 14px;
      font-weight: 700;
      box-shadow: 0 14px 26px rgba(47, 42, 42, 0.15);
      transition: transform 0.25s ease, box-shadow 0.25s ease;
      white-space: nowrap;
    }

    .nav-cta:hover {
      transform: translateY(-2px);
      box-shadow: 0 18px 34px rgba(47, 42, 42, 0.19);
    }

    .menu-btn {
      display: none;
      width: 46px;
      height: 46px;
      border: 1px solid var(--line);
      border-radius: 15px;
      background: #ffffff;
      color: var(--text);
      align-items: center;
      justify-content: center;
      cursor: pointer;
    }

    .menu-btn span {
      width: 20px;
      height: 2px;
      background: currentColor;
      position: relative;
      display: block;
      border-radius: 2px;
    }

    .menu-btn span::before,
    .menu-btn span::after {
      content: "";
      position: absolute;
      left: 0;
      width: 20px;
      height: 2px;
      background: currentColor;
      border-radius: 2px;
      transition: transform 0.25s ease, top 0.25s ease;
    }

    .menu-btn span::before {
      top: -7px;
    }

    .menu-btn span::after {
      top: 7px;
    }

    .hero {
      padding: clamp(38px, 7vw, 86px) 0 34px;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
      gap: clamp(24px, 5vw, 56px);
      align-items: center;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 9px;
      padding: 7px 13px;
      border-radius: 999px;
      background: rgba(255, 255, 255, 0.76);
      border: 1px solid rgba(234, 216, 212, 0.9);
      color: var(--primary-dark);
      font-size: 13px;
      font-weight: 700;
      box-shadow: var(--shadow-soft);
    }

    .eyebrow::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--primary);
      box-shadow: 0 0 0 6px rgba(201, 123, 133, 0.13);
    }

    h1 {
      margin: 18px 0 16px;
      font-size: clamp(34px, 7vw, 58px);
      line-height: 1.08;
      letter-spacing: -1.2px;
      color: #302726;
    }

    .hero-desc {
      max-width: 650px;
      margin: 0;
      color: var(--muted);
      font-size: clamp(16px, 2vw, 18px);
    }

    .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: 48px;
      padding: 12px 20px;
      border-radius: 999px;
      font-weight: 800;
      border: 1px solid transparent;
      transition: transform 0.24s ease, box-shadow 0.24s ease, background 0.24s ease;
      cursor: pointer;
    }

    .btn-primary {
      color: #ffffff;
      background: linear-gradient(135deg, #cf7f89, #a65a66);
      box-shadow: 0 18px 34px rgba(166, 90, 102, 0.22);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 22px 42px rgba(166, 90, 102, 0.27);
    }

    .btn-secondary {
      color: #4b4040;
      background: #ffffff;
      border-color: var(--line);
      box-shadow: var(--shadow-soft);
    }

    .btn-secondary:hover {
      transform: translateY(-2px);
      background: #fff5f3;
    }

    .hero-note {
      margin-top: 18px;
      color: var(--light);
      font-size: 14px;
    }

    .phone-showcase {
      position: relative;
      padding: clamp(16px, 2vw, 22px);
      border-radius: 34px;
      background: linear-gradient(145deg, rgba(255, 255, 255, 0.8), rgba(255, 243, 240, 0.9));
      border: 1px solid rgba(234, 216, 212, 0.95);
      box-shadow: var(--shadow);
      overflow: hidden;
    }

    .phone-showcase::before {
      content: "";
      position: absolute;
      inset: auto -80px -100px auto;
      width: 240px;
      height: 240px;
      border-radius: 50%;
      background: rgba(240, 183, 174, 0.28);
      filter: blur(2px);
    }

    .photo-stack {
      position: relative;
      display: grid;
      grid-template-columns: 0.92fr 1.08fr;
      gap: 14px;
      align-items: stretch;
      z-index: 1;
    }

    .photo-card {
      background: #ffffff;
      border-radius: 24px;
      border: 1px solid rgba(234, 216, 212, 0.95);
      overflow: hidden;
      box-shadow: 0 14px 36px rgba(115, 71, 73, 0.1);
    }

    .photo-card:first-child {
      transform: translateY(18px);
    }

    .photo-wrap {
      aspect-ratio: 4 / 5;
      background: #fff4f1;
      display: flex;
      align-items: center;
      justify-content: center;
      overflow: hidden;
    }

    .photo-wrap img {
      width: 100%;
      height: 100%;
      object-fit: contain;
    }

    .showcase-label {
      position: relative;
      z-index: 1;
      margin-top: 22px;
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 10px;
    }

    .mini-stat {
      padding: 13px;
      border-radius: 18px;
      background: rgba(255, 255, 255, 0.82);
      border: 1px solid rgba(234, 216, 212, 0.85);
    }

    .mini-stat strong {
      display: block;
      font-size: 16px;
      color: #3c3332;
      line-height: 1.25;
    }

    .mini-stat span {
      display: block;
      margin-top: 5px;
      color: var(--muted);
      font-size: 12px;
      line-height: 1.45;
    }

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

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

    .section-kicker {
      margin: 0 0 8px;
      color: var(--primary-dark);
      font-size: 13px;
      font-weight: 800;
      letter-spacing: 0.08em;
      text-transform: uppercase;
    }

    h2 {
      margin: 0;
      color: #332b2a;
      font-size: clamp(25px, 4vw, 38px);
      line-height: 1.22;
      letter-spacing: -0.5px;
    }

    .section-lead {
      max-width: 440px;
      margin: 0;
      color: var(--muted);
      font-size: 15px;
    }

    .alert-strip {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
      align-items: stretch;
    }

    .alert-box {
      padding: clamp(18px, 3vw, 26px);
      border-radius: var(--radius-lg);
      background: rgba(255, 255, 255, 0.82);
      border: 1px solid rgba(234, 216, 212, 0.95);
      box-shadow: var(--shadow-soft);
    }

    .alert-box.warning {
      background: linear-gradient(145deg, #fff7f5, #fff1ef);
    }

    .alert-box h3 {
      margin: 0 0 12px;
      font-size: 21px;
      color: #3a3030;
    }

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

    .check-list li {
      display: flex;
      gap: 10px;
      align-items: flex-start;
      color: var(--muted);
      font-size: 15px;
    }

    .check-list li::before {
      content: "✓";
      flex: 0 0 22px;
      width: 22px;
      height: 22px;
      border-radius: 50%;
      display: inline-grid;
      place-items: center;
      margin-top: 2px;
      background: #ffe6e1;
      color: var(--primary-dark);
      font-size: 13px;
      font-weight: 900;
    }

    .check-list.avoid li::before {
      content: "!";
      background: #fff0d9;
      color: #9a6230;
    }

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

    .service-card {
      padding: 22px;
      border-radius: 24px;
      background: #ffffff;
      border: 1px solid rgba(234, 216, 212, 0.9);
      box-shadow: var(--shadow-soft);
      transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
    }

    .service-card:hover {
      transform: translateY(-5px);
      border-color: rgba(201, 123, 133, 0.45);
      box-shadow: 0 20px 42px rgba(153, 91, 94, 0.13);
    }

    .icon {
      width: 44px;
      height: 44px;
      border-radius: 16px;
      display: grid;
      place-items: center;
      background: #fff0ed;
      color: var(--primary-dark);
      font-size: 22px;
      margin-bottom: 14px;
    }

    .service-card h3 {
      margin: 0 0 8px;
      font-size: 18px;
      color: #362d2c;
      line-height: 1.35;
    }

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

    .solution-panel {
      padding: clamp(22px, 4vw, 34px);
      border-radius: 32px;
      background:
        linear-gradient(135deg, rgba(255, 255, 255, 0.92), rgba(255, 242, 239, 0.92)),
        radial-gradient(circle at 0 0, rgba(240, 183, 174, 0.42), transparent 30%);
      border: 1px solid rgba(234, 216, 212, 0.95);
      box-shadow: var(--shadow);
    }

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

    .step {
      position: relative;
      padding: 20px;
      border-radius: 22px;
      background: rgba(255, 255, 255, 0.82);
      border: 1px solid rgba(234, 216, 212, 0.92);
      counter-increment: step;
    }

    .step::before {
      content: counter(step);
      display: inline-grid;
      place-items: center;
      width: 34px;
      height: 34px;
      border-radius: 50%;
      color: #ffffff;
      background: #c97b85;
      font-weight: 900;
      margin-bottom: 14px;
    }

    .step h3 {
      margin: 0 0 8px;
      font-size: 17px;
      color: #352d2c;
    }

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

    .guarantee-layout {
      display: grid;
      grid-template-columns: 0.85fr 1.15fr;
      gap: 18px;
      align-items: start;
    }

    .policy-card,
    .contact-card,
    .related-card {
      padding: clamp(20px, 3vw, 28px);
      border-radius: var(--radius-lg);
      background: rgba(255, 255, 255, 0.86);
      border: 1px solid rgba(234, 216, 212, 0.95);
      box-shadow: var(--shadow-soft);
    }

    .policy-card h3,
    .contact-card h3,
    .related-card h3 {
      margin: 0 0 14px;
      font-size: 21px;
      color: #3a3030;
    }

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

    .policy-list li {
      padding: 14px 15px;
      border-radius: 18px;
      background: #fff7f5;
      border: 1px solid rgba(234, 216, 212, 0.8);
      color: var(--muted);
      font-size: 14px;
    }

    .policy-list strong {
      color: #3c3332;
    }

    .contact-layout {
      display: grid;
      grid-template-columns: 1fr 0.8fr;
      gap: 18px;
      align-items: stretch;
    }

    .contact-info {
      display: grid;
      gap: 12px;
    }

    .info-row {
      padding: 15px;
      border-radius: 18px;
      background: #fff7f5;
      border: 1px solid rgba(234, 216, 212, 0.84);
    }

    .info-row span {
      display: block;
      color: var(--light);
      font-size: 13px;
      margin-bottom: 4px;
    }

    .info-row strong,
    .info-row a {
      color: #3a3030;
      font-weight: 800;
    }

    .qr-box {
      padding: 16px;
      border-radius: 24px;
      background: #ffffff;
      border: 1px solid rgba(234, 216, 212, 0.95);
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      text-align: center;
      gap: 12px;
    }

    .qr-box img {
      width: min(190px, 58vw);
      border-radius: 16px;
      border: 1px solid var(--line);
      background: #fff;
    }

    .qr-box strong {
      color: #3a3030;
    }

    .map-link {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 44px;
      padding: 10px 15px;
      border-radius: 999px;
      color: #ffffff;
      background: #3a3030;
      font-weight: 800;
      font-size: 14px;
      margin-top: 8px;
    }

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

    .faq-item {
      border-radius: 22px;
      background: rgba(255, 255, 255, 0.88);
      border: 1px solid rgba(234, 216, 212, 0.95);
      overflow: hidden;
      box-shadow: 0 8px 24px rgba(153, 91, 94, 0.06);
    }

    .faq-question {
      width: 100%;
      min-height: 62px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      padding: 17px 20px;
      border: 0;
      background: transparent;
      color: #342b2b;
      font-size: 16px;
      font-weight: 800;
      text-align: left;
      cursor: pointer;
    }

    .faq-question::after {
      content: "+";
      flex: 0 0 auto;
      width: 28px;
      height: 28px;
      border-radius: 50%;
      display: grid;
      place-items: center;
      background: #fff0ed;
      color: var(--primary-dark);
      font-size: 20px;
      line-height: 1;
      transition: transform 0.25s ease;
    }

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

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

    .faq-answer p {
      margin: 0;
      padding: 0 20px 18px;
      color: var(--muted);
      font-size: 15px;
    }

    .related-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 12px;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .related-grid a {
      min-height: 54px;
      display: flex;
      align-items: center;
      padding: 13px 15px;
      border-radius: 17px;
      background: #fff7f5;
      color: #4c4241;
      border: 1px solid rgba(234, 216, 212, 0.85);
      font-weight: 700;
      font-size: 14px;
      transition: transform 0.22s ease, background 0.22s ease, color 0.22s ease;
    }

    .related-grid a:hover {
      transform: translateY(-2px);
      background: #ffece8;
      color: var(--primary-dark);
    }

    .closing {
      padding: clamp(22px, 4vw, 34px);
      border-radius: 32px;
      background: linear-gradient(135deg, #3b3030, #5e3c42);
      color: #ffffff;
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 22px;
      align-items: center;
      box-shadow: 0 22px 48px rgba(63, 47, 48, 0.22);
    }

    .closing h2 {
      color: #ffffff;
      font-size: clamp(24px, 4vw, 34px);
    }

    .closing p {
      margin: 10px 0 0;
      color: #ffe8e3;
      max-width: 680px;
    }

    .closing .btn {
      background: #ffffff;
      color: #3b3030;
      box-shadow: none;
    }

    .footer {
      margin-top: 0;
      padding: 24px 0 28px;
      background: #fff1ef;
      border-top: 1px solid rgba(234, 216, 212, 0.95);
      color: #403837;
    }

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

    .footer strong {
      color: #332b2a;
    }

    .footer p {
      margin: 4px 0 0;
      color: #6f6260;
      font-size: 13px;
    }

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

    .footer-links a {
      color: #4f4544;
      font-size: 13px;
      font-weight: 700;
    }

    .reveal {
      opacity: 0;
      transform: translateY(18px);
      transition: opacity 0.58s ease, transform 0.58s ease;
    }

    .reveal.in-view {
      opacity: 1;
      transform: translateY(0);
    }

    @media (max-width: 980px) {
      .nav-links,
      .nav-cta {
        display: none;
      }

      .menu-btn {
        display: inline-flex;
      }

      .mobile-menu {
        display: none;
        padding: 0 0 16px;
      }

      .mobile-menu.active {
        display: block;
      }

      .mobile-menu a {
        display: block;
        padding: 13px 14px;
        margin-top: 7px;
        border-radius: 16px;
        background: rgba(255, 255, 255, 0.78);
        border: 1px solid rgba(234, 216, 212, 0.9);
        color: #463d3c;
        font-weight: 700;
      }

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

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

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

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

    @media (min-width: 981px) {
      .mobile-menu {
        display: none;
      }
    }

    @media (max-width: 720px) {
      :root {
        --pad: 16px;
      }

      .nav {
        min-height: 66px;
      }

      .brand-text span {
        display: none;
      }

      .hero {
        padding-top: 30px;
      }

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

      .btn {
        width: 100%;
      }

      .phone-showcase {
        border-radius: 26px;
      }

      .photo-stack {
        grid-template-columns: 1fr;
      }

      .photo-card:first-child {
        transform: none;
      }

      .showcase-label,
      .alert-strip,
      .service-grid,
      .steps,
      .related-grid {
        grid-template-columns: 1fr;
      }

      .section-head {
        margin-bottom: 18px;
      }

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

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

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

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

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