:root {
      color-scheme: light;
      --ink: #20242b;
      --muted: #626975;
      --paper: #fffaf7;
      --white: #fff;
      --line: #eadfd9;
      --coral: #ef5c51;
      --pink: #f7a3a0;
      --plum: #702e51;
      --orange: #f3a340;
      --teal: #136f70;
      --soft: #fff0e9;
      --container: 1160px;
    }
    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      background: var(--paper);
      color: var(--ink);
      font: 16px/1.65 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    }
    a { color: inherit; text-decoration: none; }
    button, input, select, textarea { font: inherit; }
    img { display: block; max-width: 100%; height: auto; }
    .container { width: min(var(--container), calc(100% - 40px)); margin-inline: auto; }
    .site-header { position: sticky; top: 0; z-index: 20; background: rgba(255,250,247,.96); border-bottom: 1px solid rgba(234,223,217,.85); backdrop-filter: blur(14px); }
    .nav-row { min-height: 74px; display: flex; align-items: center; justify-content: space-between; gap: 22px; }
    .brand { display: inline-flex; align-items: center; flex: 0 0 auto; }
    .brand img { width: 150px; max-height: 46px; object-fit: contain; }
    .nav-links { display: flex; align-items: center; justify-content: flex-end; gap: 0; flex-wrap: wrap; }
    .nav-links a { color: #434751; font-size: 13px; padding: 9px 10px; border-radius: 5px; transition: color .2s, background .2s; }
    .nav-links a:hover, .nav-links a:focus-visible { color: var(--coral); background: #fff0e9; }
    .nav-cta, .button { display: inline-flex; justify-content: center; align-items: center; gap: 8px; border: 0; border-radius: 4px; padding: 12px 19px; color: #fff; background: var(--coral); font-weight: 700; cursor: pointer; transition: transform .2s, box-shadow .2s, background .2s; }
    .nav-cta { white-space: nowrap; padding: 10px 16px; font-size: 14px; }
    .button:hover, .nav-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(239,92,81,.22); background: #d94941; }
    .button-outline { color: var(--plum); background: transparent; border: 1px solid #d8a6a0; }
    .button-outline:hover { color: #fff; background: var(--plum); border-color: var(--plum); }
    .menu-toggle { display: none; border: 1px solid var(--line); background: white; color: var(--ink); width: 42px; height: 42px; border-radius: 4px; cursor: pointer; }
    .hero { position: relative; overflow: hidden; padding: 76px 0 58px; background: #fff1e8; border-bottom: 1px solid #f0d9cd; }
    .hero::before { content: ""; position: absolute; inset: 0; opacity: .4; pointer-events: none; background-image: linear-gradient(135deg, transparent 48%, rgba(239,92,81,.1) 48%, rgba(239,92,81,.1) 49%, transparent 49%), linear-gradient(45deg, transparent 70%, rgba(112,46,81,.08) 70%, rgba(112,46,81,.08) 71%, transparent 71%); background-size: 54px 54px, 74px 74px; }
    .hero-inner { position: relative; max-width: 900px; }
    .eyebrow { display: inline-flex; align-items: center; gap: 9px; color: var(--plum); font-size: 13px; font-weight: 800; letter-spacing: 0; }
    .eyebrow::before { content: ""; width: 25px; height: 3px; background: var(--orange); }
    h1 { max-width: 760px; margin: 18px 0 15px; font-size: clamp(38px, 6vw, 68px); line-height: 1.13; letter-spacing: 0; }
    .hero h1 span { color: var(--coral); }
    .hero-copy { max-width: 680px; margin: 0; color: #51545b; font-size: 18px; }
    .hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 27px; }
    .hero-note { margin-top: 16px; color: #6c6060; font-size: 13px; }
    .hero-stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; margin-top: 47px; border-top: 1px solid #e9cfc6; }
    .hero-stat { padding: 20px 18px 4px 0; border-right: 1px solid #e9cfc6; }
    .hero-stat:not(:first-child) { padding-left: 22px; }
    .hero-stat:last-child { border: 0; }
    .hero-stat strong { display: block; font-size: 20px; line-height: 1.3; color: var(--plum); }
    .hero-stat span { color: var(--muted); font-size: 13px; }
    .section { padding: 76px 0; }
    .section-tint { background: #fff2ec; border-block: 1px solid #f1dfd6; }
    .section-white { background: #fff; }
    .section-heading { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 30px; }
    .section-heading > div { max-width: 720px; }
    .section-kicker { margin: 0 0 8px; color: var(--coral); font-size: 12px; font-weight: 800; }
    h2 { margin: 0; font-size: 32px; line-height: 1.25; letter-spacing: 0; }
    .section-intro { margin: 10px 0 0; color: var(--muted); }
    h3 { margin: 0; font-size: 19px; line-height: 1.4; }
    .intro-layout { display: grid; grid-template-columns: 1.1fr .9fr; gap: 42px; align-items: start; }
    .intro-layout p { margin: 0 0 15px; color: #535964; }
    .capability-list { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 0 22px; border-top: 1px solid var(--line); }
    .capability-list div { padding: 15px 0; border-bottom: 1px solid var(--line); }
    .capability-list strong { display: block; color: var(--plum); font-size: 15px; }
    .capability-list span { color: var(--muted); font-size: 13px; }
    .service-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 14px; }
    .service-item { padding: 20px; background: #fff; border: 1px solid var(--line); border-top: 3px solid var(--coral); transition: transform .22s, box-shadow .22s; }
    .service-item:nth-child(3n+2) { border-top-color: var(--orange); }
    .service-item:nth-child(3n) { border-top-color: var(--teal); }
    .service-item:hover { transform: translateY(-4px); box-shadow: 0 12px 25px rgba(67,43,44,.09); }
    .service-item p { margin: 8px 0 0; color: var(--muted); font-size: 14px; }
    .service-index { display: block; margin-bottom: 11px; color: #a46a64; font-size: 12px; font-weight: 800; }
    .model-band { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 24px; margin-top: 27px; color: #fff; background: var(--plum); }
    .model-band h3 { color: #fff; }
    .model-band p { max-width: 720px; margin: 6px 0 0; color: #f4dfe9; font-size: 14px; }
    .tag-cloud { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 18px; }
    .tag-cloud span { padding: 5px 10px; color: #473243; background: #f8e6eb; border: 1px solid #efd0dc; font-size: 13px; }
    .steps { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 0; counter-reset: step; }
    .step { position: relative; padding: 18px 22px 18px 0; border-top: 2px solid #e7b7ac; counter-increment: step; }
    .step::before { content: "0" counter(step); display: block; margin-bottom: 15px; color: var(--coral); font-size: 24px; font-weight: 800; }
    .step p { margin: 7px 0 0; color: var(--muted); font-size: 14px; }
    .solution-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 20px; }
    .solution { padding: 0 0 17px; border-bottom: 1px solid #e7c9bd; }
    .solution h3 { color: var(--plum); }
    .solution p { margin: 7px 0 0; color: var(--muted); font-size: 14px; }
    .media-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 18px; align-items: start; }
    .media-grid figure { margin: 0; }
    .media-grid img { width: 100%; height: auto; aspect-ratio: 16 / 8; object-fit: cover; }
    .media-grid figure:last-child img { aspect-ratio: 1 / 1; object-fit: cover; }
    figcaption { padding-top: 9px; color: var(--muted); font-size: 13px; }
    .rating-panel { display: grid; grid-template-columns: .75fr 1.25fr; gap: 30px; align-items: start; padding: 27px; background: #fff; border: 1px solid var(--line); }
    .rating-score { padding: 20px; color: #fff; background: var(--plum); text-align: center; }
    .rating-score strong { display: block; font-size: 54px; line-height: 1.1; }
    .rating-score span { color: #ffe3a6; font-size: 20px; }
    .rating-score p { margin: 8px 0 0; color: #f6e7ed; font-size: 13px; }
    .table-wrap { overflow-x: auto; }
    .comparison { width: 100%; border-collapse: collapse; min-width: 560px; }
    .comparison th, .comparison td { padding: 12px 13px; border-bottom: 1px solid #eadfd9; text-align: left; vertical-align: top; font-size: 14px; }
    .comparison th { color: var(--plum); background: #fff6f1; }
    .comparison td:last-child { color: #3e5752; }
    .review-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 13px; }
    .review { padding: 19px; background: #fff; border: 1px solid var(--line); }
    .review blockquote { margin: 0; color: #464b54; font-size: 14px; }
    .review footer { margin-top: 15px; color: var(--plum); font-size: 13px; font-weight: 700; }
    .review footer span { display: block; color: var(--muted); font-weight: 400; }
    .pricing-row { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; align-items: center; padding: 25px 0; border-block: 1px solid var(--line); }
    .pricing-row p { margin: 8px 0 0; color: var(--muted); }
    .price-points { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px; }
    .price-point { padding: 14px; background: #fff; border-left: 3px solid var(--orange); }
    .price-point strong { display: block; }
    .price-point span { color: var(--muted); font-size: 13px; }
    .faq-list { border-top: 1px solid var(--line); }
    .faq-item { border-bottom: 1px solid var(--line); }
    .faq-item summary { position: relative; padding: 17px 38px 17px 0; cursor: pointer; font-weight: 700; list-style: none; }
    .faq-item summary::-webkit-details-marker { display: none; }
    .faq-item summary::after { content: "+"; position: absolute; right: 5px; top: 12px; color: var(--coral); font-size: 24px; font-weight: 400; }
    .faq-item[open] summary::after { content: "−"; }
    .faq-item p { max-width: 860px; margin: 0; padding: 0 30px 17px 0; color: var(--muted); font-size: 14px; }
    .article-list { display: grid; grid-template-columns: repeat(5, minmax(0,1fr)); gap: 12px; }
    .article-link { min-height: 92px; display: flex; flex-direction: column; justify-content: space-between; padding: 15px; background: #fff; border: 1px solid var(--line); transition: border-color .2s, transform .2s; }
    .article-link:hover { border-color: var(--coral); transform: translateY(-3px); }
    .article-link strong { line-height: 1.45; font-size: 14px; }
    .article-link span { color: var(--coral); font-size: 12px; }
    .contact-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 42px; align-items: start; }
    .contact-details { margin-top: 22px; border-top: 1px solid var(--line); }
    .contact-details p { margin: 0; padding: 11px 0; border-bottom: 1px solid var(--line); color: #4d535c; }
    .contact-details strong { display: inline-block; min-width: 100px; color: var(--plum); }
    .contact-form { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 14px; }
    .field { display: flex; flex-direction: column; gap: 6px; }
    .field-full { grid-column: 1 / -1; }
    .field label { font-size: 13px; font-weight: 700; }
    .field input, .field select, .field textarea { width: 100%; border: 1px solid #d9d0cc; border-radius: 3px; padding: 11px 12px; color: var(--ink); background: #fff; outline: none; }
    .field input:focus, .field select:focus, .field textarea:focus { border-color: var(--coral); box-shadow: 0 0 0 3px rgba(239,92,81,.12); }
    .field textarea { min-height: 120px; resize: vertical; }
    .form-note { grid-column: 1 / -1; margin: -4px 0 0; color: var(--muted); font-size: 12px; }
    .contact-form .button { justify-self: start; }
    .qr-wrap { margin-top: 18px; display: flex; align-items: center; gap: 16px; }
    .qr-wrap img { width: 112px; border: 1px solid var(--line); }
    .qr-wrap span { color: var(--muted); font-size: 13px; }
    .site-footer { padding: 28px 0; color: #fff; background: #392535; }
    .footer-row { display: flex; justify-content: space-between; align-items: start; gap: 24px; }
    .footer-row p { margin: 0; color: #f0e4eb; font-size: 13px; }
    .footer-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px 16px; max-width: 650px; }
    .footer-links a { color: #fff; font-size: 13px; }
    .footer-links a:hover { color: #ffd395; }
    .copyright { margin-top: 18px !important; padding-top: 15px; border-top: 1px solid #604b5c; }
    .float-contact { position: fixed; right: 18px; bottom: 22px; z-index: 15; display: flex; flex-direction: column; gap: 8px; }
    .float-contact a { display: inline-flex; align-items: center; justify-content: center; min-width: 48px; min-height: 46px; padding: 0 13px; color: #fff; background: var(--plum); border-radius: 3px; box-shadow: 0 5px 18px rgba(39,22,34,.2); font-size: 13px; }
    .float-contact a:last-child { background: var(--coral); }
    .reveal { opacity: 0; transform: translateY(14px); transition: opacity .55s ease, transform .55s ease; }
    .reveal.is-visible { opacity: 1; transform: translateY(0); }
    @media (max-width: 980px) {
      .nav-row { flex-wrap: wrap; padding: 12px 0; }
      .nav-links { display: none; order: 3; width: 100%; justify-content: flex-start; padding: 8px 0 2px; }
      .nav-links.is-open { display: flex; }
      .nav-links a { padding: 9px 11px; }
      .menu-toggle { display: inline-flex; align-items: center; justify-content: center; margin-left: auto; }
      .nav-cta { margin-left: 0; }
      .service-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
      .article-list { grid-template-columns: repeat(3,minmax(0,1fr)); }
    }
    @media (max-width: 700px) {
      .container { width: min(var(--container), calc(100% - 30px)); }
      .hero { padding: 55px 0 40px; }
      .hero-copy { font-size: 16px; }
      .hero-stats { grid-template-columns: repeat(2,minmax(0,1fr)); }
      .hero-stat, .hero-stat:not(:first-child) { padding: 15px 10px 12px 0; border-bottom: 1px solid #e9cfc6; }
      .hero-stat:nth-child(even) { padding-left: 15px; border-right: 0; }
      .hero-stat:nth-last-child(-n+2) { border-bottom: 0; }
      .section { padding: 54px 0; }
      .section-heading { display: block; }
      h2 { font-size: 27px; }
      .intro-layout, .media-grid, .rating-panel, .pricing-row, .contact-layout { grid-template-columns: 1fr; }
      .service-grid, .solution-grid { grid-template-columns: 1fr; }
      .steps { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 10px 15px; }
      .model-band { align-items: flex-start; flex-direction: column; }
      .review-grid { grid-template-columns: 1fr; }
      .article-list { grid-template-columns: repeat(2,minmax(0,1fr)); }
      .footer-row { flex-direction: column; }
      .footer-links { justify-content: flex-start; }
      .float-contact { right: 10px; bottom: 12px; }
      .float-contact a { min-width: 43px; min-height: 42px; padding-inline: 10px; }
    }
    @media (max-width: 420px) {
      .brand img { width: 122px; }
      .nav-cta { padding: 9px 11px; font-size: 12px; }
      .menu-toggle { width: 38px; height: 38px; }
      .hero-actions .button { width: 100%; }
      .contact-form { grid-template-columns: 1fr; }
      .field-full, .form-note { grid-column: auto; }
      .article-list { grid-template-columns: 1fr; }
      .capability-list { grid-template-columns: 1fr; }
    }
    @media (prefers-reduced-motion: reduce) {
      html { scroll-behavior: auto; }
      *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
      .reveal { opacity: 1; transform: none; }
    }