:root {
      color-scheme: light;
      --ink: #20231f;
      --muted: #626660;
      --paper: #f7f6f3;
      --white: #fff;
      --orange: #ef5a24;
      --orange-dark: #bf3b13;
      --orange-pale: #fff0e8;
      --line: #e6e3dd;
      --green: #315b48;
      --serif: Georgia, "Noto Serif SC", "Songti SC", serif;
      --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    }
    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; scroll-padding-top: 86px; }
    body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--sans); line-height: 1.7; }
    a { color: inherit; text-decoration: none; }
    button, input, select, textarea { font: inherit; }
    img { display: block; max-width: 100%; height: auto; }
    .container { width: min(1160px, calc(100% - 40px)); margin-inline: auto; }
    .site-header { position: sticky; z-index: 20; top: 0; background: rgba(247,246,243,.96); border-bottom: 1px solid var(--line); backdrop-filter: blur(12px); }
    .header-inner { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
    .brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; white-space: nowrap; }
    .brand img { width: 38px; }
    .nav-links { display: flex; align-items: center; justify-content: flex-end; flex-wrap: wrap; gap: 0; }
    .nav-links a { padding: 8px 10px; color: #454842; font-size: 13px; transition: color .2s ease; }
    .nav-links a:hover { color: var(--orange-dark); }
    .header-actions { display: flex; align-items: center; gap: 10px; }
    .menu-toggle { display: none; border: 1px solid var(--line); background: var(--white); color: var(--ink); padding: 8px 12px; cursor: pointer; }
    .button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 46px; padding: 10px 18px; border: 1px solid var(--orange); background: var(--orange); color: #fff; font-weight: 700; transition: transform .2s ease, background .2s ease, box-shadow .2s ease; }
    .button:hover { transform: translateY(-2px); background: var(--orange-dark); box-shadow: 0 8px 18px rgba(191,59,19,.18); }
    .button-outline { background: transparent; color: var(--ink); border-color: #b8b5ae; }
    .button-outline:hover { color: var(--orange-dark); background: var(--orange-pale); border-color: var(--orange); box-shadow: none; }
    .hero { position: relative; overflow: hidden; padding: 78px 0 56px; background: #f1eee8; border-bottom: 1px solid var(--line); }
    .hero::before { position: absolute; content: ""; width: 390px; height: 390px; right: 2%; top: -190px; border: 1px solid rgba(239,90,36,.28); border-radius: 50%; box-shadow: 0 0 0 36px rgba(239,90,36,.045), 0 0 0 72px rgba(239,90,36,.035); }
    .hero::after { position: absolute; content: ""; width: 90px; height: 90px; right: 18%; bottom: 12%; border: 1px solid rgba(49,91,72,.28); transform: rotate(45deg); }
    .hero-inner { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(270px, .88fr); gap: 56px; align-items: center; }
    .eyebrow { margin: 0 0 16px; color: var(--orange-dark); font-size: 12px; font-weight: 800; letter-spacing: 1.2px; text-transform: uppercase; }
    h1, h2, h3, p { margin-top: 0; }
    h1 { max-width: 700px; margin-bottom: 18px; font-family: var(--serif); font-size: clamp(38px, 5vw, 62px); line-height: 1.16; font-weight: 700; }
    .hero-copy { max-width: 640px; margin-bottom: 26px; color: #4e514b; font-size: 17px; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
    .hero-note { margin: 17px 0 0; color: var(--muted); font-size: 13px; }
    .hero-panel { padding: 26px; background: var(--white); border: 1px solid #ded9d1; border-top: 4px solid var(--orange); box-shadow: 12px 12px 0 #e8e2da; }
    .hero-panel h2 { margin-bottom: 14px; font-size: 18px; }
    .hero-panel p { margin-bottom: 0; color: var(--muted); font-size: 14px; }
    .signal-list { display: grid; gap: 0; margin-top: 18px; border-top: 1px solid var(--line); }
    .signal-list div { display: flex; justify-content: space-between; gap: 12px; padding: 11px 0; border-bottom: 1px solid var(--line); font-size: 13px; }
    .signal-list strong { color: var(--green); font-weight: 700; text-align: right; }
    .metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; padding: 22px 0; border-bottom: 1px solid var(--line); }
    .metric { padding: 8px 20px; border-left: 1px solid var(--line); }
    .metric:first-child { border-left: 0; padding-left: 0; }
    .metric strong { display: block; color: var(--orange-dark); font-family: var(--serif); font-size: 21px; }
    .metric span { color: var(--muted); font-size: 13px; }
    .section { padding: 68px 0; border-bottom: 1px solid var(--line); }
    .section-heading { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 28px; }
    .section-heading h2 { margin-bottom: 6px; font-family: var(--serif); font-size: clamp(27px, 3.5vw, 38px); line-height: 1.25; }
    .section-heading p { max-width: 570px; margin-bottom: 0; color: var(--muted); }
    .kicker { margin-bottom: 8px; color: var(--orange-dark); font-size: 12px; font-weight: 800; letter-spacing: 1px; }
    .intro-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 42px; align-items: start; }
    .intro-grid p { color: var(--muted); }
    .intro-list { display: grid; grid-template-columns: 1fr 1fr; gap: 0 20px; margin: 0; padding: 0; list-style: none; }
    .intro-list li { padding: 12px 0; border-bottom: 1px solid var(--line); font-weight: 650; }
    .intro-list li::before { content: "↗"; margin-right: 9px; color: var(--orange); }
    .service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
    .service-item { padding: 21px; background: var(--white); border: 1px solid var(--line); transition: transform .2s ease, border-color .2s ease; }
    .service-item:hover { transform: translateY(-3px); border-color: #efaa8e; }
    .service-item h3 { margin-bottom: 7px; font-size: 17px; }
    .service-item p { margin-bottom: 0; color: var(--muted); font-size: 14px; }
    .category-band { display: grid; grid-template-columns: 150px 1fr; gap: 20px; padding: 23px 0; border-top: 1px solid var(--line); }
    .category-band:last-child { border-bottom: 1px solid var(--line); }
    .category-band h3 { margin: 2px 0; color: var(--orange-dark); font-size: 15px; }
    .tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
    .tag-cloud span { padding: 5px 10px; background: #fff; border: 1px solid var(--line); color: #4d504a; font-size: 13px; }
    .steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: steps; }
    .step { position: relative; padding: 18px 0 0; border-top: 2px solid var(--orange); counter-increment: steps; }
    .step::before { content: "0" counter(steps); display: block; margin-bottom: 14px; color: var(--orange-dark); font-family: var(--serif); font-size: 23px; }
    .step h3 { margin-bottom: 7px; font-size: 16px; }
    .step p { margin: 0; color: var(--muted); font-size: 14px; }
    .split { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
    .split-copy p { color: var(--muted); }
    .feature-list { padding: 0; margin: 18px 0 0; list-style: none; }
    .feature-list li { padding: 9px 0; border-bottom: 1px solid var(--line); }
    .feature-list li::before { content: "✓"; margin-right: 10px; color: var(--green); font-weight: 800; }
    .photo-pair { display: grid; grid-template-columns: 1.2fr .8fr; gap: 12px; align-items: center; }
    .photo-pair img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
    .photo-pair img:last-child { aspect-ratio: 1; }
    .case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
    .case { overflow: hidden; background: var(--white); border: 1px solid var(--line); }
    .case img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
    .case-copy { padding: 17px; }
    .case-copy h3 { margin-bottom: 5px; font-size: 16px; }
    .case-copy p { margin: 0; color: var(--muted); font-size: 14px; }
    .rating-panel { display: grid; grid-template-columns: .8fr 1.2fr; gap: 35px; padding: 30px; background: #292d29; color: #fff; }
    .rating-score { padding-right: 25px; border-right: 1px solid #555a54; }
    .rating-score h3 { margin-bottom: 6px; font-size: 18px; }
    .score { color: #ffb04b; font-family: var(--serif); font-size: 54px; line-height: 1.2; }
    .stars { color: #ffb04b; letter-spacing: 2px; }
    .rating-score p, .rating-copy { color: #e1e1dc; font-size: 14px; }
    .rating-copy p { margin: 0 0 16px; }
    .table-wrap { overflow-x: auto; border: 1px solid var(--line); background: #fff; }
    table { width: 100%; border-collapse: collapse; min-width: 690px; text-align: left; }
    th, td { padding: 13px 15px; border-bottom: 1px solid var(--line); vertical-align: top; }
    th { background: #f0ede7; font-size: 13px; }
    td { color: #50534d; font-size: 14px; }
    td:first-child { color: var(--ink); font-weight: 700; }
    .positive { color: var(--green); font-weight: 700; }
    .review-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
    .review { padding: 19px; background: var(--white); border-left: 3px solid var(--orange); }
    .review p { margin-bottom: 14px; color: #4e514b; font-size: 14px; }
    .review strong { font-size: 13px; }
    .review span { display: block; color: var(--muted); font-size: 12px; }
    .resource-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 38px; }
    .resource-list { margin: 0; padding: 0; list-style: none; }
    .resource-list li { display: flex; justify-content: space-between; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--line); }
    .resource-list a { color: var(--orange-dark); font-size: 14px; }
    .resource-list a:hover { text-decoration: underline; }
    .resource-list span { color: var(--muted); font-size: 12px; white-space: nowrap; }
    .faq-list { border-top: 1px solid var(--line); }
    .faq-list details { border-bottom: 1px solid var(--line); }
    .faq-list summary { position: relative; padding: 17px 38px 17px 0; cursor: pointer; font-weight: 700; list-style: none; }
    .faq-list summary::-webkit-details-marker { display: none; }
    .faq-list summary::after { content: "+"; position: absolute; right: 4px; top: 13px; color: var(--orange-dark); font-size: 22px; }
    .faq-list details[open] summary::after { content: "−"; }
    .faq-list details p { max-width: 850px; margin: 0; padding: 0 35px 17px 0; color: var(--muted); font-size: 14px; }
    .contact-grid { display: grid; grid-template-columns: 1fr .8fr; gap: 42px; align-items: start; }
    .form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
    .field { display: grid; gap: 6px; }
    .field.full { grid-column: 1 / -1; }
    .field label { font-size: 13px; font-weight: 700; }
    .field input, .field select, .field textarea { width: 100%; padding: 11px 12px; background: #fff; border: 1px solid #cbc8c1; color: var(--ink); border-radius: 0; }
    .field textarea { min-height: 120px; resize: vertical; }
    .contact-info { padding-left: 24px; border-left: 1px solid var(--line); }
    .contact-info p { color: var(--muted); }
    .contact-info a { color: var(--orange-dark); }
    .qr { width: 150px; margin-top: 16px; border: 1px solid var(--line); padding: 6px; background: #fff; }
    .join-band { display: flex; align-items: center; justify-content: space-between; gap: 25px; padding: 26px; background: var(--orange-pale); border: 1px solid #f3c6b1; }
    .join-band h2 { margin: 0 0 4px; font-size: 23px; }
    .join-band p { margin: 0; color: var(--muted); }
    .footer { padding: 28px 0; background: #ebe8e2; color: #292c27; }
    .footer-inner { display: flex; justify-content: space-between; align-items: center; gap: 20px; }
    .footer p { margin: 0; color: #575a54; font-size: 13px; }
    .footer-links { display: flex; flex-wrap: wrap; gap: 0 16px; }
    .footer-links a { color: #42453f; font-size: 13px; }
    .footer-links a:hover { color: var(--orange-dark); }
    .float-contact { position: fixed; z-index: 15; right: 18px; bottom: 18px; display: grid; gap: 8px; }
    .float-contact a { display: grid; place-items: center; width: 48px; height: 48px; border: 1px solid var(--orange); background: var(--orange); color: #fff; font-weight: 800; box-shadow: 0 4px 14px rgba(32,35,31,.15); }
    .float-contact a:last-child { background: #fff; color: var(--ink); border-color: var(--line); }
    .reveal { opacity: 0; transform: translateY(14px); transition: opacity .55s ease, transform .55s ease; }
    .reveal.is-visible { opacity: 1; transform: translateY(0); }
    @media (prefers-reduced-motion: reduce) {
      *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; }
      .reveal { opacity: 1; transform: none; }
    }
    @media (max-width: 980px) {
      .header-inner { flex-wrap: wrap; padding: 12px 0; }
      .header-actions { margin-left: auto; }
      .menu-toggle { display: inline-block; }
      .nav-links { display: none; order: 3; width: 100%; justify-content: flex-start; padding-top: 8px; border-top: 1px solid var(--line); }
      .nav-links.is-open { display: flex; }
      .hero-inner { gap: 30px; }
      .service-grid { grid-template-columns: repeat(2, 1fr); }
      .review-grid { grid-template-columns: repeat(2, 1fr); }
    }
    @media (max-width: 680px) {
      .container { width: min(100% - 30px, 1160px); }
      .header-inner { min-height: 62px; gap: 10px; }
      .brand img { width: 32px; }
      .header-actions .button { display: none; }
      .nav-links a { padding: 8px; }
      .hero { padding: 55px 0 35px; }
      .hero-inner, .intro-grid, .split, .rating-panel, .contact-grid, .resource-grid { grid-template-columns: 1fr; }
      .hero-inner { gap: 28px; }
      .hero::before { right: -200px; }
      .hero::after { right: 12%; bottom: 29%; width: 58px; height: 58px; }
      h1 { font-size: 40px; }
      .hero-copy { font-size: 15px; }
      .hero-panel { padding: 20px; box-shadow: 7px 7px 0 #e8e2da; }
      .metrics { grid-template-columns: 1fr 1fr; row-gap: 12px; }
      .metric:nth-child(3) { border-left: 0; padding-left: 0; }
      .section { padding: 48px 0; }
      .section-heading { display: block; }
      .section-heading p { margin-top: 8px; }
      .service-grid, .case-grid, .review-grid { grid-template-columns: 1fr; }
      .category-band { grid-template-columns: 1fr; gap: 8px; }
      .steps { grid-template-columns: 1fr 1fr; gap: 24px 16px; }
      .photo-pair { grid-template-columns: 1fr 1fr; }
      .rating-panel { gap: 20px; padding: 22px; }
      .rating-score { padding: 0 0 18px; border-right: 0; border-bottom: 1px solid #555a54; }
      .form-grid { grid-template-columns: 1fr; }
      .field.full { grid-column: auto; }
      .contact-info { padding: 20px 0 0; border-left: 0; border-top: 1px solid var(--line); }
      .join-band, .footer-inner { align-items: flex-start; flex-direction: column; }
      .float-contact { right: 10px; bottom: 10px; }
      .float-contact a { width: 42px; height: 42px; }
    }