:root {
  color-scheme: light;
  background: #fff;
  color: #0b2e5b;
  font-family: "Noto Sans JP", "Yu Gothic", "Hiragino Kaku Gothic ProN", sans-serif;
}

* { box-sizing: border-box; }
html { min-width: 320px; scroll-behavior: smooth; }
body { margin: 0; background: #fff; }
main { width: 100%; max-width: 1536px; margin-inline: auto; }
.desktop-page { line-height: 0; }
.lp-artwork { display: block; width: 100%; height: auto; }
.mobile-page { display: none; }
.visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

@media (max-width: 900px) {
  .desktop-page { display: none; }
  .mobile-page { display: block; color: #102d52; line-height: 1.6; }
  .mobile-header { display:flex; align-items:center; justify-content:space-between; gap:12px; padding:9px 14px; background:#fff; }
  .brand img { display:block; width:min(57vw,210px); height:auto; }
  .header-cta { flex:none; border-radius:3px; padding:10px 12px; background:#0b2e5b; color:#fff; font-size:12px; font-weight:700; text-decoration:none; }
  .mobile-nav { display:flex; gap:22px; overflow-x:auto; white-space:nowrap; padding:11px 16px; background:#f4f7fa; font-size:13px; }
  .mobile-nav a { color:#0b2e5b; text-decoration:none; }
  .hero { min-height:640px; position:relative; display:flex; align-items:center; overflow:hidden; background:#071d37; color:#fff; }
  .hero>img { position:absolute; inset:0; width:100%; height:100%; object-fit:cover; object-position:59% center; }
  .hero:after { content:""; position:absolute; inset:0; background:linear-gradient(90deg,rgba(4,28,59,.97),rgba(4,28,59,.85) 42%,rgba(4,28,59,.28)); }
  .hero-copy { position:relative; z-index:1; padding:48px 22px; max-width:520px; }
  .eyebrow { margin:0 0 14px; letter-spacing:.12em; font-size:13px; font-weight:700; }
  .hero h1 { margin:0; font-family:Impact,"Arial Narrow",sans-serif; font-size:clamp(52px,15vw,76px); line-height:.91; letter-spacing:-.025em; }
  .hero h1 span { display:block; margin-top:18px; font-family:"Noto Sans JP","Yu Gothic",sans-serif; font-size:clamp(25px,7vw,34px); line-height:1.45; letter-spacing:0; }
  .hero-copy>p:not(.eyebrow) { margin:14px 0 20px; font-size:14px; line-height:1.8; }
  .button,.outline-button { display:flex; justify-content:space-between; align-items:center; gap:14px; width:min(100%,360px); padding:14px 16px; font-size:14px; font-weight:700; text-decoration:none; }
  .button { color:#0b2e5b; background:#fff; }
  .button span,.outline-button span { font-size:20px; }
  .outline-button { margin-top:10px; color:#fff; border:1px solid rgba(255,255,255,.75); }
  .mobile-content { background:#f5f8fb; }
  .tagline { margin:0; padding:17px 15px; text-align:center; color:#0b2e5b; background:#edf3f8; letter-spacing:.27em; font-family:Georgia,serif; font-weight:700; }
  .section { padding:34px 18px; }
  .section-no { margin:0 0 8px; color:#0b2e5b; font-weight:800; font-size:18px; letter-spacing:.08em; }
  .section-no span { font-size:12px; font-weight:600; letter-spacing:.16em; }
  .section h2 { margin:0 0 14px; font-size:25px; line-height:1.45; }
  .section h3 { line-height:1.5; }
  .concept { background:#fff; }
  .concept>h2 { font-family:Impact,"Arial Narrow",sans-serif; font-size:clamp(36px,10vw,57px); line-height:.95; color:#0b2e5b; }
  .concept>h3 { margin:18px 0 10px; font-size:23px; }
  .concept>p:not(.section-no) { font-size:14px; line-height:1.85; }
  .wide-photo { display:block; width:100%; height:auto; margin:20px 0; object-fit:cover; }
  .three-points { display:grid; grid-template-columns:repeat(3,1fr); gap:0; border-block:1px solid #aebfd1; padding:13px 0; text-align:center; font-size:12px; font-weight:700; }
  .three-points span+span { border-left:1px solid #aebfd1; }
  .garage-life { background:#f2f6f9; }
  .section-lead { margin:0 0 20px; font-size:15px; font-weight:700; }
  .feature { display:flex; flex-direction:column; gap:16px; padding:22px 0; border-top:1px solid #d2dce5; }
  .feature img { width:100%; height:auto; max-height:330px; aspect-ratio:1.25; object-fit:cover; }
  .feature-no { margin:0 0 4px; color:#6c7f91; font-family:Georgia,serif; font-size:20px; font-weight:700; }
  .feature h2 { margin:0 0 8px; font-size:21px; }
  .feature p { margin:0 0 10px; font-size:14px; line-height:1.8; }
  .feature ul { display:grid; gap:8px; margin:12px 0 0; padding:0; list-style:none; }
  .feature li { position:relative; padding:9px 12px 9px 28px; background:#fff; font-size:13px; font-weight:700; }
  .feature li:before { content:"✓"; position:absolute; left:10px; color:#0b2e5b; }
  .callout { margin:12px 0 0; padding:16px; background:#e1eaf2; color:#0b2e5b; font-size:14px; font-weight:700; }
  .design { background:#fff; }
  .design>.section-lead { margin-top:-8px; }
  .design-points { display:grid; gap:0; }
  .design-points article { display:grid; grid-template-columns:54px 1fr; gap:12px; padding:16px 0; border-bottom:1px solid #d2dce5; }
  .design-points b { color:#7f92a5; font-size:30px; }
  .design-points h3 { margin:0 0 4px; font-size:16px; }
  .design-points p { margin:0; font-size:13px; line-height:1.75; }
  .closing-line { margin:22px 0 0; text-align:center; font-weight:700; font-size:15px; }
  .contact { position:relative; display:flex; min-height:620px; align-items:flex-end; overflow:hidden; background:#061d3a; color:#fff; }
  .contact>img { position:absolute; inset:0; width:100%; height:100%; object-fit:cover; object-position:center; }
  .contact:after { content:""; position:absolute; inset:0; background:linear-gradient(0deg,rgba(3,24,51,.98),rgba(3,24,51,.82) 55%,rgba(3,24,51,.12)); }
  .contact>div { position:relative; z-index:1; width:100%; padding:38px 20px 34px; }
  .contact h2 { margin:0 0 12px; font-size:27px; line-height:1.45; }
  .contact>div>p:not(.eyebrow) { font-size:14px; line-height:1.8; }
  .contact small { display:block; margin-top:18px; font-size:12px; color:#d6e0eb; }
  .mobile-footer { padding:28px 18px 14px; text-align:center; background:#fff; color:#173e72; font-size:13px; }
  .mobile-footer img { display:block; width:185px; height:auto; margin:0 auto 12px; }
  .mobile-footer a { color:inherit; font-weight:700; }
  .mobile-footer small { display:block; margin-top:20px; padding-top:12px; border-top:1px solid #d7dee7; font-size:10px; }
}

@media (max-width: 380px) {
  .hero { min-height:590px; }
  .hero-copy { padding-inline:18px; }
  .hero h1 { font-size:50px; }
  .hero h1 span { font-size:25px; }
}