:root {
  --navy: #0b2233;
  --navy-soft: #17384e;
  --ink: #17222a;
  --muted: #5d686e;
  --ivory: #f5f1e8;
  --paper: #fbfaf7;
  --warm: #e5ddcf;
  --line: #d7d0c4;
  --gold: #ae8b50;
  --serif: "Yu Mincho", "Hiragino Mincho ProN", "Noto Serif JP", serif;
  --sans: "Yu Gothic", "Hiragino Kaku Gothic ProN", "Noto Sans JP", sans-serif;
  --numbers: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: var(--sans); font-size: 17px; line-height: 1.9; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
p, h1, h2, h3 { margin: 0; }
p { text-wrap: pretty; }
h1, h2, h3 { text-wrap: balance; }
a:focus-visible, summary:focus-visible { outline: 3px solid #caa967; outline-offset: 4px; }
.skip-link { position: absolute; left: 20px; top: -80px; z-index: 100; padding: 10px 20px; color: #fff; background: var(--navy); }
.skip-link:focus { top: 10px; }

.header { min-height: 96px; padding: 0 clamp(28px, 5vw, 82px); display: flex; align-items: center; justify-content: space-between; gap: 34px; background: #fbfaf7; border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 20; }
.brand { display: flex; align-items: center; gap: 14px; flex-shrink: 0; }
.brand img { width: 50px; height: 50px; object-fit: contain; }
.brand b { display: block; font-family: var(--serif); font-size: 21px; font-weight: 600; letter-spacing: .07em; }
.brand small { display: block; margin-top: 3px; color: #68737a; font-size: 12px; line-height: 1.4; }
.nav { display: flex; align-items: center; gap: clamp(20px, 2.3vw, 38px); color: #34434c; font-size: 15px; white-space: nowrap; }
.nav a:not(.cta) { padding: 12px 0 9px; border-bottom: 1px solid transparent; transition: border-color .25s ease; }
.nav a:not(.cta):hover { border-color: var(--gold); }
.nav a[aria-current="page"] { color: var(--navy); border-bottom-color: var(--gold); }
.nav .cta { padding: 14px 23px; color: #fff; background: var(--navy); transition: background .25s ease; }
.nav .cta:hover { background: var(--navy-soft); }
.mobile-actions, .mobile-call { display: none; }

.eyebrow { display: flex; align-items: center; gap: 12px; color: #806c49; font-size: 14px; font-weight: 700; letter-spacing: .1em; }
.eyebrow::before { content: ""; width: 25px; height: 1px; flex-shrink: 0; background: currentColor; }
.button { min-height: 58px; padding: 15px 22px; display: inline-flex; align-items: center; justify-content: space-between; gap: 32px; font-size: 15px; line-height: 1.4; transition: background .25s ease, transform .25s ease; }
.button:hover { transform: translateY(-2px); }
.button.dark { color: #fff; background: var(--navy); }
.button.gold { color: #102536; background: #c8aa72; }
.button.gold:hover { background: #ddc295; }
.text-link { display: inline-block; padding: 4px 0 7px; color: var(--navy); border-bottom: 1px solid var(--gold); font-size: 15px; font-weight: 700; }

.hero { min-height: 720px; display: grid; grid-template-columns: 58% 42%; position: relative; overflow: hidden; background: var(--navy); }
.hero-photo { background: linear-gradient(90deg, rgba(4,18,28,.12), rgba(4,18,28,.02)), url("assets/urban-hero.webp") center / cover; }
.hero-panel { margin: 64px 0 64px -72px; padding: clamp(60px, 7vw, 98px) clamp(38px, 5.8vw, 88px); display: flex; flex-direction: column; justify-content: center; position: relative; z-index: 2; background: var(--ivory); box-shadow: 0 28px 80px rgba(2,14,22,.2); }
.hero h1 { margin-top: 22px; font: 400 clamp(35px, 3.45vw, 54px) / 1.5 var(--serif); letter-spacing: .01em; }
.hero h1 > span { display: block; white-space: nowrap; }
.hero h1 em { color: var(--navy-soft); font-style: normal; }
.lead { max-width: 560px; margin-top: 28px; color: var(--muted); font-size: 17px; line-height: 2.1; }
.hero-actions { margin-top: 34px; display: flex; align-items: center; flex-wrap: wrap; gap: 24px; }
.hero-actions .button { white-space: nowrap; }
.hero-phone { color: var(--navy); line-height: 1.25; }
.hero-phone small, .hero-phone span { display: block; color: #606b73; font-family: var(--sans); font-size: 13px; letter-spacing: 0; }
.hero-phone strong { display: block; margin: 6px 0; font: 600 28px/1.2 var(--numbers); font-variant-numeric: lining-nums tabular-nums; letter-spacing: .015em; white-space: nowrap; }

.services-section { padding: 118px clamp(28px, 7.5vw, 128px) 124px; background: var(--paper); }
.section-intro { display: grid; grid-template-columns: 1.1fr .9fr; align-items: end; gap: 8vw; margin-bottom: 54px; }
.section-intro h2, .trust-copy h2, .flow-title h2, .contact-banner h2 { margin-top: 15px; font: 400 clamp(32px, 3.3vw, 50px) / 1.5 var(--serif); }
.section-intro > p { max-width: 510px; color: var(--muted); font-size: 17px; line-height: 2.1; }
.service-grid { height: clamp(580px, 50vw, 720px); display: grid; grid-template-columns: 1.22fr .78fr; grid-template-rows: 1fr 1fr; gap: 18px; }
.service-card { min-height: 0; position: relative; overflow: hidden; background: var(--navy); color: #fff; }
.service-card-main { grid-row: 1 / span 2; }
.service-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .7s cubic-bezier(.2,.7,.2,1); }
.service-card:hover img { transform: scale(1.025); }
.service-shade { position: absolute; inset: 0; background: linear-gradient(0deg, rgba(4,18,28,.82) 0%, rgba(4,18,28,.08) 62%); }
.service-copy { position: absolute; left: clamp(24px, 3vw, 46px); right: clamp(24px, 3vw, 46px); bottom: clamp(25px, 3.5vw, 50px); display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 12px 24px; }
.service-copy b { font: 400 clamp(26px, 2.4vw, 38px)/1.35 var(--serif); letter-spacing: .04em; }
.service-copy small { grid-column: 1; color: #f0f3f5; font-size: 15px; line-height: 1.7; }
.service-copy i { grid-column: 2; grid-row: 1 / span 2; width: 45px; height: 45px; display: grid; place-items: center; border: 1px solid rgba(255,255,255,.58); border-radius: 50%; font-style: normal; }
.service-foot { margin-top: 25px; display: flex; justify-content: space-between; align-items: center; gap: 20px; color: var(--muted); font-size: 15px; }

.trust-section { display: grid; grid-template-columns: 56% 44%; min-height: 650px; background: var(--ivory); }
.trust-image { position: relative; min-height: 450px; margin: 74px 0 74px 7vw; overflow: hidden; }
.trust-image img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 42% center; }
.image-caption { position: absolute; bottom: 18px; right: 22px; padding: 1px 7px; color: #fff; background: rgba(7,26,40,.6); font: 12px/1.8 var(--sans); letter-spacing: .04em; }
.trust-copy { padding: 85px clamp(36px, 5.6vw, 90px); display: flex; flex-direction: column; justify-content: center; }
.trust-copy > p:not(.eyebrow) { margin-top: 28px; color: var(--muted); line-height: 2.15; }
.trust-copy .text-link { align-self: flex-start; margin-top: 30px; }

.flow-section { padding: 112px clamp(28px, 7.5vw, 128px); display: grid; grid-template-columns: .72fr 1.28fr; gap: 8vw; background: #fff; }
.flow-list { border-top: 1px solid var(--line); }
.flow-title h2 { font-size: clamp(30px, 3vw, 44px); }
.flow-list article { padding: 30px 0; display: grid; grid-template-columns: minmax(170px, .5fr) 1fr; gap: 28px; border-bottom: 1px solid var(--line); }
.flow-list h3 { font: 400 24px/1.5 var(--serif); }
.flow-list p { color: var(--muted); font-size: 16px; line-height: 2; }

.contact-banner { padding: 90px clamp(28px, 7.5vw, 128px); display: flex; align-items: end; justify-content: space-between; gap: 56px; color: #fff; background: linear-gradient(115deg, #071a28, #17384e); }
.contact-banner .eyebrow { color: #c8aa72; }
.contact-banner-actions { min-width: 310px; display: flex; flex-direction: column; gap: 18px; }
.banner-phone { font: 600 30px/1.2 var(--numbers); font-variant-numeric: lining-nums tabular-nums; letter-spacing: .015em; white-space: nowrap; }
.banner-phone small { display: block; margin-top: 8px; color: #ccd7de; font: 13px/1.5 var(--sans); letter-spacing: 0; }

.page-hero { min-height: 520px; display: grid; grid-template-columns: .88fr 1.12fr; color: #fff; background: var(--navy); }
.page-hero > div:first-child { padding: clamp(72px, 9vw, 132px) clamp(28px, 6.4vw, 108px); display: flex; flex-direction: column; justify-content: center; }
.page-hero .eyebrow { color: #c8aa72; font-size: 14px; margin: 0 0 19px; }
.page-hero h1 { font: 400 clamp(36px, 4vw, 64px)/1.35 var(--serif); letter-spacing: .05em; white-space: nowrap; }
.page-hero p { max-width: 520px; margin-top: 24px; color: #d5dfe5; font-size: 17px; line-height: 2; }
.page-hero-visual { min-height: 420px; background-position: center; background-size: cover; }
.business-visual { background-image: linear-gradient(90deg, rgba(11,34,51,.2), transparent), url("assets/service-sales-v13.webp"); }
.company-visual { position: relative; overflow: hidden; background: var(--ivory); }
.company-visual img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 60% center; }
.contact-visual { background-image: linear-gradient(90deg, rgba(11,34,51,.15), transparent), url("assets/urban-hero.webp"); }

.business-content { padding: 112px clamp(28px, 7.5vw, 128px); background: var(--paper); }
.business-feature { max-width: 1320px; margin: 0 auto 112px; display: grid; grid-template-columns: 1.08fr .92fr; align-items: center; gap: clamp(45px, 8vw, 118px); scroll-margin-top: 125px; }
.business-feature:last-child { margin-bottom: 0; }
.business-feature:nth-child(even) .business-feature-image { order: 2; }
.business-feature-image { aspect-ratio: 4/3; overflow: hidden; box-shadow: 0 20px 55px rgba(20,31,38,.12); }
.business-feature-image img { width: 100%; height: 100%; object-fit: cover; }
.business-feature h2 { margin-top: 15px; font: 400 clamp(34px, 3.2vw, 48px)/1.45 var(--serif); }
.business-feature p { margin-top: 24px; color: var(--muted); font-size: 17px; line-height: 2.15; }
.business-feature .text-link { margin-top: 28px; }

.company-message { padding: 104px clamp(28px, 7.5vw, 128px); display: grid; grid-template-columns: 1fr 1fr; gap: 7vw; align-items: start; background: #fff; }
.company-message h2 { font: 400 clamp(30px, 3.2vw, 46px)/1.55 var(--serif); }
.company-message p { color: var(--muted); line-height: 2.2; }
.profile { padding: 104px clamp(28px, 12vw, 190px) 118px; background: var(--ivory); }
.profile h2 { margin-bottom: 38px; font: 400 clamp(34px, 3vw, 44px)/1.45 var(--serif); }
.profile dl { max-width: 980px; margin: 0; display: grid; grid-template-columns: 220px 1fr; border-top: 1px solid #c9c0b3; }
.profile dt, .profile dd { padding: 20px 18px; border-bottom: 1px solid #c9c0b3; font-size: 16px; }
.profile dt { color: #657078; }
.profile dd { margin: 0; }

.contact-content { padding: 104px clamp(28px, 9vw, 150px); background: var(--paper); }
.contact-cards { max-width: 1120px; display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.contact-card { padding: clamp(30px, 4vw, 52px); background: #fff; border-top: 3px solid var(--gold); box-shadow: 0 16px 42px rgba(18,30,38,.07); }
.contact-label { color: #806c49; font-size: 14px; font-weight: 700; letter-spacing: .1em; }
.contact-card h2 { margin-top: 16px; color: var(--navy); font: 600 clamp(26px, 2.7vw, 40px)/1.35 var(--numbers); font-variant-numeric: lining-nums tabular-nums; letter-spacing: .015em; white-space: nowrap; }
.contact-card p:not(.contact-label) { margin-top: 15px; color: var(--muted); font-size: 16px; }
.contact-card--email { grid-column: 1 / -1; }
.contact-card--email h2 { font-size: clamp(20px, 2.2vw, 30px); white-space: normal; }
.email-link { overflow-wrap: anywhere; text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: .2em; }
.map-section { padding: 0 clamp(28px, 9vw, 150px) 110px; background: var(--paper); }
.map-heading { margin-bottom: 28px; display: flex; align-items: end; justify-content: space-between; gap: 30px; }
.map-heading h2 { font: 400 clamp(32px, 3vw, 43px)/1.45 var(--serif); }
.map-heading p { color: var(--muted); font-size: 16px; line-height: 1.9; text-align: right; }
.map-frame { height: 430px; overflow: hidden; border: 1px solid var(--line); background: var(--ivory); }
.map-frame iframe { width: 100%; height: 100%; display: block; border: 0; }
.contact-note { padding: 76px clamp(28px, 9vw, 150px); display: grid; grid-template-columns: .6fr 1.4fr; gap: 8vw; background: var(--ivory); }
.contact-note h2 { font: 400 32px/1.5 var(--serif); }
.contact-note p { max-width: 760px; color: var(--muted); line-height: 2.1; }

.footer { padding: 56px clamp(28px, 7.5vw, 128px) 26px; color: #d9e2e7; background: #071a28; }
.footer-main { display: flex; justify-content: space-between; gap: 40px; }
.footer .brand img { background: #fff; }
.footer .brand small { color: #aebdc6; }
.address { color: #c2ced5; font-size: 15px; line-height: 2.05; }
.address-part { display: inline-block; }
.profile dd { overflow-wrap: anywhere; }
.hero-panel, .trust-copy, .contact-card, .service-copy { min-width: 0; }
.bottom { margin-top: 42px; padding-top: 17px; border-top: 1px solid #304756; color: #95a6b0; font-size: 12px; }

@media (max-width: 1020px) {
  .nav { gap: 18px; font-size: 14px; }
  .hero { grid-template-columns: 53% 47%; }
  .hero-panel { margin-left: -42px; padding-left: 48px; padding-right: 48px; }
  .hero-actions { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 960px) {
  body { font-size: 16px; }
  .header { min-height: 78px; padding: 0 5vw; gap: 12px; }
  .brand { gap: 9px; }
  .brand img { width: 40px; height: 40px; }
  .brand b { font-size: 17px; }
  .brand small { display: none; }
  .nav { display: none; }
  .mobile-actions { display: flex; align-items: center; gap: 7px; flex-shrink: 0; }
  .mobile-menu { position: relative; }
  .mobile-menu summary { min-width: 44px; min-height: 44px; padding: 10px 11px; display: flex; align-items: center; justify-content: center; color: var(--navy); background: #fff; border: 1px solid #aeb8bf; cursor: pointer; font-size: 13px; line-height: 1.2; list-style: none; }
  .mobile-menu summary::-webkit-details-marker { display: none; }
  .mobile-menu summary::before { content: "☰"; margin-right: 5px; }
  .mobile-menu[open] summary::before { content: "×"; }
  .mobile-panel { width: min(82vw, 290px); position: absolute; top: calc(100% + 10px); right: 0; display: grid; background: #fff; border: 1px solid var(--line); box-shadow: 0 16px 36px rgba(2,14,22,.2); }
  .mobile-menu:not([open]) .mobile-panel { display: none; }
  .mobile-panel a { padding: 15px 18px; border-bottom: 1px solid var(--line); font-size: 16px; }
  .mobile-panel a:last-child { border: 0; color: #fff; background: var(--navy); }
  .mobile-call { min-width: 44px; min-height: 44px; padding: 11px 14px; display: grid; place-items: center; color: #fff; background: var(--navy); font-size: 13px; line-height: 1.2; }

  .hero { min-height: 0; display: flex; flex-direction: column; background: var(--ivory); }
  .hero-photo { min-height: clamp(270px, 82vw, 400px); order: 1; background-position: 63% center; }
  .hero-panel { margin: -54px 5vw 0; padding: 45px 7vw 48px; order: 2; }
  .hero h1 { margin-top: 16px; font-size: clamp(28px, 7.1vw, 45px); line-height: 1.6; }
  .lead { margin-top: 22px; font-size: 16px; line-height: 2; }
  .hero-actions { margin-top: 30px; gap: 22px; }
  .hero-phone strong { font-size: 27px; }

  .services-section { padding: 82px 5vw 88px; }
  .section-intro { display: block; margin-bottom: 36px; }
  .section-intro h2, .trust-copy h2, .flow-title h2, .contact-banner h2 { font-size: clamp(24px, 7.2vw, 34px); }
  .section-intro > p { margin-top: 24px; font-size: 16px; line-height: 2; }
  .service-grid { height: auto; display: grid; grid-template-columns: 1fr; grid-template-rows: none; gap: 13px; }
  .service-card, .service-card-main { min-height: 0; height: clamp(300px, 84vw, 420px); grid-row: auto; }
  .service-card-main img { object-position: 68% center; }
  .service-card[href*="management"] img { object-position: 46% center; }
  .service-copy { left: 24px; right: 24px; bottom: 26px; }
  .service-copy b { font-size: 28px; }
  .service-foot { align-items: flex-start; flex-direction: column; margin-top: 22px; }

  .trust-section { display: flex; flex-direction: column; min-height: 0; }
  .trust-image { min-height: 0; aspect-ratio: 4 / 3; margin: 34px 5vw 0; }
  .trust-copy { padding: 72px 7vw 80px; }
  .trust-copy > p:not(.eyebrow) { font-size: 16px; line-height: 2; }
  .flow-section { padding: 82px 7vw; display: block; }
  .flow-list { margin-top: 38px; }
  .flow-list article { padding: 26px 0; display: block; }
  .flow-list p { margin-top: 10px; }
  .contact-banner { padding: 70px 7vw; align-items: flex-start; flex-direction: column; }
  .contact-banner-actions { width: 100%; min-width: 0; }

  .page-hero { min-height: 0; display: flex; flex-direction: column; }
  .page-hero > div:first-child { padding: 70px 7vw 66px; }
  .page-hero h1 { font-size: clamp(32px, 8.8vw, 42px); }
  .page-hero p { font-size: 16px; }
  .page-hero-visual { min-height: clamp(230px, 70vw, 380px); }
  .contact-visual { background-position: 63% center; }
  .business-content { padding: 80px 5vw; }
  .business-feature { margin-bottom: 82px; display: flex; flex-direction: column; gap: 34px; align-items: stretch; }
  .business-feature:nth-child(even) .business-feature-image { order: 0; }
  .business-feature h2 { font-size: 34px; }
  .business-feature p { font-size: 16px; line-height: 2; }
  .company-message { padding: 78px 7vw; display: block; }
  .company-message h2 { font-size: clamp(24px, 7.2vw, 34px); }
  .company-message p { margin-top: 30px; }
  .profile { padding: 78px 5vw 88px; }
  .profile dl { grid-template-columns: 1fr; }
  .profile dt { padding-bottom: 5px; border-bottom: 0; font-size: 14px; font-weight: 700; }
  .profile dd { padding-top: 3px; }
  .contact-content { padding: 78px 5vw; }
  .contact-cards { grid-template-columns: 1fr; }
  .map-section { padding: 0 5vw 86px; }
  .map-heading { align-items: flex-start; flex-direction: column; }
  .map-heading p { text-align: left; }
  .map-frame { height: 370px; }
  .contact-note { padding: 66px 7vw; display: block; }
  .contact-note p { margin-top: 22px; }
  .footer { padding: 48px 7vw 24px; }
  .footer-main { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 440px) {
  .mobile-menu summary { font-size: 0; }
  .mobile-menu summary::before { margin: 0; font-size: 17px; }
}

@media (max-width: 390px) {
  .header { padding-left: 4vw; padding-right: 4vw; }
  .brand b { font-size: 15px; }
  .mobile-call { padding-left: 12px; padding-right: 12px; }
  .hero h1 { font-size: 26px; }
  .hero-phone strong, .banner-phone { font-size: 25px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}