:root { --ink: #090907; --ivory: #f1eadb; --gold: #c4a35a; --muted: #aaa394; --line: rgba(196,163,90,.2); }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--ink); color: var(--ivory); font-family: Arial, Helvetica, sans-serif; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
.site-shell { min-height: 100vh; background: #090907; }
.site-header { height: 92px; padding: 0 clamp(24px, 5vw, 80px); display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); position: absolute; inset: 0 0 auto; z-index: 10; }
.brand { display: flex; align-items: center; gap: 13px; font-family: Georgia, 'Times New Roman', serif; text-transform: uppercase; letter-spacing: .16em; font-size: 14px; }
.brand img { width: 38px; height: 38px; object-fit: cover; object-position: 50% 46%; border-radius: 50%; }
nav { display: flex; gap: clamp(22px, 3vw, 48px); font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: #bbb3a3; }
nav a, .header-cta { transition: color .25s ease; }
nav a:hover { color: var(--ivory); }
.header-actions { display: flex; align-items: center; gap: 25px; }
.language-switcher { display: flex; gap: 5px; }
.language-switcher button { border: 0; background: transparent; color: #777267; padding: 8px 5px; cursor: pointer; font-size: 10px; letter-spacing: .08em; }
.language-switcher button.active { color: var(--gold); }
.header-cta { border-bottom: 1px solid var(--gold); padding: 8px 0; font-size: 11px; letter-spacing: .12em; text-transform: uppercase; }
.hero { min-height: 100vh; position: relative; overflow: hidden; display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(300px, .9fr); align-items: center; padding: 142px clamp(24px, 8vw, 130px) 86px; background: radial-gradient(circle at 77% 47%, rgba(145,112,45,.15), transparent 26%); }
.hero::before { content: ''; position: absolute; inset: 92px 0 auto 52%; width: 1px; height: calc(100% - 150px); background: linear-gradient(transparent, rgba(196,163,90,.28), transparent); }
.hero-copy { position: relative; z-index: 2; max-width: 760px; }
.eyebrow { color: var(--gold) !important; text-transform: uppercase; letter-spacing: .28em; font-size: 11px !important; margin: 0 0 27px !important; }
h1, h2 { font-family: Georgia, 'Times New Roman', serif; font-weight: 400; letter-spacing: -.035em; margin: 0; }
h1 { font-size: clamp(48px, 6.5vw, 96px); line-height: .98; }
h1 span, h2 span { display: block; }
.lang-ja .hero h1 { font-size: clamp(48px, 5.1vw, 78px); letter-spacing: -.055em; }
.lang-ja .hero h1 span { white-space: nowrap; }
.lead { color: var(--muted); max-width: 650px; font-size: clamp(15px, 1.25vw, 18px); line-height: 1.8; margin: 35px 0; }
.primary-cta, .submit-button { display: inline-flex; align-items: center; justify-content: space-between; gap: 34px; padding: 16px 22px; border: 1px solid rgba(196,163,90,.65); background: transparent; color: #e9dfc9; text-transform: uppercase; letter-spacing: .13em; font-size: 11px; transition: background .25s, color .25s; cursor: pointer; }
.primary-cta:hover, .submit-button:hover { background: var(--gold); color: #090907; }
.hero-mark { position: relative; display: grid; place-items: center; opacity: .85; }
.hero-mark::before { content: ''; position: absolute; width: min(36vw, 520px); aspect-ratio: 1; border: 1px solid rgba(196,163,90,.16); border-radius: 50%; box-shadow: 0 0 90px rgba(196,163,90,.08); }
.hero-mark img { width: min(38vw, 540px); mix-blend-mode: screen; filter: contrast(1.05); position: relative; }
.scroll-cue { position: absolute; bottom: 32px; left: clamp(24px, 8vw, 130px); color: #756f62; font-size: 10px; letter-spacing: .14em; text-transform: uppercase; display: flex; gap: 16px; }
.section { padding: clamp(92px, 12vw, 170px) clamp(24px, 8vw, 130px); }
.section-heading { display: grid; grid-template-columns: 1fr 1fr; column-gap: 60px; align-items: end; margin-bottom: 72px; }
.section-heading .eyebrow { grid-column: 1 / -1; }
.section h2 { font-size: clamp(38px, 4.7vw, 70px); line-height: 1.05; }
.lang-ja .section h2 { font-size: clamp(34px, 4.3vw, 62px); letter-spacing: -.055em; }
.lang-ja .section h2 span { white-space: nowrap; }
.section-heading > p:last-child, .approach-body, .company-copy > p, .contact-intro > p:last-child { color: var(--muted); font-size: 15px; line-height: 1.9; max-width: 600px; }
.expertise { background: #efeadf; color: #171611; }
.service-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid rgba(23,22,17,.22); }
.service-card { position: relative; min-height: 390px; padding: 25px 28px 35px; border-right: 1px solid rgba(23,22,17,.18); display: flex; flex-direction: column; }
.service-card:first-child { border-left: 1px solid rgba(23,22,17,.18); }
.number { color: #877342; font-size: 11px; letter-spacing: .18em; }
.service-icon { width: 48px; height: 48px; border: 1px solid #a1874e; border-radius: 50% 50% 50% 8%; margin: 55px 0 35px; transform: rotate(45deg); }
.service-card:nth-child(2) .service-icon { border-radius: 50%; box-shadow: inset 0 0 0 10px #efeadf, inset 0 0 0 11px #a1874e; }
.service-card:nth-child(3) .service-icon { border-radius: 2px; transform: rotate(45deg); }
.service-card:nth-child(4) .service-icon { border-radius: 50%; border-style: dashed; }
.service-card h3, .principle h3 { font-family: Georgia, 'Times New Roman', serif; font-size: 23px; font-weight: 400; margin: 0 0 16px; }
.service-card p, .principle p { color: #6f6a5e; font-size: 13px; line-height: 1.8; margin: 0; }
.service-card > a { margin-top: auto; align-self: flex-end; border-bottom: 1px solid #a1874e; padding: 7px; }
.approach { background: linear-gradient(120deg, #0c0c09, #131108); display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(60px, 10vw, 160px); align-items: center; }
.approach-body { margin-top: 35px; }
.principles { border-top: 1px solid var(--line); }
.principle { display: grid; grid-template-columns: 55px 1fr; gap: 20px; padding: 30px 0; border-bottom: 1px solid var(--line); }
.principle > span { color: var(--gold); font-size: 10px; }
.principle h3 { color: var(--ivory); }
.principle p { color: var(--muted); }
.company { background: #0b0b09; display: grid; grid-template-columns: 1fr 1fr; gap: clamp(60px, 9vw, 140px); align-items: center; border-top: 1px solid var(--line); }
.company-monogram { display: grid; place-items: center; min-height: 500px; border: 1px solid var(--line); background: radial-gradient(circle, rgba(196,163,90,.11), transparent 55%); overflow: hidden; }
.company-monogram img { width: min(100%, 520px); mix-blend-mode: screen; }
.company-copy > p { margin: 30px 0 50px; }
dl { margin: 0; border-top: 1px solid var(--line); }
dl div { display: grid; grid-template-columns: 1fr 1.4fr; padding: 18px 0; border-bottom: 1px solid var(--line); }
dt { color: #777166; font-size: 11px; text-transform: uppercase; letter-spacing: .12em; }
dd { margin: 0; font-size: 13px; }
.contact { background: #e9e2d4; color: #171611; padding-block: clamp(80px, 8vw, 120px); }
.contact-intro { display: grid; grid-template-columns: 1.15fr .85fr; column-gap: clamp(55px, 8vw, 130px); align-items: end; margin-bottom: 62px; }
.contact-intro .eyebrow { grid-column: 1 / -1; }
.contact-intro h2 { font-size: clamp(40px, 4.5vw, 68px); }
.contact-intro > p:last-child { color: #716b60; margin: 0 0 4px; max-width: 520px; }
form { display: grid; grid-template-columns: 1fr 1fr; gap: 24px 46px; padding: clamp(30px, 4vw, 56px); border: 1px solid rgba(141, 113, 51, .34); background: rgba(255, 255, 255, .16); }
form .form-row { display: contents; }
form > label { grid-column: 1 / -1; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 25px; }
form label { font-size: 10px; letter-spacing: .12em; text-transform: uppercase; color: #766e60; display: flex; flex-direction: column; gap: 10px; }
input, select, textarea { width: 100%; border: 0; border-bottom: 1px solid #a9a08f; background: transparent; border-radius: 0; color: #171611; padding: 10px 2px 12px; outline: none; }
input:focus, select:focus, textarea:focus { border-color: #8d7133; }
textarea { resize: vertical; }
.consent { grid-column: 1 / -1; flex-direction: row; align-items: flex-start; gap: 12px; line-height: 1.6; text-transform: none; letter-spacing: 0; font-size: 12px; }
.consent input { width: 16px; margin-top: 1px; accent-color: #9a7d3e; }
.submit-button { align-self: flex-start; color: #171611; min-width: 190px; }
.submit-button:disabled { cursor: wait; opacity: .6; }
.form-status { grid-column: 1 / -1; font-size: 13px; margin: 0; }
.form-status.success { color: #486942; }
.form-status.error { color: #9a3f35; }
.privacy-note { grid-column: 2; align-self: center; color: #7d7568; font-size: 11px; line-height: 1.6; margin: 0; }
.honeypot { position: absolute; left: -9999px; opacity: 0; }
.noscript-note { margin: 0; padding: 12px 20px; background: #c4a35a; color: #090907; text-align: center; font-size: 13px; }
footer { padding: 70px clamp(24px, 8vw, 130px) 28px; background: #070706; border-top: 1px solid var(--line); }
.footer-brand { display: flex; align-items: center; gap: 20px; }
.footer-brand img { width: 62px; height: 62px; object-fit: cover; border-radius: 50%; }
.footer-brand strong { display: block; font-family: Georgia, 'Times New Roman', serif; text-transform: uppercase; letter-spacing: .18em; font-weight: 400; }
.disclaimer { max-width: 900px; color: #736e64; font-size: 10px; line-height: 1.7; margin: 45px 0; }
.footer-base { border-top: 1px solid var(--line); padding-top: 24px; display: flex; justify-content: space-between; color: #716b60; font-size: 10px; letter-spacing: .08em; }
[dir='rtl'] .hero-copy, [dir='rtl'] .section-heading, [dir='rtl'] .approach-copy, [dir='rtl'] .company-copy, [dir='rtl'] .contact-intro, [dir='rtl'] form { text-align: right; }
[dir='rtl'] .scroll-cue { left: auto; right: clamp(24px, 8vw, 130px); }
[dir='rtl'] .service-card { border-right: 0; border-left: 1px solid rgba(23,22,17,.18); }
@media (max-width: 980px) { .site-header nav, .header-cta { display: none; } .hero { grid-template-columns: 1fr; padding-top: 136px; align-content: center; } .hero::before { display: none; } .hero-mark { position: absolute; right: -80px; bottom: -40px; opacity: .3; } .hero-mark img { width: 420px; } .section-heading, .approach, .company { grid-template-columns: 1fr; } .contact-intro { grid-template-columns: 1fr; row-gap: 28px; } .contact-intro > p:last-child { max-width: 680px; } .service-grid { grid-template-columns: 1fr 1fr; } .service-card { border-bottom: 1px solid rgba(23,22,17,.18); } .company-monogram { min-height: 370px; } }
@media (max-width: 600px) { .site-header { height: 76px; } .brand span { font-size: 11px; } .hero { padding-inline: 24px; } h1 { font-size: clamp(44px, 13vw, 64px); } .lang-ja .hero h1 { font-size: clamp(32px, 9.5vw, 43px); line-height: 1.12; } .lang-ja .section h2 { font-size: clamp(24px, 6.8vw, 30px); line-height: 1.18; } form { grid-template-columns: 1fr; padding: 26px 22px; } form > label, .consent, .form-status, .privacy-note, .submit-button { grid-column: 1; } .service-grid, .form-row { grid-template-columns: 1fr; } .service-card { min-height: 320px; } .section-heading { grid-template-columns: 1fr; } .section-heading > p:last-child { margin-top: 25px; } .footer-base { flex-direction: column; gap: 10px; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }