:root {
  --ink: #0a0b0f;
  --ink-soft: #111218;
  --panel: #15161c;
  --cream: #f3efe7;
  --muted: #a7a39b;
  --gold: #c9a24b;
  --gold-light: #dfc27f;
  --line: rgba(255, 255, 255, 0.13);
  --sidebar: 390px;
  --serif: "Playfair Display", "Noto Serif JP", Georgia, serif;
  --sans: "Noto Sans JP", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--cream); background: var(--ink); font-family: var(--sans); font-weight: 300; line-height: 1.8; }
button, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; text-decoration: none; }
img { display: block; width: 100%; }
button { color: inherit; }
::selection { color: var(--ink); background: var(--gold-light); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; z-index: 100; top: -80px; left: 1rem; padding: 0.7rem 1rem; color: var(--ink); background: var(--cream); transition: top 0.2s; }
.skip-link:focus { top: 1rem; }
.site-shell { min-height: 100vh; }
.site-content { width: calc(100% - var(--sidebar)); }
.site-header { position: absolute; z-index: 10; top: 0; left: 0; display: flex; align-items: center; width: calc(100% - var(--sidebar)); height: 98px; padding: 0 4.5vw; border-bottom: 1px solid rgba(255,255,255,.18); }
.wordmark { display: inline-flex; align-items: center; gap: 13px; font-family: var(--serif); font-size: .94rem; font-weight: 600; letter-spacing: .2em; }
.wordmark-mark { display: grid; place-items: center; width: 34px; height: 34px; border: 1px solid var(--gold); border-radius: 50%; color: var(--gold-light); font-family: var(--serif); font-size: 1rem; font-style: italic; letter-spacing: 0; }
.desktop-nav { display: flex; gap: clamp(1.4rem, 2.5vw, 3rem); margin: 0 auto; }
.desktop-nav a { position: relative; font-size: .68rem; font-weight: 500; letter-spacing: .16em; text-transform: uppercase; }
.desktop-nav a::after { position: absolute; right: 0; bottom: -9px; left: 0; height: 1px; content: ""; background: var(--gold); transform: scaleX(0); transform-origin: right; transition: transform .3s; }
.desktop-nav a:hover::after, .desktop-nav a:focus-visible::after { transform: scaleX(1); transform-origin: left; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 51px; padding: .7rem 1.8rem; border: 1px solid var(--gold); color: #fff; background: rgba(8,8,10,.15); font-family: var(--sans); font-size: .7rem; font-weight: 500; letter-spacing: .17em; text-transform: uppercase; cursor: pointer; transition: color .25s, background .25s; }
.button:hover, .button:focus-visible { color: var(--ink); background: var(--gold-light); }
.button-small { min-height: 40px; padding: .45rem 1.15rem; font-size: .6rem; }
.text-link { padding: .5rem 0; border: 0; border-bottom: 1px solid rgba(255,255,255,.45); color: #fff; background: transparent; font-size: .67rem; font-weight: 500; letter-spacing: .16em; text-transform: uppercase; cursor: pointer; }
.text-link span, .brand-link span { margin-left: 1.2rem; color: var(--gold-light); }
.hero { position: relative; display: flex; align-items: center; min-height: 100vh; padding: 140px 8vw 90px; overflow: hidden; background: url("https://images.unsplash.com/photo-1414235077428-338989a2e8c0?w=1920&auto=format&fit=crop&q=88") center/cover no-repeat; }
.hero-shade { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(4,5,8,.9) 0%, rgba(5,6,9,.58) 50%, rgba(7,7,10,.23) 100%), linear-gradient(0deg, rgba(6,7,10,.7), transparent 50%); }
.hero-content { position: relative; z-index: 1; max-width: 730px; }
.eyebrow { display: flex; align-items: center; gap: 1rem; margin: 0 0 1.5rem; color: var(--gold-light); font-size: .63rem; font-weight: 500; letter-spacing: .28em; text-transform: uppercase; }
.eyebrow::before { width: 38px; height: 1px; content: ""; background: var(--gold); }
h1, h2 { margin: 0; font-family: var(--serif); font-weight: 500; line-height: .98; letter-spacing: -.02em; }
h1 { font-size: clamp(4rem, 7.2vw, 8rem); }
h1 em, h2 em { color: var(--gold-light); font-weight: 500; }
.hero-copy { margin: 2.5rem 0; color: rgba(255,255,255,.8); font-family: "Noto Serif JP", serif; font-size: clamp(.9rem, 1.1vw, 1.1rem); line-height: 2.1; }
.hero-actions { display: flex; align-items: center; gap: 2.3rem; }
.hero-index { position: absolute; z-index: 1; right: 3vw; bottom: 8%; display: flex; align-items: center; gap: .8rem; color: rgba(255,255,255,.65); font: .6rem var(--sans); letter-spacing: .15em; transform: rotate(90deg); transform-origin: right; }
.hero-index i { display: block; width: 70px; height: 1px; background: linear-gradient(90deg, var(--gold) 25%, rgba(255,255,255,.35) 25%); }
.scroll-cue { position: absolute; z-index: 1; bottom: 0; left: 4.5vw; display: flex; flex-direction: column; align-items: center; gap: 10px; color: rgba(255,255,255,.55); font-size: .55rem; letter-spacing: .2em; text-transform: uppercase; }
.scroll-cue i { width: 1px; height: 52px; background: rgba(255,255,255,.5); }
.section { padding: clamp(5rem, 9vw, 10rem) clamp(1.5rem, 7vw, 8rem); }
.section-heading { display: grid; grid-template-columns: minmax(300px, 1.2fr) 1fr; gap: 5vw; align-items: end; margin-bottom: clamp(3.5rem, 6vw, 6.5rem); }
.section-heading h2, .concept h2, .contact h2 { font-size: clamp(3.2rem, 5.5vw, 6.3rem); }
.section-heading > p { max-width: 570px; margin: 0 0 .5rem; color: var(--muted); font-size: .85rem; line-height: 2.1; }
.section-heading.compact { align-items: center; }
.section-heading.compact h2 { font-size: clamp(3rem, 4.4vw, 5rem); }
.brands { background: var(--ink); }
.brand-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(3rem, 6vw, 7rem) clamp(1.8rem, 4vw, 4.5rem); }
.brand-card:nth-child(even) { margin-top: 6rem; }
.brand-image { position: relative; aspect-ratio: 1.18; overflow: hidden; background: #18191d; }
.brand-image::after { position: absolute; inset: 0; content: ""; background: linear-gradient(0deg, rgba(3,4,6,.35), transparent 45%); }
.brand-image img { height: 100%; object-fit: cover; filter: saturate(.78) contrast(1.05); transition: transform .8s cubic-bezier(.2,.7,.2,1), filter .6s; }
.brand-card:hover .brand-image img { filter: saturate(1); transform: scale(1.035); }
.brand-body { position: relative; padding: 1.7rem 0 0 2.8rem; border-left: 1px solid var(--gold); }
.brand-number { position: absolute; top: 2.2rem; left: -2rem; color: var(--gold-light); font-size: .55rem; font-weight: 500; letter-spacing: .18em; transform: rotate(-90deg); transform-origin: left; }
.brand-body h3 { margin: 0 0 .6rem; font: 500 clamp(1.65rem,2.4vw,2.5rem)/1.2 var(--serif); letter-spacing: .04em; }
.brand-body p { max-width: 480px; margin: 0 0 1.2rem; color: var(--muted); font-size: .75rem; line-height: 1.9; }
.brand-link { padding: .3rem 0; border: 0; color: var(--cream); background: none; font-size: .61rem; font-weight: 500; letter-spacing: .16em; text-transform: uppercase; cursor: pointer; }
.services { background: #e9e3d8; color: #121218; }
.services .eyebrow { color: #806524; }
.services .section-heading > p { color: #64605a; }
.service-list { display: grid; grid-template-columns: repeat(5, 1fr); border-top: 1px solid rgba(14,14,18,.25); border-bottom: 1px solid rgba(14,14,18,.25); }
.service-list article { position: relative; min-height: 330px; padding: 1.8rem 1.2rem; border-right: 1px solid rgba(14,14,18,.18); transition: color .3s, background .3s, transform .3s; }
.service-list article:last-child { border-right: 0; }
.service-list article:hover { color: var(--cream); background: #18191e; transform: translateY(-6px); }
.service-list article > span { font-size: .55rem; letter-spacing: .12em; opacity: .65; }
.service-icon { margin: 2rem 0 1.5rem; color: #a78337; font: 2rem var(--serif); }
.service-list h3 { min-height: 58px; margin: 0 0 1rem; font: 500 clamp(1rem,1.2vw,1.25rem)/1.45 var(--serif); }
.service-list p { margin: 0; color: #6e6961; font-size: .66rem; line-height: 1.8; }
.service-list article:hover p { color: #aaa69e; }
.concept { display: grid; grid-template-columns: 1.15fr 1fr; min-height: 800px; background: var(--ink-soft); }
.concept-image { min-height: 700px; overflow: hidden; }
.concept-image img { height: 100%; object-fit: cover; filter: saturate(.6) brightness(.76); }
.concept-content { align-self: center; max-width: 720px; padding: clamp(4rem, 8vw, 9rem) clamp(2rem, 6vw, 7rem); }
.concept-lead { margin: 2.7rem 0 1.2rem !important; color: var(--cream) !important; font: 500 1.05rem/2 "Noto Serif JP", serif !important; }
.concept-content > p:not(.eyebrow) { color: var(--muted); font-size: .77rem; line-height: 2.15; }
.signature { margin-top: 2.4rem; color: var(--gold-light); font: italic 1.7rem var(--serif); }
.signature span { display: block; margin-top: .2rem; color: #7f7e7c; font: .5rem var(--sans); letter-spacing: .18em; text-transform: uppercase; }
.news { background: #0d0e12; }
.news .section-heading { margin-bottom: 3.5rem; }
.news-list { border-top: 1px solid var(--line); }
.news-list article { display: grid; grid-template-columns: 110px 120px 1fr 32px; gap: 1.2rem; align-items: center; min-height: 100px; border-bottom: 1px solid var(--line); transition: padding .25s, background .25s; }
.news-list article:hover { padding: 0 1rem; background: rgba(255,255,255,.025); }
.news-list time { color: #777; font-size: .62rem; letter-spacing: .1em; }
.news-list article > span { color: var(--gold-light); font-size: .52rem; letter-spacing: .15em; }
.news-list h3 { margin: 0; font: 400 .88rem/1.7 "Noto Serif JP", serif; }
.news-list a { color: var(--gold-light); }
.contact { position: relative; display: grid; place-items: center; min-height: 680px; padding: 7rem 2rem; text-align: center; background: linear-gradient(rgba(5,6,9,.78), rgba(5,6,9,.88)), url("https://images.unsplash.com/photo-1550966871-3ed3cdb5ed0c?w=1800&auto=format&fit=crop&q=80") center/cover no-repeat; }
.contact-inner { max-width: 740px; }
.contact .eyebrow { justify-content: center; }
.contact .eyebrow::after { width: 38px; height: 1px; content: ""; background: var(--gold); }
.contact-inner > p:not(.eyebrow) { margin: 2rem 0; color: rgba(255,255,255,.72); font-family: "Noto Serif JP", serif; font-size: .83rem; }
.contact-meta { display: flex; justify-content: center; gap: 1.4rem; margin-top: 3.2rem; color: #aaa8a3; font-size: .55rem; letter-spacing: .12em; text-transform: uppercase; }
.contact-meta a { color: var(--gold-light); }
.site-footer { padding: 4rem 5vw 1.5rem; background: #07080b; }
.footer-top { display: grid; grid-template-columns: 2fr repeat(3, 1fr); gap: 2rem; padding-bottom: 3.5rem; }
.footer-top > div { display: flex; flex-direction: column; align-items: flex-start; gap: .5rem; color: #777; font-size: .6rem; letter-spacing: .08em; }
.footer-top > div p { margin: 0 0 .8rem; color: var(--gold-light); font-size: .5rem; letter-spacing: .2em; text-transform: uppercase; }
.footer-top a:hover { color: var(--cream); }
.footer-bottom { display: flex; justify-content: space-between; gap: 1rem; padding-top: 1.4rem; border-top: 1px solid var(--line); color: #686868; font-size: .5rem; letter-spacing: .07em; }
.footer-bottom strong { color: #9a8a67; font-weight: 400; }

.concierge { position: fixed; z-index: 20; top: 0; right: 0; display: flex; flex-direction: column; width: var(--sidebar); height: 100vh; border-left: 1px solid rgba(201,162,75,.25); background: #f1eee8; color: #18191d; box-shadow: -10px 0 40px rgba(0,0,0,.22); }
.concierge-header { display: flex; align-items: center; min-height: 98px; padding: 0 1.6rem; border-bottom: 1px solid rgba(20,21,25,.15); }
.concierge-avatar { display: grid; place-items: center; width: 42px; height: 42px; margin-right: .9rem; border: 1px solid #aa8536; border-radius: 50%; color: #8e6b23; font: italic 1.25rem var(--serif); }
.concierge-header p { margin: 0; font: 600 .82rem var(--serif); letter-spacing: .08em; }
.concierge-header span { display: flex; align-items: center; margin-top: .18rem; color: #77736c; font-size: .52rem; letter-spacing: .1em; }
.concierge-header span i { width: 6px; height: 6px; margin-right: .4rem; border-radius: 50%; background: #3a9b62; box-shadow: 0 0 0 3px rgba(58,155,98,.12); }
.concierge-toggle { display: none; }
.concierge-body { display: flex; flex: 1; flex-direction: column; min-height: 0; }
.chat-intro { padding: 1.1rem 1.5rem .8rem; text-align: center; }
.chat-intro span { color: #a78337; font: italic .75rem var(--serif); }
.chat-intro p { margin: .1rem 0 0; color: #aaa69f; font-size: .43rem; letter-spacing: .2em; }
.chat-messages { flex: 1; padding: .7rem 1.3rem; overflow-y: auto; scrollbar-color: #c8c2b8 transparent; scrollbar-width: thin; }
.message { display: flex; gap: .55rem; margin: 0 0 1.1rem; animation: message-in .35s ease both; }
.message.user { justify-content: flex-end; }
.message-avatar { display: grid; flex: 0 0 auto; place-items: center; width: 25px; height: 25px; border: 1px solid #b9974d; border-radius: 50%; color: #8c6a28; font: italic .7rem var(--serif); }
.message-content { max-width: 82%; padding: .75rem .9rem; border-radius: 2px 12px 12px 12px; background: #fff; box-shadow: 0 3px 16px rgba(20,20,20,.06); font-size: .68rem; line-height: 1.85; white-space: pre-wrap; }
.message.user .message-content { border-radius: 12px 2px 12px 12px; color: #f8f4ec; background: #27282d; }
.message-time { display: block; margin-top: .35rem; color: #aaa49b; font-size: .43rem; line-height: 1; }
.message.user .message-time { color: #8f8d89; text-align: right; }
.typing .message-content { display: flex; gap: 4px; padding: .9rem 1rem; }
.typing i { width: 5px; height: 5px; border-radius: 50%; background: #a58a54; animation: typing 1s infinite alternate; }
.typing i:nth-child(2) { animation-delay: .2s; }.typing i:nth-child(3) { animation-delay: .4s; }
.quick-actions { display: flex; gap: .4rem; padding: .7rem 1.3rem; overflow-x: auto; border-top: 1px solid rgba(20,21,25,.08); }
.quick-actions button { flex: 0 0 auto; padding: .45rem .65rem; border: 1px solid #d4cec2; border-radius: 20px; color: #716b61; background: transparent; font-size: .52rem; cursor: pointer; transition: border .2s, color .2s; }
.quick-actions button:hover { border-color: #a8863d; color: #80611f; }
.chat-form { display: flex; gap: .55rem; align-items: flex-end; margin: 0 1.3rem; padding: .65rem .7rem .65rem 1rem; border: 1px solid #cfc8bc; background: #fff; }
.chat-form textarea { flex: 1; max-height: 110px; padding: .25rem 0; resize: none; overflow-y: auto; border: 0; outline: 0; color: #242429; background: transparent; font-size: .67rem; line-height: 1.5; }
.chat-form textarea::placeholder { color: #aaa59d; }
.chat-form button { display: grid; flex: 0 0 auto; place-items: center; width: 31px; height: 31px; border: 0; border-radius: 50%; color: white; background: #9b7832; cursor: pointer; transition: background .2s; }
.chat-form button:hover { background: #73551f; }
.chat-form button:disabled { cursor: wait; opacity: .5; }
.chat-note { margin: .55rem 1rem .75rem; color: #a29d94; font-size: .45rem; line-height: 1.5; text-align: center; }
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s ease, transform .8s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

@keyframes message-in { from { opacity: 0; transform: translateY(8px); } }
@keyframes typing { to { opacity: .25; transform: translateY(-2px); } }

@media (max-width: 1180px) {
  :root { --sidebar: 360px; }
  .site-header { padding: 0 2.5vw; }
  .desktop-nav { gap: 1.2rem; }
  .service-list { grid-template-columns: repeat(3, 1fr); }
  .service-list article { min-height: 270px; border-bottom: 1px solid rgba(14,14,18,.18); }
  .service-list article:nth-child(3) { border-right: 0; }
}

@media (max-width: 900px) {
  :root { --sidebar: 0px; }
  .site-content, .site-header { width: 100%; }
  .site-header { position: absolute; height: 78px; padding: 0 1.2rem; }
  .desktop-nav { display: none; }
  .site-header .button-small { margin-left: auto; }
  .hero { min-height: 88vh; padding-right: 6vw; padding-left: 6vw; }
  .hero-index { right: 1rem; }
  .concierge { top: auto; bottom: 0; width: 100%; height: auto; max-height: min(78vh, 680px); border-top: 1px solid rgba(201,162,75,.35); border-left: 0; transition: transform .35s ease; }
  .concierge-header { min-height: 66px; padding: 0 1.2rem; cursor: pointer; }
  .concierge-avatar { width: 36px; height: 36px; }
  .concierge-toggle { display: grid; place-items: center; width: 38px; height: 38px; margin-left: auto; border: 0; background: transparent; cursor: pointer; }
  .concierge-toggle i, .concierge-toggle i::after { display: block; width: 15px; height: 1px; content: ""; background: #3c3d41; transition: transform .3s; }
  .concierge-toggle i::after { transform: rotate(90deg); }
  .concierge.open .concierge-toggle i { transform: rotate(45deg); }
  .concierge.open .concierge-toggle i::after { transform: rotate(90deg); }
  .concierge-body { max-height: 0; overflow: hidden; transition: max-height .4s ease; }
  .concierge.open .concierge-body { max-height: calc(min(78vh, 680px) - 66px); }
  .chat-messages { min-height: 210px; }
  .section { padding-bottom: 7rem; }
  .concept { grid-template-columns: 1fr; }
  .concept-image { min-height: 480px; }
  .concept-content { max-width: none; }
  .site-footer { padding-bottom: 6rem; }
}

@media (max-width: 680px) {
  .wordmark { font-size: .73rem; }
  .wordmark-mark { width: 30px; height: 30px; }
  .site-header .button-small { min-height: 35px; padding: .4rem .7rem; font-size: .5rem; }
  .hero { align-items: flex-end; min-height: 84vh; padding: 110px 1.4rem 8rem; }
  .hero h1 { font-size: clamp(3.45rem, 16vw, 5.3rem); }
  .hero-copy br { display: none; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 1.2rem; }
  .hero-index { display: none; }
  .scroll-cue { left: auto; right: 1.5rem; }
  .section { padding: 5.5rem 1.4rem 7rem; }
  .section-heading { grid-template-columns: 1fr; gap: 2rem; margin-bottom: 3.5rem; }
  .section-heading h2, .concept h2, .contact h2 { font-size: clamp(3.05rem, 14vw, 4.5rem); }
  .brand-grid { grid-template-columns: 1fr; gap: 4.5rem; }
  .brand-card:nth-child(even) { margin-top: 0; }
  .brand-body { padding-left: 2rem; }
  .service-list { grid-template-columns: 1fr 1fr; }
  .service-list article, .service-list article:nth-child(3) { min-height: 245px; border-right: 1px solid rgba(14,14,18,.18); }
  .service-list article:nth-child(even) { border-right: 0; }
  .service-list article:last-child { grid-column: 1 / -1; min-height: 210px; border-right: 0; }
  .concept-image { min-height: 390px; }
  .concept-content { padding: 5rem 1.4rem 6rem; }
  .news-list article { grid-template-columns: 92px 1fr 24px; gap: .7rem; padding: 1rem 0; }
  .news-list article > span { grid-column: 1; grid-row: 2; }
  .news-list h3 { grid-column: 2; grid-row: 1 / span 2; }
  .news-list article:hover { padding: 1rem .5rem; }
  .contact { min-height: 620px; padding: 6rem 1.4rem; }
  .contact-meta { align-items: center; flex-direction: column; gap: .5rem; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .footer-logo { grid-column: 1 / -1; margin-bottom: 1rem; }
  .footer-bottom { align-items: flex-start; flex-direction: column; }
  .concierge-header { min-height: 62px; }
  .concierge.open .concierge-body { max-height: calc(min(78vh, 680px) - 62px); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}