/* ============================================================
 * OenoAI — style.css
 * All visual styling: colors, type, layout, animation, responsive.
 * Color palette and design tokens are declared as :root custom
 * properties at the top of this file. Edit only here for design.
 * ============================================================ */

/* ===== Design tokens ===== */
:root{
  /* Palette (per spec) */
  --color-bg:         #F8F7F4; /* warm off-white */
  --color-bg-warm:    #F2EFE9;
  --color-text:       #1A1A1A; /* deep charcoal */
  --color-subtext:    #6B6B6B; /* mid grey */
  --color-gold:       #C5A059; /* champagne gold */
  --color-gold-soft:  #D9C39A;
  --color-gold-deep:  #A8853E;
  --color-line:       #E5E1D8;
  --color-white:      #FFFFFF;
  --color-overlay:    rgba(0, 0, 0, 0.4);
  --color-ink-bg:     #1A1A1A;

  /* Hero radial gradient stops (overridden per mood) */
  --hero-radial-1:    #4a3320;
  --hero-radial-2:    #2a1d14;
  --hero-radial-3:    #14100c;

  /* Type stacks */
  --serif-jp: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --serif-en: "Cormorant Garamond", "Garamond", "Times New Roman", serif;
  --sans:     "Work Sans", "Helvetica Neue", Helvetica, "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  --mono:     "JetBrains Mono", ui-monospace, monospace;

  /* Layout */
  --pad-x:        clamp(24px, 5vw, 96px);
  --gap-section:  clamp(96px, 14vw, 200px);

  --ease: cubic-bezier(.22,.61,.36,1);
}

/* ===== Reset ===== */
*{ box-sizing:border-box; margin:0; padding:0; }
html, body{ background: var(--color-bg); color: var(--color-text); }
body{
  font-family: var(--sans);
  font-weight: 300;
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: .01em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
a{ color: inherit; text-decoration: none; }
button{ font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }

/* Language-conditional body font on long-form content */
:root[data-lang="ja"] .lang-body{ font-family: var(--serif-jp); font-weight: 400; }
:root[data-lang="en"] .lang-body{ font-family: var(--serif-en); font-weight: 400; }

/* ============================================================
 * Header
 * ============================================================ */
header.site{
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 22px var(--pad-x);
  transition: background .5s var(--ease), border-color .5s var(--ease), padding .3s var(--ease);
  border-bottom: 1px solid transparent;
}
header.site.scrolled{
  background: rgba(248,247,244,.92);
  backdrop-filter: blur(14px) saturate(1.05);
  -webkit-backdrop-filter: blur(14px) saturate(1.05);
  border-bottom-color: var(--color-line);
  padding-top: 14px;
  padding-bottom: 14px;
}
header.site.on-hero:not(.scrolled){ color: var(--color-white); }
header.site.on-hero:not(.scrolled) .logo .vine line{ stroke: var(--color-white); }
header.site.on-hero:not(.scrolled) .logo .vine circle{ fill: var(--color-white); }

.logo{ display: flex; align-items: center; gap: 14px; cursor: pointer; }
.logo-img{
  display: block;
  height: 36px;
  width: auto;
  /* Smooth swap when header transitions between dark-hero and light-scrolled states */
  transition: filter .4s var(--ease), opacity .3s var(--ease);
}
.logo-img--footer{ height: 32px; }

/* Dark hero header — invert the logo to read on the photo background */
header.site.on-hero:not(.scrolled) .logo-img{
  filter: brightness(0) invert(1);
}
.logo .vine{ width: 34px; height: 34px; flex: none; }
.logo .wordmark{
  font-family: var(--serif-en);
  font-weight: 500;
  font-size: 22px;
  letter-spacing: .04em;
  line-height: 1;
}
.logo .wordmark .ai{ color: var(--color-gold); font-style: italic; font-weight: 400; }

nav.primary{ display: flex; align-items: center; gap: 36px; }
nav.primary .nav-links{ display: flex; gap: 32px; }
nav.primary a.nav-link{
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  font-weight: 400;
  padding: 6px 0;
  position: relative;
  color: inherit;
  opacity: .85;
  transition: opacity .25s var(--ease);
}
nav.primary a.nav-link:hover{ opacity: 1; }
nav.primary a.nav-link::after{
  content: ""; position: absolute; left: 0; right: 0; bottom: 0;
  height: 1px; background: var(--color-gold);
  transform: scaleX(0); transform-origin: left;
  transition: transform .4s var(--ease);
}
nav.primary a.nav-link.active::after,
nav.primary a.nav-link:hover::after{ transform: scaleX(1); }

.lang-toggle{
  display: flex; align-items: center; gap: 0;
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: .14em;
  border: 1px solid currentColor;
  border-radius: 999px;
  padding: 4px;
  opacity: .9;
}
.lang-toggle button{
  padding: 4px 12px;
  border-radius: 999px;
  line-height: 1;
  opacity: .55;
  transition: all .3s var(--ease);
}
.lang-toggle button.active{ background: currentColor; opacity: 1; }
.lang-toggle button.active span{ color: var(--color-bg); mix-blend-mode: normal; }
header.site.on-hero:not(.scrolled) .lang-toggle button.active{ background: var(--color-white); }
header.site.on-hero:not(.scrolled) .lang-toggle button.active span{ color: var(--color-text); }
header.site:not(.on-hero) .lang-toggle button.active{ background: var(--color-text); }
header.site:not(.on-hero) .lang-toggle button.active span{ color: var(--color-bg); }
header.site.scrolled .lang-toggle button.active{ background: var(--color-text); }
header.site.scrolled .lang-toggle button.active span{ color: var(--color-bg); }

.menu-btn{ display: none; width: 32px; height: 32px; position: relative; }
.menu-btn span{
  position: absolute; left: 4px; right: 4px; height: 1px;
  background: currentColor;
  transition: transform .3s var(--ease), opacity .3s var(--ease);
}
.menu-btn span:nth-child(1){ top: 11px; }
.menu-btn span:nth-child(2){ top: 17px; }
.menu-btn span:nth-child(3){ top: 23px; }
body.menu-open .menu-btn span:nth-child(1){ transform: translateY(6px) rotate(45deg); }
body.menu-open .menu-btn span:nth-child(2){ opacity: 0; }
body.menu-open .menu-btn span:nth-child(3){ transform: translateY(-6px) rotate(-45deg); }

/* ===== Mobile menu ===== */
.mobile-menu{
  position: fixed; inset: 0; z-index: 45;
  background: var(--color-bg);
  padding: 100px var(--pad-x) 40px;
  transform: translateY(-100%);
  transition: transform .5s var(--ease);
  display: flex; flex-direction: column;
}
body.menu-open .mobile-menu{ transform: translateY(0); }
.mobile-menu a{
  font-family: var(--serif-en);
  font-size: 32px;
  font-weight: 400;
  letter-spacing: .02em;
  padding: 18px 0;
  border-bottom: 1px solid var(--color-line);
  display: flex; align-items: baseline; justify-content: space-between;
}
.mobile-menu a .num{
  font-family: var(--mono);
  font-size: 11px;
  color: var(--color-subtext);
  letter-spacing: .2em;
}

/* ============================================================
 * Page transitions
 * ============================================================ */
main.app{ min-height: 100vh; }
.page{
  display: none;
  opacity: 0;
  transition: opacity .6s var(--ease);
}
.page.active{ display: block; opacity: 1; }

/* ===== Reveal on scroll ===== */
.reveal{
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 1s var(--ease), transform 1s var(--ease);
}
.reveal.in{ opacity: 1; transform: none; }
.reveal-slow{ transition-duration: 1.4s; }
.reveal-line{
  transform-origin: left;
  transform: scaleX(0);
  opacity: 1;
  transition: transform 1.2s var(--ease);
}
.reveal-line.in{ transform: scaleX(1); }

/* ============================================================
 * Hero
 * ============================================================ */
.hero{
  position: relative;
  min-height: 100vh;
  color: var(--color-white);
  display: flex; align-items: flex-end;
  padding: 140px var(--pad-x) 80px;
  overflow: hidden;
}
.hero-bg{
  position: absolute; inset: 0; z-index: 0;
  background:
    linear-gradient(180deg, var(--color-overlay) 0%, rgba(0,0,0,.25) 35%, rgba(0,0,0,.55) 100%),
    radial-gradient(ellipse at 70% 30%, var(--hero-radial-1) 0%, var(--hero-radial-2) 45%, var(--hero-radial-3) 100%);
  background-size: cover;
  background-position: center;
}
.hero-bg::after{
  content: "";
  position: absolute; inset: 0;
  background-image: repeating-linear-gradient(180deg, rgba(255,255,255,.018) 0 1px, transparent 1px 3px);
  mix-blend-mode: overlay;
  pointer-events: none;
}
.hero-bg .bg-image{
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  z-index: 0;
}
/* When a real hero image loads, apply a tuned overlay for legibility.
   Lighter at top (preserve sky / mountains) → darker at bottom (text contrast). */
.hero-bg.has-image::before{
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg,
    rgba(0,0,0,.18) 0%,
    rgba(0,0,0,.25) 30%,
    rgba(0,0,0,.55) 70%,
    rgba(0,0,0,.78) 100%);
  z-index: 1;
}

.hero-placeholder-label{
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%,-50%);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .3em;
  color: rgba(255,255,255,.22);
  text-transform: uppercase;
  text-align: center;
  line-height: 2;
  pointer-events: none;
}
.hero-bg.has-image ~ .hero-placeholder-label,
.hero-bg.has-image .hero-placeholder-label{ display: none; }

.hero-content{
  position: relative; z-index: 2;
  max-width: 1100px; width: 100%;
}
.hero-eyebrow{
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .35em;
  text-transform: uppercase;
  color: var(--color-gold-soft);
  margin-bottom: 32px;
  display: flex; align-items: center; gap: 14px;
}
.hero-eyebrow::before{
  content: ""; width: 36px; height: 1px;
  background: var(--color-gold);
}
.hero h1{
  font-weight: 400;
  line-height: 1.3;
  letter-spacing: .02em;
  margin-bottom: 48px;
  text-wrap: pretty;
  max-width: 18ch;
}
:root[data-lang="ja"] .hero h1{
  font-family: var(--serif-jp);
  font-size: clamp(28px, 4.4vw, 56px);
  line-height: 1.55;
  letter-spacing: .06em;
  max-width: none;
}
:root[data-lang="en"] .hero h1{
  font-family: var(--serif-en);
  font-size: clamp(40px, 6.4vw, 88px);
  line-height: 1.15;
  font-weight: 300;
  max-width: 14ch;
}

.cta-row{
  display: flex; flex-wrap: wrap;
  gap: 14px 28px;
  margin-top: 16px;
}

/* ===== Buttons ===== */
.btn{
  font-family: var(--sans);
  font-size: 13px;
  letter-spacing: .14em;
  text-transform: uppercase;
  padding: 16px 28px;
  border: 1px solid currentColor;
  border-radius: 999px;
  display: inline-flex; align-items: center; gap: 12px;
  transition: all .35s var(--ease);
  color: inherit;
  background: transparent;
}
.btn .arrow{
  width: 18px; height: 1px;
  background: currentColor;
  position: relative;
  transition: width .35s var(--ease);
}
.btn .arrow::after{
  content: "";
  position: absolute; right: -1px; top: -3px;
  width: 7px; height: 7px;
  border-top: 1px solid currentColor;
  border-right: 1px solid currentColor;
  transform: rotate(45deg);
}
.btn:hover .arrow{ width: 28px; }
.btn.solid{
  background: var(--color-gold);
  border-color: var(--color-gold);
  color: var(--color-white);
}
.btn.solid:hover{
  background: var(--color-gold-deep);
  border-color: var(--color-gold-deep);
}
.btn.ghost-light{ color: var(--color-white); }
.btn.ghost-light:hover{ background: rgba(255,255,255,.08); }
.btn.ghost-dark{ color: var(--color-text); }
.btn.ghost-dark:hover{ background: rgba(26,26,26,.04); }

.hero-meta{
  position: absolute; bottom: 40px; right: var(--pad-x);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .3em;
  color: rgba(255,255,255,.5);
  text-transform: uppercase;
  z-index: 2;
  writing-mode: vertical-rl;
}
.hero-meta::before{
  content: "";
  display: block;
  width: 1px; height: 48px;
  background: var(--color-gold);
  margin: 0 auto 14px;
}

/* ============================================================
 * Section base
 * ============================================================ */
section.block{
  padding: var(--gap-section) var(--pad-x);
  position: relative;
}
section.block + section.block{ border-top: 1px solid var(--color-line); }
.section-header{
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-bottom: 80px;
  max-width: 1400px;
}
.eyebrow{
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--color-subtext);
  display: flex; align-items: center; gap: 14px;
}
.eyebrow .num{ color: var(--color-gold); }
.eyebrow::after{
  content: "";
  flex: 1; height: 1px;
  background: var(--color-line);
  max-width: 80px;
}

h2.section-title{
  font-weight: 400;
  line-height: 1.25;
  letter-spacing: .02em;
  color: var(--color-text);
  text-wrap: balance;
}
:root[data-lang="ja"] h2.section-title{
  font-family: var(--serif-jp);
  font-size: clamp(28px, 3.6vw, 52px);
  line-height: 1.5;
  letter-spacing: .05em;
}
:root[data-lang="en"] h2.section-title{
  font-family: var(--serif-en);
  font-size: clamp(34px, 4.4vw, 64px);
  line-height: 1.15;
  font-weight: 300;
}

/* ============================================================
 * Gap We Close
 * ============================================================ */
.gap-section{ background: var(--color-bg-warm); }
.gap-grid{
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr);
  gap: clamp(40px, 8vw, 140px);
  max-width: 1400px;
}
.gap-figure{
  font-family: var(--serif-en);
  font-style: italic;
  font-size: clamp(72px, 10vw, 160px);
  line-height: 1;
  font-weight: 300;
  color: var(--color-gold);
  letter-spacing: -.02em;
}
.gap-figure sup{
  font-size: .4em;
  vertical-align: super;
  font-style: normal;
  color: var(--color-subtext);
}
.gap-rule{
  background: var(--color-gold);
  height: 1px;
  width: 120px;
  margin: 32px 0;
}

.prose{
  color: var(--color-text);
  text-wrap: pretty;
}
:root[data-lang="ja"] .prose{
  font-family: var(--serif-jp);
  font-size: clamp(16px, 1.2vw, 19px);
  line-height: 2.1;
  letter-spacing: .06em;
}
:root[data-lang="en"] .prose{
  font-family: var(--serif-en);
  font-size: clamp(18px, 1.4vw, 22px);
  line-height: 1.75;
  letter-spacing: .005em;
}
.prose p + p{ margin-top: 1.4em; }
.prose p:last-child{ color: var(--color-text); font-weight: 500; }
:root[data-lang="en"] .prose p:last-child{ font-style: italic; color: var(--color-gold-deep); font-weight: 400; }

/* ============================================================
 * Who We Serve
 * ============================================================ */
.serve-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 1500px;
}
.serve-card{
  background: var(--color-white);
  border: 1px solid var(--color-line);
  display: flex; flex-direction: column;
  transition: transform .6s var(--ease), box-shadow .6s var(--ease);
}
.serve-card:hover{
  transform: translateY(-4px);
  box-shadow: 0 30px 60px -30px rgba(26,26,26,.18);
}
.serve-img{
  aspect-ratio: 4 / 5;
  position: relative;
  overflow: hidden;
  background: #ECE6DA;
}
.serve-img .ph-stripes{
  position: absolute; inset: 0;
  background-image: repeating-linear-gradient(135deg, rgba(197,160,89,.07) 0 2px, transparent 2px 12px);
}
.serve-img .ph-label{
  position: absolute; bottom: 24px; left: 24px; right: 24px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--color-subtext);
  line-height: 1.7;
}
.serve-img .ph-glyph{
  position: absolute; top: 24px; left: 24px;
  width: 44px; height: 44px;
  border: 1px solid var(--color-gold);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--serif-en); font-size: 18px; color: var(--color-gold);
  font-style: italic;
}
.serve-img .bg-image{
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  z-index: 2;
}
.serve-body{ padding: 36px 32px 40px; flex: 1; display: flex; flex-direction: column; }
.serve-tag{
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--color-gold-deep);
  margin-bottom: 14px;
}
.serve-title{
  font-weight: 400;
  line-height: 1.3;
  margin-bottom: 24px;
}
:root[data-lang="ja"] .serve-title{
  font-family: var(--serif-jp);
  font-size: 22px;
  letter-spacing: .04em;
}
:root[data-lang="en"] .serve-title{
  font-family: var(--serif-en);
  font-size: 26px;
  letter-spacing: .005em;
  font-weight: 400;
}
.serve-rule{
  height: 1px;
  background: var(--color-line);
  margin-bottom: 28px;
  position: relative;
}
.serve-rule::before{
  content: "";
  position: absolute; left: 0; top: 0;
  width: 32px; height: 1px;
  background: var(--color-gold);
}
.serve-text{ color: var(--color-text); flex: 1; }
:root[data-lang="ja"] .serve-text{
  font-family: var(--serif-jp);
  font-size: 15px; line-height: 2;
  letter-spacing: .04em;
}
:root[data-lang="en"] .serve-text{
  font-family: var(--serif-en);
  font-size: 18px; line-height: 1.65;
}
.serve-text p + p{
  margin-top: 1.2em;
  font-weight: 500;
}
:root[data-lang="en"] .serve-text p + p{
  font-style: italic;
  font-weight: 400;
  color: var(--color-gold-deep);
}

/* ============================================================
 * Products preview (top page dark band)
 * ============================================================ */
.products-pre{ background: var(--color-ink-bg); color: var(--color-bg-warm); }
.products-pre .eyebrow{ color: rgba(242,239,233,.5); }
.products-pre .eyebrow::after{ background: rgba(242,239,233,.15); }
.products-pre .eyebrow .num{ color: var(--color-gold); }
.products-pre-inner{
  max-width: 1400px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 8vw, 120px);
  align-items: end;
}
.products-pre h2{ color: var(--color-white); }
.products-pre .meta{
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: rgba(242,239,233,.5);
  line-height: 2.2;
}
.products-pre .meta .row{
  display: flex; justify-content: space-between;
  border-top: 1px solid rgba(242,239,233,.12);
  padding: 14px 0;
}
.products-pre .meta .row.last{ border-bottom: 1px solid rgba(242,239,233,.12); }
.products-pre .meta .row .val{ color: var(--color-gold-soft); }
.products-pre .meta .row .val a{ border-bottom: 1px solid var(--color-gold); }

/* ============================================================
 * CTA strip
 * ============================================================ */
.cta-strip{
  text-align: center;
  padding: clamp(120px, 18vw, 220px) var(--pad-x);
  position: relative;
}
.cta-strip::before{
  content: "";
  position: absolute; left: 50%; top: 60px;
  width: 1px; height: 60px;
  background: var(--color-gold);
}
.cta-strip h2{ margin: 0 auto 56px; max-width: 900px; }
.cta-strip .cta-row{ justify-content: center; }

/* ============================================================
 * Coming Soon pages (Philosophy / Products)
 * ============================================================ */
.coming{
  min-height: 100vh;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding: 140px var(--pad-x) 80px;
  text-align: center;
  position: relative;
}
.coming .seal{
  width: 84px; height: 84px;
  border: 1px solid var(--color-gold);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--serif-en);
  font-style: italic;
  font-size: 26px;
  color: var(--color-gold);
  margin-bottom: 48px;
  position: relative;
}
.coming .seal::before,
.coming .seal::after{
  content: "";
  position: absolute;
  height: 1px;
  background: var(--color-gold);
  width: 60px;
  top: 50%;
}
.coming .seal::before{ right: 100%; margin-right: 24px; }
.coming .seal::after{ left: 100%; margin-left: 24px; }
.coming h1{
  font-weight: 400;
  margin-bottom: 24px;
  text-wrap: balance;
}
:root[data-lang="ja"] .coming h1{
  font-family: var(--serif-jp);
  font-size: clamp(28px, 3.6vw, 48px);
  letter-spacing: .08em;
  line-height: 1.5;
}
:root[data-lang="en"] .coming h1{
  font-family: var(--serif-en);
  font-size: clamp(34px, 4.6vw, 64px);
  letter-spacing: .01em;
  font-weight: 300;
}
.coming .sub{
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--color-subtext);
  margin-top: 16px;
}
.coming .back{ margin-top: 56px; }

/* ============================================================
 * Contact
 * ============================================================ */
.contact-wrap{
  padding-top: 180px;
  padding-bottom: 120px;
  display: grid;
  grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
  gap: clamp(40px, 8vw, 120px);
  max-width: 1400px;
  margin: 0 auto;
  padding-left: var(--pad-x);
  padding-right: var(--pad-x);
}
.contact-intro h1{
  font-weight: 400;
  margin-bottom: 32px;
  text-wrap: balance;
}
:root[data-lang="ja"] .contact-intro h1{
  font-family: var(--serif-jp);
  font-size: clamp(26px, 3.4vw, 44px);
  letter-spacing: .04em;
  line-height: 1.45;
  white-space: nowrap;
}
@media (max-width: 720px){
  :root[data-lang="ja"] .contact-intro h1{ white-space: normal; }
}
:root[data-lang="en"] .contact-intro h1{
  font-family: var(--serif-en);
  font-size: clamp(40px, 5vw, 72px);
  letter-spacing: .005em;
  font-weight: 300;
}
.contact-meta{
  margin-top: 56px;
  border-top: 1px solid var(--color-line);
  padding-top: 32px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--color-subtext);
  line-height: 2.4;
}
.contact-meta .label{ color: var(--color-gold-deep); display: block; }
.contact-meta .val{
  color: var(--color-text);
  font-family: var(--sans);
  letter-spacing: .04em;
  text-transform: none;
  font-size: 14px;
}

form.contact{
  display: flex; flex-direction: column;
  gap: 32px;
}
.field{ display: flex; flex-direction: column; gap: 10px; }
.field label{
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--color-subtext);
  display: flex; justify-content: space-between;
}
.field label .req{ color: var(--color-gold); }
.field input,
.field select,
.field textarea{
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--color-line);
  padding: 12px 0;
  font-family: var(--sans);
  font-size: 16px;
  color: var(--color-text);
  transition: border-color .3s var(--ease);
  border-radius: 0;
  appearance: none;
}
.field input:focus,
.field select:focus,
.field textarea:focus{
  outline: none;
  border-bottom-color: var(--color-gold);
}
.field textarea{ min-height: 140px; resize: vertical; line-height: 1.7; }
.field select{
  background-image:
    linear-gradient(45deg, transparent 50%, var(--color-text) 50%),
    linear-gradient(135deg, var(--color-text) 50%, transparent 50%);
  background-position: calc(100% - 14px) center, calc(100% - 8px) center;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
}
form.contact .submit{ align-self: flex-start; margin-top: 16px; }
form.contact .submit.sent{
  background: var(--color-gold);
  border-color: var(--color-gold);
  color: var(--color-white);
}

/* ============================================================
 * Company
 * ============================================================ */
.company-wrap{
  padding-top: 180px;
  padding-bottom: 120px;
  max-width: 1400px;
  margin: 0 auto;
  padding-left: var(--pad-x);
  padding-right: var(--pad-x);
}
.company-wrap.company-wrap--body{
  padding-top: clamp(80px, 10vw, 140px);
}
.company-intro{
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
  gap: clamp(40px, 6vw, 100px);
  align-items: end;
  padding-bottom: 100px;
  border-bottom: 1px solid var(--color-line);
  margin-bottom: 100px;
}
.company-intro .eyebrow-stack{
  font-family: var(--serif-en);
  font-style: italic;
  font-size: clamp(34px, 4vw, 56px);
  line-height: 1.1;
  color: var(--color-gold);
  font-weight: 300;
}
.company-intro h1{
  font-weight: 400;
  text-wrap: balance;
}
:root[data-lang="ja"] .company-intro h1{
  font-family: var(--serif-jp);
  font-size: clamp(22px, 2.2vw, 32px);
  letter-spacing: .08em;
  line-height: 1.8;
}
:root[data-lang="en"] .company-intro h1{
  font-family: var(--serif-en);
  font-size: clamp(24px, 2.4vw, 36px);
  letter-spacing: .005em;
  font-weight: 400;
}

.info-table{
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 0;
  max-width: 900px;
}
.info-table .key,
.info-table .val{
  border-top: 1px solid var(--color-line);
  padding: 24px 0;
  line-height: 1.7;
}
.info-table .key{
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--color-subtext);
  padding-right: 24px;
}
.info-table .val{
  font-size: 16px;
  color: var(--color-text);
  font-family: var(--sans);
}
:root[data-lang="ja"] .info-table .val{ letter-spacing: .04em; }
.info-table > div:nth-last-of-type(-n+2){ border-bottom: 1px solid var(--color-line); }

/* Continuation rows: visually merge with the row above (no top border, no top padding) */
.info-table .key.cont,
.info-table .val.cont{
  border-top: 0;
  padding-top: 0;
  padding-bottom: 16px;
}
/* The representative-bio row sits directly under the name; a touch of breathing room above */
.info-table .val.bio{
  padding-top: 4px;
  padding-bottom: 24px;
  font-size: 14px;
  color: var(--color-subtext);
  line-height: 1.95;
  max-width: 760px;
}
:root[data-lang="en"] .info-table .val.bio{ font-size: 14px; line-height: 1.85; }

.profile{
  margin-top: 120px;
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.4fr);
  gap: clamp(40px, 6vw, 100px);
  align-items: start;
}
.profile-img{
  aspect-ratio: 3 / 4;
  background: #ECE6DA;
  position: relative;
  overflow: hidden;
}
.profile-img .ph-stripes{
  position: absolute; inset: 0;
  background-image: repeating-linear-gradient(135deg, rgba(197,160,89,.07) 0 2px, transparent 2px 12px);
}
.profile-img .ph-label{
  position: absolute; bottom: 24px; left: 24px; right: 24px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--color-subtext);
  line-height: 1.7;
}
.profile-img .ph-frame{
  position: absolute; inset: 24px;
  border: 1px solid var(--color-gold);
  opacity: .25;
}
.profile-img .bg-image{
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  z-index: 2;
}
.profile h3{
  font-weight: 400;
  margin-bottom: 12px;
}
:root[data-lang="ja"] .profile h3{
  font-family: var(--serif-jp);
  font-size: clamp(24px, 2.4vw, 36px);
  letter-spacing: .04em;
}
:root[data-lang="en"] .profile h3{
  font-family: var(--serif-en);
  font-size: clamp(28px, 2.8vw, 42px);
  letter-spacing: .005em;
  font-weight: 400;
}
.profile .role{
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--color-gold-deep);
  margin-bottom: 36px;
}
.profile .bio{
  margin-bottom: 40px;
  max-width: 640px;
}
:root[data-lang="ja"] .profile .bio{
  font-family: var(--serif-jp);
  font-size: 16px;
  line-height: 2.1;
  letter-spacing: .04em;
}
:root[data-lang="en"] .profile .bio{
  font-family: var(--serif-en);
  font-size: 19px;
  line-height: 1.7;
}

.profile .credentials{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px 60px;
  max-width: 720px;
}
.cred-block .cred-title{
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--color-gold-deep);
  border-top: 1px solid var(--color-gold);
  padding-top: 14px;
  margin-bottom: 14px;
  display: inline-block;
}
.cred-block ul{ list-style: none; padding: 0; margin: 0; }
.cred-block li{
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.9;
  color: var(--color-text);
  letter-spacing: .02em;
}
:root[data-lang="ja"] .cred-block li{ letter-spacing: .04em; }

/* ============================================================
 * Footer
 * ============================================================ */
footer.site{
  border-top: 1px solid var(--color-line);
  padding: 80px var(--pad-x) 48px;
  background: var(--color-bg);
}
.footer-inner{
  max-width: 1500px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) repeat(2, minmax(0, 1fr));
  gap: 60px;
  align-items: start;
}
.footer-brand .logo{ margin-bottom: 28px; color: var(--color-text); }
.footer-brand .tag{
  max-width: 360px;
  font-size: 13px;
  color: var(--color-subtext);
  line-height: 1.8;
}
:root[data-lang="ja"] .footer-brand .tag{
  font-family: var(--serif-jp);
  letter-spacing: .04em;
}
:root[data-lang="en"] .footer-brand .tag{
  font-family: var(--serif-en);
  font-size: 16px;
}

.footer-col h4{
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--color-gold-deep);
  margin-bottom: 20px;
  font-weight: 400;
}
.footer-col a{
  display: block;
  font-size: 14px;
  color: var(--color-text);
  padding: 6px 0;
  letter-spacing: .04em;
  transition: color .3s var(--ease);
}
.footer-col a:hover{ color: var(--color-gold-deep); }

.footer-bottom{
  max-width: 1500px;
  margin: 60px auto 0;
  border-top: 1px solid var(--color-line);
  padding-top: 28px;
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--color-subtext);
}

/* ============================================================
 * Responsive
 * ============================================================ */
@media (max-width: 960px){
  nav.primary .nav-links{ display: none; }
  .menu-btn{ display: block; }
  .gap-grid,
  .products-pre-inner,
  .contact-wrap,
  .company-intro,
  .profile{
    grid-template-columns: 1fr;
  }
  .serve-grid{ grid-template-columns: 1fr; }
  .profile .credentials{ grid-template-columns: 1fr; gap: 24px; }
  .info-table{ grid-template-columns: 140px 1fr; }
  .hero-meta{ display: none; }
  .footer-inner{ grid-template-columns: 1fr; gap: 40px; }
  .footer-bottom{ flex-direction: column; gap: 12px; }
}
@media (max-width: 560px){
  .info-table{ grid-template-columns: 1fr; }
  .info-table .key{ padding-bottom: 0; border-bottom: 0; }
  .info-table .val{ padding-top: 8px; }
  .cta-row{ flex-direction: column; align-items: stretch; }
  .btn{ justify-content: space-between; }
}


/* ============================================================
 * Tweakable themes — Mood / Voice / Rhythm
 * Activated by [data-mood], [data-voice], [data-rhythm] on <html>.
 * Defaults (champagne / editorial / standard) need no overrides — they
 * are the values declared at :root above.
 * ============================================================ */

/* Vine logo strokes — bind to the gold token so palette swaps propagate */
.logo .vine line  { stroke: var(--color-gold); }
.logo .vine circle{ fill:   var(--color-gold); }

/* ---------- Mood: Bordeaux (deep wine red) ---------- */
:root[data-mood="bordeaux"]{
  --color-gold:       #8C2A3E;
  --color-gold-soft:  #C28591;
  --color-gold-deep:  #5F1A28;
  --color-bg-warm:    #EFE3E3;
  --color-line:       #E4D4D4;
  --hero-radial-1:    #4D1E2C;
  --hero-radial-2:    #2A1018;
  --hero-radial-3:    #14080C;
}

/* ---------- Mood: Sancerre (cool sage, Loire) ---------- */
:root[data-mood="sancerre"]{
  --color-gold:       #6F8053;
  --color-gold-soft:  #ADB890;
  --color-gold-deep:  #4F5C36;
  --color-bg-warm:    #ECEEE5;
  --color-line:       #DEE0D4;
  --hero-radial-1:    #2E3A24;
  --hero-radial-2:    #19211A;
  --hero-radial-3:    #0C100D;
}

/* ---------- Mood: Onyx (silver-grey, monochrome) ---------- */
:root[data-mood="onyx"]{
  --color-bg:         #F4F3F0;
  --color-bg-warm:    #EAE9E5;
  --color-gold:       #6A6A6A;
  --color-gold-soft:  #A8A6A2;
  --color-gold-deep:  #2C2C2C;
  --color-line:       #DDDCD7;
  --hero-radial-1:    #2A2A2A;
  --hero-radial-2:    #161616;
  --hero-radial-3:    #050505;
}

/* ---------- Voice: Modern (sans-driven, contemporary) ---------- */
:root[data-voice="modern"]{
  --serif-jp: var(--sans);
  --serif-en: var(--sans);
}
:root[data-voice="modern"] .hero h1,
:root[data-voice="modern"] h2.section-title,
:root[data-voice="modern"] .contact-intro h1,
:root[data-voice="modern"] .coming h1,
:root[data-voice="modern"] .company-intro h1{
  font-weight: 400;
  letter-spacing: -.005em;
  font-style: normal;
}
:root[data-voice="modern"][data-lang="en"] .hero h1{
  font-weight: 300;
  font-size: clamp(36px, 5.4vw, 72px);
  line-height: 1.12;
}
:root[data-voice="modern"][data-lang="ja"] .hero h1{
  font-weight: 300;
  letter-spacing: .015em;
}
:root[data-voice="modern"] .gap-figure{
  font-style: normal;
  font-weight: 200;
  letter-spacing: -.04em;
}
:root[data-voice="modern"] .company-intro .eyebrow-stack{
  font-style: normal;
  font-weight: 500;
  letter-spacing: -.005em;
}
:root[data-voice="modern"] .logo .wordmark{
  font-family: var(--sans);
  font-weight: 600;
  letter-spacing: -.005em;
}
:root[data-voice="modern"] .logo .wordmark .ai{ font-style: normal; }

/* ---------- Voice: Display (italic flourishes, dramatic scale) ---------- */
:root[data-voice="display"] .hero h1,
:root[data-voice="display"] h2.section-title,
:root[data-voice="display"][data-lang="en"] .contact-intro h1,
:root[data-voice="display"][data-lang="en"] .coming h1,
:root[data-voice="display"][data-lang="en"] .serve-title{
  font-style: italic;
}
:root[data-voice="display"][data-lang="en"] .hero h1{
  font-weight: 400;
  font-size: clamp(50px, 8vw, 112px);
  line-height: 1.08;
  letter-spacing: -.005em;
}
:root[data-voice="display"][data-lang="ja"] .hero h1{
  font-weight: 600;
  font-size: clamp(38px, 5.8vw, 84px);
  line-height: 1.4;
}
:root[data-voice="display"][data-lang="en"] h2.section-title{
  font-size: clamp(40px, 5.2vw, 76px);
  font-weight: 400;
}
:root[data-voice="display"][data-lang="ja"] h2.section-title{
  font-weight: 600;
}
:root[data-voice="display"] .gap-figure{
  font-weight: 200;
  font-size: clamp(96px, 13vw, 220px);
}
:root[data-voice="display"][data-lang="en"] .serve-title{
  font-size: 30px;
  font-weight: 500;
}
:root[data-voice="display"] .company-intro .eyebrow-stack{
  font-size: clamp(42px, 5.4vw, 80px);
}
:root[data-voice="display"][data-lang="en"] .company-intro h1{
  font-style: italic;
  font-size: clamp(28px, 2.8vw, 44px);
}

/* ---------- Rhythm: Compact (tighter sections) ---------- */
:root[data-rhythm="compact"]{
  --pad-x:       clamp(20px, 3.6vw, 64px);
  --gap-section: clamp(56px, 9vw, 120px);
}
:root[data-rhythm="compact"] .serve-body{ padding: 24px 24px 28px; }
:root[data-rhythm="compact"] .info-table .key,
:root[data-rhythm="compact"] .info-table .val{ padding: 16px 0; }
:root[data-rhythm="compact"] .info-table .val.bio{ padding-top: 4px; padding-bottom: 20px; }
:root[data-rhythm="compact"] .cta-strip{ padding: clamp(72px, 11vw, 140px) var(--pad-x); }
:root[data-rhythm="compact"] .hero{ padding: 110px var(--pad-x) 60px; }

/* ---------- Rhythm: Spacious (gallery-level breathing) ---------- */
:root[data-rhythm="spacious"]{
  --pad-x:       clamp(28px, 7vw, 144px);
  --gap-section: clamp(140px, 22vw, 320px);
}
:root[data-rhythm="spacious"] .serve-body{ padding: 56px 44px 64px; }
:root[data-rhythm="spacious"] .info-table .key,
:root[data-rhythm="spacious"] .info-table .val{ padding: 36px 0; }
:root[data-rhythm="spacious"] .info-table .val.bio{ padding-top: 8px; padding-bottom: 32px; }
:root[data-rhythm="spacious"] .cta-strip{ padding: clamp(180px, 26vw, 320px) var(--pad-x); }
:root[data-rhythm="spacious"] .hero{ padding: 180px var(--pad-x) 120px; }


/* ============================================================
 * Philosophy page
 * Editorial long-form: eyebrow → Story label → Opening → Body
 *                      → gold divider →
 *                      Philosophy label → centered credo statements
 * ============================================================ */
.philosophy-wrap{
  max-width: 1120px;
  margin: 0 auto;
  padding: clamp(120px, 16vw, 200px) var(--pad-x) clamp(80px, 12vw, 160px);
}
.philosophy-eyebrow{
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--color-subtext);
  display: flex; align-items: center; gap: 14px;
  margin-bottom: clamp(72px, 10vw, 140px);
}
.philosophy-eyebrow .num{ color: var(--color-gold); }
.philosophy-eyebrow::after{
  content: ""; flex: 1; height: 1px; background: var(--color-line); max-width: 80px;
}

.philosophy-section{
  max-width: 760px;
  margin: 0 auto;
}
.philosophy-credo{ text-align: center; }

.philosophy-label{
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .35em;
  text-transform: uppercase;
  color: var(--color-gold-deep);
  margin-bottom: 40px;
  position: relative;
  display: inline-block;
}
.philosophy-credo .philosophy-label{ display: block; }

/* Story opening — the single declarative line */
.philosophy-opening{
  color: var(--color-text);
  text-wrap: balance;
  margin-bottom: clamp(40px, 5vw, 64px);
  font-weight: 400;
  letter-spacing: .02em;
}
:root[data-lang="ja"] .philosophy-opening{
  font-family: var(--serif-jp);
  font-size: clamp(28px, 3.4vw, 44px);
  line-height: 1.7;
  letter-spacing: .06em;
}
:root[data-lang="en"] .philosophy-opening{
  font-family: var(--serif-en);
  font-size: clamp(32px, 4vw, 56px);
  font-style: italic;
  line-height: 1.25;
}

/* Story body paragraphs — reuse .prose sizing, add inter-paragraph rhythm */
.philosophy-body p + p{ margin-top: 1.6em; }
.philosophy-body p:last-child{
  color: var(--color-gold-deep);
  font-weight: 500;
}
:root[data-lang="en"] .philosophy-body p:last-child{
  font-style: italic;
  font-weight: 400;
}

/* Gold divider between Story and Philosophy */
.philosophy-divider{
  width: 40px;
  height: 1px;
  background: var(--color-gold);
  margin: clamp(80px, 12vw, 140px) auto;
  position: relative;
}
.philosophy-divider::before,
.philosophy-divider::after{
  content: "";
  position: absolute;
  top: 50%;
  width: 4px; height: 4px;
  background: var(--color-gold);
  border-radius: 50%;
  transform: translateY(-50%);
}
.philosophy-divider::before{ left: -16px; }
.philosophy-divider::after{ right: -16px; }

/* Centered credo statements */
.philosophy-statement{
  color: var(--color-text);
  text-wrap: pretty;
}
.philosophy-statement p + p{ margin-top: 1em; }
:root[data-lang="ja"] .philosophy-statement{
  font-family: var(--serif-jp);
  font-size: clamp(18px, 1.6vw, 24px);
  line-height: 2.2;
  letter-spacing: .08em;
}
:root[data-lang="en"] .philosophy-statement{
  font-family: var(--serif-en);
  font-size: clamp(20px, 1.8vw, 28px);
  line-height: 1.65;
  letter-spacing: .01em;
}
.philosophy-statement p:last-child{
  color: var(--color-gold-deep);
}
:root[data-lang="en"] .philosophy-statement p:last-child{
  font-style: italic;
}

.philosophy-cta{
  margin-top: clamp(80px, 12vw, 140px);
  display: flex; justify-content: center;
}

@media (max-width: 720px){
  .philosophy-opening{ letter-spacing: .04em; }
  .philosophy-divider{ margin: 64px auto; }
}


/* ============================================================
 * Company hero band
 * Full-bleed image backdrop with dark overlay and white text.
 * Drop images/company-bg.png to fill it — falls back to a tonal
 * placeholder (dark wine + subtle stripes) when the file is absent.
 * ============================================================ */
.company-hero{
  position: relative;
  min-height: clamp(420px, 56vh, 640px);
  padding: clamp(140px, 18vw, 220px) var(--pad-x) clamp(80px, 12vw, 140px);
  color: var(--color-white);
  overflow: hidden;
  isolation: isolate;
}
.company-hero-bg{
  position: absolute; inset: 0;
  background:
    /* left-side darkener so the eyebrow + tagline_top read cleanly */
    linear-gradient(90deg, rgba(20,12,8,.78) 0%, rgba(20,12,8,.45) 35%, rgba(20,12,8,.25) 60%, rgba(20,12,8,.55) 100%),
    /* warm vignette + top-to-bottom legibility wash, tuned warm to match the wood + wine palette */
    linear-gradient(180deg, rgba(28,18,12,.35) 0%, rgba(28,18,12,.15) 45%, rgba(20,12,8,.55) 100%),
    url('images/company-bg.png') center / cover no-repeat,
    radial-gradient(ellipse at 30% 30%, #3a2a20 0%, #1f1612 55%, #0e0a08 100%);
  z-index: -1;
}
/* Subtle vine-stripe veil so the placeholder reads as designed-empty, not broken */
.company-hero-bg::after{
  content: "";
  position: absolute; inset: 0;
  background-image: repeating-linear-gradient(135deg, rgba(197,160,89,.05) 0 2px, transparent 2px 14px);
  mix-blend-mode: overlay;
  pointer-events: none;
}
.company-hero-inner{
  position: relative;
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
  gap: clamp(40px, 6vw, 100px);
  align-items: end;
}
.company-hero .eyebrow{ color: rgba(255,255,255,.78); }
.company-hero .eyebrow .num{ color: var(--color-gold-soft); }
.company-hero .eyebrow::after{ background: rgba(217,195,154,.35); }
.company-hero .eyebrow-stack{
  font-family: var(--serif-en);
  font-style: italic;
  font-size: clamp(34px, 4vw, 56px);
  line-height: 1.1;
  letter-spacing: .005em;
  color: var(--color-gold-soft);
  text-shadow: 0 1px 18px rgba(0,0,0,.45);
}
.company-hero h1{
  font-weight: 400;
  margin: 0;
  text-wrap: pretty;
  white-space: pre-line;  /* honour \n breaks in company.tagline_sub */
  color: #FBF6EC;          /* warm off-white, sits with the wood tones */
  text-shadow: 0 1px 24px rgba(0,0,0,.55);
}
:root[data-lang="ja"] .company-hero h1{
  font-family: var(--serif-jp);
  font-size: clamp(22px, 2.2vw, 32px);
  line-height: 1.85;
  letter-spacing: .1em;
}
:root[data-lang="en"] .company-hero h1{
  font-family: var(--serif-en);
  font-size: clamp(24px, 2.4vw, 36px);
  line-height: 1.4;
  letter-spacing: .005em;
}

@media (max-width: 960px){
  .company-hero-inner{ grid-template-columns: 1fr; gap: 28px; }
}

/* Also honour the explicit line break in the JA hero catchcopy
   (the renderer inserts <br>, but pre-line is a safe belt-and-braces) */
.hero h1{ white-space: pre-line; }


/* ============================================================
 * Social link (note) inside the company info table
 * Sits in a continuation row directly under the representative bio.
 * ============================================================ */
.info-table .val.social{
  padding-top: 8px;
  padding-bottom: 24px;
}
.social-link{
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--color-subtext);
  transition: color .25s var(--ease), transform .25s var(--ease);
}
.social-link .social-icon{
  width: 32px; height: 32px;
  display: block;
  flex: none;
  transition: transform .25s var(--ease), filter .25s var(--ease);
}
.social-link .social-icon rect{
  fill: #2C2C2C;
  transition: fill .25s var(--ease);
}
.social-link .social-label{
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--color-subtext);
  transition: color .25s var(--ease);
}
.social-link:hover{ transform: translateX(2px); }
.social-link:hover .social-icon rect{ fill: var(--color-gold-deep); }
.social-link:hover .social-label{ color: var(--color-text); }
.social-link:focus-visible{ outline: 2px solid var(--color-gold); outline-offset: 4px; border-radius: 4px; }