/* ============================================================
   KUCHISABISHII — site styles
   Palette (per brief + reference): cream/ivory ground, dark wood
   accents. Predominantly light with deep espresso rhythm sections.
   ============================================================ */

:root {
  /* Palette */
  --paper:        #F4ECDD;   /* ivory background */
  --paper-soft:   #EAE0CE;   /* slightly deeper paper */
  --creme:        #D4BFA1;   /* Crème Brûlée */
  --mocha:        #6E4E40;   /* Mocha Latte */
  --espresso:     #3E2A20;   /* Espresso Martini */
  --dark:         #1A1310;   /* Dark Chocolate */
  --ink:          #221813;   /* primary text on paper */
  --ink-soft:     #4A3A30;   /* secondary text */
  --rule:         rgba(34,24,19,0.16);
  --rule-strong:  rgba(34,24,19,0.32);

  /* dark-section inverse */
  --on-dark:           #F4ECDD;
  --on-dark-soft:      rgba(244,236,221,0.72);
  --rule-on-dark:      rgba(244,236,221,0.18);

  /* type */
  --serif-display: "Cormorant Garamond", "Times New Roman", serif;
  --serif-body:    "Lora", Georgia, serif;
  --mono:          "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --sans:          ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --jp:            "Shippori Mincho", "Cormorant Garamond", serif;

  /* sizing */
  --gutter: clamp(20px, 4vw, 64px);
  --col-max: 1320px;
  --col-text: 720px;

  /* motion */
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-soft: cubic-bezier(0.4, 0.0, 0.2, 1);
}

/* base */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; min-height: 100%; background: var(--dark); }
html:has(body[data-screen-label="Accueil"]) { background: var(--paper-soft); }
body {
  margin: 0;
  min-height: 100%;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body[data-screen-label="Accueil"] { background: var(--paper-soft); }
body:not([data-screen-label="Accueil"]) { background: var(--dark); }
img { max-width: 100%; display: block; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
a { color: inherit; text-decoration: none; }

/* Lang: JP needs a JP-friendly stack */
html[lang="jp"] body,
html[lang="jp"] .display { font-family: var(--jp); }

/* ============================================================
   Layout primitives
   ============================================================ */
.wrap {
  width: 100%;
  max-width: var(--col-max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.section { padding: clamp(88px, 12vw, 168px) 0; position: relative; }
.section--tight { padding: clamp(56px, 8vw, 112px) 0; }
.section.dark {
  background: var(--dark);
  color: var(--on-dark);
}
.section.espresso {
  background: var(--espresso);
  color: var(--on-dark);
}
.section.paper-soft { background: var(--paper-soft); }

/* ============================================================
   Type system
   ============================================================ */
.display {
  font-family: var(--serif-display);
  font-weight: 400;
  letter-spacing: -0.005em;
  line-height: 1.02;
  text-wrap: balance;
}
.kicker {
  font-family: var(--serif-body);
  font-style: italic;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  text-transform: lowercase;
}
.section.dark .kicker, .section.espresso .kicker { color: var(--creme); }

.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.section.dark .eyebrow, .section.espresso .eyebrow { color: var(--on-dark-soft); }

.lead {
  font-family: var(--serif-body);
  font-size: clamp(17px, 1.4vw, 20px);
  line-height: 1.65;
  color: var(--ink-soft);
  max-width: 60ch;
  text-wrap: pretty;
}
.section.dark .lead, .section.espresso .lead { color: var(--on-dark-soft); }

.h-display { font-size: clamp(56px, 9vw, 128px); }
.h-section { font-size: clamp(40px, 6vw, 88px); }
.h-3 { font-size: clamp(22px, 2.2vw, 30px); }

.kanji {
  font-family: var(--jp);
  font-weight: 400;
}

/* divider */
.rule {
  height: 1px;
  width: 100%;
  background: var(--rule);
}
.section.dark .rule, .section.espresso .rule { background: var(--rule-on-dark); }

/* ============================================================
   Header
   ============================================================ */
.header {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 50;
  transition: background 320ms var(--ease), border-color 320ms var(--ease), padding 320ms var(--ease), color 320ms var(--ease);
  padding: 22px 0;
  color: var(--ink);
  background: transparent;
}
.header--scrolled {
  background: color-mix(in oklab, var(--paper) 90%, transparent);
  backdrop-filter: blur(14px) saturate(1.05);
  border-bottom: 1px solid var(--rule);
  padding: 14px 0;
}
.header--on-dark { color: var(--on-dark); }
.header--on-dark.header--scrolled {
  background: color-mix(in oklab, var(--dark) 80%, transparent);
  border-bottom: 1px solid var(--rule-on-dark);
}

.header__row {
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
}
.header__brand {
  display: flex; align-items: center; gap: 14px;
  height: 44px;
}
.header__brand svg { height: 100%; width: auto; color: inherit; }

.nav {
  display: flex; align-items: center; gap: clamp(20px, 3vw, 40px);
}
.nav__link {
  font-family: var(--serif-display);
  font-size: 19px;
  font-style: italic;
  letter-spacing: 0.01em;
  opacity: 0.85;
  transition: opacity 200ms var(--ease);
  padding: 6px 0;
  position: relative;
}
.nav__link::after {
  content: ""; position: absolute; left: 0; bottom: 0;
  height: 1px; width: 0; background: currentColor;
  transition: width 280ms var(--ease);
}
.nav__link:hover { opacity: 1; }
.nav__link:hover::after { width: 100%; }
.nav__link--active { opacity: 1; }
.nav__link--active::after { width: 100%; }

.header__right {
  display: flex; align-items: center; gap: 18px;
}
.lang {
  display: inline-flex; gap: 2px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
}
.lang button {
  padding: 6px 8px;
  opacity: 0.55;
  transition: opacity 200ms var(--ease);
  text-transform: uppercase;
}
.lang button[aria-pressed="true"] { opacity: 1; }
.lang button + button::before {
  content: "·"; opacity: 0.4; margin-right: 6px; margin-left: -2px;
}

.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 12px 22px;
  border: 1px solid currentColor;
  font-family: var(--serif-display);
  font-size: 16px;
  font-style: italic;
  letter-spacing: 0.01em;
  border-radius: 999px;
  transition: background 220ms var(--ease), color 220ms var(--ease), transform 240ms var(--ease);
  white-space: nowrap;
}
.btn:hover { background: currentColor; transform: translateY(-1px); }
.btn:hover .btn__label { color: var(--paper); }
.header--on-dark .btn:hover .btn__label { color: var(--dark); }
.btn__label { transition: color 220ms var(--ease); }
.btn__arrow {
  width: 14px; height: 14px;
  display: inline-block;
  transition: transform 240ms var(--ease), color 220ms var(--ease);
}
.btn:hover .btn__arrow { transform: translateX(3px); color: var(--paper); }
.header--on-dark .btn:hover .btn__arrow { color: var(--dark); }

.btn--solid {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}
.btn:disabled { opacity: 1; cursor: default; }
.btn.submitting {
  animation: loader-rotate 2s ease-in-out infinite;
  background: #e8dcc8;
  border: none;
}
.btn--solid:hover {
  background: var(--espresso);
  border-color: var(--espresso);
  color: var(--paper);
}
.btn--solid:hover .btn__label, .btn--solid:hover .btn__arrow { color: var(--paper); }

.btn--invert {
  background: var(--paper);
  color: var(--ink);
  border-color: var(--paper);
}
.btn--invert:hover {
  background: var(--creme);
  border-color: var(--creme);
  color: var(--ink);
}
.btn--invert:hover .btn__label, .btn--invert:hover .btn__arrow { color: var(--ink); }

.mobile-toggle { display: none; }

.mobile-nav {
  display: none;
}

/* ============================================================
   Hero
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  background: var(--dark);
  color: var(--on-dark);
  overflow: hidden;
}
.hero__bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 70% 30%, rgba(212,191,161,0.18), transparent 60%),
    radial-gradient(ellipse 90% 70% at 20% 90%, rgba(110,78,64,0.35), transparent 60%),
    linear-gradient(180deg, #14100D 0%, #1A1310 40%, #251B14 100%);
}
.hero__bg::after {
  content: "";
  position: absolute; inset: 0;
  background-image:
    repeating-linear-gradient(115deg, rgba(244,236,221,0.04) 0 1px, transparent 1px 28px),
    repeating-linear-gradient(25deg, rgba(244,236,221,0.025) 0 1px, transparent 1px 36px);
  mix-blend-mode: screen;
  opacity: 0.7;
}
.hero__noise {
  position: absolute; inset: 0;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='240'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/><feColorMatrix values='0 0 0 0 0.96  0 0 0 0 0.93  0 0 0 0 0.86  0 0 0 0.06 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  opacity: 0.55;
  mix-blend-mode: overlay;
  pointer-events: none;
}

.hero__inner {
  position: relative;
  min-height: 100vh;
  padding-top: 120px;
  padding-bottom: 72px;
  display: grid;
  grid-template-rows: 1fr auto;
  gap: 48px;
}
.hero__inner--centered {
  grid-template-rows: 1fr auto;
}
.hero__center {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: clamp(8px, 1vw, 14px);
  min-height: 100%;
}
.hero__logo-large {
  width: clamp(280px, 38vw, 520px);
  color: var(--creme);
  opacity: 0.95;
}
.hero__tagline {
  font-family: var(--serif-display);
  font-style: italic;
  font-size: clamp(18px, 1.6vw, 24px);
  letter-spacing: 0.04em;
  color: var(--on-dark-soft);
  text-align: center;
}
.hero__main {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(32px, 6vw, 96px);
  align-items: center;
}
.hero__copy { display: flex; flex-direction: column; gap: 28px; }
.hero__kicker {
  font-family: var(--serif-display);
  font-style: italic;
  font-size: 20px;
  color: var(--creme);
  letter-spacing: 0.02em;
}
.hero__title {
  white-space: pre-line;
  color: var(--on-dark);
  font-size: clamp(54px, 8.2vw, 132px);
}
.hero__title em {
  font-style: italic;
  color: var(--creme);
}
.hero__sub { color: var(--on-dark-soft); max-width: 44ch; font-size: clamp(16px, 1.3vw, 19px); }
.hero__cta { display: flex; gap: 14px; flex-wrap: wrap; padding-top: 12px; }

.hero__art {
  position: relative;
  aspect-ratio: 4 / 5;
  max-height: 70vh;
  border: 1px solid var(--rule-on-dark);
  background:
    repeating-linear-gradient(45deg,
      rgba(244,236,221,0.05) 0 1px, transparent 1px 22px),
    linear-gradient(160deg, #2A1E16 0%, #1F1611 100%);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.hero__logo-wrap {
  width: 62%;
  color: var(--creme);
  opacity: 0.92;
}
.hero__art-label {
  position: absolute;
  bottom: 18px; left: 18px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--on-dark-soft);
}

.hero__footer {
  display: flex; justify-content: space-between; align-items: end;
  gap: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--rule-on-dark);
}
.hero__footer-col { display: flex; flex-direction: column; gap: 4px; }
.hero__footer-col .eyebrow { color: rgba(244,236,221,0.6); }
.hero__footer-col .val { font-family: var(--serif-display); font-style: italic; font-size: 18px; color: var(--on-dark); }
.scroll-cue {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--on-dark-soft);
}
.scroll-cue .bar {
  display: inline-block; width: 56px; height: 1px; background: var(--on-dark-soft);
  position: relative; overflow: hidden;
}
.scroll-cue .bar::after {
  content: ""; position: absolute; left: -20px; top: 0; width: 20px; height: 1px;
  background: var(--on-dark);
  animation: cueSlide 2.4s var(--ease) infinite;
}
@keyframes cueSlide {
  0% { left: -20px; }
  100% { left: 56px; }
}

/* ============================================================
   Concept
   ============================================================ */
.concept__head {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 96px);
  align-items: start;
  margin-bottom: clamp(48px, 7vw, 96px);
}
.concept__kicker {
  margin-bottom: 16px;
  display: block;
}
.concept__title {
  display: flex; flex-direction: column; gap: 0;
}
.concept__title .name { line-height: 0.92; }
.concept__title .kanji { margin-top: -0.05em; }
.concept__title .name {
  font-size: clamp(56px, 9vw, 120px);
  font-style: italic;
}
.concept__title .kanji {
  font-size: clamp(28px, 3vw, 44px);
  color: var(--mocha);
}

.concept__lead {
  font-size: clamp(20px, 1.8vw, 28px);
  line-height: 1.5;
  font-family: var(--serif-display);
  color: var(--ink);
  font-style: italic;
  display: flex;
  flex-direction: column;
  gap: 1em;
}
.concept__lead p { margin: 0; text-wrap: pretty; }

.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(24px, 3vw, 48px);
  margin-top: 32px;
}
.pillar {
  display: flex; flex-direction: column; gap: 14px;
  padding-top: 24px;
  border-top: 1px solid var(--rule-strong);
}
.pillar__num {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--mocha);
}
.pillar__title {
  font-family: var(--serif-display);
  font-size: clamp(24px, 2.4vw, 34px);
  letter-spacing: -0.01em;
}
.pillar__body { color: var(--ink-soft); font-size: 16px; line-height: 1.65; }

.third-way {
  margin-top: clamp(72px, 10vw, 140px);
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(32px, 5vw, 80px);
  align-items: center;
}
.third-way__art {
  aspect-ratio: 4/5;
  background:
    repeating-linear-gradient(50deg,
      rgba(34,24,19,0.06) 0 1px, transparent 1px 20px),
    var(--paper-soft);
  position: relative;
  border: 1px solid var(--rule);
}
.third-way__art-label {
  position: absolute;
  bottom: 18px; left: 18px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.third-way__copy { display: flex; flex-direction: column; gap: 20px; }
.third-way__body {
  font-family: var(--serif-display);
  font-size: clamp(24px, 2.6vw, 36px);
  line-height: 1.3;
  font-style: italic;
}

/* ============================================================
   Menu
   ============================================================ */
.menu__head {
  display: block;
  margin-bottom: clamp(40px, 6vw, 72px);
}
.menu__title { font-style: italic; }
.menu__sub { font-size: 14px; color: var(--on-dark-soft); }
.menu__sub--inline {
  margin-top: 18px;
  max-width: 64ch;
  font-size: 15px;
  line-height: 1.6;
}

/* Shinkansen feature */
.shinkansen {
  margin-bottom: clamp(36px, 5vw, 60px);
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: clamp(32px, 5vw, 80px);
  align-items: stretch;
  border: 1px solid var(--rule-on-dark);
  padding: clamp(32px, 4vw, 56px);
  position: relative;
  background:
    radial-gradient(ellipse 90% 70% at 20% 0%, rgba(212,191,161,0.06), transparent 60%);
}
.shinkansen__head { display: flex; flex-direction: column; gap: 18px; }
.shinkansen__tag {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.24em; text-transform: uppercase;
  color: var(--creme);
}
.shinkansen__tag .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--creme); }
.shinkansen__name {
  font-family: var(--serif-display);
  font-size: clamp(48px, 6.5vw, 96px);
  line-height: 0.98;
  letter-spacing: -0.01em;
  color: var(--on-dark);
  display: flex; align-items: baseline; gap: 20px; flex-wrap: wrap;
}
.shinkansen__name .kanji {
  font-size: 0.42em;
  color: var(--creme);
  letter-spacing: 0.04em;
}
.shinkansen__sub {
  font-family: var(--serif-display);
  font-style: italic;
  font-size: 22px;
  color: var(--creme);
}
.shinkansen__body { color: var(--on-dark-soft); font-size: 16px; line-height: 1.7; max-width: 52ch; }

.shinkansen__price {
  display: flex; align-items: baseline; gap: 10px;
  margin-top: 8px;
  padding-top: 24px;
  border-top: 1px solid var(--rule-on-dark);
}
.shinkansen__price .num {
  font-family: var(--serif-display);
  font-size: 56px;
  color: var(--creme);
}
.shinkansen__price .per {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--on-dark-soft);
}

.shinkansen__courses {
  list-style: none;
  margin: 0; padding: 0;
  display: flex; flex-direction: column;
  border-left: 1px solid var(--rule-on-dark);
  padding-left: clamp(20px, 3vw, 40px);
}
.course {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 16px;
  padding: 14px 0;
  align-items: baseline;
  border-bottom: 1px dashed var(--rule-on-dark);
}
.course:last-child { border-bottom: 0; }
.course__num {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--creme);
}
.course__name {
  font-family: var(--serif-display);
  font-size: clamp(18px, 1.5vw, 22px);
  font-style: italic;
  color: var(--on-dark);
}

/* Menu tabs */
.menu__tabs {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 6px 4px;
  padding: 6px 0;
  margin-bottom: 0;
  border-top: 1px solid var(--rule-on-dark);
  border-bottom: 1px solid var(--rule-on-dark);
}
.menu__tab {
  font-family: var(--serif-display);
  font-size: 18px;
  font-style: italic;
  padding: 12px 18px;
  border-radius: 999px;
  color: var(--on-dark-soft);
  opacity: 0.85;
  transition: opacity 200ms var(--ease);
  position: relative;
}
.menu__tab::after {
  content: ""; position: absolute; left: 0; bottom: 0;
  height: 1px; width: 0; background: currentColor;
  transition: width 280ms var(--ease);
}
.menu__tab:hover { opacity: 1; }
.menu__tab:hover::after { width: 100%; }
.menu__tab[aria-pressed="true"] { opacity: 1; }
.menu__tab[aria-pressed="true"]::after { width: 100%; }

.menu__list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  column-gap: clamp(32px, 5vw, 80px);
  row-gap: 0;
}
.menu__group {
  grid-column: 1 / -1;
  font-family: var(--mono);
  font-size: 14px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--creme);
  opacity: 0.78;
  padding: 56px 0 20px;
  text-align: center;
  border-bottom: 1px solid var(--rule-on-dark);
  margin-bottom: 20px;
}
.dish:has(+ .menu__group) { border-bottom: 0; }
.menu__group:first-child { padding-top: 20px; }
.menu__group--main {
  padding: 20px 0 0;
  margin-bottom: 20px;
  border-bottom: none;
  opacity: 1;
}
.menu__group--main span {
  display: inline-block;
  background: #e8dcc8;
  color: #1a1410;
  border-radius: 999px;
  padding: 0.45rem 2rem;
}
.menu__group--main + .menu__group { padding-top: 0; }
.dish {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 16px;
  align-items: baseline;
  padding: 22px 0;
  border-bottom: 1px solid var(--rule-on-dark);
}
.dish__main { display: flex; flex-direction: column; gap: 4px; }
.dish__name {
  font-family: var(--serif-display);
  font-size: clamp(20px, 1.6vw, 24px);
  letter-spacing: -0.005em;
  color: var(--creme);
  display: inline-flex; align-items: baseline; gap: 10px;
}
.dish__veg {
  font-family: var(--jp);
  font-size: 0.7em;
  color: var(--creme);
  border: 1px solid var(--creme);
  padding: 2px 6px;
  line-height: 1;
}
.dish__desc {
  color: rgba(244,236,221,0.5);
  font-size: 13px;
  line-height: 1.55;
  font-style: italic;
  font-weight: 300;
}
.dish__price {
  font-family: var(--serif-display);
  font-size: 22px;
  color: var(--creme);
  white-space: nowrap;
}
.dish__sub {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--on-dark-soft);
  margin-top: 4px;
}

/* ============================================================
   Reservation
   ============================================================ */
.book {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(40px, 6vw, 96px);
  align-items: start;
}
.book__head { display: flex; flex-direction: column; gap: 20px; margin-bottom: 24px; }
.book__title { font-style: italic; }

.book__hours { margin-top: 36px; display: flex; flex-direction: column; gap: 8px; }
.book__hours-title {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 10px;
}
.hour-row {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 16px;
  padding: 10px 0;
  border-bottom: 1px solid var(--rule);
  align-items: baseline;
}
.hour-row:last-child { border-bottom: 0; }
.hour-row .day {
  font-family: var(--serif-display);
  font-size: 18px;
  font-style: italic;
}
.hour-row .time {
  font-family: var(--serif-body);
  font-size: 15px;
  color: var(--ink-soft);
}
.hour-row.closed .time { color: var(--mocha); font-style: italic; }

.form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px 16px;
  background: var(--paper);
  border: 1px solid var(--rule);
  padding: clamp(28px, 3.5vw, 44px);
  position: relative;
}
.form::before, .form::after {
  content: "";
  position: absolute;
  width: 18px; height: 18px;
  border: 1px solid var(--mocha);
}
.form::before { top: -1px; left: -1px; border-right: 0; border-bottom: 0; }
.form::after { bottom: -1px; right: -1px; border-left: 0; border-top: 0; }

.field { display: flex; flex-direction: column; gap: 8px; }
.field--full { grid-column: 1 / -1; }
.field__label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.field input,
.field select,
.field textarea {
  font: inherit;
  font-family: var(--serif-display);
  font-size: 18px;
  color: var(--ink);
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--rule-strong);
  padding: 8px 0;
  outline: none;
  transition: border-color 200ms var(--ease);
}
.field input:focus,
.field select:focus,
.field textarea:focus { border-bottom-color: var(--ink); }
.field textarea { resize: vertical; min-height: 84px; font-size: 15px; font-family: var(--serif-body); }
.field select {
  appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%23221813' stroke-width='1.4'><path d='M4 6l4 4 4-4'/></svg>");
  background-repeat: no-repeat;
  background-position: right 0 center;
  background-size: 14px;
  padding-right: 24px;
}
.form__submit {
  grid-column: 1 / -1;
  display: flex; justify-content: flex-end; align-items: center; gap: 16px;
  margin-top: 8px;
}
.form__success {
  grid-column: 1 / -1;
  font-family: var(--serif-display);
  font-style: italic;
  font-size: 20px;
  color: var(--mocha);
  padding: 8px 0;
}

/* Reservation — confirmation card */
.book__confirmation {
  display: flex; flex-direction: column; align-items: center;
  justify-content: center;
  text-align: center;
  padding: clamp(40px, 5vw, 64px) 32px;
  border: 1px solid var(--rule-on-dark);
  border-radius: 2px;
  min-height: 320px;
}
.book__confirmation-icon {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--creme);
  color: var(--dark);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
}
.book__confirmation-title {
  font-family: var(--serif-display);
  font-style: italic;
  font-size: clamp(28px, 3vw, 40px);
  color: var(--on-dark);
  margin-bottom: 12px;
}
.book__confirmation-desc {
  font-family: var(--serif-body);
  font-size: 16px;
  color: var(--on-dark-soft);
  max-width: 36ch;
  line-height: 1.6;
}
.form__legal {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--on-dark-soft);
}

/* Reservation — dark variant */
.section.dark .field label,
.section.dark .field__label {
  color: var(--on-dark-soft);
  font-family: var(--sans);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.section.dark .field input,
.section.dark .field select,
.section.dark .field textarea {
  color: var(--on-dark);
  background: rgba(244,236,221,0.025);
  border: 1px solid var(--rule-on-dark);
  border-radius: 0;
  padding: 14px 16px;
  font-size: 15px;
  font-weight: 300;
  font-family: var(--sans);
  color-scheme: dark;
  width: 100%;
}
.section.dark .field textarea {
  min-height: 120px;
  resize: vertical;
}
.section.dark .field input::placeholder,
.section.dark .field textarea::placeholder { color: rgba(244,236,221,0.35); }
.section.dark .field input:focus,
.section.dark .field select:focus,
.section.dark .field textarea:focus {
  border-color: var(--creme);
  outline: none;
}
.section.dark .field select {
  background-color: rgba(244,236,221,0.025);
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%23D4BFA1' stroke-width='1.4'><path d='M4 6l4 4 4-4'/></svg>");
  background-repeat: no-repeat;
  background-position: right 14px center;
  background-size: 14px;
  padding-right: 40px;
  appearance: none;
}
.section.dark .field select option {
  background: var(--dark);
  color: var(--on-dark);
}
.section.dark .form__submit {
  justify-content: flex-start;
  align-items: center;
}
.section.dark .form__legal {
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 300;
  letter-spacing: 0;
  text-transform: none;
  color: var(--on-dark-soft);
}
.section.dark .btn--solid {
  background: var(--creme);
  border-color: var(--creme);
  color: var(--dark);
  padding: 14px 28px;
  font-family: var(--sans);
  font-style: normal;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}
.section.dark .btn--solid .btn__label { color: var(--dark); }
.section.dark .btn--solid:hover {
  background: transparent;
  border-color: var(--creme);
}
.section.dark .btn--solid:hover .btn__label,
.section.dark .btn--solid:hover .btn__arrow { color: var(--creme); }
.section.dark .form::before,
.section.dark .form::after { border-color: var(--rule-on-dark); }
.section.dark .form__success { color: var(--creme); }
.section.dark .hour-row { border-bottom-color: var(--rule-on-dark); }
.section.dark .hour-row .day { color: var(--on-dark); }
.section.dark .hour-row .time { color: var(--on-dark-soft); }
.section.dark .hour-row.closed .time { color: var(--creme); }

/* ============================================================
   Contact
   ============================================================ */
.contact {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(32px, 5vw, 72px);
  align-items: start;
}
.contact__info { display: flex; flex-direction: column; gap: 32px; }
.contact__row { display: flex; flex-direction: column; gap: 6px; }
.contact__row .label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--on-dark-soft);
}
.contact__row .val {
  font-family: var(--serif-display);
  font-size: clamp(20px, 1.8vw, 26px);
  font-style: italic;
  color: var(--on-dark);
}
.contact__map {
  aspect-ratio: 4/3;
  background:
    radial-gradient(circle at 30% 50%, rgba(212,191,161,0.12), transparent 50%),
    repeating-linear-gradient(0deg, rgba(244,236,221,0.06) 0 1px, transparent 1px 56px),
    repeating-linear-gradient(90deg, rgba(244,236,221,0.06) 0 1px, transparent 1px 56px),
    var(--espresso);
  position: relative;
  border: 1px solid var(--rule-on-dark);
}
.contact__map-pin {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
}
.contact__map-pin .dot {
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--creme);
  box-shadow: 0 0 0 6px rgba(212,191,161,0.18), 0 0 0 16px rgba(212,191,161,0.08);
  animation: pinPulse 3s var(--ease) infinite;
}
@keyframes pinPulse {
  50% { box-shadow: 0 0 0 10px rgba(212,191,161,0.22), 0 0 0 22px rgba(212,191,161,0.06); }
}
.contact__map-pin .label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--on-dark-soft);
}
.contact__map-hint {
  position: absolute;
  bottom: 18px; left: 18px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--on-dark-soft);
}

/* ============================================================
   Footer
   ============================================================ */
.footer {
  background: var(--dark);
  color: var(--on-dark);
  padding: 64px 0 32px;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1fr;
  gap: 40px;
  align-items: start;
  margin-bottom: 56px;
}
.footer__brand { display: flex; flex-direction: column; gap: 16px; }
.footer__brand svg { height: 56px; width: auto; color: var(--creme); }
.footer__tag {
  font-family: var(--serif-display);
  font-style: italic;
  font-size: 18px;
  color: var(--on-dark-soft);
}
.footer__col { display: flex; flex-direction: column; gap: 12px; }
.footer__col h4 {
  margin: 0 0 4px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--creme);
  font-weight: 400;
}
.footer__col a, .footer__col li {
  font-family: var(--serif-display);
  font-size: 16px;
  font-style: italic;
  color: var(--on-dark-soft);
  list-style: none;
}
.footer__col a:hover { color: var(--on-dark); }
.footer__col ul { margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }

.footer__legal {
  display: flex; justify-content: space-between; align-items: center;
  border-top: 1px solid var(--rule-on-dark);
  padding-top: 24px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--on-dark-soft);
}

/* ============================================================
   Inner pages — extra top padding so first section clears header
   ============================================================ */
body[data-page="carte"] main > section:first-child,
body[data-page="reservation"] main > section:first-child,
body[data-page="contact"] main > section:first-child {
  padding-top: clamp(140px, 16vw, 200px);
}

/* Home callouts (only on home, below Concept) */
.home-callouts { padding-top: 0; padding-bottom: clamp(72px, 10vw, 120px); }
.callouts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(16px, 2vw, 24px);
}
.callout {
  display: flex; flex-direction: column; gap: 12px;
  padding: clamp(32px, 4vw, 56px);
  border: 1px solid var(--rule-strong);
  background: var(--paper);
  color: var(--ink);
  position: relative;
  transition: background 320ms var(--ease), color 320ms var(--ease), transform 240ms var(--ease);
  min-height: 320px;
  justify-content: space-between;
}
.callout:hover { transform: translateY(-2px); }
.callout--dark {
  background: var(--dark);
  color: var(--on-dark);
  border-color: var(--dark);
}
.callout__kicker {
  font-family: var(--serif-body);
  font-style: italic;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--mocha);
}
.callout--dark .callout__kicker { color: var(--creme); }
.callout__title {
  font-family: var(--serif-display);
  font-size: clamp(36px, 4.5vw, 64px);
  line-height: 1.0;
  letter-spacing: -0.01em;
  margin-top: 4px;
  font-style: italic;
}
.callout__sub {
  color: var(--ink-soft);
  max-width: 50ch;
  margin-top: 12px;
  font-size: 15px;
  line-height: 1.6;
}
.callout--dark .callout__sub { color: var(--on-dark-soft); }
.callout__cta {
  display: inline-flex; align-items: center; gap: 10px;
  margin-top: 24px;
  font-family: var(--serif-display);
  font-style: italic;
  font-size: 18px;
}
.callout__cta .btn__arrow { transition: transform 240ms var(--ease); }
.callout:hover .callout__cta .btn__arrow { transform: translateX(4px); }

@media (max-width: 900px) {
  .callouts { grid-template-columns: 1fr; }
}

/* PageIntro (currently unused — kept for future per-page intros) */
.page-intro__inner { display: flex; flex-direction: column; gap: 16px; max-width: 880px; }
.page-intro__title { font-style: italic; }
.page-intro__kanji { font-family: var(--jp); color: var(--mocha); font-size: clamp(20px, 2vw, 28px); }
.page-intro.dark .page-intro__kanji { color: var(--creme); }
.page-intro__sub { max-width: 60ch; }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1024px) {
  .hero__main { grid-template-columns: 1fr; }
  .hero__art { max-height: 50vh; margin-top: 16px; }
  .concept__head { grid-template-columns: 1fr; gap: 24px; align-items: start; }
  .pillars { grid-template-columns: 1fr; }
  .third-way { grid-template-columns: 1fr; }
  .menu__head { grid-template-columns: 1fr; gap: 16px; align-items: start; }
  .shinkansen { grid-template-columns: 1fr; gap: 40px; }
  .shinkansen__courses { border-left: 0; border-top: 1px solid var(--rule-on-dark); padding-left: 0; padding-top: 16px; }
  .menu__list { grid-template-columns: 1fr; }
  .book { grid-template-columns: 1fr; }
  .contact { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .section--tight { padding-top: 100px; }
  .nav { display: none; }
  .header__right .btn { display: none; }
  .lang { font-size: 10px; }
  .hero__title { font-size: clamp(44px, 12vw, 80px); }
  .form { grid-template-columns: 1fr; overflow: hidden; }
  .section.dark .field input[type="date"] { width: 100%; max-width: 100%; min-width: 0; box-sizing: border-box; -webkit-appearance: none; appearance: none; }
  .section.dark .field:has(input[type="date"]) { overflow: hidden; }
  .footer__grid { grid-template-columns: 1fr; }
  .footer__legal { flex-direction: column; gap: 12px; }
  .hour-row { grid-template-columns: 90px 1fr; }

  .mobile-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    font-size: 22px;
    line-height: 1;
    background: transparent;
    border: none;
    color: currentColor;
    opacity: 0.85;
    cursor: pointer;
    flex-shrink: 0;
  }
  .mobile-toggle:hover { opacity: 1; }

  .mobile-nav--open {
    display: flex;
    flex-direction: column;
    background: color-mix(in oklab, var(--dark) 92%, transparent);
    backdrop-filter: blur(14px);
    border-top: 1px solid var(--rule-on-dark);
    padding: 8px 0 16px;
  }
  .mobile-nav--open .nav__link {
    padding: 13px var(--gutter);
    font-size: 20px;
    display: block;
  }
  .mobile-nav--open .nav__link::after { display: none; }
}