/* ============================================================
   純喫茶 ともしび — Claude Design (2026-05-20)
   名古屋市内1983年創業。昭和レトロ純喫茶。
   ============================================================ */

:root {
  /* 配色: 緑×ベージュ×オレンジ (実店舗深掘り反映) */
  --c-bg: #F4EBD8;             /* オフホワイト (生成り) */
  --c-bg-cream: #FBF5E6;       /* ハイライト */
  --c-bg-velvet: #2D4B3A;      /* 深緑ベロア */
  --c-bg-walnut: #2A1F15;      /* ウォールナット */
  --c-bg-dark: #1B1208;
  --c-ink: #2A1F15;
  --c-ink-soft: #4A3B28;
  --c-muted: #8B7656;
  --c-line: #D4C5A5;
  --c-orange: #C97A2D;         /* レトロランプオレンジ */
  --c-orange-soft: #E8A567;
  --c-gold: #B89B5E;
  --c-floral: #C9AE7E;         /* ベージュ木花 */

  --f-display: 'Cormorant Garamond', 'Noto Serif JP', serif;
  --f-script: 'Italianno', 'Cormorant Garamond', cursive;
  --f-jp-mincho: 'Noto Serif JP', serif;
  --f-jp-sans: system-ui, 'Hiragino Sans', 'Noto Sans JP', sans-serif;

  --header-h: 76px;
  --header-h-condensed: 60px;
  --max-w: 1280px;
  --gutter: clamp(24px, 5vw, 80px);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--c-bg);
  color: var(--c-ink);
  font-family: var(--f-jp-sans);
  font-size: 16px;
  line-height: 1.85;
  letter-spacing: 0.02em;
  -webkit-font-smoothing: antialiased;
}
body::before {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none; z-index: 0;
  background:
    radial-gradient(ellipse at 20% 0%, rgba(201, 122, 45, 0.06), transparent 50%),
    radial-gradient(ellipse at 80% 100%, rgba(45, 75, 58, 0.04), transparent 50%);
}
body > * { position: relative; z-index: 1; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, p { margin: 0; }

/* ============================================================
   Header
   ============================================================ */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  height: var(--header-h);
  padding: 0 var(--gutter);
  background: rgba(45, 75, 58, 0);
  transition: height 0.4s ease, background 0.4s ease, backdrop-filter 0.4s ease;
}
.site-header.is-condensed {
  height: var(--header-h-condensed);
  background: rgba(43, 31, 21, 0.85);
  backdrop-filter: blur(10px);
}
.site-logo {
  display: inline-flex; align-items: baseline; gap: 14px;
  color: var(--c-bg-cream);
}
.site-logo__brand {
  font-family: var(--f-display);
  font-style: italic;
  font-weight: 500;
  font-size: 28px;
  letter-spacing: 0.04em;
  color: var(--c-orange-soft);
}
.site-logo__sub {
  font-family: var(--f-jp-mincho);
  font-size: 12px;
  letter-spacing: 0.32em;
  color: var(--c-bg-cream);
  opacity: 0.9;
}
.global-nav {
  display: flex;
  gap: clamp(20px, 3vw, 44px);
  justify-content: center;
}
.global-nav a {
  position: relative;
  color: var(--c-bg-cream);
  font-family: var(--f-display);
  font-size: 14px;
  letter-spacing: 0.28em;
  padding: 8px 2px;
  text-transform: uppercase;
}
.global-nav a::after {
  content: ""; position: absolute;
  left: 50%; bottom: -2px;
  width: 0; height: 1px;
  background: var(--c-orange-soft);
  transition: width 0.3s, left 0.3s;
}
.global-nav a:hover::after,
.global-nav a[aria-current="page"]::after {
  width: 60%; left: 20%;
}
.header-actions {
  display: flex; align-items: center; justify-content: flex-end; gap: 18px;
}
.header-tel {
  color: var(--c-bg-cream);
  font-family: var(--f-display);
  font-size: 17px;
  letter-spacing: 0.06em;
  opacity: 0.9;
}
.morning-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 22px;
  background: var(--c-orange);
  color: var(--c-bg-cream);
  font-family: var(--f-display);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  border: 1px solid var(--c-orange);
  transition: background 0.3s, color 0.3s, transform 0.3s;
}
.morning-btn:hover {
  background: transparent;
  color: var(--c-orange-soft);
  transform: translateY(-1px);
}

/* ============================================================
   Hero
   ============================================================ */
.hero {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
  background: var(--c-bg-walnut);
}
.hero__img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0.78;
  transform: scale(1.04);
  animation: heroZoom 14s ease-out forwards;
}
@keyframes heroZoom {
  to { transform: scale(1); }
}
.hero__overlay {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 40% 50%, rgba(43, 31, 21, 0.42) 0%, rgba(43, 31, 21, 0.72) 100%),
    linear-gradient(180deg, rgba(45, 75, 58, 0.16) 0%, rgba(43, 31, 21, 0.40) 100%);
}
.hero__frame {
  position: absolute;
  inset: 32px;
  pointer-events: none;
  border: 1px solid rgba(232, 165, 103, 0.32);
  z-index: 4;
}
.hero__copy {
  position: relative; z-index: 5;
  display: grid; align-content: center; justify-items: center;
  min-height: 100svh;
  padding: var(--header-h) var(--gutter) 80px;
  text-align: center;
  color: var(--c-bg-cream);
}
.hero__est {
  font-family: var(--f-display);
  font-style: italic;
  font-size: clamp(15px, 1.6vw, 19px);
  letter-spacing: 0.22em;
  color: var(--c-orange-soft);
  margin-bottom: 10px;
}
.hero__est::before, .hero__est::after {
  content: "—";
  margin: 0 12px;
  opacity: 0.7;
}
.hero__brand {
  font-family: var(--f-display);
  font-style: italic;
  font-weight: 500;
  font-size: clamp(72px, 14vw, 200px);
  letter-spacing: 0.04em;
  line-height: 1;
  color: var(--c-bg-cream);
  text-shadow: 0 8px 40px rgba(43, 31, 21, 0.7);
  margin: 8px 0 4px;
}
.hero__sub {
  font-family: var(--f-jp-mincho);
  font-size: clamp(16px, 1.8vw, 21px);
  letter-spacing: 0.36em;
  color: var(--c-orange-soft);
  margin-bottom: 36px;
}
.hero__lead {
  max-width: 580px;
  font-family: var(--f-jp-mincho);
  font-size: clamp(15px, 1.5vw, 18px);
  line-height: 2.1;
  letter-spacing: 0.12em;
  color: var(--c-bg-cream);
  text-shadow: 0 2px 14px rgba(43, 31, 21, 0.7);
}

/* ============================================================
   Sections
   ============================================================ */
.section {
  padding: clamp(80px, 12vw, 140px) var(--gutter);
}
.section--cream { background: var(--c-bg-cream); }
.section--velvet { background: var(--c-bg-velvet); color: var(--c-bg-cream); }
.section--walnut { background: var(--c-bg-walnut); color: var(--c-bg-cream); }
.section-inner { max-width: var(--max-w); margin: 0 auto; }

.s-label {
  display: inline-flex; align-items: center; gap: 14px;
  font-family: var(--f-display);
  font-style: italic;
  font-size: 14px;
  letter-spacing: 0.32em;
  color: var(--c-orange);
  margin-bottom: 16px;
}
.s-label::before {
  content: ""; width: 28px; height: 1px;
  background: var(--c-orange);
}
.section--velvet .s-label,
.section--walnut .s-label { color: var(--c-orange-soft); }
.section--velvet .s-label::before,
.section--walnut .s-label::before { background: var(--c-orange-soft); }

.s-title {
  font-family: var(--f-jp-mincho);
  font-weight: 500;
  font-size: clamp(26px, 4vw, 40px);
  letter-spacing: 0.16em;
  line-height: 1.5;
  margin-bottom: clamp(36px, 5vw, 60px);
}

/* CONCEPT */
.concept-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(40px, 6vw, 90px);
  align-items: center;
}
.concept-text p {
  font-family: var(--f-jp-mincho);
  font-size: 17px;
  line-height: 2.1;
  margin-bottom: 1.4em;
  color: var(--c-ink-soft);
}
.concept-text .lead {
  font-size: clamp(20px, 2.2vw, 24px);
  letter-spacing: 0.08em;
  color: var(--c-ink);
}
.concept-figure { position: relative; }
.concept-figure img {
  width: 100%; aspect-ratio: 4/5;
  object-fit: cover;
  box-shadow: 0 30px 60px -30px rgba(43, 31, 21, 0.4);
}
.concept-figure::after {
  content: ""; position: absolute;
  inset: 16px -16px -16px 16px;
  border: 1px solid var(--c-orange);
  z-index: -1;
}

/* MENU FEATURED (HOME) */
.featured-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(24px, 4vw, 48px);
}
.featured-card {
  display: grid;
  gap: 18px;
  padding: 30px;
  background: rgba(251, 245, 230, 0.05);
  border: 1px solid rgba(232, 165, 103, 0.3);
  transition: transform 0.4s, border-color 0.4s;
}
.featured-card:hover {
  transform: translateY(-4px);
  border-color: var(--c-orange-soft);
}
.featured-card img {
  width: 100%; aspect-ratio: 4/3;
  object-fit: cover;
}
.featured-card__en {
  font-family: var(--f-display);
  font-style: italic;
  font-size: 14px;
  letter-spacing: 0.32em;
  color: var(--c-orange-soft);
  text-transform: uppercase;
}
.featured-card h3 {
  font-family: var(--f-jp-mincho);
  font-size: 22px;
  letter-spacing: 0.12em;
}
.featured-card p {
  font-family: var(--f-jp-mincho);
  font-size: 14px;
  line-height: 1.9;
  opacity: 0.85;
}
.featured-card__price {
  font-family: var(--f-display);
  font-size: 22px;
  letter-spacing: 0.08em;
  color: var(--c-orange-soft);
}

/* MORNING */
.morning-band {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(40px, 6vw, 80px);
  align-items: center;
  padding: clamp(60px, 8vw, 100px) var(--gutter);
  background: var(--c-bg-velvet);
  color: var(--c-bg-cream);
}
.morning-band img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}
.morning-band h2 {
  font-family: var(--f-jp-mincho);
  font-size: clamp(26px, 3.5vw, 36px);
  letter-spacing: 0.14em;
  margin-bottom: 16px;
}
.morning-band__en {
  font-family: var(--f-display);
  font-style: italic;
  font-size: 16px;
  letter-spacing: 0.3em;
  color: var(--c-orange-soft);
  margin-bottom: 10px;
}
.morning-band p {
  font-family: var(--f-jp-mincho);
  font-size: 16px;
  line-height: 2;
}
.morning-band__price-row {
  display: flex; gap: 24px;
  margin-top: 18px;
}
.morning-band__price-row > div {
  padding: 14px 18px;
  border: 1px solid var(--c-orange-soft);
}
.morning-band__price-row span {
  display: block;
  font-family: var(--f-display);
  font-style: italic;
  font-size: 13px;
  color: var(--c-orange-soft);
  letter-spacing: 0.24em;
}
.morning-band__price-row strong {
  font-family: var(--f-display);
  font-size: 20px;
  letter-spacing: 0.08em;
}

/* GALLERY */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 10px;
}
.gallery-grid figure { margin: 0; overflow: hidden; }
.gallery-grid img {
  width: 100%; height: 100%;
  object-fit: cover;
  aspect-ratio: 1;
  transition: transform 0.6s ease;
}
.gallery-grid figure:hover img { transform: scale(1.05); }
.gallery-grid .span-2 { grid-column: span 2; aspect-ratio: 2/1; }
.gallery-grid .span-3 { grid-column: span 3; aspect-ratio: 3/2; }
.gallery-notice {
  margin-top: 22px;
  text-align: right;
  font-family: var(--f-jp-mincho);
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--c-muted);
}

/* ACCESS SUMMARY */
.access-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 70px);
  align-items: start;
}
.access-info dl {
  display: grid;
  grid-template-columns: 100px 1fr;
  row-gap: 20px;
  column-gap: 22px;
  margin: 0;
}
.access-info dt {
  font-family: var(--f-display);
  font-style: italic;
  font-size: 13px;
  letter-spacing: 0.3em;
  color: var(--c-orange);
  padding-top: 4px;
}
.access-info dd {
  margin: 0;
  font-family: var(--f-jp-mincho);
  font-size: 16px;
  line-height: 1.9;
}
.access-map {
  width: 100%; aspect-ratio: 4/3;
  border: 1px solid var(--c-line);
  filter: sepia(0.1) contrast(0.95);
}

/* TEXT BUTTON */
.text-btn {
  display: inline-flex; align-items: center; gap: 14px;
  font-family: var(--f-display);
  font-style: italic;
  font-size: 15px;
  letter-spacing: 0.28em;
  color: var(--c-ink);
  text-transform: uppercase;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--c-orange);
  transition: gap 0.3s;
}
.text-btn:hover { gap: 22px; }
.section-action {
  display: flex; justify-content: center;
  margin-top: clamp(40px, 5vw, 60px);
}

/* CTA BAND */
.cta-band {
  background: var(--c-bg-walnut);
  color: var(--c-bg-cream);
  padding: clamp(60px, 8vw, 100px) var(--gutter);
  text-align: center;
}
.cta-band__en {
  font-family: var(--f-display);
  font-style: italic;
  font-size: 16px;
  letter-spacing: 0.36em;
  color: var(--c-orange-soft);
  margin-bottom: 14px;
}
.cta-band__jp {
  font-family: var(--f-jp-mincho);
  font-size: clamp(22px, 2.5vw, 28px);
  letter-spacing: 0.12em;
  margin-bottom: 36px;
}
.cta-band__row {
  display: flex; justify-content: center; flex-wrap: wrap; gap: 18px;
}
.cta-link {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 16px 32px;
  border: 1px solid var(--c-orange-soft);
  color: var(--c-bg-cream);
  font-family: var(--f-display);
  font-size: 14px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  transition: background 0.3s, color 0.3s;
}
.cta-link:hover { background: var(--c-orange-soft); color: var(--c-bg-walnut); }
.cta-link--tel { font-size: 18px; letter-spacing: 0.08em; }

/* ============================================================
   Footer
   ============================================================ */
.site-footer {
  background: #160E07;
  color: var(--c-bg-cream);
  padding: clamp(60px, 8vw, 80px) var(--gutter) 36px;
}
.footer-grid {
  max-width: var(--max-w);
  margin: 0 auto clamp(36px, 5vw, 50px);
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: clamp(30px, 4vw, 56px);
}
.footer-brand .b-en {
  display: block;
  font-family: var(--f-display);
  font-style: italic;
  font-weight: 500;
  font-size: 36px;
  letter-spacing: 0.04em;
  color: var(--c-orange-soft);
  margin-bottom: 6px;
}
.footer-brand .b-jp {
  display: block;
  font-family: var(--f-jp-mincho);
  font-size: 13px;
  letter-spacing: 0.32em;
  color: var(--c-bg-cream);
  opacity: 0.85;
  margin-bottom: 18px;
}
.footer-brand p {
  font-family: var(--f-jp-mincho);
  font-size: 13px;
  line-height: 2;
  color: rgba(251, 245, 230, 0.6);
}
.footer-col h4 {
  font-family: var(--f-display);
  font-style: italic;
  font-size: 13px;
  letter-spacing: 0.32em;
  color: var(--c-orange-soft);
  margin-bottom: 16px;
  text-transform: uppercase;
}
.footer-col ul li {
  font-family: var(--f-jp-mincho);
  font-size: 14px;
  line-height: 2.1;
  color: rgba(251, 245, 230, 0.85);
}
.footer-col ul li a:hover { color: var(--c-orange-soft); }
.footer-bottom {
  max-width: var(--max-w);
  margin: 0 auto;
  padding-top: 28px;
  border-top: 1px solid rgba(251, 245, 230, 0.10);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  font-family: var(--f-display);
  font-style: italic;
  font-size: 12px;
  letter-spacing: 0.22em;
  color: rgba(251, 245, 230, 0.55);
}
.footer-group {
  display: inline-flex; align-items: center; gap: 12px;
}
.footer-group__label {
  font-size: 11px;
  letter-spacing: 0.3em;
  opacity: 0.7;
  text-transform: uppercase;
}
.footer-group__brand {
  font-family: var(--f-display);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.3em;
  color: var(--c-orange-soft);
  padding: 4px 12px;
  border: 1px solid rgba(232, 165, 103, 0.45);
  text-transform: uppercase;
  font-style: normal;
}
.footer-group__brand:hover {
  background: var(--c-orange);
  color: var(--c-bg-walnut);
}

/* ============================================================
   Page Hero (MENU / ACCESS)
   ============================================================ */
.page-hero {
  position: relative;
  min-height: 50svh;
  overflow: hidden;
  background: var(--c-bg-walnut);
}
.page-hero img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0.6;
}
.page-hero::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(43, 31, 21, 0.4), rgba(43, 31, 21, 0.78));
}
.page-hero__copy {
  position: relative; z-index: 2;
  display: grid; align-content: center; justify-items: center;
  min-height: 50svh;
  padding: var(--header-h) var(--gutter) 50px;
  text-align: center;
  color: var(--c-bg-cream);
}
.page-hero__en {
  font-family: var(--f-display);
  font-style: italic;
  font-size: clamp(40px, 6vw, 68px);
  letter-spacing: 0.06em;
  color: var(--c-orange-soft);
  margin-bottom: 14px;
  text-shadow: 0 4px 30px rgba(43, 31, 21, 0.5);
}
.page-hero__jp {
  font-family: var(--f-jp-mincho);
  font-size: clamp(16px, 1.8vw, 20px);
  letter-spacing: 0.3em;
}

/* MENU page */
.menu-group { margin-bottom: clamp(60px, 8vw, 80px); }
.menu-group__head {
  display: flex; align-items: baseline; gap: 20px;
  margin-bottom: 30px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--c-line);
}
.menu-group__en {
  font-family: var(--f-display);
  font-style: italic;
  font-size: clamp(26px, 3.5vw, 38px);
  color: var(--c-orange);
}
.menu-group__jp {
  font-family: var(--f-jp-mincho);
  font-size: 17px;
  letter-spacing: 0.28em;
  color: var(--c-ink-soft);
}
.menu-list { display: grid; gap: 22px; }
.menu-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 22px;
  align-items: baseline;
  padding-bottom: 18px;
  border-bottom: 1px dashed var(--c-line);
}
.menu-row__name {
  font-family: var(--f-jp-mincho);
  font-size: 19px;
  letter-spacing: 0.06em;
}
.menu-row__desc {
  font-family: var(--f-jp-mincho);
  font-size: 14px;
  line-height: 1.9;
  color: var(--c-muted);
  margin-top: 4px;
}
.menu-row__price {
  font-family: var(--f-display);
  font-size: 22px;
  letter-spacing: 0.08em;
  color: var(--c-orange);
}

/* Reveal */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal.is-in { opacity: 1; transform: none; }

/* Responsive */
@media (max-width: 1024px) {
  .concept-grid, .access-grid, .morning-band { grid-template-columns: 1fr; }
  .featured-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: repeat(4, 1fr); }
  .gallery-grid .span-3 { grid-column: span 4; aspect-ratio: 16/9; }
}
@media (max-width: 720px) {
  .site-header { grid-template-columns: auto auto; padding: 0 18px; }
  .global-nav, .header-tel { display: none; }
  .site-logo__brand { font-size: 22px; }
  .hero__brand { font-size: clamp(64px, 18vw, 100px); }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid .span-2, .gallery-grid .span-3 { grid-column: span 2; aspect-ratio: 1; }
  .morning-band__price-row { flex-direction: column; gap: 12px; }
}