:root {
  --ink: #171512;
  --ink-soft: #40382f;
  --muted: #736751;
  --paper: #f4ebd9;
  --paper-light: #fffaf0;
  --green: #263f35;
  --leaf: #5f7144;
  --red: #aa3b31;
  --gold: #c7a467;
  --line: rgba(23, 21, 18, .16);
  --header-h: 72px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Yu Mincho", "Hiragino Mincho ProN", "Noto Serif JP", serif;
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "palt";
  overflow-x: hidden;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
}

/* キーボードフォーカスの可視化（暗いヘッダーでも見えるゴールド） */
:focus-visible {
  outline: 3px solid #d8b878;
  outline-offset: 3px;
  border-radius: 3px;
}

/* スキップリンク */
.skip-link {
  position: absolute;
  top: -100%;
  left: 0;
  z-index: 9999;
  padding: 12px 20px;
  color: #fff;
  background: var(--ink);
  font-size: 1rem;
  text-decoration: none;
}

.skip-link:focus {
  top: 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  min-height: var(--header-h);
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 28px;
  align-items: center;
  padding: 12px 28px;
  color: #fff8e8;
  background: rgba(18, 17, 16, .94);
  border-bottom: 1px solid rgba(255, 255, 255, .1);
  backdrop-filter: blur(18px);
}

.brand {
  display: grid;
  gap: 2px;
  text-decoration: none;
  white-space: nowrap;
}

.brand span {
  color: var(--gold);
  font-size: .74rem;
  letter-spacing: .16em;
}

.brand strong {
  font-size: 1.18rem;
  letter-spacing: .18em;
}

.global-nav {
  display: flex;
  justify-content: flex-end;
  gap: 22px;
  font-size: .92rem;
  letter-spacing: .08em;
}

.global-nav a,
.header-call {
  text-decoration: none;
}

.global-nav a {
  padding: 8px 4px;
  border-bottom: 1px solid transparent;
}

.global-nav a:hover {
  border-color: currentColor;
}

.header-call {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1px;
  min-height: 44px;
  padding: 4px 16px;
  color: #19140f;
  background: var(--gold);
  border-radius: 6px;
  font-weight: 700;
  letter-spacing: .08em;
  white-space: nowrap;
}

.header-call-label {
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .12em;
  opacity: .85;
}

.header-call-num {
  font-size: .96rem;
  font-weight: 800;
}

.hero {
  position: relative;
  min-height: calc(86svh - var(--header-h));
  overflow: hidden;
  color: #fffdf7;
  background:
    linear-gradient(90deg, rgba(12, 14, 12, .78), rgba(19, 18, 16, .42) 48%, rgba(19, 18, 16, .14)),
    url("assets/lunch-tempura.jpg") center / cover no-repeat;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 36%;
  background: linear-gradient(0deg, rgba(16, 16, 14, .8), transparent);
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(90deg, rgba(255, 255, 255, .08) 1px, transparent 1px),
    linear-gradient(0deg, rgba(255, 255, 255, .05) 1px, transparent 1px);
  background-size: 80px 80px;
  opacity: .23;
}

.hero-copy {
  position: relative;
  z-index: 2;
  width: min(760px, 88vw);
  padding: 110px 7vw 76px;
}

.eyebrow,
.section-label {
  display: inline-flex;
  color: var(--red);
  font-family: Georgia, serif;
  font-size: .88rem;
  letter-spacing: .16em;
  text-transform: uppercase;
}

/* ヒーローは暗い画像上。コントラスト確保のため明るい赤に */
.hero .eyebrow {
  color: #ef8478;
  text-transform: none;
  letter-spacing: .1em;
}

.hero h1 {
  margin: 18px 0;
  font-size: clamp(3rem, 6vw, 5.8rem);
  line-height: 1.06;
  letter-spacing: .08em;
}

.hero p {
  max-width: 590px;
  margin: 0;
  color: rgba(255, 253, 247, .9);
  font-size: 1.08rem;
  line-height: 2;
  line-break: anywhere;
  word-break: break-all;
  overflow-wrap: anywhere;
}

.hero p span {
  display: block;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 24px;
  border: 1px solid transparent;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 700;
  letter-spacing: .08em;
}

.button-primary {
  color: #fffdf5;
  background: var(--red);
}

.button-ghost {
  color: #fffdf5;
  border-color: rgba(255, 255, 255, .5);
}

.hero-note {
  position: absolute;
  left: 7vw;
  right: 7vw;
  bottom: 28px;
  z-index: 3;
  display: flex;
  gap: 16px;
  color: rgba(255, 253, 247, .78);
  font-family: Georgia, serif;
  font-size: .76rem;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.hero-script {
  position: absolute;
  right: 6vw;
  bottom: 24px;
  z-index: 2;
  color: rgba(255, 255, 255, .26);
  font-family: Georgia, serif;
  font-size: clamp(4rem, 9vw, 9rem);
  font-style: italic;
}

.intro,
.seasonal,
.menu-index,
.menu-section,
.tempura-section,
.dinner-section,
.sake-section,
.menu-book,
.access {
  padding: 88px 7vw;
}

.intro {
  display: grid;
  grid-template-columns: 160px minmax(280px, 1fr) minmax(300px, 420px);
  gap: 48px;
  align-items: start;
  background: var(--paper);
}

.intro-main h2,
.section-head h2,
.seasonal-copy h2,
.menu-content h2,
.sake-content h2,
.menu-book h2,
.access h2 {
  margin: 0;
  font-size: clamp(2rem, 3.6vw, 3.5rem);
  line-height: 1.3;
  letter-spacing: .04em;
}

.intro-main p,
.section-head p,
.seasonal-copy p,
.menu-content p,
.sake-content p,
.menu-book p,
.access p {
  margin: 18px 0 0;
  color: var(--ink-soft);
  font-size: 1.02rem;
  line-height: 2;
}

.intro-points {
  display: grid;
  gap: 1px;
  background: rgba(38, 63, 53, .18);
  border: 1px solid rgba(38, 63, 53, .18);
}

.intro-points dl {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 16px;
  margin: 0;
  padding: 18px;
  background: rgba(255, 250, 240, .72);
}

.intro-points dt {
  color: var(--red);
  font-weight: 800;
}

.intro-points dd {
  margin: 0;
  color: var(--ink-soft);
  line-height: 1.7;
}

.seasonal {
  display: grid;
  grid-template-columns: .78fr 1.22fr;
  gap: 52px;
  align-items: center;
  background: #fffaf0;
}

.seasonal-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.seasonal-gallery figure {
  margin: 0;
  overflow: hidden;
  color: #fff8e8;
  background: #172019;
  border-radius: 8px;
}

.seasonal-gallery img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
}

.seasonal-gallery figcaption {
  padding: 13px 15px;
  font-weight: 800;
  letter-spacing: .08em;
}

.menu-index {
  color: #fff8e8;
  background:
    linear-gradient(90deg, rgba(32, 55, 46, .96), rgba(32, 55, 46, .84)),
    url("assets/menu-cover.png") right center / contain no-repeat;
}

.section-head {
  max-width: 900px;
}

.menu-index .section-head p,
.menu-index .section-head h2 {
  color: #fff8e8;
}

.menu-index-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin-top: 36px;
  background: rgba(255, 255, 255, .18);
  border: 1px solid rgba(255, 255, 255, .18);
}

.menu-index-grid a {
  display: grid;
  gap: 8px;
  min-height: 158px;
  padding: 22px;
  text-decoration: none;
  background: rgba(18, 31, 26, .84);
}

.menu-index-grid span {
  color: var(--gold);
  font-family: Georgia, serif;
  font-size: .84rem;
}

.menu-index-grid strong {
  font-size: 1.34rem;
}

.menu-index-grid small {
  color: rgba(255, 248, 232, .72);
  font-size: .9rem;
}

.menu-section {
  display: grid;
  grid-template-columns: .78fr 1.22fr;
  gap: 52px;
  align-items: center;
  background: var(--paper-light);
}

.menu-visual img {
  width: 100%;
  min-height: 440px;
  object-fit: cover;
  border-radius: 8px;
  box-shadow: 0 28px 70px rgba(58, 38, 18, .16);
}

.price-list,
.sake-menu {
  display: grid;
  gap: 1px;
  margin-top: 28px;
  overflow: hidden;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.price-list div,
.sake-menu div {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 20px;
  background: rgba(255, 255, 255, .68);
}

.price-list span,
.sake-menu span {
  font-weight: 700;
}

.price-list strong,
.sake-menu strong {
  color: var(--red);
  white-space: nowrap;
}

.tempura-section {
  background: #efe4cd;
}

.signature-row {
  display: grid;
  grid-template-columns: .92fr 1.08fr;
  gap: 1px;
  margin-top: 38px;
  overflow: hidden;
  background: rgba(38, 63, 53, .18);
  border: 1px solid rgba(38, 63, 53, .18);
  border-radius: 8px;
}

.signature-row figure {
  margin: 0;
}

.signature-row img {
  width: 100%;
  height: 100%;
  min-height: 330px;
  object-fit: cover;
}

.signature-copy {
  display: grid;
  align-content: center;
  gap: 16px;
  padding: 42px;
  background: rgba(255, 250, 240, .82);
}

.signature-copy span {
  color: var(--red);
  font-family: Georgia, serif;
  font-size: .82rem;
  letter-spacing: .18em;
  text-transform: uppercase;
}

.signature-copy h3 {
  margin: 0;
  font-size: 2rem;
  line-height: 1.35;
}

.signature-copy p {
  margin: 0;
  color: var(--ink-soft);
  line-height: 1.9;
}

.signature-copy strong {
  color: var(--red);
  font-size: 1.4rem;
}

.menu-columns,
.dinner-grid {
  display: grid;
  gap: 18px;
  margin-top: 26px;
}

.menu-columns {
  grid-template-columns: 1fr 1fr;
}

.dinner-grid {
  grid-template-columns: repeat(3, 1fr);
}

.menu-columns section,
.dinner-grid section {
  padding: 24px;
  background: rgba(255, 250, 240, .78);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.menu-columns h3,
.dinner-grid h3 {
  margin: 0 0 14px;
  color: var(--green);
  font-size: 1.3rem;
  letter-spacing: .08em;
}

.menu-columns ul,
.dinner-grid ul {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: rgba(23, 21, 18, .12);
}

.menu-columns li,
.dinner-grid li {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 12px 0;
  background: rgba(255, 250, 240, .88);
}

.menu-columns span,
.dinner-grid span {
  font-weight: 700;
}

.menu-columns strong,
.dinner-grid strong {
  color: var(--red);
  white-space: nowrap;
}

.dinner-section {
  background:
    linear-gradient(rgba(255, 250, 240, .94), rgba(255, 250, 240, .94)),
    url("assets/myouga.jpg") right bottom / 360px auto no-repeat;
}

.sake-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 52px;
  align-items: center;
  color: #fff8e8;
  background:
    linear-gradient(90deg, rgba(18, 16, 13, .94), rgba(18, 16, 13, .78)),
    url("assets/nihonshu.jpg") center / cover no-repeat;
}

.sake-image img {
  width: 100%;
  min-height: 300px;
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: 8px;
}

.sake-content p,
.sake-content h2 {
  color: #fff8e8;
}

.sake-menu {
  border-color: rgba(255, 255, 255, .16);
  background: rgba(255, 255, 255, .16);
}

.sake-menu div {
  background: rgba(18, 16, 13, .76);
}

.sake-menu strong {
  color: var(--gold);
}

.menu-book {
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: 44px;
  align-items: center;
  background: #fffaf0;
}

.menu-book img {
  width: 260px;
  border-radius: 8px;
  box-shadow: 0 24px 70px rgba(58, 38, 18, .18);
}

.access {
  display: grid;
  grid-template-columns: .92fr 1.08fr;
  gap: 48px;
  color: #fff8e8;
  background: var(--green);
}

.access h2,
.access p {
  color: #fff8e8;
}

.access-list {
  display: grid;
  gap: 1px;
  background: rgba(255, 255, 255, .16);
  border: 1px solid rgba(255, 255, 255, .16);
}

.access-list dl {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 20px;
  margin: 0;
  padding: 18px;
  background: rgba(38, 63, 53, .92);
}

.access-list dt {
  color: var(--gold);
  font-weight: 800;
}

.access-list dd {
  margin: 0;
}

.access-list a {
  display: inline-block;
  padding: 2px 0;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.address-link {
  color: #fff8e8;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.map-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  margin-top: 22px;
  padding: 0 24px;
  color: #19140f;
  background: var(--gold);
  border-radius: 6px;
  font-weight: 700;
  letter-spacing: .08em;
  text-decoration: none;
}

.access-cta {
  padding: 18px;
  background: rgba(38, 63, 53, .92);
}

.access-cta .button {
  width: 100%;
}

.book-cta {
  margin-top: 28px;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 7vw;
  color: rgba(255, 248, 232, .76);
  background: #121110;
}

.site-footer strong {
  color: #fff8e8;
  letter-spacing: .08em;
}

.site-footer span {
  font-family: Georgia, serif;
  letter-spacing: .12em;
}

@media (max-width: 1020px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .global-nav {
    grid-column: 1 / -1;
    justify-content: flex-start;
    overflow-x: auto;
  }

  .intro,
  .seasonal,
  .menu-section,
  .signature-row,
  .sake-section,
  .menu-book,
  .access {
    grid-template-columns: 1fr;
  }

  .intro {
    gap: 24px;
  }

  .menu-index-grid,
  .menu-columns,
  .dinner-grid {
    grid-template-columns: 1fr 1fr;
  }

  .sake-section {
    background:
      linear-gradient(90deg, rgba(18, 16, 13, .96), rgba(18, 16, 13, .82)),
      url("assets/nihonshu.jpg") center / cover no-repeat;
  }
}

@media (max-width: 680px) {
  .site-header {
    padding: 12px 18px;
    gap: 12px;
  }

  .brand strong {
    font-size: 1rem;
  }

  .header-call {
    min-height: 44px;
    padding: 4px 12px;
  }

  .header-call-label {
    display: none;
  }

  .header-call-num {
    font-size: .9rem;
  }

  .global-nav {
    gap: 16px;
    font-size: .86rem;
  }

  .hero {
    min-height: 84svh;
  }

  .hero-copy {
    width: 100%;
    padding: 92px 22px 92px;
  }

  .hero p {
    max-width: calc(100vw - 44px);
  }

  .hero h1 {
    font-size: 3rem;
  }

  .hero-actions {
    display: grid;
  }

  .button {
    width: 100%;
  }

  .hero-note {
    left: 22px;
    right: 22px;
    flex-direction: column;
    gap: 6px;
  }

  .hero-script {
    right: -20px;
    font-size: 4.7rem;
  }

  .intro,
  .seasonal,
  .menu-index,
  .menu-section,
  .tempura-section,
  .dinner-section,
  .sake-section,
  .menu-book,
  .access {
    padding: 58px 22px;
  }

  .intro-main h2,
  .section-head h2,
  .seasonal-copy h2,
  .menu-content h2,
  .sake-content h2,
  .menu-book h2,
  .access h2 {
    font-size: 2rem;
  }

  .intro-points dl,
  .access-list dl {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .seasonal-gallery,
  .menu-columns,
  .dinner-grid {
    grid-template-columns: 1fr;
  }

  /* メニュー入口はスクロール短縮のため2列維持 */
  .menu-index-grid {
    grid-template-columns: 1fr 1fr;
  }

  .menu-index-grid a {
    min-height: 116px;
    padding: 16px;
  }

  /* 主CTA（電話）を副CTAより明確に大きく */
  .hero-actions {
    gap: 10px;
  }

  .button-primary {
    min-height: 58px;
    font-size: 1.06rem;
  }

  .price-list div,
  .sake-menu div,
  .menu-columns li,
  .dinner-grid li {
    align-items: flex-start;
    flex-direction: column;
    gap: 6px;
  }

  .signature-copy {
    padding: 28px 22px;
  }

  .menu-book img {
    width: min(260px, 100%);
  }

  .site-footer {
    flex-direction: column;
  }
}