/* =========================================================
   炭火焼鳥 とりいち - 営業デモ / v4
   コンセプト: 静・墨・木（生成りの白 × 墨の明朝 × 木と藍 × 暗い写真）
   ダークなヒーロー ＋ 左端の縦組みセクションラベル
   ========================================================= */

:root {
  --bg: #faf7f1;
  --bg-warm: #f3ede2;
  --ink: #1c1a17;
  --ink-soft: #4a463f;
  --muted: #857f74;
  --line: #e2dccf;
  --wood: #7d6448;
  --indigo: #22385c;
  --indigo-dark: #1a2c48;
  --dark: #17140f;
  --dark-soft: #221e18;

  --serif: "Yu Mincho", "YuMincho", "Hiragino Mincho ProN", "Noto Serif JP",
    "MS PMincho", serif;
  --sans: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic",
    "YuGothic", "Noto Sans JP", "Meiryo", sans-serif;

  --wrap: 1120px;
  --gutter: 24px;
  --header-h: 76px;
}

body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.9;
  font-size: 15px;
  letter-spacing: 0.02em;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.mincho {
  font-family: var(--serif);
  font-weight: 500;
}

/* ---------- section / band ---------- */
.section {
  padding: 96px 0;
}

.band {
  padding: 96px 0;
}

.band--warm {
  background: var(--bg-warm);
}

/* 縦組みセクションラベル付きレイアウト */
.lsec {
  width: 100%;
  max-width: calc(var(--wrap) + 80px);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 28px;
  align-items: start;
}

.lsec__label {
  writing-mode: vertical-rl;
  font-size: 14px;
  letter-spacing: 0.28em;
  color: var(--muted);
  padding-top: 4px;
  position: sticky;
  top: calc(var(--header-h) + 30px);
}

.lsec__label::after {
  content: "";
  display: block;
  width: 1px;
  height: 30px;
  background: var(--wood);
  margin: 14px auto 0;
}

.lsec__body {
  min-width: 0;
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--serif);
  letter-spacing: 0.12em;
  padding: 15px 34px;
  border: 1px solid transparent;
  transition: opacity 0.25s, background 0.25s, color 0.25s;
  white-space: nowrap;
}

.btn--tel {
  background: var(--indigo);
  color: #fff;
  flex-direction: column;
  gap: 3px;
  line-height: 1.4;
}

.btn--tel .num {
  font-size: 13px;
  letter-spacing: 0.06em;
  opacity: 0.9;
}

.btn--tel .label {
  font-size: 16px;
}

.btn--reserve {
  background: transparent;
  color: var(--ink);
  border-color: var(--ink);
}

.btn--solid {
  background: var(--indigo);
  color: #fff;
}

.btn:hover {
  opacity: 0.82;
}

.btn--reserve:hover {
  background: var(--ink);
  color: var(--bg);
  opacity: 1;
}

/* ---------- header ---------- */
.header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  transition: background 0.3s, border-color 0.3s, box-shadow 0.3s;
  background: transparent;
  border-bottom: 1px solid transparent;
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: 20px;
}

.header__logo {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  line-height: 1;
  transition: color 0.3s;
}

.logo__sub {
  font-size: 10px;
  letter-spacing: 0.3em;
  opacity: 0.72;
}

.logo__main {
  font-size: 27px;
  letter-spacing: 0.18em;
}

/* デフォルト（ダークなヒーロー上）は白ロゴ・白文字 */
.header .header__logo {
  color: #fff;
}

.nav {
  display: flex;
  align-items: center;
  gap: 30px;
}

.nav__list {
  display: flex;
  gap: 28px;
  font-family: var(--serif);
  font-size: 15px;
  letter-spacing: 0.08em;
}

.nav__list a {
  color: #efe9dd;
  transition: opacity 0.2s;
}

.nav__list a:hover {
  opacity: 0.7;
}

.nav__actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav__tel {
  background: var(--indigo);
  color: #fff;
  font-family: var(--serif);
  text-align: center;
  padding: 10px 20px;
  letter-spacing: 0.04em;
}

.nav__tel .num {
  font-size: 14px;
}

.nav__toggle {
  display: none;
}

/* スクロール後・下層ページ = 明るいヘッダー */
.header.is-light {
  background: rgba(250, 247, 241, 0.96);
  border-bottom-color: var(--line);
  backdrop-filter: blur(6px);
}

.header.is-light .header__logo {
  color: var(--ink);
}

.header.is-light .nav__list a {
  color: var(--ink-soft);
}

/* ---------- hero (dark) ---------- */
.hero {
  position: relative;
  background: var(--dark);
  color: #f2ede4;
  min-height: 640px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero__media {
  position: absolute;
  top: 0;
  right: 0;
  width: 64%;
  height: 100%;
}

.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__media::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    var(--dark) 0%,
    rgba(23, 20, 15, 0.65) 22%,
    rgba(23, 20, 15, 0) 55%
  );
  z-index: 1;
}

.hero__inner {
  position: relative;
  z-index: 2;
}

.hero__copy {
  padding: 120px 0 60px;
  max-width: 460px;
}

.hero__title {
  font-family: var(--serif);
  writing-mode: vertical-rl;
  font-size: clamp(30px, 3.2vw, 44px);
  line-height: 1.7;
  letter-spacing: 0.16em;
  height: auto;
  margin: 0 0 32px 0;
  font-weight: 500;
  color: #fff;
}

.hero__meta {
  font-family: var(--serif);
  font-size: 14px;
  color: #d9d3c7;
  letter-spacing: 0.05em;
  line-height: 2;
  margin-bottom: 30px;
}

.hero__meta .place {
  font-size: 18px;
  color: #fff;
  display: block;
  margin-bottom: 8px;
}

.hero__actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* ---------- intro ---------- */
.intro__grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 56px;
  align-items: center;
}

.intro__body h2 {
  font-size: 30px;
  letter-spacing: 0.06em;
  margin-bottom: 22px;
}

.intro__body p {
  color: var(--ink-soft);
  line-height: 2.2;
}

.intro__media img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

/* ---------- kodawari (editorial rows) ---------- */
.krow {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
  margin-bottom: 72px;
}

.krow:last-child {
  margin-bottom: 0;
}

.krow--rev {
  grid-template-columns: 0.85fr 1.15fr;
}

.krow--rev .krow__media {
  order: 2;
}

.krow--rev .krow__text {
  order: 1;
}

.krow__media img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.krow__text h3 {
  font-size: 23px;
  letter-spacing: 0.06em;
  margin-bottom: 16px;
}

.krow__text p {
  color: var(--ink-soft);
  font-size: 14.5px;
  line-height: 2.1;
}

/* ---------- osusume ---------- */
.osusume {
  display: grid;
  grid-template-columns: 1.7fr 1fr;
  gap: 52px;
  align-items: center;
}

.osusume__photos {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.ophoto {
  text-align: center;
}

.ophoto img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  margin-bottom: 12px;
}

.ophoto figcaption {
  font-size: 16px;
  letter-spacing: 0.06em;
}

.osusume__list {
  border-top: 1px solid var(--line);
}

.osusume__list li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 4px;
  border-bottom: 1px solid var(--line);
}

.osusume__list li .mincho {
  font-size: 16px;
}

.osusume__list li .yen {
  font-family: var(--serif);
  color: var(--wood);
  font-size: 14px;
  white-space: nowrap;
}

/* ---------- menu excerpt ---------- */
.menuex {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 52px;
  align-items: center;
}

.menuex__media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.catrow {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 16px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}

.catrow:first-child {
  border-top: 1px solid var(--line);
}

.catrow dt {
  font-size: 17px;
  letter-spacing: 0.1em;
}

.catrow dd {
  color: var(--ink-soft);
  font-size: 14px;
}

.menuex__foot {
  margin-top: 30px;
}

/* ---------- scene ---------- */
.scenes {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.scene-col {
  padding: 6px 26px;
  border-left: 1px solid var(--line);
}

.scene-col:first-child {
  padding-left: 0;
  border-left: none;
}

.scene-col h3 {
  font-size: 20px;
  letter-spacing: 0.08em;
  margin-bottom: 14px;
}

.scene-col p {
  font-size: 13.5px;
  color: var(--ink-soft);
  line-height: 1.95;
}

/* ---------- space ---------- */
.space {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 48px;
  align-items: center;
}

.space__media img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.space__text p {
  font-family: var(--serif);
  font-size: 16px;
  color: var(--ink-soft);
  line-height: 2.1;
}

/* ---------- voice ---------- */
.voice__note {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 30px;
}

.voices {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.vquote {
  font-size: 15px;
  color: var(--ink-soft);
  line-height: 2.1;
  padding-left: 20px;
  border-left: 2px solid var(--wood);
}

/* ---------- info / access ---------- */
.info {
  display: grid;
  grid-template-columns: 1fr 1fr 0.85fr;
  gap: 36px;
  align-items: start;
}

.info__map iframe {
  width: 100%;
  height: 300px;
  border: 0;
  filter: grayscale(0.2);
  background: var(--bg-warm);
}

.map-link {
  margin-top: 10px;
  font-family: var(--serif);
  font-size: 13px;
  letter-spacing: 0.06em;
}

.map-link a {
  color: var(--wood);
  border-bottom: 1px solid var(--line);
  padding-bottom: 2px;
}

.map-link a:hover {
  color: var(--ink);
}

.info__addr {
  font-family: var(--serif);
  font-size: 15px;
  margin-bottom: 6px;
}

.info__table {
  font-size: 14px;
}

.info__table dl {
  display: grid;
  grid-template-columns: 82px 1fr;
  gap: 10px;
  border-bottom: 1px solid var(--line);
  padding: 12px 0;
}

.info__table dl:first-of-type {
  border-top: 1px solid var(--line);
}

.info__table dt {
  letter-spacing: 0.08em;
  color: var(--ink);
}

.info__table dd {
  color: var(--ink-soft);
  line-height: 1.85;
}

.reserve-box {
  background: var(--bg-warm);
  border: 1px solid var(--line);
  padding: 30px 26px;
  text-align: center;
}

.band--warm .reserve-box {
  background: #fff;
}

.reserve-box h3 {
  font-size: 18px;
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}

.reserve-box p {
  font-size: 13px;
  color: var(--ink-soft);
}

.reserve-box__tel {
  display: block;
  font-size: 26px;
  color: var(--indigo);
  letter-spacing: 0.04em;
  margin: 14px 0 18px;
}

.reserve-box .btn {
  width: 100%;
}

.reserve-box__hours {
  margin-top: 18px;
  font-size: 12px;
  color: var(--muted);
  line-height: 1.8;
}

/* ---------- footer ---------- */
.footer {
  background: var(--dark);
  color: #cfc8ba;
  padding: 60px 0 28px;
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 30px;
  flex-wrap: wrap;
}

.footer__logo {
  display: flex;
  flex-direction: column;
  gap: 8px;
  line-height: 1;
  color: #f0ebe1;
}

.footer__logo .logo__sub {
  opacity: 0.6;
}

.footer__logo .logo__main {
  font-size: 30px;
}

.footer__meta {
  font-size: 13px;
  line-height: 1.9;
  color: #a49d90;
}

.footer__nav {
  display: flex;
  gap: 22px;
  font-family: var(--serif);
  font-size: 14px;
  letter-spacing: 0.08em;
  flex-wrap: wrap;
}

.footer__sns {
  margin-top: 18px;
}

.footer__sns a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--serif);
  letter-spacing: 0.08em;
  border-bottom: 1px solid rgba(255, 255, 255, 0.25);
  padding-bottom: 3px;
}

.footer__copy {
  text-align: center;
  font-size: 11px;
  color: #7d766a;
  letter-spacing: 0.1em;
  margin-top: 48px;
}

.footer__note {
  text-align: center;
  font-size: 11px;
  line-height: 1.9;
  color: #6b655b;
  letter-spacing: 0.06em;
  margin-top: 10px;
  padding: 0 var(--gutter);
}

.footer__note a {
  border-bottom: 1px solid #4a453d;
}

/* ---------- page hero (下層) ---------- */
.page-hero {
  padding: calc(var(--header-h) + 74px) 0 60px;
  text-align: center;
  background: var(--bg-warm);
  border-bottom: 1px solid var(--line);
}

.page-hero h1 {
  font-family: var(--serif);
  font-size: 32px;
  font-weight: 500;
  letter-spacing: 0.2em;
}

.breadcrumb {
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.06em;
  margin-top: 18px;
}

.breadcrumb a:hover {
  color: var(--ink);
}

/* ---------- full menu (下層) ---------- */
.fullmenu__group {
  margin-bottom: 64px;
}

.fullmenu__group h2 {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-align: center;
  margin-bottom: 8px;
}

.fullmenu__group .cap {
  text-align: center;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 30px;
}

.fullmenu__rows {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px 56px;
}

.menu-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  font-size: 14px;
  padding: 6px 0;
}

.menu-row .name {
  color: var(--ink-soft);
}

.menu-row .dots {
  flex: 1;
  border-bottom: 1px dotted var(--line);
  transform: translateY(-4px);
}

.menu-row .yen {
  font-family: var(--serif);
  color: var(--ink);
  white-space: nowrap;
}

.note-band {
  background: var(--bg-warm);
  border: 1px solid var(--line);
  padding: 22px 26px;
  font-size: 13px;
  color: var(--ink-soft);
  line-height: 1.9;
  margin-top: 20px;
}

.menuex__foot.center {
  text-align: center;
  margin-top: 40px;
}

/* ---------- sp fixed tel bar ---------- */
.spbar {
  display: none;
}

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 980px) {
  .info {
    grid-template-columns: 1fr 1fr;
  }

  .info__map {
    grid-column: 1 / -1;
  }

  .osusume {
    grid-template-columns: 1fr;
    gap: 36px;
  }
}

@media (max-width: 860px) {
  .hero__media {
    width: 100%;
  }

  .hero__media::before {
    background: linear-gradient(
      180deg,
      rgba(23, 20, 15, 0.35) 0%,
      rgba(23, 20, 15, 0.55) 45%,
      var(--dark) 100%
    );
  }

  .hero {
    min-height: 560px;
  }

  .hero__copy {
    padding: 150px 0 50px;
    max-width: none;
  }

  .intro__grid,
  .menuex,
  .space {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .krow,
  .krow--rev {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-bottom: 52px;
  }

  .krow--rev .krow__media {
    order: 0;
  }

  .krow--rev .krow__text {
    order: 0;
  }

  .scenes {
    grid-template-columns: repeat(2, 1fr);
    gap: 30px 0;
  }

  .scene-col {
    padding: 6px 20px;
  }

  .scene-col:nth-child(3) {
    padding-left: 0;
    border-left: none;
  }

  .voices,
  .info {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .info__map {
    grid-column: auto;
  }
}

@media (max-width: 720px) {
  .section,
  .band {
    padding: 64px 0;
  }

  .lsec {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .lsec__label {
    writing-mode: horizontal-tb;
    position: static;
    padding-top: 0;
  }

  .lsec__label::after {
    width: 30px;
    height: 1px;
    margin: 10px 0 0;
  }

  .nav__list,
  .nav__actions {
    display: none;
  }

  .nav__toggle {
    display: inline-flex;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
  }

  .nav__toggle span {
    width: 24px;
    height: 1px;
    background: #efe9dd;
    transition: background 0.3s;
  }

  .header.is-light .nav__toggle span {
    background: var(--ink);
  }

  .header__inner {
    height: 64px;
  }

  .header__logo .logo__main {
    font-size: 22px;
  }

  .nav.is-open .nav__list {
    display: flex;
    position: fixed;
    inset: 64px 0 auto 0;
    flex-direction: column;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    padding: 20px var(--gutter);
    gap: 18px;
  }

  .nav.is-open .nav__list a {
    color: var(--ink-soft);
  }

  .hero__title {
    height: auto;
  }

  .osusume__photos {
    gap: 14px;
  }

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

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

  body {
    padding-bottom: 62px;
  }

  .spbar {
    display: grid;
    grid-template-columns: 1fr 1fr;
    position: fixed;
    inset: auto 0 0 0;
    z-index: 60;
    border-top: 1px solid var(--line);
  }

  .spbar a {
    padding: 16px 0;
    text-align: center;
    font-family: var(--serif);
    font-size: 14px;
    letter-spacing: 0.08em;
  }

  .spbar .tel {
    background: var(--indigo);
    color: #fff;
  }

  .spbar .reserve-link {
    background: var(--ink);
    color: var(--bg);
  }
}