/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --beige:    #f5f0ea;
  --beige2:   #ede6db;
  --brown:    #8b6f55;
  --dark:     #2c2218;
  --accent:   #b08d72;
  --light:    #faf8f5;
  --white:    #ffffff;
  --gray:     #888;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 300;
  color: var(--dark);
  background: var(--light);
  line-height: 1.8;
  /* アプリ内ブラウザが文字を勝手に拡大するのを防ぐ */
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

a { color: inherit; text-decoration: none; }

/* ===== Header ===== */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(250, 248, 245, 0.95);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--beige2);
}

.header-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1rem 0 0.6rem;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
}
.header-logo-img {
  height: 56px;
  width: auto;
}
.logo-sub {
  font-family: 'Noto Serif JP', serif;
  font-size: 0.6rem;
  font-weight: 600;
  color: var(--brown);
  letter-spacing: 0.28em;
  text-align: center;
  line-height: 1;
  margin-top: 1px;
}

.nav ul {
  list-style: none;
  display: flex;
  gap: 2rem;
}
.nav a {
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  color: var(--dark);
  transition: color 0.2s;
}
.nav a:hover { color: var(--accent); }

/* ===== Hero ===== */
.hero {
  /* 100vh はLINE等のアプリ内ブラウザで上下バーの裏まで含むため高さがズレる。
     svh（バー表示時の小さい方の高さ）を使うとスクロールしても揺れない */
  min-height: 100vh;
  min-height: 100svh;
  background: url('top.webp') center center / cover no-repeat;
  display: flex;
  align-items: flex-end;
  position: relative;
  overflow: hidden;
  padding-top: 64px;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.52);
}

.hero-content {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem 6rem;
  width: 100%;
  position: relative;
  z-index: 1;
}

.hero-sub {
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  color: var(--accent);
  margin-bottom: 1.2rem;
  text-transform: uppercase;
  background: rgba(255,255,255,0.6);
  display: inline-block;
  padding: 0.2rem 0.7rem;
  border-radius: 2px;
}

.hero-title {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(2.2rem, 4.6vw, 2.8rem);
  font-weight: 400;
  line-height: 1.5;
  color: var(--dark);
  margin-bottom: 1.4rem;
  text-shadow:
    0 0 6px rgba(255,255,255,1),
    0 0 10px rgba(255,255,255,0.95),
    0 0 16px rgba(255,255,255,0.8);
}

.hero-desc {
  font-size: 0.92rem;
  line-height: 1.6;
  color: #5a4535;
  margin-top: 0.8rem;
  margin-bottom: 2.8rem;
  text-shadow:
    0 0 6px rgba(255,255,255,0.7),
    0 0 12px rgba(255,255,255,0.5);
}

.btn-reserve {
  display: inline-block;
  padding: 0.85rem 2.4rem;
  background: var(--brown);
  color: var(--white);
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  border-radius: 6px;
  transition: background 0.25s, transform 0.2s;
}
.btn-reserve:hover {
  background: var(--accent);
  transform: translateY(-1px);
}

/* ===== Sections Common ===== */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}
.section-label {
  display: block;
  font-size: 0.68rem;
  letter-spacing: 0.28em;
  color: var(--accent);
  margin-bottom: 0.6rem;
  text-transform: uppercase;
}
.section-header h2 {
  font-family: 'Noto Serif JP', serif;
  font-size: 1.8rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--dark);
}
.section-lead {
  margin-top: 1.4rem;
  font-size: 0.88rem;
  line-height: 2.1;
  color: #5a4535;
  letter-spacing: 0.04em;
}
/* 空行を1行まるごとではなく、やや狭い間隔にする */
.lead-gap {
  display: block;
  margin-top: 1.1rem;
}
.lead-link-row {
  margin-top: 1.2rem;
  text-align: right;
}

/* ===== News ===== */
.news {
  padding: 3.2rem 0;
  background: var(--light);
  border-bottom: 1px solid var(--beige2);
}
.news .section-header {
  margin-bottom: 1.8rem;
}
/* サムネの有無で本文の始まる位置がズレないよう、どのカードも縦積み1列 */
.news-item {
  max-width: 720px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.1rem;
  background: var(--white);
  border: 1px solid var(--beige2);
  border-radius: 4px;
  padding: 1.5rem 1.6rem;
}
.news-item + .news-item {
  margin-top: 1rem;
}
.news-item-text .news-item-body p + p {
  margin-top: 0.9em;
}
.news-item-image {
  width: 88px;
  height: 88px;
  overflow: hidden;
  border-radius: 3px;
  display: block;
}
.news-item-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  display: block;
}
.news-item-body {
  text-align: left;
}
.news-date {
  display: inline-block;
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  color: var(--accent);
  background: var(--beige2);
  padding: 0.15rem 0.55rem;
  border-radius: 2px;
  margin-bottom: 0.4rem;
}
.news-item-body h3 {
  font-family: 'Noto Serif JP', serif;
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 0.35rem;
  letter-spacing: 0.03em;
}
.news-item-body p {
  font-size: 0.76rem;
  line-height: 1.7;
  color: #5a4535;
}
.news-note {
  color: var(--gray);
  margin-top: 0.2rem;
}
.news-link {
  display: inline-block;
  margin-top: 0.4rem;
  font-size: 0.74rem;
  color: var(--brown);
  border-bottom: 1px solid var(--brown);
  padding-bottom: 0.1rem;
  transition: opacity 0.2s;
}
.news-link:hover { opacity: 0.6; }

.news-details { margin-top: 0.4rem; }
.news-details summary.news-link {
  cursor: pointer;
  list-style: none;
}
.news-details summary.news-link::-webkit-details-marker { display: none; }
.news-details summary.news-link::marker { content: ""; }
.news-details[open] summary.news-link { margin-bottom: 0.9rem; }
.news-details-body p + p { margin-top: 0.9em; }
.news-item-text .news-item-body .news-details-body p.pc-join { margin-top: 0; }
/* 展開時に出るチラシ画像。タップで原寸を別タブ表示 */
.news-flyer {
  display: block;
  max-width: 320px;
  margin: 0 auto;
  border: 1px solid var(--beige2);
  border-radius: 3px;
  overflow: hidden;
  transition: opacity 0.2s;
}
.news-flyer:hover { opacity: 0.85; }
/* 開くとチラシが大きく出るので、同じ画像のサムネは引っ込める */
.news-item:has(.news-details[open]) .news-item-image { display: none; }
.news-flyer img {
  width: 100%;
  height: auto;
  display: block;
}

.mobile-break { display: none; }

@media (max-width: 680px) {
  .news-item {
    padding: 1.5rem;
    gap: 1.2rem;
  }
  .news-item-body { text-align: center; }
  /* 本文が中央揃えになるので、サムネも中央に合わせる */
  .news-item-image { margin: 0 auto; }
  .mobile-break { display: inline; }
  .news-item-text .news-item-body .news-details-body p.pc-join { margin-top: 0.9em; }
}

/* ===== Concept ===== */
.concept {
  padding: 7rem 0;
  background: var(--white);
}

.concept-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}

.concept-card {
  position: relative;
  background: var(--beige);
  border-top: 2px solid var(--beige2);
  transition: transform 0.2s;
  overflow: hidden;
  display: flex;
}
.concept-card:hover { transform: translateY(-4px); }

.concept-card-overlay {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2.8rem 2rem;
  min-height: 280px;
}

.concept-icon {
  font-size: 1.4rem;
  color: var(--accent);
  margin-bottom: 1.2rem;
}
.concept-card h3 {
  font-family: 'Noto Serif JP', serif;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--brown);
  margin-bottom: 1rem;
  letter-spacing: 0.06em;
}
.concept-card h3::after {
  content: '';
  display: block;
  width: 28px;
  height: 1px;
  background: var(--brown);
  opacity: 0.4;
  margin: 0.8rem auto 0;
}
.concept-card p {
  /* 改行位置はそのまま、文字だけわずかに縮めて
     フォント読み込み差（LINE内蔵ブラウザ等）による
     予期しない折り返しの余白を確保する */
  font-size: 0.8rem;
  line-height: 1.9;
  color: #5a4535;
}
/* 空行1つ分より狭い間隔をあける */
.concept-gap {
  display: block;
  margin-top: 0.7rem;
}
.concept-link {
  display: inline-block;
  margin-top: 1.2rem;
  font-size: 0.74rem;
  color: var(--brown);
  border-bottom: 1px solid var(--brown);
  padding-bottom: 0.1rem;
  transition: opacity 0.2s;
}
.concept-link:hover { opacity: 0.6; }

/* ===== Menu ===== */
.menu {
  padding: 7rem 0;
  background: var(--beige);
}

.menu-card {
  max-width: 680px;
  margin: 0 auto 1.5rem;
  background: var(--white);
  border: 1px solid var(--beige2);
  border-radius: 3px;
  overflow: hidden;
}

.menu-card-head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.1rem 0;
  padding: 0.95rem 1.6rem;
  background: var(--light);
  border-bottom: 1px solid var(--beige2);
}
.menu-card-head-stack .menu-card-sub { flex-basis: 100%; }
.menu-card-head h3 {
  font-family: 'Noto Serif JP', serif;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--brown);
  line-height: 1.5;
}
.menu-card-sub {
  font-family: 'Noto Serif JP', serif;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--brown);
  line-height: 1.5;
}

.menu-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.menu-item {
  padding: 1rem 1.6rem;
  border-top: 1px solid var(--beige2);
}
.menu-item:first-child { border-top: none; }

.menu-item-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1.2rem;
}
.menu-item-main {
  flex: 1;
  min-width: 0;
}
.menu-name {
  display: block;
  font-size: 0.9rem;
  color: var(--dark);
  line-height: 1.6;
}

.price {
  font-family: 'Noto Serif JP', serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--brown);
  white-space: nowrap;
}
.price-tbd {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 0.78rem;
  font-weight: 400;
  color: var(--gray);
}

.menu-desc {
  margin-top: 0.3rem;
  font-size: 0.75rem;
  color: var(--gray);
  letter-spacing: 0.03em;
  line-height: 1.75;
}
.price-col {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  flex-shrink: 0;
}
.menu-desc-strong {
  font-weight: 400;
}
.menu-length {
  margin-top: 0.25rem;
  font-size: 0.7rem;
  font-weight: 500;
  line-height: 1.6;
  color: var(--accent);
  letter-spacing: 0.03em;
  white-space: nowrap;
}
.menu-length { display: table; }
.ml-row { display: table-row; }
.ml-tag,
.ml-plus,
.ml-yen,
.ml-amt { display: table-cell; }
.ml-tag { padding-right: 0.35em; }
.ml-amt {
  text-align: right;
  font-variant-numeric: tabular-nums;
}
.menu-note {
  margin-top: 0.3rem;
  font-size: 0.7rem;
  color: var(--gray);
  letter-spacing: 0.03em;
  line-height: 1.7;
}

.menu-page-note {
  max-width: 680px;
  margin: -0.9rem auto 0;
  font-size: 0.72rem;
  color: var(--gray);
  text-align: right;
}
.menu-cat-note {
  max-width: 680px;
  margin: 1rem auto 0;
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--gray);
  text-align: center;
}
.menu-reserve {
  text-align: center;
  margin-top: 2.8rem;
}

/* ===== Reserve ===== */
.reserve {
  padding: 7rem 0;
  background: var(--beige);
}

.reserve-lead {
  text-align: center;
  font-size: 0.88rem;
  line-height: 2;
  color: #5a4535;
  margin-bottom: 2rem;
}
.line-reserve-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 2rem;
}
.btn-line {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--brown);
  color: #fff;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 1rem;
  font-weight: 500;
  padding: 0.85rem 2.5rem;
  border-radius: 6px;
  text-decoration: none;
  letter-spacing: 0.08em;
  transition: background 0.2s, opacity 0.2s;
}
.btn-line:hover { opacity: 0.85; }
/* 「24時間以内にご返信いたします。」と同じ体裁に揃える */
.line-note {
  display: block;
  /* 機種幅が変わっても常に1行に収まるよう、画面幅に応じて自動で縮む */
  font-size: clamp(0.58rem, 3.6vw, 0.8rem);
  color: var(--gray);
  letter-spacing: 0.04em;
  text-align: center;
  white-space: nowrap;
}
.reserve-divider {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.1rem;
}
.reserve-divider::before,
.reserve-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--brown);
  opacity: 0.35;
}
.reserve-divider span {
  font-size: 0.88rem;
  color: var(--brown);
  letter-spacing: 0.1em;
  white-space: nowrap;
}

.reserve-form-desc {
  font-size: clamp(0.6rem, 3.2vw, 0.78rem);
  color: var(--gray);
  text-align: center;
  line-height: 1.8;
  margin-bottom: 2rem;
  white-space: nowrap;
}

.reserve-form {
  max-width: 680px;
  margin: 0 auto;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.4rem;
  margin-bottom: 1.4rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1.4rem;
}
.form-row .form-group { margin-bottom: 0; }

.form-group label {
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  color: var(--brown);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.required {
  font-size: 0.65rem;
  background: var(--brown);
  color: var(--white);
  padding: 0.1rem 0.4rem;
  border-radius: 2px;
  letter-spacing: 0.05em;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 0.88rem;
  color: var(--dark);
  background: var(--white);
  border: 1px solid var(--beige2);
  border-radius: 2px;
  outline: none;
  transition: border-color 0.2s;
  appearance: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent);
}
.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238b6f55' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}
.form-group textarea { resize: vertical; }

.form-reply-note {
  font-size: 0.8rem;
  color: var(--gray);
  margin-bottom: 0.8rem;
  letter-spacing: 0.04em;
}

.form-submit {
  text-align: center;
  margin-top: 2rem;
}
.btn-submit {
  display: inline-block;
  padding: 0.95rem 3rem;
  background: var(--brown);
  color: var(--white);
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 0.88rem;
  letter-spacing: 0.14em;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.25s, transform 0.2s;
}
.btn-submit:hover {
  background: var(--accent);
  transform: translateY(-1px);
}

.reserve-thanks {
  max-width: 480px;
  margin: 0 auto;
  text-align: center;
  padding: 4rem 2rem;
  background: var(--white);
  border: 1px solid var(--beige2);
}
.thanks-icon {
  font-size: 1.8rem;
  color: var(--accent);
  margin-bottom: 1.2rem;
}
.reserve-thanks h3 {
  font-family: 'Noto Serif JP', serif;
  font-size: 1.2rem;
  margin-bottom: 1rem;
}
.reserve-thanks p {
  font-size: 0.86rem;
  line-height: 2;
  color: #5a4535;
}
.thanks-tel {
  margin-top: 1.2rem;
  font-size: 0.82rem !important;
}
.thanks-tel a {
  color: var(--brown);
  text-decoration: underline;
}

@media (max-width: 768px) {
  .form-row { grid-template-columns: 1fr; }
}

/* ===== Gallery ===== */
.gallery {
  padding: 7rem 0;
  background: var(--beige);
}

.gallery-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 1rem;
  height: 480px;
}

.gallery-item {
  overflow: hidden;
  border-radius: 2px;
}

.gallery-item--large {
  grid-row: 1 / 3;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.gallery-item:hover img {
  transform: scale(1.03);
}

@media (max-width: 768px) {
  .gallery-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    height: auto;
  }
  .gallery-item--large { grid-row: auto; }
  .gallery-item { height: 240px; }
}

/* ===== Info ===== */
.info {
  padding: 7rem 0;
  background: var(--white);
}

.info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.info-table {
  width: 100%;
  border-collapse: collapse;
}
.info-table th,
.info-table td {
  padding: 0.9rem 1rem;
  font-size: 0.86rem;
  border-bottom: 1px solid var(--beige2);
  vertical-align: top;
  line-height: 1.7;
}
.info-table th {
  width: 38%;
  color: var(--accent);
  font-weight: 500;
  letter-spacing: 0.05em;
  white-space: nowrap;
  /* 複数行の項目（営業時間・SNSなど）でも項目名を上下中央に置く */
  vertical-align: middle;
}
.info-table td a {
  color: var(--brown);
  text-decoration: underline;
}
/* SNSはアイコンを縦に並べ、右に説明を添える */
.sns-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.8rem;
}
.sns-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  column-gap: 0.7rem;
}
.info-table td .sns-list a {
  display: inline-flex;
  color: var(--brown);
  text-decoration: none;
  transition: opacity 0.2s;
}
.info-table td .sns-list a:hover { opacity: 0.6; }
.sns-list span {
  font-size: 0.74rem;
  line-height: 1.6;
  color: var(--gray);
}

/* 営業時間：曜日と時刻を2列に揃える。注記は火〜土にぶら下げる */
.info-hours {
  display: grid;
  grid-template-columns: max-content max-content;
  column-gap: 1.1rem;
  row-gap: 0.1rem;
}
.hours-note {
  grid-column: 2;
  margin-bottom: -0.1rem;
  font-size: 0.76rem;
  line-height: 1.35;
  color: var(--gray);
}

.info-map {
  height: 360px;
  border-radius: 2px;
  overflow: hidden;
  border: 1px solid var(--beige2);
}

/* ===== Footer ===== */
.footer {
  background: var(--dark);
  color: rgba(255,255,255,0.7);
  padding: 2.5rem 0;
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
}
.footer-body {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  text-align: center;
}
.footer-logo-img {
  height: 90px;
  width: auto;
  filter: brightness(0) invert(1);
  opacity: 0.85;
}
.footer-logo-sub {
  color: rgba(255,255,255,0.85);
  margin-top: 2px;
  font-size: 0.65rem;
  letter-spacing: 0.28em;
}
.footer-info {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.footer-addr {
  font-size: 0.78rem;
  margin-bottom: 0;
}
@media (max-width: 768px) {
  .footer-logo-img { height: 60px; }
}
.footer-copy {
  font-size: 0.7rem;
  color: rgba(255,255,255,0.4);
}

.header-right {
  display: none;
  align-items: center;
  gap: 0.6rem;
}

@media (max-width: 768px) {
  .header-right { display: flex; }
}

.header-insta {
  color: var(--dark);
  transition: color 0.2s;
  line-height: 0;
}
.header-insta:hover { color: var(--accent); }

.header-line {
  color: var(--dark);
  transition: color 0.2s;
  line-height: 0;
}
.header-line:hover { color: var(--accent); }

/* ===== Responsive ===== */
/* ===== Hamburger ===== */
.nav-toggle-input {
  display: none !important;
  position: absolute;
  width: 0;
  height: 0;
  opacity: 0;
}

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 26px;
  height: 18px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 200;
}
.hamburger span {
  display: block;
  height: 2px;
  background: var(--dark);
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.25s;
}
#nav-toggle:checked ~ .header-right .hamburger span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
#nav-toggle:checked ~ .header-right .hamburger span:nth-child(2) { opacity: 0; }
#nav-toggle:checked ~ .header-right .hamburger span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

@media (max-width: 768px) {
  .hamburger { display: flex; }

  .nav {
    display: none;
    position: absolute;
    top: 64px;
    right: 0;
    width: 200px;
    background: rgba(250,248,245,0.98);
    z-index: 150;
    border-top: 1px solid var(--beige2);
    box-shadow: 2px 4px 12px rgba(0,0,0,0.1);
  }
  #nav-toggle:checked ~ .nav { display: block; }
  .nav ul {
    flex-direction: column;
    gap: 0;
    text-align: left;
  }
  .nav ul li {
    border-bottom: 1px solid var(--beige2);
  }
  .nav a {
    display: block;
    padding: 0.9rem 1.6rem;
    font-size: 0.82rem;
    letter-spacing: 0.1em;
  }
  /* 文字数が多いので1行に収まるサイズに落とす */
  .nav a.nav-link-ext {
    font-size: 0.72rem;
    letter-spacing: 0.03em;
    white-space: nowrap;
  }

  .hero-title { font-size: 1.72rem; line-height: 1.5; font-weight: 500; }
  .hero-desc {
    font-size: 0.72rem;
    /* 写真の上に載るので、本文より少しだけ太くして沈まないようにする */
    font-weight: 500;
    text-shadow:
      0 0 6px rgba(255,255,255,0.9),
      0 0 10px rgba(255,255,255,0.75),
      0 0 16px rgba(255,255,255,0.6);
  }
  .hero { align-items: flex-end; }
  .hero-content {
    text-align: left;
    padding-bottom: 5rem;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
  }
  .hero-content .btn-reserve {
    margin-top: 2rem;
  }
  .concept-grid { grid-template-columns: 1fr; }
  .info-grid { grid-template-columns: 1fr; }
  .info-map { height: 260px; }

  .desktop-break { display: none; }

  /* SNSの説明文は他の項目より長いので、スマホでは項目名を上に出して
     行の横幅をいっぱいに使う */
  .menu-card-head { padding: 0.9rem 1.1rem; }
  .menu-item { padding: 0.95rem 1.1rem; }
  .menu-item-row { gap: 0.8rem; }
}