/* =========================================================
   Darts & Bar KNOT — スタイルシート
   黒基調 × ゴールド、モバイルファースト
   ========================================================= */

/* ---------- 変数 ---------- */
:root {
  --bg: #0b0b0d;
  --bg-panel: #121214;
  --bg-panel-2: #17171a;
  --gold: #c9a86a;
  --gold-bright: #e0c48c;
  --gold-dim: rgba(201, 168, 106, 0.35);
  --line: rgba(201, 168, 106, 0.28);
  --text: #f2ede3;
  --text-sub: #b9b2a4;
  --serif-latin: "Didot", "Bodoni MT", "Times New Roman", serif;
  --serif-jp: "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", "Noto Serif JP", serif;
  --sans: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic", "Noto Sans JP", -apple-system, "Segoe UI", sans-serif;
}

/* ---------- リセット ---------- */
* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

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

/* ---------- レイアウト ---------- */
.wrap {
  max-width: 640px;
  margin: 0 auto;
  padding: 0 20px;
}

section { margin: 0 0 12px; }

/* ---------- スキップリンク ---------- */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--gold);
  color: #000;
  padding: 8px 16px;
  z-index: 100;
}
.skip-link:focus { left: 0; }

/* ---------- 言語切替 ---------- */
.lang-switch {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(11, 11, 13, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}
.lang-switch__inner {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding: 10px 20px;
  max-width: 640px;
  margin: 0 auto;
}
.lang-switch__btn {
  appearance: none;
  background: transparent;
  border: 1px solid var(--gold-dim);
  color: var(--text-sub);
  font-family: var(--sans);
  font-size: 13px;
  letter-spacing: 0.08em;
  padding: 6px 14px;
  border-radius: 2px;
  cursor: pointer;
  min-height: 36px;
}
.lang-switch__btn:hover { border-color: var(--gold); color: var(--gold-bright); }
.lang-switch__btn:focus-visible,
a:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--gold-bright);
  outline-offset: 2px;
}
.lang-switch__btn.is-active {
  background: var(--gold);
  border-color: var(--gold);
  color: #14100a;
  font-weight: 700;
}

/* ---------- ファーストビュー ---------- */
.hero {
  text-align: center;
  padding: 56px 20px 40px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(ellipse 90% 60% at 50% -10%, rgba(201, 168, 106, 0.10), transparent 70%),
    var(--bg);
}
.hero__eyebrow {
  font-family: var(--serif-latin);
  color: var(--gold);
  font-size: 13px;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  text-indent: 0.42em;
}
.hero__logo {
  font-family: var(--serif-latin);
  font-weight: 400;
  color: var(--gold-bright);
  font-size: clamp(56px, 16vw, 84px);
  letter-spacing: 0.16em;
  text-indent: 0.16em;
  line-height: 1.1;
  margin: 6px 0 2px;
}
.hero__rule {
  display: flex;
  align-items: center;
  gap: 12px;
  justify-content: center;
  color: var(--gold);
  margin: 8px auto 14px;
  max-width: 300px;
}
.hero__rule::before,
.hero__rule::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--gold-dim);
}
.hero__rule span {
  font-family: var(--serif-latin);
  font-size: 14px;
  letter-spacing: 0.3em;
  text-indent: 0.3em;
  white-space: nowrap;
}
.hero__area {
  color: var(--text);
  font-size: 15px;
  letter-spacing: 0.12em;
}
.hero__type {
  color: var(--text-sub);
  font-size: 14px;
  letter-spacing: 0.14em;
  margin-top: 2px;
}
.hero__tagline {
  font-family: var(--serif-jp);
  color: var(--gold);
  font-size: 14px;
  letter-spacing: 0.22em;
  margin-top: 14px;
}
.hero__hours {
  color: var(--text-sub);
  font-size: 12.5px;
  margin-top: 16px;
  letter-spacing: 0.04em;
}
.hero__actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-top: 24px;
  flex-wrap: wrap;
}

/* ---------- ボタン ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 10px 22px;
  border: 1px solid var(--gold);
  border-radius: 2px;
  color: var(--gold-bright);
  text-decoration: none;
  font-size: 14.5px;
  letter-spacing: 0.1em;
  transition: background 0.2s, color 0.2s;
}
.btn:hover { background: rgba(201, 168, 106, 0.12); }
.btn--solid {
  background: var(--gold);
  color: #14100a;
  font-weight: 700;
}
.btn--solid:hover { background: var(--gold-bright); }
.btn--block { width: 100%; }
.btn--disabled {
  opacity: 0.45;
  pointer-events: none;
  border-style: dashed;
}

/* ---------- 見出し ---------- */
.section-heading {
  text-align: center;
  padding: 40px 0 4px;
}
.section-heading h1,
.section-heading h2 {
  font-family: var(--serif-jp);
  font-weight: 600;
  color: var(--gold-bright);
  font-size: 22px;
  letter-spacing: 0.1em;
  line-height: 1.5;
}
.section-heading .sub {
  color: var(--text-sub);
  font-size: 13px;
  margin-top: 6px;
  letter-spacing: 0.06em;
}
.section-title {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 36px 0 16px;
}
.section-title::before,
.section-title::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line);
}
.section-title h2 {
  font-family: var(--serif-jp);
  font-weight: 600;
  color: var(--gold-bright);
  font-size: 19px;
  letter-spacing: 0.14em;
  white-space: nowrap;
}

/* ---------- 注意書き ---------- */
.notice {
  border: 1px solid var(--line);
  background: var(--bg-panel);
  padding: 14px 18px;
  margin: 20px 0 8px;
  color: var(--text-sub);
  font-size: 13.5px;
  border-radius: 2px;
}

/* ---------- 料金カード ---------- */
.pricing {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}
.pricing__card {
  border: 1px solid var(--line);
  background: var(--bg-panel);
  border-radius: 2px;
  padding: 18px 20px;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.pricing__label {
  color: var(--text);
  font-size: 15px;
  letter-spacing: 0.06em;
}
.pricing__note {
  display: block;
  color: var(--text-sub);
  font-size: 12.5px;
  margin-top: 2px;
}
.pricing__value {
  font-family: var(--serif-latin);
  color: var(--gold-bright);
  font-size: 30px;
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.pricing__unit {
  color: var(--text-sub);
  font-size: 13px;
  font-family: var(--sans);
}
.pricing__footnote {
  color: var(--text-sub);
  font-size: 13px;
  margin-top: 10px;
}

/* ---------- メニュー ---------- */
.menu-tax-note {
  text-align: center;
  color: var(--text-sub);
  font-size: 13px;
  margin-bottom: 14px;
  letter-spacing: 0.08em;
}
.menu-category {
  border: 1px solid var(--line);
  border-radius: 2px;
  background: var(--bg-panel);
  margin-bottom: 10px;
}
.menu-category__summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 15px 18px;
  min-height: 48px;
  user-select: none;
}
.menu-category__summary::-webkit-details-marker { display: none; }
.menu-category__title {
  font-family: var(--serif-jp);
  color: var(--gold-bright);
  font-size: 16.5px;
  letter-spacing: 0.1em;
  font-weight: 600;
}
.menu-category__marker {
  flex: none;
  width: 10px;
  height: 10px;
  border-right: 1.5px solid var(--gold);
  border-bottom: 1.5px solid var(--gold);
  transform: rotate(45deg);
  transition: transform 0.2s;
  margin-top: -4px;
}
details[open] > .menu-category__summary .menu-category__marker {
  transform: rotate(225deg);
  margin-top: 4px;
}
.menu-category__body {
  padding: 2px 18px 16px;
  border-top: 1px solid rgba(201, 168, 106, 0.14);
}
.menu-list { list-style: none; }
.menu-item {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 9px 0;
}
.menu-item + .menu-item { border-top: 1px dotted rgba(201, 168, 106, 0.15); }
.menu-item__name {
  font-size: 15px;
  letter-spacing: 0.03em;
}
.menu-item__dots { flex: 1; }
.menu-item__price {
  font-family: var(--serif-latin);
  color: var(--gold-bright);
  font-size: 16px;
  white-space: nowrap;
  text-align: right;
  min-width: 64px;
}
.menu-group__label {
  color: var(--gold);
  font-size: 13.5px;
  letter-spacing: 0.1em;
  margin: 14px 0 4px;
}
.menu-group__items {
  color: var(--text);
  font-size: 14.5px;
  line-height: 2;
}
.menu-category__note {
  color: var(--text-sub);
  font-size: 12.5px;
  margin-top: 10px;
}

/* ---------- 店舗情報 ---------- */
.info-table {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--line);
  background: var(--bg-panel);
  font-size: 14.5px;
}
.info-table th,
.info-table td {
  padding: 13px 16px;
  border-bottom: 1px solid rgba(201, 168, 106, 0.14);
  text-align: left;
  vertical-align: top;
}
.info-table tr:last-child th,
.info-table tr:last-child td { border-bottom: none; }
.info-table th {
  color: var(--gold);
  font-weight: 600;
  white-space: nowrap;
  width: 34%;
  letter-spacing: 0.06em;
}
.hours-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.hours-table th,
.hours-table td { padding: 3px 0; text-align: left; font-weight: 400; }
.hours-table th { color: var(--text); white-space: nowrap; width: 42%; }
.hours-table td { color: var(--text-sub); }

/* ---------- アクセス ---------- */
.access-buttons {
  display: grid;
  gap: 12px;
  margin-top: 6px;
}
.contact-note {
  color: var(--text-sub);
  font-size: 13.5px;
  text-align: center;
  border: 1px dashed var(--gold-dim);
  padding: 12px 16px;
  border-radius: 2px;
}

/* ---------- フッター ---------- */
footer {
  margin-top: 48px;
  border-top: 1px solid var(--line);
  text-align: center;
  padding: 32px 20px 40px;
  color: var(--text-sub);
  font-size: 12.5px;
}
.footer__logo {
  font-family: var(--serif-latin);
  color: var(--gold);
  font-size: 22px;
  letter-spacing: 0.22em;
  text-indent: 0.22em;
  margin-bottom: 4px;
}
.footer__sub { letter-spacing: 0.06em; }
.footer__copyright { margin-top: 14px; opacity: 0.7; }

/* ---------- noscript ---------- */
.noscript-warning {
  background: var(--gold);
  color: #14100a;
  text-align: center;
  padding: 10px 16px;
  font-size: 14px;
}

/* ---------- タブレット以上 ---------- */
@media (min-width: 600px) {
  body { font-size: 16.5px; }
  .pricing { grid-template-columns: 1fr 1fr 1fr; }
  .pricing__card { display: block; text-align: center; }
  .pricing__value { display: block; margin-top: 6px; }
  .access-buttons { grid-template-columns: 1fr 1fr; }
  .access-buttons .btn:first-child { grid-column: 1 / -1; }
}

/* ---------- モーション低減設定 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}