/* WANGUN OG サイト (apps/web/site) の共通変数に合わせた暗色テーマ。
   値は post-7.css の :root と Booking ページの本文コンテナ (#1C1F25) から取っている。
   埋め込み先の CSS は Shadow DOM に届かないので、ここで同じ値を持つ */
:host {
  --pb-bg: #1c1f25;
  --pb-surface: #0e1116;
  --pb-surface-2: #07080a;
  --pb-ink: #e9f3f1;
  --pb-muted: #9fb1bc;
  --pb-accent: #00ffd7;
  --pb-accent-2: #2dd4bf;
  --pb-line: #28323b;
  --pb-danger: #ff6b6b;
  --pb-radius: 22px;
  --pb-font: Inter, Roboto, system-ui, -apple-system, "Segoe UI", "Noto Sans", sans-serif;
  --pb-font-display: "CHI_SpeedyRight", Orbitron, Helvetica, sans-serif;
  display: block;
  /* 画面幅ではなく埋め込み先の実幅でレイアウトを切り替える。狭いコンテナに置かれても崩れない */
  container: booking / inline-size;
  color: var(--pb-ink);
  font-family: var(--pb-font);
  font-size: 15px;
  line-height: 1.6;
  color-scheme: dark;
  -webkit-font-smoothing: antialiased;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
.pb-shell { max-width: var(--pb-max-width, none); margin: 0 auto; padding: clamp(20px, 4vw, 44px); background: var(--pb-bg); border: 1px solid var(--pb-line); border-radius: var(--pb-radius); box-shadow: 0 18px 48px rgba(0, 0, 0, .45); }
.pb-header { margin-bottom: 26px; text-align: center; }
.pb-kicker { margin: 0 0 6px; color: var(--pb-accent-2); font-size: 12px; font-weight: 800; letter-spacing: .2em; }
h1 { margin: 0; font-family: var(--pb-font-display); font-style: italic; font-weight: normal; font-size: clamp(28px, 4.5vw, 44px); line-height: 1.1; color: #fff; }
h2, h3 { font-family: Helvetica, var(--pb-font); }
h3 { margin: 14px 0 4px; font-size: 14px; color: var(--pb-accent-2); letter-spacing: .04em; }
.pb-muted, .pb-secure { color: var(--pb-muted); }
.pb-muted { font-size: 14px; }
/* 中身が無い案内文や明細の枠が、グリッドの gap だけを残して余白を作らないようにする */
.pb-muted:empty, #pb-addon-lines:empty { display: none; }
.pb-muted p { margin: 4px 0; }
form, label { display: grid; gap: 8px; }
form { gap: 20px; }
label { font-size: 14px; font-weight: 700; color: var(--pb-ink); }
legend { padding: 0 8px; font-family: var(--pb-font-display); font-style: italic; font-weight: normal; font-size: 20px; color: #fff; }
input, select, textarea, button { width: 100%; border-radius: 12px; font: inherit; }
input, select, textarea { min-height: 48px; border: 1px solid var(--pb-line); background: var(--pb-surface); color: var(--pb-ink); padding: 12px 14px; font-weight: 500; }
select option { background: var(--pb-surface); color: var(--pb-ink); }
input::placeholder { color: #66737c; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--pb-accent); box-shadow: 0 0 0 3px rgba(0, 255, 215, .18); }
label, .pb-field, .pb-grid > *, .pb-main > *, .pb-overview > * { min-width: 0; }
select { max-width: 100%; text-overflow: ellipsis; }
.pb-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.pb-phone { grid-template-columns: minmax(0, 2fr) minmax(0, 3fr); }
.pb-section { display: grid; gap: 16px; min-width: 0; margin: 0; padding: 20px; background: rgba(7, 8, 10, .35); border: 1px solid var(--pb-line); border-radius: 18px; }

.pb-layout { display: grid; gap: 20px; }
.pb-main, .pb-aside { display: grid; gap: 20px; align-content: start; min-width: 0; }
.pb-sticky { display: grid; gap: 14px; }
.pb-overview { display: grid; gap: 16px; }
.pb-overview-text { display: grid; gap: 8px; align-content: start; }
.pb-summary-title { margin: 0; font-family: var(--pb-font-display); font-style: italic; font-weight: normal; font-size: 22px; color: #fff; }
.pb-summary { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 6px 14px; margin: 0; padding-bottom: 14px; border-bottom: 1px solid var(--pb-line); font-size: 14px; }
.pb-summary dt { color: var(--pb-muted); }
.pb-summary dd { margin: 0; text-align: end; color: var(--pb-ink); font-weight: 600; overflow-wrap: anywhere; }
.pb-date-field { position: relative; }
.pb-field { display: grid; gap: 8px; align-content: start; }
.pb-label { font-size: 14px; font-weight: 700; color: var(--pb-ink); }
.pb-date-button { display: flex; align-items: center; justify-content: space-between; min-height: 48px; padding: 12px 14px; border: 1px solid var(--pb-line); border-radius: 12px; background: var(--pb-surface); color: #66737c; font-weight: 500; text-align: start; }
.pb-date-button::after { content: ""; width: 18px; height: 18px; flex: none; background: currentColor; -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Crect x='3' y='5' width='18' height='16' rx='2'/%3E%3Cpath d='M3 10h18M8 3v4M16 3v4'/%3E%3C/svg%3E") center / contain no-repeat; mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Crect x='3' y='5' width='18' height='16' rx='2'/%3E%3Cpath d='M3 10h18M8 3v4M16 3v4'/%3E%3C/svg%3E") center / contain no-repeat; color: var(--pb-accent-2); }
.pb-date-button.has-value { color: var(--pb-ink); }
.pb-date-button:hover, .pb-date-button[aria-expanded="true"] { transform: none; box-shadow: none; border-color: var(--pb-accent); }
.pb-calendar { width: min(100%, 380px); padding: 14px; border: 1px solid var(--pb-line); border-radius: 16px; background: var(--pb-surface); box-shadow: 0 18px 48px rgba(0, 0, 0, .45); }
.pb-cal-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 10px; color: #fff; }
.pb-cal-nav { width: 36px; height: 36px; min-height: 0; padding: 0; border: 1px solid var(--pb-line); background: transparent; color: var(--pb-ink); font-size: 20px; }
.pb-cal-nav:hover:not(:disabled) { border-color: var(--pb-accent); color: var(--pb-accent); transform: none; box-shadow: none; }
.pb-cal-grid { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 4px; text-align: center; }
.pb-cal-dow { padding: 4px 0; color: var(--pb-muted); font-size: 12px; font-weight: 700; }
.pb-cal-day { aspect-ratio: 1; min-height: 0; padding: 0; border: 1px solid transparent; border-radius: 10px; background: rgba(45, 212, 191, .1); color: var(--pb-ink); font-weight: 700; font-size: 14px; }
.pb-cal-day:hover:not(:disabled) { border-color: var(--pb-accent); transform: none; box-shadow: none; }
.pb-cal-day:disabled { background: transparent; color: #4a555d; font-weight: 400; opacity: 1; cursor: default; }
.pb-cal-day.is-selected { background: linear-gradient(90deg, var(--pb-accent), var(--pb-accent-2)); color: #052a24; }
.pb-dob-row { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.6fr) minmax(0, 1.2fr); gap: 8px; }
.pb-tours { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 12px; }
.pb-tour { position: relative; display: grid; gap: 0; grid-template-rows: auto 1fr; overflow: hidden; border: 1px solid var(--pb-line); border-radius: 16px; background: var(--pb-surface); cursor: pointer; font-weight: 500; transition: border-color .2s, box-shadow .2s, transform .2s; }
.pb-tour:hover { transform: translateY(-2px); border-color: var(--pb-accent-2); }
.pb-tour input { position: absolute; opacity: 0; pointer-events: none; }
.pb-tour:has(input:checked) { border-color: var(--pb-accent); box-shadow: 0 0 0 1px var(--pb-accent), 0 0 22px rgba(0, 255, 215, .28); }
.pb-tour:has(input:focus-visible) { outline: 2px solid var(--pb-accent); outline-offset: 3px; }
.pb-tour-media { display: block; aspect-ratio: 3 / 2; background: var(--pb-surface-2); }
.pb-tour-media img { display: block; width: 100%; height: 100%; object-fit: cover; filter: contrast(1.05) saturate(1.05) brightness(.92); }
.pb-tour-body { display: grid; gap: 4px; padding: 10px 12px 12px; }
.pb-tour { min-width: 0; }
/* "(STI,EVO,R34,Chaser)" のような区切りの無い商品名がカード幅を押し広げないよう、どこでも折り返す */
.pb-tour-name { font-size: 13px; font-weight: 700; line-height: 1.35; color: var(--pb-ink); overflow-wrap: anywhere; }
.pb-tour-meta { font-size: 12px; color: var(--pb-accent-2); overflow-wrap: anywhere; }

.pb-product-name { margin: 6px 0 0; font-size: clamp(20px, 3vw, 26px); line-height: 1.25; color: #fff; }
.pb-gallery { display: grid; gap: 8px; }
.pb-gallery-main { position: relative; margin: 0; overflow: hidden; border-radius: 16px; background: var(--pb-surface-2); aspect-ratio: 3 / 2; }
.pb-gallery-main img { display: block; width: 100%; height: 100%; object-fit: contain; }
.pb-gallery-nav { position: absolute; top: 50%; width: 44px; height: 44px; min-height: 0; padding: 0; border: 1px solid rgba(255, 255, 255, .18); border-radius: 50%; transform: translateY(-50%); background: rgba(6, 13, 15, .7); color: #fff; font-size: 26px; line-height: 1; }
.pb-gallery-nav:hover { border-color: var(--pb-accent); color: var(--pb-accent); transform: translateY(-50%); box-shadow: none; }
.pb-prev { left: 10px; }
.pb-next { right: 10px; }
.pb-gallery-main figcaption { position: absolute; right: 10px; bottom: 10px; padding: 2px 10px; border-radius: 999px; background: rgba(6, 13, 15, .75); color: var(--pb-ink); font-size: 12px; }
.pb-gallery-thumbs { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 4px; scrollbar-color: var(--pb-line) transparent; }
.pb-thumb { flex: none; width: 72px; height: 54px; min-height: 0; padding: 0; overflow: hidden; border: 2px solid transparent; border-radius: 10px; background: var(--pb-surface-2); opacity: .7; }
.pb-thumb:hover { opacity: 1; transform: none; box-shadow: none; }
.pb-thumb img { display: block; width: 100%; height: 100%; object-fit: cover; }
.pb-thumb.is-active { border-color: var(--pb-accent); opacity: 1; }

.pb-info { font-size: 14px; }
.pb-info p { margin: 0 0 6px; }
.pb-info ul { margin: 0; padding-inline-start: 20px; color: var(--pb-muted); }
.pb-meta { font-weight: 700; color: var(--pb-accent-2); }
details summary { cursor: pointer; color: var(--pb-accent); font-weight: 700; }

.pb-participants { display: grid; gap: 10px; }
.pb-stepper { display: flex; align-items: center; justify-content: space-between; gap: 16px; font-weight: 700; }
.pb-stepper-controls { display: flex; align-items: center; gap: 12px; }
.pb-stepper button { width: 40px; height: 40px; min-height: 0; padding: 0; border: 1px solid var(--pb-accent-2); border-radius: 50%; background: transparent; color: #dff8f4; font-size: 20px; line-height: 1; }
.pb-stepper button:hover:not(:disabled) { background: rgba(45, 212, 191, .12); transform: none; box-shadow: none; }
.pb-stepper output { min-width: 24px; text-align: center; font-size: 18px; }

.pb-check { display: flex; align-items: flex-start; gap: 10px; font-weight: 500; }
.pb-check input { width: 18px; height: 18px; min-height: 0; margin: 3px 0 0; padding: 0; flex: none; accent-color: var(--pb-accent-2); }
a { color: var(--pb-accent-2); text-decoration: none; }
a:hover { color: var(--pb-accent); text-decoration: underline; }

.pb-checkout { background: var(--pb-surface); }
.pb-row { display: flex; justify-content: space-between; gap: 16px; font-size: 16px; }
.pb-total { display: flex; justify-content: space-between; align-items: baseline; padding-top: 16px; border-top: 1px solid var(--pb-line); font-size: 18px; }
.pb-total strong { font-size: 30px; color: var(--pb-accent); text-shadow: 0 0 20px rgba(0, 255, 215, .35); }

/* サイトの .btn.primary (ピル型・シアンのグラデーション・暗い文字) に揃える */
button { min-height: 44px; border: 0; padding: 14px 22px; border-radius: 999px; background: linear-gradient(90deg, var(--pb-accent), var(--pb-accent-2)); color: #052a24; font-weight: 800; cursor: pointer; transition: transform .2s, box-shadow .2s, opacity .2s; }
button:hover { transform: translateY(-2px); box-shadow: 0 10px 26px rgba(0, 0, 0, .25); }
button:disabled { cursor: not-allowed; opacity: .4; transform: none; box-shadow: none; }
#pb-submit { justify-self: center; width: min(100%, 420px); padding: 16px 28px; font-size: 17px; letter-spacing: .02em; }
#pb-submit:disabled { cursor: wait; }
.pb-error { padding: 14px 16px; border: 1px solid var(--pb-danger); border-radius: 12px; background: rgba(255, 107, 107, .1); color: #ffd4d4; }
#pb-quote-error { color: #ffb4b4; }
.pb-secure { margin: -8px 0 0; text-align: center; font-size: 12px; }
.pb-trap { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

@media (max-width: 720px) {
  /* スマホは外枠・各欄・ページの余白が三重に重なって狭くなるので、外枠の枠線と余白を外す */
  .pb-shell { padding: 20px 0 8px; border: 0; border-radius: 0; background: transparent; box-shadow: none; }
  .pb-header { margin-bottom: 18px; }
  form { gap: 16px; }
  .pb-section { gap: 14px; padding: 16px 14px; border-radius: 14px; }
  legend { font-size: 18px; line-height: 1.2; }
  .pb-phone { grid-template-columns: 1fr; }
  .pb-tours { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .pb-tour-body { padding: 8px 10px 10px; }
  .pb-tour-name { font-size: 12.5px; }
  .pb-stepper span:first-child { font-size: 14px; }
  .pb-total strong { font-size: 26px; }
}

/* PC: 商品カードを 1 段に並べ、入力と料金サマリーを 2 カラムにする */
@container booking (min-width: 960px) {
  .pb-shell { padding: 36px 40px; }
  .pb-tours { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  /* 右カラムは左と同じ高さまで伸ばし、その中でサマリーを sticky にする。start にすると追従しない */
  .pb-layout { grid-template-columns: minmax(0, 1fr) 360px; align-items: stretch; gap: 28px; }
  .pb-sticky { position: sticky; top: 24px; }
  .pb-overview { grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 24px; align-items: start; }
  .pb-when { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
  /* カレンダーは日付ボタンの下に重ねて出し、入力欄の並びを押し下げない */
  .pb-calendar { position: absolute; top: 100%; inset-inline-start: 0; z-index: 20; width: 360px; margin-top: 6px; }
  #pb-submit { width: 100%; }
}
@container booking (min-width: 1180px) {
  .pb-tours { grid-template-columns: repeat(7, minmax(0, 1fr)); }
  .pb-tour-name { font-size: 12.5px; }
  .pb-layout { grid-template-columns: minmax(0, 1fr) 400px; gap: 32px; }
}
@container booking (min-width: 1600px) {
  .pb-shell { padding: 40px 48px; }
  .pb-layout { grid-template-columns: minmax(0, 1fr) 440px; gap: 40px; }
  .pb-overview { grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 32px; }
  .pb-tour-name { font-size: 14px; }
  .pb-tour-meta { font-size: 13px; }
}

/* 現地払いのある商品は、決済直前にも追加料金を見落とさないようにする。 */
.pb-payment-notice { padding: 14px; border: 1px solid var(--line, #28323b); border-radius: 10px; line-height: 1.6; }

/* 多言語: 長い文言と RTL でもフォーム幅・数字・ギャラリー操作を保つ。 */
.pb-language{display:flex;align-items:center;gap:12px;max-width:360px;margin-block:20px}
.pb-language select{flex:1;min-width:0}
:host{overflow-wrap:anywhere}
:host([dir="rtl"]) .pb-gallery-main{direction:ltr}
:host([dir="rtl"]) .pb-tour,:host([dir="rtl"]) .pb-summary{text-align:start}
.pb-dob-row select,.pb-phone input{min-width:0}
input[type="email"],input[type="tel"]{direction:ltr;text-align:start}