/* ============ 搭乗の予約：航空会社の予約画面のような、白いカードに紺の文字 ============ */
.rv { --rv-ink: #1b2a4e; --rv-sub: #5b6782; --rv-line: #cfd5e2; --rv-soft: #eef1f7; --rv-acc: #ffc83d; --rv-sel: #d7def0; }
.rv-hero { margin: 4px 0 18px; }
.rv-hero h2 { margin: 0; font-size: 22px; }
.rv-hero h2 small { margin-left: 8px; font-family: var(--mono); font-size: 12px; letter-spacing: .2em; color: var(--muted); }
.rv-hero p { margin: 6px 0 0; font-size: 13px; color: var(--muted); }
.rv-card { position: relative; display: grid; grid-template-columns: 64px 1fr; max-width: 1080px; color: var(--rv-ink); }
.rv-area { display: flex; flex-direction: column; gap: 6px; padding-top: 18px; }
.rv-area button {
  display: flex; flex-direction: column; align-items: center; gap: 4px; padding: 12px 0; border: 0; border-radius: 12px 0 0 12px; cursor: pointer;
  font-size: 12px; font-weight: 700; color: #fff; background: #5b6272;
}
.rv-area button svg { width: 26px; height: 26px; }
.rv-area button.on { color: var(--rv-ink); background: #fff; box-shadow: inset 4px 0 0 var(--rv-ink); }
.rv-main { padding: 22px 30px 30px; border-radius: 16px; background: #fff; box-shadow: 0 10px 30px rgba(0, 0, 0, .35); min-height: 420px; }
.rv-tabs { display: flex; gap: 28px; border-bottom: 1px solid var(--rv-line); margin-bottom: 20px; }
.rv-tabs span { padding: 8px 2px 10px; font-size: 15px; font-weight: 700; color: var(--rv-sub); }
.rv-tabs span.on { color: var(--rv-ink); box-shadow: inset 0 -3px 0 var(--rv-ink); }
.rv-body { display: flex; flex-direction: column; gap: 16px; }

/* 往復／片道 */
.rv-seg { align-self: center; display: flex; padding: 3px; border-radius: 99px; background: var(--rv-soft); }
.rv-seg button { min-width: 84px; padding: 6px 18px; border: 0; border-radius: 99px; background: none; font-weight: 700; color: var(--rv-ink); cursor: pointer; }
.rv-seg button.on { background: var(--rv-sel); box-shadow: inset 0 0 0 1px var(--rv-ink); }

/* 出発地・到着地など（丸い入れ物） */
.rv-row { display: grid; gap: 14px; }
.rv-row.od { grid-template-columns: 1fr auto 1fr; align-items: end; }
.rv-row.two { grid-template-columns: 1fr 1fr; }
.rv-field { position: relative; }
.rv-pill {
  width: 100%; display: flex; flex-direction: column; align-items: flex-start; gap: 6px; padding: 0; border: 0; background: none; cursor: pointer; text-align: left; color: var(--rv-ink);
}
.rv-pill small { font-size: 14px; font-weight: 700; }
.rv-pill span { display: flex; align-items: center; gap: 10px; width: 100%; min-height: 58px; padding: 0 22px; border-radius: 99px; border: 1px solid #9aa3b8; font-size: 15px; font-weight: 700; background: #fff; }
.rv-pill.empty span { color: #8a93a8; font-weight: 500; }
.rv-pill:hover span { border-color: var(--rv-ink); }
.rv-plane { width: 24px; height: 18px; fill: var(--rv-ink); flex: none; }
.rv-pill.empty .rv-plane { fill: #9aa3b8; }
.rv-swap { width: 44px; height: 44px; margin-bottom: 7px; border-radius: 50%; border: 1px solid #9aa3b8; background: #fff; font-size: 18px; color: var(--rv-ink); cursor: pointer; }
.rv-swap:hover { border-color: var(--rv-ink); background: var(--rv-soft); }

/* 選ぶ一覧（ふきだし） */
.rv-pop { position: absolute; left: 0; top: calc(100% + 8px); z-index: 20; width: min(460px, 100%); border-radius: 14px; background: #fff; box-shadow: 0 12px 34px rgba(20, 30, 60, .28); overflow: hidden; }
.rv-pop.list { width: min(340px, 100%); }
.rv-pop-t { display: flex; justify-content: center; position: relative; padding: 16px; font-weight: 700; font-size: 17px; border-bottom: 1px solid var(--rv-line); }
.rv-pop-t button { position: absolute; right: 12px; top: 10px; border: 0; background: none; font-size: 20px; cursor: pointer; color: var(--rv-sub); }
.rv-pop.list > button { display: block; width: 100%; padding: 14px 24px; border: 0; border-bottom: 1px solid var(--rv-soft); background: #fff; text-align: left; font-size: 15px; color: var(--rv-ink); cursor: pointer; }
.rv-pop.list > button.on { font-weight: 700; background: var(--rv-soft); }
.rv-pop.list > button:hover { background: var(--rv-soft); }
.rv-pop-tabs { display: grid; grid-template-columns: repeat(3, 1fr); border-bottom: 1px solid var(--rv-line); }
.rv-pop-tabs button { padding: 14px 0 12px; border: 0; background: none; font-size: 15px; color: var(--rv-sub); cursor: pointer; }
.rv-pop-tabs button.on { color: var(--rv-ink); font-weight: 700; box-shadow: inset 0 -3px 0 var(--rv-acc); }
.rv-pop-list { max-height: 360px; overflow-y: auto; padding: 6px 22px 14px; }
.rv-pop-h { display: block; margin: 12px 0 2px; font-size: 16px; }
.rv-acc > button { display: flex; justify-content: space-between; align-items: center; width: 100%; padding: 16px 8px; border: 0; border-bottom: 1px solid var(--rv-line); background: none; font-size: 15px; font-weight: 700; color: var(--rv-ink); cursor: pointer; }
.rv-acc > button i { width: 9px; height: 9px; border-right: 2px solid #6b7488; border-bottom: 2px solid #6b7488; transform: rotate(45deg); transition: transform .2s; }
.rv-acc.open > button i { transform: rotate(-135deg); }
.rv-acc-body { display: none; padding: 6px 0 10px; }
.rv-acc.open .rv-acc-body { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.rv-acc-body button { display: flex; justify-content: space-between; padding: 10px 12px; border: 1px solid var(--rv-line); border-radius: 10px; background: #fff; font-size: 14px; color: var(--rv-ink); cursor: pointer; }
.rv-acc-body button em { font-style: normal; font-family: var(--mono); font-size: 12px; color: var(--rv-sub); }
.rv-acc-body button:hover { border-color: var(--rv-ink); }
.rv-acc-body button.on { background: var(--rv-sel); border-color: var(--rv-ink); font-weight: 700; }
.rv-acc-body button:disabled { opacity: .35; cursor: default; }

/* 日付と時間帯（灰色の箱） */
.rv-date { display: flex; flex-direction: column; gap: 10px; padding: 18px 20px; border-radius: 16px; background: #eff1f4; }
.rv-date b { font-size: 15px; }
.rv-date input, .rv-date select, .rv-in input, .rv-in select {
  min-height: 52px; padding: 0 20px; border-radius: 99px; border: 1px solid #9aa3b8; background: #fff; font: inherit; font-size: 15px; font-weight: 700; color: var(--rv-ink);
}
.rv-date select { min-height: 42px; font-weight: 500; }
.rv-date.off { opacity: .45; }
.rv-in { display: flex; flex-direction: column; gap: 6px; }
.rv-in small { font-size: 14px; font-weight: 700; }
.rv-in input::placeholder { color: #8a93a8; font-weight: 500; }
.rv-msg { margin: 0; min-height: 1em; font-size: 13px; font-weight: 700; color: #c0392b; text-align: center; }
.rv-go {
  align-self: center; min-width: 320px; padding: 16px 40px; border: 0; border-radius: 99px; cursor: pointer;
  font-size: 17px; font-weight: 800; letter-spacing: .1em; color: #1c2230; background: var(--rv-acc); box-shadow: 0 6px 16px rgba(200, 150, 30, .35);
}
.rv-go:hover { filter: brightness(1.05); }

/* 検索の結果 */
.rv-rhead { display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px 16px; padding-bottom: 12px; border-bottom: 1px solid var(--rv-line); }
.rv-rhead button { border: 0; background: none; color: var(--rv-sub); font-weight: 700; cursor: pointer; padding: 0; }
.rv-rhead b { font-size: 18px; }
.rv-rhead span { font-size: 13px; color: var(--rv-sub); }
.rv-results { display: flex; flex-direction: column; gap: 10px; }
.rv-flight {
  display: grid; grid-template-columns: 1.1fr 1.3fr .8fr auto; align-items: center; gap: 16px; padding: 16px 22px; border: 1px solid var(--rv-line); border-radius: 14px;
  background: #fff; color: var(--rv-ink); cursor: pointer; text-align: left;
}
.rv-flight:hover { border-color: var(--rv-ink); background: #f7f9fc; }
.rv-flight .t { display: flex; align-items: baseline; gap: 10px; font-family: var(--mono); }
.rv-flight .t b { font-size: 24px; }
.rv-flight .t i { font-style: normal; color: var(--rv-sub); }
.rv-flight .c b { display: block; font-size: 15px; }
.rv-flight .c small { font-size: 12px; color: var(--rv-sub); }
.rv-flight .s { font-size: 22px; font-weight: 800; color: #2e7d4f; text-align: center; }
.rv-flight .s.few { color: #c77a12; }
.rv-flight .s small { display: block; font-size: 11px; font-weight: 500; }
.rv-flight .go { padding: 10px 20px; border-radius: 99px; background: var(--rv-ink); color: #fff; font-weight: 700; font-size: 14px; }
.rv-empty { padding: 30px; text-align: center; color: var(--rv-sub); }

/* 確認 */
.rv-confirm { display: flex; flex-direction: column; gap: 14px; }
.rv-leg { padding: 14px 20px; border-radius: 14px; background: var(--rv-soft); }
.rv-leg small { display: inline-block; padding: 2px 10px; border-radius: 99px; background: var(--rv-ink); color: #fff; font-size: 12px; font-weight: 700; }
.rv-leg b { display: block; margin-top: 6px; font-size: 18px; }
.rv-leg span { font-size: 14px; color: var(--rv-sub); }
.rv-confirm dl { margin: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 10px 20px; }
.rv-confirm dt { font-size: 12px; color: var(--rv-sub); }
.rv-confirm dd { margin: 2px 0 0; font-size: 15px; font-weight: 700; }
.rv-note { margin: 0; font-size: 13px; color: var(--rv-sub); }

/* 飛行時間を自由に入力 */
.rv-free { display: flex; align-items: center; gap: 8px; margin-top: 4px; }
.rv-free input { width: 96px; min-height: 44px; padding: 0 14px; border-radius: 99px; border: 1px solid #9aa3b8; font: inherit; font-size: 16px; font-weight: 700; color: var(--rv-ink); text-align: center; }
.rv-free i { font-style: normal; font-weight: 700; }
.rv-flight .t sup { font-size: 11px; color: #c0392b; }

/* 進みぐあい（① 便 → ② 座席 → ③ 確認 → ④ 搭乗券） */
.rv-steps { display: flex; gap: 6px; margin: 4px 0 2px; }
.rv-steps span { flex: 1; padding: 8px 0; border-radius: 99px; text-align: center; font-size: 13px; font-weight: 700; color: var(--rv-sub); background: var(--rv-soft); }
.rv-steps span.done { color: #fff; background: #8a94ab; }
.rv-steps span.on { color: #fff; background: var(--rv-ink); }

/* 座席指定のカード */
.rv-seats { display: flex; flex-direction: column; gap: 10px; }
.rv-seatcard { display: grid; grid-template-columns: 1.4fr 1fr auto; align-items: center; gap: 16px; padding: 16px 22px; border: 1px solid var(--rv-line); border-radius: 14px; }
.rv-sc-l small { display: inline-block; padding: 2px 10px; border-radius: 99px; background: var(--rv-ink); color: #fff; font-size: 12px; font-weight: 700; }
.rv-sc-l b { display: block; margin-top: 6px; font-family: var(--mono); font-size: 18px; }
.rv-sc-l span { font-size: 13px; color: var(--rv-sub); }
.rv-sc-seat small { display: block; font-size: 12px; color: var(--rv-sub); }
.rv-sc-seat b { font-family: var(--mono); font-size: 30px; line-height: 1.1; }
.rv-sc-seat span { display: block; font-size: 12px; color: var(--rv-sub); }
.rv-sc-go { padding: 12px 22px; border: 1px solid var(--rv-ink); border-radius: 99px; background: #fff; color: var(--rv-ink); font-weight: 700; cursor: pointer; }
.rv-sc-go:hover { background: var(--rv-soft); }
.rv-seatno { font-family: var(--mono); color: var(--rv-ink); }

@media (max-width: 760px) {
  .rv-seatcard { grid-template-columns: 1fr auto; }
  .rv-sc-go { grid-column: 1 / -1; }
  .rv-card { grid-template-columns: 1fr; }
  .rv-area { flex-direction: row; padding: 0; }
  .rv-area button { flex: 1; flex-direction: row; justify-content: center; border-radius: 12px 12px 0 0; }
  .rv-main { padding: 16px; border-radius: 0 0 16px 16px; }
  .rv-row.od, .rv-row.two { grid-template-columns: 1fr; }
  .rv-swap { justify-self: center; margin: 0; transform: rotate(90deg); }
  .rv-flight { grid-template-columns: 1fr auto; }
  .rv-flight .c { grid-column: 1 / -1; order: 3; }
  .rv-go { min-width: 0; width: 100%; }
}

/* 確認の画面：「座席 1F」を同じ行に */
.rv-leg span b.rv-seatno { display: inline; margin: 0 0 0 4px; font-size: inherit; }