/* ===========================
   AEROPULS HOTEL - RESERVE CSS
   =========================== */

:root {
  --gold:    #C9A84C;
  --gold-lt: #e8d5a0;
  --black:   #0A0A0A;
  --dark:    #111111;
  --dark2:   #181818;
  --white:   #F5F5F0;
  --gray:    #888880;
  --gray-lt: #BBBBBB;
  --serif:   'Cormorant Garamond', serif;
  --sans:    'Inter', sans-serif;
  --jp:      'Noto Serif JP', serif;
  --radius:  2px;
  --trans:   0.3s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--black);
  color: var(--white);
  font-family: var(--sans);
  min-height: 100vh;
}

/* ===== NAV ===== */
.r-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(10,10,10,0.95);
  border-bottom: 1px solid rgba(201,168,76,0.2);
  backdrop-filter: blur(10px);
}
.r-nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.r-nav-back {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--gray);
  text-decoration: none;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  transition: var(--trans);
}
.r-nav-back:hover { color: var(--gold); }
.r-nav-logo {
  display: flex;
  align-items: baseline;
  gap: 6px;
}
.r-logo-main {
  font-family: var(--serif);
  font-size: 1.3rem;
  font-weight: 300;
  letter-spacing: 0.2em;
  color: var(--white);
}
.r-logo-sub {
  font-family: var(--serif);
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  color: var(--gold);
}
.r-nav-reserve {
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  color: var(--gold);
  border: 1px solid rgba(201,168,76,0.4);
  padding: 6px 14px;
}

/* ===== PROGRESS ===== */
.r-progress-wrap {
  position: fixed;
  top: 70px; left: 0; right: 0;
  z-index: 99;
  background: var(--dark);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.r-progress-inner {
  max-width: 600px;
  margin: 0 auto;
  padding: 16px 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
}
.r-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  opacity: 0.35;
  transition: var(--trans);
}
.r-step.active { opacity: 1; }
.r-step.done   { opacity: 0.7; }
.r-step-dot {
  width: 32px; height: 32px;
  border: 1px solid rgba(201,168,76,0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  color: var(--gray);
  transition: var(--trans);
}
.r-step.active .r-step-dot {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--black);
  font-weight: 600;
}
.r-step.done .r-step-dot {
  background: transparent;
  border-color: var(--gold);
  color: var(--gold);
}
.r-step span {
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  color: var(--gray);
}
.r-step.active span { color: var(--gold); }
.r-step-line {
  flex: 1;
  min-width: 40px;
  height: 1px;
  background: rgba(201,168,76,0.2);
  margin: 0 8px;
  margin-bottom: 16px;
}

/* ===== MAIN ===== */
.r-main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 160px 40px 80px;
}

/* ===== SECTION ===== */
.r-section { display: none; }
.r-section.active { display: block; animation: fadeUp 0.5s ease; }
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.r-section-header {
  text-align: center;
  margin-bottom: 64px;
}
.r-section-label {
  font-size: 0.65rem;
  letter-spacing: 0.4em;
  color: var(--gold);
  margin-bottom: 16px;
}
.r-section-title {
  font-family: var(--serif);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 300;
  letter-spacing: 0.1em;
  color: var(--white);
  margin-bottom: 16px;
}
.r-section-desc {
  font-size: 0.85rem;
  color: var(--gray);
  line-height: 1.9;
}

/* ===== STEP1: エリアカード ===== */
.r-area-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 800px;
  margin: 0 auto;
}
.r-area-card {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 36px 32px;
  background: var(--dark2);
  border: 1px solid rgba(201,168,76,0.2);
  cursor: pointer;
  transition: var(--trans);
  text-align: left;
  width: 100%;
}
.r-area-card:hover {
  border-color: var(--gold);
  background: rgba(201,168,76,0.06);
  transform: translateY(-4px);
}
/* r-area-card--soon は廃止済み */
.r-area-icon {
  width: 56px; height: 56px;
  border: 1px solid rgba(201,168,76,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--gold);
  flex-shrink: 0;
}
.r-area-body { flex: 1; }
.r-area-body h3 {
  font-family: var(--serif);
  font-size: 1.6rem;
  font-weight: 300;
  letter-spacing: 0.1em;
  color: var(--white);
  margin-bottom: 2px;
}
.r-area-body p {
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  color: var(--gold);
  margin-bottom: 8px;
}
.r-area-sub {
  font-size: 0.75rem;
  color: var(--gray);
}
.r-area-arrow { color: var(--gold); font-size: 0.9rem; }

/* ===== 大陸選択グリッド ===== */
.r-continent-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: 900px;
  margin: 0 auto 48px;
}
.r-continent-card {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 28px 24px;
  background: var(--dark2);
  border: 1px solid rgba(201,168,76,0.18);
  cursor: pointer;
  transition: var(--trans);
  text-align: left;
  width: 100%;
}
.r-continent-card:hover {
  border-color: var(--gold);
  background: rgba(201,168,76,0.06);
  transform: translateY(-3px);
}
.r-continent-body { flex: 1; }
.r-continent-body h3 {
  font-family: var(--jp);
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--white);
  margin-bottom: 2px;
}
.r-continent-body p {
  font-size: 0.6rem;
  letter-spacing: 0.28em;
  color: var(--gold);
}

/* ===== 地域選択グリッド（国内STEP2）元の3列グリッド ===== */
.r-region-select-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  max-width: 860px;
  margin: 0 auto 48px;
}
.r-region-select-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 22px 20px;
  background: var(--dark2);
  border: 1px solid rgba(201,168,76,0.15);
  cursor: pointer;
  transition: var(--trans);
  text-align: left;
  width: 100%;
  position: relative;
  overflow: hidden;
}
.r-region-select-card::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: var(--gold);
  opacity: 0;
  transition: var(--trans);
}
.r-region-select-card:hover {
  border-color: var(--gold);
  background: rgba(201,168,76,0.06);
  transform: translateX(4px);
}
.r-region-select-card:hover::before { opacity: 1; }
.r-rscard-name {
  font-family: var(--jp);
  font-size: 1.05rem;
  font-weight: 400;
  color: var(--white);
  flex: 1;
  letter-spacing: 0.08em;
}
.r-rscard-en {
  font-size: 0.58rem;
  letter-spacing: 0.22em;
  color: var(--gold);
  opacity: 0.7;
}
.r-rscard-arrow {
  color: var(--gold);
  font-size: 0.75rem;
  opacity: 0;
  transform: translateX(-6px);
  transition: var(--trans);
}
.r-region-select-card:hover .r-rscard-arrow {
  opacity: 1;
  transform: translateX(0);
}

/* ===== STEP2b: エリア選択グリッド（北→南・左→右の3列） ===== */
.r-area-select-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  max-width: 860px;
  margin: 0 auto 48px;
}
.r-area-select-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 22px 20px;
  background: var(--dark2);
  border: 1px solid rgba(201,168,76,0.15);
  cursor: pointer;
  transition: var(--trans);
  text-align: left;
  width: 100%;
  position: relative;
  overflow: hidden;
}
.r-area-select-card::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: var(--gold);
  opacity: 0;
  transition: var(--trans);
}
.r-area-select-card:hover {
  border-color: var(--gold);
  background: rgba(201,168,76,0.06);
  transform: translateX(4px);
}
.r-area-select-card:hover::before { opacity: 1; }
.r-ascard-name {
  font-family: var(--jp);
  font-size: 1rem;
  font-weight: 400;
  color: var(--white);
  flex: 1;
  letter-spacing: 0.06em;
}
.r-ascard-badge {
  font-size: 0.58rem;
  letter-spacing: 0.15em;
  color: var(--gold);
  border: 1px solid rgba(201,168,76,0.4);
  padding: 3px 8px;
  white-space: nowrap;
}
.r-ascard-arrow {
  color: var(--gold);
  font-size: 0.72rem;
  opacity: 0;
  transform: translateX(-6px);
  transition: var(--trans);
}
.r-area-select-card:hover .r-ascard-arrow {
  opacity: 1;
  transform: translateX(0);
}

/* ===== COMING SOON ===== */
.r-coming-soon {
  text-align: center;
  padding: 80px 40px;
  border: 1px solid rgba(201,168,76,0.15);
  max-width: 600px;
  margin: 0 auto 48px;
}
.r-coming-icon {
  font-size: 3rem;
  color: rgba(201,168,76,0.3);
  margin-bottom: 24px;
}
.r-coming-text {
  font-family: var(--serif);
  font-size: 2rem;
  letter-spacing: 0.3em;
  color: var(--gold);
  margin-bottom: 12px;
}
.r-coming-sub { font-size: 0.85rem; color: var(--gray); }

/* ===== STEP2: 地図 ===== */
.r-map-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  max-width: 620px;
  margin: 0 auto;
}

.r-map-hint {
  font-size: 0.72rem;
  color: var(--gray);
  letter-spacing: 0.12em;
  display: flex;
  align-items: center;
  gap: 8px;
}
.r-map-hint i { color: var(--gold); }

.r-map-container {
  width: 100%;
  position: relative;
}

.r-japan-map {
  width: 100%;
  max-width: 580px;
  height: auto;
  display: block;
  margin: 0 auto;
  filter: drop-shadow(0 6px 32px rgba(0,0,0,0.6));
}

/* SVG 地方エリア */
.r-region {
  cursor: pointer;
  transition: all 0.22s ease;
}

/* パスのデフォルトスタイル */
.r-region path {
  fill: rgba(201,168,76,0.10);
  stroke: rgba(201,168,76,0.50);
  stroke-width: 1.5;
  stroke-linejoin: round;
  transition: all 0.22s ease;
}

/* 楕円（離島）は薄め */
.r-region ellipse {
  fill: rgba(201,168,76,0.07);
  stroke: rgba(201,168,76,0.28);
  stroke-width: 1;
  transition: all 0.22s ease;
}

/* ホバー */
.r-region:hover path {
  fill: rgba(201,168,76,0.30);
  stroke: var(--gold);
  stroke-width: 2;
  filter: url(#mapGlow);
}

/* 選択中 */
.r-region.selected path {
  fill: rgba(201,168,76,0.50);
  stroke: var(--gold);
  stroke-width: 2.5;
}

/* 地方名ラベル */
.r-map-label {
  fill: #F5F2E8;
  font-family: 'Noto Serif JP', serif;
  font-size: 12px;
  font-weight: 500;
  text-anchor: middle;
  dominant-baseline: middle;
  pointer-events: none;
  paint-order: stroke fill;
  stroke: rgba(0,0,0,0.90);
  stroke-width: 4px;
  stroke-linejoin: round;
  letter-spacing: 0.05em;
}
.r-region:hover .r-map-label {
  fill: #FFFFFF;
  font-weight: 700;
  stroke: rgba(0,0,0,0.95);
  stroke-width: 4px;
}
.r-region.selected .r-map-label {
  fill: #1C1200;
  font-weight: 700;
  stroke: rgba(255,230,100,0.6);
  stroke-width: 3px;
}

/* 選択中地域表示バー */
.r-selected-region {
  font-family: var(--jp);
  font-size: 0.85rem;
  letter-spacing: 0.25em;
  color: var(--gold);
  border: 1px solid rgba(201,168,76,0.35);
  padding: 12px 40px;
  min-width: 240px;
  text-align: center;
  transition: var(--trans);
  background: rgba(201,168,76,0.04);
}
/* 離島楕円のホバー */
.r-region:hover ellipse {
  fill: rgba(201,168,76,0.20);
  stroke: rgba(201,168,76,0.6);
}

/* 地域リスト */
.r-region-list {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.r-region-btn {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 20px;
  background: var(--dark2);
  border: 1px solid rgba(255,255,255,0.06);
  color: var(--gray-lt);
  font-family: var(--jp);
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--trans);
  text-align: left;
  width: 100%;
}
.r-region-btn:hover,
.r-region-btn.active {
  border-color: var(--gold);
  color: var(--white);
  background: rgba(201,168,76,0.07);
}
.r-rb-num {
  font-family: var(--serif);
  font-size: 0.7rem;
  color: var(--gold);
  opacity: 0.7;
  min-width: 20px;
}

/* ===== STEP3: 部屋カード ===== */
.r-room-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}
.r-room-card {
  background: var(--dark2);
  border: 1px solid rgba(201,168,76,0.15);
  padding: 32px 28px;
  cursor: pointer;
  transition: var(--trans);
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.r-room-card:hover {
  border-color: var(--gold);
  transform: translateY(-6px);
  background: rgba(201,168,76,0.05);
}
.r-room-badge {
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  color: var(--gold);
  border: 1px solid rgba(201,168,76,0.4);
  display: inline-block;
  padding: 4px 10px;
  width: fit-content;
}
.r-room-name {
  font-family: var(--jp);
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--white);
  line-height: 1.5;
}
.r-room-desc {
  font-size: 0.78rem;
  color: var(--gray);
  line-height: 1.8;
  flex: 1;
}
.r-room-specs {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.r-room-specs span {
  font-size: 0.72rem;
  color: var(--gray-lt);
  display: flex;
  align-items: center;
  gap: 8px;
}
.r-room-specs i { color: var(--gold); font-size: 0.6rem; }
.r-room-price {
  display: flex;
  align-items: baseline;
  gap: 6px;
  padding-top: 12px;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.r-price-from { font-size: 0.7rem; color: var(--gray); }
.r-price-num {
  font-family: var(--serif);
  font-size: 1.5rem;
  color: var(--gold);
  letter-spacing: 0.05em;
}
.r-price-tax { font-size: 0.65rem; color: var(--gray); }
.r-room-select-btn {
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  color: var(--gold);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
  transition: var(--trans);
}
.r-room-card:hover .r-room-select-btn { gap: 12px; }

/* ===== STEP4: 確認・フォーム ===== */
.r-confirm-wrap {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 48px;
  align-items: start;
}
.r-summary {
  background: var(--dark2);
  border: 1px solid rgba(201,168,76,0.2);
  padding: 36px 32px;
  position: sticky;
  top: 160px;
}
.r-summary-title {
  font-family: var(--serif);
  font-size: 1.1rem;
  font-weight: 300;
  letter-spacing: 0.15em;
  color: var(--white);
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(201,168,76,0.2);
}
.r-summary-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.r-summary-label { font-size: 0.72rem; color: var(--gray); letter-spacing: 0.1em; }
.r-summary-val { font-size: 0.82rem; color: var(--white); text-align: right; }
.r-summary-price .r-summary-val {
  font-family: var(--serif);
  font-size: 1.1rem;
  color: var(--gold);
}

/* FORM */
.r-form { display: flex; flex-direction: column; gap: 24px; }
.r-form-group { display: flex; flex-direction: column; gap: 8px; }
.r-form-group label {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--gray-lt);
}
.r-req {
  font-size: 0.6rem;
  color: var(--gold);
  margin-left: 6px;
  letter-spacing: 0.1em;
}
.r-form-group input,
.r-form-group select,
.r-form-group textarea {
  background: var(--dark2);
  border: 1px solid rgba(255,255,255,0.1);
  color: var(--white);
  padding: 12px 16px;
  font-size: 0.85rem;
  font-family: var(--sans);
  transition: var(--trans);
  outline: none;
  border-radius: var(--radius);
  width: 100%;
}
.r-form-group input:focus,
.r-form-group select:focus,
.r-form-group textarea:focus { border-color: var(--gold); }
.r-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.r-total-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  background: rgba(201,168,76,0.06);
  border: 1px solid rgba(201,168,76,0.25);
}
.r-total-label { font-size: 0.75rem; color: var(--gray-lt); letter-spacing: 0.1em; }
.r-total-price {
  font-family: var(--serif);
  font-size: 1.6rem;
  color: var(--gold);
  letter-spacing: 0.05em;
}

.r-btn-submit {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 18px 40px;
  background: var(--gold);
  color: var(--black);
  border: none;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  cursor: pointer;
  transition: var(--trans);
  width: 100%;
}
.r-btn-submit:hover { background: var(--gold-lt); }

/* ===========================
   TRANSFER - 改善版
   =========================== */
.r-transfer-section { /* フォームグループのラッパー */ }

.r-transfer-intro {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.45);
  margin: 4px 0 14px;
  line-height: 1.6;
  letter-spacing: 0.04em;
}

/* YES / NO カード選択 */
.r-transfer-choice {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 0;
}
.r-transfer-opt {
  cursor: pointer;
  display: block;
}
.r-transfer-opt input[type="radio"] { display: none; }
.r-transfer-opt-body {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 18px 16px;
  border: 1px solid rgba(255,255,255,0.1);
  background: var(--dark2);
  color: rgba(255,255,255,0.5);
  font-size: 0.88rem;
  letter-spacing: 0.08em;
  transition: var(--trans);
}
.r-transfer-opt-body i { font-size: 1rem; }
.r-transfer-opt:hover .r-transfer-opt-body {
  border-color: rgba(201,168,76,0.4);
  color: rgba(255,255,255,0.8);
}
.r-transfer-opt.selected .r-transfer-opt-body,
.r-transfer-opt input:checked ~ .r-transfer-opt-body {
  border-color: var(--gold);
  background: rgba(201,168,76,0.08);
  color: var(--gold);
}
/* 不要は赤っぽく */
#transferOptNo.selected .r-transfer-opt-body,
#transferOptNo input:checked ~ .r-transfer-opt-body {
  border-color: rgba(255,255,255,0.25);
  background: rgba(255,255,255,0.03);
  color: rgba(255,255,255,0.6);
}

/* 詳細入力エリア */
.r-transfer-detail {
  margin-top: 16px;
  padding: 20px 22px;
  background: rgba(201,168,76,0.03);
  border: 1px solid rgba(201,168,76,0.18);
  animation: fadeSlideIn 0.25s ease;
}
@keyframes fadeSlideIn {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}
.r-transfer-detail-header {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--gold);
  margin-bottom: 4px;
}

/* ===========================
   TRANSFER / VEHICLE (legacy)
   =========================== */
.r-transfer-wrap {
  background: rgba(201,168,76,0.04);
  border: 1px solid rgba(201,168,76,0.18);
  padding: 20px 22px;
}
.r-transfer-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.r-toggle-label {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.75);
}
.r-toggle-label input[type="checkbox"] { display: none; }
.r-toggle-track {
  position: relative;
  width: 44px;
  height: 24px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 12px;
  transition: var(--trans);
  flex-shrink: 0;
}
.r-toggle-thumb {
  position: absolute;
  top: 3px; left: 3px;
  width: 16px; height: 16px;
  background: var(--gray);
  border-radius: 50%;
  transition: var(--trans);
}
.r-toggle-label input:checked ~ .r-toggle-track {
  background: rgba(201,168,76,0.25);
  border-color: var(--gold);
}
.r-toggle-label input:checked ~ .r-toggle-track .r-toggle-thumb {
  left: 23px;
  background: var(--gold);
}
.r-toggle-text { letter-spacing: 0.04em; }

.r-vehicle-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  text-decoration: none;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--gold);
  border: 1px solid rgba(201,168,76,0.35);
  padding: 7px 16px;
  transition: var(--trans);
  white-space: nowrap;
}
.r-vehicle-link:hover {
  background: var(--gold);
  color: var(--black);
}
.r-vehicle-link .fa-arrow-up-right-from-square { font-size: 0.6rem; }

.r-transfer-detail {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid rgba(201,168,76,0.15);
}

.r-vehicle-note {
  font-size: 0.72rem;
  color: rgba(255,255,255,0.3);
  margin-top: 8px;
  line-height: 1.6;
}
.r-vehicle-note a {
  color: var(--gold);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 送信完了 */
.r-success {
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 64px 40px;
  border: 1px solid rgba(201,168,76,0.2);
}
.r-success-icon { font-size: 3.5rem; color: var(--gold); margin-bottom: 24px; }
.r-success h3 {
  font-family: var(--serif);
  font-size: 1.6rem;
  font-weight: 300;
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}
.r-success p { font-size: 0.85rem; color: var(--gray); line-height: 2; }

/* ===== STEP NAV ===== */
.r-step-nav {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.r-btn-back {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 24px;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.15);
  color: var(--gray-lt);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  cursor: pointer;
  transition: var(--trans);
  text-decoration: none;
}
.r-btn-back:hover { border-color: var(--gold); color: var(--gold); }

/* ===========================
   LUXURY CALENDAR
   =========================== */
.r-calendar-group { position: relative; }

.r-date-display {
  display: flex;
  align-items: center;
  gap: 0;
  background: var(--dark2);
  border: 1px solid rgba(201,168,76,0.3);
  cursor: pointer;
  transition: var(--trans);
  overflow: hidden;
  user-select: none;
}
.r-date-display:hover { border-color: var(--gold); }

.r-date-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 24px;
  flex: 1;
}
.r-date-item i {
  font-size: 1rem;
  color: var(--gold);
  opacity: 0.8;
  flex-shrink: 0;
}
.r-date-item div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.r-date-label {
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  color: var(--gray);
  text-transform: uppercase;
}
.r-date-val {
  font-family: var(--serif);
  font-size: 1.05rem;
  color: var(--white);
  letter-spacing: 0.05em;
  transition: var(--trans);
}
.r-date-val.has-date { color: var(--gold); }

.r-date-sep {
  width: 1px;
  height: 48px;
  background: rgba(201,168,76,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 12px;
  box-sizing: content-box;
}
.r-date-sep i { color: rgba(201,168,76,0.4); font-size: 0.7rem; }

.r-date-nights {
  padding: 0 20px;
  font-family: var(--serif);
  font-size: 0.85rem;
  color: var(--gold);
  letter-spacing: 0.08em;
  border-left: 1px solid rgba(201,168,76,0.2);
  white-space: nowrap;
  height: 100%;
  display: flex;
  align-items: center;
}

/* カレンダーパネル */
.r-calendar-panel {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  background: #141414;
  border: 1px solid rgba(201,168,76,0.35);
  box-shadow: 0 24px 80px rgba(0,0,0,0.7), 0 0 0 1px rgba(201,168,76,0.08);
  z-index: 200;
  animation: calFadeIn 0.2s ease;
}
@keyframes calFadeIn {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* 2ヶ月表示レイアウト */
.r-cal-months {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}
.r-cal-month {
  padding: 28px 24px;
}
.r-cal-month + .r-cal-month {
  border-left: 1px solid rgba(255,255,255,0.05);
}

.r-cal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}
.r-cal-nav {
  background: transparent;
  border: 1px solid rgba(201,168,76,0.25);
  color: var(--gold);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--trans);
  font-size: 0.75rem;
}
.r-cal-nav:hover { background: rgba(201,168,76,0.12); border-color: var(--gold); }
.r-cal-nav:disabled { opacity: 0.2; cursor: not-allowed; }
.r-cal-title {
  font-family: var(--serif);
  font-size: 1rem;
  font-weight: 300;
  letter-spacing: 0.12em;
  color: var(--white);
}

.r-cal-weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  margin-bottom: 8px;
}
.r-cal-weekdays span {
  text-align: center;
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  color: var(--gray);
  padding: 6px 0;
}
.r-cal-weekdays span:first-child { color: #e05555; }
.r-cal-weekdays span:last-child  { color: #5588e0; }

.r-cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 2px;
}
.r-cal-day {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  border-radius: 0;
  position: relative;
  color: rgba(245,245,240,0.8);
  letter-spacing: 0.03em;
}
.r-cal-day.sunday { color: #e05555; }
.r-cal-day.saturday { color: #5588e0; }
.r-cal-day:hover:not(.disabled):not(.empty) {
  background: rgba(201,168,76,0.15);
  color: var(--white);
}
.r-cal-day.empty { cursor: default; }
.r-cal-day.disabled {
  opacity: 0.25;
  cursor: not-allowed;
  color: var(--gray);
}
.r-cal-day.today::after {
  content: '';
  position: absolute;
  bottom: 3px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 4px;
  background: var(--gold);
  border-radius: 50%;
  opacity: 0.7;
}
.r-cal-day.checkin {
  background: var(--gold) !important;
  color: var(--black) !important;
  font-weight: 600;
  z-index: 1;
}
.r-cal-day.checkout {
  background: var(--gold) !important;
  color: var(--black) !important;
  font-weight: 600;
  z-index: 1;
}
.r-cal-day.in-range {
  background: rgba(201,168,76,0.12);
  color: rgba(245,245,240,0.9);
}
.r-cal-day.checkin.checkout {
  background: var(--gold) !important;
}

/* フッター */
.r-cal-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  border-top: 1px solid rgba(255,255,255,0.06);
  background: rgba(0,0,0,0.2);
}
#rCalStatus {
  font-size: 0.75rem;
  color: var(--gold);
  letter-spacing: 0.08em;
}
.r-cal-clear {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.15);
  color: var(--gray-lt);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  padding: 7px 18px;
  cursor: pointer;
  transition: var(--trans);
}
.r-cal-clear:hover { border-color: #e05555; color: #e05555; }

@media (max-width: 720px) {
  .r-cal-months { grid-template-columns: 1fr; }
  .r-cal-month + .r-cal-month { border-left: none; border-top: 1px solid rgba(255,255,255,0.05); }
  .r-date-item { padding: 14px 16px; }
}

/* ===========================
   VEHICLE SELECTION GRID
   =========================== */
.r-vehicle-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 8px;
}
.r-vehicle-card {
  background: var(--dark2);
  border: 1px solid rgba(255,255,255,0.08);
  padding: 18px 16px;
  cursor: pointer;
  transition: var(--trans);
  display: flex;
  flex-direction: column;
  gap: 8px;
  position: relative;
  text-align: left;
  width: 100%;
}
.r-vehicle-card:hover { border-color: rgba(201,168,76,0.5); background: rgba(201,168,76,0.04); }
.r-vehicle-card.selected {
  border-color: var(--gold) !important;
  background: rgba(201,168,76,0.08) !important;
}
.r-vehicle-card.selected::after {
  content: '\f00c';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute;
  top: 10px; right: 12px;
  color: var(--gold);
  font-size: 0.75rem;
}
.r-vehicle-card.locked {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}
.r-vehicle-card.locked:hover { border-color: rgba(255,255,255,0.08); background: var(--dark2); }

.r-vehicle-icon {
  font-size: 1.4rem;
  color: var(--gold);
  margin-bottom: 4px;
}
.r-vehicle-name {
  font-size: 0.85rem;
  color: var(--white);
  letter-spacing: 0.05em;
  font-weight: 500;
}
.r-vehicle-cap {
  font-size: 0.7rem;
  color: var(--gray);
  letter-spacing: 0.04em;
}
.r-vehicle-badge {
  display: inline-block;
  font-size: 0.58rem;
  letter-spacing: 0.12em;
  padding: 2px 7px;
  background: rgba(201,168,76,0.15);
  color: var(--gold);
  border: 1px solid rgba(201,168,76,0.3);
  margin-top: 2px;
}
.r-vehicle-badge.vip-only { background: rgba(180,50,50,0.12); color: #e07070; border-color: rgba(180,50,50,0.3); }
.r-vehicle-badge.premium-up { background: rgba(100,100,201,0.12); color: #a0a0e8; border-color: rgba(100,100,201,0.3); }

.r-vehicle-lock-msg {
  font-size: 0.7rem;
  color: rgba(255,255,255,0.35);
  margin-top: 8px;
  padding: 10px 14px;
  border: 1px solid rgba(255,255,255,0.07);
  background: rgba(0,0,0,0.2);
  line-height: 1.6;
}

/* 会員ログインバナー（未ログイン時） */
.r-member-autofill {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  background: rgba(201,168,76,0.06);
  border: 1px solid rgba(201,168,76,0.25);
  margin-bottom: 8px;
  font-size: 0.78rem;
  color: rgba(245,245,240,0.75);
}
.r-member-autofill i { color: var(--gold); font-size: 1rem; }
.r-member-autofill strong { color: var(--gold); }
.r-autofill-btn {
  margin-left: auto;
  background: transparent;
  border: 1px solid rgba(201,168,76,0.4);
  color: var(--gold);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  padding: 6px 14px;
  cursor: pointer;
  transition: var(--trans);
  white-space: nowrap;
  flex-shrink: 0;
}
.r-autofill-btn:hover { background: rgba(201,168,76,0.12); }

@media (max-width: 600px) {
  .r-vehicle-grid { grid-template-columns: 1fr; }
}

/* ===== FOOTER ===== */
.r-footer {
  text-align: center;
  padding: 40px;
  border-top: 1px solid rgba(255,255,255,0.06);
  color: var(--gray);
  font-size: 0.72rem;
  line-height: 2;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .r-nav-inner { padding: 0 20px; }
  .r-main { padding: 140px 20px 60px; }
  .r-area-grid { grid-template-columns: 1fr; }
  .r-continent-grid { grid-template-columns: repeat(2, 1fr); }
  .r-region-select-grid { grid-template-columns: repeat(2, 1fr); }
  .r-area-select-grid { grid-template-columns: repeat(2, 1fr); }
  .r-room-grid { grid-template-columns: 1fr; }
  .r-confirm-wrap { grid-template-columns: 1fr; }
  .r-summary { position: static; }
  .r-progress-inner { padding: 16px 16px; gap: 0; }
  .r-step-line { min-width: 20px; }
}
@media (max-width: 600px) {
  .r-form-row { grid-template-columns: 1fr; }
  .r-section-title { font-size: 1.8rem; }
  .r-continent-grid { grid-template-columns: 1fr; }
  .r-region-select-grid { grid-template-columns: 1fr; }
  .r-area-select-grid { grid-template-columns: 1fr; }
  .r-continent-card { padding: 18px 16px; }
  .r-region-select-card { padding: 16px 14px; }
  .r-area-select-card { padding: 16px 14px; }
  .r-area-select-card { padding: 14px 18px; }
}

/* ===========================
   内装（ベッドタイプ）選択 — STEP 3b
   =========================== */

.r-interior-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}

.r-interior-card {
  background: var(--dark2);
  border: 1px solid rgba(201,168,76,0.15);
  padding: 36px 28px;
  cursor: pointer;
  transition: var(--trans);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
  position: relative;
}

.r-interior-card::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--gold);
  transform: scaleY(0);
  transition: var(--trans);
}

.r-interior-card:hover {
  border-color: var(--gold);
  transform: translateY(-6px);
  background: rgba(201,168,76,0.05);
  box-shadow: 0 12px 40px rgba(0,0,0,0.4);
}

.r-interior-card:hover::before {
  transform: scaleY(1);
}

.r-interior-icon {
  width: 64px;
  height: 64px;
  border: 1px solid rgba(201,168,76,0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--gold);
  transition: var(--trans);
}

.r-interior-card:hover .r-interior-icon {
  background: rgba(201,168,76,0.1);
  border-color: var(--gold);
}

.r-interior-name {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 400;
  color: #fff;
  margin: 0;
}

.r-interior-desc {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.7;
  margin: 0;
}

.r-interior-select-btn {
  margin-top: auto;
  padding-top: 16px;
  font-size: 0.8rem;
  color: var(--gold);
  letter-spacing: 0.08em;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--trans);
}

.r-interior-card:hover .r-interior-select-btn {
  gap: 12px;
}

@media (max-width: 1024px) {
  .r-interior-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .r-interior-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto 48px;
  }
  .r-interior-card {
    padding: 28px 20px;
  }
}

/* ===========================
   PAYMENT METHOD — STEP 4
   =========================== */
.r-payment-section {
  border-top: 1px solid rgba(201,168,76,0.15);
  padding-top: 24px;
  margin-top: 4px;
}

.r-payment-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.r-payment-option {
  cursor: pointer;
  display: block;
}

.r-payment-option input[type="radio"] {
  display: none;
}

.r-payment-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 22px;
  background: var(--dark2);
  border: 1px solid rgba(255,255,255,0.1);
  transition: var(--trans);
  border-radius: var(--radius);
  height: 100%;
}

.r-payment-option:hover .r-payment-card {
  border-color: rgba(201,168,76,0.4);
}

.r-payment-option input[type="radio"]:checked + .r-payment-card {
  border-color: var(--gold);
  background: rgba(201,168,76,0.06);
  box-shadow: 0 0 0 1px var(--gold) inset;
}

.r-payment-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid rgba(201,168,76,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--gold);
  flex-shrink: 0;
  transition: var(--trans);
}

.r-payment-option input[type="radio"]:checked + .r-payment-card .r-payment-icon {
  background: rgba(201,168,76,0.15);
  border-color: var(--gold);
}

.r-payment-body {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.r-payment-title {
  font-size: 0.88rem;
  color: var(--white);
  letter-spacing: 0.05em;
  font-weight: 500;
}

.r-payment-desc {
  font-size: 0.72rem;
  color: var(--gray);
  line-height: 1.5;
}

.r-payment-note {
  font-size: 0.7rem;
  color: rgba(255,255,255,0.3);
  margin-top: 10px;
  line-height: 1.6;
}

@media (max-width: 600px) {
  .r-payment-options {
    grid-template-columns: 1fr;
  }
  .r-payment-card {
    padding: 16px 18px;
  }
}

/* ===========================
   TRANSFER SECTION (inline)
   =========================== */
.r-transfer-toggle {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.r-toggle-label {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.75);
  letter-spacing: 0.04em;
}

.r-toggle-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--gold);
  cursor: pointer;
}

.r-transfer-detail {
  background: rgba(201,168,76,0.04);
  border: 1px solid rgba(201,168,76,0.15);
  padding: 20px 22px;
  margin-top: 14px;
}

/* ===========================
   CREDIT CARD PANEL
   =========================== */
.r-card-panel {
  margin-top: 20px;
  animation: cardFadeIn 0.35s ease;
}
@keyframes cardFadeIn {
  from { opacity: 0; transform: translateY(-10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ヘッダー */
.r-card-panel-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 20px;
  background: rgba(201,168,76,0.08);
  border: 1px solid rgba(201,168,76,0.25);
  border-bottom: none;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  color: var(--gold);
}
.r-card-brands {
  margin-left: auto;
  display: flex;
  gap: 8px;
  font-size: 1.6rem;
  line-height: 1;
}
.r-card-brands .fab { opacity: 0.7; }

/* ビジュアルカード */
.r-card-visual {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
  border: 1px solid rgba(201,168,76,0.3);
  border-top: none;
  padding: 28px 28px 22px;
  position: relative;
  overflow: hidden;
}
.r-card-visual::before {
  content: '';
  position: absolute;
  top: -40px; right: -40px;
  width: 180px; height: 180px;
  border-radius: 50%;
  background: rgba(201,168,76,0.07);
}
.r-card-visual::after {
  content: '';
  position: absolute;
  bottom: -60px; left: -30px;
  width: 220px; height: 220px;
  border-radius: 50%;
  background: rgba(201,168,76,0.04);
}
.r-card-visual-inner { position: relative; z-index: 1; }
.r-card-chip {
  font-size: 1.8rem;
  color: var(--gold-lt);
  opacity: 0.85;
  margin-bottom: 18px;
}
.r-card-number-disp {
  font-family: 'Courier New', monospace;
  font-size: 1.3rem;
  letter-spacing: 0.22em;
  color: rgba(255,255,255,0.9);
  margin-bottom: 22px;
  word-spacing: 0.3em;
}
.r-card-bottom-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}
.r-card-holder-disp,
.r-card-expiry-disp {
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.r-card-disp-label {
  font-size: 0.55rem;
  letter-spacing: 0.18em;
  color: rgba(255,255,255,0.45);
}
.r-card-holder-disp span:last-child,
.r-card-expiry-disp span:last-child {
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.85);
  font-family: 'Courier New', monospace;
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* 入力フィールド群 */
.r-card-fields {
  border: 1px solid rgba(201,168,76,0.2);
  border-top: none;
  padding: 24px 22px;
  background: rgba(255,255,255,0.02);
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.r-card-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.r-card-number-wrap,
.r-cvv-wrap {
  position: relative;
}
.r-card-number-wrap input,
.r-cvv-wrap input {
  padding-right: 48px;
}
.r-card-type-icon {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.4rem;
  line-height: 1;
  pointer-events: none;
}
.r-cvv-tip {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--gray);
  cursor: help;
  font-size: 0.85rem;
  transition: color var(--trans);
}
.r-cvv-tip:hover { color: var(--gold); }

/* セキュアノート */
.r-card-secure-note {
  font-size: 0.7rem;
  color: rgba(255,255,255,0.3);
  padding: 12px 22px;
  border: 1px solid rgba(201,168,76,0.15);
  border-top: none;
  display: flex;
  align-items: center;
  gap: 7px;
  background: rgba(0,0,0,0.2);
}
.r-card-secure-note .fa-shield-alt { color: var(--gold); font-size: 0.75rem; }

/* エラーメッセージ */
.r-card-error {
  font-size: 0.78rem;
  color: #ff6b6b;
  padding: 10px 22px;
  border-left: 3px solid #ff6b6b;
  background: rgba(255,107,107,0.06);
  margin-top: 8px;
}

@media (max-width: 600px) {
  .r-card-number-disp { font-size: 1rem; letter-spacing: 0.15em; }
  .r-card-row-2 { grid-template-columns: 1fr; }
  .r-card-brands { display: none; }
}