/* ==========================================================================
   AI間取り選別・相談スタジオ (3D住宅間取りプラン集) スタイル
   ========================================================================== */

.pg-container {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  color: #f1f5f9;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Noto Sans JP", sans-serif;
}

/* ギャラリーヘッダーバナー */
.pg-header-card {
  background: linear-gradient(135deg, #091e2f 0%, #0f172a 50%, #1e1b4b 100%);
  border: 1px solid rgba(56, 189, 248, 0.25);
  border-radius: 20px;
  padding: 1.75rem 2rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.1);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

.pg-header-brand {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.pg-brand-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: linear-gradient(135deg, #f59e0b 0%, #6366f1 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  box-shadow: 0 6px 18px rgba(245, 158, 11, 0.3);
}

.pg-brand-title {
  margin: 0;
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(to right, #ffffff, #e2e8f0, #fde68a);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.pg-brand-badge {
  font-size: 0.72rem;
  padding: 3px 10px;
  border-radius: 20px;
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.4);
  font-weight: 700;
  letter-spacing: 0.05em;
  -webkit-text-fill-color: #fbbf24;
}

.pg-brand-sub {
  margin: 0.3rem 0 0;
  font-size: 0.85rem;
  color: #94a3b8;
  line-height: 1.5;
}

.pg-header-stats {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.82rem;
}

.pg-stat-pill {
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid rgba(245, 158, 11, 0.4);
  border-radius: 10px;
  padding: 6px 14px;
  display: flex;
  align-items: center;
  gap: 6px;
  color: #fde68a;
  font-weight: 600;
}

.pg-stat-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #fbbf24;
  box-shadow: 0 0 8px #fbbf24;
  animation: pgPulse 2s infinite;
}

@keyframes pgPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

/* メイン2カラムレイアウト */
.pg-layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 1.5rem;
  align-items: start;
}

@media (max-width: 1024px) {
  .pg-layout {
    grid-template-columns: 1fr;
  }
}

/* サイドバー：検索・絞り込みパネル */
.pg-sidebar {
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(51, 65, 85, 0.7);
  border-radius: 20px;
  padding: 1.5rem;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  position: sticky;
  top: 90px;
  max-height: calc(100vh - 110px);
  overflow-y: auto;
}

.pg-sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid rgba(51, 65, 85, 0.6);
}

.pg-sidebar-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: #e2e8f0;
  display: flex;
  align-items: center;
  gap: 6px;
}

.pg-sidebar-reset {
  background: none;
  border: none;
  color: #94a3b8;
  font-size: 0.78rem;
  cursor: pointer;
  transition: color 0.2s;
  padding: 4px 6px;
}

.pg-sidebar-reset:hover {
  color: #38bdf8;
}

.pg-filter-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.pg-filter-label {
  font-size: 0.8rem;
  font-weight: 700;
  color: #cbd5e1;
  display: flex;
  align-items: center;
  gap: 6px;
}

.pg-filter-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 6px;
}

.pg-filter-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 5px;
}

.pg-filter-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 4px;
}

.pg-btn-pill {
  padding: 6px 8px;
  border-radius: 10px;
  font-size: 0.76rem;
  font-weight: 600;
  border: 1px solid rgba(51, 65, 85, 0.7);
  background: rgba(30, 41, 59, 0.6);
  color: #94a3b8;
  cursor: pointer;
  transition: all 0.2s;
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pg-btn-pill:hover {
  border-color: rgba(56, 189, 248, 0.5);
  color: #e2e8f0;
  background: rgba(30, 41, 59, 0.9);
}

.pg-btn-pill.active {
  background: rgba(245, 158, 11, 0.2);
  border-color: rgba(245, 158, 11, 0.8);
  color: #fde68a;
  font-weight: 700;
  box-shadow: 0 2px 10px rgba(245, 158, 11, 0.2);
}

/* スライダーコントロール */
.pg-slider-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.78rem;
}

.pg-slider-val {
  font-family: monospace;
  font-weight: 700;
  color: #fde68a;
  background: rgba(245, 158, 11, 0.15);
  padding: 2px 7px;
  border-radius: 6px;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.pg-range-input {
  width: 100%;
  height: 6px;
  background: #334155;
  border-radius: 4px;
  outline: none;
  appearance: none;
  cursor: pointer;
  accent-color: #f59e0b;
}

.pg-text-input {
  width: 100%;
  background: rgba(30, 41, 59, 0.7);
  border: 1px solid rgba(51, 65, 85, 0.8);
  border-radius: 10px;
  padding: 8px 12px;
  font-size: 0.82rem;
  color: #f1f5f9;
  outline: none;
  transition: border-color 0.2s;
}

.pg-text-input:focus {
  border-color: #38bdf8;
  box-shadow: 0 0 0 2px rgba(56, 189, 248, 0.2);
}

/* メインコンテンツエリア */
.pg-main {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* プレミアム詳細ビューアカード */
.pg-viewer-card {
  background: rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(14px);
  border: 1px solid rgba(56, 189, 248, 0.3);
  border-radius: 24px;
  padding: 1.75rem;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.45);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.pg-viewer-header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid rgba(51, 65, 85, 0.6);
}

.pg-badge-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin-bottom: 0.6rem;
}

.pg-badge {
  font-size: 0.72rem;
  padding: 3px 10px;
  border-radius: 20px;
  font-weight: 700;
  border: 1px solid transparent;
}

.pg-badge-dir {
  background: rgba(245, 158, 11, 0.2);
  color: #fde68a;
  border-color: rgba(245, 158, 11, 0.4);
}

.pg-badge-tsubo {
  background: rgba(30, 41, 59, 0.8);
  color: #e2e8f0;
  border-color: rgba(71, 85, 105, 0.8);
  font-family: monospace;
}

.pg-badge-dimension {
  background: rgba(99, 102, 241, 0.2);
  color: #c7d2fe;
  border-color: rgba(99, 102, 241, 0.4);
  font-weight: 600;
}

.pg-badge-ldk {
  background: rgba(16, 185, 129, 0.2);
  color: #a7f3d0;
  border-color: rgba(16, 185, 129, 0.4);
}

.pg-viewer-title {
  margin: 0;
  font-size: 1.3rem;
  font-weight: 800;
  color: #ffffff;
  line-height: 1.4;
}

.pg-viewer-desc {
  margin: 0.4rem 0 0;
  font-size: 0.86rem;
  color: #94a3b8;
  line-height: 1.6;
}

/* フロア切り替え */
.pg-floor-tabs {
  display: flex;
  background: rgba(30, 41, 59, 0.9);
  padding: 4px;
  border-radius: 12px;
  border: 1px solid rgba(51, 65, 85, 0.8);
  gap: 4px;
}

.pg-floor-btn {
  padding: 6px 14px;
  border-radius: 8px;
  font-size: 0.78rem;
  font-weight: 700;
  border: none;
  background: transparent;
  color: #94a3b8;
  cursor: pointer;
  transition: all 0.2s;
}

.pg-floor-btn:hover {
  color: #ffffff;
}

.pg-floor-btn.active {
  background: #f59e0b;
  color: #0f172a;
  box-shadow: 0 2px 8px rgba(245, 158, 11, 0.4);
}

/* 表示モードバー */
.pg-mode-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.pg-mode-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.pg-mode-tabs {
  display: flex;
  background: rgba(30, 41, 59, 0.8);
  border: 1px solid rgba(51, 65, 85, 0.8);
  border-radius: 12px;
  padding: 4px;
  gap: 4px;
}

.pg-mode-btn {
  padding: 6px 14px;
  border-radius: 8px;
  font-size: 0.76rem;
  font-weight: 700;
  border: none;
  background: transparent;
  color: #94a3b8;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s;
}

.pg-mode-btn:hover {
  color: #ffffff;
}

.pg-mode-btn.active-2d {
  background: #334155;
  color: #ffffff;
}

.pg-mode-btn.active-gemini {
  background: #f59e0b;
  color: #0f172a;
  box-shadow: 0 2px 10px rgba(245, 158, 11, 0.35);
}

.pg-mode-btn.active-compare {
  background: #8b5cf6;
  color: #ffffff;
  box-shadow: 0 2px 10px rgba(139, 92, 246, 0.35);
}

.pg-btn-toggle-inv {
  padding: 6px 12px;
  border-radius: 10px;
  font-size: 0.75rem;
  font-weight: 600;
  background: rgba(30, 41, 59, 0.8);
  border: 1px solid rgba(71, 85, 105, 0.8);
  color: #cbd5e1;
  cursor: pointer;
  transition: all 0.2s;
}

.pg-btn-toggle-inv:hover {
  background: #334155;
  color: #ffffff;
}

/* メイン画像ステージ */
.pg-stage {
  position: relative;
  width: 100%;
  height: 480px;
  border-radius: 18px;
  border: 1px solid rgba(51, 65, 85, 0.8);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background: #020617;
  transition: background 0.3s ease;
}

.pg-stage.bg-white-mode {
  background: #ffffff;
}

.pg-stage-img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: 10px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
  user-select: none;
  -webkit-user-drag: none;
}

.pg-stage-img.inverted {
  filter: invert(1) contrast(1.2);
}

/* スワイプ比較コンテナ (完全ぴったり重ね合わせ clip-path 方式) */
.pg-compare-container {
  position: relative;
  width: 100%;
  height: 480px;
  overflow: hidden;
  user-select: none;
  background: #ffffff;
  border-radius: 14px;
}

.pg-compare-bg-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  pointer-events: none;
}

.pg-compare-clip-layer {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: transparent;
  pointer-events: none;
  transition: none;
}

.pg-compare-fg-img {
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  pointer-events: none;
}

.pg-compare-divider-line {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 3px;
  background: #f59e0b;
  box-shadow: 0 0 12px rgba(245, 158, 11, 0.9);
  pointer-events: none;
  z-index: 5;
}

.pg-compare-handle-knob {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #f59e0b;
  color: #0f172a;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-weight: 900;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.4);
}

.pg-compare-range-input {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: ew-resize;
  margin: 0;
  padding: 0;
  z-index: 10;
}

/* Step 1 Showcase & Live Slider Demo */
.pg-showcase-box {
  background: linear-gradient(135deg, #091e2f 0%, #0f172a 60%, #172554 100%);
  border: 1.5px solid rgba(56, 189, 248, 0.3);
  border-radius: 20px;
  padding: 1.5rem;
  margin-bottom: 2rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  align-items: center;
}

@media (max-width: 900px) {
  .pg-showcase-box {
    grid-template-columns: 1fr;
  }
}

.pg-showcase-info {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.pg-showcase-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.4);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.76rem;
  font-weight: 800;
  width: fit-content;
}

.pg-showcase-title {
  margin: 0;
  font-size: 1.35rem;
  font-weight: 800;
  color: #ffffff;
  line-height: 1.35;
}

.pg-showcase-desc {
  margin: 0;
  font-size: 0.88rem;
  color: #cbd5e1;
  line-height: 1.6;
}

.pg-showcase-slider-wrap {
  position: relative;
  width: 100%;
  height: 280px;
  background: #ffffff;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.pg-showcase-slider-inner {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #ffffff;
}

.pg-showcase-bg-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  pointer-events: none;
}

.pg-showcase-clip-layer {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: transparent;
  pointer-events: none;
}

.pg-showcase-fg-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  pointer-events: none;
}

.pg-showcase-divider-line {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 3px;
  background: #f59e0b;
  box-shadow: 0 0 10px rgba(245, 158, 11, 0.9);
  pointer-events: none;
  z-index: 5;
}

.pg-showcase-handle-knob {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: #f59e0b;
  color: #0f172a;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 900;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
}

.pg-showcase-range-input {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: ew-resize;
  margin: 0;
  padding: 0;
  z-index: 10;
}

.pg-showcase-badge-left {
  position: absolute;
  top: 10px;
  left: 10px;
  background: rgba(15, 23, 42, 0.85);
  color: #ffffff;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 6px;
  pointer-events: none;
  z-index: 6;
}

.pg-showcase-badge-right {
  position: absolute;
  top: 10px;
  right: 10px;
  background: rgba(2, 132, 199, 0.9);
  color: #ffffff;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 6px;
  pointer-events: none;
  z-index: 6;
}

.pg-showcase-plan-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 0.4rem;
  font-size: 0.78rem;
  color: #94a3b8;
}

.pg-showcase-dots {
  display: flex;
  gap: 6px;
  margin-top: 0.6rem;
}

.pg-showcase-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.25);
  cursor: pointer;
  transition: all 0.2s;
}

.pg-showcase-dot.active {
  background: #f59e0b;
  transform: scale(1.2);
}

/* Step 2: Hero Featured Plan Stage */
.fp-hero-featured-box {
  background: #ffffff;
  border: 2.5px solid #0284c7;
  border-radius: 20px;
  box-shadow: 0 15px 40px rgba(2, 132, 199, 0.12), 0 4px 12px rgba(0, 0, 0, 0.05);
  overflow: hidden;
  margin-bottom: 2.5rem;
}

.fp-hero-header {
  background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
  border-bottom: 1.5px solid #bae6fd;
  padding: 1.25rem 1.75rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.fp-hero-main-layout {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 1.5rem;
  padding: 1.5rem 1.75rem;
  align-items: start;
}

@media (max-width: 960px) {
  .fp-hero-main-layout {
    grid-template-columns: 1fr;
  }
}

.fp-hero-slider-stage {
  position: relative;
  width: 100%;
  height: 420px;
  background: #ffffff;
  border-radius: 14px;
  border: 1px solid #e2e8f0;
  overflow: hidden;
  box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.04);
}

.fp-hero-details {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.fp-card-active-indicator {
  border: 2.5px solid #0284c7 !important;
  background: #f0f9ff !important;
  box-shadow: 0 8px 24px rgba(2, 132, 199, 0.2) !important;
}

.pg-compare-tag-left {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(15, 23, 42, 0.85);
  color: #ffffff;
  padding: 4px 10px;
  border-radius: 8px;
  font-size: 0.72rem;
  font-weight: 700;
  border: 1px solid rgba(255, 255, 255, 0.2);
  z-index: 5;
}

.pg-compare-tag-right {
  position: absolute;
  top: 14px;
  right: 14px;
  background: rgba(245, 158, 11, 0.9);
  color: #0f172a;
  padding: 4px 10px;
  border-radius: 8px;
  font-size: 0.72rem;
  font-weight: 800;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  z-index: 5;
}

/* ビューアアクションボタン列 */
.pg-action-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(51, 65, 85, 0.6);
}

.pg-action-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}

.pg-tag-pill {
  font-size: 0.7rem;
  padding: 3px 8px;
  background: rgba(30, 41, 59, 0.8);
  border: 1px solid rgba(71, 85, 105, 0.6);
  border-radius: 6px;
  color: #94a3b8;
}

.pg-action-btns {
  display: flex;
  gap: 0.75rem;
}

.pg-btn-remix {
  display: flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, #0284c7 0%, #38bdf8 100%);
  color: #ffffff;
  font-weight: 800;
  font-size: 0.86rem;
  padding: 9px 18px;
  border-radius: 12px;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(2, 132, 199, 0.3);
  transition: all 0.2s;
}

.pg-btn-remix:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(2, 132, 199, 0.5);
}

.pg-btn-parse {
  display: flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, #d97706 0%, #f59e0b 100%);
  color: #0f172a;
  font-weight: 800;
  font-size: 0.86rem;
  padding: 9px 18px;
  border-radius: 12px;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(217, 119, 6, 0.3);
  transition: all 0.2s;
}

.pg-btn-parse:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(217, 119, 6, 0.5);
}

/* カード一覧グリッド */
.pg-grid-section {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.pg-grid-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 0.25rem;
}

.pg-grid-count {
  font-size: 0.9rem;
  color: #cbd5e1;
  font-weight: 600;
}

.pg-grid-count strong {
  color: #fde68a;
  font-size: 1.05rem;
}

.pg-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
}

.pg-plan-card {
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(51, 65, 85, 0.7);
  border-radius: 18px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
}

.pg-plan-card:hover {
  transform: translateY(-4px);
  border-color: rgba(245, 158, 11, 0.7);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.45);
}

.pg-plan-card.active-selected {
  border-color: #f59e0b;
  box-shadow: 0 0 0 2px rgba(245, 158, 11, 0.4), 0 12px 30px rgba(0, 0, 0, 0.45);
}

.pg-card-thumb-wrap {
  position: relative;
  width: 100%;
  height: 180px;
  background: #020617;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pg-card-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.pg-plan-card:hover .pg-card-thumb {
  transform: scale(1.05);
}

.pg-card-badge-dir {
  position: absolute;
  top: 10px;
  left: 10px;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(8px);
  color: #fde68a;
  border: 1px solid rgba(245, 158, 11, 0.5);
  padding: 3px 8px;
  border-radius: 8px;
  font-size: 0.7rem;
  font-weight: 700;
}

.pg-card-badge-floor {
  position: absolute;
  top: 10px;
  right: 10px;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(8px);
  color: #e2e8f0;
  border: 1px solid rgba(71, 85, 105, 0.8);
  padding: 3px 8px;
  border-radius: 8px;
  font-size: 0.7rem;
  font-weight: 600;
}

.pg-card-body {
  padding: 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex: 1;
}

.pg-card-title {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 700;
  color: #f1f5f9;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.pg-card-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 8px;
  font-size: 0.76rem;
  color: #94a3b8;
  margin-top: 0.2rem;
}

.pg-card-spec-item {
  display: flex;
  align-items: center;
  gap: 4px;
}

.pg-card-footer {
  margin-top: auto;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(51, 65, 85, 0.5);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.76rem;
  color: #38bdf8;
  font-weight: 700;
}

/* ページネーション・もっと見る */
.pg-loadmore-wrap {
  text-align: center;
  padding: 1.5rem 0;
}

.pg-btn-loadmore {
  background: rgba(30, 41, 59, 0.9);
  border: 1px solid rgba(71, 85, 105, 0.8);
  color: #e2e8f0;
  font-size: 0.86rem;
  font-weight: 700;
  padding: 10px 24px;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.2s;
}

.pg-btn-loadmore:hover {
  background: #334155;
  border-color: #38bdf8;
  color: #38bdf8;
}

/* Grid 4 columns for Step 2 matched candidates */
.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

@media (max-width: 1200px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .grid-4 {
    grid-template-columns: 1fr;
  }
}

/* --- High-contrast Studio Action Buttons (Zero White-on-White) --- */
#btn-reset-step1-conditions,
#btn-back-to-step1,
#btn-back-to-step2 {
  background: #f1f5f9 !important;
  color: #0f172a !important;
  border: 1.5px solid #94a3b8 !important;
  font-weight: 800 !important;
  text-shadow: none !important;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08) !important;
}

#btn-reset-step1-conditions:hover,
#btn-back-to-step1:hover,
#btn-back-to-step2:hover {
  background: #e2e8f0 !important;
  color: #0284c7 !important;
  border-color: #0284c7 !important;
}

#btn-toggle-all-plans {
  background: #e0f2fe !important;
  color: #0369a1 !important;
  border: 2px solid #0284c7 !important;
  font-weight: 800 !important;
  text-shadow: none !important;
  box-shadow: 0 2px 6px rgba(2, 132, 199, 0.15) !important;
}

#btn-toggle-all-plans:hover {
  background: #bae6fd !important;
  color: #0c4a6e !important;
  border-color: #0369a1 !important;
}

#btn-reset-to-step1-from-step2,
#btn-reset-to-step1-from-step3 {
  background: #fef2f2 !important;
  color: #b91c1c !important;
  border: 1.5px solid #fca5a5 !important;
  font-weight: 800 !important;
  text-shadow: none !important;
}

#btn-reset-to-step1-from-step2:hover,
#btn-reset-to-step1-from-step3:hover {
  background: #fee2e2 !important;
  color: #991b1b !important;
  border-color: #f87171 !important;
}

/* ========================================================
   AI Perspective Studio: Before/After Comparison Slider (Clip-Path Powered)
   ======================================================== */
.pers-compare-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  max-height: 640px;
  overflow: hidden;
  border-radius: 14px;
  user-select: none;
  cursor: ew-resize;
  background: #0b0f19;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
}

.pers-compare-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  pointer-events: none;
}

.pers-compare-before {
  z-index: 1;
}

.pers-compare-after-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
  pointer-events: none;
  clip-path: polygon(0 0, 50% 0, 50% 100%, 0 100%);
  transition: none;
}

.pers-compare-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 4px;
  z-index: 10;
  transform: translateX(-50%);
  pointer-events: none;
}

.pers-compare-line {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  background: #f59e0b;
  transform: translateX(-50%);
  box-shadow: 0 0 10px rgba(245, 158, 11, 0.8);
}

.pers-compare-knob {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: #f59e0b;
  color: #0f172a;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 900;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.5);
  border: 2px solid #ffffff;
}

.pers-badge-label {
  position: absolute;
  top: 14px;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 800;
  z-index: 5;
  backdrop-filter: blur(8px);
}

.pers-badge-left {
  left: 14px;
  background: rgba(15, 23, 42, 0.8);
  color: #f8fafc;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.pers-badge-right {
  right: 14px;
  background: rgba(217, 119, 6, 0.85);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

#perspective-dropzone.dragover {
  border-color: #f59e0b !important;
  background: #fef3c7 !important;
}



/* ========================================================
   Mobile & Smartphone Optimization (iOS / Android)
   パース工房 ＆ 間取り検索スタジオ スマホ専用最適化
   ======================================================== */
.modeller-main-grid {
  display: grid;
  grid-template-columns: 400px 1fr;
  gap: 1.5rem;
  align-items: start;
}

.modeller-controls-col {
  background: #f8fafc;
  border: 1.5px solid #cbd5e1;
  border-radius: 14px;
  padding: 1.4rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
  max-height: 840px;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.modeller-canvas-col {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.modeller-canvas-wrapper {
  position: relative;
  width: 100%;
  height: 580px;
  border-radius: 12px;
  overflow: hidden;
  touch-action: none; /* スマホで3D操作時にブラウザスクロールを防止 */
}

.mobile-nav-guide {
  display: none;
}

@media (max-width: 992px) {
  /* 2カラムから1カラム（縦並び）へ */
  .modeller-main-grid {
    grid-template-columns: 1fr !important;
    gap: 1.2rem !important;
  }

  /* モバイルではキャンバスを先に、操作を後に配置して見やすく */
  .modeller-canvas-col {
    order: 1 !important;
  }
  .modeller-controls-col {
    order: 2 !important;
    max-height: none !important;
    overflow-y: visible !important;
    padding: 1rem !important;
  }

  /* キャンバス高さをスマホの縦長画面にフィット (360px) */
  .modeller-canvas-wrapper {
    height: 360px !important;
  }

  /* ウィザードステップを2×2のモバイルフレンドリー配置に */
  #modeller-wizard-stepper {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 8px !important;
  }

  .wizard-step-btn {
    padding: 0.6rem 0.7rem !important;
    min-height: 50px !important;
  }

  /* スマホでの入力フォーム・ボタン押しやすさ向上（タップ領域 44px+） */
  .form-input, .form-select {
    font-size: 16px !important; /* iOS 自動ズーム防止 */
    min-height: 44px !important;
  }

  /* 形状プリセットボタンの折り返しとタッチ性 */
  .modeller-shape-preset {
    padding: 6px 12px !important;
    min-height: 38px !important;
    font-size: 0.8rem !important;
  }

  /* 3Dナビゲーションのタッチ専用ガイド */
  .desktop-nav-guide {
    display: none !important;
  }
  .mobile-nav-guide {
    display: flex !important;
  }

  /* 部位別ストックのグリッドをスマホで整列 */
  .stock-slots-grid {
    grid-template-columns: 1fr !important;
    gap: 12px !important;
  }
}

@media (max-width: 640px) {
  /* 極小スマートフォン向け調整 (iPhone SE, 375px) */
  .modeller-canvas-wrapper {
    height: 320px !important;
  }

  /* 間取り検索フィルターのコンパクト化 */
  .plan-search-header {
    flex-direction: column !important;
    align-items: stretch !important;
  }

  .plan-filter-group {
    flex-wrap: wrap !important;
    gap: 6px !important;
  }

  /* モーダルポップアップの全画面化 */
  .plan-modal-content {
    width: 96% !important;
    max-height: 90vh !important;
    padding: 1rem !important;
    margin: 10px auto !important;
  }
}


.modeller-canvas-header-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.8rem;
  background: #0f172a;
  color: #fff;
  padding: 0.6rem 1rem;
  border-radius: 8px;
  flex-wrap: wrap;
  gap: 8px;
}

@media (max-width: 640px) {
  .modeller-canvas-header-bar {
    padding: 0.5rem 0.7rem !important;
  }
  #modeller-canvas-title {
    font-size: 0.72rem !important;
    display: block !important;
    width: 100% !important;
    order: 3 !important;
    opacity: 0.85 !important;
    border-top: 1px solid rgba(255, 255, 255, 0.1) !important;
    padding-top: 4px !important;
    margin-top: 2px !important;
  }
}


@media (max-width: 640px) {
  .modeller-door-row {
    grid-template-columns: 1fr !important;
  }
}

/* ==========================================================================
   15万円設計申込 プレミアムアトリエゲートモーダル
   ========================================================================== */
.atelier-modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 99999;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(6px);
  overflow-y: auto;
  padding: 1.5rem 1rem;
}
.atelier-modal-card {
  background: #ffffff;
  max-width: 960px;
  margin: 2rem auto;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(0,0,0,0.4);
  border: 2px solid #f59e0b;
  position: relative;
}
.atelier-modal-close {
  position: absolute;
  top: 16px;
  right: 18px;
  background: #f1f5f9;
  border: none;
  font-size: 1.5rem;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  color: #475569;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
}
.atelier-modal-header {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: #fff;
  padding: 2.2rem 2rem 1.8rem;
  text-align: center;
  border-bottom: 3px solid #f59e0b;
}
.atelier-badge-gold {
  background: linear-gradient(135deg, #d97706, #f59e0b);
  color: #0f172a;
  font-weight: 900;
  font-size: 0.82rem;
  padding: 4px 16px;
  border-radius: 20px;
  display: inline-block;
  margin-bottom: 0.8rem;
}
.atelier-comic-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.2rem;
  margin-bottom: 2rem;
}
.atelier-comic-card {
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  overflow: hidden;
  background: #fafafa;
}
.atelier-benefits-box {
  background: #f8fafc;
  border: 1.5px solid #cbd5e1;
  border-radius: 14px;
  padding: 1.5rem;
  margin-bottom: 2rem;
}
.atelier-passcode-box {
  display: none;
  margin-top: 1.5rem;
  text-align: center;
  background: #fffbeb;
  border: 1.5px solid #fde68a;
  border-radius: 12px;
  padding: 1.2rem;
}