/* ==========================================================================
   Smart Pyeong Area Calculator - WordPress Encapsulated Stylesheet
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

/* Main Wrapper Isolation */
.pyeong-calc-wp-wrapper {
  /* Color Palette - Dark Theme (Default) */
  --bg-dark: #0f172a;
  --bg-card: rgba(30, 41, 59, 0.85);
  --bg-card-solid: #1e293b;
  --bg-card-hover: rgba(51, 65, 85, 0.8);
  --bg-input: rgba(15, 23, 42, 0.6);
  --border-color: rgba(255, 255, 255, 0.12);
  --border-focus: #6366f1;
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  /* Brand Accent Colors */
  --accent-primary: #6366f1; /* Indigo */
  --accent-primary-hover: #4f46e5;
  --accent-secondary: #10b981; /* Emerald */
  --accent-tertiary: #f59e0b; /* Amber */
  --accent-rose: #f43f5e;
  --accent-cyan: #06b6d4;

  --gradient-glow: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(16, 185, 129, 0.15));
  --gradient-primary: linear-gradient(135deg, #6366f1, #8b5cf6);
  --gradient-emerald: linear-gradient(135deg, #10b981, #059669);
  --gradient-amber: linear-gradient(135deg, #f59e0b, #d97706);

  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.4), 0 8px 10px -6px rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.25);
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);

  width: 100%;
  margin: 16px 0;
  box-sizing: border-box;
  font-family: 'Plus Jakarta Sans', 'Noto Sans KR', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text-primary);
}

.pyeong-calc-wp-wrapper[data-theme="light"] {
  --bg-dark: #f8fafc;
  --bg-card: rgba(255, 255, 255, 0.9);
  --bg-card-solid: #ffffff;
  --bg-card-hover: #f1f5f9;
  --bg-input: #ffffff;
  --border-color: rgba(203, 213, 225, 0.8);
  --border-focus: #4f46e5;

  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;

  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 25px -5px rgba(15, 23, 42, 0.08), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
  --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.15);
}

/* Base resets within wrapper */
.pyeong-calc-wp-wrapper * {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

.pyeong-calc-wp-wrapper .app-container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 20px;
  background-color: var(--bg-dark);
  padding: 20px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg);
}

/* Header */
.pyeong-calc-wp-wrapper header.pyeong-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 22px;
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
}

.pyeong-calc-wp-wrapper .logo-group {
  display: flex;
  align-items: center;
  gap: 14px;
}

.pyeong-calc-wp-wrapper .logo-icon {
  width: 42px;
  height: 42px;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 20px;
  box-shadow: var(--shadow-glow);
}

.pyeong-calc-wp-wrapper .logo-text h2 {
  font-size: 1.25rem;
  font-weight: 800;
  margin: 0;
  line-height: 1.2;
  color: var(--text-primary);
}

.pyeong-calc-wp-wrapper .logo-text p {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin: 4px 0 0 0;
}

.pyeong-calc-wp-wrapper .theme-toggle-btn {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: var(--transition-fast);
}

.pyeong-calc-wp-wrapper .theme-toggle-btn:hover {
  border-color: var(--accent-primary);
  transform: translateY(-2px);
}

/* Nav Tabs */
.pyeong-calc-wp-wrapper .nav-tabs {
  display: flex;
  gap: 6px;
  background: var(--bg-card);
  padding: 6px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  overflow-x: auto;
}

.pyeong-calc-wp-wrapper .tab-btn {
  flex: 1;
  min-width: 130px;
  padding: 10px 14px;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: var(--transition-fast);
  white-space: nowrap;
}

.pyeong-calc-wp-wrapper .tab-btn:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

.pyeong-calc-wp-wrapper .tab-btn.active {
  background: var(--gradient-primary);
  color: #ffffff;
  box-shadow: var(--shadow-glow);
}

/* Panels & Cards */
.pyeong-calc-wp-wrapper .panel {
  display: none;
  flex-direction: column;
  gap: 16px;
}

.pyeong-calc-wp-wrapper .panel.active {
  display: flex;
}

.pyeong-calc-wp-wrapper .card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.pyeong-calc-wp-wrapper .card-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.pyeong-calc-wp-wrapper .subtitle {
  font-size: 0.825rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* Converter */
.pyeong-calc-wp-wrapper .converter-grid {
  display: grid;
  grid-template-columns: 1fr 50px 1fr;
  gap: 14px;
  align-items: center;
}

@media (max-width: 768px) {
  .pyeong-calc-wp-wrapper .converter-grid {
    grid-template-columns: 1fr;
  }
}

.pyeong-calc-wp-wrapper .unit-box {
  background: var(--bg-input);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.pyeong-calc-wp-wrapper .unit-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.pyeong-calc-wp-wrapper .unit-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.pyeong-calc-wp-wrapper .unit-badge {
  font-size: 0.725rem;
  font-weight: 700;
  padding: 3px 8px;
  background: rgba(99, 102, 241, 0.15);
  color: var(--accent-primary);
  border-radius: var(--radius-full);
}

.pyeong-calc-wp-wrapper .input-wrapper {
  display: flex;
  align-items: center;
  gap: 8px;
}

.pyeong-calc-wp-wrapper .unit-input {
  width: 100%;
  background: transparent;
  border: none;
  outline: none;
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-primary);
  padding: 0;
  margin: 0;
  box-shadow: none;
}

.pyeong-calc-wp-wrapper .unit-symbol {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-muted);
}

.pyeong-calc-wp-wrapper .swap-btn-container {
  display: flex;
  justify-content: center;
}

.pyeong-calc-wp-wrapper .swap-btn {
  width: 42px;
  height: 42px;
  background: var(--bg-card-solid);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  color: var(--accent-primary);
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.pyeong-calc-wp-wrapper .swap-btn:hover {
  background: var(--accent-primary);
  color: #fff;
  transform: rotate(180deg);
}

.pyeong-calc-wp-wrapper .preset-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pyeong-calc-wp-wrapper .chip {
  padding: 6px 12px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  color: var(--text-primary);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
}

.pyeong-calc-wp-wrapper .chip:hover,
.pyeong-calc-wp-wrapper .chip.active {
  background: var(--accent-primary);
  color: #fff;
  border-color: var(--accent-primary);
}

/* Secondary units */
.pyeong-calc-wp-wrapper .other-units-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
}

.pyeong-calc-wp-wrapper .other-unit-card {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.pyeong-calc-wp-wrapper .unit-name {
  font-size: 0.825rem;
  color: var(--text-secondary);
}

.pyeong-calc-wp-wrapper .unit-val {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.pyeong-calc-wp-wrapper .controls-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--border-color);
}

.pyeong-calc-wp-wrapper .precision-btn {
  padding: 3px 8px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.775rem;
  font-weight: 600;
  cursor: pointer;
}

.pyeong-calc-wp-wrapper .precision-btn.active {
  background: var(--accent-primary);
  color: #fff;
}

.pyeong-calc-wp-wrapper .btn-secondary {
  padding: 6px 14px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.pyeong-calc-wp-wrapper .btn-secondary:hover {
  border-color: var(--accent-rose);
  color: var(--accent-rose);
}

/* Tab 2: Room & Canvas */
.pyeong-calc-wp-wrapper .calc-split-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 20px;
}

@media (max-width: 850px) {
  .pyeong-calc-wp-wrapper .calc-split-layout {
    grid-template-columns: 1fr;
  }
}

.pyeong-calc-wp-wrapper .form-group-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.pyeong-calc-wp-wrapper .input-field-group label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.pyeong-calc-wp-wrapper .input-field-wrapper {
  display: flex;
  align-items: center;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 8px 12px;
}

.pyeong-calc-wp-wrapper .input-field-wrapper input {
  width: 100%;
  background: transparent;
  border: none;
  outline: none;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  padding: 0;
  margin: 0;
}

.pyeong-calc-wp-wrapper .shape-selector {
  display: flex;
  gap: 6px;
  margin-bottom: 10px;
}

.pyeong-calc-wp-wrapper .shape-btn {
  flex: 1;
  padding: 6px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
}

.pyeong-calc-wp-wrapper .shape-btn.active {
  background: rgba(99, 102, 241, 0.2);
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

.pyeong-calc-wp-wrapper .canvas-card {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.pyeong-calc-wp-wrapper .canvas-container {
  width: 100%;
  height: 240px;
}

.pyeong-calc-wp-wrapper canvas.roomCanvas {
  width: 100%;
  height: 100%;
  border-radius: var(--radius-sm);
}

.pyeong-calc-wp-wrapper .result-summary-box {
  background: var(--gradient-glow);
  border: 1px solid rgba(99, 102, 241, 0.3);
  border-radius: var(--radius-md);
  padding: 14px;
  display: flex;
  justify-content: space-around;
  text-align: center;
}

.pyeong-calc-wp-wrapper .res-item h4 {
  font-size: 0.775rem;
  color: var(--text-secondary);
  margin-bottom: 2px;
}

.pyeong-calc-wp-wrapper .res-item p {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--accent-primary);
  margin: 0;
}

/* Tab 3: Apartment */
.pyeong-calc-wp-wrapper .apt-type-selector {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 10px;
}

.pyeong-calc-wp-wrapper .apt-card-btn {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 14px 10px;
  text-align: center;
  cursor: pointer;
}

.pyeong-calc-wp-wrapper .apt-card-btn.active {
  background: rgba(16, 185, 129, 0.15);
  border-color: var(--accent-secondary);
}

.pyeong-calc-wp-wrapper .apt-card-btn h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.pyeong-calc-wp-wrapper .apt-card-btn p {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-top: 2px;
}

.pyeong-calc-wp-wrapper .area-type-explanation {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.pyeong-calc-wp-wrapper .exp-box {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 14px;
}

.pyeong-calc-wp-wrapper .exp-box.exclusive { border-left: 4px solid var(--accent-primary); }
.pyeong-calc-wp-wrapper .exp-box.supply { border-left: 4px solid var(--accent-secondary); }
.pyeong-calc-wp-wrapper .exp-box.contract { border-left: 4px solid var(--accent-tertiary); }

.pyeong-calc-wp-wrapper .exp-title {
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.pyeong-calc-wp-wrapper .exp-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.pyeong-calc-wp-wrapper .comparison-bar-container {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.pyeong-calc-wp-wrapper .bar-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.pyeong-calc-wp-wrapper .bar-label {
  width: 80px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.pyeong-calc-wp-wrapper .bar-track {
  flex: 1;
  height: 22px;
  background: var(--bg-input);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.pyeong-calc-wp-wrapper .bar-fill {
  height: 100%;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-right: 10px;
  font-size: 0.725rem;
  font-weight: 700;
  color: #fff;
  transition: width 0.5s ease;
}

.pyeong-calc-wp-wrapper .bar-fill.exclusive { background: var(--gradient-primary); }
.pyeong-calc-wp-wrapper .bar-fill.supply { background: var(--gradient-emerald); }
.pyeong-calc-wp-wrapper .bar-fill.contract { background: var(--gradient-amber); }

/* Tab 4: Price */
.pyeong-calc-wp-wrapper .price-calc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

@media (max-width: 768px) {
  .pyeong-calc-wp-wrapper .price-calc-grid {
    grid-template-columns: 1fr;
  }
}

.pyeong-calc-wp-wrapper .price-output-box {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.pyeong-calc-wp-wrapper .price-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--border-color);
}

.pyeong-calc-wp-wrapper .price-item-label {
  font-size: 0.825rem;
  color: var(--text-secondary);
}

.pyeong-calc-wp-wrapper .price-item-value {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--accent-secondary);
}

/* Tab 5: Furniture */
.pyeong-calc-wp-wrapper .furniture-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
}

.pyeong-calc-wp-wrapper .furniture-card {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 14px;
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
}

.pyeong-calc-wp-wrapper .furniture-card.selected {
  border-color: var(--accent-primary);
  background: rgba(99, 102, 241, 0.15);
}

.pyeong-calc-wp-wrapper .furniture-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: var(--bg-card-solid);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--accent-primary);
}

.pyeong-calc-wp-wrapper .furniture-info h4 {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.pyeong-calc-wp-wrapper .furniture-info p {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin: 0;
}

.pyeong-calc-wp-wrapper .occupancy-gauge-box {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.pyeong-calc-wp-wrapper .gauge-header {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  font-weight: 600;
}

.pyeong-calc-wp-wrapper .gauge-track {
  height: 18px;
  background: var(--bg-input);
  border-radius: var(--radius-full);
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.pyeong-calc-wp-wrapper .gauge-fill {
  height: 100%;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  transition: width 0.4s ease;
}

/* History */
.pyeong-calc-wp-wrapper .history-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 180px;
  overflow-y: auto;
}

.pyeong-calc-wp-wrapper .history-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 0.8rem;
}

/* Toast */
.pyeong-calc-wp-wrapper .toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--accent-primary);
  color: #fff;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  font-weight: 600;
  font-size: 0.85rem;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.3s ease;
  pointer-events: none;
  z-index: 9999;
}

.pyeong-calc-wp-wrapper .toast.show {
  opacity: 1;
  transform: translateY(0);
}