/* ==========================================
   LUCKY.COLORSTONE - Design System & Styles
   ========================================== */

/* Fonts Import */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:ital,wght@0,500;0,600;0,700;1,400&display=swap');

:root {
  /* Gen Z & Millennial 60-30-10 Color Scheme */
  --color-bg-cream: #F6F2FF; /* Soft Pastel Lavender Primary Background */
  --color-card-cream: #FCFBFF; /* Brighter Card Background */
  
  --color-lavender-light: #F6F6FF;
  --color-lavender: #E6E6FA; /* Pastel Purple Accent */
  --color-lavender-dark: #B5A9DB;
  --color-lavender-glow: rgba(230, 230, 250, 0.6);
  --color-lavender-shadow: rgba(181, 169, 219, 0.18);
  
  --color-velvet-red: #8B0000; /* Velvet Red CTAs/Price */
  --color-velvet-red-dark: #660000;
  --color-velvet-red-light: #FFEAEA;
  --color-velvet-red-glow: rgba(139, 0, 0, 0.15);
  
  /* Semantic Mappings to preserve existing selectors */
  --color-navy-dark: #40304D;
  --color-navy: #554466;
  --color-navy-light: #7E6C90;
  --color-navy-muted: #9E8DAE;
  
  --color-gold: var(--color-lavender-dark);
  --color-gold-light: var(--color-lavender-light);
  --color-gold-dark: var(--color-navy);
  --color-gold-glow: var(--color-lavender-glow);
  --color-bg-light: var(--color-bg-cream);
  --color-white: var(--color-card-cream);
  
  /* CTAs & States mapping */
  --color-green: var(--color-velvet-red);
  --color-green-dark: var(--color-velvet-red-dark);
  --color-green-light: var(--color-velvet-red-light);
  --color-red: var(--color-velvet-red);
  --color-red-light: var(--color-velvet-red-light);
  --color-gray-border: #E8DFF5; /* Soft light lavender-gray border */
  --color-gray-bg: #F4EEFF; /* Soft light lavender-gray bg */
  
  /* Transitions */
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.15s ease-out;
  
  /* Shadow Systems */
  --shadow-sm: 0 2px 8px var(--color-lavender-shadow);
  --shadow-md: 0 8px 24px var(--color-lavender-shadow);
  --shadow-lg: 0 16px 32px var(--color-lavender-shadow);
  --shadow-gold: 0 8px 20px var(--color-lavender-shadow);
  
  /* Active Slot Highlight Color */
  --color-accent-velvet: var(--color-velvet-red);
}
/* Reset & Base Rules */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: #0A1128; /* Dark outer container for desktop mockups */
  color: #1E293B;
  line-height: 1.5;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
}

/* Mobile Frame Wrapper (Vibe: Mobile-first & LINE LIFF optimized) */
.app-container {
  width: 100%;
  max-width: 480px;
  height: 100vh;
  min-height: 100vh;
  background: linear-gradient(180deg, #FBF9FF 0%, #F6F2FF 55%, #F2ECFF 100%);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  box-shadow: 0 0 40px rgba(0, 0, 0, 0.4);
}

/* Subtle luxury cosmetic packaging style glitter overlay */
.app-container::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160' viewBox='0 0 160 160'%3E%3Ccircle cx='15' cy='20' r='0.6' fill='%23ffffff' opacity='0.7'/%3E%3Ccircle cx='55' cy='12' r='0.8' fill='%23B5A9DB' opacity='0.5'/%3E%3Ccircle cx='110' cy='35' r='0.5' fill='%23ffffff' opacity='0.8'/%3E%3Ccircle cx='140' cy='18' r='0.7' fill='%23B5A9DB' opacity='0.6'/%3E%3Ccircle cx='8' cy='70' r='1.0' fill='%23ffffff' opacity='0.6'/%3E%3Ccircle cx='75' cy='65' r='0.6' fill='%23B5A9DB' opacity='0.8'/%3E%3Ccircle cx='125' cy='90' r='0.8' fill='%23ffffff' opacity='0.7'/%3E%3Ccircle cx='48' cy='105' r='0.4' fill='%23B5A9DB' opacity='0.5'/%3E%3Ccircle cx='28' cy='135' r='0.8' fill='%23ffffff' opacity='0.7'/%3E%3Ccircle cx='92' cy='130' r='0.4' fill='%23B5A9DB' opacity='0.8'/%3E%3Ccircle cx='132' cy='145' r='0.6' fill='%23ffffff' opacity='0.6'/%3E%3Ccircle cx='68' cy='155' r='1.0' fill='%23B5A9DB' opacity='0.5'/%3E%3C/svg%3E");
  background-repeat: repeat;
  opacity: 0.04; /* Extremely subtle 4% opacity */
  pointer-events: none;
  z-index: 9999;
}

/* Fixed Navigation Header */
.app-header {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-gray-border);
  z-index: 100;
  padding: 12px 16px 8px 16px;
  box-shadow: var(--shadow-sm);
}

.header-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.brand-logo {
  font-family: 'Playfair Display', serif;
  font-weight: 700;
  font-size: 19px;
  letter-spacing: 1px;
  color: var(--color-navy-dark);
  text-decoration: none;
  background: linear-gradient(135deg, var(--color-navy-dark) 30%, var(--color-gold-dark) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.home-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-navy);
  border-radius: 50%;
  transition: var(--transition-fast);
}

.home-btn:hover {
  background-color: var(--color-gray-bg);
}

/* Progress Stepper */
.stepper-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 8px;
  position: relative;
  padding: 0 10px;
}

.stepper-line {
  position: absolute;
  top: 50%;
  left: 30px;
  right: 30px;
  height: 2px;
  background-color: var(--color-gray-border);
  transform: translateY(-50%);
  z-index: 1;
}

.stepper-line-progress {
  position: absolute;
  top: 50%;
  left: 30px;
  width: 0%;
  height: 2px;
  background-color: var(--color-gold);
  transform: translateY(-50%);
  z-index: 2;
  transition: var(--transition-smooth);
}

.step-node {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background-color: var(--color-white);
  border: 2px solid var(--color-gray-border);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 3;
  font-size: 11px;
  font-weight: 700;
  color: var(--color-navy-muted);
  transition: var(--transition-smooth);
}

.step-node.active {
  border-color: var(--color-gold);
  background-color: var(--color-navy);
  color: var(--color-gold);
  box-shadow: 0 0 10px var(--color-gold-glow);
}

.step-node.completed {
  border-color: var(--color-gold);
  background-color: var(--color-gold);
  color: var(--color-navy-dark);
}

.step-label-text {
  text-align: center;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-navy-muted);
  margin-top: 4px;
  display: none; /* Keep clean, we show label below */
}

.step-indicator-text {
  text-align: center;
  font-size: 11px;
  font-weight: 600;
  color: var(--color-gold-dark);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 4px;
}

/* Main Content Views */
.app-content {
  flex: 1;
  overflow-y: auto;
  padding: 110px 16px 90px 16px;
  display: flex;
  flex-direction: column;
}

.step-view {
  display: none;
  animation: fadeIn 0.4s ease-out forwards;
}

.step-view.active {
  display: flex;
  flex-direction: column;
  height: 100%;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Typography styles inside steps */
.step-title {
  font-family: 'Playfair Display', serif;
  font-size: 24px;
  color: var(--color-navy-dark);
  margin-bottom: 4px;
  font-weight: 700;
}

.step-subtitle {
  font-size: 14px;
  color: var(--color-navy-muted);
  margin-bottom: 20px;
}

/* Step 1: Wrist Measurement elements */
.wrist-visual-card {
  background-color: var(--color-white);
  border-radius: 16px;
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  border: 1px solid rgba(212, 175, 55, 0.1);
}

.wrist-illustration-svg {
  width: 160px;
  height: 160px;
  margin-bottom: 12px;
}

.wrist-tip {
  font-size: 12px;
  color: var(--color-navy-muted);
  text-align: center;
  background-color: var(--color-bg-light);
  padding: 8px 12px;
  border-radius: 8px;
  width: 100%;
  border-left: 3px solid var(--color-gold);
}

.size-selection-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 24px;
}

.size-btn {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-border);
  color: var(--color-navy);
  border-radius: 12px;
  padding: 12px 0;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.size-btn:hover {
  border-color: var(--color-gold);
  background-color: rgba(212, 175, 55, 0.05);
}

.size-btn.active {
  background-color: var(--color-navy);
  border-color: var(--color-gold);
  color: var(--color-gold);
  box-shadow: var(--shadow-gold);
  transform: translateY(-2px);
}

.size-btn span {
  font-size: 10px;
  opacity: 0.8;
  font-weight: 400;
}

/* Personalization Input */
.name-input-group {
  background-color: var(--color-white);
  padding: 16px;
  border-radius: 16px;
  box-shadow: var(--shadow-md);
  margin-bottom: 16px;
  border: 1px solid var(--color-gray-border);
}

.name-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-navy);
  margin-bottom: 8px;
}

.name-input {
  width: 100%;
  padding: 12px 16px;
  font-size: 15px;
  border: 1px solid var(--color-gray-border);
  border-radius: 10px;
  background-color: var(--color-bg-light);
  color: var(--color-navy);
  transition: var(--transition-fast);
  font-family: inherit;
}

.name-input:focus {
  outline: none;
  border-color: var(--color-gold);
  background-color: var(--color-white);
  box-shadow: 0 0 0 3px var(--color-gold-glow);
}

/* Step 2: Bead Size elements */
.bead-size-options {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.bead-size-card {
  background-color: var(--color-white);
  border: 2px solid var(--color-gray-border);
  border-radius: 16px;
  padding: 16px 20px;
  cursor: pointer;
  transition: var(--transition-smooth);
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
}

.bead-size-card:hover {
  border-color: var(--color-gold-light);
}

.bead-size-card.active {
  border-color: var(--color-gold);
  box-shadow: var(--shadow-gold);
  background: linear-gradient(to right, var(--color-white), rgba(212, 175, 55, 0.03));
}

.bead-size-info {
  display: flex;
  align-items: center;
  gap: 16px;
}

.bead-size-preview {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.bead-preview-circle {
  background: radial-gradient(circle at 35% 35%, var(--color-gold-light) 0%, var(--color-gold) 60%, var(--color-gold-dark) 100%);
  border-radius: 50%;
  box-shadow: inset -2px -2px 6px rgba(0,0,0,0.3), 2px 4px 8px rgba(0,0,0,0.2);
}

.bead-size-details h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-navy-dark);
}

.bead-size-details p {
  font-size: 12px;
  color: var(--color-navy-muted);
}

.radio-check {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 2px solid var(--color-gray-border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.bead-size-card.active .radio-check {
  border-color: var(--color-gold);
}

.bead-size-card.active .radio-check::after {
  content: '';
  width: 10px;
  height: 10px;
  background-color: var(--color-gold);
  border-radius: 50%;
  display: block;
}

.bead-estimation-banner {
  margin-top: 24px;
  padding: 16px;
  background-color: var(--color-white);
  border-radius: 12px;
  border: 1px dashed var(--color-gold);
  text-align: center;
  font-size: 13px;
  color: var(--color-navy-muted);
}

.bead-estimation-banner strong {
  color: var(--color-navy-dark);
}

/* Step 3: Interactive Canvas & Catalog */
.designer-workspace {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* Interactive Canvas card */
.canvas-card {
  background-color: var(--color-white);
  border-radius: 20px;
  padding: 12px;
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(212, 175, 55, 0.1);
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
}

.canvas-container {
  position: relative;
  width: 250px;
  height: 250px;
  margin: 8px 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* SVG loop nodes animation */
.bead-node {
  cursor: pointer;
  transition: var(--transition-smooth);
}

.bead-node:hover {
  transform: scale(1.08);
}



@keyframes popIn {
  0% { transform: scale(0); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

.bead-slot-border {
  transition: var(--transition-smooth);
}

.bead-node.active .bead-slot-border {
  stroke: var(--color-gold);
  stroke-dasharray: 4 2;
  animation: rotateDashed 10s linear infinite;
}

@keyframes rotateDashed {
  to { stroke-dashoffset: -20; }
}

.canvas-center-info {
  position: absolute;
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background-color: var(--color-bg-light);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-shadow: inset 0 2px 6px rgba(0,0,0,0.05);
  border: 1px solid var(--color-gray-border);
  text-align: center;
  pointer-events: none;
}

.center-title {
  font-size: 10px;
  text-transform: uppercase;
  color: var(--color-navy-muted);
  letter-spacing: 0.5px;
}

.center-value {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-navy-dark);
}

.center-subvalue {
  font-size: 10px;
  font-weight: 600;
}

.center-subvalue.fit {
  color: var(--color-green-dark);
}

.center-subvalue.overflow {
  color: var(--color-red);
}

/* Stats and controls layout inside Step 3 */
.canvas-stats-row {
  display: flex;
  justify-content: space-between;
  width: 100%;
  padding: 0 8px;
  margin-top: 4px;
}

.canvas-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.canvas-stat-label {
  font-size: 10px;
  color: var(--color-navy-muted);
  text-transform: uppercase;
}

.canvas-stat-val {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-navy-dark);
}

.canvas-controls-bar {
  display: flex;
  justify-content: space-between;
  width: 100%;
  margin-top: 8px;
  border-top: 1px solid var(--color-gray-border);
  padding-top: 8px;
}

.ctrl-btn {
  background-color: var(--color-white);
  border: 1px solid var(--color-lavender-dark) !important;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-navy-dark) !important;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 6px 12px;
  border-radius: 8px;
  transition: var(--transition-fast);
}

.ctrl-btn:hover {
  background-color: var(--color-lavender-light) !important;
}

.ctrl-btn svg {
  stroke: var(--color-lavender-dark) !important;
}

/* Catalog Filter Tabs */
.catalog-filters {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 8px;
  scrollbar-width: none; /* Hide standard Firefox scrollbar */
}

.catalog-filters::-webkit-scrollbar {
  display: none; /* Hide Chrome/Safari scrollbar */
}

.filter-tab {
  white-space: nowrap;
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-border);
  padding: 8px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-navy);
  cursor: pointer;
  transition: var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.filter-tab.active {
  background-color: var(--color-lavender-dark) !important;
  color: var(--color-white) !important;
  border-color: var(--color-lavender-dark) !important;
  box-shadow: 0 4px 12px var(--color-lavender-glow);
}

.catalog-container {
  padding-bottom: 120px; /* Safe space to scroll catalog above the fixed footer */
}

/* Stone Catalog Cards Grid */
.stone-catalog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.stone-card {
  background-color: var(--color-white);
  border-radius: 12px;
  padding: 8px;
  border: 1px solid var(--color-gray-border);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: var(--transition-smooth);
}

.stone-card:hover {
  border-color: var(--color-gold);
  box-shadow: 0 4px 12px rgba(212, 175, 55, 0.1);
  transform: translateY(-2px);
}

.stone-img-container {
  width: 100%;
  aspect-ratio: 1;
  border-radius: 8px;
  overflow: hidden;
  background-color: var(--color-bg-light);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.stone-img {
  width: 85%;
  height: 85%;
  object-fit: contain;
  transition: var(--transition-smooth);
  clip-path: circle(41% at center); /* Crop out checkerboard transparency patterns */
}

.stone-card:hover .stone-img {
  transform: scale(1.1) rotate(5deg);
}

.info-icon-btn {
  position: absolute;
  top: 4px;
  right: 4px;
  background-color: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--color-gray-border);
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 700;
  color: var(--color-navy);
  cursor: pointer;
  transition: var(--transition-fast);
  z-index: 10;
}

.info-icon-btn:hover {
  background-color: var(--color-navy);
  color: var(--color-white);
}

.stone-details {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.stone-name-th {
  font-size: 12px;
  font-weight: 700;
  color: var(--color-navy-dark);
}

.stone-name-en {
  font-size: 9px;
  color: var(--color-navy-muted);
  line-height: 1.2;
}

.stone-price-row {
  margin-top: 6px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.stone-price-tag {
  font-size: 12px;
  font-weight: 700;
  color: var(--color-gold-dark);
}

.stone-add-btn {
  background-color: var(--color-bg-light);
  border: 1px solid var(--color-navy);
  color: var(--color-navy);
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
}

.stone-add-btn:hover {
  background-color: var(--color-navy);
  color: var(--color-white);
}

/* Mixed Bead Size Selector - appears only when Mixed Sizes is active in step 3 */
.mixed-size-selector-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: var(--color-white);
  padding: 10px 16px;
  border-radius: 12px;
  border: 1px solid var(--color-gold);
  margin-bottom: 8px;
}

.mixed-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--color-navy-dark);
}

.mixed-toggles {
  display: flex;
  gap: 4px;
}

.mixed-toggle-btn {
  background: none;
  border: 1px solid var(--color-gray-border);
  padding: 4px 8px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition-fast);
}

.mixed-toggle-btn.active {
  background-color: var(--color-gold);
  color: var(--color-navy-dark);
  border-color: var(--color-gold);
}

/* Step 4: Summary & Commercial elements */
.summary-container {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.summary-header {
  border-bottom: 2px dashed var(--color-gray-border);
  padding-bottom: 12px;
}

.summary-customer-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-navy-dark);
}

.summary-date {
  font-size: 12px;
  color: var(--color-navy-muted);
}

/* Specs Box (4-column layout) */
.specs-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.spec-box {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-border);
  border-radius: 12px;
  padding: 10px 4px;
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.spec-box-label {
  font-size: 9px;
  color: var(--color-navy-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}

.spec-box-value {
  font-size: 12px;
  font-weight: 700;
  color: var(--color-navy-dark);
}

/* Itemized Billing */
.billing-card {
  background-color: var(--color-white);
  border-radius: 16px;
  padding: 16px;
  box-shadow: 0 8px 24px var(--color-lavender-shadow);
  border: 1px dashed var(--color-lavender-dark);
}

.billing-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-navy-dark);
  border-bottom: 1px solid var(--color-gray-bg);
  padding-bottom: 8px;
  margin-bottom: 12px;
}

.billing-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.billing-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.billing-item-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.billing-item-thumbnail {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: var(--color-bg-light);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-gray-border);
}

.billing-thumbnail-img {
  width: 24px;
  height: 24px;
  object-fit: contain;
  clip-path: circle(41% at center);
}

.billing-item-name h5 {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-navy-dark);
}

.billing-item-name p {
  font-size: 11px;
  color: var(--color-navy-muted);
}

.billing-item-price {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-navy-dark);
}

/* Pricing Logic styling */
.pricing-breakdown {
  margin-top: 16px;
  border-top: 1px solid var(--color-gray-bg);
  padding-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.price-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
}

.price-row.subtotal {
  color: var(--color-navy-muted);
}

.price-row.subtotal .price-val {
  text-decoration: line-through;
}

.discount-box {
  background-color: var(--color-velvet-red);
  border: 1px solid var(--color-velvet-red-dark);
  padding: 8px 12px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 4px;
  box-shadow: 0 4px 10px rgba(107, 29, 47, 0.25);
}

.discount-badge {
  font-size: 11px;
  font-weight: 700;
  color: var(--color-white);
  text-transform: uppercase;
}

.discount-value {
  font-size: 12px;
  font-weight: 700;
  color: var(--color-white);
}

.price-row.total {
  margin-top: 8px;
  border-top: 2px solid var(--color-gray-border);
  padding-top: 12px;
}

.price-row.total .price-lbl {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-navy-dark);
}

.price-row.total .price-val {
  font-size: 20px;
  font-weight: 800;
  color: var(--color-velvet-red);
}

/* Stone Meanings Section */
.meanings-card {
  background-color: var(--color-white);
  border-radius: 16px;
  padding: 16px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-gray-border);
}

.meanings-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-navy-dark);
  border-bottom: 1px solid var(--color-gray-bg);
  padding-bottom: 8px;
  margin-bottom: 12px;
}

.meanings-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.meaning-item {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-border);
  border-radius: 12px;
  padding: 14px 16px;
  box-shadow: 0 4px 12px var(--color-lavender-shadow);
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.meaning-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(178, 164, 212, 0.28);
  border-color: var(--color-lavender-dark);
}

.meaning-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-lavender) 0%, var(--color-lavender-dark) 100%);
}

.meaning-item-title {
  font-family: 'Playfair Display', serif;
  font-size: 14px;
  font-weight: 700;
  color: var(--color-navy-dark);
  margin-bottom: 4px;
}

.meaning-item-desc {
  font-size: 12px;
  color: var(--color-navy-muted);
  line-height: 1.4;
  margin-top: 2px;
}

/* Trust Section */
.trust-disclaimer-box {
  background: linear-gradient(135deg, #FFFDF6 0%, #FFF9E6 100%);
  border: 1px solid rgba(212, 175, 55, 0.4);
  border-radius: 12px;
  padding: 14px;
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

.trust-icon {
  color: var(--color-gold-dark);
  margin-top: 2px;
}

.trust-text {
  font-size: 11px;
  line-height: 1.4;
  color: var(--color-navy-dark);
}

.trust-text strong {
  display: block;
  margin-bottom: 2px;
}

/* Sticky Footer Navigation */
.app-footer {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: var(--color-white);
  border-top: 1px solid var(--color-gray-border);
  z-index: 100;
  padding: 16px 16px calc(16px + env(safe-area-inset-bottom)) 16px;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.04);
  display: flex;
  gap: 12px;
}

.footer-btn {
  border-radius: 12px;
  padding: 14px 20px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition-smooth);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  outline: none;
  font-family: inherit;
}

.footer-btn.btn-back {
  background-color: var(--color-bg-light);
  border: 1px solid var(--color-gray-border);
  color: var(--color-navy);
  flex: 1;
}

.footer-btn.btn-back:hover {
  background-color: var(--color-gray-bg);
}

.footer-btn.btn-next {
  background-color: var(--color-velvet-red) !important;
  border: 1px solid var(--color-velvet-red) !important;
  color: var(--color-white) !important;
  flex: 2;
  box-shadow: var(--shadow-sm);
}

.footer-btn.btn-next:hover {
  background-color: var(--color-velvet-red-dark) !important;
  border-color: var(--color-velvet-red-dark) !important;
  transform: translateY(-1px);
}

.footer-btn.btn-next:disabled {
  background-color: var(--color-gray-bg);
  border-color: var(--color-gray-border);
  color: var(--color-navy-muted);
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* Checkout Button (high contrast green) */
.footer-btn.btn-order {
  background-color: var(--color-green);
  border: 1px solid var(--color-green);
  color: var(--color-white);
  flex: 2;
  box-shadow: 0 4px 12px rgba(46, 196, 182, 0.2);
}

.footer-btn.btn-order:hover {
  background-color: var(--color-green-dark);
  border-color: var(--color-green-dark);
}

/* Modals & Backdrop */
.modal-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(10, 17, 40, 0.6);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.modal-backdrop.show {
  display: flex;
  animation: fadeInBackdrop 0.25s ease-out forwards;
}

@keyframes fadeInBackdrop {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-content-card {
  background-color: var(--color-bg-cream);
  border-radius: 20px;
  width: 100%;
  max-width: 360px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-lavender-dark);
  overflow: hidden;
  animation: popInModal 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.2) forwards;
  transform-origin: center;
}

@keyframes popInModal {
  from { transform: scale(0.9); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.modal-header {
  background: var(--color-bg-cream);
  border-bottom: 1px solid var(--color-gray-border);
  padding: 18px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h3 {
  font-family: 'Playfair Display', serif;
  color: var(--color-navy-dark);
  font-size: 18px;
  font-weight: 700;
}

.modal-close-btn {
  background: none;
  border: none;
  color: var(--color-navy);
  font-size: 24px;
  cursor: pointer;
  display: flex;
  align-items: center;
  opacity: 0.8;
  transition: var(--transition-fast);
}

.modal-close-btn:hover {
  color: var(--color-velvet-red);
  opacity: 1;
}

.modal-body {
  padding: 20px;
}

.modal-bead-img-row {
  display: flex;
  justify-content: center;
  margin-bottom: 16px;
}

.modal-bead-img {
  width: 72px;
  height: 72px;
  object-fit: contain;
  background-color: var(--color-bg-light);
  border-radius: 50%;
  padding: 4px;
  border: 1px solid var(--color-gold);
  box-shadow: var(--shadow-sm);
  clip-path: circle(41% at center);
}

.modal-stone-details {
  text-align: center;
}

.modal-stone-title-th {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-navy-dark);
}

.modal-stone-title-en {
  font-size: 13px;
  color: var(--color-navy-muted);
  margin-bottom: 12px;
}

.modal-stone-meaning-box {
  background-color: var(--color-bg-light);
  border-radius: 12px;
  padding: 12px 16px;
  text-align: left;
  font-size: 13px;
  line-height: 1.5;
  color: var(--color-navy);
  border-left: 3px solid var(--color-gold);
  margin-bottom: 16px;
}

.modal-stone-price {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-gold-dark);
  margin-bottom: 20px;
}

.modal-action-btn {
  background-color: var(--color-navy);
  border: 1px solid var(--color-navy);
  color: var(--color-white);
  width: 100%;
  padding: 12px 0;
  font-size: 14px;
  font-weight: 700;
  border-radius: 10px;
  cursor: pointer;
  transition: var(--transition-fast);
}

.modal-action-btn:hover {
  background-color: var(--color-navy-dark);
  border-color: var(--color-navy-dark);
}

/* Custom Tooltip styling */
.tooltip-toast {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background-color: var(--color-navy-dark);
  color: var(--color-white);
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-smooth);
  z-index: 1000;
  white-space: nowrap;
}

.tooltip-toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* CRM Sandbox styling */
.sandbox-banner {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 32px;
  background: linear-gradient(90deg, var(--color-navy-dark) 0%, var(--color-gold-dark) 100%);
  color: var(--color-white);
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 11px;
  font-weight: 600;
  z-index: 101;
  box-shadow: 0 1px 5px rgba(0,0,0,0.2);
}

.sandbox-banner a {
  color: var(--color-gold-light);
  text-decoration: underline;
  margin-left: 4px;
}

.app-header {
  top: 32px !important;
}

.app-content {
  padding-top: 142px !important;
}

.crm-sandbox-card {
  background-color: var(--color-white);
  border-radius: 12px;
  padding: 16px;
  margin-top: 16px;
  border: 1px dashed var(--color-gold);
  box-shadow: var(--shadow-sm);
}

.crm-sandbox-card h4 {
  font-size: 14px;
  color: var(--color-navy-dark);
  margin-bottom: 6px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 6px;
}

.crm-sandbox-card p {
  font-size: 11px;
  color: var(--color-navy-muted);
  margin-bottom: 12px;
}

.crm-btn {
  width: 100%;
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-dark) 100%);
  color: var(--color-gold);
  border: 1px solid var(--color-gold);
  border-radius: 8px;
  padding: 10px;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition-fast);
}

.crm-btn:hover {
  background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-dark) 100%);
  color: var(--color-navy-dark);
}

/* Micro-interactions & Spring Transitions */
.stone-card {
  transition: var(--transition-smooth);
}

.stone-card:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 10px 24px var(--color-lavender-shadow);
  border-color: var(--color-lavender-dark) !important;
}

/* Active Slot highlight glow */
.bead-node.placeholder.active {
  animation: velvetPulse 2s infinite;
}

@keyframes velvetPulse {
  0% { filter: drop-shadow(0 0 2px var(--color-velvet-red)); opacity: 0.7; }
  50% { filter: drop-shadow(0 0 8px var(--color-velvet-red)); opacity: 1; }
  100% { filter: drop-shadow(0 0 2px var(--color-velvet-red)); opacity: 0.7; }
}

/* Bounce entry for placed beads */
.bead-node.placed.newly-added {
  animation: beadBounce 0.45s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
  transform-origin: center;
}

@keyframes beadBounce {
  0% { transform: scale(0.3); opacity: 0; }
  70% { transform: scale(1.1); }
  100% { transform: scale(1); opacity: 1; }
}

/* Soft progress bar lavender glow */
.stepper-line-progress {
  box-shadow: 0 0 8px var(--color-lavender-dark);
}

/* Rounded items standardisation */
.footer-btn, .size-btn, .bead-size-card, .ctrl-btn {
  border-radius: 14px !important;
}

.brand-logo {
  font-family: 'Playfair Display', serif !important;
}

/* Active Bead highlight pulse */
@keyframes activeBeadPulse {
  0% { stroke-dashoffset: 0; filter: drop-shadow(0 0 2px var(--color-accent-velvet)); }
  50% { filter: drop-shadow(0 0 7px var(--color-accent-velvet)); }
  100% { stroke-dashoffset: 10; filter: drop-shadow(0 0 2px var(--color-accent-velvet)); }
}
.active-bead-glow {
  animation: activeBeadPulse 2s linear infinite;
}

/* Real-time Dashboard info row & Mixed Space styles */
.canvas-info-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 6px 12px 0 12px;
  font-size: 11px;
}

.wrist-context-label {
  font-weight: 600;
  color: var(--color-navy-light);
  background-color: var(--color-lavender-light);
  padding: 3px 10px;
  border-radius: 12px;
  border: 1px solid var(--color-lavender);
}

.helper-tooltip {
  font-weight: 500;
  color: var(--color-velvet-red);
  background-color: var(--color-velvet-red-light);
  padding: 3px 10px;
  border-radius: 12px;
  animation: tooltipPulse 1.5s ease-in-out infinite;
}

@keyframes tooltipPulse {
  0% { opacity: 0.8; }
  50% { opacity: 1; transform: scale(1.02); }
  100% { opacity: 0.8; }
}

.mixed-size-selector-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: var(--color-white);
  padding: 12px 16px;
  border-radius: 16px;
  border: 1px solid var(--color-gray-border);
  box-shadow: var(--shadow-sm);
  margin-bottom: 12px;
}

.mixed-space-container {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
}

.mixed-space-label {
  font-size: 9px;
  text-transform: uppercase;
  color: var(--color-navy-muted);
  font-weight: 600;
}

.mixed-space-val {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-velvet-red);
}

#canvasPriceText {
  color: var(--color-velvet-red) !important;
}

/* Modal and Dialog Buttons Theme Sync */
#btnModalAdd, #btnConfirmOK {
  background-color: var(--color-velvet-red) !important;
  border-color: var(--color-velvet-red) !important;
  color: var(--color-white) !important;
}

#btnModalAdd:hover, #btnConfirmOK:hover {
  background-color: var(--color-velvet-red-dark) !important;
  border-color: var(--color-velvet-red-dark) !important;
}

#btnModalFillAll {
  background-color: var(--color-lavender-dark) !important;
  border-color: var(--color-lavender-dark) !important;
  color: var(--color-white) !important;
}

#btnModalFillAll:hover {
  background-color: var(--color-navy) !important;
  border-color: var(--color-navy) !important;
}

#btnConfirmCancel {
  background-color: var(--color-bg-cream) !important;
  border: 1px solid var(--color-gray-border) !important;
  color: var(--color-navy-muted) !important;
}

#btnConfirmCancel:hover {
  background-color: var(--color-gray-bg) !important;
  color: var(--color-navy-dark) !important;
}

.info-icon-btn {
  background-color: var(--color-lavender-light) !important;
  border: 1px solid var(--color-lavender-dark) !important;
  color: var(--color-navy-dark) !important;
}

.info-icon-btn:hover {
  background-color: var(--color-lavender-dark) !important;
  color: var(--color-white) !important;
}

/* Step 1 Redesign Style Adjustments */
.wrist-illustration-svg-horizontal {
  width: 100%;
  max-width: 280px;
  height: auto;
  margin: 10px 0;
}

.wrist-visual-caption {
  font-size: 11px;
  color: #64748B;
  text-align: center;
  margin-top: 6px;
  font-style: italic;
}

.selected-size-display-card {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  background-color: #F8F9FA;
  border: 1px solid #E2E8F0;
  border-radius: 12px;
  padding: 16px;
  margin: 16px 0 20px 0;
  height: 64px;
}

.display-size-value {
  font-size: 32px;
  font-weight: 800;
  color: #1E293B;
  font-family: 'Inter', sans-serif;
  letter-spacing: -0.5px;
}

.display-size-unit {
  position: absolute;
  right: 20px;
  font-size: 14px;
  font-weight: 600;
  color: #64748B;
}

/* Redesign Wrist Size Selection Grid to match reference circular/oval pills */
#wristSizeGrid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin: 16px 0;
}

#wristSizeGrid .size-btn {
  flex: 0 0 calc(20% - 7px);
  min-width: 52px;
  height: 38px;
  padding: 0;
  background-color: #F8F9FA;
  border: 1px solid #E2E8F0;
  border-radius: 9999px !important; /* Force pill shape */
  color: #475569;
  font-size: 13px;
  font-weight: 600;
  box-shadow: none;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  transition: all 0.2s ease;
}

#wristSizeGrid .size-btn span {
  display: none; /* Hide cm unit inside buttons just like the design */
}

#wristSizeGrid .size-btn:hover {
  background-color: #EDF2F7;
  border-color: #CBD5E0;
}

#wristSizeGrid .size-btn.active {
  background-color: #1E293B !important;
  border-color: #1E293B !important;
  color: #FFFFFF !important;
}

/* Customize personal name input group & field background */
.name-input-group {
  margin-top: 16px;
  border: none;
  background: none;
  box-shadow: none;
  padding: 0;
}

.name-input-group .name-label {
  font-size: 13px;
  font-weight: 700;
  color: #1E293B;
  margin-bottom: 6px;
}

.name-input-group .name-input {
  background-color: #F8F9FA;
  border: 1px solid #E2E8F0;
  border-radius: 12px;
  height: 48px;
  padding: 12px 16px;
  font-size: 14px;
}

/* Landing Page Styles */
.landing-view {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, #FBF9FF 0%, #F6F2FF 55%, #F2ECFF 100%);
  z-index: 200;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  padding: 40px 24px 20px 24px;
  overflow-y: auto;
}

.landing-logo {
  font-family: 'Playfair Display', serif;
  font-weight: 700;
  font-size: 22px;
  letter-spacing: 1px;
  color: var(--color-navy-dark);
  margin-top: 10px;
}

.orbital-container {
  width: 100%;
  max-width: 290px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 10px 0;
}

.orbital-svg {
  width: 100%;
  height: auto;
  overflow: visible;
}

.landing-text-content {
  text-align: center;
  margin: 15px 0;
}

.landing-title-text {
  font-size: 18px;
  font-weight: 800;
  line-height: 1.45;
  color: #1E293B;
  font-family: 'Inter', sans-serif;
}

.landing-subtitle-text {
  font-size: 13px;
  color: #64748B;
  margin-top: 8px;
  font-weight: 500;
}

.landing-cta-container {
  width: 100%;
  padding: 0 10px 15px 10px;
}

.landing-login-btn {
  width: 100%;
  background-color: #00C853; /* LINE Green */
  border: none;
  color: #FFFFFF;
  padding: 12px;
  border-radius: 9999px; /* Pill shape */
  font-family: inherit;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 20px rgba(0, 200, 83, 0.25);
  transition: all 0.3s ease;
  outline: none;
}

.landing-login-btn:hover {
  background-color: #00B24A;
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(0, 200, 83, 0.35);
}

.landing-login-btn:active {
  transform: translateY(0);
}

.landing-login-btn .btn-main-text {
  font-size: 17px;
  font-weight: 800;
  letter-spacing: 0.5px;
}

.landing-login-btn .btn-sub-text {
  font-size: 11px;
  font-weight: 500;
  opacity: 0.9;
  margin-top: 2px;
}

/* LIFF Loading Overlay */
.liff-loading-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, #FBF9FF 0%, #F6F2FF 55%, #F2ECFF 100%);
  z-index: 1000;
  display: none; /* Managed dynamically in JS */
  align-items: center;
  justify-content: center;
}

.spinner-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.pastel-spinner {
  width: 44px;
  height: 44px;
  border: 4px solid var(--color-lavender);
  border-top: 4px solid var(--color-lavender-dark);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.loading-text {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-navy);
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}