/* ==========================================================================
   Sweet Atelier — Custom Cake Price Calculator & Baker Studio
   Modern Artisan Patisserie Aesthetic (Zero External Dependencies)
   ========================================================================== */

:root {
  --bg-cream: #FDFBF7;
  --bg-card: #FFFFFF;
  --bg-muted: #F7F2EA;
  --bg-rose-tint: #FFF5F7;
  --bg-amber-tint: #FFFBEB;
  --bg-mint-tint: #F0FDF4;
  --bg-indigo-tint: #EEF2FF;

  --text-primary: #2B1E1A;
  --text-secondary: #68554E;
  --text-muted: #9A877E;

  --brand-primary: #C84B6B;
  --brand-primary-dark: #A63653;
  --brand-primary-light: #FCE7EC;
  --brand-gold: #D48C29;
  --brand-gold-light: #FEF3C7;
  --brand-emerald: #15803D;
  --brand-indigo: #4338CA;

  --border-soft: #EADFD5;
  --border-focus: #C84B6B;
  --shadow-sm: 0 2px 8px rgba(43, 30, 26, 0.05);
  --shadow-md: 0 8px 24px rgba(43, 30, 26, 0.08);
  --shadow-lg: 0 16px 40px rgba(43, 30, 26, 0.12);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-pill: 999px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background-color: var(--bg-cream);
  color: var(--text-primary);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* Header & Navigation Bar */
.app-header {
  background: linear-gradient(135deg, #2B1E1A 0%, #4A282D 55%, #6D2E46 100%);
  color: #FFFFFF;
  padding: 1rem 1.5rem;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-md);
}

.header-inner {
  max-width: 1440px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand-block {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.brand-logo {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: linear-gradient(135deg, #FF9EBB 0%, #C84B6B 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.55rem;
  box-shadow: 0 4px 12px rgba(200, 75, 107, 0.4);
}

.brand-title {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.brand-subtitle {
  font-size: 0.82rem;
  color: #F3D5DE;
}

.nav-tabs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.12);
  padding: 0.35rem;
  border-radius: var(--radius-pill);
}

.nav-tab-btn {
  border: none;
  background: transparent;
  color: #FCE7EC;
  font-size: 0.88rem;
  font-weight: 600;
  padding: 0.5rem 1.05rem;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  text-decoration: none;
}

.nav-tab-btn:hover {
  background: rgba(255, 255, 255, 0.16);
  color: #FFFFFF;
}

.nav-tab-btn.active {
  background: #FFFFFF;
  color: #2B1E1A;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

/* Quick Preset Bar */
.preset-ribbon {
  background: var(--bg-muted);
  border-bottom: 1px solid var(--border-soft);
  padding: 0.75rem 1.5rem;
}

.preset-ribbon-inner {
  max-width: 1440px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  overflow-x: auto;
  padding-bottom: 0.2rem;
}

.preset-label {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.preset-pill {
  border: 1px solid var(--border-soft);
  background: #FFFFFF;
  color: var(--text-primary);
  padding: 0.38rem 0.85rem;
  border-radius: var(--radius-pill);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.18s ease;
}

.preset-pill:hover {
  border-color: var(--brand-primary);
  background: var(--brand-primary-light);
  color: var(--brand-primary-dark);
}

.preset-pill.reset-pill {
  background: #FFF1F2;
  border-color: #FECDD3;
  color: #BE123C;
}

/* Main Workspace Layout */
.main-container {
  max-width: 1440px;
  margin: 1.5rem auto 3rem;
  padding: 0 1.5rem;
}

.view-panel {
  display: none;
}

.view-panel.active {
  display: block;
}

.calculator-grid {
  display: grid;
  grid-template-columns: 1fr 430px;
  gap: 1.75rem;
  align-items: start;
}

@media (max-width: 1080px) {
  .calculator-grid {
    grid-template-columns: 1fr;
  }
}

/* Step Cards */
.step-card {
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 1.4rem 1.5rem;
  margin-bottom: 1.25rem;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.2s ease;
}

.step-card:hover {
  border-color: #DECBC0;
}

.step-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.step-title-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.step-number {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: var(--brand-primary-light);
  color: var(--brand-primary-dark);
  font-weight: 800;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.step-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.step-subtitle {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.step-badge {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-pill);
  background: var(--bg-amber-tint);
  color: #B45309;
  border: 1px solid #FDE68A;
}

/* Selection Grids */
.size-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1.15rem;
}

.option-card {
  border: 2px solid var(--border-soft);
  background: #FFFFFF;
  border-radius: var(--radius-md);
  padding: 0.85rem 0.95rem;
  cursor: pointer;
  transition: all 0.18s ease;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  text-align: left;
}

.option-card:hover {
  border-color: #D8B4C0;
  transform: translateY(-1px);
}

.option-card.selected {
  border-color: var(--brand-primary);
  background: var(--bg-rose-tint);
  box-shadow: 0 4px 14px rgba(200, 75, 107, 0.12);
}

.option-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.4rem;
  margin-bottom: 0.35rem;
}

.option-name {
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--text-primary);
}

.option-price-tag {
  font-weight: 800;
  font-size: 0.86rem;
  color: var(--brand-primary-dark);
  background: #FCE7EC;
  padding: 0.12rem 0.5rem;
  border-radius: var(--radius-pill);
  white-space: nowrap;
}

.option-card.selected .option-price-tag {
  background: var(--brand-primary);
  color: #FFFFFF;
}

.option-meta {
  font-size: 0.76rem;
  color: var(--text-secondary);
}

.option-badge {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.12rem 0.45rem;
  border-radius: 6px;
  background: var(--bg-muted);
  color: var(--text-secondary);
  margin-bottom: 0.35rem;
  width: fit-content;
}

/* Tier / Base Style List inside Step 1 */
.tier-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 0.75rem;
}

/* Compact Pill Grids for Flavors, Fillings, Shapes */
.compact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 0.65rem;
}

.swatch-dot {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 1px solid rgba(0, 0, 0, 0.2);
  display: inline-block;
  flex-shrink: 0;
}

/* Color Swatch Picker */
.color-palette-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 0.75rem;
}

.color-swatch-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.7rem;
  border-radius: var(--radius-pill);
  border: 2px solid var(--border-soft);
  background: #FFFFFF;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
}

.color-swatch-btn.selected {
  border-color: var(--brand-primary);
  background: var(--bg-rose-tint);
}

/* Category Sub-tabs for Toppings */
.subtab-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 0.95rem;
}

.subtab-btn {
  border: 1px solid var(--border-soft);
  background: var(--bg-muted);
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 0.42rem 0.9rem;
  border-radius: var(--radius-pill);
  cursor: pointer;
}

.subtab-btn.active {
  background: var(--brand-primary);
  color: #FFFFFF;
  border-color: var(--brand-primary);
}

/* Quantity Stepper inside Topping Card */
.qty-controls {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  margin-top: 0.55rem;
  padding-top: 0.45rem;
  border-top: 1px dashed var(--border-soft);
}

.qty-btn {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  border: 1px solid var(--border-soft);
  background: #FFFFFF;
  font-weight: 800;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.qty-btn:hover {
  background: var(--brand-primary-light);
  border-color: var(--brand-primary);
}

.qty-value {
  font-size: 0.82rem;
  font-weight: 700;
  min-width: 65px;
  text-align: center;
}

/* Form Inputs for Inscription, Delivery, Customer Info */
.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.85rem;
  margin-top: 0.75rem;
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.input-group label {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-secondary);
}

.input-control {
  padding: 0.6rem 0.8rem;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-family: inherit;
  color: var(--text-primary);
  background: #FFFFFF;
}

.input-control:focus {
  outline: none;
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 3px rgba(200, 75, 107, 0.12);
}

/* Sticky Right Sidebar: Live Cake Visual + Itemized Quote Receipt */
.sticky-sidebar {
  position: sticky;
  top: 5.2rem;
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
}

.preview-card,
.receipt-card {
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  box-shadow: var(--shadow-md);
}

.preview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.65rem;
}

.preview-title {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--text-primary);
}

.preview-mode-toggle {
  display: inline-flex;
  background: var(--bg-muted);
  border-radius: var(--radius-pill);
  padding: 0.18rem;
}

.preview-mode-btn {
  border: none;
  background: transparent;
  font-size: 0.73rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-pill);
  cursor: pointer;
  color: var(--text-secondary);
}

.preview-mode-btn.active {
  background: #FFFFFF;
  color: var(--brand-primary-dark);
  box-shadow: var(--shadow-sm);
}

.cake-svg-stage {
  background: radial-gradient(circle at 50% 35%, #FFF9FB 0%, #F6EDE4 100%);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  height: 255px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.preview-specs-bar {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  margin-top: 0.7rem;
  font-size: 0.76rem;
  color: var(--text-secondary);
  background: var(--bg-muted);
  padding: 0.45rem 0.75rem;
  border-radius: var(--radius-sm);
}

/* Itemized Receipt */
.receipt-header {
  border-bottom: 2px dashed var(--border-soft);
  padding-bottom: 0.75rem;
  margin-bottom: 0.85rem;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.receipt-total-banner {
  background: linear-gradient(135deg, #2B1E1A 0%, #59253A 100%);
  color: #FFFFFF;
  padding: 1rem 1.15rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.95rem;
}

.total-price-big {
  font-size: 1.95rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  color: #FFE4EC;
}

.per-serving-pill {
  font-size: 0.75rem;
  background: rgba(255, 255, 255, 0.15);
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-pill);
}

.receipt-lines {
  display: flex;
  flex-direction: column;
  gap: 0.48rem;
  max-height: 290px;
  overflow-y: auto;
  padding-right: 0.25rem;
  margin-bottom: 0.9rem;
}

.receipt-line {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  font-size: 0.83rem;
  gap: 0.5rem;
}

.receipt-line-label {
  color: var(--text-secondary);
}

.receipt-line-price {
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
}

.receipt-summary-footer {
  border-top: 1px solid var(--border-soft);
  padding-top: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.82rem;
}

/* Baker Profit Estimator Box */
.baker-profit-box {
  margin-top: 0.85rem;
  background: var(--bg-mint-tint);
  border: 1px solid #BBF7D0;
  border-radius: var(--radius-sm);
  padding: 0.7rem 0.85rem;
  font-size: 0.78rem;
  color: #14532D;
}

.action-btn-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem;
  margin-top: 0.95rem;
}

.btn-primary,
.btn-secondary {
  border: none;
  border-radius: var(--radius-sm);
  padding: 0.7rem 0.9rem;
  font-size: 0.84rem;
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  transition: all 0.18s ease;
}

.btn-primary {
  background: var(--brand-primary);
  color: #FFFFFF;
}

.btn-primary:hover {
  background: var(--brand-primary-dark);
}

.btn-secondary {
  background: var(--bg-muted);
  color: var(--text-primary);
  border: 1px solid var(--border-soft);
}

.btn-secondary:hover {
  background: #EDE3D7;
}

/* Baker Admin & Price Configurator View */
.admin-header-card {
  background: linear-gradient(135deg, #1E293B 0%, #334155 100%);
  color: #FFFFFF;
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.admin-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(420px, 1fr));
  gap: 1.25rem;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.84rem;
}

.admin-table th,
.admin-table td {
  padding: 0.55rem 0.6rem;
  border-bottom: 1px solid var(--border-soft);
  text-align: left;
}

.admin-table th {
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--text-secondary);
  background: var(--bg-muted);
}

.price-input-sm {
  width: 78px;
  padding: 0.32rem 0.45rem;
  border: 1px solid var(--border-soft);
  border-radius: 6px;
  font-weight: 700;
  text-align: right;
}

/* Toast Notification */
.toast-banner {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  background: #1E293B;
  color: #FFFFFF;
  padding: 0.8rem 1.2rem;
  border-radius: var(--radius-md);
  font-size: 0.86rem;
  font-weight: 600;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: all 0.25s ease;
  z-index: 999;
}

.toast-banner.show {
  opacity: 1;
  transform: translateY(0);
}

/* Print Stylesheet for Clean Customer PDF / Order Sheet */
@media print {
  .app-header,
  .preset-ribbon,
  .builder-column,
  .action-btn-grid,
  .preview-mode-toggle {
    display: none !important;
  }
  .calculator-grid {
    display: block !important;
  }
  .sticky-sidebar {
    position: static !important;
    width: 100% !important;
  }
  .preview-card,
  .receipt-card {
    box-shadow: none !important;
    border: 1px solid #ccc !important;
    margin-bottom: 1rem !important;
  }
}