/* ==========================================================================
   Matcha Lab 🍵 - Matcha Builder (Visual Cup & Customizer) CSS
   ========================================================================== */

.builder-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3rem;
  align-items: start;
  padding: 1.5rem 0 3rem 0;
}

/* Builder Controls Column */
.builder-controls-card {
  background: var(--color-cream-card);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-light);
  padding: 2.2rem;
  box-shadow: var(--shadow-sm);
}

.builder-step-header {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.85rem;
}

.step-number-badge {
  width: 26px;
  height: 26px;
  border-radius: var(--radius-full);
  background: var(--color-matcha-pale);
  color: var(--color-forest);
  font-size: 0.82rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
}

.builder-step-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-forest);
}

.builder-step-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: -0.4rem;
  margin-bottom: 0.85rem;
}

.builder-section {
  padding-bottom: 1.8rem;
  margin-bottom: 1.8rem;
  border-bottom: 1px solid var(--border-light);
}

.builder-section:last-of-type {
  border-bottom: none;
  padding-bottom: 0;
  margin-bottom: 1rem;
}

/* Option Chips (Single and Multi Select) */
.options-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(135px, 1fr));
  gap: 0.65rem;
}

.option-chip {
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--border-light);
  background: var(--color-cream);
  color: var(--text-main);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all var(--transition-fast);
  user-select: none;
}

.option-chip:hover {
  background: #FFFFFF;
  border-color: var(--color-matcha-light);
  transform: translateY(-1px);
}

.option-chip.selected {
  background: var(--color-matcha-pale);
  border-color: var(--color-matcha);
  color: var(--color-forest);
  box-shadow: 0 2px 6px rgba(74, 107, 83, 0.15);
}

.option-chip.selected .chip-check {
  display: block;
}

.chip-check {
  display: none;
  font-size: 0.8rem;
  color: var(--color-primary);
  font-weight: bold;
}

/* "Other" Custom Text Input Slide-Down */
.custom-other-input-wrap {
  margin-top: 0.75rem;
  animation: expandDown 0.25s ease-out forwards;
}

@keyframes expandDown {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Sweetness & Ice Selectors */
.pill-selector-row {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.pill-option {
  flex: 1;
  min-width: 65px;
  text-align: center;
  padding: 0.65rem 0.5rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-light);
  background: var(--color-cream);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.pill-option:hover {
  background: var(--color-oat);
}

.pill-option.selected {
  background: var(--color-forest);
  color: #FFFFFF;
  border-color: var(--color-forest);
}

/* Visual Cup Simulation Sticky Column */
.builder-preview-card {
  position: sticky;
  top: 6.5rem;
  background: var(--color-cream-card);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-light);
  padding: 2.2rem;
  box-shadow: var(--shadow-md);
  text-align: center;
}

.preview-title {
  font-size: 1.25rem;
  margin-bottom: 0.4rem;
  color: var(--color-forest);
}

.preview-subtitle {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

/* Glass Cup Visualizer */
.cup-stage {
  height: 310px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  margin: 1.5rem 0 2rem 0;
  perspective: 600px;
}

.glass-cup {
  width: 170px;
  height: 260px;
  background: linear-gradient(135deg, rgba(255,255,255,0.45) 0%, rgba(255,255,255,0.15) 100%);
  border: 4px solid rgba(255, 255, 255, 0.85);
  border-top: none;
  border-radius: 16px 16px 42px 42px;
  box-shadow: 
    0 15px 35px rgba(22, 46, 32, 0.12),
    inset 0 0 15px rgba(255, 255, 255, 0.6);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  backdrop-filter: blur(2px);
}

/* Cup Rim Top */
.cup-rim {
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 172px;
  height: 18px;
  border: 3px solid rgba(255, 255, 255, 0.9);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  z-index: 10;
}

/* Liquid Layers */
.liquid-layer {
  width: 100%;
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.layer-foam {
  height: 45px;
  background: #FFF9F2;
  box-shadow: inset 0 -2px 5px rgba(0,0,0,0.04);
  position: relative;
}

.layer-foam::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: radial-gradient(#F0E5D8 15%, transparent 16%), radial-gradient(#F7ECE0 15%, transparent 16%);
  background-size: 8px 8px;
  background-position: 0 0, 4px 4px;
  opacity: 0.7;
}

.layer-matcha {
  height: 90px;
  background: linear-gradient(180deg, #44684E 0%, #304E38 100%);
  box-shadow: inset 0 2px 8px rgba(0,0,0,0.1);
}

.layer-milk {
  height: 95px;
  background: linear-gradient(180deg, #FBF8F2 0%, #EFE5D3 100%);
}

.layer-syrup {
  height: 25px;
  background: #EAA4A4;
  transition: all 0.4s ease;
}

/* Ice Cubes inside the cup */
.ice-container {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 5;
  display: flex;
  flex-wrap: wrap;
  align-content: center;
  justify-content: center;
  gap: 12px;
  padding: 20px;
}

.ice-cube {
  width: 32px;
  height: 32px;
  background: rgba(255, 255, 255, 0.45);
  border: 1.5px solid rgba(255, 255, 255, 0.8);
  border-radius: 8px;
  backdrop-filter: blur(4px);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
  transform: rotate(15deg);
  transition: opacity 0.3s ease;
}

.ice-cube:nth-child(2) {
  transform: rotate(-25deg);
}

.ice-cube:nth-child(3) {
  transform: rotate(40deg);
}

/* Straw */
.cup-straw {
  position: absolute;
  top: -45px;
  right: 35px;
  width: 14px;
  height: 290px;
  background: repeating-linear-gradient(
    45deg,
    #7E9F86,
    #7E9F86 10px,
    #FAF8F5 10px,
    #FAF8F5 20px
  );
  border-radius: 7px;
  transform: rotate(8deg);
  box-shadow: 2px 4px 10px rgba(0, 0, 0, 0.12);
  z-index: 8;
}

/* Live Blend Summary Badges */
.blend-summary-box {
  background: var(--color-cream);
  border-radius: var(--radius-md);
  padding: 1.2rem;
  border: 1px solid var(--border-light);
  margin-bottom: 1.5rem;
  text-align: left;
}

.blend-summary-title {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  margin-bottom: 0.6rem;
}

.blend-tags-flow {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

/* Photo Upload & Presets in Builder */
.builder-photo-actions {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.photo-upload-zone {
  border: 2px dashed var(--color-matcha-light);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  text-align: center;
  background: rgba(143, 168, 147, 0.06);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
}

.photo-upload-zone:hover {
  background: rgba(143, 168, 147, 0.14);
  border-color: var(--color-primary);
  transform: translateY(-1px);
}

.photo-preview-container {
  position: relative;
  width: 100%;
  height: 200px;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-top: 0.75rem;
  border: 1.5px solid var(--border-light);
}

.photo-preview-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.btn-remove-photo {
  position: absolute;
  top: 10px;
  right: 10px;
  background: rgba(0, 0, 0, 0.65);
  color: #fff;
  border: none;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 0.9rem;
  transition: all var(--transition-fast);
}

.btn-remove-photo:hover {
  background: #DC2626;
  transform: scale(1.1);
}

@media (max-width: 900px) {
  .builder-layout {
    grid-template-columns: 1fr;
  }
  .builder-preview-card {
    position: static;
    order: -1;
    margin-bottom: 1.5rem;
  }
}