/* ==========================================================================
   FLEXOM INDIA - 3D CANVAS & SCROLLABLE 3D EXPERIENCE STYLES
   ========================================================================== */

/* Fixed Continuous 3D Canvas Stage */
.canvas-3d-fixed {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 1;
  pointer-events: none;
  display: block;
}

/* 3D Scroll HUD Stage Tracker */
.scroll-3d-hud {
  position: fixed;
  bottom: 30px;
  left: 30px;
  z-index: 100;
  background: rgba(18, 22, 30, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: 12px 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  transition: all var(--transition-fast);
}

.scroll-3d-hud:hover {
  border-color: rgba(211, 72, 38, 0.5);
  transform: translateY(-2px);
}

.hud-3d-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.hud-3d-tag {
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  display: flex;
  align-items: center;
  gap: 6px;
}

.hud-3d-title {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  color: #FFFFFF;
}

.hud-3d-stages {
  display: flex;
  gap: 6px;
  align-items: center;
}

.hud-3d-pill {
  width: 24px;
  height: 4px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.18);
  transition: all var(--transition-fast);
}

.hud-3d-pill.active {
  background: var(--primary);
  width: 42px;
  box-shadow: 0 0 10px var(--primary);
}

/* Glassmorphism Sections for 3D Pass-Through */
.section-3d-transparent {
  position: relative;
  z-index: 10;
  background: transparent !important;
}

.card-3d-glass {
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: var(--radius-xl);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
  transition: transform 0.15s ease-out, box-shadow 0.25s ease-out, border-color 0.25s;
  transform-style: preserve-3d;
}

.card-3d-glass:hover {
  border-color: rgba(211, 72, 38, 0.4);
  box-shadow: 0 25px 50px rgba(211, 72, 38, 0.2);
}

.card-3d-glass-dark {
  background: rgba(21, 26, 34, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-xl);
  color: #FFFFFF;
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.4);
  transition: transform 0.15s ease-out, box-shadow 0.25s ease-out, border-color 0.25s;
  transform-style: preserve-3d;
}

.card-3d-glass-dark:hover {
  border-color: var(--primary);
  box-shadow: 0 25px 60px rgba(211, 72, 38, 0.35);
}

/* Dedicated Configurator & Standalone Viewer Styles */
.viewer-3d-wrapper {
  position: relative;
  width: 100%;
  height: 620px;
  background: radial-gradient(circle at center, #1C232E 0%, #0D1017 100%);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.12);
  overflow: hidden;
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.45);
}

.viewer-3d-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.configurator-grid {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 32px;
  align-items: start;
}

.configurator-panel {
  background: #FFFFFF;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-light);
  padding: 36px;
  box-shadow: var(--shadow-md);
}

.config-step {
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-light);
}

.config-step:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.config-step-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--secondary-dark);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.config-step-title span.val {
  font-family: var(--font-mono);
  color: var(--primary);
  font-size: 0.95rem;
  background: var(--primary-subtle);
  padding: 3px 10px;
  border-radius: 6px;
}

.option-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 10px;
}

.option-btn {
  background: #FAF8F5;
  border: 2px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.option-btn:hover {
  border-color: rgba(211, 72, 38, 0.4);
  background: #FFF;
}

.option-btn.active {
  background: rgba(211, 72, 38, 0.08);
  border-color: var(--primary);
  box-shadow: 0 0 0 1px var(--primary);
}

.option-btn .opt-title {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--secondary-dark);
}

.option-btn .opt-sub {
  font-size: 0.72rem;
  color: var(--text-muted);
}

.material-swatches {
  display: flex;
  gap: 14px;
}

.mat-swatch {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border-radius: var(--radius-md);
  border: 2px solid var(--border-light);
  cursor: pointer;
  background: #FAF8F5;
  transition: all var(--transition-fast);
}

.mat-swatch.active {
  border-color: var(--primary);
  background: #FFFFFF;
}

.color-dot {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 1px solid rgba(0,0,0,0.2);
  box-shadow: 0 2px 5px rgba(0,0,0,0.15);
}

.dot-amber { background: linear-gradient(135deg, #FF7A33, #C43B14); }
.dot-violet { background: linear-gradient(135deg, #9333EA, #581C87); }
.dot-clear { background: linear-gradient(135deg, #E2E8F0, #94A3B8); }

.range-slider-wrapper {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.custom-range {
  -webkit-appearance: none;
  width: 100%;
  height: 8px;
  border-radius: 5px;
  background: #E5E7EB;
  outline: none;
  transition: opacity 0.2s;
}

.custom-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
  box-shadow: 0 0 10px rgba(211, 72, 38, 0.5);
  border: 2px solid #FFFFFF;
}

.custom-range::-moz-range-thumb {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
  box-shadow: 0 0 10px rgba(211, 72, 38, 0.5);
  border: 2px solid #FFFFFF;
}

.viewer-toolbar {
  position: absolute;
  top: 20px;
  left: 20px;
  display: flex;
  gap: 10px;
  z-index: 10;
}

.tool-chip {
  background: rgba(18, 22, 30, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  color: #fff;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.tool-chip:hover, .tool-chip.active {
  background: var(--primary);
  border-color: var(--primary);
}

.viewer-stats-hud {
  position: absolute;
  top: 20px;
  right: 20px;
  background: rgba(18, 22, 30, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  z-index: 10;
  line-height: 1.6;
}

.viewer-stats-hud .hud-line {
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

.viewer-stats-hud .hud-val {
  color: var(--accent-amber);
  font-weight: 700;
}

.microscope-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.microscope-lens-card {
  background: #11151D;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 24px;
  color: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
}

.microscope-lens-view {
  width: 240px;
  height: 240px;
  border-radius: 50%;
  border: 4px solid #2B3545;
  box-shadow: inset 0 0 30px rgba(0,0,0,0.8), 0 0 25px rgba(211, 72, 38, 0.3);
  position: relative;
  overflow: hidden;
  background: #181E29;
  margin: 20px 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.reticle-overlay {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: 
    radial-gradient(circle, transparent 40%, rgba(0,0,0,0.6) 95%),
    linear-gradient(to right, transparent 49.5%, rgba(0, 255, 200, 0.3) 50%, transparent 50.5%),
    linear-gradient(to bottom, transparent 49.5%, rgba(0, 255, 200, 0.3) 50%, transparent 50.5%);
  pointer-events: none;
}

@media (max-width: 1024px) {
  .configurator-grid { grid-template-columns: 1fr; }
  .viewer-3d-wrapper { height: 480px; }
  .microscope-grid { grid-template-columns: 1fr; }
  .scroll-3d-hud { display: none; }
}