/* ==========================================================================
   Chroma Atelier™ | WbMonster Tintas Finas - Design System 2026
   Modern & Sleek UI/UX for Premium Online Paint Store (E-Commerce)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400;1,600&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  /* Brand Core Palette */
  --bg-primary: #FFFFFF;
  --bg-secondary: #F8F9FA;
  --bg-tertiary: #F1F3F5;
  --bg-card: #FFFFFF;
  --bg-glass: rgba(255, 255, 255, 0.85);
  
  --border-subtle: #E9ECEF;
  --border-medium: #DEE2E6;
  --border-focus: #1E1E1E;
  
  --text-primary: #1E1E1E;
  --text-secondary: #495057;
  --text-muted: #868E96;
  --text-inverse: #FFFFFF;
  
  --accent-terra: #C85A32;
  --accent-ochre: #D4A017;
  --accent-forest: #2D4C3A;
  --accent-navy: #1A365D;
  --accent-sage: #7D8E7D;
  --accent-rose: #D9A0A0;
  --accent-charcoal: #1E293B;
  --accent-clay: #B35438;
  
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 20px -2px rgba(0, 0, 0, 0.06), 0 2px 6px -1px rgba(0, 0, 0, 0.03);
  --shadow-lg: 0 20px 40px -4px rgba(0, 0, 0, 0.08), 0 8px 16px -2px rgba(0, 0, 0, 0.03);
  --shadow-xl: 0 30px 60px -12px rgba(0, 0, 0, 0.12);
  --shadow-dock: -4px 0 24px rgba(0, 0, 0, 0.08);

  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  --transition-fast: 150ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-base: 280ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 500ms cubic-bezier(0.16, 1, 0.3, 1);
  
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-mono: 'JetBrains Mono', monospace;
}

[data-theme="dark"] {
  --bg-primary: #121417;
  --bg-secondary: #1A1D21;
  --bg-tertiary: #22262B;
  --bg-card: #1E2228;
  --bg-glass: rgba(26, 29, 33, 0.88);
  
  --border-subtle: #2C3238;
  --border-medium: #3E454E;
  --border-focus: #FFFFFF;
  
  --text-primary: #F8F9FA;
  --text-secondary: #CED4DA;
  --text-muted: #ADB5BD;
  --text-inverse: #121417;
  
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 20px -2px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 20px 40px -4px rgba(0, 0, 0, 0.5);
  --shadow-dock: -4px 0 24px rgba(0, 0, 0, 0.5);
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-sans);
  color: var(--text-primary);
  background-color: var(--bg-primary);
  scroll-behavior: smooth;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body {
  line-height: 1.6;
  overflow-x: hidden;
  padding-right: 70px; /* Compensation for vertical dock on the right */
}

@media (max-width: 768px) {
  body {
    padding-right: 0;
    padding-bottom: 72px; /* Bottom bar on mobile */
  }
}

img {
  max-width: 100%;
  display: block;
  object-fit: cover;
}

button, input, select, textarea {
  font: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

/* Typography Utility */
.font-serif { font-family: var(--font-serif); }
.font-sans { font-family: var(--font-sans); }
.font-mono { font-family: var(--font-mono); }

/* Container */
.container {
  max-width: 1360px;
  margin: 0 auto;
  padding: 0 2rem;
}

@media (max-width: 768px) {
  .container {
    padding: 0 1.25rem;
  }
}

/* ==========================================================================
   Top Header & Navigation
   ========================================================================== */
.top-header {
  position: sticky;
  top: 0;
  z-index: 90;
  background-color: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  transition: all var(--transition-base);
}

.top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: 2rem;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.brand-logo .logo-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--accent-terra), var(--accent-ochre), var(--accent-forest));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: 0 3px 10px rgba(200, 90, 50, 0.3);
}

.brand-badge {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  background: var(--bg-secondary);
  color: var(--text-secondary);
  border: 1px solid var(--border-medium);
  padding: 2px 7px;
  border-radius: var(--radius-full);
  font-weight: 600;
  margin-left: 0.5rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-link {
  font-size: 0.925rem;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  transition: color var(--transition-fast);
  padding: 0.5rem 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--text-primary);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.search-box {
  position: relative;
  width: 240px;
  transition: width var(--transition-base);
}

.search-box:focus-within {
  width: 300px;
}

.search-input {
  width: 100%;
  height: 42px;
  padding: 0 1rem 0 2.5rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-medium);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 0.875rem;
  outline: none;
  transition: all var(--transition-fast);
}

.search-input:focus {
  border-color: var(--border-focus);
  background: var(--bg-primary);
  box-shadow: 0 0 0 3px rgba(30, 30, 30, 0.08);
}

.search-icon {
  position: absolute;
  left: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.btn-sample-nav {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1.25rem;
  background: var(--accent-terra);
  color: #fff;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: 0 4px 14px rgba(200, 90, 50, 0.25);
}

.btn-sample-nav:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(200, 90, 50, 0.35);
}

.cart-btn-nav {
  position: relative;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-full);
  background: var(--bg-secondary);
  border: 1px solid var(--border-medium);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.cart-btn-nav:hover {
  background: var(--border-subtle);
  transform: scale(1.05);
}

.cart-count-badge {
  position: absolute;
  top: -3px;
  right: -3px;
  background: var(--text-primary);
  color: var(--bg-primary);
  font-size: 0.7rem;
  font-weight: 700;
  width: 20px;
  height: 20px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--bg-primary);
}

/* ==========================================================================
   Floating Vertical Action Dock (Direita - Menus & Paletas)
   ========================================================================== */
.vertical-action-dock {
  position: fixed;
  right: 0;
  top: 0;
  bottom: 0;
  width: 68px;
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-left: 1px solid var(--border-subtle);
  z-index: 100;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 0;
  box-shadow: var(--shadow-dock);
  transition: transform var(--transition-base);
}

.dock-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.9rem;
  width: 100%;
}

.dock-item {
  position: relative;
  width: 46px;
  height: 46px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  background: var(--bg-card);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.dock-item:hover, .dock-item.active {
  color: var(--text-primary);
  border-color: var(--border-focus);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.dock-item.color-dot {
  padding: 6px;
}

.dock-color-preview {
  width: 100%;
  height: 100%;
  border-radius: calc(var(--radius-md) - 5px);
  background-color: var(--accent-terra);
  transition: background-color var(--transition-base);
}

.dock-tooltip {
  position: absolute;
  right: 58px;
  top: 50%;
  transform: translateY(-50%) scale(0.9);
  background: var(--text-primary);
  color: var(--bg-primary);
  font-size: 0.75rem;
  font-weight: 600;
  white-space: nowrap;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  pointer-events: none;
  opacity: 0;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-md);
  z-index: 110;
}

.dock-item:hover .dock-tooltip {
  opacity: 1;
  transform: translateY(-50%) scale(1);
}

.dock-divider {
  width: 32px;
  height: 1px;
  background: var(--border-medium);
  margin: 0.2rem 0;
}

/* Mobile Bottom Dock */
@media (max-width: 768px) {
  .vertical-action-dock {
    top: auto;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 68px;
    flex-direction: row;
    padding: 0 1rem;
    border-left: none;
    border-top: 1px solid var(--border-subtle);
  }
  
  .dock-group {
    flex-direction: row;
    justify-content: space-around;
  }
  
  .dock-divider {
    display: none;
  }
  
  .dock-tooltip {
    display: none;
  }
}

/* ==========================================================================
   Hero Section: Split Layout + Virtual Room Visualizer
   ========================================================================== */
.hero-section {
  padding: 3rem 0 4.5rem;
  background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 1.35fr;
  gap: 3.5rem;
  align-items: center;
}

@media (max-width: 1080px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}

/* Hero Content (Left) */
.hero-content {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.hero-pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.4rem 0.95rem;
  background: var(--bg-primary);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-full);
  font-size: 0.775rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  box-shadow: var(--shadow-sm);
  width: fit-content;
}

.hero-pill-badge .pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background: #10B981;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
}

.hero-title {
  font-family: var(--font-serif);
  font-size: 3.75rem;
  line-height: 1.1;
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--text-primary);
}

.hero-title em {
  font-style: italic;
  font-weight: 400;
  color: var(--accent-terra);
}

.hero-subtitle {
  font-size: 1.125rem;
  line-height: 1.65;
  color: var(--text-secondary);
  max-width: 520px;
}

/* Hero Color Swatch & Hex Picker Widget */
.hero-swatch-widget {
  background: var(--bg-primary);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
  padding: 1.4rem;
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
}

.swatch-widget-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.swatch-widget-title {
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
}

.swatch-widget-active-info {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.active-color-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
}

.active-color-hex-tag {
  font-family: var(--font-mono);
  font-size: 0.775rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  padding: 2px 8px;
  border-radius: var(--radius-xs);
  color: var(--text-muted);
}

.swatches-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.swatch-btn {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  border: 2px solid #FFFFFF;
  outline: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.12);
}

.swatch-btn:hover {
  transform: scale(1.15);
  z-index: 2;
}

.swatch-btn.active {
  outline-color: var(--text-primary);
  transform: scale(1.12);
}

.swatch-btn::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: var(--radius-full);
  border: 1.5px solid transparent;
  transition: border-color var(--transition-fast);
}

.swatch-btn.active::after {
  border-color: var(--text-primary);
}

.custom-picker-row {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  border-top: 1px solid var(--border-subtle);
  padding-top: 0.9rem;
}

.custom-color-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
}

.custom-color-input-wrapper input[type="color"] {
  appearance: none;
  -webkit-appearance: none;
  width: 32px;
  height: 32px;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  background: transparent;
}

.custom-color-input-wrapper input[type="color"]::-webkit-color-swatch-wrapper {
  padding: 0;
}

.custom-color-input-wrapper input[type="color"]::-webkit-color-swatch {
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
}

.custom-picker-label {
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  background: var(--text-primary);
  color: var(--bg-primary);
  padding: 0.95rem 1.85rem;
  border-radius: var(--radius-full);
  font-size: 0.975rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.22);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  background: var(--bg-primary);
  color: var(--text-primary);
  padding: 0.95rem 1.85rem;
  border-radius: var(--radius-full);
  font-size: 0.975rem;
  font-weight: 600;
  border: 1px solid var(--border-medium);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-secondary:hover {
  background: var(--bg-secondary);
  border-color: var(--text-primary);
}

/* ==========================================================================
   Interactive Virtual Room Visualizer (Right)
   ========================================================================== */
.room-visualizer-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  display: flex;
  flex-direction: column;
  position: relative;
}

.visualizer-top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1.25rem;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-subtle);
  flex-wrap: wrap;
  gap: 0.75rem;
}

.room-selector-pills {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--bg-primary);
  padding: 3px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-subtle);
}

.room-pill {
  border: none;
  background: transparent;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  font-size: 0.775rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.room-pill.active {
  background: var(--text-primary);
  color: var(--bg-primary);
  box-shadow: var(--shadow-sm);
}

.lighting-selector {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.light-btn {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-subtle);
  background: var(--bg-primary);
  font-size: 0.725rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.light-btn.active {
  border-color: var(--border-focus);
  color: var(--text-primary);
  background: var(--bg-tertiary);
}

/* Canvas Area with Split View Handle */
.visualizer-canvas-container {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #EAEAEA;
  user-select: none;
}

#roomCanvas {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Split Compare Slider */
.split-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 65%;
  width: 2px;
  background: #FFFFFF;
  box-shadow: 0 0 12px rgba(0, 0, 0, 0.4);
  cursor: ew-resize;
  z-index: 20;
}

.split-handle-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: #FFFFFF;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #1E1E1E;
  pointer-events: none;
}

.split-tag-original, .split-tag-painted {
  position: absolute;
  bottom: 1.25rem;
  padding: 4px 10px;
  background: rgba(0, 0, 0, 0.65);
  color: #fff;
  font-size: 0.725rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  border-radius: var(--radius-xs);
  backdrop-filter: blur(6px);
  pointer-events: none;
}

.split-tag-original { left: 1.25rem; }
.split-tag-painted { right: 1.25rem; }

/* Visualizer Bottom Bar */
.visualizer-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.4rem;
  background: var(--bg-primary);
  border-top: 1px solid var(--border-subtle);
  flex-wrap: wrap;
  gap: 1rem;
}

.visualizer-color-detail {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.current-color-bubble {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-medium);
  box-shadow: inset 0 0 4px rgba(0, 0, 0, 0.1);
}

.current-color-meta h4 {
  font-size: 0.95rem;
  font-weight: 700;
}

.current-color-meta p {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.visualizer-actions {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.btn-icon-action {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-medium);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-icon-action:hover {
  background: var(--border-subtle);
  color: var(--text-primary);
}

.btn-buy-current-color {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.6rem 1.2rem;
  background: var(--accent-terra);
  color: #fff;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-buy-current-color:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(200, 90, 50, 0.3);
}

/* ==========================================================================
   Full-Width Horizontal Panoramic Showcase (Imagem de tela inteira)
   ========================================================================== */
.panoramic-section {
  position: relative;
  width: 100%;
  height: 580px;
  overflow: hidden;
  margin: 4rem 0;
}

.panoramic-bg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.92) contrast(1.05);
}

.panoramic-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(0, 0, 0, 0.75) 0%, rgba(0, 0, 0, 0.25) 50%, rgba(0, 0, 0, 0.65) 100%);
  display: flex;
  align-items: center;
}

.panoramic-content {
  color: #fff;
  max-width: 600px;
}

.panoramic-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-ochre);
  margin-bottom: 0.8rem;
}

.panoramic-title {
  font-family: var(--font-serif);
  font-size: 3.25rem;
  line-height: 1.15;
  font-weight: 700;
  margin-bottom: 1.25rem;
}

.panoramic-desc {
  font-size: 1.05rem;
  line-height: 1.6;
  opacity: 0.9;
  margin-bottom: 2rem;
}

/* Hotspots on Panoramic Image */
.hotspot {
  position: absolute;
  width: 28px;
  height: 28px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.9);
  border: 3px solid #1E1E1E;
  cursor: pointer;
  box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.3);
  animation: pulse-ring 2.5s infinite;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-fast);
}

.hotspot:hover {
  transform: scale(1.3);
}

.hotspot-card {
  position: absolute;
  bottom: 38px;
  left: 50%;
  transform: translateX(-50%) scale(0.85);
  background: #FFFFFF;
  color: #1E1E1E;
  padding: 0.85rem 1.1rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  width: 220px;
  opacity: 0;
  pointer-events: none;
  transition: all var(--transition-fast);
  z-index: 50;
}

.hotspot:hover .hotspot-card {
  opacity: 1;
  transform: translateX(-50%) scale(1);
}

@keyframes pulse-ring {
  0% { box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.6); }
  70% { box-shadow: 0 0 0 14px rgba(255, 255, 255, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 255, 255, 0); }
}

/* ==========================================================================
   Curated Seasonal Palettes (Carrossel Colorido)
   ========================================================================== */
.section-padding {
  padding: 5rem 0;
}

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 2.75rem;
  gap: 2rem;
  flex-wrap: wrap;
}

.section-pretitle {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-terra);
  margin-bottom: 0.4rem;
}

.section-title {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

.section-subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 500px;
  margin-top: 0.5rem;
}

.palettes-carousel-track {
  display: flex;
  gap: 1.5rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 1.5rem;
  scrollbar-width: thin;
  scrollbar-color: var(--border-medium) transparent;
}

.palette-card {
  flex: 0 0 340px;
  scroll-snap-align: start;
  background: var(--bg-card);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}

.palette-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-focus);
}

.palette-swatches-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  height: 140px;
}

.palette-strip-color {
  height: 100%;
  position: relative;
  transition: flex var(--transition-fast);
  cursor: pointer;
}

.palette-strip-color:hover::after {
  content: attr(data-color-name);
  position: absolute;
  bottom: 8px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.8);
  color: #fff;
  font-size: 0.65rem;
  padding: 2px 6px;
  border-radius: 4px;
  white-space: nowrap;
}

.palette-card-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.palette-card-title {
  font-size: 1.15rem;
  font-weight: 700;
}

.palette-card-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.palette-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 0.5rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border-subtle);
}

.btn-test-palette {
  background: transparent;
  border: none;
  font-size: 0.825rem;
  font-weight: 700;
  color: var(--accent-terra);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.btn-test-palette:hover {
  text-decoration: underline;
}

/* ==========================================================================
   Wall Paint Calculator Widget ("Wall Paint Calculator")
   ========================================================================== */
.calculator-section {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.calc-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.95fr;
  gap: 3.5rem;
  align-items: center;
}

@media (max-width: 992px) {
  .calc-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}

.calculator-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  padding: 2.25rem;
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.calc-inputs-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.calc-field-group {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.calc-label {
  font-size: 0.825rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
}

.calc-input-box {
  display: flex;
  align-items: center;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  background: var(--bg-secondary);
  overflow: hidden;
  transition: all var(--transition-fast);
}

.calc-input-box:focus-within {
  border-color: var(--border-focus);
  background: var(--bg-primary);
}

.calc-input-box input {
  width: 100%;
  padding: 0.75rem 1rem;
  border: none;
  background: transparent;
  color: var(--text-primary);
  font-weight: 600;
  outline: none;
}

.calc-unit {
  padding: 0 1rem;
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--text-muted);
}

.deductions-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.coats-selector-group {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.coats-options {
  display: flex;
  gap: 0.75rem;
}

.coat-btn {
  flex: 1;
  padding: 0.75rem;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  background: var(--bg-secondary);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.coat-btn.active {
  background: var(--text-primary);
  color: var(--bg-primary);
  border-color: var(--text-primary);
}

/* Calculator Result Card (Right) */
.calc-result-box {
  background: linear-gradient(145deg, #1E1E1E 0%, #2A2E35 100%);
  color: #FFFFFF;
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-xl);
  display: flex;
  flex-direction: column;
  gap: 2rem;
  position: relative;
  overflow: hidden;
}

.calc-result-box::after {
  content: '';
  position: absolute;
  top: -60px;
  right: -60px;
  width: 180px;
  height: 180px;
  background: radial-gradient(circle, rgba(200, 90, 50, 0.4) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.calc-result-metric {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.metric-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #A0AEC0;
  font-weight: 600;
}

.metric-value-huge {
  font-family: var(--font-serif);
  font-size: 3.5rem;
  line-height: 1;
  font-weight: 700;
  color: #FFFFFF;
}

.metric-value-huge span {
  font-size: 1.5rem;
  font-family: var(--font-sans);
  font-weight: 400;
  color: #CBD5E1;
}

.calc-breakdown-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 1.25rem;
}

.calc-breakdown-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.925rem;
}

.calc-breakdown-item span:last-child {
  font-weight: 700;
  font-family: var(--font-mono);
}

.calc-recommendation-badge {
  background: rgba(200, 90, 50, 0.2);
  border: 1px solid rgba(200, 90, 50, 0.5);
  color: #FBD38D;
  padding: 0.85rem 1.15rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.btn-add-calculator-kit {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 1rem;
  background: var(--accent-terra);
  color: #fff;
  border-radius: var(--radius-full);
  font-size: 0.95rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-add-calculator-kit:hover {
  background: #B34822;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(200, 90, 50, 0.4);
}

/* ==========================================================================
   Finishes Selector (Matte, Satin, Semi-gloss)
   ========================================================================== */
.finishes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

@media (max-width: 900px) {
  .finishes-grid {
    grid-template-columns: 1fr;
  }
}

.finish-card {
  background: var(--bg-card);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: all var(--transition-base);
  cursor: pointer;
  position: relative;
}

.finish-card:hover, .finish-card.selected {
  border-color: var(--border-focus);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.finish-visual-demo {
  height: 180px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #2D4C3A;
  transition: background-color var(--transition-base);
}

.finish-shine-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
}

/* Finish Reflectance Simulation */
.finish-matte .finish-shine-overlay {
  background: radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.06) 0%, transparent 60%);
  opacity: 0.6;
}

.finish-satin .finish-shine-overlay {
  background: radial-gradient(circle at var(--shine-x, 50%) var(--shine-y, 50%), rgba(255, 255, 255, 0.28) 0%, transparent 55%);
  opacity: 0.85;
}

.finish-gloss .finish-shine-overlay {
  background: radial-gradient(circle at var(--shine-x, 50%) var(--shine-y, 50%), rgba(255, 255, 255, 0.6) 0%, rgba(255, 255, 255, 0.15) 35%, transparent 65%);
  opacity: 1;
}

.finish-card-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  flex: 1;
}

.finish-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.finish-name {
  font-size: 1.25rem;
  font-weight: 700;
}

.sheen-percentage-tag {
  font-family: var(--font-mono);
  font-size: 0.775rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: var(--radius-xs);
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
}

.finish-description {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.finish-benefits-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-top: 0.5rem;
}

.finish-benefits-list li {
  font-size: 0.825rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.finish-benefits-list li svg {
  color: #10B981;
  flex-shrink: 0;
}

/* ==========================================================================
   Product Catalog: Minimalist Swatch Cards
   ========================================================================== */
.catalog-filter-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2.5rem;
  gap: 1.5rem;
  flex-wrap: wrap;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
}

.filter-pills-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.filter-pill {
  padding: 0.5rem 1.15rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-medium);
  background: var(--bg-primary);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-pill:hover, .filter-pill.active {
  background: var(--text-primary);
  color: var(--bg-primary);
  border-color: var(--text-primary);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
}

.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: all var(--transition-base);
  position: relative;
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-focus);
}

.product-swatch-view {
  height: 200px;
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.swatch-color-fill {
  width: 100%;
  height: 100%;
  transition: transform var(--transition-base);
}

.product-card:hover .swatch-color-fill {
  transform: scale(1.04);
}

.product-room-thumb {
  position: absolute;
  bottom: 10px;
  right: 10px;
  width: 58px;
  height: 58px;
  border-radius: var(--radius-sm);
  border: 2px solid #FFFFFF;
  box-shadow: var(--shadow-md);
  overflow: hidden;
  cursor: pointer;
  transition: transform var(--transition-fast);
}

.product-room-thumb:hover {
  transform: scale(1.15);
}

.badge-family {
  position: absolute;
  top: 12px;
  left: 12px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: var(--radius-xs);
  background: rgba(255, 255, 255, 0.9);
  color: #1E1E1E;
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(4px);
}

.product-card-body {
  padding: 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  flex: 1;
}

.product-color-name {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.product-color-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.product-hex {
  font-family: var(--font-mono);
  font-weight: 500;
}

.product-card-footer {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.5rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--border-subtle);
}

.btn-buy-sample {
  flex: 1;
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-medium);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  transition: all var(--transition-fast);
}

.btn-buy-sample:hover {
  background: var(--text-primary);
  color: var(--bg-primary);
  border-color: var(--text-primary);
}

.btn-preview-in-room {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-medium);
  background: var(--bg-primary);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-preview-in-room:hover {
  background: var(--accent-terra);
  color: #fff;
  border-color: var(--accent-terra);
}

/* ==========================================================================
   Slide-Over Cart Drawer
   ========================================================================== */
.cart-drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.cart-drawer-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.cart-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 440px;
  max-width: 100vw;
  background: var(--bg-primary);
  box-shadow: var(--shadow-xl);
  z-index: 210;
  transform: translateX(100%);
  transition: transform var(--transition-base);
  display: flex;
  flex-direction: column;
}

.cart-drawer.open {
  transform: translateX(0);
}

.cart-header {
  padding: 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cart-title {
  font-size: 1.25rem;
  font-weight: 700;
}

.btn-close-drawer {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  display: flex;
}

.cart-body {
  flex: 1;
  overflow-y: auto;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.cart-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  text-align: center;
  gap: 1rem;
  color: var(--text-muted);
}

.cart-item {
  display: flex;
  gap: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-subtle);
}

.cart-item-color-square {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-medium);
  flex-shrink: 0;
}

.cart-item-details {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.cart-item-name {
  font-size: 0.95rem;
  font-weight: 700;
}

.cart-item-type {
  font-size: 0.775rem;
  color: var(--text-muted);
}

.cart-item-price {
  font-weight: 700;
  font-size: 0.9rem;
  margin-top: 0.25rem;
}

.cart-item-remove {
  background: transparent;
  border: none;
  color: #EF4444;
  font-size: 0.75rem;
  cursor: pointer;
  align-self: flex-start;
}

.cart-footer {
  padding: 1.5rem;
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-secondary);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.cart-subtotal-row {
  display: flex;
  justify-content: space-between;
  font-size: 1.15rem;
  font-weight: 700;
}

.free-shipping-pill {
  font-size: 0.775rem;
  background: #D1FAE5;
  color: #065F46;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 600;
}

.btn-checkout-whatsapp {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  padding: 1rem;
  background: #25D366;
  color: #fff;
  border-radius: var(--radius-full);
  font-size: 1rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.3);
}

.btn-checkout-whatsapp:hover {
  background: #1EBE5D;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}

/* ==========================================================================
   Toast Notification
   ========================================================================== */
.toast-notification {
  position: fixed;
  bottom: 2rem;
  left: 2rem;
  background: #1E1E1E;
  color: #FFFFFF;
  padding: 0.9rem 1.4rem;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-lg);
  font-size: 0.875rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  z-index: 300;
  transform: translateY(100px);
  opacity: 0;
  transition: all var(--transition-base);
}

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

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background: #1E1E1E;
  color: #FFFFFF;
  padding: 5rem 0 2.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3.5rem;
  margin-bottom: 4rem;
}

@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 580px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.footer-col h4 {
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1.25rem;
  color: #F8F9FA;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-links a {
  color: #A0AEC0;
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: #FFFFFF;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.85rem;
  color: #718096;
  flex-wrap: wrap;
  gap: 1rem;
}