/**
 * Soham Ayurveda - Master Production Stylesheet
 * Brand Palette: Deep Forest Green (#1F3D2B), Turmeric Gold (#D9A441), Warm Cream (#FAF5E9), Clay/Terracotta (#B5573B)
 * Typography: Serif (Cormorant Garamond / Playfair Display) & Sans (Plus Jakarta Sans / Inter)
 */

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

:root {
  /* Brand Palette */
  --forest-950: #0B160F;
  --forest-900: #14281C;
  --forest-800: #1F3D2B; /* Primary Brand Forest */
  --forest-700: #2C553C;
  --forest-600: #3A6E4F;
  --forest-500: #4B8563;
  --forest-200: #C8DEC0;
  --forest-100: #E6EFE8;
  --forest-50:  #F4F8F5;

  --gold-700:   #9E7220;
  --gold-600:   #B8852B;
  --gold-500:   #D9A441; /* Turmeric Gold Accent */
  --gold-400:   #E5B85C;
  --gold-300:   #F0CE85;
  --gold-100:   #FDF6E7;
  --gold-50:    #FFFBF2;

  --cream-50:   #FAF5E9; /* Warm Cream Background */
  --cream-100:  #F3EBD8;
  --cream-200:  #E8DCBE;
  --cream-300:  #DAC9A2;

  --clay-600:   #8F3A22;
  --clay-500:   #B5573B; /* Clay / Terracotta Accent */
  --clay-400:   #D07054;
  --clay-100:   #FAECE8;

  --charcoal-900: #19201C;
  --charcoal-800: #242D28;
  --charcoal-700: #2B2B2B; /* Crisp Body Text */
  --charcoal-500: #5C6761;
  --charcoal-400: #7E8C84;
  --charcoal-200: #D1D8D4;

  /* Typography */
  --font-serif: 'Cormorant Garamond', 'Playfair Display', Georgia, serif;
  --font-heading: 'Playfair Display', 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Elevation Shadows */
  --shadow-subtle: 0 4px 20px -2px rgba(31, 61, 43, 0.06);
  --shadow-card: 0 10px 30px -4px rgba(31, 61, 43, 0.08), 0 4px 12px -2px rgba(31, 61, 43, 0.04);
  --shadow-hover: 0 20px 40px -6px rgba(31, 61, 43, 0.14), 0 8px 16px -4px rgba(217, 164, 65, 0.12);
  --shadow-gold: 0 8px 24px -2px rgba(217, 164, 65, 0.35);

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 280ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 450ms cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  font-family: var(--font-sans);
  color: var(--charcoal-700);
  background-color: var(--cream-50);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  background-image: url('../assets/images/herbal-pattern.svg');
  background-repeat: repeat;
  background-size: 140px 140px;
}

/* Scrollbar Customization */
::-webkit-scrollbar {
  width: 9px;
  height: 9px;
}
::-webkit-scrollbar-track {
  background: var(--cream-100);
}
::-webkit-scrollbar-thumb {
  background: var(--forest-600);
  border-radius: 6px;
  border: 2px solid var(--cream-100);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--gold-500);
}

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

/* Colors */
.text-forest { color: var(--forest-800); }
.text-forest-dark { color: var(--forest-900); }
.text-forest-light { color: var(--forest-600); }
.text-gold { color: var(--gold-500); }
.text-gold-light { color: var(--gold-400); }
.text-clay { color: var(--clay-500); }
.text-cream { color: var(--cream-50); }
.text-charcoal { color: var(--charcoal-700); }
.text-muted { color: var(--charcoal-500); }

.bg-forest { background-color: var(--forest-800); }
.bg-forest-dark { background-color: var(--forest-900); }
.bg-forest-950 { background-color: var(--forest-950); }
.bg-cream { background-color: var(--cream-50); }
.bg-cream-100 { background-color: var(--cream-100); }
.bg-gold { background-color: var(--gold-500); }
.bg-clay { background-color: var(--clay-500); }

/* Sticky Header Styling */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background-color: rgba(250, 245, 233, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(217, 164, 65, 0.22);
  transition: all var(--transition-normal);
}
.site-header.scrolled {
  background-color: rgba(20, 40, 28, 0.95);
  border-bottom-color: rgba(217, 164, 65, 0.35);
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.25);
}
.site-header.scrolled .nav-link {
  color: var(--cream-50);
}
.site-header.scrolled .nav-link:hover,
.site-header.scrolled .nav-link.active {
  color: var(--gold-400);
}
.site-header.scrolled .header-logo-light {
  display: block;
}
.site-header.scrolled .header-logo-dark {
  display: none;
}
.header-logo-light {
  display: none;
}
.header-logo-dark {
  display: block;
}

/* Nav Link Animation */
.nav-link {
  position: relative;
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  color: var(--charcoal-700);
  transition: color var(--transition-fast);
  padding: 0.5rem 0.25rem;
  text-decoration: none;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--gold-500);
  border-radius: 2px;
  transition: width var(--transition-normal);
}
.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}
.nav-link:hover,
.nav-link.active {
  color: var(--forest-800);
}

/* Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, var(--gold-500) 0%, var(--gold-600) 100%);
  color: var(--forest-950);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.8rem 1.6rem;
  border-radius: 9999px;
  border: none;
  box-shadow: var(--shadow-gold);
  transition: all var(--transition-fast);
  cursor: pointer;
  text-decoration: none;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px -2px rgba(217, 164, 65, 0.45);
  background: linear-gradient(135deg, var(--gold-400) 0%, var(--gold-500) 100%);
}
.btn-primary:active {
  transform: translateY(0);
}

.btn-forest {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background-color: var(--forest-800);
  color: var(--cream-50);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.8rem 1.6rem;
  border-radius: 9999px;
  border: 1px solid var(--forest-700);
  transition: all var(--transition-fast);
  cursor: pointer;
  text-decoration: none;
}
.btn-forest:hover {
  background-color: var(--forest-900);
  color: var(--gold-400);
  border-color: var(--gold-500);
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}

.btn-outline-gold {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background-color: transparent;
  color: var(--gold-500);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.75rem 1.5rem;
  border-radius: 9999px;
  border: 1.5px solid var(--gold-500);
  transition: all var(--transition-fast);
  cursor: pointer;
  text-decoration: none;
}
.btn-outline-gold:hover {
  background-color: var(--gold-500);
  color: var(--forest-950);
  transform: translateY(-2px);
  box-shadow: var(--shadow-gold);
}

.btn-outline-forest {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background-color: transparent;
  color: var(--forest-800);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.75rem 1.5rem;
  border-radius: 9999px;
  border: 1.5px solid var(--forest-800);
  transition: all var(--transition-fast);
  cursor: pointer;
  text-decoration: none;
}
.btn-outline-forest:hover {
  background-color: var(--forest-800);
  color: var(--cream-50);
  transform: translateY(-2px);
}

/* Form Badges */
.badge-liquid {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  background-color: #E2ECE5;
  color: var(--forest-800);
  border: 1px solid rgba(44, 85, 60, 0.25);
}
.badge-powder {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  background-color: #F8EFE0;
  color: #8C5B12;
  border: 1px solid rgba(217, 164, 65, 0.35);
}

/* Glassmorphism Cards */
.glass-card {
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(217, 164, 65, 0.2);
  border-radius: 1.25rem;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}
.glass-card:hover {
  box-shadow: var(--shadow-hover);
  border-color: rgba(217, 164, 65, 0.45);
}

.glass-card-dark {
  background: rgba(20, 40, 28, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(217, 164, 65, 0.25);
  border-radius: 1.25rem;
  box-shadow: 0 14px 34px -5px rgba(0, 0, 0, 0.3);
}

/* Hero Section */
.hero-canvas-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 2;
}

/* Scroll Progress Bar */
#scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold-500), var(--clay-500));
  z-index: 100;
  width: 0%;
  transition: width 80ms ease-out;
}

/* Floating Action Button (FAB) for WhatsApp & Call */
.floating-actions-bar {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 45;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  align-items: flex-end;
}
.fab-btn {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  text-decoration: none;
}
.fab-btn:hover {
  transform: scale(1.08) translateY(-2px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.35);
}
.fab-whatsapp {
  background: #25D366;
}
.fab-phone {
  background: var(--forest-800);
  border: 2px solid var(--gold-500);
}
.fab-cart {
  background: var(--gold-500);
  color: var(--forest-950);
  position: relative;
}
.fab-cart-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  background: var(--clay-500);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 800;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid #fff;
}

/* 3D Manufacturing Walkthrough Scene */
.mfg-canvas-wrapper {
  position: relative;
  width: 100%;
  height: 72vh;
  min-height: 480px;
  background: radial-gradient(circle at 50% 40%, #1A3424 0%, #102117 65%, #0B160F 100%);
  border-radius: 1.5rem;
  overflow: hidden;
  box-shadow: 0 24px 60px -12px rgba(0, 0, 0, 0.5), inset 0 0 0 1px rgba(217, 164, 65, 0.2);
}
.mfg-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

/* Manufacturing Control Bar */
.mfg-control-bar {
  position: absolute;
  bottom: 1.25rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: rgba(14, 27, 19, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 0.6rem 1rem;
  border-radius: 9999px;
  border: 1px solid rgba(217, 164, 65, 0.35);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  max-width: 95%;
  flex-wrap: wrap;
  justify-content: center;
}
.mfg-btn {
  background: transparent;
  color: var(--cream-50);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 9999px;
  padding: 0.4rem 0.85rem;
  font-size: 0.82rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}
.mfg-btn:hover,
.mfg-btn.active {
  background: var(--gold-500);
  color: var(--forest-950);
  border-color: var(--gold-500);
}
.mfg-chapter-pill {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  color: var(--cream-50);
  border: 1px solid rgba(217, 164, 65, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition-fast);
}
.mfg-chapter-pill:hover,
.mfg-chapter-pill.active {
  background: var(--gold-500);
  color: var(--forest-950);
  border-color: #fff;
  transform: scale(1.15);
}

/* Manufacturing Caption Overlay */
.mfg-caption-box {
  position: absolute;
  top: 1.25rem;
  left: 1.25rem;
  max-width: 420px;
  background: rgba(14, 27, 19, 0.9);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: 1.25rem 1.5rem;
  border-radius: 1rem;
  border: 1px solid rgba(217, 164, 65, 0.3);
  color: var(--cream-50);
  z-index: 10;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  pointer-events: auto;
}
.mfg-caption-chapter {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--gold-400);
  font-weight: 700;
  margin-bottom: 0.25rem;
}
.mfg-caption-title {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 0.5rem;
}
.mfg-caption-desc {
  font-size: 0.88rem;
  line-height: 1.5;
  color: #D1D8D4;
}

/* Modals & Drawers */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(11, 22, 15, 0.75);
  backdrop-filter: blur(8px);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
  padding: 1rem;
}
.modal-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}
.modal-content {
  background: var(--cream-50);
  border: 1px solid rgba(217, 164, 65, 0.35);
  border-radius: 1.5rem;
  box-shadow: 0 25px 60px -10px rgba(0, 0, 0, 0.4);
  max-width: 650px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(20px) scale(0.97);
  transition: transform var(--transition-normal);
}
.modal-backdrop.open .modal-content {
  transform: translateY(0) scale(1);
}

/* Drawer / Slide-Over */
.drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(11, 22, 15, 0.65);
  backdrop-filter: blur(6px);
  z-index: 100;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}
.drawer-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}
.drawer-panel {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  max-width: 520px;
  background: var(--cream-50);
  border-left: 1px solid rgba(217, 164, 65, 0.3);
  box-shadow: -15px 0 45px rgba(0, 0, 0, 0.25);
  z-index: 101;
  transform: translateX(100%);
  transition: transform var(--transition-smooth);
  display: flex;
  flex-direction: column;
}
.drawer-backdrop.open + .drawer-panel,
.drawer-panel.open {
  transform: translateX(0);
}

/* Lightbox */
.lightbox-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(10, 18, 13, 0.92);
  backdrop-filter: blur(12px);
  z-index: 110;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
  padding: 1.5rem;
}
.lightbox-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}
.lightbox-image {
  max-width: 90vw;
  max-height: 78vh;
  border-radius: 1rem;
  border: 2px solid var(--gold-500);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
  object-fit: contain;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  top: 1.5rem;
  right: 1.5rem;
  z-index: 120;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}
.toast {
  pointer-events: auto;
  background: var(--forest-900);
  color: var(--cream-50);
  border: 1px solid var(--gold-500);
  padding: 0.85rem 1.25rem;
  border-radius: 0.75rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9rem;
  transform: translateX(120%);
  transition: transform var(--transition-normal);
}
.toast.show {
  transform: translateX(0);
}

/* 3D Product Canvas Drawer Viewer */
.product-3d-box {
  width: 100%;
  height: 280px;
  border-radius: 1rem;
  background: radial-gradient(circle at 50% 50%, #2A4835 0%, #15261C 80%);
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(217, 164, 65, 0.25);
}

/* Form Inputs */
.form-input {
  width: 100%;
  background: #FFFFFF;
  border: 1.5px solid var(--charcoal-200);
  border-radius: 0.75rem;
  padding: 0.75rem 1rem;
  font-size: 0.95rem;
  font-family: var(--font-sans);
  color: var(--charcoal-900);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.form-input:focus {
  outline: none;
  border-color: var(--forest-700);
  box-shadow: 0 0 0 3px rgba(44, 85, 60, 0.15);
}
.form-input.error {
  border-color: var(--clay-500);
  background-color: #FFF9F8;
}
.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--charcoal-800);
  margin-bottom: 0.35rem;
}
.form-error-msg {
  color: var(--clay-500);
  font-size: 0.78rem;
  font-weight: 500;
  margin-top: 0.25rem;
  display: none;
}
.form-input.error + .form-error-msg,
.form-error-msg.visible {
  display: block;
}

/* Reduced Motion Mode */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .mfg-canvas-wrapper {
    display: none;
  }
  .mfg-reduced-motion-fallback {
    display: block !important;
  }
}
.mfg-reduced-motion-fallback {
  display: none;
}

/* Mobile Adjustments */
@media (max-width: 768px) {
  .site-header .nav-menu {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--cream-50);
    border-bottom: 1px solid rgba(217, 164, 65, 0.25);
    padding: 1.5rem;
    flex-direction: column;
    gap: 1rem;
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition-normal);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
  }
  .site-header .nav-menu.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .mfg-canvas-wrapper {
    height: 58vh;
    min-height: 380px;
  }
  .mfg-caption-box {
    max-width: calc(100% - 2.5rem);
    padding: 1rem;
  }
  .mfg-caption-title {
    font-size: 1.15rem;
  }
  .mfg-control-bar {
    bottom: 0.75rem;
    padding: 0.4rem 0.6rem;
    gap: 0.35rem;
  }
  .mfg-btn {
    padding: 0.3rem 0.55rem;
    font-size: 0.72rem;
  }
}