/* Premium Design Enhancements for Dogs Dog Co. */

/* Prevent Flash of Unstyled Content (FOUC) */
html {
  opacity: 0;
  transition: opacity 0.3s ease-in-out;
}

html.loaded {
  opacity: 1;
}

/* Prevent Layout Shift During Font Loading */
body {
  font-display: swap;
}

/* Enhanced Typography System */
:root {
  /* Existing colors */
  --primary: #FF6B35;
  --secondary: #2EC4B6;
  --dark: #011627;
  --light: #FDFFFC;
  --accent: #E71D36;
  
  /* Enhanced color palette */
  --primary-light: #FF8A5B;
  --primary-dark: #E55D2B;
  --secondary-light: #52D4C7;
  --secondary-dark: #25A394;
  --dark-light: #1A2332;
  --gray: #6B7280;
  --gray-light: #F3F4F6;
  
  /* Typography Scale */
  --text-xs: 0.75rem;    /* 12px */
  --text-sm: 0.875rem;   /* 14px */
  --text-base: 1rem;     /* 16px */
  --text-lg: 1.125rem;   /* 18px */
  --text-xl: 1.25rem;    /* 20px */
  --text-2xl: 1.5rem;    /* 24px */
  --text-3xl: 1.875rem;  /* 30px */
  --text-4xl: 2.25rem;   /* 36px */
  --text-5xl: 3rem;      /* 48px */
  --text-6xl: 3.75rem;   /* 60px */
  
  /* Spacing System */
  --space-1: 0.25rem;   /* 4px */
  --space-2: 0.5rem;    /* 8px */
  --space-3: 0.75rem;   /* 12px */
  --space-4: 1rem;      /* 16px */
  --space-5: 1.25rem;   /* 20px */
  --space-6: 1.5rem;    /* 24px */
  --space-8: 2rem;      /* 32px */
  --space-10: 2.5rem;   /* 40px */
  --space-12: 3rem;     /* 48px */
  --space-16: 4rem;     /* 64px */
  --space-20: 5rem;     /* 80px */
  --space-24: 6rem;     /* 96px */
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-base: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* Border Radius */
  --radius-sm: 0.125rem;  /* 2px */
  --radius-base: 0.25rem; /* 4px */
  --radius-md: 0.375rem;  /* 6px */
  --radius-lg: 0.5rem;    /* 8px */
  --radius-xl: 0.75rem;   /* 12px */
  --radius-2xl: 1rem;     /* 16px */
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 300ms ease-in-out;
  --transition-slow: 500ms ease-in-out;
}

/* Enhanced Typography */
h1, .heading-1 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: var(--text-5xl);
  line-height: 1.1;
  letter-spacing: -0.025em;
  color: var(--dark);
}

h2, .heading-2 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: var(--text-4xl);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--dark);
}

h3, .heading-3 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: var(--text-2xl);
  line-height: 1.3;
  color: var(--dark);
}

h4, .heading-4 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: var(--text-xl);
  line-height: 1.4;
  color: var(--dark);
}

.text-large {
  font-size: var(--text-lg);
  line-height: 1.6;
  font-weight: 500;
}

.text-body {
  font-size: var(--text-base);
  line-height: 1.7;
  font-weight: 400;
}

.text-small {
  font-size: var(--text-sm);
  line-height: 1.5;
  font-weight: 400;
}

/* Premium Button System */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: var(--text-base);
  text-decoration: none;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--light);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-dark) 100%);
  color: var(--light);
  box-shadow: var(--shadow-md);
}

.btn-secondary:hover {
  background: linear-gradient(135deg, var(--secondary-light) 0%, var(--secondary) 100%);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
  box-shadow: var(--shadow-sm);
}

.btn-outline:hover {
  background: var(--primary);
  color: var(--light);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-large {
  padding: var(--space-5) var(--space-8);
  font-size: var(--text-lg);
  border-radius: var(--radius-xl);
}

/* Premium Card System */
.card {
  background: var(--light);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-base);
  overflow: hidden;
  transition: all var(--transition-base);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.card-premium {
  background: linear-gradient(145deg, var(--light) 0%, var(--gray-light) 100%);
  border: 1px solid rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
}

/* Enhanced Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}

/* Staggered Animation Classes */
.animate-fade-in-up {
  animation: fadeInUp 0.8s ease-out forwards;
}

.animate-fade-in-left {
  animation: fadeInLeft 0.8s ease-out forwards;
}

.animate-fade-in-right {
  animation: fadeInRight 0.8s ease-out forwards;
}

.animate-scale-in {
  animation: scaleIn 0.6s ease-out forwards;
}

.animate-float {
  animation: float 3s ease-in-out infinite;
}

/* Stagger delays */
.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }
.delay-400 { animation-delay: 0.4s; }
.delay-500 { animation-delay: 0.5s; }
.delay-600 { animation-delay: 0.6s; }

/* Glass Morphism Effects */
.glass {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.glass-dark {
  background: rgba(1, 22, 39, 0.8);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Gradient Text */
.gradient-text {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Enhanced Spacing Utilities */
.space-y-4 > * + * { margin-top: var(--space-4); }
.space-y-6 > * + * { margin-top: var(--space-6); }
.space-y-8 > * + * { margin-top: var(--space-8); }
.space-y-12 > * + * { margin-top: var(--space-12); }

/* Responsive Typography */
@media (max-width: 768px) {
  h1, .heading-1 {
    font-size: var(--text-4xl);
  }
  
  h2, .heading-2 {
    font-size: var(--text-3xl);
  }
  
  h3, .heading-3 {
    font-size: var(--text-xl);
  }
}

@media (max-width: 480px) {
  h1, .heading-1 {
    font-size: var(--text-3xl);
  }
  
  h2, .heading-2 {
    font-size: var(--text-2xl);
  }
}

/* Enhanced Gallery Styles */
.gallery {
  position: relative;
  overflow: hidden;
}

.gallery-subtitle {
  text-align: center;
  color: var(--gray);
  margin-bottom: var(--space-16);
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  aspect-ratio: 1;
  cursor: pointer;
}

.gallery-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
  color: white;
  padding: var(--space-6);
  transform: translateY(100%);
  transition: transform var(--transition-base);
}

.gallery-item:hover .gallery-overlay {
  transform: translateY(0);
}

.gallery-dog-name {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
  color: white;
}

.gallery-dog-story {
  font-size: var(--text-sm);
  opacity: 0.9;
  margin: 0;
}

/* Enhanced Hero Section */
.hero-content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-12) var(--space-4);
}

.hero-logo {
  width: 240px;
  height: 240px;
  margin-bottom: var(--space-4);
  filter: drop-shadow(0 4px 20px rgba(255, 107, 53, 0.3));
}

.hero-title {
  margin-bottom: var(--space-6);
  line-height: 1.1;
}

.hero-text {
  margin-bottom: var(--space-8);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Enhanced Philosophy Section */
.philosophy {
  background: linear-gradient(135deg, var(--light) 0%, var(--gray-light) 100%);
  position: relative;
}

.philosophy::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="0.5" fill="%23000" opacity="0.02"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
  pointer-events: none;
}

.philosophy-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-8);
  position: relative;
  z-index: 1;
}

.philosophy-item {
  text-align: center;
  padding: var(--space-10);
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.philosophy-icon {
  font-size: 4rem;
  margin-bottom: var(--space-6);
  display: block;
  filter: drop-shadow(0 2px 10px rgba(0, 0, 0, 0.1));
}

.philosophy-title {
  margin-bottom: var(--space-4);
  color: var(--dark);
}

/* About Page Philosophy Section - Dark Background with Light Cards */
.about-philosophy .philosophy-expanded-item {
  background: rgba(255, 255, 255, 0.95) !important;
  color: var(--dark) !important;
  backdrop-filter: blur(10px);
}

.about-philosophy .philosophy-expanded-item h3 {
  color: var(--dark) !important;
}

.about-philosophy .philosophy-expanded-item p {
  color: var(--dark) !important;
}

.about-philosophy .philosophy-expanded-item .text-body {
  color: var(--dark) !important;
}

/* Enhanced CTA Section */
.cta-section {
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark-light) 100%);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255, 107, 53, 0.1) 0%, transparent 70%);
  animation: float 6s ease-in-out infinite;
}

.cta-content {
  text-align: center;
  position: relative;
  z-index: 1;
  padding: var(--space-20) 0;
}

.cta-title {
  margin-bottom: var(--space-6);
  color: white;
}

.cta-text {
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--space-10);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

/* Mobile Optimizations */
@media (max-width: 768px) {
  .hero-content {
    padding: var(--space-10) var(--space-4);
  }
  
  .hero-logo {
    width: 160px;
    height: 160px;
    margin-bottom: var(--space-3);
  }
  
  .philosophy-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
  
  .philosophy-item {
    padding: var(--space-8);
  }
  
  .philosophy-icon {
    font-size: 3rem;
    margin-bottom: var(--space-4);
  }
  
  .gallery-overlay {
    padding: var(--space-4);
  }
  
  .cta-content {
    padding: var(--space-16) 0;
  }
}

/* Contact FAQ Section - Light Cards with Dark Text (Consistent Design) */
.faq-section {
  padding: 60px 0 60px !important;
}

.faq-section .section-title {
  margin-bottom: 40px !important;
}

.faq-section .card {
  background: rgba(255, 255, 255, 0.95) !important;
  color: var(--dark) !important;
  backdrop-filter: blur(10px);
  overflow: hidden !important;
  height: 80px !important;
  transition: height 0.3s ease !important;
}

.faq-section .card.expanded {
  height: auto !important;
  min-height: 80px !important;
}

.faq-section .faq-question {
  color: var(--dark) !important;
  height: 80px !important;
  display: flex !important;
  align-items: center !important;
  margin: 0 !important;
  padding: 20px !important;
}

.faq-section .faq-answer {
  color: var(--dark) !important;
  padding: 0 20px 20px !important;
  opacity: 0 !important;
  transition: opacity 0.3s ease !important;
}

.faq-section .card.expanded .faq-answer {
  opacity: 1 !important;
}

.faq-section .faq-answer p {
  color: var(--dark) !important;
}

.faq-section .text-body {
  color: var(--dark) !important;
}

.faq-section .heading-4 {
  color: var(--dark) !important;
}

/* Loading Spinner */
.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--gray-light);
  border-top: 3px solid var(--primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto var(--space-4);
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.widget-loading {
  text-align: center;
  color: var(--gray);
}

/* Smooth Scroll */
html {
  scroll-behavior: smooth;
}

/* Premium Interactive Elements */
.interactive-element {
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.interactive-element::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: radial-gradient(circle, rgba(255, 107, 53, 0.1) 0%, transparent 70%);
  transition: all var(--transition-base);
  transform: translate(-50%, -50%);
  border-radius: 50%;
}

.interactive-element:hover::before {
  width: 300px;
  height: 300px;
}

/* Enhanced Focus States */
.btn:focus,
.nav-link:focus,
.mobile-nav-link:focus {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* Performance Optimizations */
.gallery-img,
.hero-logo,
.philosophy-icon {
  will-change: transform;
}

/* Accessibility Improvements */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  .card {
    border: 2px solid var(--dark);
  }
  
  .btn-primary {
    border: 2px solid var(--dark);
  }
  
  .philosophy-item {
    border: 2px solid var(--dark);
  }
}