/* ============================================
   ZOOPET - MODERN E-COMMERCE REDESIGN 2.0
   Flat, Minimalist, Premium Pet Store
   ============================================ */

/* Import Google Fonts - Clean & Modern */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  /* === PRIMARY PALETTE === */
  --primary-green: #4CAF50;
  --secondary-green: #81C784;
  --accent-mint: #A5D6A7;
  
  /* === BACKGROUNDS === */
  --bg-cream: #FAFAF8;
  --bg-white: #FFFFFF;
  --bg-light-green: #F1F8F4;
  
  /* === TEXT COLORS === */
  --text-primary: #2E3A23;
  --text-secondary: #5F6F65;
  --text-light: #8B9A8F;
  
  /* === BORDERS === */
  --border-light: #E8EBE4;
  --border-medium: #D1D9CC;
  
  /* === CATEGORY ACCENTS === */
  --dog-accent: #FFB74D;
  --cat-accent: #BA68C8;
  --bird-accent: #4FC3F7;
  --reptile-accent: #AED581;
  --fish-accent: #4DD0E1;
  --rodent-accent: #FF8A65;
  
  /* === SPACING === */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;
  
  /* === SHADOWS (Minimal) === */
  --shadow-sm: 0 2px 4px rgba(46, 58, 35, 0.04);
  --shadow-md: 0 4px 8px rgba(46, 58, 35, 0.06);
  --shadow-lg: 0 8px 16px rgba(46, 58, 35, 0.08);
  
  /* === TRANSITIONS === */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* === RESET & BASE === */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-cream);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* === TYPOGRAPHY === */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(2rem, 4vw, 3rem); letter-spacing: -0.01em; }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: 1.25rem; }

p {
  font-size: 1rem;
  font-weight: 400;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
}

.text-large {
  font-size: 1.25rem;
  line-height: 1.8;
}

/* === HEADER - MINIMAL & CLEAN === */
header {
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  border-bottom: 1px solid var(--border-light);
  transition: var(--transition-normal);
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-xl);
  max-width: 1400px;
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  gap: var(--spacing-sm);
}

.logo-image {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-main {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary-green);
  letter-spacing: -0.01em;
}

.logo-sub {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
  align-items: center;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition-fast);
  position: relative;
}

.nav-links a:hover {
  color: var(--primary-green);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-green);
  transition: var(--transition-normal);
}

.nav-links a:hover::after {
  width: 100%;
}

/* === BUTTONS - FLAT & MODERN === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 0.875rem 1.75rem;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-normal);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary-green);
  color: white;
}

.btn-primary:hover {
  background: #43A047;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: white;
  color: var(--primary-green);
  border: 2px solid var(--primary-green);
}

.btn-secondary:hover {
  background: var(--bg-light-green);
}

.btn-large {
  padding: 1.125rem 2.25rem;
  font-size: 1.125rem;
}

/* === HERO - MODERN MULTISPECIES === */
.hero-modern {
  min-height: 90vh;
  display: flex;
  align-items: center;
  padding: var(--spacing-3xl) var(--spacing-xl);
  margin-top: 80px;
  background: linear-gradient(135deg, var(--bg-cream) 0%, var(--bg-light-green) 100%);
  position: relative;
  overflow: hidden;
}

.hero-content {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
}

.hero-text {
  z-index: 2;
}

.hero-tag {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: white;
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary-green);
  margin-bottom: var(--spacing-md);
  box-shadow: var(--shadow-sm);
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--spacing-md);
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary-green) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
  line-height: 1.8;
}

.hero-cta-group {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.hero-image-container {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

/* === SECTION - SHOP BY SPECIES === */
.section {
  padding: var(--spacing-3xl) var(--spacing-xl);
  max-width: 1400px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.section-tag {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: var(--bg-light-green);
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary-green);
  margin-bottom: var(--spacing-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  margin-bottom: var(--spacing-md);
}

.section-description {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* === SPECIES GRID === */
.species-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.species-card {
  background: white;
  border-radius: 16px;
  overflow: hidden;
  transition: var(--transition-normal);
  cursor: pointer;
  border: 2px solid transparent;
  text-decoration: none;
  display: block;
}

.species-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-green);
}

.species-image-container {
  position: relative;
  width: 100%;
  height: 240px;
  overflow: hidden;
}

.species-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

.species-card:hover .species-image {
  transform: scale(1.05);
}

.species-badge {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  background: white;
  padding: 0.5rem 0.875rem;
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 600;
  box-shadow: var(--shadow-md);
}

.species-content {
  padding: var(--spacing-lg);
}

.species-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
  color: var(--text-primary);
}

.species-description {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
}

.species-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--primary-green);
  transition: var(--transition-fast);
}

.species-card:hover .species-cta {
  gap: 0.75rem;
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
  
  .hero-image-container {
    order: -1;
  }
  
  nav {
    padding: var(--spacing-md);
  }
  
  .nav-links {
    gap: var(--spacing-sm);
  }
  
  .species-grid {
    grid-template-columns: 1fr;
  }
  
  .section {
    padding: var(--spacing-xl) var(--spacing-md);
  }
}

/* === UTILITIES === */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
}

.text-center {
  text-align: center;
}

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

/* === WHATSAPP FLOATING BUTTON === */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 999;
}

.whatsapp-button {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  background: #25D366;
  color: white;
  padding: 1rem 1.5rem;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
  transition: var(--transition-normal);
}

.whatsapp-button:hover {
  background: #20BA5A;
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(37, 211, 102, 0.5);
}

.whatsapp-button i {
  font-size: 1.5rem;
}

.whatsapp-text {
  font-size: 0.95rem;
}

@media (max-width: 768px) {
  .whatsapp-button {
    padding: 0.875rem 1.25rem;
  }
  
  .whatsapp-text {
    display: none;
  }
  
  .whatsapp-float {
    bottom: 20px;
    right: 20px;
  }
}