/* 
  Pawsitive Provisions - Design System
  Theme: Warm, Playful, Trustworthy, Earthy
*/
@import url('https://fonts.googleapis.com/css2?family=Nunito:ital,wght@0,400;0,600;0,700;1,400&family=Quicksand:wght@500;600;700&display=swap');

:root {
  /* Colors */
  --c-primary: #4A3022; /* Deep Bark */
  --c-secondary: #E87A5D; /* Terracotta / Warm Orange */
  --c-accent: #F3B562; /* Golden Fur */
  --c-bg: #FAF7F2; /* Creamy Oats */
  --c-surface: #FFFFFF;
  --c-text: #33251D;
  --c-text-light: #6E5C53;
  --c-green: #6B8E23; /* Natural Grass */

  /* Spacing */
  --s-1: 0.5rem;
  --s-2: 1rem;
  --s-3: 1.5rem;
  --s-4: 2rem;
  --s-6: 3rem;
  --s-8: 4rem;
  --s-12: 6rem;
  --s-16: 8rem;

  /* Border Radius */
  --br-sm: 8px;
  --br-md: 16px;
  --br-lg: 24px;
  --br-pill: 9999px;
  --br-blob: 40% 60% 70% 30% / 40% 50% 60% 50%;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(74, 48, 34, 0.05);
  --shadow-md: 0 8px 24px rgba(74, 48, 34, 0.08);
  --shadow-hover: 0 16px 32px rgba(232, 122, 93, 0.15);
  
  /* Transitions */
  --t-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --t-bounce: 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* Reset & Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: 'Nunito', sans-serif;
  color: var(--c-text);
  background-color: var(--c-bg);
  line-height: 1.6;
  overflow-x: hidden;
  font-size: 16px;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Quicksand', sans-serif;
  color: var(--c-primary);
  line-height: 1.2;
  margin-bottom: var(--s-3);
  font-weight: 700;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2.2rem); }
p { margin-bottom: var(--s-3); color: var(--c-text-light); }
a { text-decoration: none; color: var(--c-secondary); font-weight: 600; transition: color var(--t-fast); }
a:hover { color: var(--c-primary); }
img { max-width: 100%; height: auto; display: block; border-radius: var(--br-md); }
ul, ol { margin-bottom: var(--s-3); padding-left: var(--s-4); color: var(--c-text-light); }

/* Layout */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--s-3);
}

.section { padding: var(--s-12) 0; }
.section-sm { padding: var(--s-6) 0; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: var(--s-2) var(--s-4);
  border-radius: var(--br-pill);
  font-family: 'Quicksand', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  cursor: pointer;
  border: none;
  transition: all var(--t-bounce);
  text-decoration: none;
  line-height: 1;
}

.btn-primary {
  background-color: var(--c-secondary);
  color: #fff;
  box-shadow: 0 4px 12px rgba(232, 122, 93, 0.3);
}
.btn-primary:hover {
  background-color: var(--c-primary);
  color: #fff;
  transform: translateY(-4px);
  box-shadow: 0 8px 16px rgba(74, 48, 34, 0.2);
}

.btn-accent {
  background-color: var(--c-accent);
  color: var(--c-primary);
}
.btn-accent:hover {
  background-color: var(--c-primary);
  color: #fff;
  transform: translateY(-4px);
}

.btn-outline {
  background-color: transparent;
  color: var(--c-primary);
  border: 2px solid var(--c-primary);
}
.btn-outline:hover {
  background-color: var(--c-primary);
  color: #fff;
}

/* Header & Nav */
.site-header {
  background-color: var(--c-surface);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: var(--s-2) 0;
}
.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo {
  font-family: 'Quicksand', sans-serif;
  font-weight: 700;
  font-size: 1.8rem;
  color: var(--c-primary);
  display: flex;
  align-items: center;
  gap: 10px;
}
.logo-icon {
  width: 40px;
  height: 40px;
  background-color: var(--c-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.main-nav ul {
  list-style: none;
  display: flex;
  gap: var(--s-4);
  margin: 0;
  padding: 0;
}
.main-nav a {
  color: var(--c-text);
  font-family: 'Quicksand', sans-serif;
  font-size: 1.1rem;
}
.main-nav a:hover {
  color: var(--c-secondary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--s-3);
}
.cart-btn {
  position: relative;
  font-size: 1.5rem;
  color: var(--c-primary);
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
}
.cart-badge {
  position: absolute;
  top: -8px;
  right: -10px;
  background-color: var(--c-secondary);
  color: #fff;
  font-size: 0.75rem;
  font-family: 'Quicksand', sans-serif;
  font-weight: 700;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--c-surface);
}

.mobile-menu-btn {
  display: none;
  font-size: 1.8rem;
  background: none;
  border: none;
  color: var(--c-primary);
  cursor: pointer;
}

/* Hero Section */
.hero {
  min-height: 80vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: var(--s-8) 0;
  background-color: var(--c-accent);
  background-image: radial-gradient(circle at 80% 50%, rgba(255,255,255,0.4) 0%, rgba(255,255,255,0) 50%);
  border-radius: 0 0 var(--br-lg) var(--br-lg);
}
.hero-content {
  max-width: 600px;
  position: relative;
  z-index: 2;
}
.hero h1 { color: var(--c-primary); }
.hero p { color: var(--c-primary); font-size: 1.25rem; font-weight: 600; margin-bottom: var(--s-4); }
.hero-image {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 50%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--br-blob);
  transform: translateX(10%) scale(1.1);
  box-shadow: -20px 20px 60px rgba(0,0,0,0.1);
}

/* Grids & Cards */
.grid-2, .grid-3, .grid-4 {
  display: grid;
  gap: var(--s-4);
}
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background-color: var(--c-surface);
  border-radius: var(--br-lg);
  padding: var(--s-3);
  box-shadow: var(--shadow-sm);
  transition: all var(--t-bounce);
  display: flex;
  flex-direction: column;
  height: 100%;
}
.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
}
.card-img-wrapper {
  border-radius: var(--br-md);
  overflow: hidden;
  margin-bottom: var(--s-3);
  aspect-ratio: 4/3;
}
.card-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--t-bounce);
}
.card:hover .card-img-wrapper img {
  transform: scale(1.05);
}
.card-body {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}
.card-title {
  font-size: 1.3rem;
  margin-bottom: var(--s-1);
}
.card-price {
  font-family: 'Quicksand', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--c-secondary);
  margin-bottom: var(--s-3);
}
.card-footer {
  margin-top: auto;
}

/* Footer */
.site-footer {
  background-color: var(--c-primary);
  color: #fff;
  padding: var(--s-12) 0 var(--s-4);
  border-top-left-radius: 60px;
  border-top-right-radius: 60px;
  margin-top: var(--s-8);
}
.site-footer h3, .site-footer h4 { color: var(--c-accent); }
.site-footer p, .site-footer ul, .site-footer li { color: rgba(255,255,255,0.8); }
.site-footer a { color: rgba(255,255,255,0.8); font-weight: 400; }
.site-footer a:hover { color: var(--c-accent); }
.footer-grid { margin-bottom: var(--s-8); }
.footer-bottom {
  text-align: center;
  padding-top: var(--s-4);
  border-top: 1px solid rgba(255,255,255,0.1);
}

/* Mobile Responsiveness */
@media (max-width: 1024px) {
  .hero h1 { font-size: 3rem; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .hero-image { width: 40%; }
}

@media (max-width: 768px) {
  :root {
    --s-12: 4rem;
    --s-8: 3rem;
  }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .hero {
    flex-direction: column;
    padding: var(--s-6) 0 0;
    text-align: center;
    border-radius: 0;
  }
  .hero-content { padding-bottom: var(--s-6); max-width: 100%; padding-left: 20px; padding-right: 20px; }
  .hero-image {
    position: relative;
    width: 100%;
    transform: none;
    border-radius: var(--br-lg) var(--br-lg) 0 0;
    margin-top: var(--s-4);
  }
  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--c-surface);
    padding: var(--s-4);
    box-shadow: var(--shadow-md);
  }
  .main-nav.active { display: block; }
  .main-nav ul { flex-direction: column; gap: var(--s-2); }
  .mobile-menu-btn { display: block; }
  .site-footer { border-radius: 30px 30px 0 0; }
}

@media (max-width: 480px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2.2rem; }
  .section { padding: var(--s-6) 0; }
  .btn { width: 100%; }
}