/* ===================================
   Reset & Base Styles
   =================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Soothing earth tone color palette */
  --color-cream: #FFF8F0;
  --color-warm-white: #FFFBF5;
  --color-terracotta: #D4816E;
  --color-terracotta-light: #E6A194;
  --color-sage: #A8B5A0;
  --color-sage-dark: #7A8A72;
  --color-sand: #E8D5C4;
  --color-brown: #6B5D54;
  --color-brown-light: #9A8B7F;
  --color-charcoal: #3A3632;
  --color-orange: #E8985E;
  --color-gold: #D4A574;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-xxl: 4rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(58, 54, 50, 0.08);
  --shadow-md: 0 4px 6px rgba(58, 54, 50, 0.1);
  --shadow-lg: 0 10px 25px rgba(58, 54, 50, 0.12);
  
  /* Border radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-full: 999px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: linear-gradient(135deg, var(--color-cream) 0%, var(--color-warm-white) 100%);
  color: var(--color-charcoal);
  line-height: 1.7;
  font-size: 16px;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-md);
}

/* ===================================
   Hero Section
   =================================== */
.hero {
  text-align: center;
  padding: var(--spacing-xxl) var(--spacing-md);
  margin-bottom: var(--spacing-xl);
  background: linear-gradient(135deg, rgba(212, 129, 110, 0.08) 0%, rgba(168, 181, 160, 0.08) 100%);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  color: var(--color-charcoal);
  margin-bottom: var(--spacing-sm);
  letter-spacing: -0.02em;
}

.hero .subtitle {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: var(--color-brown);
  font-weight: 400;
  max-width: 600px;
  margin: 0 auto;
}

/* ===================================
   Navigation Pills
   =================================== */
.section-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  justify-content: center;
  margin-bottom: var(--spacing-xl);
  padding: var(--spacing-md);
  position: sticky;
  top: var(--spacing-md);
  background: rgba(255, 251, 245, 0.95);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-md);
  z-index: 100;
}

.nav-pill {
  padding: var(--spacing-xs) var(--spacing-md);
  background: white;
  color: var(--color-brown);
  text-decoration: none;
  border-radius: var(--radius-full);
  font-weight: 500;
  font-size: 0.95rem;
  transition: all 0.3s ease;
  border: 2px solid transparent;
  box-shadow: var(--shadow-sm);
}

.nav-pill:hover {
  background: var(--color-terracotta-light);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.nav-pill.active {
  background: var(--color-terracotta);
  color: white;
  border-color: var(--color-terracotta);
}

/* ===================================
   Section Styles
   =================================== */
.section {
  margin-bottom: var(--spacing-xxl);
  scroll-margin-top: 120px;
}

.section h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--color-charcoal);
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-sm);
  border-bottom: 3px solid var(--color-terracotta);
  display: inline-block;
}

.subsection {
  margin-bottom: var(--spacing-xl);
}

.subsection h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-brown);
  margin-bottom: var(--spacing-md);
}

/* ===================================
   Card Grid
   =================================== */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.card {
  background: white;
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
  border: 1px solid rgba(212, 129, 110, 0.1);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-terracotta-light);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--spacing-sm);
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.card-header h4,
.card-header h5 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-charcoal);
  margin: 0;
  flex: 1;
}

.card-header h5 {
  font-size: 1.1rem;
}

.badge {
  background: linear-gradient(135deg, var(--color-sage) 0%, var(--color-sage-dark) 100%);
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 500;
  white-space: nowrap;
}

.description {
  color: var(--color-brown);
  margin-bottom: var(--spacing-sm);
  line-height: 1.6;
}

.meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
  font-size: 0.9rem;
  color: var(--color-brown-light);
}

.meta span {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.tag-veg {
  background: rgba(168, 181, 160, 0.2);
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  color: var(--color-sage-dark);
  font-weight: 500;
}

.highlights {
  margin-top: var(--spacing-sm);
  padding-top: var(--spacing-sm);
  border-top: 1px solid var(--color-sand);
}

.highlights strong {
  color: var(--color-brown);
  font-weight: 600;
  display: block;
  margin-bottom: 0.25rem;
}

.highlights ul,
.tips-list {
  list-style: none;
  padding-left: 0;
  margin-top: 0.5rem;
}

.highlights ul li,
.tips-list li {
  padding-left: 1.5rem;
  margin-bottom: 0.4rem;
  position: relative;
  color: var(--color-brown);
  font-size: 0.95rem;
}

.highlights ul li::before,
.tips-list li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--color-terracotta);
  font-weight: bold;
}

/* ===================================
   Info Blocks (for practical section)
   =================================== */
.info-block {
  margin-bottom: var(--spacing-lg);
}

.info-block h4 {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--color-terracotta);
  margin-bottom: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.tip {
  background: rgba(168, 181, 160, 0.15);
  padding: var(--spacing-sm);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--color-sage);
  margin-top: var(--spacing-sm);
  font-size: 0.95rem;
  color: var(--color-brown);
}

/* ===================================
   Contribute Section
   =================================== */
.contribute-section {
  background: linear-gradient(135deg, rgba(212, 129, 110, 0.1) 0%, rgba(168, 181, 160, 0.1) 100%);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  text-align: center;
}

.contribute-section h2 {
  border: none;
  display: block;
  padding-bottom: 0;
}

.contribute-section > p {
  font-size: 1.1rem;
  color: var(--color-brown);
  margin-bottom: var(--spacing-lg);
}

.contribute-box {
  background: white;
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  text-align: left;
  max-width: 700px;
  margin: 0 auto;
}

.contribute-box h3 {
  color: var(--color-charcoal);
  margin-bottom: var(--spacing-md);
}

.contribute-box ol {
  margin-left: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.contribute-box ol li {
  margin-bottom: var(--spacing-sm);
  color: var(--color-brown);
  line-height: 1.6;
}

.contribute-box code {
  background: var(--color-sand);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  font-family: 'Courier New', monospace;
  font-size: 0.9rem;
  color: var(--color-terracotta);
}

.contribute-box a {
  color: var(--color-terracotta);
  text-decoration: none;
  font-weight: 500;
  border-bottom: 2px solid transparent;
  transition: border-color 0.2s ease;
}

.contribute-box a:hover {
  border-bottom-color: var(--color-terracotta);
}

/* ===================================
   Footer
   =================================== */
footer {
  text-align: center;
  padding: var(--spacing-xl) var(--spacing-md);
  margin-top: var(--spacing-xxl);
  border-top: 2px solid var(--color-sand);
  color: var(--color-brown-light);
}

footer p {
  margin-bottom: var(--spacing-sm);
}

footer a {
  color: var(--color-terracotta);
  text-decoration: none;
  margin: 0 var(--spacing-sm);
  transition: color 0.2s ease;
}

footer a:hover {
  color: var(--color-terracotta-light);
  text-decoration: underline;
}

/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 768px) {
  .container {
    padding: var(--spacing-sm);
  }
  
  .hero {
    padding: var(--spacing-lg) var(--spacing-md);
  }
  
  .section-nav {
    position: relative;
    top: 0;
  }
  
  .card-grid {
    grid-template-columns: 1fr;
  }
  
  .section h2 {
    font-size: 1.75rem;
  }
  
  .subsection h3 {
    font-size: 1.3rem;
  }
}

@media (max-width: 480px) {
  .nav-pill {
    font-size: 0.85rem;
    padding: 0.4rem 0.8rem;
  }
  
  .card {
    padding: var(--spacing-sm);
  }
}

/* ===================================
   Print Styles
   =================================== */
@media print {
  .section-nav,
  .contribute-section,
  footer {
    display: none;
  }
  
  .card {
    break-inside: avoid;
  }
}