/* Functional Aura - Global Styles 2026 */

:root {
  /* Design Tokens */
  --bg-primary: #f8fafc;
  --bg-surface: #ffffff;
  --brand-dark-green: #133e2c;
  --brand-accent-green: #1e6043;
  --brand-cta-coral: #e05a47;
  --amazon-gold-start: #ffb013;
  --amazon-gold-end: #f08804;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --border-color: #e2e8f0;

  --font-family-base: 'Inter', system-ui, -apple-system, sans-serif;
  --font-family-heading: 'Outfit', system-ui, -apple-system, sans-serif;
  
  --max-width: 1200px;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 2rem;
  --spacing-xl: 4rem;
  --border-radius: 8px;
  --border-radius-lg: 12px;
  
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
}

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

body {
  font-family: var(--font-family-base);
  color: var(--text-primary);
  background-color: var(--bg-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  color: var(--brand-dark-green);
}

a {
  color: var(--brand-accent-green);
  text-decoration: none;
  transition: color 0.2s ease, text-decoration 0.2s ease;
}

a:hover {
  text-decoration: underline;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Typography Scale */
h1 { font-size: clamp(2rem, 5vw, 3rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: 1.25rem; }

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

/* Layout */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* Header & Navigation */
.site-header {
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.logo {
  font-family: var(--font-family-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--brand-dark-green);
  text-decoration: none;
}

.logo:hover {
  text-decoration: none;
}

.desktop-nav {
  display: none;
}

.desktop-nav ul {
  display: flex;
  gap: var(--spacing-lg);
  list-style: none;
}

.desktop-nav a {
  color: var(--text-secondary);
  font-weight: 500;
}

.desktop-nav a:hover,
.desktop-nav a.active {
  color: var(--brand-accent-green);
  text-decoration: none;
}

@media (min-width: 768px) {
  .desktop-nav { display: block; }
  .mobile-menu-btn { display: none; }
}

/* Mobile Drawer Nav */
.mobile-menu-btn {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--brand-dark-green);
  cursor: pointer;
}

.mobile-drawer {
  position: fixed;
  top: 0;
  left: -100%;
  width: 80%;
  max-width: 300px;
  height: 100vh;
  background-color: var(--bg-surface);
  z-index: 200;
  box-shadow: var(--shadow-lg);
  transition: left 0.3s ease;
  padding: var(--spacing-lg);
  display: flex;
  flex-direction: column;
}

.mobile-drawer.open {
  left: 0;
}

.drawer-close {
  align-self: flex-end;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-primary);
  margin-bottom: var(--spacing-lg);
}

.mobile-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.mobile-nav a {
  display: block;
  font-size: 1.125rem;
  color: var(--text-primary);
  font-weight: 500;
}

.drawer-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0,0,0,0.5);
  z-index: 150;
}

.drawer-overlay.active {
  display: block;
}

/* Amazon Associates Disclosure Banner */
.affiliate-banner {
  background-color: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 0.875rem;
  color: var(--text-secondary);
  text-align: center;
}

/* Hero Section */
.hero {
  padding: var(--spacing-xl) 0;
  background: linear-gradient(135deg, var(--brand-dark-green) 0%, var(--brand-accent-green) 100%);
  color: white;
  text-align: center;
}

.hero h1 {
  color: white;
}

.hero p {
  font-size: 1.25rem;
  max-width: 600px;
  margin: 0 auto var(--spacing-lg);
  color: rgba(255, 255, 255, 0.9);
}

/* Grids */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
}

.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
}

@media (min-width: 768px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
}

/* Cards */
.card {
  background: var(--bg-surface);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--border-color);
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  display: flex;
  flex-direction: column;
}

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

.card-img-wrapper {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.card-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.card:hover .card-img-wrapper img {
  transform: scale(1.05);
}

.card-content {
  padding: var(--spacing-lg);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.category-badge {
  display: inline-block;
  background-color: var(--brand-accent-green);
  color: white;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-sm);
  align-self: flex-start;
}

.card-title {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
}

.card-title a {
  color: var(--text-primary);
}

.card-title a:hover {
  color: var(--brand-accent-green);
  text-decoration: none;
}

/* Amazon Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  border-radius: var(--border-radius);
  transition: all 0.2s ease;
  cursor: pointer;
  text-align: center;
  border: none;
}

.btn-amazon {
  background: linear-gradient(180deg, var(--amazon-gold-start) 0%, var(--amazon-gold-end) 100%);
  color: #111;
  border: 1px solid #a88734;
  box-shadow: 0 1px 0 rgba(255,255,255,0.4) inset;
  width: 100%;
  text-transform: uppercase;
  font-size: 0.875rem;
  letter-spacing: 0.05em;
}

.btn-amazon:hover {
  background: linear-gradient(180deg, #f7dfa5 0%, #f0c14b 100%);
  text-decoration: none;
  color: #111;
}

.btn-primary {
  background-color: var(--brand-cta-coral);
  color: white;
}

.btn-primary:hover {
  background-color: #c94f3d;
  color: white;
  text-decoration: none;
}

/* Article Layout (2/3 + 1/3) */
.article-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
  padding: var(--spacing-xl) 0;
}

@media (min-width: 1024px) {
  .article-layout {
    grid-template-columns: 2fr 1fr;
  }
}

.article-content h2, .article-content h3 {
  margin-top: var(--spacing-lg);
}

/* Pinterest 2:3 Hero Container */
.pinterest-hero {
  aspect-ratio: 2 / 3;
  width: 100%;
  max-width: 600px;
  margin: 0 auto var(--spacing-lg);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  position: relative;
}

.pinterest-hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.pinterest-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
  padding: var(--spacing-lg);
  color: white;
}

.pinterest-overlay h1 {
  color: white;
  margin: 0;
  font-size: clamp(1.5rem, 4vw, 2.5rem);
}

/* Product Comparison Table */
.comparison-table-wrapper {
  overflow-x: auto;
  margin-bottom: var(--spacing-xl);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 600px;
}

.comparison-table th, 
.comparison-table td {
  padding: var(--spacing-md);
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.comparison-table th {
  background-color: var(--bg-primary);
  font-weight: 700;
  color: var(--brand-dark-green);
}

.comparison-table tr:last-child td {
  border-bottom: none;
}

.comparison-table img {
  width: 100px;
  height: 100px;
  object-fit: contain;
  mix-blend-mode: multiply;
}

/* Product Showcase / Pros & Cons */
.product-showcase {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
  box-shadow: var(--shadow-sm);
}

.product-showcase h3 {
  margin-top: 0;
  border-bottom: 2px solid var(--brand-accent-green);
  padding-bottom: var(--spacing-sm);
  display: inline-block;
}

.pro-con-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
  margin: var(--spacing-md) 0;
}

@media (min-width: 640px) {
  .pro-con-grid { grid-template-columns: 1fr 1fr; }
}

.pros, .cons {
  background: var(--bg-primary);
  padding: var(--spacing-md);
  border-radius: var(--border-radius);
}

.pros h4 {
  color: #15803d; /* Tailwind green-700 */
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.cons h4 {
  color: #b91c1c; /* Tailwind red-700 */
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.pros ul, .cons ul {
  list-style: none;
  padding-left: 0;
}

.pros li, .cons li {
  margin-bottom: 0.5rem;
  padding-left: 1.5rem;
  position: relative;
}

.pros li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: #16a34a; /* Tailwind green-600 */
  font-weight: bold;
}

.cons li::before {
  content: "✕";
  position: absolute;
  left: 0;
  color: #dc2626; /* Tailwind red-600 */
  font-weight: bold;
}

/* Breadcrumbs */
.breadcrumbs {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  padding: var(--spacing-md) 0;
}

.breadcrumbs a {
  color: var(--text-secondary);
}

.breadcrumbs a:hover {
  color: var(--brand-accent-green);
}

.breadcrumbs span {
  margin: 0 0.5rem;
}

/* Sidebar */
.sidebar {
  position: sticky;
  top: 100px;
}

.widget {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.widget h4 {
  border-bottom: 2px solid var(--brand-accent-green);
  padding-bottom: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.widget-links {
  list-style: none;
}

.widget-links li {
  margin-bottom: var(--spacing-sm);
  border-bottom: 1px dashed var(--border-color);
  padding-bottom: var(--spacing-sm);
}

.widget-links li:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.widget-links a {
  color: var(--text-primary);
  display: block;
}

.widget-links a:hover {
  color: var(--brand-accent-green);
}

/* Footer */
.site-footer {
  background-color: var(--brand-dark-green);
  color: rgba(255,255,255,0.8);
  padding: var(--spacing-xl) 0 var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.site-footer h4 {
  color: white;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

@media (min-width: 768px) {
  .footer-grid { grid-template-columns: 2fr 1fr 1fr; }
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--spacing-sm);
}

.footer-links a {
  color: rgba(255,255,255,0.8);
}

.footer-links a:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--spacing-lg);
  text-align: center;
  font-size: 0.875rem;
}

/* Utilities */
.text-center { text-align: center; }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-4 { margin-bottom: var(--spacing-md); }
.mb-8 { margin-bottom: var(--spacing-lg); }
.mb-16 { margin-bottom: var(--spacing-xl); }
.mt-8 { margin-top: var(--spacing-lg); }
.block { display: block; }
.w-full { width: 100%; }

/* FAQ Section */
.faq-item {
  border-bottom: 1px solid var(--border-color);
  padding: var(--spacing-md) 0;
}

.faq-item h4 {
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.faq-item p {
  margin-bottom: 0;
  color: var(--text-secondary);
}

/* Pinterest Banner */
.pinterest-banner {
  background: #E60023; /* Pinterest Red */
  color: white;
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  text-align: center;
  margin: var(--spacing-xl) 0;
}

.pinterest-banner h2 {
  color: white;
}

.pinterest-banner a.btn {
  background: white;
  color: #E60023;
  margin-top: var(--spacing-md);
}

.pinterest-banner a.btn:hover {
  background: #f8f8f8;
}