/* Wellness Template - Healthline-inspired Design */

/* ===== CSS Variables ===== */
:root {
  /* Primary Colors - Healthline teal palette */
  --primary-color: #02838d;
  --primary-dark: #026670;
  --primary-light: #03a5b0;

  /* Accent Colors */
  --accent-color: #fcba44;
  --accent-hover: #f0a830;

  /* Text Colors */
  --text-color: #231f20;
  --text-secondary: #4a4a4a;
  --text-muted: #6b6b6b;
  --text-light: #888888;

  /* Background Colors */
  --background: #ffffff;
  --background-warm: #fbf5ed;
  --background-light: #f7f7f7;
  --background-card: #ffffff;

  /* Border & Shadow */
  --border-color: #e5e5e5;
  --border-light: #f0f0f0;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);

  /* Spacing */
  --spacing-xs: 8px;
  --spacing-sm: 16px;
  --spacing-md: 24px;
  --spacing-lg: 40px;
  --spacing-xl: 60px;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.2s ease;
  --transition-slow: 0.3s ease;

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  --font-family-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --line-height: 1.6;
  --line-height-heading: 1.25;
}

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-family);
  font-size: 1rem;
  line-height: var(--line-height);
  color: var(--text-color);
  background-color: var(--background);
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-heading);
  font-weight: 700;
  line-height: var(--line-height-heading);
  color: var(--text-color);
}

h1 {
  font-size: 2.5rem;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 1.875rem;
  letter-spacing: -0.01em;
}

h3 {
  font-size: 1.5rem;
}

h4 {
  font-size: 1.25rem;
}

p {
  margin-bottom: 1rem;
  color: var(--text-secondary);
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--primary-dark);
}

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

/* ===== Container ===== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* ===== Header ===== */
header {
  background-color: var(--background);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) 0;
  min-height: 64px;
}

.logo-link {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary-color);
  text-decoration: none;
  letter-spacing: -0.03em;
  transition: color var(--transition-fast);
}

.logo-link:hover {
  color: var(--primary-dark);
}

.logo img {
  height: 36px;
  width: auto;
}

/* ===== Navigation ===== */
.main-nav {
  display: flex;
  align-items: center;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: var(--spacing-xs);
}

.nav-links li {
  margin: 0;
}

.nav-links a {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--text-color);
  font-weight: 500;
  font-size: 0.9375rem;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--primary-color);
  background-color: var(--background-light);
}

.nav-links a i {
  font-size: 0.875rem;
  opacity: 0.7;
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
}

.bar {
  display: block;
  width: 22px;
  height: 2px;
  margin: 5px 0;
  background-color: var(--text-color);
  border-radius: 2px;
  transition: var(--transition-normal);
}

/* ===== Featured Post ===== */
.featured-post {
  margin: var(--spacing-lg) 0;
}

.featured-post-content {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background-color: var(--background-warm);
  transition: box-shadow var(--transition-normal);
}

.featured-post-content:hover {
  box-shadow: var(--shadow-lg);
}

.featured-image {
  position: relative;
  height: 420px;
  overflow: hidden;
}

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

.featured-post-content:hover .featured-image img {
  transform: scale(1.02);
}

.category-badge {
  position: absolute;
  top: var(--spacing-md);
  left: var(--spacing-md);
  background-color: var(--primary-color);
  color: white;
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.featured-text {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--spacing-lg);
  background: linear-gradient(to top, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0.4) 60%, transparent 100%);
  color: white;
}

.featured-text h1 {
  font-size: 2rem;
  color: white;
  margin-bottom: var(--spacing-sm);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.featured-text .post-meta {
  color: rgba(255, 255, 255, 0.85);
}

/* ===== Post Meta ===== */
.post-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  font-size: 0.875rem;
  color: var(--text-muted);
}

.post-meta span {
  display: flex;
  align-items: center;
  gap: 6px;
}

.post-meta i {
  opacity: 0.7;
}

/* ===== Section Headers ===== */
.section-header {
  margin: var(--spacing-xl) 0 var(--spacing-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.section-header h2 {
  font-size: 1.5rem;
  position: relative;
  padding-left: var(--spacing-sm);
}

.section-header h2::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 100%;
  background-color: var(--primary-color);
  border-radius: 2px;
}

.section-header a {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--primary-color);
}

.section-header a:hover {
  text-decoration: underline;
}

/* ===== Posts Grid ===== */
.posts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

/* ===== Post Card ===== */
.post-card {
  background-color: var(--background-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-light);
  transition: all var(--transition-normal);
}

.post-card:hover {
  border-color: var(--border-color);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.post-image {
  position: relative;
  height: 180px;
  overflow: hidden;
}

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

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

.post-content {
  padding: var(--spacing-md);
}

.post-content h3 {
  font-size: 1.125rem;
  margin-bottom: var(--spacing-xs);
  line-height: 1.4;
  color: var(--text-color);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.post-card:hover .post-content h3 {
  color: var(--primary-color);
}

.post-content .post-meta {
  margin-top: var(--spacing-sm);
}

/* ===== Categories Section ===== */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.category-card {
  background-color: var(--background-light);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  text-align: center;
  transition: all var(--transition-normal);
  border: 2px solid transparent;
}

.category-card:hover {
  background-color: var(--background);
  border-color: var(--primary-color);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.category-icon {
  font-size: 2rem;
  color: var(--primary-color);
  margin-bottom: var(--spacing-sm);
  transition: transform var(--transition-normal);
}

.category-card:hover .category-icon {
  transform: scale(1.1);
}

.category-card h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-color);
}

/* ===== Category Page Header ===== */
.category-header {
  background: linear-gradient(135deg, var(--background-warm) 0%, var(--background-light) 100%);
  padding: var(--spacing-lg);
  border-radius: var(--radius-xl);
  margin: var(--spacing-lg) 0;
}

.category-info {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.category-info .category-icon {
  font-size: 3rem;
  color: var(--primary-color);
}

.category-info h1 {
  font-size: 2rem;
}

.no-posts {
  text-align: center;
  padding: var(--spacing-xl);
  color: var(--text-muted);
  font-size: 1.125rem;
}

/* ===== Single Post Page ===== */
.post-article {
  background-color: var(--background);
  max-width: 800px;
  margin: var(--spacing-lg) auto;
  padding: 0 var(--spacing-md);
}

.post-header {
  margin-bottom: var(--spacing-lg);
}

.post-category a {
  display: inline-block;
  background-color: var(--primary-color);
  color: white;
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-md);
}

.post-category a:hover {
  background-color: var(--primary-dark);
  color: white;
}

.post-title {
  font-size: 2.5rem;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  letter-spacing: -0.02em;
}

.post-featured-image {
  margin: var(--spacing-lg) 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.post-featured-image img {
  width: 100%;
  height: auto;
}

/* Article Content */
.post-content {
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

.post-content p {
  margin-bottom: 1.5rem;
}

.post-content h2 {
  margin: var(--spacing-lg) 0 var(--spacing-md);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--border-light);
}

.post-content h3 {
  margin: var(--spacing-md) 0 var(--spacing-sm);
}

.post-content ul,
.post-content ol {
  margin: 1.5rem 0;
  padding-left: 1.5rem;
}

.post-content li {
  margin-bottom: 0.75rem;
  padding-left: 0.5rem;
}

.post-content blockquote {
  margin: var(--spacing-md) 0;
  padding: var(--spacing-md) var(--spacing-md) var(--spacing-md) var(--spacing-lg);
  border-left: 4px solid var(--primary-color);
  background-color: var(--background-light);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-style: italic;
  color: var(--text-muted);
}

.post-content a {
  color: var(--primary-color);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.post-content a:hover {
  color: var(--primary-dark);
}

/* ===== Post Actions ===== */
.post-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--border-color);
}

.like-button {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  background-color: var(--background-light);
  color: var(--text-color);
  padding: 12px 24px;
  border-radius: 50px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.like-button:hover,
.like-button.liked {
  background-color: var(--primary-color);
  color: white;
}

.share-buttons {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.share-buttons span {
  color: var(--text-muted);
  font-size: 0.875rem;
}

.share-buttons a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: var(--background-light);
  color: var(--text-color);
  transition: all var(--transition-fast);
}

.share-buttons a:hover {
  background-color: var(--primary-color);
  color: white;
  transform: translateY(-2px);
}

/* ===== Related Posts ===== */
.related-posts {
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--border-color);
}

.related-posts h2 {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-md);
  position: relative;
  padding-left: var(--spacing-sm);
}

.related-posts h2::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 100%;
  background-color: var(--primary-color);
  border-radius: 2px;
}

/* ===== Button Styles ===== */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  background-color: var(--primary-color);
  color: white;
  padding: 12px 28px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.9375rem;
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.button:hover {
  background-color: var(--primary-dark);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* ===== Error Page ===== */
.error-page {
  text-align: center;
  padding: var(--spacing-xl) 0;
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.error-page h1 {
  font-size: 4rem;
  color: var(--primary-color);
  margin-bottom: var(--spacing-sm);
}

.error-page p {
  font-size: 1.25rem;
  color: var(--text-muted);
  margin-bottom: var(--spacing-lg);
}

/* ===== Footer ===== */
footer {
  background-color: var(--background-light);
  padding: var(--spacing-xl) 0 var(--spacing-lg);
  margin-top: var(--spacing-xl);
  border-top: 1px solid var(--border-color);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-lg);
}

.footer-logo img {
  height: 32px;
  margin-bottom: var(--spacing-sm);
}

.footer-logo p {
  color: var(--text-muted);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.footer-links h3,
.footer-social h3 {
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-color);
  margin-bottom: var(--spacing-md);
}

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

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

.footer-links a {
  color: var(--text-muted);
  font-size: 0.9375rem;
  transition: color var(--transition-fast);
}

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

.social-icons {
  display: flex;
  gap: var(--spacing-sm);
}

.social-icons a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--background);
  color: var(--text-color);
  transition: all var(--transition-fast);
}

.social-icons a:hover {
  background-color: var(--primary-color);
  color: white;
  transform: translateY(-2px);
}

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

/* ===== Responsive Design ===== */

/* Large tablets and small desktops */
@media (max-width: 1024px) {
  h1 {
    font-size: 2rem;
  }

  .posts-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .categories-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

/* Tablets */
@media (max-width: 768px) {
  :root {
    --spacing-lg: 32px;
    --spacing-xl: 48px;
  }

  .menu-toggle {
    display: block;
  }

  .nav-links {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background-color: var(--background);
    flex-direction: column;
    padding: var(--spacing-md);
    box-shadow: var(--shadow-lg);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: 99;
  }

  .nav-links.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-links li {
    margin: 0;
  }

  .nav-links a {
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
  }

  .featured-image {
    height: 320px;
  }

  .featured-text h1 {
    font-size: 1.5rem;
  }

  .post-title {
    font-size: 2rem;
  }

  .categories-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .post-actions {
    flex-direction: column;
    gap: var(--spacing-md);
    align-items: stretch;
  }

  .share-buttons {
    justify-content: center;
  }
}

/* Mobile phones */
@media (max-width: 480px) {
  :root {
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
  }

  h1 {
    font-size: 1.75rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  .container {
    padding: 0 var(--spacing-sm);
  }

  .posts-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
  }

  .featured-image {
    height: 260px;
  }

  .featured-text {
    padding: var(--spacing-md);
  }

  .featured-text h1 {
    font-size: 1.25rem;
  }

  .post-title {
    font-size: 1.5rem;
  }

  .post-content {
    font-size: 1rem;
  }

  .post-article {
    padding: 0 var(--spacing-sm);
  }

  .category-header {
    padding: var(--spacing-md);
  }

  .category-info {
    flex-direction: column;
    text-align: center;
  }
}

/* ===== Utility Classes ===== */
.text-center {
  text-align: center;
}

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

.bg-warm {
  background-color: var(--background-warm);
}

.bg-light {
  background-color: var(--background-light);
}

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

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

/* ===== Animations ===== */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeIn 0.4s ease forwards;
}

/* Health/Medical specific styles */
.health-disclaimer {
  background-color: var(--background-warm);
  border-left: 4px solid var(--accent-color);
  padding: var(--spacing-md);
  margin: var(--spacing-lg) 0;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-size: 0.9375rem;
  color: var(--text-muted);
}

.expert-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: var(--primary-color);
  color: white;
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
}

.trust-indicators {
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background-color: var(--background-light);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-lg);
}

.trust-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 0.875rem;
  color: var(--text-muted);
}

.trust-item i {
  color: var(--primary-color);
}