:root {
  --primary: #10b981;
  --primary-dark: #059669;

  --bg-light: #f9fafb;
  --text-light: #111827;
  --card-light: #ffffff;
  --shadow-light: rgba(17, 24, 39, 0.05);
  --hover-shadow-light: rgba(17, 24, 39, 0.15);

  --bg-dark: #121827;
  --text-dark: #e5e7eb;
  --card-dark: #1f2937;
  --shadow-dark: rgba(0, 0, 0, 0.4);
  --dark-text-secondary: #9ca3af;
  --dark-text-primary-card: #e5e7eb; /* Explicit var for primary card text in dark mode */
  --dark-text-secondary-card: #9ca3af; /* Explicit var for secondary card text in dark mode */
}

body {
  transition: background-color 0.5s ease, color 0.5s ease; 
  background-color: var(--bg-light);
  color: var(--text-light);
  font-family: 'Inter', sans-serif;
  min-height: 100vh;
}

body.dark {
  background-color: var(--bg-dark);
  color: var(--text-dark);
}

.sticky {
  color: var(--text-dark);
  background: var(--card-dark);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  transition: all 0.3s ease;
}

.footer {
  background: var(--card-dark);
  color: var(--dark-text-secondary);
  padding: 2rem 0;
}

#articleTitle{
    border-radius: 0px 30px 0px 30px;
    color: #ffffff;
    font-family: 'Roboto', sans-serif;
    padding: 18px 25px;
    margin: 20px 0;
    letter-spacing: 1px;
    box-shadow: 0 8px 15px rgba(17, 6, 40, 0.728);
}

#articleContent{
     border-radius: 0px 30px 0px 30px;
    font-family: 'Inter', sans-serif;
    color: var(--dark-text-secondary-card);
    margin: 20px 0;
    letter-spacing: 1px;
    box-shadow: 0 8px 15px rgba(17, 6, 40, 0.728);
}

.article-card, .story-card {
  transition: transform 0.4s cubic-bezier(0.25, 0.8, 0.25, 1), box-shadow 0.4s cubic-bezier(0.25, 0.8, 0.25, 1), background-color 0.3s ease;
  background-color: var(--card-light);
  border-radius: 12px;
  border: 1px solid rgba(0, 0, 0, 0.05);
  box-shadow: 0 2px 8px var(--shadow-light);
}

body.dark .article-card,
body.dark .story-card {
  background-color: var(--card-dark);
  border: 1px solid #374151;
  box-shadow: 0 4px 10px var(--shadow-dark);
}

/* --- Card Text Styling (New Requirements) --- */

/* Titles: Dark Black in Light Mode */
.article-card h1, .article-card h2, .article-card h3, .article-card h4, .article-card h5, .article-card h6,
.story-card h1, .story-card h2, .story-card h3, .story-card h4, .story-card h5, .story-card h6 {
  color: #111827; 
  transition: color 0.3s ease;
}

/* Paragraphs: Dark Grey in Light Mode */
.article-card p, .story-card p {
  color: #374151; 
  transition: color 0.3s ease;
}

/* Dark Mode Overrides for Card Text */
body.dark .article-card h1, body.dark .article-card h2, body.dark .article-card h3, body.dark .article-card h4, body.dark .article-card h5, body.dark .article-card h6,
body.dark .story-card h1, body.dark .story-card h2, body.dark .story-card h3, body.dark .story-card h4, body.dark .story-card h5, body.dark .story-card h6 {
  color: var(--dark-text-primary-card); 
}

body.dark .article-card p, body.dark .story-card p {
  color: var(--dark-text-secondary-card); 
}

/* ------------------------------------------- */

@media (hover: hover) {
  .article-card:hover, .story-card:hover {
    transform: translateY(-6px) scale(1.01);
    box-shadow: 0 15px 35px var(--hover-shadow-light), 0 0 0 3px rgba(16, 185, 129, 0.1); 
    filter: brightness(0.98);
  }
  
  body.dark .article-card:hover,
  body.dark .story-card:hover {
    transform: translateY(-6px) scale(1.01);
    box-shadow: 0 15px 40px var(--shadow-dark), 0 0 0 3px rgba(16, 185, 129, 0.3);
    filter: brightness(1.1);
  }
}

.glass-effect {
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(20px) saturate(1.8); 
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 16px;
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.1);
  transition: all 0.5s ease;
}

body.dark .glass-effect {
  background: rgba(31, 41, 55, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}

@keyframes sun-pulse {
  0% { transform: rotate(0deg) scale(1); box-shadow: 0 0 0 0px var(--primary); }
  50% { transform: rotate(180deg) scale(1.05); box-shadow: 0 0 10px 3px rgba(255, 193, 7, 0.8); }
  100% { transform: rotate(360deg) scale(1); box-shadow: 0 0 0 0px var(--primary); }
}

@keyframes moon-float {
  0% { transform: translateY(0); text-shadow: 0 0 5px rgba(100, 100, 255, 0.5); }
  50% { transform: translateY(-3px); text-shadow: 0 0 15px rgba(100, 100, 255, 1); }
  100% { transform: translateY(0); text-shadow: 0 0 5px rgba(100, 100, 255, 0.5); }
}

@keyframes breathing-shadow {
  0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.5); }
  50% { box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
  100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.5); }
}

@keyframes glow-border {
  0%, 100% { border-color: var(--primary-dark); box-shadow: 0 0 5px var(--primary-dark); }
  50% { border-color: var(--primary); box-shadow: 0 0 20px var(--primary); }
}

.fa-sun {
  display: inline-block;
  animation: sun-pulse 8s ease-in-out infinite;
  color: #ffc107; 
}

.fa-moon {
  display: inline-block;
  animation: moon-float 4s ease-in-out infinite;
  color: #a8b0c4;
}

.breathing-shadow {
  animation: breathing-shadow 4s infinite cubic-bezier(0.65, 0.05, 0.36, 1);
}

.glow-on-hover {
  border: 2px solid var(--primary-dark);
  transition: all 0.3s ease;
  animation: glow-border 3s infinite alternate;
}
body.dark .glow-on-hover {
    border-color: var(--primary);
}


@media (max-width: 768px) {
  .container {
    padding-left: 1rem;
    padding-right: 1rem;
  }
  
  .text-4xl {
    font-size: 2rem;
  }
  
  .text-3xl {
    font-size: 1.75rem;
  }
  
  .grid-cols-3, .grid-cols-2 {
    grid-template-columns: 1fr;
  }
}