@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Playfair+Display:ital,wght@0,400;0,600;1,400&display=swap');

:root {
  /* Soft Pastel Palette - Light Mode */
  --bg-color: #FDFBF7; /* Warm beige */
  --surface-color: #FFFFFF;
  --text-primary: #3F3C3B; /* Soft dark grey/brown */
  --text-secondary: #706B69;
  --accent-blush: #F4E1E1;
  --accent-sage: #C3D3C8;
  --accent-hover: #E8D3D3;
  --border-color: rgba(63, 60, 59, 0.1);

  /* Typography */
  --font-heading: 'Playfair Display', serif;
  --font-body: 'Inter', sans-serif;

  /* Spacing & Layout */
  --max-width: 1200px;
  --content-width: 800px;
  --radius-lg: 16px;
  --radius-sm: 8px;
  
  /* Transitions */
  --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark Mode Overrides */
[data-theme='dark'] {
  --bg-color: #211F1F; /* Deep warm grey */
  --surface-color: #2D2A2A;
  --text-primary: #EAE6E4;
  --text-secondary: #B9B4B1;
  --accent-blush: #483A3A;
  --accent-sage: #3C4B41;
  --accent-hover: #5A4C4C;
  --border-color: rgba(234, 230, 228, 0.1);
}

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

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

p {
  margin-bottom: 1.5rem;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-smooth);
}

/* Utilities */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.content-container {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.text-center { text-align: center; }

/* Buttons & Chips */
.btn {
  display: inline-block;
  background-color: var(--accent-blush);
  color: var(--text-primary);
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-smooth);
}
.btn:hover {
  background-color: var(--accent-hover);
  transform: translateY(-2px);
}
.btn-outline {
  background-color: transparent;
  border: 1px solid var(--border-color);
}
.btn-outline:hover {
  background-color: var(--accent-sage);
  border-color: var(--accent-sage);
}

.tag-chip {
  display: inline-block;
  background-color: var(--surface-color);
  border: 1px solid var(--border-color);
  padding: 0.35rem 0.85rem;
  border-radius: 20px;
  font-size: 0.85rem;
  margin-right: 0.5rem;
  margin-bottom: 0.5rem;
  transition: var(--transition-smooth);
}
.tag-chip:hover, .tag-chip.active {
  background-color: var(--accent-sage);
  border-color: var(--accent-sage);
}

/* Animations */
.fade-in {
  animation: fadeIn 0.8s ease-out forwards;
  opacity: 0;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(15px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Header & Nav */
.site-header {
  padding: 2rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 3rem;
}
.site-logo {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 600;
  letter-spacing: -0.5px;
}
.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}
.nav-link {
  font-weight: 500;
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -4px;
  left: 0;
  background-color: var(--accent-sage);
  transition: var(--transition-smooth);
}
.nav-link:hover::after {
  width: 100%;
}
.theme-toggle {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-primary);
  font-size: 1.2rem;
  padding: 0.5rem;
}

/* Footer */
.site-footer {
  margin-top: 6rem;
  padding: 4rem 0;
  background-color: var(--surface-color);
  border-top: 1px solid var(--border-color);
}
.newsletter-form {
  display: flex;
  gap: 0.5rem;
  margin-top: 1.5rem;
}
.newsletter-input {
  flex: 1;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background-color: var(--bg-color);
  color: var(--text-primary);
}
.newsletter-input:focus {
  outline: none;
  border-color: var(--accent-sage);
}

/* Article Grid */
.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 2.5rem;
  margin-top: 3rem;
}
.article-card {
  background-color: var(--surface-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition-smooth);
  border: 1px solid transparent;
}
.article-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 24px rgba(0,0,0,0.06);
  border-color: var(--border-color);
}
.card-image-wrapper {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/9;
}
.card-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.article-card:hover .card-image {
  transform: scale(1.05);
}
.card-content {
  padding: 1.5rem;
}
.card-meta {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
  display: flex;
  justify-content: space-between;
}
.card-title {
  font-size: 1.4rem;
  margin-bottom: 0.75rem;
}
.card-excerpt {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

/* Article Detail */
.article-hero {
  text-align: center;
  margin-bottom: 3rem;
}
.article-detail-meta {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 2rem;
  display: flex;
  justify-content: center;
  gap: 1rem;
}
.article-detail-image {
  width: 100%;
  border-radius: var(--radius-lg);
  margin-bottom: 3rem;
  box-shadow: 0 8px 30px rgba(0,0,0,0.08);
}
.article-body {
  font-size: 1.1rem;
  line-height: 1.8;
}
.article-body p { margin-bottom: 1.8rem; }
.article-body h2 { margin-top: 3rem; margin-bottom: 1.2rem; }
.article-body h3 { margin-top: 2rem; margin-bottom: 1rem; }
.article-body blockquote {
  border-left: 4px solid var(--accent-sage);
  padding-left: 1.5rem;
  margin: 2.5rem 0;
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-style: italic;
  color: var(--text-secondary);
}
.article-body img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  margin: 2rem 0;
}

.bookmark-btn {
  background: none;
  border: 1px solid var(--border-color);
  padding: 0.5rem 1rem;
  border-radius: 20px;
  cursor: pointer;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: var(--transition-smooth);
}
.bookmark-btn.saved {
  background-color: var(--accent-sage);
  border-color: var(--accent-sage);
}

.audio-player-wrapper {
  background-color: var(--surface-color);
  padding: 1.5rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  margin-bottom: 3rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Messages */
.messages {
  list-style: none;
  margin-bottom: 2rem;
}
.alert {
  padding: 1rem;
  border-radius: var(--radius-sm);
  background-color: var(--accent-sage);
  color: var(--text-primary);
  text-align: center;
}