/* 
  PixelBeads - Premium pSEO Stylesheet
  Design System: Aligned with the main app as Single Source of Truth
*/

@import './variables.css';
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  /* Fonts - Inter font family falling back to system-ui */
  --font-headings: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";

  /* Semantic Variables mapped to the app's design tokens */
  --bg-primary: var(--background);
  --bg-secondary: var(--secondary);
  --bg-glass: color-mix(in srgb, var(--card) 80%, transparent);
  --border-glass: var(--border);
  --border-glass-hover: var(--ring);

  --text-primary: var(--foreground);
  --text-secondary: var(--muted-foreground);
  --text-muted: var(--muted-foreground);

  /* Vibrant Accent Gradients */
  --accent-purple: #8b5cf6;
  --accent-blue: #3b82f6;
  --accent-orange: #f97316;
  --accent-gradient: linear-gradient(135deg, #6366f1 0%, #a855f7 50%, #ec4899 100%);
  --accent-gradient-hover: linear-gradient(135deg, #4f46e5 0%, #9333ea 50%, #db2777 100%);

  /* System */
  --radius-sm: calc(var(--radius) - 4px);
  --radius-md: calc(var(--radius) - 2px);
  --radius-lg: var(--radius);
  --radius-full: 9999px;
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-premium: 0 10px 30px -10px rgba(0, 0, 0, 0.08);
}

.dark {
  --shadow-premium: 0 10px 30px -10px rgba(0, 0, 0, 0.4);
}

/* Base resets & setup */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  border-color: var(--border-glass);
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
  overflow-x: hidden;
  background-image:
    radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.03) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(236, 72, 153, 0.03) 0%, transparent 40%);
  background-attachment: fixed;
  transition:
    background-color 0.3s ease,
    color 0.3s ease;
}

.dark body {
  background-image:
    radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.05) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(236, 72, 153, 0.05) 0%, transparent 40%);
}

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

/* Header & Navigation */
header.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--bg-primary) 80%, transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-glass);
  transition: var(--transition-smooth);
}

.header-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 1.25rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: var(--font-headings);
  font-weight: 800;
  font-size: 1.5rem;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-badge {
  padding: 0.125rem 0.5rem;
  font-size: 0.7rem;
  font-weight: 700;
  color: #4f46e5;
  background-color: #e0e7ff;
  border: 1px solid #c7d2fe;
  border-radius: 9999px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
}

.dark .logo-badge {
  color: #818cf8;
  background-color: rgba(99, 102, 241, 0.15);
  border-color: rgba(99, 102, 241, 0.3);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

.nav-link {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  border-left: 1px solid var(--border-glass);
  padding-left: 1.5rem;
}

/* Theme Toggle Button */
.theme-toggle-btn {
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
}

.theme-toggle-btn:hover {
  color: var(--text-primary);
  background-color: var(--bg-secondary);
}

.moon-icon {
  display: none;
  color: #fbbf24;
}

.sun-icon {
  display: block;
}

.dark .moon-icon {
  display: block;
}

.dark .sun-icon {
  display: none;
}

/* CTA Button - Matches App Homepage Theme Swapping Style */
.cta-button {
  background-color: var(--text-primary);
  color: var(--bg-primary);
  padding: 0.6rem 1.25rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.9rem;
  box-shadow: var(--shadow-premium);
  transition: var(--transition-smooth);
  border: 1px solid transparent;
}

.cta-button:hover {
  transform: translateY(-1px);
  opacity: 0.9;
}

/* Container */
.main-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 3rem 2rem 5rem 2rem;
}

/* Hero Section */
.hero {
  text-align: center;
  margin-bottom: 4rem;
  padding: 2rem 0;
}

.hero h1 {
  font-family: var(--font-headings);
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.gradient-text {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.hero p {
  color: var(--text-secondary);
  font-size: 1.2rem;
  max-width: 650px;
  margin: 0 auto 2rem auto;
  line-height: 1.6;
}

/* Glass Card */
.glass-card {
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 2rem;
  box-shadow: var(--shadow-premium);
  transition: var(--transition-smooth);
}

.glass-card:hover {
  border-color: var(--border-glass-hover);
}

/* Grids for Pages */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

/* Bead Preview Grid (for Templates Detail Page) */
.bead-grid-preview {
  display: grid;
  aspect-ratio: 1;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  padding: 1rem;
  gap: 2px;
  max-width: 450px;
  margin: 0 auto;
  border: 1px solid var(--border-glass);
}

.bead-cell {
  aspect-ratio: 1;
  border-radius: 50%;
  border: 3px solid rgba(0, 0, 0, 0.15); /* bead border center styling */
  background-clip: content-box;
}

.dark .bead-cell {
  border-color: rgba(0, 0, 0, 0.4);
}

/* Material Bedarfsliste Table */
.material-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1.5rem;
}

.material-table th,
.material-table td {
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border-glass);
}

.material-table th {
  font-family: var(--font-headings);
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.color-swatch-cell {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.color-swatch {
  width: 24px;
  height: 24px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(0, 0, 0, 0.15);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.dark .color-swatch {
  border-color: rgba(255, 255, 255, 0.15);
}

/* Footer styling - Matching app's simple centered footer */
footer.site-footer {
  background: var(--bg-primary);
  border-top: 1px solid var(--border-glass);
  padding: 3rem 1.5rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
  text-align: center;
  transition: var(--transition-smooth);
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
  font-weight: 500;
}

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

.footer-copy {
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* Responsiveness */
.template-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

@media (max-width: 992px) {
  .header-container {
    flex-direction: column;
    gap: 1.25rem;
    padding: 1.25rem 1.5rem;
  }
  .nav-right {
    width: 100%;
    justify-content: space-between;
  }
  .template-detail-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.5rem;
  }
  .nav-right {
    flex-direction: column;
    gap: 1rem;
  }
  .nav-links {
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
  }
  .nav-actions {
    border-left: none;
    padding-left: 0;
    width: 100%;
    justify-content: center;
  }
  .footer-container {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}