/* Modern UI/UX Theme - Inspired by BIONOVA Design
   Features: Rounded corners, gradients, modern typography, clean layout
*/

:root {
  /* Modern Color Palette - Pink Primary */
  --modern-primary: #ff0292;
  --modern-primary-dark: #e00282;
  --modern-primary-light: #ff1fa3;
  --modern-secondary: #764ba2;
  --modern-accent-pink: #ff0292;
  --modern-accent-purple: #a855f7;
  --modern-accent-blue: #3b82f6;
  --modern-light-blue: #e0f2fe;
  --modern-light-purple: #f3e8ff;
  --modern-light-pink: #fce7f3;
  
  /* Neutral Colors */
  --modern-white: #ffffff;
  --modern-gray-50: #f9fafb;
  --modern-gray-100: #f3f4f6;
  --modern-gray-200: #e5e7eb;
  --modern-gray-300: #d1d5db;
  --modern-gray-600: #4b5563;
  --modern-gray-800: #1f2937;
  --modern-gray-900: #111827;
  --modern-black: #000000;
  
  /* Typography - Modern Sans-serif matching BIONOVA design */
  --modern-font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
  --modern-font-size-base: 16px;
  --modern-line-height-base: 1.6;
  
  /* Spacing */
  --modern-radius-sm: 8px;
  --modern-radius-md: 12px;
  --modern-radius-lg: 16px;
  --modern-radius-xl: 24px;
  --modern-radius-full: 9999px;
  
  /* Shadows */
  --modern-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --modern-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --modern-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --modern-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --modern-shadow-glow: 0 0 20px rgba(102, 126, 234, 0.3);
  
  /* Transitions */
  --modern-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark Theme Overrides */
.dark-theme {
  --modern-gray-50: #020617;
  --modern-gray-100: #0f172a;
  --modern-gray-200: #1e293b;
  --modern-gray-300: #334155;
  --modern-gray-600: #94a3b8;
  --modern-gray-800: #cbd5e1;
  --modern-gray-900: #f8fafc;
  --modern-white: #0f172a;
  --modern-black: #ffffff;
  
  --modern-light-blue: rgba(37, 81, 231, 0.1);
  --modern-light-purple: rgba(168, 85, 247, 0.1);
  --modern-light-pink: rgba(255, 2, 146, 0.1);

  /* Legacy Theme Compatibility */
  --tg-body-color: #cbd5e1;
  --tg-heading-color: #f8fafc;
  --tg-common-color-gray: #020617;
  --tg-common-color-white: #ffffff;
  --tg-common-color-black: #000000;
  --tg-dark-color-1: #020617;
  --tg-dark-color-2: #0f172a;
  --tg-border-1: rgba(255, 255, 255, 0.05);
}

/* Global Modern Styles */
body {
  font-family: var(--modern-font-family);
  background-color: var(--modern-gray-50);
  color: var(--modern-gray-800);
  line-height: var(--modern-line-height-base);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Modern Buttons */
.btn-modern,
button.modern-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  font-family: var(--modern-font-family);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.5;
  text-decoration: none;
  border: none;
  border-radius: var(--modern-radius-md);
  cursor: pointer;
  transition: var(--modern-transition);
  box-shadow: var(--modern-shadow-sm);
}

.btn-modern-primary {
    color: var(--modern-white);
  box-shadow: var(--modern-shadow-md);
}

.btn-modern-primary:hover {
  
  transform: translateY(-2px);
  box-shadow: 0 10px 15px -3px rgba(255, 2, 146, 0.3), 0 4px 6px -2px rgba(255, 2, 146, 0.2);
  color: var(--modern-white);
}

.btn-modern-secondary {
  background: var(--modern-white);
  color: var(--modern-primary);
  border: 2px solid var(--modern-primary);
}

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

.btn-modern-ghost {
  background: transparent;
  color: var(--modern-gray-800);
  text-decoration: underline;
  box-shadow: none;
  padding: 8px 16px;
}

.btn-modern-ghost:hover {
  color: var(--modern-primary);
  text-decoration: none;
}

/* Modern Cards */
.card-modern {
  background: var(--modern-white);
  border-radius: var(--modern-radius-lg);
  padding: 24px;
  box-shadow: var(--modern-shadow-md);
  transition: var(--modern-transition);
  border: 1px solid var(--modern-gray-200);
}

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

/* Gradient Cards */
.card-gradient {
  position: relative;
  border-radius: var(--modern-radius-lg);
  padding: 32px;
  color: var(--modern-white);
  overflow: hidden;
  box-shadow: var(--modern-shadow-lg);
}

.card-gradient::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  opacity: 0.1;
  background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="20" height="20" patternUnits="userSpaceOnUse"><path d="M 20 0 L 0 0 0 20" fill="none" stroke="white" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
  pointer-events: none;
}

.card-gradient-purple {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.card-gradient-blue {
  background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
}

.card-gradient-pink {
  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

/* Modern Input Fields */
.input-modern {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--modern-font-family);
  font-size: 15px;
  color: var(--modern-gray-800);
  background: var(--modern-white);
  border: 2px solid var(--modern-gray-200);
  border-radius: var(--modern-radius-md);
  transition: var(--modern-transition);
}

.input-modern:focus {
  outline: none;
  border-color: var(--modern-primary);
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

/* Modern Navigation */
.nav-modern {
  background: var(--modern-white);
  border-bottom: 1px solid var(--modern-gray-200);
  box-shadow: var(--modern-shadow-sm);
  padding: 16px 0;
}

.nav-modern a {
  color: var(--modern-gray-800);
  text-decoration: none;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: var(--modern-radius-sm);
  transition: var(--modern-transition);
}

.nav-modern a:hover {
  background: var(--modern-gray-100);
  color: var(--modern-primary);
}

/* Modern Post Cards */
.post-card-modern {
  background: var(--modern-white);
  border-radius: var(--modern-radius-lg);
  overflow: hidden;
  box-shadow: var(--modern-shadow-md);
  transition: var(--modern-transition);
  border: 1px solid var(--modern-gray-200);
}

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

.post-card-modern img {
  width: 100%;
  height: 240px;
  object-fit: cover;
  border-radius: var(--modern-radius-lg) var(--modern-radius-lg) 0 0;
}

.post-card-modern-content {
  padding: 24px;
}

.post-card-modern-category {
  display: inline-block;
  padding: 4px 12px;
  background: linear-gradient(135deg, var(--modern-primary) 0%, var(--modern-secondary) 100%);
  color: var(--modern-white);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-radius: var(--modern-radius-full);
  margin-bottom: 12px;
}

.post-card-modern-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--modern-gray-900);
  margin: 12px 0;
  line-height: 1.3;
}

.post-card-modern-title a {
  color: inherit;
  text-decoration: none;
  transition: var(--modern-transition);
}

.post-card-modern-title a:hover {
  color: var(--modern-primary);
}

.post-card-modern-excerpt {
  color: var(--modern-gray-600);
  font-size: 15px;
  line-height: 1.6;
  margin: 12px 0;
}

.post-card-modern-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 13px;
  color: var(--modern-gray-600);
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--modern-gray-200);
}

/* Modern Section Headings */
.section-title-modern {
  font-size: 36px;
  font-weight: 800;
  color: var(--modern-gray-900);
  margin-bottom: 8px;
  line-height: 1.2;
}

.section-subtitle-modern {
  font-size: 16px;
  color: var(--modern-gray-600);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 32px;
}

/* Modern Container */
.container-modern {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Modern Spacing Utilities */
.mt-modern-sm { margin-top: 16px; }
.mt-modern-md { margin-top: 32px; }
.mt-modern-lg { margin-top: 48px; }
.mt-modern-xl { margin-top: 64px; }

.mb-modern-sm { margin-bottom: 16px; }
.mb-modern-md { margin-bottom: 32px; }
.mb-modern-lg { margin-bottom: 48px; }
.mb-modern-xl { margin-bottom: 64px; }

.py-modern-sm { padding-top: 16px; padding-bottom: 16px; }
.py-modern-md { padding-top: 32px; padding-bottom: 32px; }
.py-modern-lg { padding-top: 48px; padding-bottom: 48px; }
.py-modern-xl { padding-top: 64px; padding-bottom: 64px; }

/* Modern Grid */
.grid-modern {
  display: grid;
  gap: 24px;
}

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

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

.grid-modern-4 {
  grid-template-columns: repeat(4, 1fr);
}

/* Responsive Grid */
@media (max-width: 1024px) {
  .grid-modern-4 {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .grid-modern-3,
  .grid-modern-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .grid-modern-2,
  .grid-modern-3,
  .grid-modern-4 {
    grid-template-columns: 1fr;
  }
}

/* Modern Badge/Tag */
.badge-modern {
  display: inline-block;
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-radius: var(--modern-radius-full);
  background: var(--modern-gray-100);
  color: var(--modern-gray-800);
}

.badge-modern-primary {
  background: #ff0292;
  color: var(--modern-white);
}

/* Modern Hero Section */
.hero-modern {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--modern-gray-50) 0%, var(--modern-white) 100%);
}

.hero-modern-title {
  font-size: 56px;
  font-weight: 800;
  line-height: 1.1;
  color: var(--modern-gray-900);
  margin-bottom: 24px;
}

.hero-modern-subtitle {
  font-size: 20px;
  color: var(--modern-gray-600);
  line-height: 1.6;
  margin-bottom: 32px;
}

/* Modern Footer */
.footer-modern {
  background: var(--modern-gray-900);
  color: var(--modern-gray-300);
  padding: 64px 0 32px;
  border-top: 1px solid var(--modern-gray-800);
}

.footer-modern a {
  color: var(--modern-gray-300);
  text-decoration: none;
  transition: var(--modern-transition);
}

.footer-modern a:hover {
  color: var(--modern-white);
}

/* Modern Loading States */
.skeleton-modern {
  background: linear-gradient(
    90deg,
    var(--modern-gray-200) 0%,
    var(--modern-gray-100) 50%,
    var(--modern-gray-200) 100%
  );
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
  border-radius: var(--modern-radius-md);
}

@keyframes skeleton-loading {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

/* Modern Scrollbar */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: var(--modern-gray-100);
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(135deg, var(--modern-primary) 0%, var(--modern-secondary) 100%);
  border-radius: var(--modern-radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--modern-primary-dark);
}

/* Utility Classes */
.text-modern-primary { color: var(--modern-primary); }
.text-modern-secondary { color: var(--modern-secondary); }
.bg-modern-gradient { background: #ff0292; }
.bg-modern-primary { background: #ff0292; }
.rounded-modern { border-radius: var(--modern-radius-md); }
.rounded-modern-lg { border-radius: var(--modern-radius-lg); }
.shadow-modern { box-shadow: var(--modern-shadow-md); }
.shadow-modern-lg { box-shadow: var(--modern-shadow-lg); }