/*
Theme Name: AI Tech Blog
Theme URI: https://example.com/ai-tech-blog
Author: Your Name
Author URI: https://example.com
Description: A cyberpunk-minimalist WordPress theme for AI, LLM, and Automation content. Features glassmorphism effects, animated gradients, and developer-focused code blocks.
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: ai-tech-blog
Tags: blog, custom-background, custom-colors, custom-menu, editor-style, featured-images, threaded-comments, translation-ready
*/

/* ============================================
   CSS CUSTOM PROPERTIES (Design Tokens)
   ============================================ */
:root {
  /* Color Palette - Cyberpunk Minimalist */
  --color-bg-primary: #0f172a;
  --color-bg-secondary: #1e293b;
  --color-bg-tertiary: #334155;
  
  --color-accent-purple: #a855f7;
  --color-accent-cyan: #06b6d4;
  --color-accent-purple-glow: rgba(168, 85, 247, 0.5);
  --color-accent-cyan-glow: rgba(6, 182, 212, 0.5);
  
  --color-text-primary: #f8fafc;
  --color-text-secondary: #cbd5e1;
  --color-text-muted: #94a3b8;
  
  /* Glassmorphism */
  --glass-bg: rgba(30, 41, 59, 0.7);
  --glass-border: rgba(148, 163, 184, 0.2);
  --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
  
  /* Typography */
  --font-heading: 'Space Grotesk', 'Inter', sans-serif;
  --font-body: 'Merriweather', 'Roboto', serif;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  
  /* Border Radius */
  --radius-sm: 0.5rem;
  --radius-md: 1rem;
  --radius-lg: 1.5rem;
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 300ms ease-in-out;
  --transition-slow: 500ms ease-in-out;
}

/* ============================================
   GLOBAL RESET & BASE STYLES
   ============================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text-primary);
}

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

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

/* ============================================
   GLASSMORPHISM UTILITIES
   ============================================ */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--glass-shadow);
  transition: all var(--transition-normal);
}

.glass-card:hover {
  transform: translateY(-8px);
  box-shadow: 
    var(--glass-shadow),
    0 0 40px var(--color-accent-purple-glow);
  border-color: var(--color-accent-purple);
}

.glass-nav {
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid var(--glass-border);
}

/* ============================================
   ANIMATED MESH GRADIENT BACKGROUND
   ============================================ */
.mesh-gradient {
  position: relative;
  overflow: hidden;
}

.mesh-gradient::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: 
    radial-gradient(circle at 20% 50%, var(--color-accent-purple-glow) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, var(--color-accent-cyan-glow) 0%, transparent 50%),
    radial-gradient(circle at 40% 20%, rgba(168, 85, 247, 0.3) 0%, transparent 50%);
  animation: meshRotate 20s ease-in-out infinite;
  opacity: 0.6;
  z-index: 0;
}

@keyframes meshRotate {
  0%, 100% {
    transform: translate(0, 0) rotate(0deg);
  }
  33% {
    transform: translate(5%, -5%) rotate(120deg);
  }
  66% {
    transform: translate(-5%, 5%) rotate(240deg);
  }
}

/* ============================================
   GLOW EFFECTS
   ============================================ */
.glow-purple {
  box-shadow: 0 0 20px var(--color-accent-purple-glow);
}

.glow-cyan {
  box-shadow: 0 0 20px var(--color-accent-cyan-glow);
}

.text-glow {
  text-shadow: 0 0 20px currentColor;
}

/* ============================================
   CODE BLOCK STYLING
   ============================================ */
.code-block-wrapper {
  position: relative;
  margin: var(--spacing-lg) 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-bg-secondary);
  border: 1px solid var(--glass-border);
}

.code-block-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(30, 41, 59, 0.5);
  border-bottom: 1px solid var(--glass-border);
}

.code-language {
  font-family: var(--font-heading);
  font-size: 0.875rem;
  color: var(--color-accent-cyan);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.copy-code-btn {
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--color-accent-purple);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-heading);
  font-size: 0.875rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.copy-code-btn:hover {
  background: var(--color-accent-cyan);
  box-shadow: 0 0 20px var(--color-accent-cyan-glow);
  transform: scale(1.05);
}

.copy-code-btn:active {
  transform: scale(0.95);
}

.copy-code-btn.copied {
  background: #10b981;
}

pre[class*="language-"] {
  margin: 0;
  padding: var(--spacing-md);
  background: transparent !important;
  border-radius: 0;
}

code[class*="language-"] {
  font-family: 'Fira Code', 'Consolas', 'Monaco', monospace;
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ============================================
   CARD HOVER EFFECTS
   ============================================ */
.card-lift {
  transition: all var(--transition-normal);
  position: relative;
}

.card-lift::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: inherit;
  opacity: 0;
  transition: opacity var(--transition-normal);
  pointer-events: none;
  box-shadow: 0 0 60px var(--color-accent-purple-glow);
}

.card-lift:hover::after {
  opacity: 1;
}

/* ============================================
   MASONRY GRID UTILITIES
   ============================================ */
.masonry-grid {
  column-gap: var(--spacing-lg);
  orphans: 1;
  widows: 1;
}

.masonry-item {
  break-inside: avoid;
  margin-bottom: var(--spacing-lg);
}

/* ============================================
   GRADIENT TEXT
   ============================================ */
.gradient-text {
  background: linear-gradient(135deg, var(--color-accent-purple) 0%, var(--color-accent-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================
   BUTTON STYLES
   ============================================ */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-lg);
  background: linear-gradient(135deg, var(--color-accent-purple) 0%, var(--color-accent-cyan) 100%);
  color: white;
  font-family: var(--font-heading);
  font-weight: 600;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-normal);
  box-shadow: 0 4px 15px rgba(168, 85, 247, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(168, 85, 247, 0.6);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-lg);
  background: transparent;
  color: var(--color-accent-cyan);
  font-family: var(--font-heading);
  font-weight: 600;
  border: 2px solid var(--color-accent-cyan);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.btn-secondary:hover {
  background: var(--color-accent-cyan);
  color: var(--color-bg-primary);
  box-shadow: 0 0 20px var(--color-accent-cyan-glow);
}

/* ============================================
   RESPONSIVE UTILITIES
   ============================================ */
@media (max-width: 768px) {
  :root {
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
  }
  
  .masonry-grid {
    column-count: 1 !important;
  }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Focus styles for keyboard navigation */
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--color-accent-cyan);
  outline-offset: 2px;
}

/* ============================================
   WORDPRESS SPECIFIC
   ============================================ */
.alignleft {
  float: left;
  margin-right: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
}

.alignright {
  float: right;
  margin-left: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
}

.aligncenter {
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.wp-caption {
  max-width: 100%;
}

.wp-caption-text {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-top: var(--spacing-xs);
  text-align: center;
}

.sticky {
  /* Styles for sticky posts */
}

.bypostauthor {
  /* Styles for post author comments */
}