/*
Theme Name: QuantumCortex
Theme URI: https://quantumcortex.ai
Author: DevOpsDCC
Author URI: https://github.com/DevOpsDCC
Description: A futuristic AI-focused blogging theme with cutting-edge design, animations, and modern web technologies. Perfect for AI researchers, tech bloggers, and innovation enthusiasts.
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Tags: blog, ai, futuristic, tech, dark-mode, custom-colors, featured-images, threaded-comments
Text Domain: quantumcortex
*/

/* ========================================
   GLOBAL STYLES & RESET
   ======================================== */

:root {
    /* Primary Colors - Futuristic Palette */
    --qc-primary: #00f0ff;
    --qc-secondary: #7928ca;
    --qc-accent: #ff0080;
    --qc-success: #00ff94;
    --qc-warning: #ffb800;
    
    /* Dark Theme Base */
    --qc-bg-dark: #0a0a0f;
    --qc-bg-darker: #050508;
    --qc-bg-card: #131318;
    --qc-bg-hover: #1a1a22;
    
    /* Text Colors */
    --qc-text-primary: #ffffff;
    --qc-text-secondary: #b0b0c8;
    --qc-text-muted: #6e6e8f;
    
    /* Gradients */
    --qc-gradient-primary: linear-gradient(135deg, #00f0ff 0%, #7928ca 100%);
    --qc-gradient-accent: linear-gradient(135deg, #ff0080 0%, #7928ca 100%);
    --qc-gradient-overlay: linear-gradient(180deg, transparent 0%, rgba(10, 10, 15, 0.9) 100%);
    
    /* Spacing */
    --qc-spacing-xs: 0.5rem;
    --qc-spacing-sm: 1rem;
    --qc-spacing-md: 2rem;
    --qc-spacing-lg: 4rem;
    --qc-spacing-xl: 6rem;
    
    /* Typography */
    --qc-font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --qc-font-mono: 'Fira Code', 'Courier New', monospace;
    
    /* Effects */
    --qc-shadow-sm: 0 2px 8px rgba(0, 240, 255, 0.1);
    --qc-shadow-md: 0 4px 16px rgba(0, 240, 255, 0.15);
    --qc-shadow-lg: 0 8px 32px rgba(0, 240, 255, 0.2);
    --qc-shadow-glow: 0 0 20px rgba(0, 240, 255, 0.3);
    
    /* Border Radius */
    --qc-radius-sm: 4px;
    --qc-radius-md: 8px;
    --qc-radius-lg: 16px;
    --qc-radius-xl: 24px;
    
    /* Animations */
    --qc-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--qc-font-primary);
    background-color: var(--qc-bg-dark);
    color: var(--qc-text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* Animated Background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(121, 40, 202, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(0, 240, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 20%, rgba(255, 0, 128, 0.05) 0%, transparent 40%);
    z-index: -1;
    animation: bgShift 20s ease infinite;
}

@keyframes bgShift {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 0.8; }
}

/* ========================================
   TYPOGRAPHY
   ======================================== */

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--qc-spacing-sm);
    background: var(--qc-gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

h1 { font-size: clamp(2rem, 5vw, 4rem); }
h2 { font-size: clamp(1.75rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2.25rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.75rem); }
h5 { font-size: clamp(1.1rem, 2vw, 1.5rem); }
h6 { font-size: clamp(1rem, 1.5vw, 1.25rem); }

p {
    margin-bottom: var(--qc-spacing-sm);
    color: var(--qc-text-secondary);
}

a {
    color: var(--qc-primary);
    text-decoration: none;
    transition: var(--qc-transition);
    position: relative;
}

a:hover {
    color: var(--qc-accent);
    text-shadow: 0 0 10px rgba(0, 240, 255, 0.5);
}

code, pre {
    font-family: var(--qc-font-mono);
    background: var(--qc-bg-card);
    padding: 0.25rem 0.5rem;
    border-radius: var(--qc-radius-sm);
    border: 1px solid rgba(0, 240, 255, 0.2);
}

pre {
    padding: var(--qc-spacing-sm);
    overflow-x: auto;
    margin: var(--qc-spacing-sm) 0;
}

/* ========================================
   LAYOUT CONTAINERS
   ======================================== */

.site {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.site-content {
    flex: 1;
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--qc-spacing-md);
    width: 100%;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--qc-spacing-sm);
}

.container-wide {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 var(--qc-spacing-sm);
}

/* ========================================
   HEADER & NAVIGATION
   ======================================== */

.site-header {
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 240, 255, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: var(--qc-spacing-sm) 0;
    box-shadow: var(--qc-shadow-md);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--qc-spacing-md);
}

.site-branding {
    display: flex;
    align-items: center;
    gap: var(--qc-spacing-sm);
}

.site-title {
    font-size: 1.75rem;
    margin: 0;
    background: var(--qc-gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.site-title a {
    background: var(--qc-gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.site-description {
    color: var(--qc-text-muted);
    font-size: 0.875rem;
    margin: 0;
}

.main-navigation ul {
    list-style: none;
    display: flex;
    gap: var(--qc-spacing-md);
    margin: 0;
    padding: 0;
}

.main-navigation a {
    color: var(--qc-text-secondary);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--qc-radius-md);
    transition: var(--qc-transition);
    position: relative;
    overflow: hidden;
}

.main-navigation a::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--qc-gradient-primary);
    transition: width 0.3s ease;
}

.main-navigation a:hover::before {
    width: 100%;
}

.main-navigation a:hover {
    color: var(--qc-text-primary);
    background: var(--qc-bg-hover);
}

/* ========================================
   HERO SECTION
   ======================================== */

.hero-section {
    padding: var(--qc-spacing-xl) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(0, 240, 255, 0.1) 0%, transparent 70%);
    animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.5; }
    50% { transform: translate(-50%, -50%) scale(1.2); opacity: 0.8; }
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 6rem);
    margin-bottom: var(--qc-spacing-md);
    line-height: 1.1;
}

.hero-subtitle {
    font-size: clamp(1.25rem, 3vw, 2rem);
    color: var(--qc-text-secondary);
    margin-bottom: var(--qc-spacing-lg);
}

/* ========================================
   BLOG POSTS & ARTICLES
   ======================================== */

.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--qc-spacing-md);
    margin: var(--qc-spacing-lg) 0;
}

.post-card {
    background: var(--qc-bg-card);
    border-radius: var(--qc-radius-lg);
    overflow: hidden;
    border: 1px solid rgba(0, 240, 255, 0.1);
    transition: var(--qc-transition);
    position: relative;
}

.post-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--qc-gradient-primary);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.post-card:hover::before {
    transform: scaleX(1);
}

.post-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--qc-shadow-lg);
    border-color: rgba(0, 240, 255, 0.3);
}

.post-thumbnail {
    position: relative;
    overflow: hidden;
    height: 250px;
}

.post-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.post-card:hover .post-thumbnail img {
    transform: scale(1.1);
}

.post-thumbnail::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: var(--qc-gradient-overlay);
}

.post-content {
    padding: var(--qc-spacing-md);
}

.post-meta {
    display: flex;
    gap: var(--qc-spacing-sm);
    margin-bottom: var(--qc-spacing-sm);
    font-size: 0.875rem;
    color: var(--qc-text-muted);
}

.post-meta span {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.post-title {
    margin-bottom: var(--qc-spacing-sm);
    font-size: 1.5rem;
}

.post-title a {
    background: var(--qc-gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.post-excerpt {
    color: var(--qc-text-secondary);
    margin-bottom: var(--qc-spacing-sm);
    line-height: 1.6;
}

.read-more {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--qc-primary);
    font-weight: 600;
    padding: 0.5rem 1.5rem;
    border: 2px solid var(--qc-primary);
    border-radius: var(--qc-radius-md);
    transition: var(--qc-transition);
}

.read-more:hover {
    background: var(--qc-primary);
    color: var(--qc-bg-dark);
    box-shadow: var(--qc-shadow-glow);
}

/* ========================================
   SINGLE POST
   ======================================== */

.single-post-header {
    text-align: center;
    padding: var(--qc-spacing-lg) 0;
    margin-bottom: var(--qc-spacing-lg);
}

.entry-content {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--qc-spacing-md);
    background: var(--qc-bg-card);
    border-radius: var(--qc-radius-lg);
    border: 1px solid rgba(0, 240, 255, 0.1);
}

.entry-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--qc-radius-md);
    margin: var(--qc-spacing-md) 0;
}

.entry-content blockquote {
    border-left: 4px solid var(--qc-primary);
    padding-left: var(--qc-spacing-md);
    margin: var(--qc-spacing-md) 0;
    font-style: italic;
    color: var(--qc-text-secondary);
    background: rgba(0, 240, 255, 0.05);
    padding: var(--qc-spacing-sm) var(--qc-spacing-md);
    border-radius: var(--qc-radius-md);
}

/* ========================================
   FOOTER
   ======================================== */

.site-footer {
    background: var(--qc-bg-darker);
    border-top: 1px solid rgba(0, 240, 255, 0.1);
    padding: var(--qc-spacing-lg) 0 var(--qc-spacing-md);
    margin-top: var(--qc-spacing-xl);
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--qc-spacing-md);
    text-align: center;
}

.footer-text {
    color: var(--qc-text-muted);
    font-size: 0.875rem;
}

/* ========================================
   BUTTONS
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 2rem;
    border-radius: var(--qc-radius-md);
    font-weight: 600;
    transition: var(--qc-transition);
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

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

.btn-primary:hover {
    box-shadow: var(--qc-shadow-glow);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--qc-primary);
    color: var(--qc-primary);
}

.btn-outline:hover {
    background: var(--qc-primary);
    color: var(--qc-bg-dark);
}

/* ========================================
   UTILITIES
   ======================================== */

.text-gradient {
    background: var(--qc-gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glow {
    animation: glow 2s ease-in-out infinite;
}

@keyframes glow {
    0%, 100% { text-shadow: 0 0 10px rgba(0, 240, 255, 0.5); }
    50% { text-shadow: 0 0 20px rgba(0, 240, 255, 0.8); }
}

/* ========================================
   RESPONSIVE
   ======================================== */

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: var(--qc-spacing-sm);
    }
    
    .main-navigation ul {
        flex-direction: column;
        gap: var(--qc-spacing-sm);
    }
    
    .posts-grid {
        grid-template-columns: 1fr;
    }
}