/*
Theme Name: OSVue - AI Social Media
Theme URI: https://osvue.com
Author: Colin McAllister
Author URI: https://osvue.com
Description: A bold, modern WordPress theme for OSVue's AI-powered social media management platform. Features distinctive typography, dynamic animations, and a striking visual identity perfect for SaaS and AI products.
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: osvue
Tags: ai, saas, social-media, modern, responsive, custom-colors, featured-images, full-width-template, custom-menu
*/

/* ========================================
   CSS CUSTOM PROPERTIES (DESIGN TOKENS)
   ======================================== */

:root {
  /* Color System - Bold & Modern */
  --color-primary: #6C5CE7;
  --color-primary-dark: #5A4AD6;
  --color-primary-light: #A29BFE;
  --color-secondary: #00DDA2;
  --color-accent: #FF6B9D;
  --color-warning: #FDCB6E;
  
  /* Neutrals */
  --color-background: #0F0F23;
  --color-surface: #1A1A2E;
  --color-surface-elevated: #252540;
  --color-text: #FFFFFF;
  --color-text-secondary: #B8B8D1;
  --color-text-muted: #7F7F9E;
  --color-border: #2D2D44;
  
  /* Typography - Distinctive Choices */
  --font-display: 'Space Mono', 'Courier New', monospace;
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  
  /* Spacing Scale */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  
  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 20px rgba(108, 92, 231, 0.3);
  
  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  
  /* Container Widths */
  --container-xs: 640px;
  --container-sm: 768px;
  --container-md: 1024px;
  --container-lg: 1280px;
  --container-xl: 1536px;
}

/* ========================================
   RESET & BASE STYLES
   ======================================== */

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-background);
  overflow-x: hidden;
}

/* Animated Background Pattern */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    radial-gradient(circle at 20% 50%, rgba(108, 92, 231, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(0, 221, 162, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 40% 20%, rgba(255, 107, 157, 0.08) 0%, transparent 40%);
  pointer-events: none;
  z-index: -1;
  animation: bgShift 20s ease-in-out infinite;
}

@keyframes bgShift {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.8; }
}

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

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

h1 {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  letter-spacing: -0.01em;
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2.5rem);
}

h4 {
  font-size: clamp(1.25rem, 2.5vw, 2rem);
}

h5 {
  font-size: clamp(1.1rem, 2vw, 1.5rem);
}

h6 {
  font-size: clamp(1rem, 1.5vw, 1.25rem);
}

p {
  margin-bottom: var(--space-md);
  color: var(--color-text-secondary);
}

a {
  color: var(--color-primary-light);
  text-decoration: none;
  transition: color var(--transition-base);
}

a:hover {
  color: var(--color-secondary);
}

.display-text {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: clamp(0.875rem, 1.5vw, 1rem);
  color: var(--color-secondary);
  font-weight: 600;
}

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

.container {
  max-width: var(--container-lg);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.container-wide {
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.container-narrow {
  max-width: var(--container-sm);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

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

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(15, 15, 35, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

.site-header.scrolled {
  background: rgba(15, 15, 35, 0.95);
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-md) var(--space-md);
  max-width: var(--container-xl);
  margin: 0 auto;
}

.site-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  transition: transform var(--transition-base);
}

.site-logo:hover {
  transform: scale(1.05);
  color: var(--color-text);
}

.site-logo::before {
  content: '◆';
  color: var(--color-secondary);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

.main-navigation {
  display: flex;
  gap: var(--space-lg);
  align-items: center;
}

.main-navigation a {
  color: var(--color-text-secondary);
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
  transition: color var(--transition-base);
}

.main-navigation a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-secondary);
  transition: width var(--transition-base);
}

.main-navigation a:hover {
  color: var(--color-text);
}

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

.nav-cta {
  background: var(--color-primary);
  color: var(--color-text);
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-full);
  font-weight: 600;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-glow);
}

.nav-cta:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(108, 92, 231, 0.5);
}

.mobile-menu-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--color-text);
  font-size: 1.5rem;
  cursor: pointer;
}

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

.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: var(--space-2xl) var(--space-md);
  overflow: hidden;
}

.hero-content {
  max-width: var(--container-md);
  text-align: center;
  position: relative;
  z-index: 10;
  animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-eyebrow {
  display: inline-block;
  animation: fadeInUp 1s ease-out 0.2s both;
}

.hero-title {
  margin-bottom: var(--space-md);
  background: linear-gradient(135deg, var(--color-text) 0%, var(--color-primary-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: fadeInUp 1s ease-out 0.4s both;
}

.hero-description {
  font-size: clamp(1.125rem, 2vw, 1.5rem);
  margin-bottom: var(--space-lg);
  color: var(--color-text-secondary);
  animation: fadeInUp 1s ease-out 0.6s both;
}

.hero-cta-group {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 1s ease-out 0.8s both;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-lg);
  font-weight: 600;
  font-size: 1rem;
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  cursor: pointer;
  border: 2px solid transparent;
  text-decoration: none;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-text);
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(108, 92, 231, 0.5);
  color: var(--color-text);
}

.btn-secondary {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn-secondary:hover {
  background: var(--color-surface);
  border-color: var(--color-primary);
  color: var(--color-text);
}

.btn-accent {
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-accent) 100%);
  color: var(--color-background);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(0, 221, 162, 0.4);
  color: var(--color-background);
}

/* ========================================
   FEATURE SECTIONS
   ======================================== */

.feature-section {
  padding: var(--space-2xl) var(--space-md);
  position: relative;
}

.section-header {
  text-align: center;
  max-width: var(--container-sm);
  margin: 0 auto var(--space-xl);
}

.section-eyebrow {
  margin-bottom: var(--space-sm);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
  max-width: var(--container-lg);
  margin: 0 auto;
}

.feature-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg);
}

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

.feature-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin-bottom: var(--space-md);
  box-shadow: var(--shadow-glow);
}

.feature-card h3 {
  margin-bottom: var(--space-sm);
  font-size: 1.5rem;
}

.feature-card p {
  color: var(--color-text-muted);
  margin-bottom: 0;
}

/* ========================================
   STATS SECTION
   ======================================== */

.stats-section {
  padding: var(--space-xl) var(--space-md);
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-lg);
  max-width: var(--container-md);
  margin: 0 auto;
  text-align: center;
}

.stat-item {
  padding: var(--space-md);
}

.stat-number {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-xs);
  display: block;
}

.stat-label {
  color: var(--color-text-secondary);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

/* ========================================
   CTA SECTION
   ======================================== */

.cta-section {
  padding: var(--space-2xl) var(--space-md);
  position: relative;
}

.cta-box {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  text-align: center;
  max-width: var(--container-sm);
  margin: 0 auto;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
  animation: rotate 20s linear infinite;
}

@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

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

.cta-box h2 {
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.cta-box p {
  font-size: 1.125rem;
  margin-bottom: var(--space-lg);
  color: rgba(255, 255, 255, 0.9);
}

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

.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: var(--space-xl) var(--space-md) var(--space-md);
}

.footer-content {
  max-width: var(--container-lg);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.footer-section h4 {
  margin-bottom: var(--space-md);
  font-size: 1.125rem;
}

.footer-section ul {
  list-style: none;
}

.footer-section li {
  margin-bottom: var(--space-xs);
}

.footer-section a {
  color: var(--color-text-muted);
  transition: color var(--transition-base);
}

.footer-section a:hover {
  color: var(--color-secondary);
}

.footer-bottom {
  max-width: var(--container-lg);
  margin: 0 auto;
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-md);
}

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

.social-links {
  display: flex;
  gap: var(--space-md);
}

.social-links a {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: var(--color-surface-elevated);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
}

.social-links a:hover {
  background: var(--color-primary);
  transform: translateY(-2px);
}

/* ========================================
   BLOG / POST STYLES
   ======================================== */

.post-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: var(--space-lg);
  max-width: var(--container-lg);
  margin: 0 auto;
}

.post-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
}

.post-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
}

.post-thumbnail {
  width: 100%;
  height: 220px;
  object-fit: cover;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
}

.post-content {
  padding: var(--space-md);
  flex: 1;
  display: flex;
  flex-direction: column;
}

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

.post-card h3 {
  margin-bottom: var(--space-sm);
  font-size: 1.25rem;
}

.post-card h3 a {
  color: var(--color-text);
  transition: color var(--transition-base);
}

.post-card h3 a:hover {
  color: var(--color-primary-light);
}

.post-excerpt {
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  flex: 1;
}

.read-more {
  color: var(--color-primary-light);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  transition: gap var(--transition-base);
}

.read-more:hover {
  gap: var(--space-sm);
}

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

@media (max-width: 768px) {
  .main-navigation {
    display: none;
  }
  
  .mobile-menu-toggle {
    display: block;
  }
  
  .hero-cta-group {
    flex-direction: column;
  }
  
  .feature-grid,
  .post-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  :root {
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
  }
  
  .hero-section {
    min-height: 90vh;
  }
}

/* ========================================
   UTILITY CLASSES
   ======================================== */

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

.text-gradient {
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.mb-0 { margin-bottom: 0; }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }

.mt-0 { margin-top: 0; }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }