/*
Theme Name: Tom Ashby Portfolio
Theme URI: https://tom.onit.ltd
Author: Tom Ashby - On IT LTD
Author URI: https://tom.onit.ltd
Description: A modern, bold portfolio theme inspired by festival websites. Perfect for showcasing IT projects, infrastructure work, and web development. Features dark backgrounds, vibrant accents, and clean typography. Multisite compatible.
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: tomashby-portfolio
Tags: portfolio, dark, modern, multisite, one-column, two-columns, custom-colors, custom-menu, featured-images, flexible-header, custom-logo
*/

/* ===================================
   CSS Variables - Parklife Inspired
   =================================== */
:root {
  /* Colors - Dark & Vibrant */
  --primary-bg: #0a0a0a;
  --secondary-bg: #1a1a1a;
  --accent-primary: #00ff87;
  --accent-secondary: #ff006e;
  --accent-tertiary: #7b2cbf;
  --text-primary: #ffffff;
  --text-secondary: #b3b3b3;
  --border-color: #2a2a2a;
  
  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-heading: 'Space Grotesk', sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.4s ease;
  --transition-slow: 0.6s ease;
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
}

/* ===================================
   Reset & Base Styles
   =================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-primary);
  background-color: var(--primary-bg);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ===================================
   Typography
   =================================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.5rem, 8vw, 6rem);
  text-transform: uppercase;
  background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

h2 {
  font-size: clamp(2rem, 5vw, 4rem);
  text-transform: uppercase;
}

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

p {
  margin-bottom: var(--spacing-sm);
  color: var(--text-secondary);
  font-size: 1.125rem;
}

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

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

/* ===================================
   Container & Layout
   =================================== */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.site-content {
  min-height: 100vh;
  padding: var(--spacing-lg) 0;
}

/* ===================================
   Header & Navigation
   =================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  transition: all var(--transition-medium);
}

.site-header.scrolled {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) var(--spacing-md);
}

.site-logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.site-logo:hover {
  color: var(--accent-primary);
}

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

.main-navigation a {
  color: var(--text-primary);
  font-weight: 500;
  text-transform: uppercase;
  font-size: 0.875rem;
  letter-spacing: 0.1em;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.main-navigation a:hover,
.main-navigation .current-menu-item a {
  background: var(--accent-primary);
  color: var(--primary-bg);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
  display: none;
  background: transparent;
  border: 2px solid var(--accent-primary);
  color: var(--accent-primary);
  padding: var(--spacing-xs) var(--spacing-sm);
  cursor: pointer;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  text-transform: uppercase;
  font-weight: 600;
  transition: all var(--transition-fast);
}

.mobile-menu-toggle:hover {
  background: var(--accent-primary);
  color: var(--primary-bg);
}

/* ===================================
   Hero Section
   =================================== */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  padding-top: 80px;
  background: linear-gradient(180deg, var(--primary-bg) 0%, var(--secondary-bg) 100%);
}

.hero-content {
  max-width: 900px;
  padding: var(--spacing-md);
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--accent-primary);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: var(--spacing-sm);
  font-weight: 600;
}

.hero-description {
  font-size: 1.5rem;
  color: var(--text-secondary);
  margin: var(--spacing-md) 0;
  line-height: 1.8;
}

.hero-cta {
  margin-top: var(--spacing-lg);
}

/* ===================================
   Buttons
   =================================== */
.btn {
  display: inline-block;
  padding: 1rem 2.5rem;
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-radius: var(--radius-md);
  transition: all var(--transition-medium);
  cursor: pointer;
  border: none;
  font-family: var(--font-heading);
}

.btn-primary {
  background: var(--accent-primary);
  color: var(--primary-bg);
}

.btn-primary:hover {
  background: transparent;
  color: var(--accent-primary);
  box-shadow: inset 0 0 0 3px var(--accent-primary);
  transform: translateY(-2px);
}

.btn-secondary {
  background: transparent;
  color: var(--accent-secondary);
  box-shadow: inset 0 0 0 3px var(--accent-secondary);
}

.btn-secondary:hover {
  background: var(--accent-secondary);
  color: var(--primary-bg);
  transform: translateY(-2px);
}

/* ===================================
   Portfolio Grid
   =================================== */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: var(--spacing-md);
  margin: var(--spacing-lg) 0;
}

.portfolio-item {
  position: relative;
  background: var(--secondary-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-medium);
  border: 1px solid var(--border-color);
}

.portfolio-item:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 255, 135, 0.2);
  border-color: var(--accent-primary);
}

.portfolio-item-image {
  width: 100%;
  height: 280px;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.portfolio-item:hover .portfolio-item-image {
  transform: scale(1.05);
}

.portfolio-item-content {
  padding: var(--spacing-md);
}

.portfolio-item-title {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-xs);
  color: var(--text-primary);
}

.portfolio-item-category {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: var(--accent-tertiary);
  color: var(--text-primary);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.portfolio-item-excerpt {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ===================================
   Footer
   =================================== */
.site-footer {
  background: var(--secondary-bg);
  border-top: 1px solid var(--border-color);
  padding: var(--spacing-lg) 0 var(--spacing-md);
  margin-top: var(--spacing-xl);
}

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

.footer-section h3 {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
  color: var(--accent-primary);
}

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

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

.footer-section a {
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

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

.social-links {
  display: flex;
  gap: var(--spacing-sm);
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--border-color);
  border-radius: 50%;
  transition: all var(--transition-fast);
}

.social-links a:hover {
  background: var(--accent-primary);
  color: var(--primary-bg);
  transform: translateY(-3px);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 0.875rem;
}

/* ===================================
   Single Project Page
   =================================== */
.project-header {
  text-align: center;
  padding: var(--spacing-xl) 0 var(--spacing-lg);
  background: linear-gradient(180deg, var(--secondary-bg) 0%, var(--primary-bg) 100%);
}

.project-meta {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  margin: var(--spacing-md) 0;
  flex-wrap: wrap;
}

.project-meta-item {
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--secondary-bg);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

.project-content {
  max-width: 900px;
  margin: 0 auto;
  padding: var(--spacing-lg) var(--spacing-md);
}

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

/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 768px) {
  .main-navigation {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: rgba(10, 10, 10, 0.98);
    backdrop-filter: blur(10px);
    padding: var(--spacing-md);
    transform: translateX(-100%);
    transition: transform var(--transition-medium);
    border-bottom: 1px solid var(--border-color);
  }
  
  .main-navigation.active {
    transform: translateX(0);
  }
  
  .main-navigation ul {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
  
  .mobile-menu-toggle {
    display: block;
  }
  
  .portfolio-grid {
    grid-template-columns: 1fr;
  }
  
  h1 {
    font-size: 2.5rem;
  }
  
  .hero-description {
    font-size: 1.125rem;
  }
}

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

.fade-in-up {
  animation: fadeInUp 0.8s ease forwards;
}

/* Staggered animations */
.portfolio-item {
  opacity: 0;
  animation: fadeInUp 0.6s ease forwards;
}

.portfolio-item:nth-child(1) { animation-delay: 0.1s; }
.portfolio-item:nth-child(2) { animation-delay: 0.2s; }
.portfolio-item:nth-child(3) { animation-delay: 0.3s; }
.portfolio-item:nth-child(4) { animation-delay: 0.4s; }
.portfolio-item:nth-child(5) { animation-delay: 0.5s; }
.portfolio-item:nth-child(6) { animation-delay: 0.6s; }

/* ===================================
   Utility Classes
   =================================== */
.text-center { text-align: center; }
.text-gradient {
  background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }