/* Patrick Udoh Portfolio - Generated CSS */
/* Import Inter font */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* CSS Variables for Theme */
:root {
  --bg-primary: #FFFFFF;
  --bg-secondary: #F8F9FA;
  --text-primary: #212529;
  --text-secondary: #6C757D;
  --accent-primary: #007BFF;
  --accent-secondary: #20C997;
  --accent-hover: #0056B3;
  --border-color: #DEE2E6;
  --shadow-color: rgba(0, 0, 0, 0.1);
}

.dark {
  --bg-primary: #212529;
  --bg-secondary: #343A40;
  --text-primary: #E9ECEF;
  --text-secondary: #ADB5BD;
  --accent-primary: #0D6EFD;
  --accent-secondary: #3DDC84;
  --accent-hover: #3B82F6;
  --border-color: #495057;
  --shadow-color: rgba(0, 0, 0, 0.3);
}

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

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

body {
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  transition: background-color 0.3s ease, color 0.3s ease;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Focus styles for accessibility */
*:focus {
  outline: 2px solid var(--accent-primary);
  outline-offset: 2px;
}

/* Skip link for accessibility */
.skip-link {
  position: absolute;
  top: -40px;
  left: 6px;
  background: var(--accent-primary);
  color: white;
  padding: 8px;
  text-decoration: none;
  border-radius: 4px;
  z-index: 1000;
}

.skip-link:focus {
  top: 6px;
}

/* Layout Classes */
.container-custom {
  max-width: 1280px;
  margin: 0 auto;
}

.section-padding {
  padding: 4rem 1rem;
}

@media (min-width: 640px) {
  .section-padding {
    padding: 4rem 1.5rem;
  }
}

@media (min-width: 1024px) {
  .section-padding {
    padding: 4rem 2rem;
  }
}

/* Typography */
.hero-title {
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.1;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.2;
}

@media (min-width: 641px) {
  .hero-title {
    font-size: 3rem;
  }
  .section-title {
    font-size: 2.5rem;
  }
}

@media (min-width: 1024px) {
  .hero-title {
    font-size: 4rem;
  }
  .section-title {
    font-size: 3rem;
  }
}

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

/* Navigation */
.nav-link {
  position: relative;
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  transition: color 0.2s ease;
  color: var(--text-secondary);
  text-decoration: none;
}

.nav-link:hover,
.nav-link.active {
  color: var(--accent-primary);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 2px;
  background-color: var(--accent-primary);
  border-radius: 1px;
}

/* Buttons */
.btn-primary {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  font-weight: 500;
  border-radius: 0.5rem;
  transition: all 0.2s ease;
  transform: scale(1);
  background-color: var(--accent-primary);
  color: white;
  text-decoration: none;
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  background-color: var(--accent-hover);
  transform: scale(1.05);
  box-shadow: 0 4px 15px rgba(0, 123, 255, 0.3);
}

.btn-secondary {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  font-weight: 500;
  border-radius: 0.5rem;
  border: 2px solid var(--accent-primary);
  color: var(--accent-primary);
  background-color: transparent;
  text-decoration: none;
  transition: all 0.2s ease;
  cursor: pointer;
}

.btn-secondary:hover {
  background-color: var(--accent-primary);
  color: white;
}

/* Cards */
.card {
  border-radius: 0.75rem;
  padding: 1.5rem;
  transition: all 0.3s ease;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  box-shadow: 0 2px 10px var(--shadow-color);
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--shadow-color);
}

/* Timeline */
.timeline-item {
  position: relative;
  padding-left: 2rem;
  padding-bottom: 2rem;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 2px;
  height: 100%;
  background-color: var(--border-color);
}

.timeline-item::after {
  content: '';
  position: absolute;
  left: -4px;
  top: 6px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--accent-primary);
}

.timeline-item:last-child::before {
  display: none;
}

/* Form Elements */
.form-input {
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  transition: border-color 0.2s ease;
  font-family: inherit;
}

.form-input:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.form-error {
  font-size: 0.875rem;
  margin-top: 0.25rem;
  color: #DC3545;
}

/* Theme Toggle */
.theme-toggle {
  width: 3rem;
  height: 1.5rem;
  border-radius: 9999px;
  padding: 0.25rem;
  transition: background-color 0.2s ease;
  cursor: pointer;
  background-color: var(--border-color);
  border: none;
}

.theme-toggle.dark {
  background-color: var(--accent-primary);
}

.theme-toggle-thumb {
  width: 1rem;
  height: 1rem;
  border-radius: 50%;
  transition: transform 0.2s ease;
  background-color: white;
  transform: translateX(0);
}

.theme-toggle.dark .theme-toggle-thumb {
  transform: translateX(24px);
}

/* Social Media Icons - Force visibility in light mode */
.social-linkedin {
  background-color: #1e40af !important; /* blue-800 */
  color: white !important;
  padding: 0.75rem !important;
  border-radius: 0.5rem !important;
  transition: all 0.2s ease !important;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1) !important;
  display: inline-block !important;
}

.social-linkedin:hover {
  background-color: #1e3a8a !important; /* blue-900 */
}

.social-github {
  background-color: #374151 !important; /* gray-700 */
  color: white !important;
  padding: 0.75rem !important;
  border-radius: 0.5rem !important;
  transition: all 0.2s ease !important;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1) !important;
  display: inline-block !important;
}

.social-github:hover {
  background-color: #111827 !important; /* gray-900 */
}

/* Project Filters */
.project-filter {
  padding: 0.5rem 1rem;
  border-radius: 0.375rem;
  font-size: 0.875rem;
  font-weight: 500;
  transition: all 0.2s ease;
  background-color: transparent;
  color: var(--text-secondary);
  border: none;
  cursor: pointer;
}

.project-filter:hover,
.project-filter.active {
  background-color: var(--accent-primary);
  color: white;
}

/* Animations */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Utility Classes */
.hidden {
  display: none;
}

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

.text-sm {
  font-size: 0.875rem;
}

.text-xs {
  font-size: 0.75rem;
}

.text-lg {
  font-size: 1.125rem;
}

.text-xl {
  font-size: 1.25rem;
}

.text-2xl {
  font-size: 1.5rem;
}

.font-medium {
  font-weight: 500;
}

.font-semibold {
  font-weight: 600;
}

.font-bold {
  font-weight: 700;
}

.mb-2 {
  margin-bottom: 0.5rem;
}

.mb-4 {
  margin-bottom: 1rem;
}

.mb-6 {
  margin-bottom: 1.5rem;
}

.mb-8 {
  margin-bottom: 2rem;
}

.mb-12 {
  margin-bottom: 3rem;
}

.mb-16 {
  margin-bottom: 4rem;
}

.mt-4 {
  margin-top: 1rem;
}

.pt-4 {
  padding-top: 1rem;
}

.pt-8 {
  padding-top: 2rem;
}

.pt-24 {
  padding-top: 6rem;
}

.pb-4 {
  padding-bottom: 1rem;
}

.pb-8 {
  padding-bottom: 2rem;
}

.px-2 {
  padding-left: 0.5rem;
  padding-right: 0.5rem;
}

.px-3 {
  padding-left: 0.75rem;
  padding-right: 0.75rem;
}

.px-4 {
  padding-left: 1rem;
  padding-right: 1rem;
}

.px-6 {
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.py-1 {
  padding-top: 0.25rem;
  padding-bottom: 0.25rem;
}

.py-2 {
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
}

.py-3 {
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
}

.py-4 {
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.p-1 {
  padding: 0.25rem;
}

.p-2 {
  padding: 0.5rem;
}

.p-3 {
  padding: 0.75rem;
}

.p-4 {
  padding: 1rem;
}

/* Layout */
.flex {
  display: flex;
}

.grid {
  display: grid;
}

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

.items-start {
  align-items: flex-start;
}

.justify-center {
  justify-content: center;
}

.justify-between {
  justify-content: space-between;
}

.flex-col {
  flex-direction: column;
}

.flex-wrap {
  flex-wrap: wrap;
}

.flex-shrink-0 {
  flex-shrink: 0;
}

.space-x-2 > * + * {
  margin-left: 0.5rem;
}

.space-x-3 > * + * {
  margin-left: 0.75rem;
}

.space-x-4 > * + * {
  margin-left: 1rem;
}

.space-x-8 > * + * {
  margin-left: 2rem;
}

.space-y-2 > * + * {
  margin-top: 0.5rem;
}

.space-y-4 > * + * {
  margin-top: 1rem;
}

.space-y-6 > * + * {
  margin-top: 1.5rem;
}

.space-y-8 > * + * {
  margin-top: 2rem;
}

.gap-2 {
  gap: 0.5rem;
}

.gap-4 {
  gap: 1rem;
}

.gap-6 {
  gap: 1.5rem;
}

.gap-8 {
  gap: 2rem;
}

.gap-12 {
  gap: 3rem;
}

/* Grid */
.grid-cols-3 {
  grid-template-columns: repeat(3, 1fr);
}

/* Responsive */
@media (min-width: 640px) {
  .sm\:flex-row {
    flex-direction: row;
  }
  .sm\:px-6 {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }
}

@media (min-width: 768px) {
  .md\:hidden {
    display: none;
  }
  .md\:flex {
    display: flex;
  }
  .md\:flex-row {
    flex-direction: row;
  }
  .md\:items-center {
    align-items: center;
  }
  .md\:justify-between {
    justify-content: space-between;
  }
  .md\:grid-cols-2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .lg\:grid-cols-2 {
    grid-template-columns: repeat(2, 1fr);
  }
  .lg\:grid-cols-3 {
    grid-template-columns: repeat(3, 1fr);
  }
  .lg\:order-first {
    order: -1;
  }
  .lg\:px-8 {
    padding-left: 2rem;
    padding-right: 2rem;
  }
}

/* Positioning */
.fixed {
  position: fixed;
}

.absolute {
  position: absolute;
}

.relative {
  position: relative;
}

.top-0 {
  top: 0;
}

.left-0 {
  left: 0;
}

.right-0 {
  right: 0;
}

.bottom-0 {
  bottom: 0;
}

.z-50 {
  z-index: 50;
}

/* Sizing */
.w-full {
  width: 100%;
}

.w-5 {
  width: 1.25rem;
}

.w-6 {
  width: 1.5rem;
}

.w-12 {
  width: 3rem;
}

.w-24 {
  width: 6rem;
}

.w-32 {
  width: 8rem;
}

.w-80 {
  width: 20rem;
}

.h-5 {
  height: 1.25rem;
}

.h-6 {
  height: 1.5rem;
}

.h-12 {
  height: 3rem;
}

.h-24 {
  height: 6rem;
}

.h-32 {
  height: 8rem;
}

.h-48 {
  height: 12rem;
}

.h-96 {
  height: 24rem;
}

.h-full {
  height: 100%;
}

.min-h-screen {
  min-height: 100vh;
}

.max-w-2xl {
  max-width: 42rem;
}

.max-w-4xl {
  max-width: 56rem;
}

.max-w-7xl {
  max-width: 80rem;
}

.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

/* Colors */
.bg-white\/90 {
  background-color: rgba(255, 255, 255, 0.9);
}

.text-white {
  color: white;
}

.text-gray-400 {
  color: #9CA3AF;
}

.text-gray-200 {
  color: #E5E7EB;
}

.border-gray-200 {
  border-color: #E5E7EB;
}

.bg-black\/50 {
  background-color: rgba(0, 0, 0, 0.5);
}

.bg-success\/10 {
  background-color: rgba(40, 167, 69, 0.1);
}

.text-success {
  color: #28A745;
}

/* Effects */
.rounded {
  border-radius: 0.25rem;
}

.rounded-md {
  border-radius: 0.375rem;
}

.rounded-lg {
  border-radius: 0.5rem;
}

.rounded-xl {
  border-radius: 0.75rem;
}

.rounded-2xl {
  border-radius: 1rem;
}

.rounded-full {
  border-radius: 9999px;
}

.border {
  border-width: 1px;
}

.border-t {
  border-top-width: 1px;
}

.border-b {
  border-bottom-width: 1px;
}

.shadow-large {
  box-shadow: 0 10px 40px -10px rgba(0, 0, 0, 0.15), 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.backdrop-blur-sm {
  backdrop-filter: blur(4px);
}

.blur-xl {
  filter: blur(24px);
}

.overflow-hidden {
  overflow: hidden;
}

.object-cover {
  object-fit: cover;
}

.cursor-pointer {
  cursor: pointer;
}

.transition-colors {
  transition: color 0.15s ease-in-out, background-color 0.15s ease-in-out, border-color 0.15s ease-in-out;
}

.transition-all {
  transition: all 0.15s ease-in-out;
}

.transition-opacity {
  transition: opacity 0.15s ease-in-out;
}

.transition-transform {
  transition: transform 0.15s ease-in-out;
}

.duration-200 {
  transition-duration: 0.2s;
}

.duration-300 {
  transition-duration: 0.3s;
}

.ease-in-out {
  transition-timing-function: ease-in-out;
}

.leading-relaxed {
  line-height: 1.625;
}

/* Hover and Group States */
.group:hover .group-hover\:opacity-100 {
  opacity: 1;
}

.group:hover .group-hover\:scale-105 {
  transform: scale(1.05);
}

.hover\:bg-accent-hover:hover {
  background-color: var(--accent-hover);
}

.opacity-0 {
  opacity: 0;
}

.opacity-100 {
  opacity: 1;
}

/* Dark Mode Styles */
.dark .dark\:bg-dark-bg-primary\/90 {
  background-color: rgba(33, 37, 41, 0.9);
}

.dark .dark\:bg-dark-bg-primary {
  background-color: var(--bg-primary);
}

.dark .dark\:bg-dark-bg-secondary {
  background-color: var(--bg-secondary);
}

.dark .dark\:text-dark-text-primary {
  color: var(--text-primary);
}

.dark .dark\:text-dark-text-secondary {
  color: var(--text-secondary);
}

.dark .dark\:text-dark-accent-primary {
  color: var(--accent-primary);
}

.dark .dark\:text-dark-accent-secondary {
  color: var(--accent-secondary);
}

.dark .dark\:border-dark-border-color {
  border-color: var(--border-color);
}

.dark .dark\:bg-dark-accent-primary\/10 {
  background-color: rgba(13, 110, 253, 0.1);
}

.dark .dark\:bg-dark-accent-secondary\/10 {
  background-color: rgba(61, 220, 132, 0.1);
}

.dark .dark\:bg-dark-accent-secondary\/20 {
  background-color: rgba(61, 220, 132, 0.2);
}

.dark .dark\:bg-dark-accent-primary\/20 {
  background-color: rgba(13, 110, 253, 0.2);
}

/* Gradients */
.bg-gradient-to-br {
  background-image: linear-gradient(to bottom right, var(--tw-gradient-stops));
}

.from-blue-500 {
  --tw-gradient-from: #3B82F6;
  --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgba(59, 130, 246, 0));
}

.to-purple-600 {
  --tw-gradient-to: #9333EA;
}

.from-green-500 {
  --tw-gradient-from: #10B981;
  --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgba(16, 185, 129, 0));
}

.to-blue-600 {
  --tw-gradient-to: #2563EB;
}

.from-purple-500 {
  --tw-gradient-from: #8B5CF6;
  --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgba(139, 92, 246, 0));
}

.to-pink-600 {
  --tw-gradient-to: #DB2777;
}

/* SVG Icons */
svg {
  fill: currentColor;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}

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

/* Print Styles */
@media print {
  .no-print {
    display: none;
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  html {
    scroll-behavior: auto;
  }
}