/* Open Source Systems - Modern Tech Theme */

:root {
  /* Dark Tech Color Palette */
  --primary-dark: #0A0E27;
  --secondary-dark: #151B3B;
  --accent-cyan: #00D9FF;
  --accent-green: #00FF88;
  --accent-purple: #B24BF3;
  --accent-orange: #FF6B35;
  --tech-blue: #0066FF;
  --dark-gray: #1A1F3A;
  --mid-gray: #2D3550;
  --light-gray: #E5E7EB;
  --text-light: #F9FAFB;
  --text-gray: #9CA3AF;
  --code-bg: #1E293B;
}

/* Global Styles */
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--primary-dark);
  color: var(--text-light);
  line-height: 1.7;
}

/* Typography */
h1, h2, h3, h4, h5, h6,
.f1, .f2, .f3, .f4, .f5, .f6 {
  font-family: 'Space Grotesk', 'Poppins', sans-serif;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-light);
}

h1, .f1 {
  font-size: 3.5rem !important;
  line-height: 1.1 !important;
  background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-green) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

h2, .f2 {
  font-size: 2.5rem !important;
  line-height: 1.2 !important;
  color: var(--accent-cyan);
}

h3, .f3 {
  font-size: 1.875rem !important;
  line-height: 1.3 !important;
  color: var(--text-light);
}

/* Wide Content Layout */
.mw7, .mw8, .mw9 {
  max-width: 1400px !important;
}

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

/* Hero Section */
.cover {
  background-size: cover;
  background-position: center;
  position: relative;
  min-height: 600px;
}

.cover::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg,
    rgba(10, 14, 39, 0.95) 0%,
    rgba(21, 27, 59, 0.90) 50%,
    rgba(0, 102, 255, 0.3) 100%);
  z-index: 1;
}

.cover > * {
  position: relative;
  z-index: 2;
}

.cover .cover-body {
  max-width: 1200px !important;
  margin: 0 auto;
  padding: 5rem 2rem !important;
}

.cover h1,
.cover .f2,
.cover .f3 {
  max-width: 100% !important;
  text-shadow: 2px 4px 8px rgba(0, 0, 0, 0.5);
}

/* Navigation */
nav {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--secondary-dark) 100%) !important;
  border-bottom: 2px solid var(--accent-cyan);
  box-shadow: 0 4px 12px rgba(0, 217, 255, 0.1);
}

nav a {
  color: var(--text-light) !important;
  font-weight: 500;
  transition: all 0.3s ease;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 0.875rem;
  position: relative;
}

nav a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-green));
  transition: width 0.3s ease;
}

nav a:hover::after {
  width: 100%;
}

nav a:hover {
  color: var(--accent-cyan) !important;
  transform: translateY(-1px);
}

.site-title,
nav h1 a {
  font-size: 1.5rem !important;
  font-weight: 700 !important;
  background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-green) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-transform: none !important;
}

/* Content Areas */
.main-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 3rem 2rem;
  background: var(--primary-dark);
}

article {
  max-width: 1200px !important;
  margin: 0 auto;
  background: var(--secondary-dark);
  padding: 3rem;
  border-radius: 16px;
  border: 1px solid var(--mid-gray);
}

/* Service Cards Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  margin: 3rem 0;
}

.service-card {
  background: linear-gradient(135deg, var(--secondary-dark) 0%, var(--dark-gray) 100%);
  padding: 2.5rem;
  border-radius: 16px;
  border: 1px solid var(--mid-gray);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-green));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

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

.service-card:hover {
  transform: translateY(-8px);
  border-color: var(--accent-cyan);
  box-shadow: 0 12px 32px rgba(0, 217, 255, 0.2);
}

.service-card h3 {
  color: var(--accent-cyan) !important;
  margin-bottom: 1rem;
  font-size: 1.5rem !important;
}

.service-card p {
  color: var(--text-gray);
  line-height: 1.7;
}

/* Tech Icons/Badges */
.tech-badge {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: var(--code-bg);
  border: 1px solid var(--mid-gray);
  border-radius: 8px;
  color: var(--accent-green);
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 0.875rem;
  margin: 0.25rem;
  transition: all 0.3s ease;
}

.tech-badge:hover {
  border-color: var(--accent-cyan);
  background: var(--secondary-dark);
  transform: scale(1.05);
}

/* Buttons & CTAs */
.btn,
.cta-button {
  background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--tech-blue) 100%);
  color: #fff !important;
  padding: 1rem 2.5rem;
  border-radius: 8px;
  font-weight: 600;
  display: inline-block;
  transition: all 0.3s ease;
  box-shadow: 0 4px 16px rgba(0, 217, 255, 0.3);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 0.875rem;
  border: none;
  cursor: pointer;
}

.btn:hover,
.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 217, 255, 0.4);
  background: linear-gradient(135deg, var(--accent-green) 0%, var(--accent-cyan) 100%);
}

.btn-secondary {
  background: transparent;
  border: 2px solid var(--accent-cyan);
  color: var(--accent-cyan) !important;
  box-shadow: none;
}

.btn-secondary:hover {
  background: var(--accent-cyan);
  color: var(--primary-dark) !important;
}

/* Feature List */
.feature-list {
  list-style: none;
  padding: 0;
}

.feature-list li {
  padding: 1rem 0;
  border-bottom: 1px solid var(--mid-gray);
  display: flex;
  align-items: start;
}

.feature-list li::before {
  content: "✓";
  color: var(--accent-green);
  font-weight: bold;
  font-size: 1.5rem;
  margin-right: 1rem;
  flex-shrink: 0;
}

.feature-list li:last-child {
  border-bottom: none;
}

/* Code Blocks */
code, pre {
  background: var(--code-bg);
  color: var(--accent-green);
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  border-radius: 6px;
  padding: 0.25rem 0.5rem;
  border: 1px solid var(--mid-gray);
}

pre {
  padding: 1.5rem;
  overflow-x: auto;
  margin: 2rem 0;
}

/* Links */
a {
  color: var(--accent-cyan);
  text-decoration: none;
  transition: all 0.2s ease;
}

a:hover {
  color: var(--accent-green);
  text-decoration: underline;
}

/* Section Backgrounds */
.bg-dark {
  background: var(--secondary-dark) !important;
}

.bg-darker {
  background: var(--primary-dark) !important;
}

.bg-gradient {
  background: linear-gradient(135deg, var(--secondary-dark) 0%, var(--dark-gray) 100%);
}

/* Accent Borders */
.border-accent {
  border-left: 4px solid var(--accent-cyan) !important;
  padding-left: 2rem !important;
}

/* Section Dividers */
hr {
  border: 0;
  height: 2px;
  background: linear-gradient(90deg,
    transparent,
    var(--accent-cyan),
    var(--accent-green),
    transparent);
  margin: 4rem 0;
}

/* Blockquotes */
blockquote {
  border-left: 4px solid var(--accent-purple);
  background: var(--code-bg);
  padding: 1.5rem 2rem;
  margin: 2rem 0;
  border-radius: 0 8px 8px 0;
  font-style: italic;
  color: var(--text-gray);
}

/* Footer */
footer {
  background: linear-gradient(135deg, var(--primary-dark) 0%, #000 100%);
  border-top: 2px solid var(--accent-cyan);
  color: var(--text-gray);
  padding: 3rem 2rem;
  margin-top: 4rem;
}

footer a {
  color: var(--accent-cyan);
}

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

/* Why Open Source Section */
.why-open-source-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin: 3rem 0;
}

.benefit-card {
  background: var(--dark-gray);
  padding: 2rem;
  border-radius: 12px;
  border: 1px solid var(--mid-gray);
  transition: all 0.3s ease;
}

.benefit-card:hover {
  border-color: var(--accent-green);
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 255, 136, 0.15);
}

.benefit-card h3::before {
  content: ">";
  color: var(--accent-cyan);
  margin-right: 0.5rem;
  font-family: 'JetBrains Mono', monospace;
}

/* Animated Background Effect */
@keyframes pulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 0.6; }
}

.tech-pattern {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    repeating-linear-gradient(0deg, rgba(0, 217, 255, 0.03) 0px, transparent 1px, transparent 40px),
    repeating-linear-gradient(90deg, rgba(0, 217, 255, 0.03) 0px, transparent 1px, transparent 40px);
  pointer-events: none;
  z-index: 0;
  animation: pulse 4s ease-in-out infinite;
}

/* Ensure content is above pattern */
nav, article, .main-content, footer {
  position: relative;
  z-index: 1;
}

/* Responsive */
@media screen and (max-width: 768px) {
  h1, .f1 {
    font-size: 2.5rem !important;
  }

  h2, .f2 {
    font-size: 2rem !important;
  }

  .services-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .cover .cover-body {
    padding: 3rem 1rem !important;
  }

  article {
    padding: 2rem 1.5rem;
  }
}

/* Scrollbar Styling */
::-webkit-scrollbar {
  width: 12px;
}

::-webkit-scrollbar-track {
  background: var(--primary-dark);
}

::-webkit-scrollbar-thumb {
  background: var(--mid-gray);
  border-radius: 6px;
}

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

/* Selection */
::selection {
  background: var(--accent-cyan);
  color: var(--primary-dark);
}