/* Global Variables */
:root {
  --bg-color: #000000;
  --text-primary: #ffffff;
  --text-secondary: #a1a1aa;
  --accent-blue: #3b82f6;
  --accent-cyan: #06b6d4;
  --accent-purple: #8b5cf6;
  --glass-bg: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(255, 255, 255, 0.1);
  --font-sans: 'Inter', system-ui, sans-serif;
  --font-display: 'Inter', system-ui, sans-serif;
}

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

body {
  background-color: var(--bg-color);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.2s ease;
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  display: block;
}

/* Typography Utilities */
.text-white {
  color: var(--text-primary);
}

.text-gray-300 {
  color: #d1d5db;
}

.text-gray-400 {
  color: #9ca3af;
}

.text-gray-500 {
  color: #6b7280;
}

.text-blue-500 {
  color: var(--accent-blue);
}

.text-blue-400 {
  color: #60a5fa;
}

.text-cyan-400 {
  color: #22d3ee;
}

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

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

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

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

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

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

.text-3xl {
  font-size: 1.875rem;
}

.text-4xl {
  font-size: 2.25rem;
}

.uppercase {
  text-transform: uppercase;
}

/* Layout Utilities */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.max-w-7xl {
  max-width: 80rem;
  margin-left: auto;
  margin-right: auto;
}

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

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

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

.py-20 {
  padding-top: 5rem;
  padding-bottom: 5rem;
}

.pt-20 {
  padding-top: 5rem;
}

.pb-10 {
  padding-bottom: 2.5rem;
}

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

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

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

.block {
  display: block;
}

.flex {
  display: flex;
}

.hidden {
  display: none;
}

.grid {
  display: grid;
}

.grid-cols-1 {
  grid-template-columns: repeat(1, minmax(0, 1fr));
}

.col-span-1 {
  grid-column: span 1 / span 1;
}

.gap-12 {
  gap: 3rem;
}

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

.space-x-6>*+* {
  margin-left: 1.5rem;
}

.space-y-3>*+* {
  margin-top: 0.75rem;
}

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

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

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

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

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

.w-full {
  width: 100%;
}

.w-auto {
  width: auto;
}

.h-10 {
  height: 2.5rem;
}

.h-12 {
  height: 3rem;
}

.h-20 {
  height: 5rem;
}

.fixed {
  position: fixed;
}

.top-0 {
  top: 0;
}

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

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

.shadow-lg {
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

/* Backgrounds & Borders */
.bg-black {
  background-color: #000;
}

.bg-black\/80 {
  background-color: rgba(0, 0, 0, 0.8);
}

.backdrop-blur-md {
  backdrop-filter: blur(12px);
}

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

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

.border-white\/10 {
  border-color: rgba(255, 255, 255, 0.1);
}

.border-white\/5 {
  border-color: rgba(255, 255, 255, 0.05);
}

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

.from-blue-400 {
  --tw-gradient-from: #60a5fa;
  --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgba(96, 165, 250, 0));
}

.to-cyan-400 {
  --tw-gradient-to: #22d3ee;
}

.from-blue-500 {
  --tw-gradient-from: #3b82f6;
  --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgba(59, 130, 246, 0));
}

.to-cyan-500 {
  --tw-gradient-to: #06b6d4;
}

.bg-clip-text {
  -webkit-background-clip: text;
  background-clip: text;
}

.text-transparent {
  color: transparent;
}

/* Responsive adjustments */
@media (min-width: 768px) {
  .md\:flex {
    display: flex;
  }

  .md\:grid-cols-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .md\:col-span-1 {
    grid-column: span 1 / span 1;
  }

  .md\:flex-row {
    flex-direction: row;
  }

  .md\:mt-0 {
    margin-top: 0;
  }

  .hidden.md\:flex {
    display: flex !important;
  }
}