/* Main CSS file - contains base styles and variables */

/* CSS Variables for consistent theming */
:root {
  /* Colors */
  --background: #f8fafc;
  --foreground: #0f172a;
  --card: #ffffff;
  --card-foreground: #0f172a;
  --popover: #ffffff;
  --popover-foreground: #0f172a;
  --primary: #0ea5e9;
  --primary-foreground: #f1f5f9;
  --secondary: #334155;
  --secondary-foreground: #f1f5f9;
  --muted: #f1f5f9;
  --muted-foreground: #64748b;
  --accent: #dbeafe;
  --accent-foreground: #0f172a;
  --destructive: #ef4444;
  --destructive-foreground: #f1f5f9;
  --border: #cbd5e1;
  --input: #cbd5e1;
  --ring: #0ea5e9;
  
  /* Fonts */
  --font-sans: 'Inter', system-ui, sans-serif;
  
  /* Radius */
  --radius: 0.5rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  
  /* Transitions */
  --transition: all 0.2s ease-in-out;
}

/* Dark mode variables */
.dark {
  --background: #020817;
  --foreground: #f1f5f9;
  --card: #020817;
  --card-foreground: #f1f5f9;
  --popover: #020817;
  --popover-foreground: #f1f5f9;
  --primary: #0ea5e9;
  --primary-foreground: #020817;
  --secondary: #334155;
  --secondary-foreground: #f1f5f9;
  --muted: #1e293b;
  --muted-foreground: #94a3b8;
  --accent: #1e293b;
  --accent-foreground: #f1f5f9;
  --destructive: #7f1d1d;
  --destructive-foreground: #f1f5f9;
  --border: #1e293b;
  --input: #1e293b;
  --ring: #0ea5e9;
}

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

html, body {
  max-width: 100%;
  overflow-x: hidden;
}

body {
  font-family: var(--font-sans);
  background-color: var(--background);
  color: var(--foreground);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
}

/* Links and buttons */
a, button {
  cursor: pointer;
  transition: var(--transition);
}

/* Images */
img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Utility classes */
.hidden {
  display: none !important;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Focus styles */
button:focus-visible,
a:focus-visible {
  outline: 2px solid var(--ring);
  outline-offset: 2px;
}

/* Scroll behavior */
html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px; /* Height of fixed navigation */
}

/* Container */
.container {
  width: 100%;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1rem;
  padding-right: 1rem;
}

/* Grid system */
.grid {
  display: grid;
}

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

.grid-cols-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-cols-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

.gap-4 {
  gap: 1rem;
}

.gap-6 {
  gap: 1.5rem;
}

.gap-8 {
  gap: 2rem;
}

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

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

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

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

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

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

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

.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;
}

/* Text alignment */
.text-center {
  text-align: center;
}

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

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

/* Brand logos carousel animation */
@keyframes scroll {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

.animate-scroll {
  /* Animation now handled directly in brands-track class */
}

/* Responsive breakpoints */
@media (min-width: 640px) {
  .sm\:grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  
  .sm\:px-6 {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }
}

@media (min-width: 768px) {
  .md\:grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  
  .md\:grid-cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  
  .md\:grid-cols-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  
  .md\:hidden {
    display: none;
  }
  
  .md\:block {
    display: block;
  }
  
  .md\:flex {
    display: flex;
  }
  
  .md\:px-8 {
    padding-left: 2rem;
    padding-right: 2rem;
  }
}

@media (min-width: 1024px) {
  .lg\:grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  
  .lg\:px-8 {
    padding-left: 2rem;
    padding-right: 2rem;
  }
}