/* Base Styles */

:root {
  /* Colors */
  --color-brand-blue: #4A89DC;
  --color-brand-orange: #FF5722;
  --color-brand-light-blue: #4A89DC;
  --color-brand-dark-blue: #1E3A8A;
  --color-brand-light-gray: #F5F7FA;
  --color-brand-dark-gray: #373F51;
  
  /* Neutral colors */
  --color-white: #FFFFFF;
  --color-black: #000000;
  --color-gray-100: #F9FAFB;
  --color-gray-200: #F5F7FA;
  --color-gray-300: #E5E7EB;
  --color-gray-400: #D1D5DB;
  --color-gray-500: #9CA3AF;
  --color-gray-600: #6B7280;
  --color-gray-700: #4B5563;
  --color-gray-800: #374151;
  --color-gray-900: #1F2937;
  
  /* Typography */
  --font-family-primary: 'Montserrat', sans-serif;
  --font-family-secondary: 'Poppins', sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  --spacing-4xl: 6rem;
  
  /* Border radius */
  --border-radius-sm: 0.25rem;
  --border-radius-md: 0.5rem;
  --border-radius-lg: 0.75rem;
  --border-radius-xl: 1rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-glass: 0 8px 32px 0 rgba(31, 38, 135, 0.17);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Container */
  --container-max-width: 1400px;
  --container-padding: 2rem;
}

/* Base Elements */
*, *::before, *::after {
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-family-primary);
  font-size: 1rem;
  line-height: 1.5;
  color: var(--color-gray-800);
  background-color: var(--color-white);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-secondary);
  font-weight: 700;
  line-height: 1.2;
  margin-top: 0;
  margin-bottom: 1rem;
  color: var(--color-gray-900);
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.5rem;
}

h4 {
  font-size: 1.25rem;
}

h5 {
  font-size: 1.125rem;
}

h6 {
  font-size: 1rem;
}

p {
  margin-top: 0;
  margin-bottom: 1rem;
}

a {
  color: var(--color-brand-blue);
  text-decoration: none;
  transition: color var(--transition-normal);
}

a:hover {
  color: var(--color-brand-orange);
}

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

button {
  cursor: pointer;
  border: none;
  background: none;
  padding: 0;
  font-family: inherit;
}

ul, ol {
  padding-left: 1.5rem;
  margin-top: 0;
  margin-bottom: 1rem;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

/* Utility Classes */
.text-center {
  text-align: center;
}

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

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

.hidden {
  display: none !important;
}

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

/* Section Styles */
section {
  padding: var(--spacing-3xl) 0;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -0.5rem;
  left: 0;
  width: 33%;
  height: 0.25rem;
  background-color: var(--color-brand-orange);
  border-radius: 9999px;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--color-gray-600);
  margin-bottom: 2.5rem;
}

.section-header {
  text-align: center;
  max-width: 48rem;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 3rem;
}

/* Logo Highlight */
.logo-highlight {
  color: var(--color-brand-orange);
}