:root {
  --color-primary: #1a1a1a;
  --color-secondary: #e5e5e5;
  --color-background: #ffffff;
  --color-footer-bg: #f5f5f5;
  --color-button: #333333;
  --color-section-1: #ffffff;
  --color-section-2: #f9f9f9;
  
  --font-family-main: 'Inter', system-ui, -apple-system, sans-serif;
  --font-family-accent: 'Inter', system-ui, -apple-system, sans-serif;
  
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  
  --radius-sm: 2px;
  --radius-md: 4px;
  
  --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);
}

body {
  font-family: var(--font-family-main);
  background-color: var(--color-background);
  color: var(--color-primary);
  line-height: 1.6;
  margin: 0;
  padding: 0;
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-accent);
  font-weight: 700;
  line-height: 1.2;
  margin-top: 0;
  margin-bottom: var(--spacing-sm);
  letter-spacing: -0.02em;
}

h1 {
  font-size: 2.5rem;
  letter-spacing: -0.03em;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.5rem;
}

p {
  margin-bottom: var(--spacing-sm);
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--color-button);
}

/* Layout Components */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section {
  padding: var(--spacing-lg) 0;
}

.section-bg-alt {
  background-color: var(--color-section-2);
}

/* Header */
.header {
  background-color: var(--color-background);
  border-bottom: 1px solid var(--color-secondary);
  padding: var(--spacing-sm) 0;
  position: sticky;
  top: 0;
  z-index: 10;
}

.header__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header__logo {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-primary);
}

.header__nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: var(--spacing-md);
}

.header__nav a {
  font-size: 0.95rem;
  font-weight: 500;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: center;
  line-height: 1.4;
}

.btn-primary {
  background-color: var(--color-button);
  color: #ffffff;
  border-color: var(--color-button);
}

.btn-primary:hover {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  opacity: 0.9; 
}

.btn-primary:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-secondary);
}

.btn-secondary:hover {
  background-color: var(--color-secondary);
  border-color: var(--color-secondary);
}

/* Cards */
.card {
  background-color: var(--color-background);
  border: 1px solid var(--color-secondary);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

/* Hero Section specific styling for uniqueness */
.hero {
  background-color: var(--color-background);
  padding: var(--spacing-lg) 0;
  text-align: center;
}

.hero h1 {
  font-size: 3rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.hero p {
  font-size: 1.125rem;
  color: #555; 
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: var(--spacing-md);
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

/* Form Elements */
.form-group {
  margin-bottom: var(--spacing-sm);
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  font-size: 0.9rem;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--color-secondary);
  border-radius: var(--radius-sm);
  font-family: var(--font-family-main);
  font-size: 1rem;
  background-color: #ffffff;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(26, 26, 26, 0.1);
}

/* Footer */
.footer {
  background-color: var(--color-footer-bg);
  padding: var(--spacing-md) 0;
  border-top: 1px solid var(--color-secondary);
  font-size: 0.9rem;
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.footer__text {
  color: #666;
}

/* Media Queries */
@media (max-width: 768px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.75rem; }
  
  .header__nav ul {
    gap: var(--spacing-sm);
  }
  
  .hero h1 { font-size: 2.25rem; }
  
  .footer__inner {
    flex-direction: column;
    text-align: center;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
}

/* Unique Decorative Element: Subtle Accent Lines */
.accent-line {
  width: 60px;
  height: 3px;
  background-color: var(--color-primary);
  margin: 0 auto var(--spacing-sm);
}


/* Cookie Banner Additional Styles for Tailwind */
.cookie-banner-hover-effect:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

@media (prefers-reduced-motion: reduce) {
    .cookie-banner-hover-effect:hover {
        transform: none;
    }
}