/* CSS Variables - Design System */
:root {
  --background: hsl(0, 0%, 8%);
  --foreground: hsl(0, 0%, 100%);
  --card: hsl(0, 0%, 12%);
  --card-foreground: hsl(0, 0%, 100%);
  --primary: hsl(0, 85%, 45%);
  --primary-foreground: hsl(0, 0%, 100%);
  --secondary: hsl(0, 0%, 15%);
  --secondary-foreground: hsl(0, 0%, 100%);
  --muted: hsl(0, 0%, 18%);
  --muted-foreground: hsl(0, 0%, 65%);
  --border: hsl(0, 0%, 20%);
  --radius: 0.5rem;
}

/* Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--background);
  color: var(--foreground);
  line-height: 1.5;
  min-height: 100vh;
}

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

.hidden {
  display: none !important;
}

.text-primary {
  color: var(--primary);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 500;
  border-radius: var(--radius);
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
}

.btn-primary {
  background-color: var(--primary);
  color: var(--primary-foreground);
}

.btn-primary:hover {
  background-color: hsl(0, 85%, 40%);
}

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

.btn-secondary:hover {
  background-color: hsl(0, 0%, 20%);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 0.75rem 3rem;
  font-size: 1rem;
}

/* Header */
.header {
  background-color: var(--primary);
  padding: 1rem;
}

@media (min-width: 768px) {
  .header {
    padding: 1rem 1.5rem;
  }
}

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

.logo {
  display: flex;
  align-items: center;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-foreground);
  text-decoration: none;
}

.logo-highlight {
  background-color: var(--primary-foreground);
  color: var(--primary);
  padding: 0.25rem 0.5rem;
  border-radius: 0.25rem;
  margin-right: 0.25rem;
}

.nav-desktop {
  display: none;
  align-items: center;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .nav-desktop {
    display: flex;
  }
}

.nav-link {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
}

.nav-link:hover {
  color: var(--primary-foreground);
}

/* Language Toggle Button */
.lang-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  background-color: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 0.375rem;
  color: var(--primary-foreground);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.lang-toggle:hover {
  background-color: rgba(255, 255, 255, 0.3);
}

.lang-toggle-mobile {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.lang-toggle-mobile .lang-text {
  width: 1.5rem;
  height: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 0.25rem;
  font-size: 0.625rem;
  font-weight: 600;
}

.nav-mobile {
  display: flex;
  align-items: center;
  gap: 1rem;
}

@media (min-width: 768px) {
  .nav-mobile {
    display: none;
  }
}

.hamburger {
  background: none;
  border: none;
  color: var(--primary-foreground);
  cursor: pointer;
  padding: 0;
}

.mobile-menu {
  margin-top: 1rem;
  padding: 1rem 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.mobile-menu .nav-link {
  text-align: left;
}

@media (min-width: 768px) {
  .mobile-menu {
    display: none !important;
  }
}

/* Hero Section */
.hero {
  padding: 5rem 1.5rem;
  background-color: var(--background);
}

.hero-grid {
  display: grid;
  gap: 3rem;
  align-items: center;
  max-width: 64rem;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .hero-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.hero-title {
  font-size: 2.25rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 3rem;
  }
}

.hero-text {
  font-size: 1.125rem;
  color: var(--muted-foreground);
  margin-bottom: 1rem;
}

.hero-subtext {
  color: var(--muted-foreground);
  margin-bottom: 2rem;
}

.hero-card {
  background-color: var(--card);
  border-radius: 1rem;
  padding: 3rem;
  border: 1px solid var(--border);
}

.hero-card-content {
  text-align: center;
}

.hero-stat {
  font-size: 3rem;
  font-weight: 700;
  color: var(--primary);
}

.hero-stat-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--foreground);
}

.hero-stat-desc {
  color: var(--muted-foreground);
}

/* Features Section */
.features {
  padding: 4rem 1.5rem;
  background-color: hsl(0, 0%, 10%);
}

.features-container {
  max-width: 48rem;
}

.features-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.feature-card {
  background-color: var(--card);
  padding: 1.25rem;
  border-radius: 0.75rem;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.feature-icon {
  width: 3.5rem;
  height: 3.5rem;
  background-color: rgba(185, 28, 28, 0.2);
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--primary);
}

.feature-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--card-foreground);
}

.feature-desc {
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

/* Steps Section */
.steps {
  padding: 4rem 1.5rem;
  background-color: var(--background);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.steps .container {
  max-width: 64rem;
}

.steps-title {
  font-size: 1.875rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.steps-subtitle {
  color: var(--muted-foreground);
  margin-bottom: 2.5rem;
}

.steps-grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .steps-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.step-card {
  background-color: var(--card);
  border-radius: 0.75rem;
  padding: 1.5rem;
  border-left: 4px solid var(--primary);
}

.step-number {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 0.75rem;
}

.step-title {
  font-size: 1.125rem;
  font-weight: 600;
}

/* Contact Section */
.contact {
  padding: 4rem 1.5rem 8rem;
  background-color: var(--background);
}

.contact-container {
  max-width: 48rem;
  text-align: center;
}

.contact-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.contact-cards {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

@media (min-width: 640px) {
  .contact-cards {
    flex-direction: row;
    justify-content: center;
  }
}

.contact-card {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background-color: var(--card);
  padding: 1rem 1.5rem;
  border-radius: 0.5rem;
  border: 1px solid var(--border);
  color: var(--primary);
}

.contact-email,
.contact-phone {
  color: var(--foreground);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s ease;
}

.contact-email:hover,
.contact-phone:hover {
  color: var(--primary);
}

/* Footer */
.footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--card);
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border);
  z-index: 50;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  font-size: 0.875rem;
}

.footer-link {
  color: var(--muted-foreground);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-link:hover {
  color: var(--primary);
}

/* Page Content (About, Privacy, Terms) */
.page-content {
  padding: 4rem 1.5rem 8rem;
  background-color: var(--background);
}

.page-container {
  max-width: 48rem;
}

.page-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 2rem;
}

.content-section {
  margin-bottom: 2rem;
}

.content-section h2 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.content-section p {
  color: var(--muted-foreground);
  line-height: 1.7;
}