/* ===================================
   Seamly Website Styles
   Color Scheme: Playful Purple
   =================================== */

/* CSS Reset & Variables */
:root {
  --color-primary: #8B5CF6;
  --color-secondary: #3B82F6;
  --color-text: #1F2937;
  --color-background: #FFFFFF;
  --color-light: #F9FAFB;
  --color-border: #E5E7EB;
  --gradient-purple: linear-gradient(135deg, #8B5CF6 0%, #3B82F6 100%);

  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;

  --border-radius: 0.5rem;
  --border-radius-lg: 1rem;

  --max-width: 1200px;
}

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

/* Typography */
html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-background);
}

h1, h2, h3, h4, h5, h6 {
  line-height: 1.2;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.5rem;
}

h4 {
  font-size: 1.25rem;
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: var(--color-secondary);
  text-decoration: underline;
}

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

/* Container */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* Header & Navigation */
header {
  background: var(--color-background);
  border-bottom: 1px solid var(--color-border);
  padding: var(--spacing-md) 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

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

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  background: var(--gradient-purple);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  gap: var(--spacing-md);
  list-style: none;
}

.nav-links a {
  color: var(--color-text);
  font-weight: 500;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius);
  transition: background-color 0.3s ease, color 0.3s ease;
  text-decoration: none;
}

.nav-links a:hover {
  background-color: var(--color-light);
  text-decoration: none;
}

/* Hero Section */
.hero {
  text-align: center;
  padding: var(--spacing-2xl) 0;
  background: var(--gradient-purple);
  color: white;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
}

.hero p {
  font-size: 1.25rem;
  opacity: 0.95;
  max-width: 600px;
  margin: 0 auto var(--spacing-lg);
}

/* Sections */
section {
  padding: var(--spacing-xl) 0;
}

section h2 {
  text-align: center;
  margin-bottom: var(--spacing-lg);
  color: var(--color-primary);
}

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

.card {
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 30px rgba(139, 92, 246, 0.2);
}

.card h3 {
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.card p {
  color: var(--color-text);
  margin-bottom: var(--spacing-md);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  background: var(--gradient-purple);
  color: white;
  border-radius: var(--border-radius);
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  border: none;
  text-decoration: none;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(139, 92, 246, 0.3);
  text-decoration: none;
  color: white;
}

.btn-secondary {
  background: white;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

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

/* Footer */
footer {
  background: var(--color-light);
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-xl) 0 var(--spacing-lg);
  margin-top: var(--spacing-2xl);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.footer-section h4 {
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: var(--spacing-xs);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border);
  color: #6B7280;
  font-size: 0.875rem;
}

/* Content Pages */
.content-page {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-md);
}

.content-page h1 {
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
  border-bottom: 3px solid var(--color-primary);
  padding-bottom: var(--spacing-sm);
}

.content-page h2 {
  color: var(--color-secondary);
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
  text-align: left;
}

.content-page h3 {
  color: var(--color-text);
  margin-top: var(--spacing-md);
  margin-bottom: var(--spacing-xs);
  text-align: left;
}

.content-page ul, .content-page ol {
  margin-left: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
}

.content-page li {
  margin-bottom: var(--spacing-xs);
}

.last-updated {
  color: #6B7280;
  font-style: italic;
  margin-bottom: var(--spacing-lg);
}

/* FAQ Section */
.faq-item {
  margin-bottom: var(--spacing-lg);
  padding: var(--spacing-md);
  background: var(--color-light);
  border-radius: var(--border-radius);
  border-left: 4px solid var(--color-primary);
}

.faq-item h3 {
  color: var(--color-primary);
  margin-bottom: var(--spacing-xs);
}

/* Contact Section */
.contact-info {
  background: var(--gradient-purple);
  color: white;
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-lg);
  text-align: center;
  margin: var(--spacing-lg) 0;
}

.contact-info a {
  color: white;
  font-weight: 600;
  font-size: 1.125rem;
  text-decoration: underline;
}

.contact-info a:hover {
  opacity: 0.9;
}

/* App Badge */
.app-badge {
  display: inline-block;
  margin: var(--spacing-md) 0;
}

.app-badge img {
  height: 50px;
  width: auto;
}

/* Responsive Design */
@media (max-width: 768px) {
  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero p {
    font-size: 1rem;
  }

  .nav-links {
    gap: var(--spacing-sm);
  }

  .cards-grid {
    grid-template-columns: 1fr;
  }

  .footer-content {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .nav-links {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-xs);
  }

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

  .hero {
    padding: var(--spacing-xl) 0;
  }
}

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

.mt-lg {
  margin-top: var(--spacing-lg);
}

.mb-lg {
  margin-bottom: var(--spacing-lg);
}

.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;
}