/* Betty Offers — Curated Savings Guide */
/* CRO & UX optimized: clear hierarchy, trust signals, conversion paths */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700&family=Fraunces:ital,opsz,wght@0,9..144,600;0,9..144,700;1,9..144,500&display=swap');

:root {
  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-primary-light: #3b82f6;
  --color-success: #059669;
  --color-bg: #f8fafc;
  --color-bg-alt: #f1f5f9;
  --color-surface: #ffffff;
  --color-text: #1e293b;
  --color-text-muted: #64748b;
  --color-border: #e2e8f0;
  --color-accent: #0ea5e9;
  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'DM Sans', -apple-system, sans-serif;
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.05);
  --transition: 0.2s ease;
}

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

html {
  scroll-behavior: smooth;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition);
}

/* Skip link for accessibility */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-primary);
  color: white;
  z-index: 9999;
  border-radius: var(--radius-sm);
  font-weight: 600;
  transition: top var(--transition);
}
.skip-link:focus { top: var(--space-md); }

/* Header - sticky for CRO */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-md) var(--space-lg);
  gap: var(--space-lg);
}

.logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
}

.nav-main {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
  list-style: none;
}

.nav-main a {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--color-text);
}
.nav-main a:hover { color: var(--color-primary); }

/* CTA button - high visibility */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.75rem 1.5rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  text-align: center;
}

.btn--primary {
  background: var(--color-primary);
  color: white;
  box-shadow: 0 2px 4px rgba(37, 99, 235, 0.3);
}
.btn--primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(37, 99, 235, 0.35);
}

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

.btn--success {
  background: var(--color-success);
  color: white;
}
.btn--success:hover { filter: brightness(1.05); }

/* Hero - value prop above fold */
.hero {
  background: linear-gradient(135deg, #eff6ff 0%, #f0f9ff 100%);
  padding: var(--space-3xl) var(--space-lg);
  text-align: center;
  border-bottom: 1px solid var(--color-border);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-xs) var(--space-md);
  background: rgba(37, 99, 235, 0.1);
  color: var(--color-primary);
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-lg);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text);
  max-width: 20ch;
  margin: 0 auto var(--space-md);
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  max-width: 42ch;
  margin: 0 auto var(--space-xl);
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  justify-content: center;
  margin-bottom: var(--space-xl);
}

/* Trust bar - social proof */
.trust-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-border);
}

.trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.trust-item strong { color: var(--color-text); }

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

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

.section-header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.section-subtitle {
  color: var(--color-text-muted);
  max-width: 50ch;
  margin: 0 auto;
}

/* Category cards - scannable grid */
.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-lg);
}

.category-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
  display: block;
  text-align: center;
  box-shadow: var(--shadow-sm);
}

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

.category-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--space-md);
  background: linear-gradient(135deg, #eff6ff, #f0f9ff);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.category-card h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.category-card p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* Offer cards - CRO optimized */
.offers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-lg);
}

.offer-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}

.offer-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
}

.offer-image {
  aspect-ratio: 16/10;
  object-fit: cover;
  background: var(--color-bg-alt);
}

.offer-content {
  padding: var(--space-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.offer-badge {
  display: inline-block;
  padding: 2px 8px;
  background: #dcfce7;
  color: var(--color-success);
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  width: fit-content;
  margin-bottom: var(--space-sm);
}

.offer-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
  line-height: 1.3;
}

.offer-card p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  flex: 1;
  margin-bottom: var(--space-md);
}

.offer-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* How it works - clear steps */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-xl);
  counter-reset: step;
}

.step {
  text-align: center;
  position: relative;
}

.step::before {
  counter-increment: step;
  content: counter(step);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  margin: 0 auto var(--space-md);
  background: var(--color-primary);
  color: white;
  font-weight: 700;
  font-size: 1.25rem;
  border-radius: 50%;
}

.step h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.step p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* Testimonials - social proof */
.testimonials {
  background: var(--color-bg-alt);
}

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
}

.testimonial-card {
  background: var(--color-surface);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.testimonial-card blockquote {
  font-size: 1rem;
  line-height: 1.6;
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.testimonial-card cite {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  font-style: normal;
}

/* Newsletter - lead capture */
.newsletter {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: white;
  padding: var(--space-3xl) var(--space-lg);
  text-align: center;
}

.newsletter .section-title { color: white; }
.newsletter .section-subtitle { color: rgba(255,255,255,0.9); }

.newsletter-form {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  max-width: 480px;
  margin: var(--space-xl) auto 0;
  justify-content: center;
}

.newsletter-form input {
  flex: 1;
  min-width: 200px;
  padding: 0.875rem 1.25rem;
  font-size: 1rem;
  border: none;
  border-radius: var(--radius-md);
}

.newsletter-form button {
  padding: 0.875rem 1.5rem;
  background: white;
  color: var(--color-primary);
  font-weight: 600;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition);
}
.newsletter-form button:hover { transform: scale(1.02); }

/* FAQ - accordion for UX */
.faq-list { max-width: 720px; margin: 0 auto; }

.faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: var(--space-lg);
  text-align: left;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background var(--transition);
}

.faq-question:hover { background: var(--color-bg); }

.faq-question::after {
  content: '+';
  font-size: 1.25rem;
  color: var(--color-primary);
  transition: transform var(--transition);
}

.faq-item.active .faq-question::after { transform: rotate(45deg); }

.faq-answer {
  padding: 0 var(--space-lg) var(--space-lg);
  display: none;
}

.faq-item.active .faq-answer { display: block; }

.faq-answer p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Footer */
.site-footer {
  background: var(--color-text);
  color: rgba(255,255,255,0.8);
  padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-brand .logo { color: white; margin-bottom: var(--space-sm); }
.footer-brand p { font-size: 0.9rem; }

.footer-nav h4 {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: white;
  margin-bottom: var(--space-md);
}

.footer-nav ul { list-style: none; }
.footer-nav li { margin-bottom: var(--space-sm); }
.footer-nav a {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.8);
}
.footer-nav a:hover { color: white; }

.footer-bottom {
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255,255,255,0.2);
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
}

/* Page header */
.page-hero {
  background: var(--color-bg-alt);
  padding: var(--space-2xl) var(--space-lg);
  text-align: center;
  border-bottom: 1px solid var(--color-border);
}

.page-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.page-hero p {
  color: var(--color-text-muted);
  max-width: 50ch;
  margin: 0 auto;
}

/* Content sections */
.content-section {
  padding: var(--space-2xl) 0;
}

.content-section h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--space-md);
}

.content-section p {
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.content-section ul {
  margin: var(--space-md) 0;
  padding-left: 1.5rem;
}

.content-section li { margin-bottom: var(--space-sm); }

/* Contact form */
.contact-form {
  max-width: 560px;
  margin: 0 auto;
}

.form-group { margin-bottom: var(--space-lg); }

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: var(--space-sm);
  font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.form-group textarea { min-height: 140px; resize: vertical; }

/* Mobile nav */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  padding: var(--space-sm);
}

@media (max-width: 768px) {
  .nav-toggle { display: block; }
  .nav-main {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: var(--space-lg);
    border-bottom: 1px solid var(--color-border);
  }
  .nav-main.open { display: flex; }
  .hero-cta { flex-direction: column; }
  .trust-bar { flex-direction: column; }
}