/* PackLyst Landing Site — Design Tokens mapped from designTokens.ts */
:root {
  --primary: #0EA5E9;
  --primary-light: #E0F2FE;
  --primary-dark: #0284C7;
  --accent: #F59E0B;
  --accent-light: #FEF3C7;
  --background: #F8FAFC;
  --surface: #FFFFFF;
  --surface-alt: #F1F5F9;
  --text-primary: #0F172A;
  --text-secondary: #64748B;
  --text-light: #94A3B8;
  --border: #E2E8F0;
  --error: #EF4444;
  --success: #10B981;
  --info: #3B82F6;
  --gradient-start: #E0F2FE;
  --gradient-mid: #BAE6FD;
  --gradient-end: #F0F9FF;
  --header-text: #0C4A6E;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.04);
  --shadow-md: 0 2px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 4px 14px rgba(14,165,233,0.25);
  --max-width: 1100px;
}

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

html { scroll-behavior: smooth; }

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

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

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

/* ===== NAVIGATION ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow 0.3s;
}
.nav.scrolled { box-shadow: var(--shadow-md); }

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  height: 64px;
}

.nav-logo {
  font-size: 22px;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.5px;
}
.nav-logo span { color: var(--text-primary); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  margin-left: auto;
  list-style: none;
}
.nav-links a {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--primary); }
.nav-links a.active { color: var(--primary); font-weight: 600; }

.nav-cta {
  margin-left: 16px;
  padding: 8px 20px;
  background: var(--primary);
  color: white !important;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 14px;
  transition: background 0.2s, transform 0.1s;
}
.nav-cta:hover { background: var(--primary-dark); color: white !important; transform: translateY(-1px); }

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  margin-left: auto;
}
.nav-toggle svg { width: 24px; height: 24px; stroke: var(--text-primary); }

/* ===== LAYOUT ===== */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 80px 0;
}
.section-alt {
  background: var(--surface);
}

.section-title {
  font-size: 36px;
  font-weight: 800;
  color: var(--text-primary);
  text-align: center;
  margin-bottom: 12px;
  letter-spacing: -0.5px;
}

.section-subtitle {
  font-size: 18px;
  color: var(--text-secondary);
  text-align: center;
  max-width: 600px;
  margin: 0 auto 48px;
  line-height: 1.6;
}

/* ===== HERO ===== */
.hero {
  padding: 140px 0 100px;
  background: linear-gradient(180deg, var(--gradient-start) 0%, var(--gradient-mid) 40%, var(--gradient-end) 100%);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero-title {
  font-size: 52px;
  font-weight: 800;
  color: var(--header-text);
  line-height: 1.1;
  margin-bottom: 20px;
  letter-spacing: -1px;
}

.hero-subtitle {
  font-size: 20px;
  color: var(--text-secondary);
  max-width: 540px;
  margin: 0 auto 36px;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-full);
  font-size: 16px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-primary {
  background: var(--primary);
  color: white;
  box-shadow: var(--shadow-lg);
}
.btn-primary:hover { background: var(--primary-dark); color: white; transform: translateY(-2px); }

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}
.btn-outline:hover { background: var(--primary-light); }

.btn-accent {
  background: var(--accent);
  color: white;
}
.btn-accent:hover { background: #D97706; color: white; }

/* ===== FEATURE GRID ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  text-align: center;
  transition: transform 0.2s, box-shadow 0.2s;
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  background: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}
.feature-icon svg { width: 28px; height: 28px; color: var(--primary); }

.feature-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
}

.feature-text {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ===== HOW IT WORKS (Steps) ===== */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
  position: relative;
}

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

.step-number {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--primary);
  color: white;
  font-size: 20px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.step-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}

.step-text {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ===== IMAGE PLACEHOLDER ===== */
.img-placeholder {
  background: var(--surface-alt);
  border: 2px dashed var(--border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--text-light);
  font-size: 14px;
  text-align: center;
  padding: 24px;
  min-height: 200px;
}
.img-placeholder svg {
  width: 32px;
  height: 32px;
  margin-bottom: 8px;
  opacity: 0.5;
}

/* ===== TESTIMONIALS ===== */
.testimonials {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
}

.testimonial-text {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 16px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--primary);
  font-size: 16px;
}

.testimonial-name {
  font-weight: 600;
  font-size: 14px;
}
.testimonial-role {
  font-size: 13px;
  color: var(--text-light);
}

/* ===== CTA BANNER ===== */
.cta-banner {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  border-radius: var(--radius-xl);
  padding: 56px 40px;
  text-align: center;
  color: white;
}

.cta-banner h2 {
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 12px;
}

.cta-banner p {
  font-size: 17px;
  opacity: 0.9;
  margin-bottom: 28px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.cta-banner .btn-primary {
  background: white;
  color: var(--primary);
  box-shadow: none;
}
.cta-banner .btn-primary:hover {
  background: var(--primary-light);
}

/* ===== PRICING ===== */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  max-width: 800px;
  margin: 0 auto;
}

.pricing-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 40px;
  position: relative;
  transition: transform 0.2s, box-shadow 0.2s;
}
.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.pricing-card.featured {
  border-color: var(--primary);
  border-width: 2px;
}
.pricing-card.featured::before {
  content: 'Most Popular';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: white;
  padding: 4px 16px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.pricing-name {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 4px;
}

.pricing-price {
  font-size: 40px;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 4px;
}
.pricing-price span {
  font-size: 16px;
  font-weight: 500;
  color: var(--text-light);
}

.pricing-desc {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.pricing-features {
  list-style: none;
  margin-bottom: 32px;
}
.pricing-features li {
  padding: 8px 0;
  font-size: 14px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 10px;
}
.pricing-features li::before {
  content: '';
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--success);
  flex-shrink: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'%3E%3Cpath d='M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z'/%3E%3C/svg%3E");
  background-size: 14px;
  background-repeat: no-repeat;
  background-position: center;
}

/* ===== FAQ ===== */
.faq-list {
  max-width: 700px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--border);
  padding: 20px 0;
}

.faq-question {
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.faq-question::after {
  content: '+';
  font-size: 22px;
  color: var(--text-light);
  transition: transform 0.2s;
}
.faq-item.open .faq-question::after {
  transform: rotate(45deg);
}

.faq-answer {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s, padding 0.3s;
}
.faq-item.open .faq-answer {
  max-height: 300px;
  padding-top: 12px;
}

/* ===== CONTACT FORM ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.form-group {
  margin-bottom: 20px;
}
.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
}
.form-input,
.form-textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 15px;
  color: var(--text-primary);
  background: var(--surface);
  transition: border-color 0.2s;
  font-family: inherit;
}
.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}
.form-textarea {
  min-height: 140px;
  resize: vertical;
}

.form-success {
  display: none;
  background: var(--success);
  color: white;
  padding: 16px;
  border-radius: var(--radius-md);
  font-weight: 600;
  text-align: center;
}

/* ===== ABOUT PAGE ===== */
.about-hero {
  padding: 140px 0 60px;
  background: linear-gradient(180deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
  text-align: center;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.value-card {
  padding: 28px;
  border-radius: var(--radius-lg);
  background: var(--surface);
  border: 1px solid var(--border);
}
.value-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}
.value-text {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.story-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.story-section.reverse { direction: rtl; }
.story-section.reverse > * { direction: ltr; }

/* ===== FOOTER ===== */
.footer {
  background: var(--text-primary);
  color: var(--text-light);
  padding: 60px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}

.footer-logo {
  font-size: 22px;
  font-weight: 800;
  color: white;
  margin-bottom: 12px;
}
.footer-logo span { color: var(--primary); }

.footer-desc {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.6;
  max-width: 280px;
}

.footer-heading {
  font-size: 14px;
  font-weight: 700;
  color: white;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 16px;
}

.footer-links {
  list-style: none;
}
.footer-links li { margin-bottom: 10px; }
.footer-links a {
  font-size: 14px;
  color: var(--text-light);
  transition: color 0.2s;
}
.footer-links a:hover { color: white; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: white;
    padding: 24px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-md);
    gap: 16px;
  }
  .nav-toggle { display: block; }
  .nav-cta { margin-left: 0; }

  .hero { padding: 120px 0 60px; }
  .hero-title { font-size: 32px; }
  .hero-subtitle { font-size: 17px; }

  .section { padding: 48px 0; }
  .section-title { font-size: 28px; }

  .features-grid,
  .steps,
  .testimonials,
  .values-grid { grid-template-columns: 1fr; }

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

  .story-section,
  .contact-grid { grid-template-columns: 1fr; }
  .story-section.reverse { direction: ltr; }

  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }

  .cta-banner { padding: 40px 24px; }
  .cta-banner h2 { font-size: 24px; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 28px; }
  .hero-actions { flex-direction: column; align-items: center; }
  .footer-grid { grid-template-columns: 1fr; }
}