/* Landing Page specific styles */
body {
  background-color: var(--surface);
}

.landing-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  padding: 16px 5%;
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header-nav {
  display: flex;
  gap: 32px;
  align-items: center;
}

.nav-link {
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.95rem;
}

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

.header-actions {
  display: flex;
  gap: 16px;
  align-items: center;
}

.hero-section {
  padding: 80px 5%;
  background: radial-gradient(circle at 15% 10%, rgba(155,53,255,.18), transparent 28%), radial-gradient(circle at 85% 0%, rgba(29,107,255,.18), transparent 30%), linear-gradient(180deg, var(--brand-50) 0%, var(--surface) 100%);
  overflow: hidden;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.hero-content h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
  line-height: 1.1;
  color: var(--text-primary);
}

.hero-content p {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 32px;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  gap: 16px;
  align-items: center;
  margin-bottom: 24px;
}

.hero-actions .btn {
  padding: 14px 28px;
  font-size: 1.125rem;
}

.hero-trust {
  display: flex;
  gap: 16px;
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.hero-trust span {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* Mockup */
.hero-mockup {
  position: relative;
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transform: rotate(2deg);
}

.mockup-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border);
  padding-bottom: 16px;
}

.mockup-msg {
  padding: 12px 16px;
  border-radius: var(--radius-lg);
  max-width: 85%;
  font-size: 0.95rem;
}

.msg-in {
  background-color: var(--gray-100);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}

.msg-out {
  background-color: var(--brand-50);
  color: var(--brand-900);
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}

.mockup-product {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  align-self: flex-end;
  max-width: 85%;
}

.mockup-product-img {
  background-color: var(--gray-100);
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-400);
}

.mockup-product-info {
  padding: 12px;
}

/* Trust Bar */
.trust-bar {
  padding: 40px 5%;
  border-bottom: 1px solid var(--border);
}

.trust-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-secondary);
  font-weight: 500;
}

.trust-item i {
  color: var(--brand-500);
}

/* Section Common */
.section {
  padding: 96px 5%;
}

.section-container {
  max-width: 1200px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
}

/* Grid Layouts */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
}

/* Feature Card */
.feature-card {
  padding: 32px;
  border-radius: var(--radius-lg);
  background-color: var(--surface);
  border: 1px solid var(--border);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background-color: var(--brand-50);
  color: var(--brand-600);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

/* Demo Sequence */
.demo-sequence {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  overflow-x: auto;
  padding: 24px 0;
}

.demo-step {
  flex: 1;
  min-width: 200px;
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
  text-align: center;
  position: relative;
}

.demo-step::after {
  content: '';
  position: absolute;
  right: -24px;
  top: 50%;
  transform: translateY(-50%);
  width: 24px;
  height: 2px;
  background-color: var(--border);
  z-index: -1;
}

.demo-step:last-child::after {
  display: none;
}

/* Pricing */
.pricing-card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
}

.pricing-card.recommended {
  border-color: var(--brand-500);
  box-shadow: var(--shadow-xl);
  transform: scale(1.05);
  background-color: var(--brand-50);
}

.pricing-card.recommended .btn {
  background-color: var(--brand-600);
  color: white;
}

.price {
  font-size: 3rem;
  font-weight: 800;
  margin: 16px 0;
  color: var(--text-primary);
}

.pricing-features {
  margin: 32px 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
  flex: 1;
}

.pricing-features li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.95rem;
}

.pricing-features i {
  color: var(--brand-500);
  flex-shrink: 0;
}

/* FAQ */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--border);
  padding: 24px 0;
}

.faq-question {
  font-weight: 600;
  font-size: 1.125rem;
  margin-bottom: 8px;
}

.faq-answer {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Footer */
.landing-footer {
  border-top: 1px solid var(--border);
  padding: 64px 5% 32px;
  background-color: var(--gray-50);
}

.footer-top {
  max-width: 1200px;
  margin: 0 auto 64px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 32px;
}

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  border-top: 1px solid var(--border);
  padding-top: 32px;
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.875rem;
}

@media (max-width: 768px) {
  .hero-container {
    grid-template-columns: 1fr;
  }
  
  .pricing-card.recommended {
    transform: none;
  }
  
  .header-nav {
    display: none;
  }
}