/* Landing — Features section
   Feature cards with staggered animations */

/* Enhanced Features with Staggered Animations */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: clamp(30px, 5vw, 40px);
  margin: clamp(60px, 10vw, 80px) 0;
}

/* .feature-card, ::before, :hover, :nth-child, h3, p — earlier definitions merged into blocks below */

/* Enhanced Features Section */
.section-header {
  text-align: center;
  margin-bottom: clamp(40px, 8vw, 60px);
  animation: fadeInUp 0.8s var(--animation-timing);
}

.section-header h2 {
  font-size: clamp(2rem, 5vw, 2.5rem);
  font-weight: 800;
  color: var(--text-color);
  margin-bottom: var(--space-4);
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.section-header p {
  font-size: var(--text-xl);
  color: var(--text-light);
  max-width: 600px;
  margin: 0 auto;
  line-height: var(--leading-relaxed);
  text-wrap: balance;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: clamp(30px, 5vw, 40px);
  margin: clamp(60px, 10vw, 80px) 0;
}

.feature-card {
  background: var(--bg-glass-strong);
  padding: clamp(30px, 5vw, 40px);
  border-radius: var(--radius-lg);
  text-align: left;
  transition: var(--transition);
  border: 1px solid color-mix(in oklch, var(--border-color) 60%, transparent);
  backdrop-filter: var(--glass-blur) var(--glass-saturate);
  -webkit-backdrop-filter: var(--glass-blur) var(--glass-saturate);
  box-shadow: var(--shadow), inset 0 1px 0 var(--bg-glass-strong);
  position: relative;
  overflow: hidden;
  animation: fadeInUp 0.8s var(--animation-timing);
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--easing);
}

@media (hover: hover) {
  .feature-card:hover::before {
    transform: scaleX(1);
  }

  .feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-elevated), inset 0 1px 0 var(--bg-glass-strong);
    border-color: color-mix(in oklch, var(--primary-color) 15%, transparent);
  }
}

.feature-card:active {
  transform: translateY(0) scale(0.99);
  transition-duration: 50ms;
}

.feature-card:focus-visible {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
  box-shadow: var(--primary-focus-ring);
}

.feature-card:nth-child(1) {
  animation-delay: 0.1s;
}

.feature-card:nth-child(2) {
  animation-delay: 0.2s;
}

.feature-card:nth-child(3) {
  animation-delay: 0.3s;
}

.feature-card:nth-child(4) {
  animation-delay: 0.4s;
}

.feature-card:nth-child(5) {
  animation-delay: 0.5s;
}

.feature-card:nth-child(6) {
  animation-delay: 0.6s;
}

.feature-icon {
  width: 70px;
  height: 70px;
  border-radius: var(--radius-lg);
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: var(--text-2xl);
  margin-bottom: var(--space-6);
  transition: var(--transition);
  box-shadow: var(--primary-shadow-sm);
}

@media (hover: hover) {
  .feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: var(--primary-shadow-lg);
  }
}

.feature-card h3 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-4);
  color: var(--text-color);
  font-weight: 700;
  letter-spacing: -0.01em;
}

.feature-card p {
  color: var(--text-light);
  line-height: var(--leading-relaxed);
  font-weight: 400;
  margin-bottom: var(--space-5);
}

.feature-benefits {
  list-style: none;
  padding: 0;
}

.feature-benefits li {
  padding: var(--space-2) 0;
  color: var(--text-color);
  font-weight: 500;
  position: relative;
  padding-left: var(--space-6);
}

.feature-benefits li::before {
  content: '\2713';
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-weight: 700;
}

/* Dark mode — Feature cards */
[data-theme="dark"] .feature-card {
  background: var(--dark-surface-bg);
  border-color: var(--dark-border);
  backdrop-filter: blur(10px);
}

[data-theme="dark"] .feature-card:hover {
  border-color: color-mix(in oklch, var(--primary-color) 30%, transparent);
}

[data-theme="dark"] .feature-card h3 {
  color: var(--text-dark-heading);
}

[data-theme="dark"] .feature-card p {
  color: var(--text-secondary);
}

[data-theme="dark"] .feature-icon {
  background: color-mix(in oklch, var(--primary-color) 20%, transparent);
  box-shadow: 0 8px 24px color-mix(in oklch, var(--primary-color) 15%, transparent);
}

[data-theme="dark"] .feature-benefits li {
  color: var(--text-secondary);
}

[data-theme="dark"] .feature-benefits li::before {
  color: var(--primary-color);
}

/* Dark mode — Section headers */
[data-theme="dark"] .section-header h2 {
  color: var(--text-dark-heading);
}

[data-theme="dark"] .section-header p {
  color: var(--text-secondary);
}