/* Features Section */
.features-section {
  padding: 100px 0;
  background: var(--color-bg-secondary, #0a0a0a);
}

.features-header {
  text-align: center;
  max-width: 900px;
  margin: 0 auto 60px;
}

.features-tagline {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-primary, #6366f1);
  margin-bottom: 16px;
}

.features-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-text-primary, #ffffff);
  margin-bottom: 20px;
  line-height: 1.2;
}

.features-subtitle {
  font-size: 1.125rem;
  color: var(--color-text-secondary, #a1a1aa);
  line-height: 1.7;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.feature-card {
  background: var(--color-bg-card, #18181b);
  border: 1px solid var(--color-border, #27272a);
  border-radius: 16px;
  padding: 40px 30px;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
  position: relative;
  overflow: hidden;
}

/* Pierwsza karta - niebieski/fioletowy */
.feature-card:nth-child(1) {
  border-top: 3px solid #6366f1;
  box-shadow: 0 10px 30px rgba(99, 102, 241, 0.15),
              0 0 60px rgba(99, 102, 241, 0.1);
}

.feature-card:nth-child(1):hover {
  border-color: #6366f1;
  box-shadow: 0 20px 50px rgba(99, 102, 241, 0.35),
              0 0 80px rgba(99, 102, 241, 0.25),
              0 0 120px rgba(99, 102, 241, 0.15);
}

.feature-card:nth-child(1) .feature-icon {
  background: rgba(99, 102, 241, 0.15);
  color: #818cf8;
}

/* Druga karta - cyan/turkus */
.feature-card:nth-child(2) {
  border-top: 3px solid #06b6d4;
  box-shadow: 0 10px 30px rgba(6, 182, 212, 0.15),
              0 0 60px rgba(6, 182, 212, 0.1);
}

.feature-card:nth-child(2):hover {
  border-color: #06b6d4;
  box-shadow: 0 20px 50px rgba(6, 182, 212, 0.35),
              0 0 80px rgba(6, 182, 212, 0.25),
              0 0 120px rgba(6, 182, 212, 0.15);
}

.feature-card:nth-child(2) .feature-icon {
  background: rgba(6, 182, 212, 0.15);
  color: #22d3ee;
}

/* Trzecia karta - zielony/emerald */
.feature-card:nth-child(3) {
  border-top: 3px solid #10b981;
  box-shadow: 0 10px 30px rgba(16, 185, 129, 0.15),
              0 0 60px rgba(16, 185, 129, 0.1);
}

.feature-card:nth-child(3):hover {
  border-color: #10b981;
  box-shadow: 0 20px 50px rgba(16, 185, 129, 0.35),
              0 0 80px rgba(16, 185, 129, 0.25),
              0 0 120px rgba(16, 185, 129, 0.15);
}

.feature-card:nth-child(3) .feature-icon {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
}

.feature-card:hover {
  transform: translateY(-8px);
}

.feature-icon {
  width: 60px;
  height: 60px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  transition: transform 0.3s ease;
}

.feature-card:hover .feature-icon {
  transform: scale(1.1);
}

.feature-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text-primary, #ffffff);
  margin-bottom: 16px;
}

.feature-desc {
  font-size: 0.9375rem;
  color: var(--color-text-secondary, #a1a1aa);
  line-height: 1.7;
}

/* Responsive */
@media (max-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .features-section {
    padding: 80px 0;
  }

  .features-title {
    font-size: 2rem;
  }

  .features-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .feature-card {
    padding: 30px 24px;
  }
}