/* FEATURES — матрица 55+ функций по категориям */

.features-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-md);
  justify-content: center;
}

.features-grid > .feature-cat {
  flex: 0 1 100%;
}

@media (min-width: 600px) {
  .features-grid > .feature-cat {
    flex: 0 1 calc((100% - var(--sp-md)) / 2);
  }
}

@media (min-width: 1024px) {
  .features-grid > .feature-cat {
    flex: 0 1 calc((100% - var(--sp-md) * 2) / 3);
  }
}

.feature-cat {
  display: flex;
  flex-direction: column;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: clamp(20px, 2vw, 28px);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: border-color var(--dur-base), transform var(--dur-base),
              box-shadow var(--dur-base), background var(--dur-base);
}

.feature-cat .feature-list { flex: 1; }

.feature-cat:hover {
  border-color: var(--border-bright);
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  background: var(--bg-card-hover);
}

.feature-cat-head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: var(--space-sm);
  margin-bottom: var(--space-sm);
  border-bottom: 1px solid var(--border);
}

.feature-cat-icon {
  width: 44px; height: 44px;
  display: grid; place-items: center;
  border-radius: var(--radius-md);
  font-size: 22px;
  flex-shrink: 0;
}

.feature-cat-head h3 {
  font-size: 17px;
  margin: 0;
  letter-spacing: -0.01em;
}

.feature-cat-head .count {
  margin-left: auto;
  font-size: 13px;
  color: var(--text-3);
  font-weight: 600;
  font-family: 'JetBrains Mono', monospace;
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: clamp(8px, 0.8vw, 12px);
  font-size: clamp(13px, 1vw, 15px);
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: clamp(8px, 0.7vw, 10px);
  color: var(--text-1);
  line-height: 1.45;
}

.feature-list li::before {
  content: '✓';
  color: var(--accent-mint);
  font-weight: 800;
  flex-shrink: 0;
  margin-top: 1px;
}

.features-footer {
  margin-top: var(--space-lg);
  padding: var(--space-md);
  text-align: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-2);
  font-size: 15px;
}

.features-footer strong { color: var(--accent-mint); }

/* Fluid typography */
.feature-cat-head h3 { font-size: clamp(15px, 1.3vw, 18px); }
.feature-list { font-size: clamp(13px, 1vw, 15px); }
.features-footer { font-size: clamp(14px, 1.1vw, 16px); }