/* ============================================
   FEATURES PAGE — Additional Styles
   ============================================ */

/* ---------- Features Hero ---------- */
.feat-hero {
  position: relative;
  padding: 10rem 1.5rem 4rem;
  text-align: center;
  z-index: 1;
}

.feat-hero__title {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.5rem;
  letter-spacing: -0.03em;
}

.feat-hero__sub {
  font-size: clamp(1rem, 2.2vw, 1.15rem);
  color: var(--text-secondary);
  max-width: 680px;
  margin: 0 auto;
  line-height: 1.8;
}

/* ---------- Section Dividers ---------- */
.feat-divider {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin: 4rem 0 1rem;
}

.feat-divider::before,
.feat-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-card), transparent);
}

.feat-divider__label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2.5px;
  color: var(--accent-start);
  white-space: nowrap;
}

/* ---------- Feature Sections ---------- */
.feat-main {
  position: relative;
  z-index: 1;
}

.feat-section {
  padding: 3.5rem 1.5rem;
  position: relative;
}

.feat-section--highlight {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-card);
  border-bottom: 1px solid var(--border-card);
  transition: background 0.5s, border-color 0.5s;
}

.feat-section__inner {
  max-width: 1100px;
  margin: 0 auto;
}

/* ---------- Section Header ---------- */
.feat-section__header {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.feat-section__icon {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: var(--bg-glow1);
  border: 1px solid var(--border-card);
  color: var(--accent-start);
  transition: background 0.5s, border-color 0.5s;
}

.feat-section__icon--accent {
  background: linear-gradient(135deg, var(--accent-start), var(--accent-end));
  color: var(--btn-text);
  border: none;
}

.feat-section__icon svg {
  width: 26px;
  height: 26px;
}

.feat-section__title {
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 0.3rem;
}

.feat-section__sub {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
  max-width: 600px;
}

.feat-badge {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--btn-text);
  background: linear-gradient(135deg, var(--accent-start), var(--accent-end));
  padding: 0.25rem 0.7rem;
  border-radius: 50px;
  margin-bottom: 0.5rem;
}

/* ---------- Feature Grid ---------- */
.feat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.feat-grid--compact {
  grid-template-columns: repeat(3, 1fr);
  max-width: 900px;
}

.feat-item {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-sm);
  padding: 1.5rem;
  transition: transform 0.3s var(--ease-out),
              border-color 0.3s,
              box-shadow 0.3s,
              background 0.5s;
}

.feat-item:hover {
  transform: translateY(-4px);
  border-color: var(--accent-start);
  box-shadow: 0 12px 36px var(--glow);
}

.feat-item h3 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  letter-spacing: -0.01em;
}

.feat-item p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

.feat-item code {
  font-size: 0.8rem;
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  background: var(--bg-glow1);
  color: var(--accent-start);
  font-family: 'SF Mono', 'Fira Code', monospace;
}

/* ---------- Differentiators ---------- */
.feat-section--diff {
  padding: 2rem 1.5rem 5rem;
}

.feat-diff-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.feat-diff-item {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius);
  padding: 2rem;
  position: relative;
  overflow: hidden;
  transition: transform 0.3s var(--ease-out),
              border-color 0.3s,
              box-shadow 0.3s,
              background 0.5s;
}

.feat-diff-item:hover {
  transform: translateY(-4px);
  border-color: var(--accent-start);
  box-shadow: 0 12px 36px var(--glow);
}

.feat-diff-num {
  display: block;
  font-size: 2.2rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent-start), var(--accent-end));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.75rem;
  line-height: 1;
}

.feat-diff-item h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.feat-diff-item p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ---------- Bottom CTA ---------- */
.feat-cta {
  position: relative;
  z-index: 1;
  padding: 5rem 1.5rem;
}

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

@media (max-width: 768px) {
  .feat-hero {
    padding: 8rem 1.25rem 3rem;
  }
  .feat-section {
    padding: 2.5rem 1.25rem;
  }
  .feat-section__header {
    flex-direction: column;
    gap: 0.75rem;
  }
  .feat-grid,
  .feat-grid--compact {
    grid-template-columns: 1fr;
  }
  .feat-diff-grid {
    grid-template-columns: 1fr;
  }
  .feat-cta {
    padding: 3rem 1.25rem;
  }
}

/* ---------- Scroll Animations ---------- */
.feat-item,
.feat-diff-item {
  opacity: 0;
  transform: translateY(20px);
}

.feat-item.visible,
.feat-diff-item.visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.6s var(--ease-out),
              transform 0.6s var(--ease-out),
              border-color 0.3s,
              box-shadow 0.3s;
}

/* Stagger delays for grid items */
.feat-item:nth-child(1) { transition-delay: 0.03s; }
.feat-item:nth-child(2) { transition-delay: 0.08s; }
.feat-item:nth-child(3) { transition-delay: 0.13s; }
.feat-item:nth-child(4) { transition-delay: 0.18s; }
.feat-item:nth-child(5) { transition-delay: 0.23s; }
.feat-item:nth-child(6) { transition-delay: 0.28s; }
.feat-item:nth-child(7) { transition-delay: 0.33s; }
.feat-item:nth-child(8) { transition-delay: 0.38s; }
.feat-item:nth-child(9) { transition-delay: 0.43s; }

.feat-diff-item:nth-child(1) { transition-delay: 0.05s; }
.feat-diff-item:nth-child(2) { transition-delay: 0.12s; }
.feat-diff-item:nth-child(3) { transition-delay: 0.19s; }
.feat-diff-item:nth-child(4) { transition-delay: 0.26s; }
.feat-diff-item:nth-child(5) { transition-delay: 0.33s; }
.feat-diff-item:nth-child(6) { transition-delay: 0.4s; }

/* Hero badge animation */
.feat-hero .hero__badge,
.feat-hero__title,
.feat-hero__sub {
  animation: fade-up 0.8s var(--ease-out) backwards;
}

.feat-hero .hero__badge   { animation-delay: 0.1s; }
.feat-hero__title          { animation-delay: 0.25s; }
.feat-hero__sub            { animation-delay: 0.4s; }