/* ============================================================
   ABOUT PAGE
   ============================================================ */

.page-hero {
  padding: 160px 0 80px;
  background-color: var(--bg);
  background-image:
    linear-gradient(rgba(0,212,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.04) 1px, transparent 1px);
  background-size: 40px 40px;
  border-bottom: 1px solid var(--border);
}

.page-hero-headline {
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 900;
  letter-spacing: -2px;
  line-height: 1.05;
  margin-bottom: 20px;
  max-width: 700px;
}

/* Bio */
.bio-section {
  background: var(--bg);
}

.bio-inner {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 80px;
  align-items: start;
}

.bio-text h2 {
  font-size: clamp(22px, 2.5vw, 30px);
  font-weight: 800;
  letter-spacing: -0.5px;
  line-height: 1.25;
  margin-bottom: 28px;
  max-width: 600px;
}

.bio-text p {
  font-size: 16px;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 20px;
  max-width: 600px;
}

.bio-stat-stack {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.bio-stat {
  padding: 28px 24px;
  border: 1px solid var(--border);
  background: var(--bg-2);
}

.bio-stat-num {
  display: block;
  font-size: 36px;
  font-weight: 900;
  color: var(--accent);
  letter-spacing: -1px;
  line-height: 1;
  margin-bottom: 8px;
}

.bio-stat-label {
  display: block;
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.4;
}

/* Differentiators */
.diff-section {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
}

.diff-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
  margin-top: 48px;
  border: 1px solid var(--border);
}

.diff-item {
  padding: 40px 36px;
  background: var(--bg-2);
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  transition: background 0.2s;
}

.diff-item:nth-child(even) {
  border-right: none;
}

.diff-item:nth-child(3),
.diff-item:nth-child(4) {
  border-bottom: none;
}

.diff-item:hover {
  background: var(--bg-3);
}

.diff-icon {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--accent);
  margin-bottom: 20px;
}

.diff-title {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.2px;
  margin-bottom: 12px;
  line-height: 1.3;
}

.diff-body {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* Responsive */
@media (max-width: 900px) {
  .bio-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .bio-stat-stack {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .bio-stat {
    flex: 1;
    min-width: 150px;
  }

  .diff-grid {
    grid-template-columns: 1fr;
  }

  .diff-item {
    border-right: none;
    border-bottom: 1px solid var(--border);
  }

  .diff-item:last-child {
    border-bottom: none;
  }
}