/* ── About page ────────────────────────────────────────────────────────── */
#page-about {
  position: relative;
  overflow: hidden;
}

.about-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 auto;
  padding: 40px 24px 80px;
}

.about-hero {
  text-align: center;
  margin-bottom: 60px;
}

.about-hero h1 {
  font-size: 36px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #111;
  margin: 0 0 16px;
}

.about-subtitle {
  font-size: 17px;
  line-height: 1.65;
  color: #64748b;
  max-width: 640px;
  margin: 0 auto;
}

/* ── Team ──────────────────────────────────────────────────────────────── */
.about-team { margin-bottom: 56px; }
.about-team h2,
.about-data h2,
.about-methodology h2,
.about-contact h2 {
  font-size: 20px;
  font-weight: 600;
  color: #111;
  margin: 0 0 24px;
}

.team-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.team-card {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 16px;
  padding: 28px 24px;
}

.team-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #f1f5f9;
  border: 2px solid #e2e8f0;
  margin-bottom: 16px;
}

.team-card h3 {
  font-size: 15px;
  font-weight: 600;
  color: #111;
  margin: 0 0 8px;
}

.team-card p {
  font-size: 14px;
  line-height: 1.65;
  color: #64748b;
  margin: 0;
}

/* ── Data sources ──────────────────────────────────────────────────────── */
.about-data { margin-bottom: 56px; }

.data-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.data-card {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 14px;
  padding: 22px 20px;
}

.data-icon {
  font-size: 24px;
  margin-bottom: 10px;
}

.data-card h3 {
  font-size: 14px;
  font-weight: 600;
  color: #111;
  margin: 0 0 6px;
}

.data-card p {
  font-size: 13px;
  line-height: 1.6;
  color: #64748b;
  margin: 0 0 10px;
}

.data-freq {
  font-size: 11px;
  color: #94a3b8;
  font-weight: 500;
}

/* ── Methodology ───────────────────────────────────────────────────────── */
.about-methodology {
  margin-bottom: 56px;
}

.about-methodology p {
  font-size: 15px;
  line-height: 1.75;
  color: #374151;
  margin: 0;
}

/* ── Contact ───────────────────────────────────────────────────────────── */
.about-contact {
  margin-bottom: 56px;
}

.about-contact p {
  font-size: 15px;
  color: #64748b;
  margin: 0 0 16px;
}

.about-contact-btn {
  display: inline-block;
  padding: 12px 28px;
  background: #1d4ed8;
  color: #fff !important;
  border-radius: 100px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.15s;
}

.about-contact-btn:hover {
  background: #1e40af;
}

/* ── Footer ────────────────────────────────────────────────────────────── */
.about-footer {
  text-align: center;
  padding-top: 32px;
  border-top: 1px solid #e5e7eb;
}

.about-footer p {
  font-size: 13px;
  color: #94a3b8;
  margin: 0;
}

.about-footer a {
  color: #94a3b8;
  text-decoration: none;
}

.about-footer a:hover {
  color: #64748b;
}

/* ── Responsive ────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .team-grid { grid-template-columns: 1fr; }
  .data-grid { grid-template-columns: repeat(2, 1fr); }
  .about-hero h1 { font-size: 28px; }
}

@media (max-width: 500px) {
  .data-grid { grid-template-columns: 1fr; }
}