.error-page {
  min-height: calc(100vh - 64px);
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--white);
}

.error-left {
  padding: 80px 64px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.error-num {
  font-family: 'Playfair Display', serif;
  font-size: 140px;
  line-height: 1;
  color: var(--black);
  letter-spacing: -4px;
  margin-bottom: 0;
}

.error-num span { color: var(--red); }

.error-line {
  width: 48px;
  height: 2px;
  background: var(--red);
  margin: 24px 0;
}

.error-h2 {
  font-family: 'Playfair Display', serif;
  font-size: 28px;
  color: var(--black);
  font-weight: 400;
  margin-bottom: 16px;
  line-height: 1.25;
}

.error-desc {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.7;
  max-width: 400px;
  margin-bottom: 36px;
}

.error-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.error-links {
  border-top: 1px solid var(--border);
  padding-top: 32px;
}

.error-links p {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--muted);
  margin-bottom: 14px;
  font-family: 'DM Sans', sans-serif;
}

.error-links-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.error-link-pill {
  font-size: 12px;
  font-family: 'DM Sans', sans-serif;
  color: #444;
  border: 1px solid var(--border);
  padding: 7px 16px;
  transition: all .2s;
  background: var(--cream);
}

.error-link-pill:hover {
  border-color: var(--red);
  color: var(--red);
  background: var(--white);
}

/* Imagen derecha */
.error-right {
  position: relative;
  overflow: hidden;
  background: var(--cream);
}

.error-right img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.error-right-badge {
  position: absolute;
  bottom: 40px;
  right: 40px;
  background: var(--black);
  color: var(--white);
  padding: 20px 24px;
  max-width: 240px;
}

.error-right-badge p {
  font-size: 11px;
  font-family: 'DM Sans', sans-serif;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: rgba(255,255,255,.5);
  margin-bottom: 6px;
}

.error-right-badge strong {
  font-family: 'Playfair Display', serif;
  font-size: 16px;
  font-weight: 400;
  color: var(--white);
  display: block;
  line-height: 1.3;
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .error-page { grid-template-columns: 1fr; }
  .error-right { display: none; }
  .error-left { padding: 60px 32px; }
  .error-num { font-size: 100px; }
  .error-h2 { font-size: 22px; }
}

@media (max-width: 600px) {
  .error-left { padding: 48px 20px; }
  .error-num { font-size: 80px; letter-spacing: -2px; }
  .error-actions { flex-direction: column; }
  .error-actions .btn-primary,
  .error-actions .btn-outline-red { width: 100%; text-align: center; }
}