/* ── Page Header (sub-páginas) ────────────────────────────── */
.page-header {
  padding-top: calc(116px + 3.5rem);
  padding-bottom: 3.5rem;
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}
.page-header::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary) 70%, var(--accent) 100%);
}
.page-header::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--bg-tertiary) 0%, transparent 60%);
  pointer-events: none;
}

.page-header__inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.page-header__breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--text-muted);
}
.page-header__breadcrumb a {
  color: var(--primary);
  transition: opacity var(--transition);
}
.page-header__breadcrumb a:hover { opacity: 0.75; }
.page-header__breadcrumb span { color: var(--border-strong); }

.page-header__title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.page-header__subtitle {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  max-width: 55ch;
  line-height: 1.7;
}

/* ── Footer (shared) ─────────────────────────────────────── */
.footer {
  background: var(--text-primary);
  color: #fff;
  padding-block: 3.5rem 2rem;
}
.footer__main {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  margin-bottom: 2rem;
}
.footer__brand { display: flex; flex-direction: column; gap: 1rem; }
.footer__logo img { height: 36px; width: auto; filter: brightness(0) invert(1); opacity: 0.85; }
.footer__tagline {
  font-size: 0.9375rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.6;
  max-width: 28ch;
}
.footer__accent-bar { display: flex; gap: 4px; }
.footer__accent-bar span { height: 3px; border-radius: 2px; }
.footer__accent-bar span:nth-child(1) { width: 28px; background: var(--primary-light); }
.footer__accent-bar span:nth-child(2) { width: 12px; background: var(--accent); }
.footer__accent-bar span:nth-child(3) { width: 6px; background: rgba(255,255,255,0.2); }

.footer__col-title {
  font-family: var(--font-heading);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-bottom: 1rem;
}
.footer__links { display: flex; flex-direction: column; gap: 0.625rem; }
.footer__link { font-size: 0.9375rem; color: rgba(255,255,255,0.6); transition: color var(--transition); }
.footer__link:hover { color: #fff; }

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.footer__copy { font-size: 0.8125rem; color: rgba(255,255,255,0.38); max-width: none; }
.footer__copy a { color: rgba(255,255,255,0.6); transition: color var(--transition); }
.footer__copy a:hover { color: #fff; }
.footer__legal { display: flex; gap: 1.5rem; }
.footer__legal a { font-size: 0.8125rem; color: rgba(255,255,255,0.38); transition: color var(--transition); }
.footer__legal a:hover { color: rgba(255,255,255,0.7); }

@media (max-width: 768px) {
  .footer__main { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .footer__brand { grid-column: 1 / -1; }
}
@media (max-width: 480px) {
  .footer__main { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; align-items: flex-start; }
}