/* ============================================================
   EAA — Header & Navigation
   ============================================================ */

/* ---------- Header ---------- */
.eaa-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--eaa-white);
  border-bottom: 1px solid var(--eaa-border);
  transition: box-shadow var(--transition);
}
.eaa-header.scrolled {
  box-shadow: 0 2px 20px rgba(0,0,0,0.08);
}

.eaa-header__inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 40px;
  height: 72px;
  display: flex;
  align-items: center;
  gap: 40px;
}

/* ---------- Logo ---------- */
.eaa-logo {
  display: flex;
  flex-direction: column;
  line-height: 1;
  flex-shrink: 0;
}
.eaa-logo__sigla {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--eaa-dark);
  letter-spacing: 0.05em;
}
.eaa-logo__tagline {
  font-size: 8px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--eaa-copper);
  margin-top: 2px;
}

/* ---------- Nav principale ---------- */
.eaa-nav {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.eaa-nav__link {
  font-size: 14px;
  font-weight: 500;
  color: var(--eaa-text);
  padding: 8px 14px;
  border-radius: 4px;
  transition: var(--transition);
  position: relative;
  white-space: nowrap;
}
.eaa-nav__link::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 14px;
  right: 14px;
  height: 2px;
  background: var(--eaa-copper);
  transform: scaleX(0);
  transition: transform var(--transition);
}
.eaa-nav__link:hover { color: var(--eaa-copper); }
.eaa-nav__link:hover::after { transform: scaleX(1); }
.eaa-nav__link.active { color: var(--eaa-copper); }
.eaa-nav__link.active::after { transform: scaleX(1); }

/* ---------- Header CTA buttons ---------- */
.eaa-header__actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.eaa-header__btn-recall {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 16px;
  font-size: 13px;
  font-weight: 600;
  color: var(--eaa-dark);
  border: 1.5px solid var(--eaa-dark);
  border-radius: var(--radius-btn);
  transition: var(--transition);
  white-space: nowrap;
}
.eaa-header__btn-recall:hover {
  background: var(--eaa-dark);
  color: var(--eaa-white);
}

.eaa-header__btn-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 16px;
  font-size: 13px;
  font-weight: 600;
  background: var(--eaa-copper);
  color: var(--eaa-white);
  border: 1.5px solid var(--eaa-copper);
  border-radius: var(--radius-btn);
  transition: var(--transition);
  white-space: nowrap;
}
.eaa-header__btn-cta:hover {
  background: var(--eaa-copper-dark);
  border-color: var(--eaa-copper-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-btn);
}

/* ---------- Mobile menu toggle ---------- */
.eaa-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  margin-left: auto;
}
.eaa-menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--eaa-dark);
  transition: var(--transition);
  border-radius: 2px;
}
.eaa-menu-toggle.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.eaa-menu-toggle.open span:nth-child(2) { opacity: 0; }
.eaa-menu-toggle.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ---------- Mobile Nav Drawer ---------- */
@media (max-width: 1024px) {
  .eaa-header__inner { padding: 0 16px; gap: 16px; }
  .eaa-nav {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--eaa-white);
    flex-direction: column;
    align-items: flex-start;
    padding: 16px;
    border-bottom: 1px solid var(--eaa-border);
    gap: 4px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
  }
  .eaa-nav.open { display: flex; }
  .eaa-nav__link { width: 100%; padding: 12px 16px; }
  .eaa-nav__link::after { display: none; }
  .eaa-menu-toggle { display: flex; }
  .eaa-header__actions { display: none; }
  .eaa-header__actions.nav-open { display: flex; }
}

@media (max-width: 480px) {
  .eaa-header__btn-recall { display: none; }
}