/* =========================================
   HEADER
   ========================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  padding-bottom: 14px;
  gap: 24px;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.logo-icon {
  width: 56px;
  height: 56px;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.logo-name {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 18px;
  color: var(--color-primary-dark);
  letter-spacing: 0.5px;
}

.logo-sub {
  font-size: 10.5px;
  color: var(--color-text-light);
  letter-spacing: 0.5px;
  margin-top: 4px;
}

/* Nav */
.main-nav {
  flex: 1;
  display: flex;
  justify-content: center;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-list a {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: 0.3px;
  padding-bottom: 4px;
  border-bottom: 2px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}

.nav-list a:hover,
.nav-list a.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.nav-toggle span {
  width: 26px;
  height: 2.5px;
  background: var(--color-primary-dark);
  border-radius: 2px;
}

/* Acciones (cita + whatsapp) */
.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}

.btn-cita {
  font-size: 13px;
  padding: 12px 22px;
}

.whatsapp-header-btn {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s ease;
}

.whatsapp-header-btn:hover {
  transform: scale(1.08);
}

/* =========================================
   RESPONSIVE
   ========================================= */
@media (max-width: 1100px) {
  .nav-list { gap: 18px; }
  .nav-list a { font-size: 12.5px; }
}

@media (max-width: 900px) {
  .nav-toggle { display: flex; }

  .nav-list {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-white);
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 24px;
    gap: 16px;
    box-shadow: var(--shadow-md);
    display: none;
  }

  .nav-list.is-open {
    display: flex;
  }

  .logo-text { display: none; }

  .btn-cita span { display: none; }
}

@media (max-width: 600px) {
  .btn-cita { padding: 10px 14px; }
}