/* HEADER */
.site-header {
  position: sticky;
  top: 0;
  z-index: 999;
  background: rgba(251, 248, 243, 0.75);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(22, 22, 22, 0.04);
  transition: var(--transition-medium);
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.86);
  box-shadow: var(--shadow-sm);
}

.navbar {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}

.brand-icon {
  width: 48px;
  height: 48px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: var(--color-white);
  display: grid;
  place-items: center;
  box-shadow: var(--shadow-sm);
  font-size: 1.1rem;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.brand-text strong {
  font-size: 1rem;
  font-weight: 800;
  color: var(--color-text);
}

.brand-text small {
  margin-top: 6px;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

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

.desktop-nav a {
  position: relative;
  font-size: 0.96rem;
  font-weight: 600;
  color: var(--color-text-soft);
  transition: var(--transition-fast);
}

.desktop-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  border-radius: 999px;
  transition: var(--transition-fast);
}

.desktop-nav a:hover,
.desktop-nav a.active {
  color: var(--color-text);
}

.desktop-nav a:hover::after,
.desktop-nav a.active::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 52px;
  padding: 0 24px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 0.95rem;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
  border: 1px solid transparent;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: var(--color-white);
  box-shadow: 0 14px 35px rgba(24, 77, 53, 0.22);
}

.btn-primary:hover {
  box-shadow: 0 20px 45px rgba(24, 77, 53, 0.28);
}

.btn-secondary {
  background: var(--color-white);
  border-color: var(--color-border);
  color: var(--color-text);
}

.btn-secondary:hover {
  border-color: rgba(24, 77, 53, 0.2);
  box-shadow: var(--shadow-sm);
}

.btn-dark {
  background: var(--color-black);
  color: var(--color-white);
}

.btn-light {
  background: var(--color-white);
  color: var(--color-black);
}

.btn-outline-light {
  border-color: rgba(255, 255, 255, 0.35);
  color: var(--color-white);
  background: transparent;
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.08);
}

.menu-toggle {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  padding-inline: 14px;
  box-shadow: var(--shadow-sm);
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-text);
  border-radius: 999px;
  transition: var(--transition-fast);
}

.menu-toggle.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

.mobile-menu {
  display: none;
  border-top: 1px solid rgba(22, 22, 22, 0.05);
  background: rgba(255, 255, 255, 0.98);
}

.mobile-menu.open {
  display: block;
}

.mobile-nav {
  width: min(92%, var(--container-width));
  margin-inline: auto;
  padding: 20px 0 26px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.mobile-nav a {
  padding: 14px 0;
  font-weight: 700;
  color: var(--color-text-soft);
  border-bottom: 1px solid rgba(22, 22, 22, 0.05);
}

.mobile-nav a.active {
  color: var(--color-primary);
}

.mobile-nav .mobile-btn {
  margin-top: 12px;
  border-bottom: none;
}

/* WHATSAPP */
.whatsapp-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  width: 62px;
  height: 62px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--color-success);
  color: var(--color-white);
  font-size: 1.7rem;
  box-shadow: 0 16px 35px rgba(37, 211, 102, 0.35);
  z-index: 999;
  transition: var(--transition-fast);
}

.whatsapp-float:hover {
  transform: translateY(-4px) scale(1.04);
}

/* FOOTER */
.site-footer {
  background: #101010;
  color: rgba(255, 255, 255, 0.82);
  padding: 80px 0 22px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1fr;
  gap: 40px;
}

.footer-brand h3 {
  font-family: var(--font-title);
  font-size: 1.8rem;
  color: var(--color-white);
  margin-bottom: 14px;
}

.footer-brand p {
  max-width: 320px;
  color: rgba(255, 255, 255, 0.65);
}

.footer-col h4 {
  color: var(--color-white);
  font-size: 1rem;
  margin-bottom: 18px;
}

.footer-col {
  display: flex;
  flex-direction: column;
}

.footer-col a {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: rgba(255, 255, 255, 0.68);
  margin-bottom: 12px;
  transition: var(--transition-fast);
}

.footer-col a:hover {
  color: var(--color-white);
}

.footer-socials {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.footer-socials a {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.08);
  margin-bottom: 0;
}

.footer-socials a:hover {
  background: var(--color-primary);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin-top: 42px;
  padding-top: 18px;
  text-align: center;
}

.footer-bottom p {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.92rem;
}