/* =============================================
   NAVBAR — Esquivel
   ============================================= */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 3rem;
  height: 72px;
  background: rgba(250, 248, 244, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(45, 80, 22, 0.12);
  transition: all 0.4s var(--ease-out);
}

.navbar.scrolled {
  height: 60px;
  background: rgba(250, 248, 244, 0.98);
  box-shadow: var(--shadow-soft);
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.navbar-logo {
  height: 42px;
  width: auto;
  filter: brightness(0) saturate(100%) invert(18%) sepia(52%) saturate(552%) hue-rotate(68deg) brightness(89%) contrast(95%);
  transition: transform 0.3s var(--ease-out);
}

.navbar-logo:hover { transform: scale(1.05); }

.navbar-name {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--vet-primary);
  line-height: 1.2;
  letter-spacing: 0.01em;
}

.navbar-name span {
  display: block;
  font-size: 0.7rem;
  font-family: var(--font-ui);
  font-weight: 300;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--vet-gold);
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.navbar-links a {
  font-family: var(--font-ui);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--vet-text);
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-sm);
  transition: all 0.25s ease;
  position: relative;
}

.navbar-links a::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 70%;
  height: 1.5px;
  background: var(--vet-primary);
  transition: transform 0.25s var(--ease-out);
  border-radius: 1px;
}

.navbar-links a:hover::after { transform: translateX(-50%) scaleX(1); }
.navbar-links a:hover { color: var(--vet-primary); }

.navbar-links a.per-link { color: var(--per-primary); }
.navbar-links a.per-link::after { background: var(--per-accent); }
.navbar-links a.per-link:hover { color: var(--per-mid); }

.navbar-divider {
  width: 1px;
  height: 20px;
  background: rgba(0,0,0,0.15);
  margin: 0 0.5rem;
}

.navbar-cta {
  font-family: var(--font-ui) !important;
  font-size: 0.72rem !important;
  font-weight: 600 !important;
  letter-spacing: 0.1em !important;
  text-transform: uppercase !important;
  background: var(--vet-primary) !important;
  color: var(--white) !important;
  padding: 0.55rem 1.2rem !important;
  border-radius: var(--radius-sm) !important;
  transition: background 0.25s ease, transform 0.2s ease !important;
}

.navbar-cta:hover {
  background: var(--vet-dark) !important;
  transform: translateY(-1px) !important;
}

.navbar-cta::after { display: none !important; }

/* Hamburger mobile */
.navbar-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}

.navbar-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--vet-primary);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.navbar-hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.navbar-hamburger.active span:nth-child(2) { opacity: 0; }
.navbar-hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile nav */
.navbar-mobile {
  display: none;
  position: fixed;
  top: 72px;
  left: 0;
  width: 100%;
  background: rgba(250, 248, 244, 0.98);
  backdrop-filter: blur(12px);
  padding: 1.5rem 2rem;
  flex-direction: column;
  gap: 0.5rem;
  border-bottom: 1px solid rgba(45, 80, 22, 0.12);
  transform: translateY(-10px);
  opacity: 0;
  transition: all 0.3s var(--ease-out);
  z-index: 999;
}

.navbar-mobile.open {
  display: flex;
  transform: translateY(0);
  opacity: 1;
}

.navbar-mobile a {
  font-family: var(--font-ui);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--vet-text);
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(0,0,0,0.06);
}

@media (max-width: 900px) {
  .navbar-links { display: none; }
  .navbar-hamburger { display: flex; }
  .navbar { padding: 0 1.5rem; }
}