/* ============================================
   CLÍNICA VETERINARIA SILLA — Navbar Lateral
   ============================================ */



/* ─── MENÚ LATERAL ─── */
.sidenav {
  position: fixed;
  left: 0;
  top: 0;
  height: 100vh;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 40px;
  padding: 0 0 0 14px;
  width: 70px;
  background: rgba(237, 232, 223, 0.52);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-right: 1px solid #D4C9B8;
  transition: width 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  overflow: visible;
}

/* Línea decorativa izquierda */
.sidenav::before {
  content: '';
  position: absolute;
  left: 0;
  top: 20%;
  height: 60%;
  width: 2px;
  background: linear-gradient(to bottom, transparent, var(--color-gold), transparent);
  border-radius: 0 2px 2px 0;
}

/* Barra expandida — activada por JS */
.sidenav.expanded {
  width: 315px;
}

/* ─── CADA ÍTEM ─── */
.sidenav__item {
  display: flex;
  align-items: center;
  cursor: pointer;
  text-decoration: none;
  position: relative;
  padding: 3px 0;
}

/* ─── CÍRCULO ─── */
.sidenav__dot {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  position: relative;
  cursor: pointer;
}

.sidenav__dot::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: rgba(201, 169, 110, 0.18);
  border: 1.5px solid rgba(201, 169, 110, 0.6);
  transition: all 0.3s ease;
}

.sidenav__dot::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0);
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--color-gold);
  transition: transform 0.3s ease;
}

/* ─── TEXTO ─── */
.sidenav__label {
  font-family: var(--font-accent);
  font-size: 22px;
  font-weight: 400;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-text);
  white-space: nowrap;
  overflow: hidden;
  max-width: 0;
  padding-left: 0;
  opacity: 1;
  transform: translateX(-20px);
  pointer-events: none;
  text-shadow: 0 1px 6px rgba(255, 255, 255, 0.8);
  transition:
    max-width 0.45s cubic-bezier(0.25, 0.46, 0.45, 0.94),
    padding-left 0.45s cubic-bezier(0.25, 0.46, 0.45, 0.94),
    transform 0.45s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ─── HOVER sobre el círculo ─── */
.sidenav__item:hover .sidenav__dot::before {
  background: var(--color-gold);
  transform: scale(1.2);
  box-shadow: 0 0 0 5px rgba(201, 169, 110, 0.15);
  border-color: var(--color-gold);
}

.sidenav__item:hover .sidenav__dot::after {
  transform: translate(-50%, -50%) scale(1);
  background: #fff;
}

/* Texto se despliega desde el círculo hacia la derecha */
.sidenav.expanded .sidenav__item:hover .sidenav__label {
  max-width: 350px;
  padding-left: 14px;
  transform: translateX(0);
  pointer-events: auto;
}

/* ─── ACTIVE — solo círculo relleno, sin texto ─── */
.sidenav__item.active .sidenav__dot::before {
  background: var(--color-gold);
  border-color: var(--color-gold);
  box-shadow: 0 0 0 4px rgba(201, 169, 110, 0.18);
}

.sidenav__item.active .sidenav__dot::after {
  transform: translate(-50%, -50%) scale(1);
  background: #fff;
}

/* ─── ACTIVE — solo círculo relleno, sin texto ─── */
.sidenav__item.active .sidenav__dot::before {
  background: var(--color-gold);
  border-color: var(--color-gold);
  box-shadow: 0 0 0 4px rgba(201, 169, 110, 0.18);
}

.sidenav__item.active .sidenav__dot::after {
  transform: translate(-50%, -50%) scale(1);
  background: #fff;
}

.sidenav__item.active .sidenav__label {
  max-width: 0;
  padding-left: 0;
  transform: translateX(-20px);
}

/* Active + hover → se despliega igual que el resto */
.sidenav.expanded .sidenav__item.active:hover .sidenav__label {
  max-width: 350px;
  padding-left: 14px;
  transform: translateX(0);
  pointer-events: auto;
}

/* ─── MOBILE ─── */
@media (max-width: 768px) {
  .sidenav { display: none; }

  .navbar__logo {
    left: 50%;
    transform: translateX(-50%);
  }

  .navbar__toggle {
    position: fixed;
    top: 1.5rem;
    right: 1.5rem;
    z-index: 1001;
    display: flex;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
    background: rgba(247, 244, 239, 0.92);
    border-radius: var(--radius-sm);
    backdrop-filter: blur(8px);
  }

  .navbar__toggle span {
    display: block;
    width: 22px;
    height: 1.5px;
    background: var(--color-text);
    transition: all var(--transition-base);
    transform-origin: center;
  }

  .navbar__toggle.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
  .navbar__toggle.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
  .navbar__toggle.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

  .navbar__mobile {
    position: fixed;
    inset: 0;
    background: var(--color-bg);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-base);
  }

  .navbar__mobile.open {
    opacity: 1;
    pointer-events: all;
  }

  .navbar__mobile-link {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 400;
    color: var(--color-text);
    letter-spacing: 0.05em;
    transition: color var(--transition-fast);
  }

  .navbar__mobile-link:hover { color: var(--color-gold); }

  .navbar__mobile-divider {
    width: 1px;
    height: 30px;
    background: var(--color-border);
  }
}

@media (min-width: 769px) {
  .navbar__toggle,
  .navbar__mobile { display: none !important; }
}
/* ============================================
   RESPONSIVE adicional — Navbar
   ============================================ */

/* En tablet/desktop con sidenav, todas las secciones
   tienen padding-left para no quedar bajo el nav */
@media (min-width: 769px) {
  .section {
    padding-left: 70px;
  }
}