/* ═══════════════════════════════════════════
   NAV — Barra de navegacion y logo
   ═══════════════════════════════════════════ */

/* Navegacion fija */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  transition: all 0.5s cubic-bezier(0.22,1,0.36,1);
}
.nav.scrolled {
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--navy-100);
}
.nav.hero-mode { background: transparent; }
.nav-inner {
  max-width: 1100px; margin: 0 auto; padding: 0 32px;
  display: flex; align-items: center; justify-content: space-between; height: 76px;
}
.nav-logo { display: flex; align-items: center; cursor: pointer; }
.nav-links { display: flex; gap: 2px; }
.nav-link {
  padding: 6px 14px; font-size: 13px; font-weight: 500; border-radius: 6px;
  border: none; cursor: pointer; background: transparent; color: var(--ink-soft);
  transition: all 0.25s; font-family: 'DM Sans';
  position: relative;
}
.nav-link:hover { color: #2CB67D; background: var(--navy-50); }
.nav-link.active { color: var(--navy-700); background: var(--navy-50); font-weight: 600; }
.nav.hero-mode .nav-link { color: rgba(255,255,255,0.55); }
.nav.hero-mode .nav-link:hover { color: #2CB67D; background: rgba(255,255,255,0.08); }
.nav.hero-mode .nav-link.active { color: #fff; background: rgba(255,255,255,0.08); }

/* Subrayado animado en links */
.nav-link::after {
  content: ''; position: absolute; bottom: 2px; left: 14px; right: 14px;
  height: 1.5px; background: #2CB67D;
  transform: scaleX(0); transform-origin: right; transition: transform 0.35s cubic-bezier(0.22,1,0.36,1);
}
.nav-link:hover::after, .nav-link.active::after { transform: scaleX(1); transform-origin: left; }
.nav.hero-mode .nav-link::after { background: #2CB67D; }

/* Logo texto */
.logo-wordmark {
  font-family: 'DM Sans', sans-serif;
  font-weight: 800;
  font-size: 26px;
  letter-spacing: -0.03em;
  color: var(--ink);
  transition: color 0.5s cubic-bezier(0.22,1,0.36,1);
  line-height: 1;
  user-select: none;
}
.logo-wordmark .logo-dot {
  color: #2CB67D;
}
.nav.hero-mode .logo-wordmark { color: #fff; }
.nav.hero-mode .logo-wordmark .logo-dot { color: #2CB67D; }

/* ── Dropdowns de navegacion ── */
.nav-dropdown { position: relative; }
.nav-dropdown-trigger {
  display: flex; align-items: center; gap: 4px;
}
.nav-chevron {
  width: 10px; height: 6px; flex-shrink: 0;
  transition: transform 0.3s cubic-bezier(0.22,1,0.36,1);
  opacity: 0.45;
}
.nav-dropdown-trigger:hover .nav-chevron,
.nav-dropdown.open .nav-chevron { opacity: 0.8; }
.nav-dropdown.open .nav-chevron { transform: rotate(180deg); }

/* Panel desplegable */
.nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%; transform: translateX(-50%) translateY(-4px);
  min-width: 175px;
  background: #fff;
  border: 1px solid var(--navy-100);
  border-radius: 10px;
  padding: 6px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.08), 0 1px 4px rgba(0,0,0,0.04);
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s cubic-bezier(0.22,1,0.36,1), visibility 0.2s;
  z-index: 210;
}
.nav-dropdown.open .nav-dropdown-menu {
  opacity: 1; visibility: visible; pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
.nav-dropdown-menu .nav-link {
  display: block; width: 100%; text-align: left;
  padding: 8px 14px; border-radius: 6px; font-size: 13px; white-space: nowrap;
}
.nav-dropdown-menu .nav-link::after { display: none; }

/* Parent-active: cuando un hijo del dropdown es la pagina activa */
.nav-dropdown-trigger.parent-active { color: var(--navy-700); background: var(--navy-50); font-weight: 600; }
.nav-dropdown-trigger.parent-active::after { transform: scaleX(1); transform-origin: left; }

/* Hero-mode: dropdown trigger parent-active */
.nav.hero-mode .nav-dropdown-trigger.parent-active { color: #fff; background: rgba(255,255,255,0.08); }
.nav.hero-mode .nav-dropdown-trigger.parent-active::after { transform: scaleX(1); transform-origin: left; }

/* Hero-mode: panel */
.nav.hero-mode .nav-dropdown-menu {
  background: rgba(15,23,42,0.95);
  backdrop-filter: blur(20px) saturate(180%);
  border-color: rgba(255,255,255,0.1);
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}
.nav.hero-mode .nav-dropdown-menu .nav-link { color: rgba(255,255,255,0.6); }
.nav.hero-mode .nav-dropdown-menu .nav-link:hover { color: #2CB67D; background: rgba(255,255,255,0.08); }
.nav.hero-mode .nav-dropdown-menu .nav-link.active { color: #fff; background: rgba(255,255,255,0.1); }

/* Scrolled: panel */
.nav.scrolled .nav-dropdown-menu {
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(20px);
}

/* Boton hamburguesa (oculto en desktop, visible en movil via responsive.css) */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 0;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 210;
  border-radius: 8px;
  transition: background 0.25s;
}
.nav-hamburger:hover { background: var(--navy-50); }
.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink-soft);
  border-radius: 2px;
  transition: all 0.35s cubic-bezier(0.22,1,0.36,1);
  transform-origin: center;
}
.nav.hero-mode .nav-hamburger span { background: rgba(255,255,255,0.7); }
.nav.hero-mode .nav-hamburger:hover { background: rgba(255,255,255,0.08); }
.nav.hero-mode .nav-hamburger:hover span { background: rgba(255,255,255,0.95); }

/* Animacion hamburguesa → X */
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }