/* ========================================
   VARIABLES Y RESET
======================================== */
:root {
  --verde-oscuro: #1b5e20;
  --verde-medio: #2e7d32;
  --verde-claro: #66bb6a;
  --cafe: #5d4037;
  --cafe-claro: #8d6e63;
  --dorado: #f9a825;
  --blanco: #ffffff;
  --gris-claro: #f5f5f5;
  --gris-medio: #eeeeee;
  --gris-texto: #555555;
  --gris-oscuro: #333333;
  --negro: #1a1a1a;
  --sombra: 0 4px 20px rgba(0,0,0,0.08);
  --sombra-hover: 0 12px 40px rgba(0,0,0,0.15);
  --radio: 16px;
  --radio-sm: 8px;
  --transicion: all 0.3s ease;
  --fuente: 'Poppins', sans-serif;
  --navbar-altura: 70px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--fuente);
  color: var(--gris-texto);
  background: var(--blanco);
  line-height: 1.6;
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
}

.contenedor {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* ========================================
   COMPONENTES REUTILIZABLES
======================================== */
.etiqueta-seccion {
  display: inline-block;
  background: linear-gradient(135deg, var(--verde-claro), var(--verde-medio));
  color: var(--blanco);
  padding: 0.4rem 1.2rem;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1rem;
  letter-spacing: 0.5px;
}

.seccion-header {
  text-align: center;
  margin-bottom: 3rem;
}

.seccion-header h2 {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--gris-oscuro);
  margin-bottom: 0.8rem;
}

.seccion-header p {
  color: var(--gris-texto);
  font-size: 1rem;
  max-width: 600px;
  margin: 0 auto;
}

.btn-primario {
  display: inline-block;
  background: var(--dorado);
  color: var(--negro);
  padding: 1rem 2.5rem;
  border-radius: 50px;
  font-weight: 700;
  font-size: 1rem;
  transition: var(--transicion);
  box-shadow: 0 4px 15px rgba(249,168,37,0.4);
}

.btn-primario:hover {
  background: #ffca28;
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(249,168,37,0.5);
}

.btn-secundario {
  display: inline-block;
  background: transparent;
  color: var(--blanco);
  padding: 1rem 2.5rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1rem;
  border: 2px solid var(--blanco);
  transition: var(--transicion);
}

.btn-secundario:hover {
  background: var(--blanco);
  color: var(--verde-oscuro);
  transform: translateY(-3px);
}

/* ========================================
   NAVBAR — FLEXBOX
======================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--navbar-altura);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 2rem;
  background: transparent;
  z-index: 1000;
  transition: var(--transicion);
}

/* Navbar con scroll — JavaScript agrega esta clase */
.navbar.scrolled {
  background: var(--verde-oscuro);
  box-shadow: 0 2px 20px rgba(0,0,0,0.2);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--blanco);
}

.logo-icono {
  font-size: 1.6rem;
}

.nav-links {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.nav-link {
  color: var(--blanco);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radio-sm);
  transition: var(--transicion);
}

.nav-link:hover,
.nav-link.activo {
  background: rgba(255,255,255,0.2);
  color: var(--blanco);
}

.menu-btn {
  display: none;
  background: none;
  border: 2px solid var(--blanco);
  color: var(--blanco);
  font-size: 1.3rem;
  padding: 0.3rem 0.8rem;
  border-radius: var(--radio-sm);
  cursor: pointer;
  transition: var(--transicion);
}

.menu-btn:hover {
  background: rgba(255,255,255,0.2);
}

/* ========================================
   HERO — FLEXBOX
======================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background:
    url('https://images.unsplash.com/photo-1506905925346-21bda4d32df4?w=1600')
    center/cover no-repeat fixed;
  text-align: center;
  padding: 2rem;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(27, 94, 32, 0.85),
    rgba(93, 64, 55, 0.75)
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  max-width: 800px;
}

.hero-badge {
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(10px);
  color: var(--blanco);
  padding: 0.5rem 1.5rem;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 600;
  border: 1px solid rgba(255,255,255,0.3);
}

.hero-content h1 {
  font-size: 3.8rem;
  font-weight: 700;
  color: var(--blanco);
  line-height: 1.15;
  text-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.hero-content p {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.9);
  max-width: 600px;
  line-height: 1.8;
}

.hero-botones {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

.hero-stats {
  display: flex;
  gap: 3rem;
  margin-top: 1rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.2);
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.stat-numero {
  font-size: 2rem;
  font-weight: 700;
  color: var(--dorado);
}

.stat-texto {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.8);
}

/* ========================================
   NOSOTROS — GRID
======================================== */
.nosotros {
  padding: 6rem 0;
  background: var(--blanco);
}

.nosotros-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.nosotros-texto h2 {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--gris-oscuro);
  margin-bottom: 1.5rem;
  line-height: 1.3;
}

.nosotros-texto p {
  color: var(--gris-texto);
  margin-bottom: 1rem;
  line-height: 1.8;
}

.nosotros-valores {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  margin-top: 2rem;
}

.valor {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.valor span {
  font-size: 1.8rem;
  flex-shrink: 0;
}

.valor h4 {
  color: var(--verde-oscuro);
  font-weight: 600;
  margin-bottom: 0.2rem;
}

.valor p {
  font-size: 0.9rem;
  margin: 0;
}

.nosotros-imagen {
  position: relative;
}

.imagen-principal {
  height: 500px;
  border-radius: var(--radio);
  background-size: cover;
  background-position: center;
  box-shadow: var(--sombra-hover);
}

.imagen-badge {
  position: absolute;
  bottom: -1.5rem;
  left: -1.5rem;
  background: var(--dorado);
  color: var(--negro);
  padding: 1rem 1.5rem;
  border-radius: var(--radio);
  box-shadow: var(--sombra-hover);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.badge-numero {
  font-size: 1.5rem;
  font-weight: 700;
}

.badge-texto {
  font-size: 0.8rem;
  font-weight: 600;
}

/* ========================================
   SERVICIOS — CSS GRID
======================================== */
.servicios {
  padding: 6rem 0;
  background: var(--gris-claro);
}

.servicios-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.servicio-card {
  background: var(--blanco);
  border-radius: var(--radio);
  padding: 2rem;
  box-shadow: var(--sombra);
  transition: var(--transicion);
  position: relative;
  border-top: 4px solid var(--gris-medio);
}

.servicio-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--sombra-hover);
  border-top-color: var(--verde-medio);
}

.servicio-card.destacado {
  border-top-color: var(--dorado);
  background: linear-gradient(135deg, #fffde7, var(--blanco));
}

.badge-popular {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--dorado);
  color: var(--negro);
  padding: 0.3rem 0.8rem;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 700;
}

.servicio-icono {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.servicio-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--gris-oscuro);
  margin-bottom: 0.8rem;
}

.servicio-card > p {
  font-size: 0.9rem;
  color: var(--gris-texto);
  margin-bottom: 1rem;
  line-height: 1.6;
}

.servicio-lista {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1.2rem;
}

.servicio-lista li {
  font-size: 0.88rem;
  color: var(--verde-medio);
  font-weight: 500;
}

.servicio-precio {
  display: inline-block;
  background: var(--verde-oscuro);
  color: var(--blanco);
  padding: 0.4rem 1rem;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 600;
}

/* ========================================
   ALOJAMIENTOS — CSS GRID
======================================== */
.alojamientos {
  padding: 6rem 0;
  background: var(--blanco);
}

.filtros-depto {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.btn-depto {
  padding: 0.7rem 1.8rem;
  border: 2px solid var(--verde-medio);
  background: transparent;
  color: var(--verde-medio);
  border-radius: 50px;
  font-family: var(--fuente);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transicion);
}

.btn-depto:hover,
.btn-depto.activo {
  background: var(--verde-medio);
  color: var(--blanco);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(46,125,50,0.3);
}

.alojamientos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.alojamiento-card {
  background: var(--blanco);
  border-radius: var(--radio);
  overflow: hidden;
  box-shadow: var(--sombra);
  transition: var(--transicion);
}

.alojamiento-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--sombra-hover);
}

.card-imagen {
  height: 220px;
  background-size: cover;
  background-position: center;
  position: relative;
  transition: var(--transicion);
}

.alojamiento-card:hover .card-imagen {
  transform: scale(1.03);
}

.card-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: var(--verde-oscuro);
  color: var(--blanco);
  padding: 0.3rem 0.8rem;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
}

.card-info {
  padding: 1.5rem;
}

.card-ubicacion {
  font-size: 0.85rem;
  color: var(--verde-medio);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.card-info h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--gris-oscuro);
  margin-bottom: 0.7rem;
}

.card-info p {
  font-size: 0.9rem;
  color: var(--gris-texto);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-precio {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--verde-oscuro);
}

.card-estrellas {
  font-size: 0.9rem;
}

.alojamiento-card.oculta {
  display: none;
}

/* ========================================
   FORMULARIO
======================================== */
.formulario-seccion {
  padding: 6rem 0;
  background: linear-gradient(135deg, var(--verde-oscuro), var(--cafe));
}

.formulario-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
  align-items: start;
}

.formulario-info h2 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--blanco);
  margin-bottom: 1rem;
}

.formulario-info p {
  color: rgba(255,255,255,0.85);
  line-height: 1.8;
  margin-bottom: 2rem;
}

.contacto-info {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.contacto-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.contacto-item span {
  font-size: 1.5rem;
}

.contacto-item strong {
  color: var(--dorado);
  display: block;
  margin-bottom: 0.2rem;
}

.contacto-item p {
  color: rgba(255,255,255,0.8);
  margin: 0;
  font-size: 0.9rem;
}

.formulario-contenedor {
  background: var(--blanco);
  border-radius: var(--radio);
  padding: 2.5rem;
  box-shadow: 0 20px 60px rgba(0,0,0,0.2);
}

.form-grupo {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1.2rem;
}

.form-grupo label {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--gris-oscuro);
}

.form-grupo input,
.form-grupo select,
.form-grupo textarea {
  padding: 0.8rem 1rem;
  border: 2px solid var(--gris-medio);
  border-radius: var(--radio-sm);
  font-family: var(--fuente);
  font-size: 0.95rem;
  color: var(--gris-oscuro);
  transition: var(--transicion);
  outline: none;
  background: var(--blanco);
}

.form-grupo input:focus,
.form-grupo select:focus,
.form-grupo textarea:focus {
  border-color: var(--verde-medio);
  box-shadow: 0 0 0 3px rgba(46,125,50,0.1);
}

/* Estilos de validación */
.form-grupo input.valido,
.form-grupo select.valido {
  border-color: var(--verde-claro);
  background: #f1f8e9;
}

.form-grupo input.invalido,
.form-grupo select.invalido {
  border-color: #e53935;
  background: #ffebee;
}

.error-mensaje {
  font-size: 0.8rem;
  color: #e53935;
  font-weight: 500;
  min-height: 1rem;
  display: block;
}

.form-fila {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.btn-reservar {
  width: 100%;
  padding: 1rem;
  background: linear-gradient(135deg, var(--verde-oscuro), var(--verde-medio));
  color: var(--blanco);
  border: none;
  border-radius: var(--radio-sm);
  font-family: var(--fuente);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transicion);
  margin-top: 0.5rem;
}

.btn-reservar:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(27,94,32,0.4);
}

.mensaje-exito {
  display: none;
  align-items: center;
  gap: 1rem;
  background: #e8f5e9;
  border: 2px solid var(--verde-claro);
  border-radius: var(--radio-sm);
  padding: 1rem 1.5rem;
  margin-top: 1rem;
}

.mensaje-exito span {
  font-size: 2rem;
}

.mensaje-exito strong {
  color: var(--verde-oscuro);
  display: block;
  margin-bottom: 0.2rem;
}

.mensaje-exito p {
  font-size: 0.88rem;
  color: var(--gris-texto);
  margin: 0;
}

.mensaje-exito.visible {
  display: flex;
}

/* ========================================
   FOOTER — FLEXBOX
======================================== */
.footer {
  background: var(--negro);
  color: var(--blanco);
  padding: 4rem 2rem 1.5rem;
}

.footer-contenido {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 2.5rem;
  max-width: 1200px;
  margin: 0 auto;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-marca {
  max-width: 280px;
}

.footer-marca h3 {
  font-size: 1.4rem;
  margin-bottom: 0.8rem;
  color: var(--blanco);
}

.footer-marca p {
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.redes-sociales {
  display: flex;
  gap: 0.8rem;
}

.red-social {
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: var(--transicion);
  text-decoration: none;
}

.red-social:hover {
  background: var(--verde-medio);
  transform: translateY(-3px);
}

.footer-links h4 {
  color: var(--dorado);
  margin-bottom: 1rem;
  font-size: 1rem;
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-links a {
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  transition: var(--transicion);
}

.footer-links a:hover {
  color: var(--verde-claro);
}

.footer-contacto h4 {
  color: var(--dorado);
  margin-bottom: 1rem;
  font-size: 1rem;
}

.footer-contacto p {
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.footer-bottom {
  text-align: center;
  padding-top: 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
}

.footer-bottom p {
  color: rgba(255,255,255,0.4);
  font-size: 0.85rem;
  margin-bottom: 0.3rem;
}

.footer-bottom strong {
  color: var(--dorado);
}

/* ========================================
   RESPONSIVE — MEDIA QUERIES
======================================== */

/* TABLET — max-width: 900px */
@media (max-width: 900px) {
  .hero-content h1 {
    font-size: 2.8rem;
  }

  .nosotros-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .nosotros-imagen {
    order: -1;
  }

  .imagen-principal {
    height: 350px;
  }

  .formulario-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-contenido {
    grid-template-columns: 1fr 1fr;
  }
}

/* MÓVIL — max-width: 600px */
@media (max-width: 600px) {
  .navbar {
    padding: 0 1rem;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: var(--navbar-altura);
    left: 0;
    right: 0;
    background: var(--verde-oscuro);
    flex-direction: column;
    padding: 1rem;
    gap: 0.3rem;
    box-shadow: 0 4px 20px rgba(0,0,0,0.2);
  }

  .nav-links.abierto {
    display: flex;
  }

  .nav-link {
    padding: 0.8rem 1rem;
    border-radius: var(--radio-sm);
  }

  .menu-btn {
    display: block;
  }

  .hero-content h1 {
    font-size: 2rem;
  }

  .hero-stats {
    gap: 1.5rem;
  }

  .hero-botones {
    flex-direction: column;
    width: 100%;
  }

  .btn-primario,
  .btn-secundario {
    text-align: center;
  }

  .servicios-grid,
  .alojamientos-grid {
    grid-template-columns: 1fr;
  }

  .form-fila {
    grid-template-columns: 1fr;
  }

  .formulario-contenedor {
    padding: 1.5rem;
  }

  .footer-contenido {
    flex-direction: column;
  }

  .footer-marca {
    max-width: 100%;
  }

  .hero-stats {
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
  }
}