/* =============================================
   La María Mercedes — Estilos del sitio público
   ============================================= */

/* === Variables === */
:root {
  --verde:        #2c5f2e;
  --verde-medio:  #4a8c4e;
  --verde-claro:  #e8f5e9;
  --dorado:       #c9a24c;
  --crema:        #faf7f2;
  --gris-claro:   #f0ebe4;
  --marron:       #3d2b1f;
  --marron-medio: #7a5c4a;
  --blanco:       #ffffff;
  --wa-verde:     #25d366;
  --sombra-s:     0 2px 8px rgba(0,0,0,.08);
  --sombra-m:     0 4px 20px rgba(0,0,0,.12);
  --radio:        12px;
  --transicion:   .25s ease;
}

/* === Reset & base === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html  { scroll-behavior: smooth; }
body  { font-family: 'Lato', sans-serif; font-size: 1rem; line-height: 1.65; color: var(--marron); background: var(--crema); }
img   { display: block; max-width: 100%; height: auto; }
a     { color: inherit; text-decoration: none; }
ul    { list-style: none; }
button { cursor: pointer; font-family: inherit; }

/* === Tipografía === */
h1, h2, h3, h4 { font-family: 'Playfair Display', Georgia, serif; line-height: 1.2; }

/* === Layout === */
.contenedor         { max-width: 1160px; margin: 0 auto; padding: 0 1.25rem; }
.contenedor-angosto { max-width: 760px; }
.texto-centrado     { text-align: center; }

/* === Botones === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .75rem 1.6rem;
  border-radius: 50px;
  font-weight: 700;
  font-size: .95rem;
  transition: transform var(--transicion), box-shadow var(--transicion), background var(--transicion), color var(--transicion);
  border: 2px solid transparent;
  white-space: nowrap;
}
.btn:hover  { transform: translateY(-2px); box-shadow: var(--sombra-m); }
.btn:active { transform: translateY(0); }
.btn-grande { padding: .9rem 2rem; font-size: 1.05rem; }

.btn-primario         { background: var(--verde); color: var(--blanco); }
.btn-primario:hover   { background: var(--verde-medio); }

.btn-secundario       { background: transparent; color: var(--verde); border-color: var(--verde); }
.btn-secundario:hover { background: var(--verde); color: var(--blanco); }

/* Para usar sobre fotos / fondos oscuros */
.btn-outline-blanco       { background: rgba(255,255,255,.12); color: var(--blanco); border-color: rgba(255,255,255,.8); backdrop-filter: blur(4px); }
.btn-outline-blanco:hover { background: rgba(255,255,255,.28); border-color: var(--blanco); }

.btn-claro       { background: var(--blanco); color: var(--verde); }
.btn-claro:hover { background: var(--crema); }

.btn-wa          { background: var(--wa-verde); color: var(--blanco); border-color: transparent; }
.btn-wa:hover    { background: #1ebe5d; }

/* === WhatsApp flotante === */
.wa-flotante {
  position: fixed;
  bottom: 1.75rem; right: 1.75rem;
  z-index: 999;
  width: 58px; height: 58px;
  border-radius: 50%;
  background: var(--wa-verde);
  color: var(--blanco);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,.45);
  transition: transform var(--transicion), box-shadow var(--transicion);
}
.wa-flotante:hover { transform: scale(1.1); box-shadow: 0 6px 28px rgba(37,211,102,.6); }

/* === Navbar === */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1rem 0;
  transition: background var(--transicion), box-shadow var(--transicion), padding var(--transicion);
}
.navbar.scrolled { background: var(--blanco); box-shadow: var(--sombra-s); padding: .6rem 0; }

.nav-contenedor {
  max-width: 1160px; margin: 0 auto; padding: 0 1.25rem;
  display: flex; align-items: center; justify-content: space-between;
}

.logo-nombre {
  font-family: 'Playfair Display', serif;
  font-size: 1.2rem; font-weight: 700;
  color: var(--blanco);
  text-shadow: 0 1px 4px rgba(0,0,0,.4);
  transition: color var(--transicion), text-shadow var(--transicion);
}
.navbar.scrolled .logo-nombre { color: var(--verde); text-shadow: none; }

.nav-menu { display: flex; align-items: center; gap: .25rem; }

.nav-menu a {
  padding: .4rem .75rem;
  border-radius: 6px;
  font-size: .9rem; font-weight: 700;
  color: rgba(255,255,255,.92);
  text-shadow: 0 1px 3px rgba(0,0,0,.3);
  transition: color var(--transicion), background var(--transicion);
}
.navbar.scrolled .nav-menu a             { color: var(--marron); text-shadow: none; }
.nav-menu a:hover, .nav-menu a.activo    { color: var(--blanco); background: rgba(255,255,255,.2); }
.navbar.scrolled .nav-menu a:hover,
.navbar.scrolled .nav-menu a.activo     { color: var(--verde); background: var(--verde-claro); }

.nav-instagram { display: flex; align-items: center; padding: .4rem .6rem !important; }

/* Hamburguesa */
.nav-hamburguesa {
  display: none;
  flex-direction: column; gap: 5px;
  background: none; border: none;
  padding: .5rem; z-index: 101;
}
.nav-hamburguesa span {
  display: block; width: 24px; height: 2px;
  background: var(--blanco); border-radius: 2px;
  transition: background var(--transicion);
}
.navbar.scrolled .nav-hamburguesa span { background: var(--marron); }

/* === Hero === */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  text-align: center;
  overflow: hidden;
  padding: 6rem 1.25rem 4rem;
}

.hero-bg {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  transform: scale(1.03);
}
.hero-bg-default {
  background: linear-gradient(135deg, #1a4a1c 0%, #2c7d31 40%, #4a8c4e 70%, #c9a24c 100%);
}
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,.4) 0%, rgba(0,0,0,.25) 50%, rgba(0,0,0,.55) 100%);
}

.hero-contenido { position: relative; z-index: 2; max-width: 760px; width: 100%; }

.hero-subtitulo {
  font-size: .85rem; font-weight: 700;
  letter-spacing: .15em; text-transform: uppercase;
  color: var(--dorado); margin-bottom: 1rem;
}
.hero-titulo {
  font-size: clamp(2.2rem, 7vw, 5rem);
  color: var(--blanco);
  text-shadow: 0 2px 20px rgba(0,0,0,.5);
  margin-bottom: 1rem;
}
.hero-bajada {
  font-size: clamp(.95rem, 2.5vw, 1.2rem);
  color: rgba(255,255,255,.88);
  max-width: 540px; margin: 0 auto 2rem;
}
.hero-botones {
  display: flex; gap: 1rem;
  justify-content: center; flex-wrap: wrap;
}

.hero-scroll {
  position: absolute; bottom: 2rem; left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,.7);
  animation: rebotar 2s ease-in-out infinite;
  z-index: 2;
}
@keyframes rebotar {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(8px); }
}

/* === Secciones === */
.seccion        { padding: 5rem 0; }
.seccion-clara  { background: var(--crema); }
.seccion-oscura { background: var(--verde); }

.seccion-encabezado { margin-bottom: 3rem; }
.seccion-titulo { font-size: clamp(1.6rem, 4vw, 2.5rem); color: var(--verde); margin-bottom: .75rem; }
.seccion-texto  { font-size: 1.05rem; color: var(--marron-medio); max-width: 640px; margin: 0 auto; }
.titulo-claro   { color: var(--blanco); }

.etiqueta {
  display: inline-block;
  font-size: .78rem; font-weight: 700;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--dorado); margin-bottom: .75rem;
}
.etiqueta-clara { color: rgba(255,255,255,.7); }

.dato-destacado {
  display: inline-flex; align-items: center; gap: .5rem;
  margin-top: 1.25rem;
  background: var(--verde-claro); color: var(--verde);
  padding: .5rem 1.25rem; border-radius: 50px;
  font-weight: 700; font-size: .95rem;
}

/* === Servicios === */
.grilla-servicios {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1.5rem;
}
.grilla-servicios-grande {
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 2rem;
}
.card-servicio {
  background: var(--blanco);
  border-radius: var(--radio);
  padding: 2rem 1.5rem; text-align: center;
  box-shadow: var(--sombra-s);
  transition: transform var(--transicion), box-shadow var(--transicion);
}
.card-servicio:hover  { transform: translateY(-4px); box-shadow: var(--sombra-m); }
.card-servicio-grande { padding: 2.5rem 2rem; }

.card-icono {
  width: 64px; height: 64px; border-radius: 50%;
  background: var(--verde-claro); color: var(--verde);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1.25rem;
}
.card-icono svg { width: 32px; height: 32px; }
.card-titulo    { font-size: 1.05rem; color: var(--verde); margin-bottom: .5rem; }
.card-texto     { font-size: .9rem; color: var(--marron-medio); }

/* === Galería preview (home) === */
.grilla-fotos-preview {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 200px;
  gap: .75rem;
}
.foto-preview {
  display: block; position: relative;
  overflow: hidden; border-radius: var(--radio);
  background: #333;
}
.foto-preview.foto-grande { grid-column: span 2; grid-row: span 2; }
.foto-preview img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.foto-preview:hover img { transform: scale(1.06); }

.foto-overlay {
  position: absolute; inset: 0;
  background: rgba(0,0,0,.3); color: var(--blanco);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity var(--transicion);
}
.foto-preview:hover .foto-overlay { opacity: 1; }

/* === Galería completa === */
.grilla-galeria {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
}
.galeria-item {
  position: relative; overflow: hidden;
  border-radius: var(--radio); aspect-ratio: 4/3;
  background: var(--gris-claro);
  border: none; padding: 0; cursor: zoom-in;
}
.galeria-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.galeria-item:hover img { transform: scale(1.06); }

.galeria-item-overlay {
  position: absolute; bottom: 0; left: 0; right: 0;
  background: linear-gradient(transparent, rgba(0,0,0,.65));
  color: var(--blanco);
  padding: 1.5rem .75rem .75rem;
  font-size: .875rem; font-weight: 700; text-align: left;
  opacity: 0; transition: opacity var(--transicion);
}
.galeria-item:hover .galeria-item-overlay { opacity: 1; }

/* === Lightbox === */
.lightbox {
  position: fixed; inset: 0; z-index: 1000;
  background: rgba(0,0,0,.92);
  display: flex; align-items: center; justify-content: center;
  padding: 1rem;
}
.lightbox[hidden] { display: none; }
.lightbox-contenido { position: relative; max-width: 90vw; max-height: 90vh; text-align: center; }
.lightbox-contenido img { max-width: 100%; max-height: 85vh; object-fit: contain; border-radius: var(--radio); }
.lightbox-caption { color: rgba(255,255,255,.8); margin-top: .75rem; font-size: .9rem; }

.lightbox-cerrar, .lightbox-prev, .lightbox-next {
  position: fixed;
  background: rgba(255,255,255,.15); color: var(--blanco);
  border: none; border-radius: 50%;
  width: 48px; height: 48px; font-size: 1.5rem;
  display: flex; align-items: center; justify-content: center;
  transition: background var(--transicion);
}
.lightbox-cerrar:hover, .lightbox-prev:hover, .lightbox-next:hover { background: rgba(255,255,255,.3); }
.lightbox-cerrar { top: 1.25rem; right: 1.25rem; font-size: 1.75rem; }
.lightbox-prev   { left: 1.25rem;  top: 50%; transform: translateY(-50%); font-size: 2rem; }
.lightbox-next   { right: 1.25rem; top: 50%; transform: translateY(-50%); font-size: 2rem; }

/* === Página interior === */
.pagina-encabezado {
  padding: 8rem 1.25rem 4rem;
  background: linear-gradient(135deg, var(--verde) 0%, #1a3d1c 100%);
  text-align: center;
}
.pagina-titulo    { font-size: clamp(1.8rem, 5vw, 3.5rem); color: var(--blanco); margin-bottom: .75rem; }
.pagina-subtitulo { font-size: 1.05rem; color: rgba(255,255,255,.8); max-width: 560px; margin: 0 auto; }

/* === Contacto === */
.contacto-grilla {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  align-items: stretch;
}

.contacto-card {
  background: var(--blanco);
  border-radius: var(--radio);
  padding: 2rem;
  box-shadow: var(--sombra-s);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.contacto-card h2 { font-size: 1.25rem; color: var(--verde); margin-bottom: .5rem; }
.contacto-card p  { color: var(--marron-medio); font-size: .95rem; flex: 1; margin-bottom: 1.25rem; }
.contacto-card .btn { margin-top: auto; }

.contacto-card-principal { border: 2px solid var(--wa-verde); }

/* Mapa full-width: bloque directo del body, sin restricción de ancho */
.mapa-fullwidth { line-height: 0; }
.mapa-fullwidth iframe {
  display: block;
  width: 100%;
  height: 500px;
  border: 0;
}

.contacto-icono {
  width: 72px; height: 72px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1rem;
  flex-shrink: 0;
}
.contacto-icono-wa   { background: #e8f8ee; color: var(--wa-verde); }
.contacto-icono-ig   { background: #fce8f3; color: #c13584; }
.contacto-icono-maps { background: #e8eef8; color: #1a73e8; }

/* === Texto vacío === */
.texto-vacio { color: var(--marron-medio); font-style: italic; padding: 2rem 0; }

/* === Footer === */
.footer { background: var(--marron); color: rgba(255,255,255,.8); padding: 4rem 0 0; }
.footer-contenedor {
  max-width: 1160px; margin: 0 auto; padding: 0 1.25rem;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 2.5rem;
}
.footer-titulo { color: var(--blanco); font-size: 1rem; margin-bottom: 1rem; }
.footer-texto  { font-size: .9rem; line-height: 1.7; }
.footer-lista  { display: flex; flex-direction: column; gap: .6rem; }
.footer-lista li  { display: flex; align-items: center; gap: .5rem; font-size: .9rem; }
.footer-lista svg { flex-shrink: 0; }
.footer-lista a   { color: rgba(255,255,255,.8); transition: color var(--transicion); }
.footer-lista a:hover { color: var(--blanco); }
.footer-bottom {
  text-align: center; padding: 1.5rem; margin-top: 3rem;
  border-top: 1px solid rgba(255,255,255,.1);
  font-size: .85rem; color: rgba(255,255,255,.5);
}

/* =============================================
   Responsive
   ============================================= */

@media (max-width: 1024px) {
  .grilla-fotos-preview { grid-template-columns: repeat(3, 1fr); grid-auto-rows: 180px; }
  .foto-preview.foto-grande { grid-column: span 2; grid-row: span 2; }
}

@media (max-width: 768px) {
  /* Navbar */
  .nav-hamburguesa { display: flex; }

  .nav-menu {
    position: fixed;
    top: 0; right: 0;
    width: min(300px, 82vw);
    height: 100dvh;
    background: var(--blanco);
    flex-direction: column; align-items: flex-start;
    gap: 0;
    padding: 5rem 1.25rem 2rem;
    box-shadow: -4px 0 20px rgba(0,0,0,.15);
    transform: translateX(110%);
    transition: transform .3s ease;
    z-index: 100; overflow-y: auto;
  }
  .nav-menu.abierto { transform: translateX(0); }

  .nav-menu a {
    width: 100%; padding: .85rem .75rem;
    color: var(--marron) !important; text-shadow: none !important;
    font-size: 1rem; border-radius: 0;
    border-bottom: 1px solid var(--gris-claro);
  }
  .nav-menu a:hover,
  .nav-menu a.activo { background: var(--gris-claro) !important; color: var(--verde) !important; }
  .nav-instagram { padding: .85rem .75rem !important; }

  /* Secciones */
  .seccion { padding: 3.5rem 0; }

  /* Galería preview */
  .grilla-fotos-preview { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 150px; }
  .foto-preview.foto-grande { grid-column: span 2; grid-row: span 1; }

  /* Galería */
  .grilla-galeria { grid-template-columns: repeat(2, 1fr); }

  /* Contacto: columna única en mobile */
  .contacto-grilla { grid-template-columns: 1fr; }

  /* Mapa: altura razonable en mobile */
  .mapa-fullwidth iframe { height: 280px; }

  /* Footer: 2 columnas; padding extra para que el botón flotante no tape el contenido */
  .footer-contenedor { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .footer-bottom     { padding-bottom: 5.5rem; }

  /* Lightbox */
  .lightbox-prev { left: .5rem; }
  .lightbox-next { right: .5rem; }
}

@media (max-width: 480px) {
  /* Hero: botones apilados */
  .hero { padding: 5rem 1rem 3rem; }
  .hero-botones { flex-direction: column; align-items: center; }
  .hero-botones .btn { width: 100%; max-width: 280px; }

  /* Servicios: 2 columnas compactas */
  .grilla-servicios { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
  .card-servicio    { padding: 1.5rem 1rem; }
  .card-icono       { width: 52px; height: 52px; }
  .card-icono svg   { width: 26px; height: 26px; }

  /* Galería */
  .grilla-galeria { grid-template-columns: repeat(2, 1fr); gap: .6rem; }

  /* Galería preview */
  .grilla-fotos-preview { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 120px; }

  /* Footer: 1 columna */
  .footer-contenedor { grid-template-columns: 1fr; gap: 1.75rem; }

  /* Encabezado páginas interiores */
  .pagina-encabezado { padding: 6rem 1rem 2.5rem; }

  /* Botones */
  .btn-grande { padding: .8rem 1.5rem; font-size: .95rem; }
}

@media (max-width: 360px) {
  .grilla-servicios { grid-template-columns: 1fr; }
  .grilla-galeria   { grid-template-columns: 1fr; }
}