/* Fundación Ecológica Bacatá — estilos */
:root {
  --bosque: #1d4632;
  --bosque-2: #255a40;
  --hoja: #4f8a4b;
  --hoja-claro: #e4efdf;
  --tierra: #b8742a;
  --tierra-claro: #f3e3cc;
  --crema: #faf6ee;
  --papel: #ffffff;
  --tinta: #1f2a24;
  --tinta-suave: #4d5a52;
  --borde: #e2dccf;
  --radio: 14px;
  --sombra: 0 10px 30px -12px rgba(29, 70, 50, .25);
  --ancho: 1160px;
  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans: "Nunito Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body {
  margin: 0;
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--tinta);
  background: var(--crema);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; height: auto; }
a { color: var(--bosque-2); text-underline-offset: 3px; }
a:hover { color: var(--tierra); }
h1, h2, h3, h4 { font-family: var(--serif); color: var(--bosque); line-height: 1.2; margin: 0 0 .6em; font-weight: 600; }
h1 { font-size: clamp(2.1rem, 5vw, 3.6rem); letter-spacing: -.01em; }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.45rem); }
p { margin: 0 0 1em; }
.contenedor { width: 100%; max-width: var(--ancho); margin: 0 auto; padding: 0 20px; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.saltar { position: absolute; left: -999px; top: 8px; background: var(--bosque); color: #fff; padding: 8px 14px; border-radius: 8px; z-index: 100; }
.saltar:focus { left: 8px; }

/* ---------- Encabezado ---------- */
.cabecera {
  position: sticky; top: 0; z-index: 50;
  background: rgba(250, 246, 238, .94);
  backdrop-filter: saturate(1.4) blur(8px);
  border-bottom: 1px solid var(--borde);
}
.cabecera .contenedor { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 76px; }
.marca { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--bosque); }
.marca img { width: 52px; height: 52px; border-radius: 50%; object-fit: cover; background: var(--hoja-claro); }
.marca span { font-family: var(--serif); font-weight: 600; line-height: 1.1; font-size: 1.05rem; }
.marca small { display: block; font-family: var(--sans); font-weight: 600; font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--hoja); }

.nav ul { list-style: none; margin: 0; padding: 0; }
.nav > ul { display: flex; align-items: center; gap: 2px; }
.nav a, .nav button.sub-toggle {
  display: block; padding: 10px 12px; border-radius: 10px;
  color: var(--tinta); text-decoration: none; font-weight: 600; font-size: .95rem;
  background: none; border: 0; font-family: inherit; cursor: pointer;
}
.nav a:hover, .nav a[aria-current="page"] { color: var(--bosque); background: var(--hoja-claro); }
.nav li { position: relative; }
.nav .submenu {
  position: absolute; top: 100%; left: 0; min-width: 240px;
  background: var(--papel); border: 1px solid var(--borde); border-radius: 12px;
  box-shadow: var(--sombra); padding: 8px;
  opacity: 0; visibility: hidden; transform: translateY(6px); transition: .18s ease;
}
.nav li:hover > .submenu, .nav li:focus-within > .submenu { opacity: 1; visibility: visible; transform: none; }
.nav .submenu a { font-weight: 500; }
.nav .tiene-sub > a::after { content: ""; display: inline-block; width: 6px; height: 6px; margin-left: 7px; border-right: 2px solid currentColor; border-bottom: 2px solid currentColor; transform: translateY(-3px) rotate(45deg); opacity: .6; }
.nav .btn-contacto { background: var(--bosque); color: #fff; margin-left: 8px; }
.nav .btn-contacto:hover { background: var(--bosque-2); color: #fff; }
.menu-toggle { display: none; background: none; border: 1px solid var(--borde); border-radius: 10px; padding: 10px; cursor: pointer; }
.menu-toggle span { display: block; width: 22px; height: 2px; background: var(--bosque); margin: 4px 0; transition: .2s; }

@media (max-width: 1300px) {
  .menu-toggle { display: block; }
  .nav {
    position: fixed; inset: 76px 0 0 0; background: var(--crema);
    overflow-y: auto; padding: 12px 20px 40px;
    opacity: 0; transform: translateY(-8px); transition: opacity .2s ease, transform .2s ease, visibility .2s; visibility: hidden; pointer-events: none;
  }
  .nav.abierto { opacity: 1; transform: none; visibility: visible; pointer-events: auto; }
  .nav > ul { flex-direction: column; align-items: stretch; }
  .nav a { padding: 12px 10px; font-size: 1.05rem; }
  .nav .submenu { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; border: 0; background: none; padding: 0 0 6px 14px; min-width: 0; }
  .nav .submenu a { font-size: .98rem; color: var(--tinta-suave); padding: 8px 10px; }
  .nav .tiene-sub > a::after { display: none; }
  .nav .btn-contacto { margin: 10px 0 0; text-align: center; }
  body.menu-abierto { overflow: hidden; }
  .menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
}

/* ---------- Hero ---------- */
.hero {
  position: relative; color: #fff; overflow: hidden;
  background: var(--bosque) center/cover no-repeat;
}
.hero::before { content: ""; position: absolute; inset: 0; background: linear-gradient(100deg, rgba(20, 48, 34, .88) 0%, rgba(20, 48, 34, .55) 55%, rgba(20, 48, 34, .25) 100%); }
.hero .contenedor { position: relative; padding-top: clamp(80px, 14vw, 170px); padding-bottom: clamp(80px, 12vw, 150px); }
.hero h1 { color: #fff; max-width: 15ch; }
.hero p { max-width: 58ch; font-size: 1.15rem; color: rgba(255,255,255,.9); }
.hero .etiqueta { display: inline-block; font-size: .78rem; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; color: var(--tierra-claro); margin-bottom: 14px; }
.hero-pagina .contenedor { padding-top: clamp(60px, 9vw, 110px); padding-bottom: clamp(50px, 7vw, 90px); }
.hero-pagina h1 { max-width: 22ch; }
.botones { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.btn {
  display: inline-flex; align-items: center; gap: 8px; padding: 13px 22px; border-radius: 999px;
  font-weight: 700; text-decoration: none; border: 2px solid transparent; transition: .18s; cursor: pointer; font-family: inherit; font-size: 1rem;
}
.btn-primario { background: var(--tierra); color: #fff; }
.btn-primario:hover { background: #9e6222; color: #fff; }
.btn-claro { border-color: rgba(255,255,255,.7); color: #fff; }
.btn-claro:hover { background: #fff; color: var(--bosque); }
.btn-verde { background: var(--bosque); color: #fff; }
.btn-verde:hover { background: var(--bosque-2); color: #fff; }

/* ---------- Secciones ---------- */
.seccion { padding: clamp(56px, 8vw, 100px) 0; }
.seccion-alterna { background: var(--papel); }
.seccion-verde { background: var(--bosque); color: #e9f1ea; }
.seccion-verde h2, .seccion-verde h3 { color: #fff; }
.seccion-verde a { color: var(--tierra-claro); }
.sobretitulo { display: block; font-size: .8rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; color: var(--hoja); margin-bottom: 10px; }
.seccion-verde .sobretitulo { color: var(--tierra-claro); }
.intro { max-width: 62ch; font-size: 1.12rem; color: var(--tinta-suave); }
.seccion-verde .intro { color: #d5e4d8; }
.dos-col { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(28px, 5vw, 64px); align-items: center; }
.dos-col.invertido > :first-child { order: 2; }
@media (max-width: 860px) { .dos-col { grid-template-columns: 1fr; } .dos-col.invertido > :first-child { order: 0; } }
.foto { border-radius: var(--radio); overflow: hidden; box-shadow: var(--sombra); background: var(--hoja-claro); }
.foto img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4 / 3; }
.collage { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.collage .foto:first-child { grid-row: span 2; }
.collage .foto:first-child img { aspect-ratio: auto; height: 100%; }

.tarjetas { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 20px; margin-top: 36px; }
.tarjeta {
  background: var(--papel); border: 1px solid var(--borde); border-radius: var(--radio);
  padding: 26px; transition: .2s; position: relative;
}
.tarjeta:hover { transform: translateY(-3px); box-shadow: var(--sombra); }
.tarjeta h3 { margin-bottom: .4em; }
.tarjeta p { color: var(--tinta-suave); margin: 0; font-size: 1rem; }
.tarjeta .icono { width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; background: var(--hoja-claro); color: var(--bosque); margin-bottom: 16px; }
.tarjeta .icono svg { width: 24px; height: 24px; }
.tarjeta a.cubrir::after { content: ""; position: absolute; inset: 0; }
.tarjeta a.cubrir { text-decoration: none; color: inherit; }
.seccion-verde .tarjeta { background: rgba(255,255,255,.06); border-color: rgba(255,255,255,.14); }
.seccion-verde .tarjeta p { color: #d5e4d8; }
.seccion-verde .tarjeta h3 { color: #fff; }
.seccion-verde .tarjeta .icono { background: rgba(255,255,255,.12); color: var(--tierra-claro); }

.mision-vision { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 32px; }
@media (max-width: 760px) { .mision-vision { grid-template-columns: 1fr; } }
.cita { background: var(--papel); border-left: 5px solid var(--hoja); border-radius: var(--radio); padding: 26px 28px; box-shadow: var(--sombra); }
.cita h3 { font-size: 1rem; font-family: var(--sans); font-weight: 800; letter-spacing: .14em; text-transform: uppercase; color: var(--hoja); }
.cita p { font-family: var(--serif); font-size: 1.15rem; line-height: 1.55; color: var(--tinta); margin: 0; }

/* Línea de tiempo */
.linea { position: relative; margin: 40px 0 0; padding: 0; list-style: none; }
.linea::before { content: ""; position: absolute; left: 11px; top: 6px; bottom: 6px; width: 2px; background: var(--borde); }
.linea > li { position: relative; padding: 0 0 30px 44px; }
.linea > li::before { content: ""; position: absolute; left: 3px; top: 6px; width: 18px; height: 18px; border-radius: 50%; background: var(--crema); border: 4px solid var(--hoja); }
.linea .anio { font-family: var(--serif); font-weight: 700; font-size: 1.35rem; color: var(--bosque); display: block; margin-bottom: 6px; }
.linea ul { margin: 0; padding-left: 1.1em; color: var(--tinta-suave); }
.linea ul li { margin-bottom: .55em; }

/* Pasos (huerta) */
.pasos { counter-reset: paso; display: grid; gap: 28px; margin-top: 40px; }
.paso { display: grid; grid-template-columns: 1fr 1.1fr; gap: 28px; align-items: center; background: var(--papel); border: 1px solid var(--borde); border-radius: var(--radio); padding: 22px; }
.paso:nth-child(even) > .foto { order: 2; }
.paso h3::before { counter-increment: paso; content: counter(paso, decimal-leading-zero); display: block; font-family: var(--sans); font-size: .8rem; font-weight: 800; letter-spacing: .14em; color: var(--tierra); margin-bottom: 6px; }
.paso .fotos-paso { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.paso .fotos-paso .foto img { aspect-ratio: 1; }
@media (max-width: 760px) { .paso { grid-template-columns: 1fr; } .paso:nth-child(even) > .foto { order: 0; } }

/* Listas */
.lista-check { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.lista-check li { position: relative; padding-left: 34px; }
.lista-check li::before { content: ""; position: absolute; left: 0; top: 3px; width: 22px; height: 22px; border-radius: 50%; background: var(--hoja-claro) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231d4632' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E") center/13px no-repeat; }
.reglamento { counter-reset: regla; list-style: none; padding: 0; margin: 24px 0 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 14px; }
.reglamento li { counter-increment: regla; background: var(--papel); border: 1px solid var(--borde); border-radius: 12px; padding: 16px 18px 16px 60px; position: relative; }
.reglamento li::before { content: counter(regla); position: absolute; left: 16px; top: 14px; width: 30px; height: 30px; border-radius: 50%; background: var(--bosque); color: #fff; font-weight: 800; display: grid; place-items: center; font-size: .9rem; }

/* Galerías */
.galeria { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 12px; margin-top: 28px; }
.galeria.grande { grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }
.galeria figure { margin: 0; }
.galeria button { all: unset; display: block; width: 100%; cursor: zoom-in; border-radius: 12px; overflow: hidden; background: var(--hoja-claro); position: relative; }
.galeria button:focus-visible { outline: 3px solid var(--tierra); outline-offset: 3px; }
.galeria img { width: 100%; aspect-ratio: 1; object-fit: cover; transition: transform .35s ease; }
.galeria.contener img { object-fit: contain; background: #fff; }
.galeria button:hover img { transform: scale(1.04); }
.galeria figcaption { font-size: .92rem; color: var(--tinta-suave); padding: 8px 2px 0; line-height: 1.4; }
.subnav { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.subnav a { padding: 8px 16px; border-radius: 999px; background: var(--papel); border: 1px solid var(--borde); text-decoration: none; font-weight: 700; font-size: .92rem; color: var(--bosque); }
.subnav a:hover { background: var(--hoja-claro); color: var(--bosque); }
.hero .subnav a { background: rgba(255,255,255,.12); border-color: rgba(255,255,255,.3); color: #fff; }
.hero .subnav a:hover { background: #fff; color: var(--bosque); }

/* Lightbox */
.lightbox { position: fixed; inset: 0; background: rgba(12, 22, 16, .94); z-index: 200; display: none; align-items: center; justify-content: center; padding: 56px 16px; }
.lightbox.abierto { display: flex; }
.lightbox img { max-height: 100%; max-width: 100%; object-fit: contain; border-radius: 6px; }
.lightbox button { position: absolute; background: rgba(255,255,255,.12); color: #fff; border: 0; width: 48px; height: 48px; border-radius: 50%; font-size: 1.5rem; cursor: pointer; }
.lightbox button:hover { background: rgba(255,255,255,.25); }
.lightbox .cerrar { top: 14px; right: 14px; }
.lightbox .ant { left: 14px; top: 50%; transform: translateY(-50%); }
.lightbox .sig { right: 14px; top: 50%; transform: translateY(-50%); }
.lightbox .pie { position: absolute; bottom: 16px; left: 0; right: 0; text-align: center; color: #dfe9e1; font-size: .95rem; padding: 0 70px; }

/* Redes */
.redes-grid { display: grid; grid-template-columns: 1.35fr 1fr; gap: 28px; margin-top: 36px; align-items: start; }
@media (max-width: 900px) { .redes-grid { grid-template-columns: 1fr; } }
.panel { background: var(--papel); border: 1px solid var(--borde); border-radius: var(--radio); padding: 22px; }
.panel-cab { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.panel-cab h3 { margin: 0; display: flex; align-items: center; gap: 10px; font-size: 1.2rem; }
.panel-cab svg { width: 24px; height: 24px; }
.panel-cab a { font-weight: 700; font-size: .92rem; }
.ig-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.ig-grid a { position: relative; display: block; border-radius: 10px; overflow: hidden; background: var(--hoja-claro); aspect-ratio: 1; }
.ig-grid img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s; }
.ig-grid a:hover img { transform: scale(1.05); }
.ig-grid .tipo { position: absolute; top: 8px; right: 8px; width: 22px; height: 22px; color: #fff; filter: drop-shadow(0 1px 2px rgba(0,0,0,.5)); }
.ig-grid .esqueleto { background: linear-gradient(90deg, var(--hoja-claro), #f1f6ee, var(--hoja-claro)); background-size: 200% 100%; animation: brillo 1.4s infinite; border-radius: 10px; aspect-ratio: 1; }
@keyframes brillo { to { background-position: -200% 0; } }
.ig-vacio { text-align: center; padding: 40px 16px; color: var(--tinta-suave); }
.ig-vacio p { margin-bottom: 16px; }
.fb-marco { width: 100%; display: flex; justify-content: center; overflow: hidden; border-radius: 10px; }
.fb-marco iframe { border: 0; width: 100%; max-width: 500px; height: 620px; }
.yt-card { display: flex; align-items: center; gap: 14px; margin-top: 18px; padding: 16px 18px; border-radius: 12px; background: var(--papel); border: 1px solid var(--borde); text-decoration: none; color: var(--tinta); font-weight: 700; }
.yt-card svg { width: 34px; height: 34px; color: #d62f2f; flex: none; }
.yt-card small { display: block; font-weight: 500; color: var(--tinta-suave); }

/* Contacto */
.contacto-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(28px, 5vw, 60px); }
@media (max-width: 860px) { .contacto-grid { grid-template-columns: 1fr; } }
.dato { display: flex; gap: 14px; margin-bottom: 20px; }
.dato svg { width: 22px; height: 22px; flex: none; margin-top: 4px; color: var(--tierra-claro); }
.dato strong { display: block; color: #fff; }
.formulario { background: var(--papel); color: var(--tinta); border-radius: var(--radio); padding: clamp(22px, 4vw, 34px); box-shadow: 0 20px 50px -20px rgba(0,0,0,.4); }
.formulario .fila { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 560px) { .formulario .fila { grid-template-columns: 1fr; } }
.formulario label { display: block; font-weight: 700; font-size: .9rem; margin-bottom: 6px; color: var(--bosque); }
.formulario .campo { margin-bottom: 16px; }
.formulario input, .formulario textarea {
  width: 100%; padding: 12px 14px; border: 1.5px solid var(--borde); border-radius: 10px;
  font: inherit; font-size: 1rem; background: var(--crema); color: var(--tinta);
}
.formulario input:focus, .formulario textarea:focus { outline: none; border-color: var(--hoja); background: #fff; box-shadow: 0 0 0 4px var(--hoja-claro); }
.formulario textarea { min-height: 130px; resize: vertical; }
.formulario .estado { margin: 14px 0 0; font-weight: 700; min-height: 1.5em; }
.formulario .estado.ok { color: var(--hoja); }
.formulario .estado.error { color: #b3261e; }
.hp { position: absolute; left: -5000px; }

/* Aviso contenido pendiente */
.aviso { background: var(--tierra-claro); border-radius: 12px; padding: 16px 20px; color: #6d4415; font-weight: 600; }

/* Pie */
.pie-pagina { background: #13301f; color: #bcd0c1; padding: 56px 0 28px; font-size: .95rem; }
.pie-pagina .columnas { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 32px; }
@media (max-width: 760px) { .pie-pagina .columnas { grid-template-columns: 1fr; } }
.pie-pagina h4 { color: #fff; font-family: var(--sans); font-size: .8rem; letter-spacing: .14em; text-transform: uppercase; margin-bottom: 14px; }
.pie-pagina a { color: #dfe9e1; text-decoration: none; }
.pie-pagina a:hover { color: var(--tierra-claro); }
.pie-pagina ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.pie-pagina .marca span { color: #fff; }
.sociales { display: flex; gap: 10px; margin-top: 18px; }
.sociales a { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 50%; background: rgba(255,255,255,.08); }
.sociales a:hover { background: var(--tierra); color: #fff; }
.sociales svg { width: 20px; height: 20px; }
.pie-pagina .legal { border-top: 1px solid rgba(255,255,255,.1); margin-top: 40px; padding-top: 20px; font-size: .88rem; }

/* Animación de entrada */
.aparecer { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.aparecer.visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .aparecer { opacity: 1; transform: none; transition: none; }
  * { animation: none !important; transition: none !important; }
}

/* Ajustes móviles */
.redes-grid > *, .dos-col > *, .contacto-grid > * { min-width: 0; }
.panel-cab { flex-wrap: wrap; }
.panel-cab a, .ig-vacio .btn { overflow-wrap: anywhere; }
.btn { max-width: 100%; text-align: center; justify-content: center; }
.nav a, .nav button.sub-toggle { white-space: nowrap; }
.nav > ul > li > a { padding: 9px 9px; font-size: .92rem; }
.marca { flex: none; }
.cabecera .contenedor { max-width: 1260px; }
@media (max-width: 1300px) {
  /* backdrop-filter crea un bloque contenedor para position:fixed; se quita en móvil */
  .cabecera { backdrop-filter: none; -webkit-backdrop-filter: none; background: var(--crema); }
}
.paso .galeria img { aspect-ratio: 4 / 3; }

/* Mapa */
.mapa-marco { margin-top: 28px; border-radius: var(--radio); overflow: hidden; box-shadow: var(--sombra); background: var(--hoja-claro); aspect-ratio: 16 / 7; min-height: 320px; }
.mapa-marco iframe { width: 100%; height: 100%; border: 0; display: block; }
@media (max-width: 700px) { .mapa-marco { aspect-ratio: 4 / 5; } }
.nota-llegada { display: flex; gap: 16px; margin-top: 26px; padding: 20px 22px; background: var(--tierra-claro); border-left: 5px solid var(--tierra); border-radius: 12px; color: #4a3212; }
.nota-llegada strong { display: block; font-family: var(--serif); font-size: 1.2rem; color: #6d4415; margin-bottom: 4px; }
.nota-llegada p { margin: 0 0 8px; }
.nota-llegada ol { margin: 0; padding-left: 1.2em; }
.nota-llegada li { margin-bottom: 4px; }
.nota-icono svg { width: 28px; height: 28px; color: var(--tierra); flex: none; margin-top: 2px; }