/* Corporación Cuenca Lago Ranco — v1.03 */
:root {
  --azul: #1b4965;
  --azul-oscuro: #12344a;
  --celeste: #5fa8d3;
  --verde: #4c956c;
  --arena: #f4f1ea;
  --blanco: #ffffff;
  --texto: #2b3440;
  --gris: #6b7683;
  --sombra: 0 8px 30px rgba(18, 52, 74, .12);
  --radio: 14px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  color: var(--texto);
  background: var(--blanco);
  line-height: 1.65;
}
img { max-width: 100%; display: block; }
a { color: var(--azul); text-decoration: none; }
h1, h2, h3, h4 { font-family: 'Playfair Display', Georgia, serif; color: var(--azul-oscuro); line-height: 1.2; }

.container { max-width: 1150px; margin: 0 auto; padding: 0 24px; }

/* ---------- Header ---------- */
.topbar {
  background: var(--azul-oscuro);
  color: #cfe4f2;
  font-size: .82rem;
  padding: 6px 0;
}
.topbar .container { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; }
.topbar a { color: #cfe4f2; }
.topbar a:hover { color: #fff; }

header.site {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(8px);
  box-shadow: 0 2px 12px rgba(18,52,74,.08);
}
.nav { display: flex; align-items: center; justify-content: space-between; padding: 12px 0; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand img { height: 52px; width: auto; }
.brand span { font-family: 'Playfair Display', serif; font-weight: 700; color: var(--azul-oscuro); font-size: 1.05rem; line-height: 1.15; max-width: 240px; }
nav.menu { display: flex; gap: 4px; align-items: center; flex-wrap: wrap; }
nav.menu a {
  padding: 8px 13px; border-radius: 8px; font-size: .93rem; font-weight: 500; color: var(--texto);
}
nav.menu a:hover { background: var(--arena); color: var(--azul); }
nav.menu a.activo { background: var(--azul); color: #fff; }
.menu-toggle { display: none; background: none; border: none; font-size: 1.7rem; color: var(--azul-oscuro); cursor: pointer; }

/* ---------- Hero ---------- */
.hero {
  position: relative; color: #fff; text-align: center;
  padding: 110px 24px 120px;
  background: linear-gradient(rgba(18,52,74,.62), rgba(18,52,74,.72)), url('../img/extra-2.webp') center/cover no-repeat;
}
.hero h1 { color: #fff; font-size: clamp(1.6rem, 4vw, 2.7rem); max-width: 900px; margin: 0 auto 22px; }
.hero p { max-width: 700px; margin: 0 auto 30px; font-size: 1.08rem; color: #e8f1f8; }
.btn {
  display: inline-block; background: var(--verde); color: #fff; font-weight: 600;
  padding: 13px 32px; border-radius: 40px; border: none; cursor: pointer; font-size: 1rem;
  transition: transform .15s ease, background .15s ease;
}
.btn:hover { background: #3d7d59; transform: translateY(-2px); color:#fff; }
.btn.secundario { background: transparent; border: 2px solid #fff; }
.btn.secundario:hover { background: rgba(255,255,255,.15); }

/* ---------- Secciones ---------- */
section { padding: 70px 0; }
section.alt { background: var(--arena); }
.sec-titulo { text-align: center; margin-bottom: 46px; }
.sec-titulo h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); margin-bottom: 10px; }
.sec-titulo p { color: var(--gris); max-width: 640px; margin: 0 auto; }
.kicker { text-transform: uppercase; letter-spacing: .14em; font-size: .78rem; font-weight: 700; color: var(--verde); display: block; margin-bottom: 8px; }

/* Cifras */
.cifras { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 24px; text-align: center; }
.cifra { background: #fff; border-radius: var(--radio); padding: 34px 20px; box-shadow: var(--sombra); }
.cifra .num { font-family: 'Playfair Display', serif; font-size: 2.6rem; font-weight: 700; color: var(--azul); }
.cifra .lab { color: var(--gris); font-size: .95rem; }

/* Cards */
.grid { display: grid; gap: 26px; }
.grid.c2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid.c3 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.card {
  background: #fff; border-radius: var(--radio); overflow: hidden; box-shadow: var(--sombra);
  display: flex; flex-direction: column; transition: transform .18s ease;
}
.card:hover { transform: translateY(-4px); }
.card img { height: 220px; object-fit: cover; width: 100%; }
.card .cuerpo { padding: 22px 24px 26px; flex: 1; }
.card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.card p { font-size: .94rem; color: var(--gris); }

/* Split (texto + imagen) */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 46px; align-items: center; }
.split img { border-radius: var(--radio); box-shadow: var(--sombra); width: 100%; object-fit: cover; }
.split h2 { font-size: clamp(1.4rem, 2.6vw, 2rem); margin-bottom: 16px; }
.split p { margin-bottom: 14px; }

/* Timeline */
.timeline { position: relative; max-width: 780px; margin: 0 auto; padding-left: 34px; }
.timeline::before { content: ''; position: absolute; left: 10px; top: 4px; bottom: 4px; width: 3px; background: var(--celeste); border-radius: 2px; }
.hito { position: relative; margin-bottom: 34px; }
.hito::before {
  content: ''; position: absolute; left: -31px; top: 6px; width: 15px; height: 15px;
  background: var(--verde); border: 3px solid #fff; border-radius: 50%; box-shadow: 0 0 0 3px var(--celeste);
}
.hito .anio { font-family: 'Playfair Display', serif; font-weight: 700; font-size: 1.25rem; color: var(--azul); }
.hito p { color: var(--texto); margin-top: 4px; }

/* Equipo */
.persona { text-align: center; background: #fff; border-radius: var(--radio); padding: 28px 18px; box-shadow: var(--sombra); }
.persona img { width: 150px; height: 150px; border-radius: 50%; object-fit: cover; margin: 0 auto 16px; border: 4px solid var(--arena); }
.persona h3 { font-size: 1.05rem; }
.persona .cargo { color: var(--verde); font-weight: 600; font-size: .88rem; text-transform: uppercase; letter-spacing: .06em; }

/* Galería */
.galeria { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 18px; }
.galeria figure { border-radius: var(--radio); overflow: hidden; box-shadow: var(--sombra); background: #fff; }
.galeria img { width: 100%; height: 290px; object-fit: cover; transition: transform .25s ease; }
.galeria figure:hover img { transform: scale(1.04); }
.galeria figcaption { padding: 10px 14px; font-size: .85rem; color: var(--gris); text-align: center; }

/* Testimonios */
.testimonio { background: #fff; border-radius: var(--radio); padding: 28px; box-shadow: var(--sombra); }
.testimonio p { font-style: italic; color: var(--texto); margin-bottom: 18px; }
.testimonio .autor { display: flex; align-items: center; gap: 12px; }
.testimonio .autor img { width: 52px; height: 52px; border-radius: 50%; object-fit: cover; }
.testimonio .autor strong { display: block; font-size: .95rem; color: var(--azul-oscuro); }
.testimonio .autor span { font-size: .82rem; color: var(--gris); }

/* Lista objetivos */
.objetivos { list-style: none; display: grid; gap: 16px; max-width: 820px; margin: 0 auto; }
.objetivos li {
  background: #fff; border-left: 5px solid var(--verde); border-radius: 10px;
  padding: 18px 22px; box-shadow: var(--sombra);
}

/* Formulario */
form.contacto { display: grid; gap: 16px; max-width: 640px; margin: 0 auto; }
form.contacto label { font-weight: 600; font-size: .9rem; color: var(--azul-oscuro); }
form.contacto input, form.contacto textarea {
  width: 100%; padding: 12px 14px; border: 1.5px solid #d5dde4; border-radius: 10px;
  font: inherit; margin-top: 6px;
}
form.contacto input:focus, form.contacto textarea:focus { outline: none; border-color: var(--celeste); }
.dato-contacto { display: flex; gap: 14px; align-items: flex-start; margin-bottom: 18px; }
.dato-contacto .ico { font-size: 1.4rem; }

/* CTA banda */
.cta-banda {
  background: linear-gradient(120deg, var(--azul), var(--azul-oscuro));
  color: #fff; text-align: center; padding: 64px 24px;
}
.cta-banda h2 { color: #fff; margin-bottom: 14px; }
.cta-banda p { color: #d7e7f2; max-width: 620px; margin: 0 auto 26px; }

/* ---------- Footer ---------- */
footer.site {
  background: var(--azul-oscuro); color: #b9cedd; padding: 54px 0 20px; font-size: .92rem;
}
footer.site h4 { color: #fff; margin-bottom: 14px; font-size: 1.02rem; }
footer.site a { color: #b9cedd; }
footer.site a:hover { color: #fff; }
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 34px; margin-bottom: 36px; }
.footer-grid ul { list-style: none; display: grid; gap: 8px; }
.redes { display: flex; gap: 12px; margin-top: 10px; }
.redes a {
  width: 38px; height: 38px; border-radius: 50%; background: rgba(255,255,255,.12);
  display: flex; align-items: center; justify-content: center; font-size: 1.1rem;
}
.redes a:hover { background: var(--verde); }
.copy { border-top: 1px solid rgba(255,255,255,.15); padding-top: 18px; text-align: center; font-size: .8rem; color: #8fa9bc; }
.version { opacity: .55; font-size: .72rem; }

/* Página interior: encabezado */
.page-head {
  background: linear-gradient(rgba(18,52,74,.55), rgba(18,52,74,.7)), url('../img/extra-2.webp') center/cover;
  color: #fff; text-align: center; padding: 74px 24px;
}
.page-head h1 { color: #fff; font-size: clamp(1.6rem, 3.4vw, 2.4rem); }
.page-head p { color: #dcebf5; max-width: 680px; margin: 12px auto 0; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .split { grid-template-columns: 1fr; }
  .menu-toggle { display: block; }
  nav.menu {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    background: #fff; flex-direction: column; align-items: stretch; padding: 12px 20px 20px;
    box-shadow: 0 12px 20px rgba(18,52,74,.15);
  }
  nav.menu.abierto { display: flex; }
  nav.menu a { padding: 12px 14px; }
}

/* Socios (v1.02) */
.munis { display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; }
.muni { background: #fff; border-radius: 40px; padding: 12px 26px; box-shadow: var(--sombra); font-weight: 600; color: var(--azul-oscuro); }
.socios-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 14px; }
.socio { background: #fff; border-radius: 10px; border-left: 4px solid var(--celeste); padding: 14px 18px; box-shadow: var(--sombra); }
.socio strong { display: block; color: var(--azul-oscuro); font-size: .95rem; }
.socio span { font-size: .84rem; color: var(--gris); }

/* Socios con foto (v1.03) */
.socio-card { background: #fff; border-radius: var(--radio); box-shadow: var(--sombra); overflow: hidden; text-align: center; }
.socio-card img { width: 100%; aspect-ratio: 1/1; object-fit: cover; }
.socio-card .inicial { width: 100%; aspect-ratio: 1/1; display: flex; align-items: center; justify-content: center; font-family: 'Playfair Display', serif; font-size: 4rem; font-weight: 700; color: #fff; background: linear-gradient(135deg, var(--celeste), var(--azul)); }
.socio-info { padding: 14px 14px 18px; }
.socio-info strong { display: block; color: var(--azul-oscuro); font-size: .95rem; line-height: 1.3; }
.socio-info span { font-size: .8rem; color: var(--gris); }