/* ===== Loconsigoo Comercializadora — estilos ===== */
:root {
  --amarillo: #ffc000;
  --negro: #111111;
  --gris: #222222;
  --gris-claro: #f4f4f4;
  --texto-suave: #b8b8b8;
  --radio: 18px;
  --ancho: 1160px;
  --fuente: "Helvetica Neue", Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { font-family: var(--fuente); color: var(--negro); background: var(--negro); line-height: 1.5; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }

.contenedor { width: min(100% - 40px, var(--ancho)); margin-inline: auto; }
.amarillo { color: var(--amarillo); }

/* ===== Botones ===== */
.btn {
  display: inline-block; padding: 14px 26px; border-radius: 999px; font-weight: 700;
  text-decoration: none; border: 2px solid transparent; cursor: pointer; font-size: 1rem;
  font-family: inherit; transition: transform .15s, background .15s, color .15s;
}
.btn:hover { transform: translateY(-2px); }
.btn-amarillo { background: var(--amarillo); color: var(--negro); }
.btn-amarillo:hover { background: #ffd040; }
.btn-negro { background: var(--negro); color: #fff; }
.btn-contorno { border-color: #fff; color: #fff; background: transparent; }
.btn-contorno:hover { background: #fff; color: var(--negro); }

/* ===== Encabezado ===== */
.encabezado { position: sticky; top: 0; z-index: 50; background: rgba(17,17,17,.94); backdrop-filter: blur(8px); border-bottom: 1px solid #262626; }
.barra { display: flex; align-items: center; justify-content: space-between; min-height: 72px; }
.marca img { width: auto; height: 52px; }
.menu { display: flex; align-items: center; gap: 28px; }
.menu a { color: #fff; text-decoration: none; font-weight: 600; }
.menu a:not(.btn):hover { color: var(--amarillo); }
.menu .btn { padding: 10px 20px; color: var(--negro); }
.menu-btn { display: none; background: none; border: 0; cursor: pointer; padding: 8px; }
.menu-btn span { display: block; width: 26px; height: 3px; background: #fff; margin: 5px 0; border-radius: 2px; transition: .2s; }

/* ===== Portada ===== */
.portada { position: relative; overflow: hidden; color: #fff; min-height: calc(100vh - 72px); display: flex; align-items: center; padding: 80px 0; }
.forma { position: absolute; border-radius: 120px 0 0 120px; }
.forma-1 { background: var(--amarillo); width: 36vw; height: 80%; right: 0; top: 4%; }
.forma-2 { background: var(--gris); width: 22vw; height: 52%; right: 0; bottom: -6%; border-radius: 90px 0 0 0; }
.portada-texto { position: relative; z-index: 1; }
.portada h1 { font-size: clamp(2.8rem, 8vw, 6.2rem); line-height: 1.02; font-weight: 800; letter-spacing: -.02em; }
.subtitulo { margin-top: 22px; font-size: clamp(1.05rem, 2vw, 1.35rem); color: #ddd; }
.acciones { margin-top: 36px; display: flex; flex-wrap: wrap; gap: 14px; }

/* ===== Propuesta ===== */
.propuesta { background: var(--amarillo); padding: 90px 0; }
.propuesta h2 { font-size: clamp(2rem, 4.6vw, 3.6rem); line-height: 1.08; font-weight: 800; max-width: 900px; letter-spacing: -.01em; }
.pilares { list-style: none; display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 50px; }
.pilares li { border-top: 3px solid var(--negro); padding-top: 14px; }
.pilares strong { display: block; font-size: 1.25rem; }
.pilares span { color: #3a3a3a; }

/* ===== Secciones ===== */
.seccion { padding: 96px 0; }
.seccion h2 { font-size: clamp(2.2rem, 5vw, 3.4rem); font-weight: 800; line-height: 1.05; margin-bottom: 40px; }
.etiqueta { text-transform: uppercase; letter-spacing: .14em; font-size: .8rem; font-weight: 700; margin-bottom: 10px; color: var(--amarillo); }
.oscuro { background: var(--negro); color: #fff; }
.claro { background: var(--gris-claro); }
.claro .etiqueta { color: #9a7400; }
.amarillo-fondo { background: var(--amarillo); }
.amarillo-fondo .etiqueta { color: var(--negro); }

.rejilla { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.tarjeta { position: relative; padding: 28px 26px 26px 84px; border-radius: var(--radio); transition: transform .2s, box-shadow .2s; }
.tarjeta:hover { transform: translateY(-4px); }
.oscuro .tarjeta { background: var(--gris); }
.oscuro .tarjeta p { color: var(--texto-suave); }
.claro .tarjeta { background: #fff; box-shadow: 0 1px 0 #e3e3e3; }
.claro .tarjeta:hover { box-shadow: 0 12px 30px rgba(0,0,0,.08); }
.claro .tarjeta p { color: #555; }
.tarjeta h3 { font-size: 1.15rem; margin-bottom: 6px; }
.num {
  position: absolute; left: 24px; top: 26px; width: 44px; height: 44px; border-radius: 12px;
  background: var(--amarillo); color: var(--negro); font-weight: 800; display: grid; place-items: center;
}

/* ===== Financieros ===== */
.financieros { display: flex; justify-content: space-between; align-items: center; gap: 40px; }
.financieros h2 { margin-bottom: 14px; }
.grande { font-size: 1.2rem; max-width: 640px; }

/* ===== Cotiza ===== */
.cotiza { display: grid; grid-template-columns: 1fr 1.2fr; gap: 60px; align-items: start; }
.cotiza-info > p { color: #ddd; font-size: 1.1rem; }
.contacto { list-style: none; margin-top: 30px; display: grid; gap: 16px; }
.contacto li { display: grid; }
.contacto span { font-size: .8rem; text-transform: uppercase; letter-spacing: .1em; color: var(--texto-suave); }
.contacto a { font-size: 1.35rem; font-weight: 700; text-decoration: none; }
.contacto a:hover { color: var(--amarillo); }

.formulario { background: var(--gris); padding: 32px; border-radius: var(--radio); display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.formulario label { display: grid; gap: 6px; font-weight: 600; font-size: .95rem; }
.formulario .ancho { grid-column: 1 / -1; }
.formulario input, .formulario select, .formulario textarea {
  font: inherit; font-weight: 400; padding: 12px 14px; border-radius: 10px; border: 2px solid #3a3a3a;
  background: #161616; color: #fff; width: 100%;
}
.formulario input:focus, .formulario select:focus, .formulario textarea:focus { outline: none; border-color: var(--amarillo); }
.formulario .invalido { border-color: #ff6b6b; }
.botones-form { display: flex; flex-wrap: wrap; gap: 12px; }
.aviso { grid-column: 1 / -1; color: #ff8a8a; min-height: 0; font-size: .95rem; }
.aviso:empty { display: none; }

/* ===== Pie ===== */
.pie { background: #0a0a0a; color: #aaa; padding: 40px 0; border-top: 1px solid #222; }
.pie-fila { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.pie img { width: 120px; }
.chico { font-size: .85rem; }

/* ===== WhatsApp flotante ===== */
.whatsapp-flotante {
  position: fixed; right: 20px; bottom: 20px; z-index: 60; width: 58px; height: 58px; border-radius: 50%;
  background: #25d366; color: #fff; display: grid; place-items: center; box-shadow: 0 8px 24px rgba(0,0,0,.35);
  transition: transform .15s;
}
.whatsapp-flotante:hover { transform: scale(1.08); }

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

/* ===== Tableta ===== */
@media (max-width: 960px) {
  .rejilla { grid-template-columns: repeat(2, 1fr); }
  .cotiza { grid-template-columns: 1fr; gap: 40px; }
  .forma-1 { width: 30vw; opacity: .9; }
}

/* ===== Celular ===== */
@media (max-width: 720px) {
  .menu-btn { display: block; }
  .menu {
    position: absolute; top: 72px; left: 0; right: 0; flex-direction: column; gap: 0;
    background: var(--negro); border-bottom: 1px solid #262626; display: none; padding: 10px 20px 20px;
  }
  .menu.abierto { display: flex; }
  .menu a { padding: 14px 0; width: 100%; border-bottom: 1px solid #222; }
  .menu .btn { margin-top: 14px; text-align: center; border-bottom: 0; }
  .menu-btn[aria-expanded="true"] span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
  .menu-btn[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .menu-btn[aria-expanded="true"] span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

  .portada { min-height: auto; padding: 70px 0 220px; }
  .forma-1 { width: 55vw; height: 170px; top: auto; bottom: 40px; border-radius: 80px 0 0 80px; }
  .forma-2 { width: 34vw; height: 110px; bottom: 0; border-radius: 60px 0 0 0; }
  .pilares { grid-template-columns: 1fr; }
  .rejilla { grid-template-columns: 1fr; }
  .financieros { flex-direction: column; align-items: flex-start; }
  .formulario { grid-template-columns: 1fr; padding: 22px; }
  .seccion, .propuesta { padding: 70px 0; }
  .pie-fila { flex-direction: column; text-align: center; }
}