/* Casa360 v3. Azul noche con un solo acento calido (luz de ventana).
   Titulares: Cormorant Garamond. Texto: Manrope. */

:root {
  color-scheme: dark;
  --noche: #0a0f1a;
  --noche-2: #0e1626;
  --noche-3: #141e33;
  --texto: #eeeae1;
  --suave: #aab1bf;
  --acento: #c9a46a;
  --acento-claro: #dcc08e;
  --linea: rgba(238, 234, 225, .14);
  --serif: "Cormorant Garamond", "Instrument Serif", Georgia, "Times New Roman", serif;
  --sans: "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;
  --lado: 20px;
}

* { box-sizing: border-box; }
html { scroll-padding-top: 84px; }
body {
  margin: 0;
  background: var(--noche);
  color: var(--texto);
  font-family: var(--sans);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
img { height: auto; }
h1, h2, h3, p, figure, ul, ol { margin: 0; }
ul, ol { padding: 0; list-style: none; }
a { color: var(--acento-claro); text-underline-offset: 4px; }
button, a { -webkit-tap-highlight-color: transparent; }
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--acento-claro);
  outline-offset: 4px;
}
h1, h2, h3 { font-family: var(--serif); font-weight: 400; overflow-wrap: break-word; }
.container { width: min(100% - (var(--lado) * 2), 1200px); margin-inline: auto; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}
.skip-link {
  position: fixed; z-index: 100; top: 10px; left: 10px;
  padding: 12px 20px; min-height: 44px;
  background: var(--acento); color: var(--noche); font-weight: 600;
  transform: translateY(-200%);
}
.skip-link:focus { transform: translateY(0); }

/* ---------- Etiquetas y botones ---------- */
.eyebrow {
  color: var(--acento);
  font-size: 11.5px;
  font-weight: 600;
  line-height: 1.6;
  letter-spacing: .26em;
  text-transform: uppercase;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 54px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 0;
  font-family: var(--sans);
  font-size: 12.5px;
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: .16em;
  text-transform: uppercase;
  text-decoration: none;
  text-align: center;
  cursor: pointer;
  transition: background-color 200ms ease, border-color 200ms ease, color 200ms ease;
}
.btn-gold { background: var(--acento); border-color: var(--acento); color: var(--noche); }
.btn-gold:hover { background: var(--acento-claro); border-color: var(--acento-claro); }
.btn-gold:disabled, .btn-gold:disabled:hover { background: var(--acento); border-color: var(--acento); opacity: .65; cursor: progress; }
.btn-line {
  background: rgba(10, 15, 26, .28);
  border-color: rgba(238, 234, 225, .5);
  color: var(--texto);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}
.btn-line:hover { border-color: var(--acento-claro); color: var(--acento-claro); }
.btn-small { min-height: 44px; padding: 0 22px; font-size: 11.5px; }

/* ---------- Encabezado ---------- */
.site-header {
  position: absolute;
  top: 0; left: 0; right: 0;
  z-index: 30;
  background: linear-gradient(180deg, rgba(10, 15, 26, .62), rgba(10, 15, 26, 0));
  transition: background-color 250ms ease, border-color 250ms ease;
  border-bottom: 1px solid transparent;
}
.js .site-header { position: fixed; }
.site-header.solid {
  background: rgba(10, 15, 26, .92);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom-color: var(--linea);
}
.header-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-height: 44px;
  color: var(--texto);
  text-decoration: none;
}
.brand-icon { flex: none; width: 48px; height: 48px; fill: none; stroke-width: 2.6; stroke-linecap: round; stroke-linejoin: round; }
.brand-icon .arco { stroke: var(--acento); }
.brand-icon .casa { stroke: var(--texto); }
.brand-word {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: .14em;
  line-height: 1;
  text-transform: uppercase;
  white-space: nowrap;
}
.brand-word span { color: var(--acento); font-weight: 700; }
.nav { display: none; }

/* ---------- Heroe ---------- */
.hero {
  position: relative;
  isolation: isolate;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 560px;
  min-height: max(560px, 100vh);
  min-height: max(560px, 100svh);
  background: var(--noche);
  overflow: hidden;
}
/* Movil: la imagen ocupa la parte alta y se funde con el azul noche donde va el texto. */
.hero-media {
  position: absolute; inset: 0 0 50% 0; z-index: -2;
  -webkit-mask-image: linear-gradient(180deg, #000 0, #000 62%, transparent 100%);
  mask-image: linear-gradient(180deg, #000 0, #000 62%, transparent 100%);
}
.hero-media picture, .hero-media img { display: block; width: 100%; height: 100%; }
.hero-media img { object-fit: cover; object-position: 50% 50%; }
.hero-shade {
  position: absolute; inset: 0; z-index: -1;
  background:
    linear-gradient(180deg, rgba(10, 15, 26, .6) 0, rgba(10, 15, 26, 0) 20%),
    linear-gradient(0deg, var(--noche) 0, var(--noche) 33%, rgba(10, 15, 26, .8) 46%, rgba(10, 15, 26, .55) 57%, rgba(10, 15, 26, .2) 66%, rgba(10, 15, 26, 0) 76%);
}
.hero-content { position: relative; padding-top: 100px; padding-bottom: 60px; }
.hero h1 {
  margin-top: 14px;
  font-size: clamp(2.4rem, 1.4rem + 4.2vw, 5.4rem);
  line-height: 1.04;
  letter-spacing: -.01em;
  text-shadow: 0 2px 28px rgba(10, 15, 26, .7);
}
.hero h1 em { display: block; margin-top: .12em; font-style: italic; color: var(--acento-claro); }
.hero-sub {
  margin-top: 18px;
  max-width: 34em;
  color: rgba(238, 234, 225, .9);
  font-size: 15.5px;
  line-height: 1.65;
  text-shadow: 0 1px 14px rgba(10, 15, 26, .75);
}
.hero-actions { display: flex; flex-direction: column; gap: 12px; margin-top: 26px; }
.hero-credit {
  position: absolute; right: var(--lado); bottom: 14px;
  color: rgba(238, 234, 225, .8);
  font-size: 10.5px;
  letter-spacing: .22em;
  text-transform: uppercase;
}

/* ---------- Franja de datos ---------- */
.datos {
  background: var(--noche-2);
  border-top: 1px solid rgba(201, 164, 106, .4);
  border-bottom: 1px solid var(--linea);
}
.datos-lista { display: grid; grid-template-columns: 1fr 1fr; }
.datos-lista li { display: grid; gap: 6px; padding: 24px 0 24px 18px; align-content: start; }
.datos-lista li:nth-child(odd) { padding-left: 0; border-right: 1px solid var(--linea); }
.datos-lista li:nth-child(n + 3) { border-top: 1px solid var(--linea); }
.dato-etiqueta {
  color: var(--suave);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .22em;
  text-transform: uppercase;
}
.dato-valor { font-family: var(--serif); font-size: 1.45rem; line-height: 1.15; color: var(--texto); }

/* ---------- Secciones ---------- */
.seccion { padding-block: 84px; }
.seccion-cabeza { max-width: 760px; margin-bottom: 48px; }
.seccion h2 {
  margin-top: 16px;
  font-size: clamp(2.2rem, 1.5rem + 3vw, 4rem);
  line-height: 1.07;
  letter-spacing: -.005em;
}
.seccion-intro { margin-top: 22px; max-width: 40em; color: var(--suave); }

/* Beneficios */
.beneficios-lista { display: grid; gap: 68px; }
.beneficio { display: grid; gap: 26px; }
.beneficio > *, .cotizar-grid > *, .rec-grid > * { min-width: 0; }
.beneficio-img {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--noche-3);
}
.beneficio-img img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.beneficio-img figcaption {
  position: absolute; left: 12px; bottom: 12px;
  padding: 5px 10px;
  background: rgba(10, 15, 26, .62);
  color: rgba(238, 234, 225, .9);
  font-size: 10px;
  letter-spacing: .22em;
  text-transform: uppercase;
}
.beneficio-num {
  display: flex; align-items: center; gap: 14px;
  color: var(--acento);
  font-family: var(--serif);
  font-size: 1.3rem;
  line-height: 1;
}
.beneficio-num::after { content: ""; width: 44px; height: 1px; background: var(--acento); opacity: .6; }
.beneficio h3 {
  margin-top: 16px;
  font-size: clamp(1.9rem, 1.4rem + 1.8vw, 2.7rem);
  line-height: 1.1;
}
.beneficio p { margin-top: 16px; max-width: 30em; color: var(--suave); }

/* Como funciona */
.proceso { background: var(--noche-2); }
.pasos { display: grid; gap: 36px; }
.pasos li { padding-top: 24px; border-top: 1px solid var(--linea); }
.paso-num { display: block; margin-bottom: 18px; color: var(--acento); font-family: var(--serif); font-size: 3.2rem; line-height: 1; }
.pasos h3 { font-size: 1.85rem; line-height: 1.12; }
.pasos p { margin-top: 12px; max-width: 24em; color: var(--suave); }

/* Recorrido de ejemplo */
.rec-grid { display: grid; gap: 14px; }
.rec-principal {
  position: relative;
  display: block;
  overflow: hidden;
  border: 1px solid var(--linea);
  aspect-ratio: 16 / 9;
  background: var(--noche-3);
}
.rec-principal:focus-visible { outline-offset: -4px; }
.rec-principal img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.rec-minis img { width: 100%; height: auto; object-fit: cover; }
.rec-principal img { transition: transform 600ms ease; }
.rec-principal:hover img { transform: scale(1.03); }
.rec-etiqueta {
  position: absolute; left: 12px; bottom: 12px;
  padding: 6px 11px;
  background: rgba(10, 15, 26, .72);
  color: var(--texto);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
}
.rec-minis { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.rec-minis figure { min-width: 0; }
.rec-minis img { aspect-ratio: 16 / 9; border: 1px solid var(--linea); background: var(--noche-3); }
.rec-minis figcaption { padding-top: 10px; color: var(--suave); font-size: 12.5px; line-height: 1.5; }
.rec-acciones { display: grid; gap: 14px; margin-top: 36px; justify-items: start; }
.rec-acciones .btn { width: 100%; }
.rec-acciones p { color: var(--suave); font-size: 13.5px; }

/* Formulario */
.cotizar { background: var(--noche-2); }
.cotizar-grid { display: grid; gap: 8px; }
.campos-doble { display: grid; gap: 0; }
.campo { display: grid; gap: 8px; margin-bottom: 22px; }
.campo label {
  color: var(--suave);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .2em;
  text-transform: uppercase;
}
.campo .opc { letter-spacing: .06em; text-transform: none; font-weight: 400; }
.campo input, .campo textarea {
  width: 100%;
  min-height: 52px;
  padding: 13px 16px;
  background: rgba(238, 234, 225, .045);
  border: 1px solid rgba(238, 234, 225, .22);
  border-radius: 0;
  color: var(--texto);
  font: inherit;
  font-size: 16px;
  line-height: 1.5;
  -webkit-appearance: none;
  appearance: none;
  transition: border-color 180ms ease, background-color 180ms ease;
}
.campo textarea { min-height: 132px; resize: vertical; }
.campo input:hover, .campo textarea:hover { border-color: rgba(238, 234, 225, .4); }
.campo input[aria-invalid="true"], .campo textarea[aria-invalid="true"] { border-color: #e59a8f; }
.campo-error { color: #f2b8ae; font-size: 14px; line-height: 1.5; }
.campo-error:empty { display: none; }
.campo input:focus, .campo textarea:focus {
  outline: 2px solid var(--acento-claro);
  outline-offset: 0;
  border-color: var(--acento);
  background: rgba(238, 234, 225, .07);
}
.trampa { position: absolute !important; left: -10000px; top: auto; width: 1px; height: 1px; overflow: hidden; }
.btn-enviar { width: 100%; margin-top: 6px; }
.form-estado {
  margin-top: 20px;
  padding: 14px 16px;
  border-left: 2px solid var(--acento);
  background: rgba(201, 164, 106, .1);
  color: var(--texto);
  font-size: 15px;
  line-height: 1.6;
}
/* Vacio no se ve, pero sigue en el documento para que el lector de pantalla anuncie el mensaje. */
.form-estado:empty { margin: 0; padding: 0; border: 0; background: none; }
.form-estado.error { border-left-color: #e59a8f; background: rgba(229, 154, 143, .1); }

/* Pie */
.site-footer { padding-block: 44px 40px; border-top: 1px solid var(--linea); background: var(--noche); }
.footer-inner { display: grid; gap: 18px; justify-items: start; }
.brand-pie .brand-icon { width: 40px; height: 40px; }
.brand-pie .brand-word { font-size: 18px; }
.footer-datos { display: grid; gap: 2px; justify-items: start; }
.footer-firma { color: var(--texto); font-size: 14px; }
.footer-nota { max-width: 56em; color: var(--suave); font-size: 12px; line-height: 1.65; }
.footer-firma a { display: inline-flex; align-items: center; min-height: 44px; }

/* ---------- Pantallas medianas ---------- */
@media (min-width: 640px) {
  :root { --lado: 32px; }
  .btn { padding: 0 30px; }
  .btn-small { padding: 0 22px; }
  .hero-actions { flex-direction: row; flex-wrap: wrap; }
  .hero-actions .btn { min-width: 168px; }
  .campos-doble { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 0 20px; }
  .rec-acciones { grid-template-columns: auto 1fr; align-items: center; gap: 22px; }
  .rec-acciones .btn { width: auto; }
}

/* ---------- Escritorio ---------- */
@media (min-width: 900px) {
  :root { --lado: 48px; }
  html { scroll-padding-top: 96px; }
  .header-inner { min-height: 92px; gap: 32px; }
  .brand-icon { width: 58px; height: 58px; }
  .brand-word { font-size: 28px; }
  .brand-pie .brand-icon { width: 44px; height: 44px; }
  .brand-pie .brand-word { font-size: 20px; }
  .nav { display: flex; gap: 36px; margin-left: auto; }
  .nav a {
    display: inline-flex; align-items: center; min-height: 44px;
    color: rgba(238, 234, 225, .86);
    font-size: 11.5px; font-weight: 600; letter-spacing: .2em; text-transform: uppercase;
    text-decoration: none;
    transition: color 180ms ease;
  }
  .nav a:hover { color: var(--acento-claro); }

  .hero-media { inset: 0; -webkit-mask-image: none; mask-image: none; }
  .hero-media img { object-position: 50% 55%; }
  .hero-shade {
    background:
      linear-gradient(180deg, rgba(10, 15, 26, .62) 0, rgba(10, 15, 26, 0) 22%),
      linear-gradient(0deg, rgba(10, 15, 26, .92) 0, rgba(10, 15, 26, 0) 38%),
      linear-gradient(90deg, rgba(10, 15, 26, .92) 0, rgba(10, 15, 26, .8) 28%, rgba(10, 15, 26, .6) 43%, rgba(10, 15, 26, .25) 58%, rgba(10, 15, 26, 0) 74%);
  }
  .hero-content { padding-top: 140px; padding-bottom: 92px; }
  .hero h1 { max-width: 8.4em; margin-top: 20px; font-size: clamp(2.4rem, 1.2rem + 3.6vw, 4.8rem); }
  .hero-sub { margin-top: 24px; font-size: 17px; max-width: 30em; }
  .hero-actions { margin-top: 34px; }
  .hero-credit { right: var(--lado); bottom: 22px; }

  .datos-lista { grid-template-columns: repeat(4, 1fr); }
  .datos-lista li, .datos-lista li:nth-child(odd) { padding: 34px 28px; border-top: 0; border-right: 1px solid var(--linea); }
  .datos-lista li:first-child { padding-left: 0; }
  .datos-lista li:last-child { border-right: 0; }
  .dato-valor { font-size: 1.7rem; }

  .seccion { padding-block: 144px; }
  .seccion-cabeza { margin-bottom: 72px; }

  .beneficios-lista { gap: 120px; }
  .beneficio { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 88px; align-items: center; }
  .beneficio:nth-child(even) { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); }
  .beneficio:nth-child(even) .beneficio-img { order: 2; }
  .beneficio-img { aspect-ratio: 3 / 2; }

  .pasos { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 56px; }
  .paso-num { font-size: 4rem; margin-bottom: 26px; }

  .rec-grid { grid-template-columns: minmax(0, 1.75fr) minmax(0, 1fr); gap: 20px; align-items: stretch; }
  .rec-principal { aspect-ratio: auto; min-height: 100%; }
  .rec-minis { grid-template-columns: 1fr; gap: 20px; align-content: start; }
  .rec-acciones { margin-top: 44px; }

  .cotizar-grid { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 96px; align-items: start; }
  .cotizar-grid .seccion-cabeza { margin-bottom: 0; position: sticky; top: 130px; }
  .btn-enviar { width: auto; min-width: 280px; }

  .footer-inner { grid-template-columns: auto 1fr; align-items: center; gap: 22px 48px; }
  .footer-nota { grid-column: 1 / -1; }
  .footer-datos { justify-self: end; justify-items: end; }
}

/* ---------- Pantallas muy angostas ---------- */
@media (max-width: 359px) {
  :root { --lado: 16px; }
  .brand-word { font-size: 19px; letter-spacing: .12em; }
  .brand-icon { width: 42px; height: 42px; }
  .btn-small { padding: 0 16px; }
  .hero h1 { font-size: 2.15rem; }
  .dato-valor { font-size: 1.25rem; }
}

/* Telefono horizontal: poco alto, el texto va a la izquierda como en escritorio */
@media (max-height: 520px) and (orientation: landscape) {
  .hero-media { inset: 0; -webkit-mask-image: none; mask-image: none; }
  .hero-shade {
    background:
      linear-gradient(180deg, rgba(10, 15, 26, .6) 0, rgba(10, 15, 26, 0) 25%),
      linear-gradient(90deg, rgba(10, 15, 26, .92) 0, rgba(10, 15, 26, .6) 45%, rgba(10, 15, 26, 0) 80%);
  }
  .hero-content { padding-top: 96px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}
@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}