/* Messina & Da Silva · demo "Persianas". Tokens = Variables "Primitivos" del Figma. */
@font-face { font-family: "Golos Text"; src: url("fonts/golos-text-400.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Golos Text"; src: url("fonts/golos-text-600.woff2") format("woff2"); font-weight: 600; font-display: swap; }

:root {
  --taupe: #a8907c;
  --carbon: #121212;
  --tiza: #f2f2f0;
  --humo: #2a2622;
  --suave: #4b4744;
  --taupe-texto: #e3d6ca;
  --fila-par: #e7e6e2;
  --margen: clamp(20px, 6vw, 96px);
  --gap: clamp(12px, 2vw, 28px);
  --sec: clamp(88px, 10vw, 150px);
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 64px; scrollbar-color: var(--carbon) var(--taupe); }
body { margin: 0; background: var(--tiza); color: var(--carbon); font: 400 17px/1.6 "Golos Text", system-ui, sans-serif; overflow-x: clip; }
::selection { background: var(--carbon); color: var(--taupe); }
img { display: block; max-width: 100%; height: auto; }
figure { margin: 0; }
h1, h2, p, ul { margin: 0; }
ul { padding: 0; list-style: none; }
a { color: inherit; }
:focus-visible { outline: 3px solid var(--carbon); outline-offset: 3px; }
.costa :focus-visible, .pie :focus-visible { outline-color: var(--taupe); }
.saltar { position: absolute; left: 12px; top: -60px; z-index: 50; background: var(--carbon); color: var(--tiza); padding: 12px 16px; }
.saltar:focus { top: 12px; }
h1, h2 { font-weight: 600; letter-spacing: -0.02em; }
h2 { font-size: clamp(30px, 3vw, 42px); line-height: 1.08; }

.franja { background: var(--carbon); color: var(--taupe-texto); font-size: 16px; text-align: center; padding: 8px var(--margen); }

.boton { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 24px; background: var(--carbon); color: var(--tiza); font: 600 16px/1 "Golos Text", sans-serif; text-decoration: none; border: 0; cursor: pointer; transition: background-color .25s var(--ease), color .25s, transform .25s var(--ease); }
.boton:hover { background: var(--humo); }
.boton:active { transform: scale(.97); }
.boton-chico { min-height: 44px; padding: 0 20px; }
.boton-borde { background: transparent; color: var(--carbon); border: 2px solid var(--carbon); }
.boton-borde:hover { background: var(--carbon); color: var(--tiza); }
.enlace { font-weight: 600; text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 5px; transition: text-underline-offset .25s var(--ease); }
.enlace:hover { text-underline-offset: 8px; }

.cabecera { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 10px var(--margen); background: var(--taupe); }
.marca { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; font-weight: 600; font-size: 19px; letter-spacing: -0.01em; white-space: nowrap; }
.marca-franjas { width: 48px; height: auto; fill: var(--carbon); }
.cabecera ul { display: flex; gap: 26px; }
.cabecera nav a { text-decoration: none; font-weight: 600; font-size: 16px; display: inline-flex; min-height: 44px; align-items: center; white-space: nowrap; }
.cabecera nav a:hover { text-decoration: underline; text-underline-offset: 6px; }

/* Portada: la persiana del logo sobre la Avenida Alem. */
.hero { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--gap); align-items: center; padding: 56px var(--margen) 72px; background: var(--taupe); }
.hero-texto { grid-column: 1 / 6; padding-bottom: 12px; }
.hero h1 { font-size: clamp(36px, 3.8vw, 52px); line-height: 1.02; }
.hero-bajada { margin-top: 18px; max-width: 38ch; font-size: 18px; }
.hero-acc { display: flex; flex-wrap: wrap; gap: 12px 16px; margin-top: 28px; }
.persiana { grid-column: 6 / 13; position: relative; aspect-ratio: 1.3; perspective: 1100px; clip-path: polygon(38% 0, 100% 0, 100% 100%, 1.5% 100%, 1.5% 90.91%, 4% 90.91%, 4% 81.82%, 7% 81.82%, 7% 72.73%, 10% 72.73%, 10% 63.64%, 13.5% 63.64%, 13.5% 54.55%, 17% 54.55%, 17% 45.45%, 20.5% 45.45%, 20.5% 36.36%, 24.5% 36.36%, 24.5% 27.27%, 28.5% 27.27%, 28.5% 18.18%, 33% 18.18%, 33% 9.09%, 38% 9.09%); }
.persiana img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.lamas { position: absolute; inset: 0; display: grid; grid-template-rows: repeat(11, 1fr); transform-style: preserve-3d; }
.lama { --a: 64deg; background: var(--carbon); transform: rotateX(var(--a)); transform-origin: 50% 50%; backface-visibility: visible; }
.persiana figcaption { position: absolute; left: auto; right: 0; bottom: 0; background: var(--carbon); color: var(--taupe-texto); font-size: 16px; padding: 6px 12px; z-index: 1; }

/* Cartera: grupos que se despliegan como láminas. */
.cartera { padding: var(--sec) var(--margen); }
.cartera-cab { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--gap); align-items: end; margin-bottom: 40px; }
.cartera-cab h2 { grid-column: 1 / 7; }
.cartera-cab p { grid-column: 7 / 13; color: var(--suave); max-width: 56ch; }
.grupo { margin-top: 10px; }
.grupo summary { display: flex; align-items: baseline; justify-content: space-between; gap: 20px; padding: 18px 20px; background: var(--carbon); color: var(--tiza); cursor: pointer; list-style: none; min-height: 64px; transition: background-color .25s var(--ease); }
.grupo summary::-webkit-details-marker { display: none; }
.grupo summary:hover { background: var(--humo); }
.g-nombre { font-weight: 600; font-size: clamp(20px, 1.8vw, 24px); letter-spacing: -0.01em; }
.g-n { font-variant-numeric: tabular-nums; color: var(--taupe-texto); }
.g-n::after { content: " propiedades · abrir"; }
.grupo[open] .g-n::after { content: " propiedades · cerrar"; }

.filas { perspective: 1200px; }
.fila { display: grid; grid-template-columns: minmax(0, 1fr) auto; grid-template-areas: "dir precio" "sub sub" "acc acc"; gap: 2px 20px; padding: 14px 20px; transform-origin: 50% 0; }
.fila:nth-child(even) { background: var(--fila-par); }
.f-dir { grid-area: dir; font-weight: 600; font-size: 19px; }
.f-sub { grid-area: sub; color: var(--suave); font-size: 16px; }
.f-precio { grid-area: precio; font-weight: 600; font-variant-numeric: tabular-nums; white-space: nowrap; }
.f-acc { grid-area: acc; display: flex; flex-wrap: wrap; gap: 0 22px; font-size: 16px; }
.f-acc .enlace { min-height: 44px; display: inline-flex; align-items: center; }
.fx-ver-360 { color: inherit; font-size: 16px; text-decoration-thickness: 2px; text-underline-offset: 5px; }

.foto-ancha { position: relative; margin-top: var(--sec); aspect-ratio: 21 / 9; overflow: hidden; }
.foto-ancha img, .costa-fotos img { width: 100%; height: 100%; object-fit: cover; }
figcaption { position: absolute; left: 0; bottom: 0; background: var(--carbon); color: var(--taupe-texto); font-size: 16px; padding: 6px 12px; }

.costa { background: var(--carbon); color: var(--tiza); padding: var(--sec) var(--margen); }
.costa .cartera-cab p { color: var(--taupe-texto); }
.costa-fotos { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: var(--gap); margin-bottom: 40px; }
.costa-fotos figure { position: relative; grid-column: 1 / 8; aspect-ratio: 16 / 9; overflow: hidden; }
.costa-fotos figure + figure { grid-column: 8 / 13; aspect-ratio: auto; align-self: stretch; }
.costa-fotos figure + figure img { position: absolute; inset: 0; }
.costa-fotos figcaption { background: var(--humo); }
.filas-costa .fila:nth-child(even) { background: var(--humo); }
.filas-costa .f-sub { color: var(--taupe-texto); }

.alquiler { background: var(--taupe); }
.alquiler .cartera-cab p, .alquiler .f-sub { color: var(--carbon); }
.alquiler .fila:nth-child(even) { background: #b8a290; }

.contacto { padding: var(--sec) var(--margen); display: grid; justify-items: start; gap: 22px; }
.contacto-frase { font-size: 19px; max-width: 40ch; color: var(--suave); }
.contacto-datos { display: grid; gap: 4px; width: min(640px, 100%); }
.contacto-datos li { display: grid; grid-template-columns: 120px 1fr; gap: 16px; padding: 12px 0; }
.contacto-datos li > span:first-child { color: var(--suave); }
.contacto-datos .enlace { overflow-wrap: anywhere; }

.pie { background: var(--carbon); color: var(--taupe-texto); padding: 64px var(--margen) 48px; font-size: 16px; display: grid; gap: 8px; }
.pie p { max-width: 64ch; }
.pie-marca { display: flex; align-items: center; gap: 14px; font-weight: 600; font-size: 22px; color: var(--tiza); margin-bottom: 10px; }
.pie-franjas { width: 56px; height: auto; fill: var(--taupe); }
.pie-creditos { margin-top: 10px; }

/* Mapa del kit dentro de este mundo: esquinas rectas, activo en carbón. */
.fx-mapa { max-width: none; margin: 0; padding: var(--sec) var(--margen); background: var(--tiza); }
.fx-mapa h2 { margin-bottom: 16px; }
.fx-mapa-lista a, .fx-mapa-frame { border-radius: 0; }
.fx-mapa-lista a { border: 0; background: var(--fila-par); }
.fx-mapa-lista a::before { width: 16px; height: 5px; border-radius: 0; transform: none; background: var(--carbon); }
.fx-mapa-lista a[aria-current="true"]::before, .fx-mapa-lista a:hover::before { background: var(--taupe); }
.fx-mapa-frame { background: var(--fila-par); }
.fx-mapa-lista a[aria-current="true"], .fx-mapa-lista a:hover { background: var(--carbon); color: var(--tiza); border-color: var(--carbon); }
.fx-luz { display: none; }

/* Movimiento: lo oculto se oculta solo con JS (.anim). */
html.anim .hero-bajada, html.anim .hero-acc { opacity: 0; }

@media (min-width: 901px) {
  .fila { grid-template-columns: minmax(0, 1fr) minmax(0, 1.7fr) 150px auto; grid-template-areas: "dir sub precio acc"; align-items: baseline; }
  .f-precio { text-align: right; }
  .f-acc { justify-content: flex-start; min-width: 190px; }
  .contacto { grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--gap); align-items: start; }
  .contacto h2, .contacto-frase { grid-column: 1 / 6; }
  .contacto-datos { grid-column: 7 / 13; grid-row: 1 / 3; }
  .contacto > .boton { grid-column: 7 / 13; grid-row: 3; justify-self: start; }
}
@media (max-width: 900px) {
  .cabecera nav { display: none; }
  .hero { grid-template-columns: 1fr; gap: 28px; padding-top: 36px; }
  .hero-texto, .persiana { grid-column: 1; }
  .cartera-cab { display: block; }
  .cartera-cab p { margin-top: 12px; }
  .foto-ancha { aspect-ratio: 16 / 10; }
  .costa-fotos figure, .costa-fotos figure + figure { grid-column: 1 / 13; aspect-ratio: 16 / 9; }
}
@media (max-width: 720px) {
  .contacto-datos li { grid-template-columns: 1fr; gap: 2px; }
  .g-n::after { content: " · abrir"; }
  .grupo[open] .g-n::after { content: " · cerrar"; }
}
@media (max-width: 400px) {
  .marca { font-size: 17px; gap: 8px; }
  .marca-franjas { width: 36px; }
  .boton-chico { padding: 0 14px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; }
}

.grupo:not([open]) > .filas { display: none; }

/* fx: colores para la capa de efectos */
:root { --fx-acento: #121212; --fx-oscuro: #121212; --fx-claro: #f2f2f0; }