/* Layout: planos negros a sangre, como el isotipo; foto y video protagonistas, texto blanco sobre hormigón oscuro. Look único oscuro. */
:root {
  --negro: #0c0c0b;
  --carbon: #171715;
  --linea: rgba(244, 243, 239, .14);
  --blanco: #f4f3ef;
  --gris: #a19f97;
  --piedra: #cdb894;
  --f-display: "Archivo", "Arial Narrow", system-ui, sans-serif;
  --f-body: "Figtree", system-ui, -apple-system, "Segoe UI", sans-serif;
  --f-mono: "JetBrains Mono", ui-monospace, Consolas, monospace;
  --max: 1320px;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--negro); color: var(--blanco); font-family: var(--f-body); font-size: 16px; line-height: 1.6; -webkit-font-smoothing: antialiased; }
[hidden] { display: none !important; }
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 60; background: var(--negro); }
a { color: inherit; }
img, video { display: block; max-width: 100%; }
:focus-visible { outline: 2px solid var(--piedra); outline-offset: 3px; }

.wrap { max-width: var(--max); margin-inline: auto; padding-left: max(20px, env(safe-area-inset-left, 0px)); padding-right: max(20px, env(safe-area-inset-right, 0px)); }
.eyebrow { font-family: var(--f-mono); font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--gris); }
.display { font-family: var(--f-display); font-stretch: 125%; font-weight: 800; text-transform: uppercase; letter-spacing: -.01em; line-height: .95; text-wrap: balance; margin: 0; }

/* Nav */
.nav { position: fixed; top: env(safe-area-inset-top, 0px); inset-inline: 0; z-index: 50; transition: background .3s; }
.nav.solida, .nav.abierto { background: rgba(12, 12, 11, .92); backdrop-filter: blur(10px); border-bottom: 1px solid var(--linea); }
.nav-in { display: flex; align-items: center; gap: 24px; height: 72px; }
.marca { display: flex; align-items: center; gap: 12px; text-decoration: none; margin-right: auto; }
.marca img { height: 38px; width: auto; }
.marca span { font-family: var(--f-display); font-stretch: 125%; font-weight: 700; font-size: 13px; letter-spacing: .18em; }
.nav-links { display: flex; gap: 28px; list-style: none; margin: 0; padding: 0; }
.nav-links a { text-decoration: none; font-size: 14px; color: var(--gris); transition: color .2s; }
.nav-links a:hover { color: var(--blanco); }
.nav-redes { display: flex; gap: 8px; }
.icono { display: grid; place-items: center; width: 40px; height: 40px; border: 1px solid var(--linea); border-radius: 50%; transition: background .2s, border-color .2s; }
.icono:hover { background: var(--blanco); color: var(--negro); border-color: var(--blanco); }
.icono svg { width: 18px; height: 18px; }
.nav-toggle { display: none; background: none; border: 1px solid var(--linea); color: var(--blanco); width: 44px; height: 44px; border-radius: 50%; cursor: pointer; }

/* Hero */
.hero { position: relative; min-height: clamp(560px, 92svh, 900px); display: flex; align-items: center; overflow: hidden; isolation: isolate; }
.hero-fondo { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; filter: blur(28px) brightness(.5) saturate(1.15); transform: scale(1.15); }
.hero::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(12,12,11,.5) 0%, rgba(12,12,11,.15) 40%, rgba(12,12,11,.9) 100%); }
/* El título se superpone al borde izquierdo del marco: el video queda cerca de su tamaño real. */
.hero-in { width: 100%; padding-block: 130px 64px; display: grid; grid-template-columns: repeat(12, 1fr); gap: 0 24px; align-items: center; }
.hero-texto { grid-column: 1 / 9; grid-row: 1; position: relative; z-index: 2; min-width: 0; }
.hero-marco { grid-column: 7 / 13; grid-row: 1; margin: 0; position: relative; aspect-ratio: 3 / 2; max-width: 100%; overflow: hidden; background: var(--carbon); border: 1px solid var(--linea); box-shadow: 0 30px 80px rgba(0,0,0,.55); }
.hero-marco video, .hero-marco img { width: 100%; height: 100%; object-fit: cover; }
.hero-marco figcaption { position: absolute; right: 14px; bottom: 12px; font-family: var(--f-mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; padding: 5px 9px; background: var(--negro); color: var(--blanco); }
.hero h1 { font-size: clamp(42px, 6.2vw, 100px); text-shadow: 0 2px 30px rgba(0,0,0,.35); }
.hero h1 em { font-style: normal; color: transparent; -webkit-text-stroke: 1.5px var(--blanco); }
.hero p { max-width: 46ch; font-size: 18px; color: rgba(244,243,239,.82); margin: 24px 0 0; }
.ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.btn { display: inline-flex; align-items: center; gap: 10px; padding: 16px 26px; font-family: var(--f-body); font-weight: 600; font-size: 15px; text-decoration: none; border: 1px solid var(--blanco); background: var(--blanco); color: var(--negro); cursor: pointer; transition: transform .2s, background .2s, color .2s; }
.btn:hover { transform: translateY(-2px); }
.btn.linea { background: transparent; color: var(--blanco); }
.btn.linea:hover { background: var(--blanco); color: var(--negro); }
.btn svg { width: 18px; height: 18px; }
.hero-logo { width: clamp(90px, 12vw, 170px); opacity: .9; }
.hero-dato { position: absolute; top: 96px; right: max(20px, env(safe-area-inset-right, 0px)); writing-mode: vertical-rl; }

@media (prefers-reduced-motion: no-preference) {
  .hero h1, .hero p, .hero .ctas { animation: subir .9s cubic-bezier(.2,.7,.2,1) both; }
  .hero p { animation-delay: .15s; }
  .hero .ctas { animation-delay: .3s; }
  @keyframes subir { from { transform: translateY(24px); opacity: .001; } }
}

/* Secciones */
section { padding-block: clamp(72px, 10vw, 140px); }
.cabecera { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: end; margin-bottom: 48px; }
.cabecera h2 { font-size: clamp(34px, 5.4vw, 76px); }
.cabecera p { color: var(--gris); max-width: 52ch; margin: 0; justify-self: end; }

/* Servicios */
.servicios { border-top: 1px solid var(--linea); padding-block: 0; }
.servicios ul { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); }
.servicios li { padding: 40px 32px 44px 0; border-right: 1px solid var(--linea); display: grid; gap: 10px; align-content: start; }
.servicios li + li { padding-left: 32px; }
.servicios li:last-child { border-right: 0; }
.servicios h3 { font-family: var(--f-display); font-stretch: 112%; font-size: 22px; font-weight: 700; margin: 0; text-transform: uppercase; }
.servicios p { color: var(--gris); margin: 0; font-size: 15px; }

/* Galería piscinas */
.mosaico { display: grid; grid-template-columns: repeat(12, 1fr); grid-auto-rows: clamp(140px, 17vw, 230px); gap: 12px; }
.tile { position: relative; overflow: hidden; background: var(--carbon); text-decoration: none; }
.tile img, .tile video { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s cubic-bezier(.2,.7,.2,1); }
.tile:hover img, .tile:hover video { transform: scale(1.04); }
.tile figcaption, .tile .cap { position: absolute; left: 0; right: 0; bottom: 0; padding: 40px 16px 14px; background: linear-gradient(transparent, rgba(12,12,11,.85)); font-family: var(--f-mono); font-size: 12px; letter-spacing: .06em; }
/* La galería se carga desde el portal: el patrón de 5 se repite para cualquier cantidad. */
.mosaico { grid-auto-flow: dense; }
.mosaico > .tile:nth-child(5n+1) { grid-column: span 4; grid-row: span 3; }
.mosaico > .tile:nth-child(5n+2) { grid-column: span 8; grid-row: span 2; }
.mosaico > .tile:nth-child(5n+3) { grid-column: span 4; grid-row: span 1; }
.mosaico > .tile:nth-child(5n+4) { grid-column: span 4; grid-row: span 1; }
.mosaico > .tile:nth-child(5n+5) { grid-column: span 12; grid-row: span 2; }
.vacio { grid-column: 1 / -1; color: var(--gris); margin: 0; }
.play { position: absolute; top: 14px; left: 14px; font-family: var(--f-mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; padding: 6px 10px; background: var(--blanco); color: var(--negro); }

/* Otros proyectos */
.proyectos { background: var(--carbon); }
.riel { display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; }
.riel .tile { aspect-ratio: 4 / 3; max-width: 100%; }
.riel { grid-auto-flow: dense; }
.riel .tile:nth-child(5n+1) { grid-column: span 4; aspect-ratio: auto; grid-row: span 2; }
.riel .tile:nth-child(5n+2) { grid-column: span 2; }
.riel .tile:nth-child(5n+3) { grid-column: span 2; }
.riel .tile:nth-child(5n+4) { grid-column: span 3; }
.riel .tile:nth-child(5n+5) { grid-column: span 3; }
.turnstile { min-height: 65px; }

/* Proceso: es una secuencia real, por eso va numerada */
.proceso ol { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--linea); border: 1px solid var(--linea); }
.proceso li { background: var(--negro); padding: 32px 24px 40px; display: grid; gap: 12px; align-content: start; }
.proceso .n { font-family: var(--f-mono); font-size: 13px; color: var(--piedra); }
.proceso h3 { margin: 0; font-size: 19px; font-weight: 600; }
.proceso p { margin: 0; color: var(--gris); font-size: 15px; }

/* Consulta */
.consulta { border-top: 1px solid var(--linea); }
.consulta-in { display: grid; grid-template-columns: 5fr 7fr; gap: clamp(32px, 6vw, 96px); }
.consulta-in > * { min-width: 0; }
.consulta h2 { font-size: clamp(36px, 5vw, 72px); }
.directo { display: grid; gap: 12px; margin-top: 36px; }
.directo a { display: flex; align-items: center; gap: 14px; text-decoration: none; padding: 18px 0; border-bottom: 1px solid var(--linea); font-size: 17px; }
.directo a:hover { color: var(--piedra); }
.directo small { display: block; font-family: var(--f-mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--gris); }

.form { display: grid; gap: 28px; }
.tipo { display: grid; grid-template-columns: 1fr 1fr; border: 1px solid var(--linea); }
.tipo input { position: absolute; opacity: 0; pointer-events: none; }
.tipo label { padding: 18px; text-align: center; cursor: pointer; font-weight: 600; color: var(--gris); transition: background .2s, color .2s; }
.tipo input:checked + label { background: var(--blanco); color: var(--negro); }
.tipo input:focus-visible + label { outline: 2px solid var(--piedra); outline-offset: -4px; }
.campos { display: grid; grid-template-columns: 1fr 1fr; gap: 26px 24px; border: 0; margin: 0; padding: 0; min-width: 0; }
.campo { display: grid; gap: 8px; min-width: 0; }
.campo.full { grid-column: 1 / -1; }
.campo > label, .campo legend { font-family: var(--f-mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--gris); padding: 0; }
.campo input[type=text], .campo input[type=tel], .campo input[type=email], .campo input[type=number], .campo select, .campo textarea {
  width: 100%; background: transparent; border: 0; border-bottom: 1px solid rgba(244,243,239,.35); color: var(--blanco);
  font: 400 17px/1.4 var(--f-body); padding: 8px 0 12px; border-radius: 0; transition: border-color .2s;
}
.campo select option { background: var(--carbon); }
.campo textarea { resize: vertical; min-height: 90px; }
.campo input:focus, .campo select:focus, .campo textarea:focus { outline: none; border-bottom-color: var(--piedra); }
.campo input::placeholder, .campo textarea::placeholder { color: rgba(244,243,239,.3); }
fieldset.campo { border: 0; margin: 0; padding: 0; min-width: 0; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 4px; }
.chips input { position: absolute; opacity: 0; pointer-events: none; }
.chips label { padding: 10px 16px; border: 1px solid var(--linea); border-radius: 999px; cursor: pointer; font-size: 14px; transition: all .2s; }
.chips input:checked + label { background: var(--blanco); color: var(--negro); border-color: var(--blanco); }
.chips input:focus-visible + label { outline: 2px solid var(--piedra); outline-offset: 2px; }
.trampa { position: absolute; left: -9999px; }
.enviar { display: flex; flex-wrap: wrap; align-items: center; gap: 20px; }
.form-estado { color: var(--gris); font-size: 14px; margin: 0; flex: 1 1 240px; }
.form-estado[data-ok="true"] { color: var(--piedra); }

/* Footer */
footer { border-top: 1px solid var(--linea); padding-block: 56px 40px; }
.foot { display: grid; grid-template-columns: auto 1fr auto; gap: 32px; align-items: end; }
.foot img { height: 64px; width: auto; }
.foot .display { font-size: clamp(22px, 3vw, 34px); }
.foot p { margin: 6px 0 0; color: var(--gris); font-size: 14px; }
.legal { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; margin-top: 40px; padding-top: 20px; border-top: 1px solid var(--linea); color: var(--gris); font-size: 13px; }

.wa-flota { position: fixed; right: calc(20px + env(safe-area-inset-right, 0px)); bottom: calc(20px + env(safe-area-inset-bottom, 0px)); z-index: 40; width: 58px; height: 58px; border-radius: 50%; display: grid; place-items: center; background: var(--blanco); color: var(--negro); box-shadow: 0 10px 30px rgba(0,0,0,.45); transition: transform .2s; }
.wa-flota:hover { transform: scale(1.06); }
.wa-flota svg { width: 28px; height: 28px; }

dialog#lb { padding: 0; border: 0; background: transparent; max-width: min(1200px, 94vw); max-height: 92vh; color: var(--blanco); }
dialog#lb::backdrop { background: rgba(0,0,0,.9); }
dialog#lb figure { margin: 0; }
dialog#lb img, dialog#lb video { max-height: 82vh; width: auto; margin-inline: auto; }
dialog#lb figcaption { font-family: var(--f-mono); font-size: 12px; padding-top: 12px; text-align: center; color: var(--gris); }
.lb-cerrar { position: fixed; top: calc(16px + env(safe-area-inset-top, 0px)); right: calc(16px + env(safe-area-inset-right, 0px)); width: 48px; height: 48px; border-radius: 50%; border: 1px solid var(--linea); background: var(--negro); color: var(--blanco); font-size: 22px; cursor: pointer; }

@media (max-width: 900px) {
  .nav-links, .nav-redes { display: none; }
  .nav-toggle { display: grid; place-items: center; }
  .nav.abierto .nav-in { flex-wrap: wrap; height: auto; padding-block: 14px 24px; }
  .nav.abierto .nav-links { display: grid; gap: 4px; order: 3; width: 100%; padding-top: 12px; }
  .nav.abierto .nav-links a { display: block; padding: 12px 0; font-size: 20px; color: var(--blanco); border-bottom: 1px solid var(--linea); }
  .nav.abierto .nav-redes { display: flex; order: 4; padding-top: 16px; }
  .marca span { display: none; }
  .hero-in { grid-template-columns: 1fr; padding-block: 112px 40px; gap: 32px; }
  .hero-texto, .hero-marco { grid-column: 1; grid-row: auto; }
  .hero-marco { aspect-ratio: 16 / 10; }
  .hero-dato { display: none; }
  .cabecera { grid-template-columns: 1fr; gap: 16px; }
  .cabecera p { justify-self: start; }
  .servicios ul { grid-template-columns: 1fr; }
  .servicios li, .servicios li + li { padding: 28px 0; border-right: 0; border-bottom: 1px solid var(--linea); }
  .mosaico { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 180px; gap: 8px; }
  .mosaico > .tile:nth-child(5n+1), .mosaico > .tile:nth-child(5n+2) { grid-column: span 1; grid-row: span 2; }
  .mosaico > .tile:nth-child(5n+3), .mosaico > .tile:nth-child(5n+4) { grid-column: span 1; grid-row: span 1; }
  .mosaico > .tile:nth-child(5n+5) { grid-column: span 2; grid-row: span 2; }
  .riel { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; gap: 10px; margin-inline: calc(-1 * max(20px, env(safe-area-inset-left, 0px))); padding-inline: max(20px, env(safe-area-inset-left, 0px)); scrollbar-width: none; }
  .riel .tile, .riel .tile:nth-child(5n+1) { flex: 0 0 82%; aspect-ratio: 4 / 5; scroll-snap-align: start; }
  .proceso ol { grid-template-columns: 1fr 1fr; }
  .consulta-in { grid-template-columns: 1fr; }
  .foot { grid-template-columns: 1fr; gap: 20px; }
}
@media (max-width: 560px) {
  .campos { grid-template-columns: 1fr; }
  .proceso ol { grid-template-columns: 1fr; }
  .hero p { font-size: 16px; }
  .btn { flex: 1 1 100%; justify-content: center; }
}