/* Roble & Co. · concepto de mueblería, tonos hueso, roble y salvia */
:root {
  --hueso: #F4EFE6;
  --papel: #FAF7F1;
  --tinta: #2B231D;
  --gris: #625850;
  --linea: #E3DACB;
  --roble: #B07F4F;
  --roble-txt: #7A5232;
  --salvia: #8A9A7E;
  --salvia-osc: #43513F;
  --salvia-claro: #E5EADD;
  --wa: #25D366;
  --f-tit: "Fraunces", Georgia, serif;
  --f-txt: "Figtree", system-ui, sans-serif;
  --top-h: 96px;
  --ease: cubic-bezier(.22, 1, .36, 1);
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--top-h) + 12px); }
body { margin: 0; background: var(--hueso); color: var(--tinta); font: 400 1rem/1.6 var(--f-txt); -webkit-font-smoothing: antialiased; overflow-x: clip; }
img, svg { display: block; max-width: 100%; }
[hidden] { display: none !important; }
h1, h2, h3 { margin: 0; font-family: var(--f-tit); font-weight: 500; letter-spacing: -.015em; font-optical-sizing: auto; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
a { color: inherit; }
button { font: inherit; color: inherit; }
a, button { touch-action: manipulation; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); }
:focus-visible { outline: 2px solid var(--tinta); outline-offset: 3px; border-radius: 4px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 16px; top: -60px; z-index: 200; padding: 10px 16px; background: var(--tinta); color: var(--hueso); border-radius: 6px; font-weight: 600; text-decoration: none; }
.skip:focus { top: 12px; }
.wrap { width: min(1180px, 100% - 32px); margin-inline: auto; }
.nota { margin-top: 14px; font-size: .875rem; color: var(--gris); }
.eyebrow { font-size: .8125rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--roble-txt); margin-bottom: 10px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .6em;
  min-height: 52px; padding: 0 1.5em; border: 0; border-radius: 999px;
  font: 600 1rem/1.15 var(--f-txt); text-align: center; text-decoration: none; cursor: pointer;
  transition: transform .3s var(--ease), background-color .25s, color .25s;
}
.btn svg { width: 1.25em; height: 1.25em; flex: none; }
.btn:active { transform: scale(.97); }
.btn--oscuro { background: var(--tinta); color: var(--hueso); }
.btn--oscuro:hover { background: #45382E; }
.btn--claro { background: transparent; color: var(--tinta); border: 1px solid var(--tinta); }
.btn--claro:hover, .btn--claro[aria-pressed="true"] { background: var(--tinta); color: var(--hueso); }
.btn--wa { background: var(--wa); color: #052E16; }

/* ---------- Barra de concepto + navegación ---------- */
.top { position: fixed; inset: 0 0 auto; z-index: 50; }
.concepto { display: flex; flex-wrap: wrap; justify-content: center; gap: 2px 12px; min-height: 32px; padding: 6px 16px; background: var(--tinta); color: #DCD3C5; font-size: .8125rem; text-align: center; }
.concepto strong { color: #fff; font-weight: 600; }
.concepto__cta { color: #E9C49A; font-weight: 600; text-underline-offset: 3px; }
.nav {
  height: 64px; display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 0 max(16px, calc((100% - 1180px) / 2));
  background: rgba(244, 239, 230, .9); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--linea);
}
.logo { font: 500 1.5rem/1 var(--f-tit); text-decoration: none; letter-spacing: -.02em; white-space: nowrap; }
.logo em, .hero__titulo em { font-style: italic; font-weight: 400; color: var(--roble-txt); }
.nav__links { display: none; gap: 28px; }
.nav__links a { text-decoration: none; font-weight: 500; padding: 10px 0; }
.nav__links a:hover { color: var(--roble-txt); }
.nav__cta { min-height: 44px; display: inline-flex; align-items: center; padding: 0 18px; border-radius: 999px; background: var(--salvia-osc); color: #fff; font-weight: 600; text-decoration: none; }
@media (min-width: 900px) { .nav__links { display: flex; } }

/* ---------- Escena: sala + muebles ----------
   El lienzo cubre la escena como la foto (cover); los muebles se ubican sobre la línea del piso. */
.escena { position: relative; overflow: hidden; background: #E8DFD0; isolation: isolate; user-select: none; -webkit-user-select: none; }
.escena__sala { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: var(--fx, 50%) 50%; }
.escena__luz { position: absolute; inset: 0; overflow: hidden; pointer-events: none; z-index: 30; mix-blend-mode: soft-light; opacity: .55; transition: opacity 1.4s var(--ease); }
/* haz de luz de mañana: se mueve con transform (sin repintar) */
.escena__luz::before { content: ""; position: absolute; top: 0; bottom: 0; left: -60%; width: 120%; background: linear-gradient(112deg, transparent 30%, rgba(255, 236, 200, .9) 50%, transparent 70%); animation: rayos 18s ease-in-out infinite alternate; will-change: transform; }
@keyframes rayos { to { transform: translate3d(85%, 0, 0); } }
.escena__tarde, .escena__ocaso { position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity 1.4s var(--ease); }
/* el modo de mezcla va en la propia capa: un hijo dentro de una capa con z-index quedaría aislado y solo teñiría */
.escena__tarde { z-index: 31; mix-blend-mode: multiply; background: linear-gradient(to left, rgba(246, 160, 92, .8), rgba(190, 118, 82, .78) 45%, rgba(122, 88, 84, .8)); }
.escena__ocaso { z-index: 32; mix-blend-mode: screen; background: radial-gradient(60% 70% at 100% 45%, rgba(255, 150, 70, .45), transparent 70%), linear-gradient(200deg, rgba(255, 190, 120, .12), transparent 50%); }
.tarde .escena__ocaso { opacity: 1; }
.tarde .escena__tarde { opacity: 1; }
.tarde .escena__luz { opacity: 0; }

.pieza { position: absolute; padding: 0; border: 0; background: none; pointer-events: none; transform-origin: 50% 100%; }
.pieza__img { position: relative; width: 100%; aspect-ratio: var(--ar); transition: filter .35s var(--ease); }
.pieza__img img { position: absolute; inset: 0; width: 100%; height: 100%; }
.tinte { position: absolute; inset: 0; isolation: isolate; }
.tinte span { position: absolute; inset: 0; -webkit-mask: var(--mascara) center / 100% 100% no-repeat; mask: var(--mascara) center / 100% 100% no-repeat; }
.tinte .t-dodge { mix-blend-mode: color-dodge; }
.tinte .t-mult { mix-blend-mode: multiply; }
.sombra { position: absolute; z-index: 1; height: 26px; transform: translate(-50%, -62%); pointer-events: none;
  background: radial-gradient(closest-side, rgba(52, 34, 18, .42), rgba(52, 34, 18, .14) 60%, transparent); }
.brillo { position: absolute; z-index: 32; pointer-events: none; border-radius: 50%; mix-blend-mode: screen; transform: translate(-50%, -50%);
  background: radial-gradient(closest-side, rgba(255, 214, 150, .85), rgba(255, 190, 110, .35) 45%, transparent 75%); opacity: .55; transition: opacity .8s; }
.tarde .brillo { opacity: 1; }
.apagada .brillo { opacity: 0; }
/* resaltado: contorno de luz siguiendo la silueta */
.pieza.resaltada .pieza__img { filter: drop-shadow(0 0 1px #fff) drop-shadow(0 0 1px #fff) drop-shadow(0 0 7px rgba(255, 246, 225, .95)); }
.pieza:focus-visible { outline: none; }
.pieza:focus-visible .pieza__img { filter: drop-shadow(0 0 1px #fff) drop-shadow(0 0 2px var(--tinta)); }
.etiqueta { position: absolute; z-index: 40; transform: translate(-50%, -100%); padding: 6px 12px; border-radius: 999px; background: var(--tinta); color: var(--hueso); font-size: .8125rem; font-weight: 600; white-space: nowrap; pointer-events: none; opacity: 0; transition: opacity .25s; }
.etiqueta.ver { opacity: 1; }
.escena--config { cursor: default; }
.escena--config.sobre { cursor: pointer; }

/* ---------- Hero ---------- */
.hero { position: relative; padding-top: var(--top-h); }
.hero__texto { padding: 22px 16px 18px; text-align: center; }
.hero__titulo { font-size: clamp(3.1rem, 1.6rem + 7vw, 7.4rem); line-height: .95; letter-spacing: -.035em; white-space: nowrap; }
.hero__titulo .letra { display: inline-block; }
.hero__sub { margin-top: 10px; font-size: clamp(1.0625rem, 1rem + .5vw, 1.375rem); color: var(--gris); }
.hero__cta { margin-top: 18px; }
.escena--hero { aspect-ratio: 4 / 5; max-height: calc(100svh - var(--top-h) - 40px); width: 100%; }
.hero__saltar { position: absolute; z-index: 45; right: 16px; bottom: 16px; min-height: 44px; padding: 0 18px; border: 1px solid var(--tinta); border-radius: 999px; background: var(--papel); font-weight: 600; cursor: pointer; }
@media (min-width: 900px) {
  .hero { height: 100svh; min-height: 620px; }
  .escena--hero { position: absolute; inset: var(--top-h) 0 0; aspect-ratio: auto; max-height: none; height: auto; }
  .hero__texto { position: absolute; z-index: 40; left: max(32px, calc((100vw - 1180px) / 2)); top: calc(var(--top-h) + 7vh); padding: 0; text-align: left; }
  .hero__sub { color: #3A2F27; font-weight: 600; }
}
.intro .hero__texto > * { opacity: .01; }

/* ---------- Secciones ---------- */
.sec { padding-block: clamp(64px, 9vw, 120px); }
.sec__head { max-width: 42rem; margin-bottom: 32px; }
.sec__head h2, .garantia h2 { font-size: clamp(2.1rem, 1.3rem + 3vw, 3.5rem); line-height: 1.04; letter-spacing: -.03em; }
.sec__head > p:not(.eyebrow) { margin-top: 12px; color: var(--gris); font-size: 1.0625rem; }
.sec--config { background: var(--papel); border-bottom: 1px solid var(--linea); }

.config { display: grid; gap: 20px; }
.config__escena { position: relative; }
.escena--config { aspect-ratio: 4 / 5; border-radius: 6px; }
@media (min-width: 900px) {
  .config { grid-template-columns: minmax(0, 1fr) 330px; align-items: start; }
  .escena--config { aspect-ratio: 16 / 10; }
}
.opciones { position: relative; margin-top: 12px; padding: 18px 18px 16px; background: var(--papel); border: 1px solid var(--linea); border-radius: 8px; box-shadow: 0 18px 40px -22px rgba(43, 35, 29, .45); }
@media (min-width: 900px) { .opciones { position: absolute; z-index: 50; margin: 0; width: 300px; } }
.opciones__cerrar { position: absolute; top: 6px; right: 6px; width: 44px; height: 44px; display: grid; place-items: center; border: 0; border-radius: 50%; background: none; cursor: pointer; }
.opciones__cerrar svg { width: 20px; height: 20px; }
.opciones__tipo { font-size: .8125rem; font-weight: 600; color: var(--roble-txt); }
.opciones__nombre { margin-top: 2px; font-size: 1.5rem; padding-right: 36px; }
.opciones__precio { margin-top: 2px; font-weight: 600; font-variant-numeric: tabular-nums; }
.opciones__muestras { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 12px; }
.opciones__elegida { margin-top: 10px; font-size: .9375rem; color: var(--gris); }
.muestra { width: 44px; height: 44px; padding: 0; border-radius: 50%; border: 1px solid rgba(43, 35, 29, .2); cursor: pointer; background-color: var(--c);
  box-shadow: inset 0 -6px 10px rgba(0, 0, 0, .14), inset 0 4px 8px rgba(255, 255, 255, .16); transition: transform .25s var(--ease), box-shadow .25s; }
.muestra--tela { background-image: repeating-linear-gradient(45deg, rgba(255, 255, 255, .13) 0 1.5px, transparent 1.5px 3.5px), repeating-linear-gradient(-45deg, rgba(0, 0, 0, .12) 0 1.5px, transparent 1.5px 3.5px); }
.muestra--madera { background-image: repeating-radial-gradient(ellipse 140% 40% at 20% 120%, rgba(0, 0, 0, .16) 0 2px, transparent 2px 6px), linear-gradient(100deg, rgba(255, 255, 255, .14), transparent 60%); }
.muestra:hover { transform: scale(1.08); }
.muestra[aria-checked="true"] { box-shadow: 0 0 0 2px var(--papel), 0 0 0 4px var(--tinta), inset 0 -6px 10px rgba(0, 0, 0, .14); }

.resumen { padding: 22px 20px; background: var(--hueso); border: 1px solid var(--linea); border-radius: 8px; }
.resumen h3 { font-size: 1.6rem; }
.resumen__lista { margin-top: 10px; }
.resumen__lista li { display: grid; grid-template-columns: 1fr auto; gap: 2px 12px; padding: 10px 0; border-bottom: 1px solid var(--linea); }
.resumen__lista button { grid-column: 1; justify-self: start; padding: 0; border: 0; background: none; font-weight: 600; text-align: left; cursor: pointer; min-height: 24px; }
.resumen__lista button:hover { color: var(--roble-txt); }
.resumen__lista span { grid-column: 1; font-size: .875rem; color: var(--gris); }
.resumen__lista strong { grid-column: 2; grid-row: 1 / span 2; align-self: center; font-variant-numeric: tabular-nums; }
.resumen__total { display: flex; justify-content: space-between; align-items: baseline; margin-top: 14px; font-size: 1.125rem; }
.resumen__total strong { font-size: 1.6rem; font-variant-numeric: tabular-nums; }
.resumen .btn { width: 100%; margin-top: 12px; }

.filtros { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
.filtros button { min-height: 44px; padding: 0 18px; border: 1px solid var(--linea); border-radius: 999px; background: var(--papel); font-weight: 600; cursor: pointer; transition: background-color .3s, color .3s, border-color .3s; }
.filtros button[aria-pressed="true"] { background: var(--tinta); border-color: var(--tinta); color: var(--hueso); }
.catalogo { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.item { background: var(--papel); border: 1px solid var(--linea); border-radius: 6px; overflow: hidden; }
.item__foto { position: relative; display: grid; place-items: center; aspect-ratio: 1; padding: 14%; background: radial-gradient(closest-side at 50% 85%, rgba(176, 127, 79, .14), transparent), #EFE8DB; }
.item__foto .pieza__img { width: 100%; filter: drop-shadow(0 12px 10px rgba(43, 35, 29, .18)); }
.item__txt { padding: 12px 14px 16px; }
.item h3 { font-size: 1.2rem; line-height: 1.15; }
.item p { font-size: .875rem; color: var(--gris); }
.item strong { display: block; margin-top: 6px; font-variant-numeric: tabular-nums; }
@media (min-width: 760px) { .catalogo { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; } }

.sec--salvia { background: var(--salvia-claro); }
.pasos { display: grid; gap: 22px; }
.pasos li { padding-top: 18px; border-top: 1px solid var(--salvia-osc); }
.pasos__n { font: italic 400 2.2rem/1 var(--f-tit); color: var(--salvia-osc); }
.pasos h3 { margin-top: 8px; font-size: 1.4rem; }
.pasos p { margin-top: 6px; color: #4A4640; }
@media (min-width: 760px) { .pasos { grid-template-columns: repeat(4, 1fr); gap: 28px; } }

.garantia__grid { display: grid; gap: 20px; margin-top: 28px; }
.garantia__grid h3 { font-size: 1.3rem; }
.garantia__grid p { margin-top: 6px; color: var(--gris); }
@media (min-width: 760px) { .garantia__grid { grid-template-columns: repeat(3, 1fr); } }

.pie { padding: 36px 0 calc(36px + env(safe-area-inset-bottom)); background: var(--tinta); color: #DCD3C5; font-size: .9375rem; }
.pie p + p { margin-top: 8px; }
.pie strong { color: #fff; }
.pie a { color: #E9C49A; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition-duration: .01ms !important; }
}