/* ==========================================================
   ESTILOS DEL EJEMPLO: CARPINTERÍA "VETA"
   Solo para este ejemplo. Pensado primero para celular.
   Un solo aspecto: claro y cálido, con tonos madera.
   ========================================================== */

/* ---------- Colores, letras y medidas ---------- */
:root {
  --crema: #f6efe3;
  --crema-2: #ece1cd;
  --blanco: #fffaf2;
  --nogal: #5b3a24;
  --nogal-oscuro: #35221a;
  --roble: #c49a6c;
  --verde: #3e5b3c;        /* acento: verde bosque */
  --verde-oscuro: #2c432b;
  --verde-claro: #a9bf98;
  --texto: #2e1f14;
  --gris: #6e5d4e;
  --linea: rgba(46, 31, 20, .14);
  --error: #a63a26;

  --slab: "Zilla Slab", Rockwell, Georgia, serif;
  --sans: "Nunito Sans", system-ui, -apple-system, "Segoe UI", sans-serif;

  --radio: 14px;
  --alto-barra: 40px;
  --alto-encabezado: 72px;
  --curva: cubic-bezier(.3, .7, .2, 1);
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--alto-encabezado); -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--sans);
  font-size: 1.02rem;
  line-height: 1.65;
  color: var(--texto);
  background: var(--blanco);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body.menu-abierto { overflow: hidden; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
h1, h2, h3, p, dl, dd { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
em { font-style: italic; color: var(--verde); }
:focus-visible { outline: 2px solid var(--verde); outline-offset: 3px; border-radius: 4px; }

.contenedor { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 20px; }
.solo-grande { display: none; }

/* Textura muy sutil de veta de madera, hecha con degradados */
.veta {
  background-image:
    repeating-linear-gradient(94deg, rgba(91, 58, 36, .035) 0 2px, transparent 2px 11px),
    repeating-linear-gradient(87deg, rgba(91, 58, 36, .025) 0 1px, transparent 1px 27px);
}

/* ---------- Textos comunes ---------- */
.etiqueta {
  display: inline-block;
  padding: 5px 12px;
  border-radius: 999px;
  background: rgba(62, 91, 60, .1);
  color: var(--verde);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .06em;
}
.titulo {
  margin-top: 16px;
  font-family: var(--slab);
  font-weight: 600;
  font-size: clamp(2rem, 7.5vw, 3.3rem);
  line-height: 1.08;
  letter-spacing: -.01em;
}
.cabeza { max-width: 680px; margin-bottom: 40px; }
.cabeza__texto { margin-top: 16px; color: var(--gris); }

/* ---------- Botones ---------- */
.boton {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 50px;
  padding: 0 24px;
  border-radius: 10px;
  border: 2px solid transparent;
  font-weight: 700;
  font-size: .95rem;
  white-space: nowrap;
  transition: background-color .3s, color .3s, border-color .3s, transform .3s var(--curva), box-shadow .3s;
}
.boton:hover { transform: translateY(-2px); }
.boton--verde { background: var(--verde); color: var(--crema); box-shadow: 0 6px 0 -2px var(--verde-oscuro); }
.boton--verde:hover { background: var(--verde-oscuro); }
.boton--borde { border-color: var(--nogal); color: var(--nogal); }
.boton--borde:hover { background: var(--nogal); color: var(--crema); }
.boton--chico { min-height: 40px; padding: 0 16px; font-size: .85rem; }
.boton--ancho { width: 100%; }

/* ==========================================================
   BARRA DE NORTHLINE (igual en todos los ejemplos)
   ========================================================== */
.nl-barra {
  position: relative;
  z-index: 60;
  height: var(--alto-barra);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 0 14px;
  background: #0b0b0b;
  color: rgba(255, 255, 255, .7);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: .75rem;
  line-height: 1.4;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}
.nl-barra a, .nl-barra button { color: rgba(255, 255, 255, .85); transition: color .2s; }
.nl-barra a:hover, .nl-barra button:hover { color: #fff; }
.nl-barra__texto { color: rgba(255, 255, 255, .5); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.nl-barra__derecha { display: flex; align-items: center; gap: 12px; }
.nl-barra__quiero { font-weight: 600; white-space: nowrap; }
.nl-barra__idioma { display: flex; align-items: center; gap: 2px; color: rgba(255, 255, 255, .3); }
.nl-barra__idioma button { padding: 6px 4px; background: none; border: 0; font-size: .72rem; font-weight: 600; opacity: .55; }
.nl-barra__idioma button[aria-pressed="true"] { opacity: 1; text-decoration: underline; text-underline-offset: 4px; }
.nl-barra :focus-visible { outline-color: #fff; }

/* ==========================================================
   ENCABEZADO
   ========================================================== */
.encabezado {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--alto-encabezado);
  background: var(--blanco);
  border-bottom: 1px solid var(--linea);
}
.encabezado__fila { height: 100%; display: flex; align-items: center; gap: 14px; }
.marca { position: relative; z-index: 2; display: inline-flex; align-items: center; gap: 8px; margin-right: auto; }
.marca__icono { width: 30px; height: 30px; fill: none; stroke: var(--verde); stroke-width: 2.2; stroke-linecap: round; }
.marca__nombre { font-family: var(--slab); font-size: 1.75rem; font-weight: 700; color: var(--nogal); letter-spacing: -.01em; }
.encabezado__boton { position: relative; z-index: 2; display: none; }

.hamburguesa {
  position: relative;
  z-index: 2;
  width: 46px;
  height: 46px;
  display: grid;
  place-content: center;
  gap: 5px;
  background: var(--crema);
  border: 1px solid var(--linea);
  border-radius: 10px;
}
.hamburguesa span { display: block; width: 20px; height: 2px; border-radius: 2px; background: var(--nogal); transition: transform .35s var(--curva), opacity .2s; }
.hamburguesa[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburguesa[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.hamburguesa[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Menú en celular: panel que entra desde la derecha */
.menu {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: 1;
  left: 0;
  display: flex;
  flex-direction: column;
  gap: 28px;
  padding: 130px 28px 40px;
  background: var(--crema);
  box-shadow: -20px 0 60px rgba(46, 31, 20, .2);
  opacity: 0;
  transform: translateX(30px);
  visibility: hidden;
  transition: transform .45s var(--curva), opacity .35s, visibility 0s linear .45s;
}
.menu.abierto { opacity: 1; transform: none; visibility: visible; transition: transform .45s var(--curva), opacity .35s; }
.menu ul { display: grid; gap: 2px; }
.menu ul a {
  display: block;
  padding: 10px 0;
  border-bottom: 1px solid var(--linea);
  font-family: var(--slab);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--nogal);
}
.menu ul a:hover { color: var(--verde); }

/* ==========================================================
   FOTOS
   Cada lugar de foto muestra un marco con el nombre del archivo.
   Si la foto existe en imagenes/, aparece sola (ver principal.js).
   ========================================================== */
.foto {
  position: relative;
  overflow: hidden;
  border-radius: var(--radio);
  background-color: var(--roble);
  background-image:
    repeating-linear-gradient(96deg, rgba(53, 34, 26, .09) 0 2px, transparent 2px 9px),
    repeating-linear-gradient(84deg, rgba(255, 250, 242, .08) 0 1px, transparent 1px 21px),
    linear-gradient(150deg, #d8b48a, #a8774b 60%, #7d5333);
  background-size: cover;
  background-position: center;
  transition: transform .8s var(--curva);
}
.foto::after {
  content: attr(data-foto);
  position: absolute;
  left: 12px;
  bottom: 12px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(255, 250, 242, .85);
  color: var(--nogal);
  font-size: .7rem;
  font-weight: 700;
}
.foto.con-foto { background-image: var(--foto); }
.foto.con-foto::after { display: none; }

/* ==========================================================
   1. PORTADA
   ========================================================== */
.portada { padding: 48px 0 72px; background-color: var(--crema); }
.portada__fila { display: grid; gap: 44px; align-items: center; }
.portada__titulo {
  margin-top: 18px;
  font-family: var(--slab);
  font-weight: 700;
  font-size: clamp(2.6rem, 11vw, 5rem);
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--nogal-oscuro);
}
.portada__bajada { margin-top: 20px; max-width: 32rem; font-size: 1.08rem; color: var(--gris); }
.portada__botones { margin-top: 30px; display: flex; flex-wrap: wrap; gap: 12px; }
.portada__imagen { position: relative; }
.portada__foto { aspect-ratio: 4 / 5; border-radius: 22px; box-shadow: 0 30px 60px -30px rgba(53, 34, 26, .6); }
.portada__foto::after { top: 14px; bottom: auto; left: auto; right: 14px; }
.portada__sello {
  position: absolute;
  left: -6px;
  bottom: 28px;
  max-width: 220px;
  padding: 14px 18px;
  border-radius: 12px;
  background: var(--verde);
  color: var(--crema);
  font-family: var(--slab);
  font-size: 1.05rem;
  font-weight: 600;
  line-height: 1.3;
  box-shadow: 0 16px 30px -12px rgba(44, 67, 43, .6);
  transform: rotate(-3deg);
}

.entrada { opacity: 0; transform: translateY(18px); animation: aparecer .9s var(--curva) forwards; animation-delay: calc(var(--d, 0) * .12s + .15s); }
.portada__sello { animation: aparecer-sello .9s var(--curva) .9s both; }
@keyframes aparecer { to { opacity: 1; transform: none; } }
@keyframes aparecer-sello { from { opacity: 0; transform: rotate(-12deg) scale(.8); } to { opacity: 1; transform: rotate(-3deg); } }

/* ==========================================================
   SECCIONES
   ========================================================== */
.seccion { padding: 84px 0; }
.seccion--crema { background-color: var(--crema); }
.seccion--nogal { background-color: var(--nogal-oscuro); color: var(--crema); }
.seccion--nogal .etiqueta { background: rgba(169, 191, 152, .15); color: var(--verde-claro); }
.seccion--nogal em { color: var(--roble); }
.seccion--verde { background: var(--verde); color: var(--crema); }
.seccion--verde .etiqueta { background: rgba(246, 239, 227, .14); color: var(--crema); }
.seccion--verde em { color: var(--roble); }

/* ---------- 2. Qué hacemos ---------- */
.servicios { display: grid; gap: 14px; }
.servicio {
  padding: 26px 24px;
  border-radius: var(--radio);
  background: var(--crema);
  border: 1px solid var(--linea);
  transition: transform .45s var(--curva), box-shadow .45s var(--curva), background-color .3s;
}
.servicio:hover { transform: translateY(-4px); box-shadow: 0 22px 40px -26px rgba(53, 34, 26, .55); background: #fff; }
.servicio svg { width: 34px; height: 34px; fill: none; stroke: var(--verde); stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.servicio h3 { margin-top: 16px; font-family: var(--slab); font-size: 1.4rem; font-weight: 600; color: var(--nogal); }
.servicio p { margin-top: 6px; color: var(--gris); font-size: .96rem; }

/* ---------- 3. Trabajos: filtros y mosaico ---------- */
.filtros { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 6px; margin-bottom: 24px; scrollbar-width: none; }
.filtros::-webkit-scrollbar { display: none; }
.filtro {
  flex-shrink: 0;
  padding: 9px 16px;
  border-radius: 999px;
  border: 1px solid var(--linea);
  background: var(--blanco);
  font-weight: 700;
  font-size: .88rem;
  color: var(--nogal);
  transition: background-color .25s, color .25s, border-color .25s;
}
.filtro:hover { border-color: var(--nogal); }
.filtro[aria-pressed="true"] { background: var(--nogal); border-color: var(--nogal); color: var(--crema); }

.mosaico { display: grid; grid-template-columns: 1fr 1fr; grid-auto-rows: 150px; grid-auto-flow: dense; gap: 10px; }
.trabajo { position: relative; overflow: hidden; border-radius: var(--radio); animation: aparecer-trabajo .5s var(--curva) both; }
.trabajo--alto { grid-row: span 2; }
.trabajo--ancho { grid-column: span 2; }
.trabajo .foto { position: absolute; inset: 0; border-radius: 0; }
.trabajo .foto::after { top: 10px; bottom: auto; left: 10px; }
.trabajo:hover .foto { transform: scale(1.07); }
.trabajo__info {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 30px 12px 10px;
  background: linear-gradient(transparent, rgba(53, 34, 26, .85));
  color: var(--crema);
}
.trabajo__info strong { display: block; font-family: var(--slab); font-size: 1rem; font-weight: 600; line-height: 1.2; }
.trabajo__info span { font-size: .72rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--verde-claro); }
@keyframes aparecer-trabajo { from { opacity: 0; transform: scale(.96); } to { opacity: 1; transform: none; } }

/* Comparador antes y después */
.comparador-bloque { margin-top: 56px; display: grid; gap: 22px; align-items: center; }
.comparador-bloque__texto h3 { font-family: var(--slab); font-size: 1.8rem; font-weight: 600; color: var(--nogal); }
.comparador-bloque__texto p { margin-top: 8px; color: var(--gris); }
.comparador { position: relative; aspect-ratio: 4 / 3; border-radius: 18px; overflow: hidden; user-select: none; }
.comparador__foto { position: absolute; inset: 0; border-radius: 0; }
.comparador__foto--antes {
  clip-path: inset(0 calc(100% - var(--pos)) 0 0);
  filter: grayscale(.7) brightness(.85);
}
.comparador__foto--antes::after { right: auto; }
.comparador__foto:not(.comparador__foto--antes)::after { left: auto; right: 12px; }
.comparador__rotulo {
  position: absolute;
  top: 12px;
  padding: 4px 12px;
  border-radius: 999px;
  background: rgba(53, 34, 26, .75);
  color: var(--crema);
  font-size: .78rem;
  font-weight: 700;
  pointer-events: none;
}
.comparador__rotulo--antes { left: 12px; }
.comparador__rotulo--despues { right: 12px; }
.comparador__linea {
  position: absolute;
  top: 0;
  bottom: 0;
  left: var(--pos);
  width: 3px;
  margin-left: -1.5px;
  background: var(--crema);
  pointer-events: none;
}
.comparador__linea span {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 44px;
  height: 44px;
  margin: -22px 0 0 -22px;
  border-radius: 50%;
  background: var(--crema);
  box-shadow: 0 6px 18px rgba(0, 0, 0, .3);
}
.comparador__linea span::before {
  content: "‹ ›";
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-weight: 700;
  color: var(--nogal);
  letter-spacing: 2px;
}
.comparador__control {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  opacity: 0;
  cursor: ew-resize;
}
.comparador:has(.comparador__control:focus-visible) { outline: 3px solid var(--verde); outline-offset: 3px; }

/* ---------- 4. Cómo trabajamos ---------- */
.pasos { display: grid; gap: 28px; counter-reset: paso; }
.paso { position: relative; padding-left: 72px; }
.paso__num {
  position: absolute;
  left: 0;
  top: 0;
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  border: 2px solid var(--roble);
  font-family: var(--slab);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--roble);
  transition: background-color .3s, color .3s;
}
.paso:hover .paso__num { background: var(--roble); color: var(--nogal-oscuro); }
.paso:not(:last-child)::before {
  content: "";
  position: absolute;
  left: 26px;
  top: 62px;
  bottom: -26px;
  border-left: 2px dashed rgba(196, 154, 108, .4);
}
.paso h3 { font-family: var(--slab); font-size: 1.45rem; font-weight: 600; }
.paso p { margin-top: 4px; color: rgba(246, 239, 227, .72); }

/* ---------- 5. Materiales ---------- */
.materiales { display: grid; gap: 28px; }
.material__foto { aspect-ratio: 4 / 3; margin-bottom: 18px; }
.material:hover .material__foto { transform: scale(1.03); }
.material h3 { font-family: var(--slab); font-size: 1.4rem; font-weight: 600; color: var(--nogal); }
.material p { margin-top: 6px; color: var(--gris); }

/* ---------- 6. El taller ---------- */
.taller { display: grid; gap: 36px; align-items: center; }
.taller__foto { aspect-ratio: 5 / 4; }
.taller__texto > p:not(.etiqueta) { margin-top: 16px; color: var(--gris); max-width: 34rem; }
.taller__firma { font-family: var(--slab); font-style: italic; font-size: 1.2rem; color: var(--verde) !important; }

/* ---------- 7. Presupuesto ---------- */
.presupuesto { display: grid; gap: 36px; }
.presupuesto__texto > p:not(.etiqueta) { margin-top: 16px; color: var(--gris); max-width: 30rem; }
.presupuesto__caja {
  padding: 28px 22px;
  border-radius: 20px;
  background: var(--crema);
  border: 1px solid var(--linea);
}
.formulario { display: grid; gap: 18px; }
.campo { display: grid; gap: 6px; }
.campo-doble { display: grid; gap: 18px; }
.campo label { font-weight: 700; font-size: .9rem; color: var(--nogal); }
.campo input, .campo select, .campo textarea {
  width: 100%;
  min-height: 50px;
  padding: 12px 14px;
  font-size: 1rem;
  background: var(--blanco);
  border: 2px solid var(--crema-2);
  border-radius: 10px;
  transition: border-color .2s;
  -webkit-appearance: none;
  appearance: none;
}
.campo textarea { resize: vertical; min-height: 120px; }
.campo select {
  padding-right: 40px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235b3a24' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 18px;
}
.campo input:focus, .campo select:focus, .campo textarea:focus { outline: none; border-color: var(--verde); }
.campo [aria-invalid="true"] { border-color: var(--error); }
.campo__error { font-size: .85rem; font-weight: 700; color: var(--error); }
.campo__error:empty { display: none; }

.confirmacion { display: grid; justify-items: start; gap: 14px; animation: aparecer .6s var(--curva) both; }
.confirmacion[hidden] { display: none; }
.confirmacion:focus { outline: none; }
.confirmacion__icono { width: 52px; height: 52px; padding: 10px; border-radius: 12px; background: var(--verde); fill: none; stroke: var(--crema); stroke-width: 2.2; stroke-linecap: round; }
.confirmacion h3 { font-family: var(--slab); font-size: 1.9rem; font-weight: 600; color: var(--nogal); }
.confirmacion p { color: var(--gris); }

/* ---------- 8. Contacto ---------- */
.contacto { display: grid; gap: 36px; }
.contacto__nota { margin-top: 14px; color: rgba(246, 239, 227, .8); }
.contacto__datos { display: grid; gap: 28px; }
.contacto__datos h3, .contacto__lista dt { font-size: .78rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--verde-claro); }
.contacto__horarios { margin-top: 10px; }
.contacto__horarios div { display: flex; justify-content: space-between; gap: 16px; padding: 10px 0; border-bottom: 1px solid rgba(246, 239, 227, .18); }
.contacto__horarios dd { font-family: var(--slab); font-weight: 600; }
.contacto__lista { display: grid; gap: 16px; }
.contacto__lista dd { margin-top: 2px; font-size: 1.05rem; }

/* ==========================================================
   PIE
   ========================================================== */
.pie { background: var(--nogal-oscuro); color: var(--crema); padding: 56px 0 28px; }
.pie .marca__nombre { color: var(--crema); }
.pie .marca__icono { stroke: var(--roble); }
.pie__fila { display: grid; gap: 28px; }
.pie__frase { margin-top: 10px; color: rgba(246, 239, 227, .7); }
.pie__menu { display: flex; flex-wrap: wrap; gap: 8px 22px; font-weight: 600; }
.pie__menu a:hover, .pie__base a:hover { color: var(--roble); }
.pie__base {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid rgba(246, 239, 227, .14);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  font-size: .82rem;
  color: rgba(246, 239, 227, .6);
}

/* ==========================================================
   APARECER AL HACER SCROLL
   ========================================================== */
.js .revelar {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .9s var(--curva), transform .9s var(--curva);
  transition-delay: calc(var(--d, 0) * .1s);
}
.js .revelar.visible { opacity: 1; transform: none; }
.js .servicio.revelar.visible:hover { transform: translateY(-4px); transition-delay: 0s; transition-duration: .45s; }

/* ==========================================================
   TABLET (desde 640px)
   ========================================================== */
@media (min-width: 640px) {
  .contenedor { padding: 0 32px; }
  .solo-grande { display: inline; }
  .solo-chico { display: none; }
  .nl-barra { padding: 0 20px; }
  .servicios { grid-template-columns: repeat(2, 1fr); }
  .mosaico { grid-template-columns: repeat(3, 1fr); grid-auto-rows: 190px; gap: 14px; }
  .materiales { grid-template-columns: repeat(3, 1fr); gap: 22px; }
  .campo-doble { grid-template-columns: 1fr 1fr; gap: 16px; }
  .presupuesto__caja { padding: 36px 32px; }
  .contacto__datos { grid-template-columns: 1fr 1fr; gap: 40px; }
  .pie__fila { grid-template-columns: 1fr auto; align-items: end; }
}

/* En celular, la barra de Northline usa dos líneas para que entre todo */
@media (max-width: 639px) {
  :root { --alto-barra: 58px; }
  .nl-barra { flex-wrap: wrap; row-gap: 0; padding: 6px 14px 5px; }
  .nl-barra__texto { order: 3; width: 100%; text-align: center; font-size: .68rem; }
}

/* ==========================================================
   COMPUTADORA (desde 1024px)
   ========================================================== */
@media (min-width: 1024px) {
  :root { --alto-encabezado: 80px; }

  .hamburguesa, .menu__boton { display: none; }
  .encabezado__boton { display: inline-flex; }
  .marca { margin-right: 0; }
  .menu {
    position: static;
    width: auto;
    flex-direction: row;
    margin: 0 auto;
    padding: 0;
    background: none;
    box-shadow: none;
    opacity: 1;
    transform: none;
    visibility: visible;
    transition: none;
  }
  .menu ul { display: flex; gap: 6px; }
  .menu ul a {
    position: relative;
    padding: 8px 12px;
    border: 0;
    font-family: var(--sans);
    font-size: .95rem;
    font-weight: 700;
  }
  .menu ul a::after {
    content: "";
    position: absolute;
    left: 12px;
    right: 12px;
    bottom: 2px;
    height: 2px;
    border-radius: 2px;
    background: var(--verde);
    transform: scaleX(0);
    transition: transform .35s var(--curva);
  }
  .menu ul a:hover::after { transform: scaleX(1); }

  .portada { padding: 72px 0 110px; }
  .portada__fila { grid-template-columns: 1.1fr 1fr; gap: 64px; }
  .portada__sello { left: -40px; }

  .seccion { padding: 120px 0; }
  .cabeza { margin-bottom: 56px; }

  .servicios { grid-template-columns: repeat(5, 1fr); }
  .servicio { padding: 28px 22px; }

  .mosaico { grid-template-columns: repeat(4, 1fr); grid-auto-rows: 210px; gap: 16px; }

  .comparador-bloque { grid-template-columns: 1fr 1.6fr; gap: 56px; margin-top: 80px; }

  .pasos { grid-template-columns: repeat(4, 1fr); gap: 32px; }
  .paso { padding-left: 0; padding-top: 80px; }
  .paso:not(:last-child)::before { left: 64px; right: -24px; top: 26px; bottom: auto; border-left: 0; border-top: 2px dashed rgba(196, 154, 108, .4); }

  .materiales { gap: 32px; }

  .taller { grid-template-columns: 1.1fr 1fr; gap: 80px; }

  .presupuesto { grid-template-columns: 1fr 1.2fr; gap: 72px; align-items: start; }
  .presupuesto__caja { padding: 44px; }

  .contacto { grid-template-columns: 1fr 1.3fr; gap: 72px; align-items: start; }
}

/* ==========================================================
   REDUCIR MOVIMIENTO
   ========================================================== */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    animation-delay: 0s !important;
    transition-duration: .01ms !important;
    transition-delay: 0s !important;
  }
  .js .revelar { opacity: 1; transform: none; }
}