/* Reset */
*, *::before, *::after { box-sizing: border-box; }
body, h1, h2, h3, p, figure { margin: 0; }
img { max-width: 100%; display: block; }
ul { list-style: none; margin: 0; padding: 0; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }

/* Tokens */
:root {
  --terracota: #C1652F;
  --terracota-dark: #A34F22;
  --marron-900: #3D2B22;
  --rosa-tostado: #A9735F;
  --crema: #FAF3EC;
  --arena: #F0E3D8;
  --font-heading: 'Fraunces', serif;
  --font-body: 'Jost', sans-serif;
  --container-max: 1200px;
  --radius: 10px;
  --radius-fold: 56px;
  --space-1: 4px; --space-2: 8px; --space-3: 12px; --space-4: 16px;
  --space-5: 24px; --space-6: 32px; --space-7: 48px; --space-8: 64px;
}

body {
  font-family: var(--font-body);
  color: var(--marron-900);
  background: var(--crema);
  line-height: 1.5;
}

h1, h2, h3 { font-family: var(--font-heading); font-weight: 600; line-height: 1.15; }

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

.section { padding-block: var(--space-8); scroll-margin-top: 72px; }
.section--alt { background: var(--arena); }

.btn {
  display: inline-block;
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius);
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  transition: background-color .15s ease, color .15s ease, transform .15s ease;
}
.btn--primary { background: var(--terracota); color: var(--crema); }
.btn--primary:hover { background: var(--terracota-dark); transform: translateY(-1px); }
.btn--outline { background: transparent; color: var(--marron-900); border-color: var(--marron-900); }
.btn--outline:hover { background: var(--marron-900); color: var(--crema); }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--crema);
  border-bottom: 1px solid var(--arena);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-block: var(--space-3);
}
.site-header__logo { display: flex; align-items: center; gap: var(--space-2); font-family: var(--font-heading); font-weight: 700; font-size: 1.1rem; }
.site-header__cta { display: none; }
.site-nav {
  position: fixed;
  inset: 0 0 0 30%;
  background: var(--marron-900);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-8) var(--space-5);
  transform: translateX(100%);
  transition: transform .25s ease;
}
.site-nav.is-open { transform: translateX(0); }
.site-nav a { color: var(--crema); font-weight: 500; font-size: 1.1rem; }
.site-header__toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px; height: 32px;
  background: none; border: none; cursor: pointer;
  z-index: 60;
}
.site-header__toggle span { display: block; height: 2px; background: var(--marron-900); }

@media (min-width: 1000px) {
  .site-header__cta { display: inline-block; }
  .site-nav {
    position: static;
    flex-direction: row;
    align-items: center;
    background: none;
    padding: 0;
    transform: none;
    gap: var(--space-5);
  }
  .site-nav a { color: var(--marron-900); font-size: 1rem; }
  .site-header__toggle { display: none; }
}

/* WhatsApp floating button */
.whatsapp-float {
  position: fixed;
  right: var(--space-4);
  bottom: var(--space-4);
  z-index: 55;
  background: #25D366;
  color: #fff;
  width: 56px; height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(61,43,34,.25);
}

/* Hero */
.hero {
  position: relative;
  color: var(--crema);
  padding: var(--space-6) var(--space-4);
  min-height: 70vh;
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
  overflow: hidden;
  scroll-margin-top: 72px;
}
.hero__bg { position: absolute; inset: 0; z-index: 0; }
.hero__bg-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 1s ease;
}
.hero__bg-img.is-active { opacity: 1; }
.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(61,43,34,.3), rgba(61,43,34,.45));
}
.hero__inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 520px;
  background: rgba(23, 17, 13, .18);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: var(--space-5);
  border-radius: var(--radius);
}
.hero h1 { font-size: 2rem; margin-bottom: var(--space-4); }
.hero__lead { font-size: 1.05rem; margin-bottom: var(--space-6); }
.hero__actions { display: flex; flex-wrap: wrap; gap: var(--space-3); }
.hero .btn--outline { color: var(--crema); border-color: var(--crema); }
.hero .btn--outline:hover { background: var(--crema); color: var(--marron-900); }

/* Mobile: tarjeta muy transparente, la foto se ve a través del blur (fija, sin parpadeo) */
@media (max-width: 699px) {
  .hero__inner {
    background: transparent;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
  }
  .hero h1, .hero__lead { text-shadow: 0 1px 10px rgba(23, 17, 13, .6); }
  /* Menos padding lateral para que los dos botones entren en una misma fila */
  .hero__actions { gap: var(--space-2); }
  .hero__actions .btn { padding-inline: var(--space-4); }
}

@media (min-width: 700px) {
  .hero { min-height: 82vh; }
  .hero__bg-img:nth-child(1) { object-position: 50% 57%; }
  .hero h1 { font-size: 2.75rem; }
  .hero__inner { background: rgba(23, 17, 13, .32); }
}

/* Productos nivel 1 */
.section__lead { max-width: 640px; margin-block: var(--space-3) var(--space-6); color: var(--rosa-tostado); }

.productos__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}

.producto-tile {
  position: relative;
  display: block;
  width: 100%;
  height: 320px;
  border: none;
  padding: 0;
  cursor: pointer;
  border-radius: var(--radius-fold) var(--radius) var(--radius) var(--radius);
  overflow: hidden;
  background: none;
}
.producto-tile img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.producto-tile::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(23,17,13,0) 50%, rgba(23,17,13,.75) 100%);
}
/* Segundo degradé, más oscuro: aparece al abrir la card */
.producto-tile::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
  background: linear-gradient(180deg, rgba(23,17,13,.1) 15%, rgba(23,17,13,.88) 100%);
  opacity: 0;
  transition: opacity .35s ease;
}
.producto-tile::after { z-index: 0; }
.producto-tile__content {
  position: absolute;
  left: var(--space-5);
  right: var(--space-5);
  bottom: var(--space-4);
  z-index: 1;
  display: block;
  text-align: left;
  color: var(--crema);
}
.producto-tile__title {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 600;
}
/* Al estar alineado abajo, abrir esta zona empuja el título hacia arriba */
.producto-tile__reveal {
  display: grid;
  grid-template-rows: 0fr;
  opacity: 0;
  transition: grid-template-rows .35s ease, opacity .35s ease;
}
.producto-tile__reveal-inner { display: block; min-height: 0; overflow: hidden; }
.producto-tile__desc { display: block; margin-top: var(--space-2); font-size: .95rem; line-height: 1.4; max-width: 34ch; }
.producto-tile__more {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-3);
  font-weight: 600;
}
.producto-tile__plus {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px; height: 22px;
  border: 1.5px solid var(--crema);
  border-radius: 50%;
  font-size: 1rem;
  line-height: 1;
}
.producto-tile:hover img { transform: scale(1.05); }
.producto-tile:hover::before,
.producto-tile:focus-visible::before { opacity: 1; }
.producto-tile:hover .producto-tile__reveal,
.producto-tile:focus-visible .producto-tile__reveal { grid-template-rows: 1fr; opacity: 1; }

/* Celular (sin hover): la descripción y "+ Más info" quedan siempre visibles, con el degradé oscuro para que se lea */
@media (hover: none) {
  .producto-tile::before { opacity: 1; }
  .producto-tile__reveal { grid-template-rows: 1fr; opacity: 1; }
}
@media (prefers-reduced-motion: reduce) {
  .producto-tile::before, .producto-tile__reveal { transition: none; }
}
.producto-tile[aria-expanded="true"] { outline: 3px solid var(--terracota); outline-offset: 2px; }

@media (min-width: 1000px) {
  .productos__grid { grid-template-columns: repeat(3, 1fr); }
}

/* Productos nivel 2 */
.producto-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s ease;
}
.producto-panel__inner { padding-top: var(--space-6); }
.producto-panel__back {
  background: none;
  border: none;
  color: var(--terracota);
  font-weight: 600;
  cursor: pointer;
  padding: 0;
  margin-bottom: var(--space-4);
}
.producto-panel h3 { margin-bottom: var(--space-4); }
.producto-panel__variants {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  align-items: center;
  margin-bottom: var(--space-5);
}
.producto-panel__advice { color: var(--rosa-tostado); font-size: 1.15rem; max-width: 340px; }
.producto-panel__variant-images { display: flex; gap: var(--space-2); }
.variante-tile { flex: 1; text-align: center; }
.variante-tile img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: top;
  border-radius: var(--radius);
  margin-bottom: var(--space-3);
}
#panel-toldos .variante-tile img { aspect-ratio: 4 / 3; object-position: center; }
.variante-tile span { font-family: var(--font-heading); font-size: 1.1rem; font-weight: 600; }

@media (min-width: 700px) {
  .producto-panel__variants { grid-template-columns: 1fr 1fr; gap: var(--space-6); }
}

.motorizacion {
  margin-top: var(--space-7);
  padding: var(--space-6);
  border-radius: var(--radius);
  background: var(--marron-900);
  color: var(--crema);
  text-align: center;
}
.motorizacion h3 { margin-bottom: var(--space-3); }
.motorizacion p { max-width: 520px; margin-inline: auto; margin-bottom: var(--space-5); }
@media (min-width: 700px) {
  .motorizacion p { max-width: none; }
}
.motorizacion .btn--outline { color: var(--crema); border-color: var(--crema); }
.motorizacion .btn--outline:hover { background: var(--crema); color: var(--marron-900); }

/* Nosotros */
.nosotros__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  align-items: start;
  margin-bottom: var(--space-7);
}
.nosotros__text p { margin-top: var(--space-4); font-size: 1.05rem; max-width: 480px; }
.nosotros__text .btn { margin-top: var(--space-5); }
.nosotros__foto-grande {
  width: 100%;
  height: 280px;
  object-fit: cover;
  border-radius: var(--radius-fold) var(--radius) var(--radius) var(--radius);
  margin-bottom: var(--space-3);
}

.marcas-aliadas__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin-block: var(--space-4);
}
.marca-card {
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.marca-card__media {
  position: relative;
  aspect-ratio: 16 / 9;
  /* Lugar de la foto: trama suave hasta que haya imagen */
  background:
    repeating-linear-gradient(135deg, rgba(61,43,34,.06) 0 2px, transparent 2px 14px),
    #E9DACB;
}
.marca-card__media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block; }
.marca-card__tag {
  position: absolute;
  left: var(--space-3);
  bottom: var(--space-3);
  background: var(--marron-900);
  color: var(--crema);
  font-size: .85rem;
  font-weight: 600;
  padding: var(--space-1) var(--space-3);
  border-radius: 999px;
}
.marca-card__body {
  padding: var(--space-4) var(--space-5) var(--space-5);
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-4);
}
.marca-card__name { font-family: var(--font-heading); font-size: 1.2rem; font-weight: 600; }
.marca-card__link { color: var(--terracota); font-weight: 600; }
.marca-card__link:focus-visible { outline: 2px solid var(--terracota); outline-offset: 3px; border-radius: 2px; }
.marcas-aliadas__closing { font-style: italic; color: var(--rosa-tostado); }

@media (min-width: 700px) {
  .nosotros__layout { grid-template-columns: 1fr 1fr; align-items: stretch; }
  /* La foto ocupa todo el alto del bloque de texto */
  .nosotros__fotos { display: flex; }
  .nosotros__foto-grande { height: auto; min-height: 280px; margin-bottom: 0; }
  .marcas-aliadas__list { grid-template-columns: 1fr 1fr; }
}

/* Trabajos carousel */
.carousel { position: relative; margin-top: var(--space-6); }
.carousel__viewport { overflow: hidden; border-radius: var(--radius); }
.carousel__track {
  --per-view: 1; /* fotos visibles a la vez; lo lee main.js */
  --gap: 0px;
  display: flex;
  gap: var(--gap);
  transition: transform .4s ease;
}
.carousel__slide { flex: 0 0 calc((100% - (var(--per-view) - 1) * var(--gap)) / var(--per-view)); }
.carousel__slide img { width: 100%; height: 320px; object-fit: cover; }

.carousel__btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: var(--crema);
  color: var(--marron-900);
  border: none;
  width: 40px; height: 40px;
  border-radius: 50%;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(61,43,34,.2);
}
.carousel__btn--prev { left: var(--space-2); }
.carousel__btn--next { right: var(--space-2); }

.carousel__dots { display: flex; justify-content: center; gap: var(--space-2); margin-top: var(--space-4); flex-wrap: wrap; }
.carousel__dot {
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--rosa-tostado);
  opacity: .4;
  border: none;
  padding: 0;
  cursor: pointer;
}
.carousel__dot.is-active { opacity: 1; }

@media (min-width: 700px) {
  /* Fotos verticales: varias a la vez, con su proporción casi original, sin agrandarlas */
  .carousel__track { --per-view: 3; --gap: var(--space-3); }
  .carousel__slide img { height: auto; aspect-ratio: 10 / 16; border-radius: var(--radius); }
}

/* FAQ */
.faq__list { margin-top: var(--space-5); display: flex; flex-direction: column; gap: var(--space-3); }
.faq__item { background: #fff; border-radius: var(--radius); overflow: hidden; }
.faq__question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1rem;
  padding: var(--space-4) var(--space-5);
  cursor: pointer;
  color: var(--marron-900);
}
.faq__answer { max-height: 0; overflow: hidden; transition: max-height .3s ease; padding-inline: var(--space-5); }
.faq__answer p { padding-bottom: var(--space-4); color: var(--rosa-tostado); }
.faq__item.is-open .faq__answer { max-height: 240px; }

/* Presupuesto form */
.presupuesto-form { margin-top: var(--space-6); display: grid; grid-template-columns: 1fr; gap: var(--space-4); max-width: 720px; }
.form-field { display: flex; flex-direction: column; gap: var(--space-2); }
.form-field label { font-weight: 600; font-size: .9rem; }
.form-field input, .form-field select, .form-field textarea {
  font-family: var(--font-body);
  font-size: 1rem;
  padding: var(--space-3);
  border-radius: var(--radius);
  border: 1px solid var(--rosa-tostado);
  background: #fff;
  color: var(--marron-900);
}
.form-actions { display: flex; flex-wrap: wrap; gap: var(--space-3); }

@media (min-width: 700px) {
  .presupuesto-form { grid-template-columns: 1fr 1fr; }
  .form-field--full, .form-actions { grid-column: 1 / -1; }
}

/* Contacto */
.contacto__grid { display: grid; grid-template-columns: 1fr; gap: var(--space-6); margin-top: var(--space-5); }
.contacto__grid h3 { margin-bottom: var(--space-2); }
.contacto__grid p { margin-bottom: var(--space-4); }
.contacto__grid a:not(.btn) { color: var(--terracota); font-weight: 600; }

.contacto__mapa { margin-top: var(--space-6); border-radius: var(--radius); overflow: hidden; }
.contacto__mapa iframe { display: block; }

@media (min-width: 700px) {
  .contacto__grid { grid-template-columns: 1fr 1fr; }
}

/* Footer */
.site-footer { background: var(--marron-900); color: var(--crema); padding-block: var(--space-6); }
.site-footer__inner { text-align: left; display: flex; flex-direction: column; gap: var(--space-3); font-size: .9rem; }
.site-footer__brand { font-family: var(--font-heading); font-size: 1.2rem; font-weight: 700; }
.site-footer__links { display: flex; flex-wrap: wrap; gap: var(--space-4); }
.site-footer__links a { color: var(--crema); opacity: .85; }
.site-footer__aliadas a { color: var(--terracota); }

@media (min-width: 700px) {
  .site-footer__inner { text-align: center; align-items: center; }
}