/* ==========================================================================
   800° Esmaltes y Hornos — Estilos
   ========================================================================== */

:root {
  /* Marca */
  --rojo: #C2342F;
  --rojo-hover: #d8433d;
  --carbon: #211915;
  --blanco: #FFFFFF;

  /* Superficies */
  --bg: #0b0908;
  --bg-alt: #120e0c;
  --surface: #1a1411;
  --surface-2: var(--carbon);
  --line: rgba(255, 255, 255, .09);
  --line-strong: rgba(255, 255, 255, .18);

  /* Texto */
  --text: #f4f1ee;
  --text-dim: #b3aaa4;
  --text-mute: #7d746e;

  --font-display: "Orbitron", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;

  --radius: 6px;
  --radius-lg: 14px;
  --container: 1200px;
  --gutter: clamp(16px, 4vw, 40px);
  --header-h: 76px;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--font-display); font-weight: 700; line-height: 1.15; margin: 0; letter-spacing: .01em; }
p { margin: 0 0 1em; }
:focus-visible { outline: 2px solid var(--rojo); outline-offset: 3px; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter); }
.accent { color: var(--rojo); }

.eyebrow {
  display: inline-flex; align-items: center; gap: .6em;
  font-family: var(--font-display); font-size: .74rem; font-weight: 500;
  letter-spacing: .28em; text-transform: uppercase; color: var(--text-dim);
  margin: 0 0 1.1rem;
}
.eyebrow__icon { width: 18px; height: auto; display: inline-block; }

/* ---------- Botones ------------------------------------------------------ */
.btn {
  --h: 52px;
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  min-height: var(--h); padding: 0 1.6em;
  font-family: var(--font-display); font-size: .82rem; font-weight: 700;
  letter-spacing: .12em; text-transform: uppercase; text-decoration: none; text-align: center;
  border-radius: var(--radius); border: 1px solid transparent;
  transition: background .2s, border-color .2s, color .2s, transform .2s;
  cursor: pointer;
}
.btn--primary { background: var(--rojo); color: var(--blanco); }
.btn--primary:hover { background: var(--rojo-hover); transform: translateY(-1px); }
.btn--ghost { border-color: var(--line-strong); color: var(--text); background: rgba(255,255,255,.02); }
.btn--ghost:hover { border-color: var(--blanco); }
.btn--sm { --h: 40px; padding: 0 1.1em; font-size: .72rem; }
.btn--block { width: 100%; }
.btn[aria-disabled="true"] { opacity: .45; pointer-events: none; }

/* ---------- Encabezado --------------------------------------------------- */
.header {
  position: fixed; inset: 0 0 auto; z-index: 50; height: var(--header-h);
  transition: background .3s, border-color .3s, backdrop-filter .3s;
  border-bottom: 1px solid transparent;
}
.header.is-scrolled {
  background: rgba(11, 9, 8, .82);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--line);
}
.header__inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.header__logo img { width: 120px; height: auto; }

.nav { display: flex; align-items: center; gap: 30px; }
.nav a:not(.btn) {
  font-family: var(--font-display); font-size: .74rem; letter-spacing: .16em; text-transform: uppercase;
  text-decoration: none; color: var(--text-dim); transition: color .2s;
}
.nav a:not(.btn):hover { color: var(--blanco); }

.nav-toggle { display: none; background: none; border: 0; padding: 10px; cursor: pointer; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--blanco); margin: 5px 0; transition: transform .25s, opacity .25s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 880px) {
  .nav-toggle { display: block; }
  .nav {
    position: fixed; top: var(--header-h); left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: rgba(11, 9, 8, .97); border-bottom: 1px solid var(--line);
    padding: 8px var(--gutter) 24px;
    transform: translateY(-8px); opacity: 0; visibility: hidden;
    transition: opacity .25s, transform .25s, visibility .25s;
  }
  .nav.is-open { opacity: 1; transform: none; visibility: visible; }
  .nav a:not(.btn) { padding: 16px 0; border-bottom: 1px solid var(--line); font-size: .8rem; }
  .nav__cta { margin-top: 20px; }
  .header:has(.nav.is-open) { background: rgba(11, 9, 8, .97); }
}

/* ---------- Hero --------------------------------------------------------- */
.hero {
  position: relative; isolation: isolate; overflow: hidden;
  min-height: 100svh; display: flex; flex-direction: column; justify-content: center;
  padding: calc(var(--header-h) + 48px) 0 40px;
}

/* Superficie de esmalte negro brillante con reflejos (referencia: manual de marca) */
.hero__surface {
  position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(120% 80% at 85% -10%, #2a2420 0%, transparent 55%),
    radial-gradient(90% 70% at 0% 110%, #1c1714 0%, transparent 60%),
    linear-gradient(180deg, #050404 0%, #0b0908 100%);
}
.hero__surface::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg, var(--bg) 0%, rgba(11,9,8,.75) 35%, rgba(11,9,8,0) 70%);
}
.streak {
  position: absolute; display: block; border-radius: 50%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.85) 48%, rgba(255,255,255,.95) 50%, rgba(255,255,255,.6) 52%, transparent);
  filter: blur(2px); opacity: .75; transform-origin: center;
}
.streak--1 { width: 120%; height: 10px; top: 14%; right: -30%; transform: rotate(11deg); filter: blur(3px); }
.streak--2 { width: 90%; height: 46px; top: 30%; right: -38%; transform: rotate(58deg); opacity: .35; filter: blur(14px); }
.streak--3 { width: 70%; height: 4px; top: 22%; right: -20%; transform: rotate(14deg); opacity: .5; filter: blur(1px); }
@media (prefers-reduced-motion: no-preference) {
  .streak { animation: shimmer 9s ease-in-out infinite alternate; }
  .streak--2 { animation-duration: 13s; }
  .streak--3 { animation-delay: -4s; }
}
@keyframes shimmer {
  from { translate: 0 0; }
  to   { translate: -6% 2%; }
}

.hero__content { max-width: var(--container); }
.hero__title { font-size: clamp(2.1rem, 5.6vw, 4.4rem); font-weight: 900; max-width: 15ch; margin-bottom: 1.4rem; }
.hero__lead { font-size: clamp(1rem, 1.6vw, 1.18rem); color: var(--text-dim); max-width: 56ch; margin-bottom: 2.2rem; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; }

.stats {
  margin: clamp(48px, 9vh, 96px) 0 0; display: grid; grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
}
.stats__item { padding: 22px 20px 0 0; }
.stats__item + .stats__item { padding-left: 20px; border-left: 1px solid var(--line); }
.stats dt { font-size: .74rem; letter-spacing: .14em; text-transform: uppercase; color: var(--text-mute); margin-bottom: 6px; }
.stats dd { margin: 0; font-family: var(--font-display); font-size: .95rem; color: var(--text-dim); }
.stats .num { font-size: clamp(1.3rem, 2.4vw, 1.9rem); font-weight: 700; color: var(--blanco); margin-right: .15em; }
@media (max-width: 720px) {
  .stats { grid-template-columns: 1fr 1fr; }
  .stats__item:nth-child(3) { padding-left: 0; border-left: 0; }
  .stats .num { font-size: 1.15rem; }
  .hero__title br { display: none; }
}

/* ---------- Secciones ---------------------------------------------------- */
.section { padding: clamp(72px, 11vw, 132px) 0; }
.section--alt { background: var(--bg-alt); border-block: 1px solid var(--line); }
.section__head { max-width: 720px; margin-bottom: clamp(36px, 5vw, 60px); }
.section__title { font-size: clamp(1.6rem, 3.6vw, 2.6rem); margin-bottom: 1rem; }
.section__lead { color: var(--text-dim); font-size: 1.05rem; margin: 0; }

/* ---------- Productos: catálogo ----------------------------------------- */
.catalog { display: grid; grid-template-columns: repeat(6, 1fr); gap: 20px; }
.pcard {
  position: relative; grid-column: span 3; display: flex; flex-direction: column;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden;
  transition: border-color .25s, transform .25s;
}

/* Producto principal: tarjeta a todo el ancho */
.pcard--featured { grid-column: 1 / -1; flex-direction: row; border-color: rgba(194,52,47,.45); }
.pcard--featured:hover { border-color: var(--rojo); }
.pcard--featured .pcard__visual { flex: 0 0 42%; min-height: 380px; border-bottom: 0; border-right: 1px solid var(--line); }
.pcard--featured .picon { width: 140px; height: 140px; }
.pcard--featured .pcard__body { padding: clamp(24px, 3.5vw, 44px); }
.pcard--featured .pcard__name { font-size: clamp(1.5rem, 2.8vw, 2.1rem); }
.pcard--featured .pcard__summary { font-size: 1.02rem; }
.pcard--featured .pcard__price { font-size: .95rem; }
.pcard--featured .pcard__price strong { font-size: 1.3rem; }
.pcard__badge {
  position: absolute; top: 14px; left: 14px; z-index: 1;
  font-family: var(--font-display); font-size: .64rem; font-weight: 700; letter-spacing: .16em; text-transform: uppercase;
  padding: 6px 12px; border-radius: 999px; background: var(--rojo); color: var(--blanco);
}
.pcard__badge ~ .pcard__photo { top: auto; bottom: 14px; }
.pcard__specs { margin: 4px 0 22px; display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); }
.pcard__specs > div { padding: 12px 12px 12px 0; border-bottom: 1px solid var(--line); }
.pcard__specs > div:nth-child(even) { padding-left: 14px; border-left: 1px solid var(--line); }
.pcard__specs dt { font-size: .7rem; letter-spacing: .12em; text-transform: uppercase; color: var(--text-mute); }
.pcard__specs dd { margin: 2px 0 0; font-family: var(--font-display); font-size: .9rem; font-weight: 500; }
.pcard__actions { position: relative; z-index: 3; display: flex; flex-wrap: wrap; align-items: center; gap: 12px 20px; }
.pcard__actions .pcard__more { pointer-events: none; }
.pcard:hover { border-color: var(--line-strong); transform: translateY(-3px); }
.pcard:hover .pcard__more { color: var(--blanco); }
.pcard:hover .picon { color: var(--rojo-hover); transform: scale(1.04); }
.pcard__hit { position: absolute; inset: 0; z-index: 2; width: 100%; background: none; border: 0; cursor: pointer; border-radius: inherit; }
.pcard__hit:focus-visible { outline: 2px solid var(--rojo); outline-offset: -2px; }

.pcard__visual, .pdialog__visual {
  position: relative; display: grid; place-items: center; min-height: 210px;
  background:
    radial-gradient(70% 60% at 75% 10%, rgba(255,255,255,.11), transparent 60%),
    repeating-linear-gradient(135deg, rgba(255,255,255,.02) 0 2px, transparent 2px 14px),
    linear-gradient(160deg, #241c18, #0e0b0a);
  border-bottom: 1px solid var(--line);
}
.pcard:not(.pcard--featured) .pcard__visual { min-height: 230px; }
.pcard__visual::after, .pdialog__visual::after {
  content: ""; position: absolute; left: -10%; right: -10%; top: 30%; height: 2px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.3), transparent);
  transform: rotate(-12deg); filter: blur(1px);
}
.picon { width: 96px; height: 96px; color: var(--rojo); transition: color .25s, transform .25s; }
.pcard__photo {
  position: absolute; top: 14px; right: 14px; max-width: calc(100% - 28px);
  font-family: var(--font-display); font-size: .58rem; letter-spacing: .14em; text-transform: uppercase;
  color: rgba(255,255,255,.38); border: 1px dashed rgba(255,255,255,.2); border-radius: 4px; padding: 4px 8px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

.pcard__body { flex: 1; display: flex; flex-direction: column; padding: 24px; }
.pcard__cat { font-family: var(--font-display); font-size: .68rem; letter-spacing: .2em; text-transform: uppercase; color: var(--rojo); margin-bottom: .5rem; }
.pcard__name { font-size: 1.15rem; margin-bottom: .7rem; }
.pcard__summary { color: var(--text-dim); font-size: .95rem; }
.pcard__points { list-style: none; margin: 0 0 20px; padding: 0; display: grid; gap: 6px; font-size: .88rem; color: var(--text-dim); }
.pcard__points li { display: flex; gap: 10px; }
.pcard__points li::before { content: ""; flex-shrink: 0; width: 12px; height: 2px; margin-top: .7em; background: var(--rojo); }
.pcard__foot {
  margin-top: auto; padding-top: 16px; border-top: 1px solid var(--line);
  display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 8px 16px;
}
.pcard__price { font-size: .88rem; color: var(--text-dim); }
.pcard__price strong { font-family: var(--font-display); color: var(--blanco); }
.pcard__more { font-family: var(--font-display); font-size: .7rem; letter-spacing: .12em; text-transform: uppercase; color: var(--text-dim); transition: color .2s; }

@media (max-width: 980px) {
  .catalog { grid-template-columns: 1fr 1fr; }
  .pcard { grid-column: auto; }
  .pcard--featured { grid-column: 1 / -1; }
}
@media (max-width: 760px) {
  .pcard--featured { flex-direction: column; }
  .pcard--featured .pcard__visual { flex: none; min-height: 220px; border-right: 0; border-bottom: 1px solid var(--line); }
}
@media (max-width: 600px) {
  .catalog { grid-template-columns: 1fr; }
  .pcard__visual, .pcard:not(.pcard--featured) .pcard__visual { min-height: 180px; }
  .pcard__specs { grid-template-columns: 1fr; }
  .pcard__specs > div:nth-child(even) { padding-left: 0; border-left: 0; }
}

/* ---------- Productos: ventana de detalle ------------------------------- */
.pdialog {
  width: min(920px, calc(100% - 32px)); max-height: calc(100dvh - 48px); padding: 0;
  background: var(--surface); color: var(--text);
  border: 1px solid var(--line-strong); border-radius: var(--radius-lg);
  box-shadow: 0 30px 80px rgba(0,0,0,.6); overflow-y: auto; overscroll-behavior: contain;
}
.pdialog::backdrop { background: rgba(5,4,3,.75); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); }
.pdialog[open] { animation: pd-in .25s ease; }
@keyframes pd-in { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) { .pdialog[open] { animation: none; } }

.pdialog__inner { position: relative; display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); }
.pdialog__visual { min-height: 100%; border-bottom: 0; border-right: 1px solid var(--line); }
.pdialog__visual .picon { width: 140px; height: 140px; }
.pdialog__visual .pcard__photo { right: auto; left: 14px; max-width: calc(100% - 80px); }
.pdialog__content { padding: clamp(24px, 4vw, 44px); }
.pdialog__title { font-size: clamp(1.4rem, 3vw, 1.9rem); margin-bottom: 1rem; padding-right: 36px; }
.pdialog__desc { color: var(--text-dim); }
.pdialog__h { font-size: .74rem; letter-spacing: .18em; text-transform: uppercase; color: var(--text-dim); font-weight: 500; margin: 28px 0 12px; }
.pdialog .specs { margin-top: 0; }
.pdialog .checks { margin-top: 0; }
.pdialog__close {
  position: absolute; top: 14px; right: 14px; z-index: 3; width: 40px; height: 40px;
  display: grid; place-items: center; border-radius: 50%;
  background: rgba(0,0,0,.5); border: 1px solid var(--line-strong); color: var(--blanco);
  font-size: 1.5rem; line-height: 1; cursor: pointer;
}
.pdialog__close:hover { border-color: var(--blanco); }
.pdialog__foot { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; margin-top: 32px; padding-top: 22px; border-top: 1px solid var(--line); }
.pdialog__price { margin: 0; font-family: var(--font-display); }
.pdialog__price small { display: block; font-family: var(--font-body); font-size: .78rem; color: var(--text-mute); }
.pdialog__price strong { font-size: 1.25rem; }

.chips { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.chips li { font-size: .85rem; padding: 6px 12px; border-radius: 999px; border: 1px solid var(--line-strong); color: var(--text-dim); }

@media (max-width: 760px) {
  .pdialog__inner { grid-template-columns: 1fr; }
  .pdialog__visual { min-height: 170px; border-right: 0; border-bottom: 1px solid var(--line); }
  .pdialog__visual .picon { width: 96px; height: 96px; }
  .pdialog__foot .btn { width: 100%; }
}

/* Ficha técnica (dentro del detalle) */
.specs { margin: 26px 0 0; display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); }
.specs > div { padding: 14px 16px 14px 0; border-bottom: 1px solid var(--line); }
.specs > div:nth-child(even) { padding-left: 16px; border-left: 1px solid var(--line); }
.specs dt { font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--text-mute); }
.specs dd { margin: 2px 0 0; font-family: var(--font-display); font-size: .95rem; font-weight: 500; }
.specs small { font-family: var(--font-body); color: var(--text-mute); font-size: .78rem; margin-left: .3em; }
@media (max-width: 480px) {
  .specs { grid-template-columns: 1fr; }
  .specs > div:nth-child(even) { padding-left: 0; border-left: 0; }
}

.thermo { margin-top: 24px; }
.thermo__label { display: flex; justify-content: space-between; font-size: .74rem; letter-spacing: .12em; text-transform: uppercase; color: var(--text-mute); margin-bottom: 10px; }
.thermo__bar {
  position: relative; height: 10px; border-radius: 999px;
  background: linear-gradient(90deg, #2a211c 0%, #5a2b1e 45%, #9a3425 75%, #e0563a 100%);
}
.thermo__band {
  position: absolute; top: -6px; bottom: -6px; border-radius: 4px;
  border: 2px solid var(--blanco); box-shadow: 0 0 18px rgba(194, 52, 47, .9);
}
.thermo__scale { display: flex; justify-content: space-between; font-family: var(--font-display); font-size: .7rem; color: var(--text-mute); margin-top: 10px; }

/* ---------- Proceso ------------------------------------------------------ */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; counter-reset: s; }
.step { padding: 28px 24px 8px 0; border-top: 2px solid var(--line); position: relative; }
.step + .step { padding-left: 24px; }
.step::before { content: ""; position: absolute; top: -2px; left: 0; width: 44px; height: 2px; background: var(--rojo); }
.step + .step::before { left: 24px; }
.step__num { font-family: var(--font-display); font-size: .8rem; color: var(--rojo); letter-spacing: .1em; }
.step h3 { font-size: 1.05rem; margin: 10px 0 10px; }
.step p { color: var(--text-dim); font-size: .95rem; }
@media (max-width: 880px) {
  .steps { grid-template-columns: 1fr 1fr; row-gap: 12px; }
  .step:nth-child(3) { padding-left: 0; }
  .step:nth-child(3)::before { left: 0; }
}
@media (max-width: 520px) {
  .steps { grid-template-columns: 1fr; }
  .step + .step { padding-left: 0; }
  .step + .step::before { left: 0; }
}

/* ---------- Aplicaciones (galería maqueta) ------------------------------- */
.gallery { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.tile { position: relative; border-radius: var(--radius-lg); overflow: hidden; min-height: 300px; background: var(--surface); border: 1px solid var(--line); }
.tile--wide { grid-column: span 2; }
.tile .ph, .tile img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.tile img { transition: transform .6s; }
.tile:hover img { transform: scale(1.04); }

/* Marcador de foto: superficie esmaltada + etiqueta */
.ph {
  background:
    radial-gradient(70% 55% at 75% 15%, rgba(255,255,255,.12), transparent 60%),
    repeating-linear-gradient(135deg, rgba(255,255,255,.025) 0 2px, transparent 2px 14px),
    linear-gradient(160deg, #241c18, #0e0b0a);
}
.ph::before {
  content: "FOTO · " attr(data-foto);
  position: absolute; top: 18px; right: 18px;
  font-family: var(--font-display); font-size: .62rem; letter-spacing: .16em; text-transform: uppercase;
  color: rgba(255,255,255,.4); border: 1px dashed rgba(255,255,255,.22); border-radius: 4px; padding: 5px 9px;
}
.ph::after {
  content: ""; position: absolute; left: -10%; right: -10%; top: 40%; height: 2px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.35), transparent);
  transform: rotate(-12deg); filter: blur(1px);
}

.tile__caption {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 22px;
  background: linear-gradient(0deg, rgba(8,6,5,.92) 0%, rgba(8,6,5,0) 100%);
}
.tile__caption h3 { font-size: 1.05rem; margin-bottom: 4px; }
.tile__caption p { margin: 0; color: var(--text-dim); font-size: .9rem; }

@media (max-width: 880px) {
  .gallery { grid-template-columns: 1fr 1fr; }
  .tile { min-height: 240px; }
}
@media (max-width: 560px) {
  .gallery { grid-template-columns: 1fr; }
  .tile--wide { grid-column: auto; }
}

/* ---------- Cotizador ---------------------------------------------------- */
.quote {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; background: var(--surface);
}
.quote__form { padding: clamp(24px, 3.5vw, 44px); display: grid; gap: 26px; align-content: start; }
.quote__result {
  padding: clamp(24px, 3.5vw, 44px); background: var(--carbon); border-left: 1px solid var(--line);
  display: flex; flex-direction: column;
}

.field label, .rates__title {
  display: block; font-family: var(--font-display); font-size: .72rem; letter-spacing: .16em; text-transform: uppercase;
  color: var(--text-dim); margin-bottom: 10px;
}
.field__hint { margin: 8px 0 0; font-size: .85rem; color: var(--text-mute); }
.field__hint strong { color: var(--text-dim); }

select, input[type="number"] {
  width: 100%; height: 56px; padding: 0 16px;
  background: var(--bg); color: var(--text); border: 1px solid var(--line-strong); border-radius: var(--radius);
  font: 500 1.05rem var(--font-body);
}
select { appearance: none; padding-right: 44px;
  background-image: linear-gradient(45deg, transparent 50%, var(--text-dim) 50%), linear-gradient(135deg, var(--text-dim) 50%, transparent 50%);
  background-position: calc(100% - 22px) 50%, calc(100% - 16px) 50%; background-size: 6px 6px; background-repeat: no-repeat;
}
select:focus, input[type="number"]:focus { border-color: var(--rojo); outline: none; box-shadow: 0 0 0 3px rgba(194,52,47,.25); }
input[type="number"] { font-family: var(--font-display); font-size: 1.3rem; }
input.is-invalid { border-color: var(--rojo); }

.qty { display: flex; gap: 10px; }
.qty input { flex: 1; min-width: 0; }
.unit { display: flex; border: 1px solid var(--line-strong); border-radius: var(--radius); overflow: hidden; flex-shrink: 0; }
.unit input { position: absolute; opacity: 0; pointer-events: none; }
.unit label {
  display: flex; align-items: center; justify-content: center; min-width: 64px; height: 54px; margin: 0;
  font-family: var(--font-display); font-size: .85rem; letter-spacing: .08em; color: var(--text-dim);
  cursor: pointer; transition: background .2s, color .2s;
}
.unit input:checked + label { background: var(--rojo); color: var(--blanco); }
.unit input:focus-visible + label { outline: 2px solid var(--blanco); outline-offset: -4px; }

.rates__list { margin: 0; padding: 0; list-style: none; border: 1px solid var(--line); border-radius: var(--radius); }
.rates__list li { display: flex; justify-content: space-between; gap: 12px; padding: 12px 16px; font-size: .92rem; color: var(--text-dim); }
.rates__list li + li { border-top: 1px solid var(--line); }
.rates__list li.is-active { color: var(--blanco); background: rgba(194,52,47,.12); }
.rates__list li.is-active::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--rojo); align-self: center; margin-right: -4px; }
.rates__list span:first-of-type { flex: 1; }
.rates__list strong { font-family: var(--font-display); font-weight: 500; white-space: nowrap; }

.quote__label { font-family: var(--font-display); font-size: .72rem; letter-spacing: .18em; text-transform: uppercase; color: var(--text-dim); margin-bottom: 6px; }
.quote__total { font-family: var(--font-display); font-weight: 900; font-size: clamp(1.9rem, 4vw, 2.8rem); line-height: 1.1; margin-bottom: 6px; word-break: break-word; }
.quote__meta { color: var(--text-mute); font-size: .9rem; margin-bottom: 22px; }

.breakdown { margin: 0 0 24px; border-top: 1px solid var(--line); }
.breakdown > div { display: flex; justify-content: space-between; gap: 16px; padding: 11px 0; border-bottom: 1px solid var(--line); font-size: .95rem; }
.breakdown dt { color: var(--text-dim); }
.breakdown dd { margin: 0; font-family: var(--font-display); font-weight: 500; text-align: right; white-space: nowrap; }
.breakdown .is-discount dd { color: #7fd3a0; }
.breakdown .is-total dt, .breakdown .is-total dd { color: var(--blanco); font-weight: 700; }
.breakdown .is-hint { border-bottom: 0; padding-top: 14px; }
.breakdown .is-hint dt { font-size: .82rem; color: var(--rojo-hover); }

.quote__error { background: rgba(194,52,47,.14); border: 1px solid rgba(194,52,47,.5); color: #ffb3ad; padding: 12px 14px; border-radius: var(--radius); font-size: .9rem; }
.quote__note { margin: 16px 0 0; font-size: .8rem; color: var(--text-mute); }

@media (max-width: 880px) {
  .quote { grid-template-columns: 1fr; }
  .quote__result { border-left: 0; border-top: 1px solid var(--line); }
}

/* ---------- Nosotros ----------------------------------------------------- */
.about__grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(32px, 6vw, 80px); align-items: center; }
/* El número se escala al ancho de su columna (cqi) para que nunca la desborde */
.about__big { position: relative; display: flex; flex-direction: column; align-items: flex-start; gap: .6rem; container-type: inline-size; min-width: 0; }
.about__num {
  font-family: var(--font-display); font-weight: 900; font-size: min(32cqi, 15rem); line-height: .85; white-space: nowrap;
  background: linear-gradient(170deg, #ffffff 10%, #8a817b 55%, #2c2420 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.about__unit { font-family: var(--font-display); font-size: clamp(1rem, 2vw, 1.4rem); color: var(--rojo); letter-spacing: .2em; text-transform: uppercase; }
.about p { color: var(--text-dim); }
.about strong { color: var(--blanco); }
.checks { list-style: none; padding: 0; margin: 26px 0 0; display: grid; gap: 12px; }
.checks li { display: flex; gap: 12px; align-items: flex-start; }
.checks li::before { content: ""; flex-shrink: 0; width: 18px; height: 2px; margin-top: .8em; background: var(--rojo); }
@media (max-width: 880px) { .about__grid { grid-template-columns: 1fr; } }

/* ---------- Contacto ----------------------------------------------------- */
.contact { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.contact__card {
  display: flex; flex-direction: column; gap: 6px; padding: 26px; min-height: 170px;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg);
  text-decoration: none; transition: border-color .2s, transform .2s;
}
a.contact__card:hover { border-color: var(--line-strong); transform: translateY(-2px); }
.contact__card--wa { background: var(--rojo); border-color: var(--rojo); }
.contact__card--wa .contact__label { color: rgba(255,255,255,.75); }
.contact__label { font-family: var(--font-display); font-size: .7rem; letter-spacing: .18em; text-transform: uppercase; color: var(--text-mute); }
.contact__value { font-family: var(--font-display); font-size: 1rem; font-weight: 500; word-break: break-word; }
.contact__small { font-size: .85rem; color: var(--text-dim); }
.contact__go { margin-top: auto; font-family: var(--font-display); font-size: .74rem; letter-spacing: .12em; text-transform: uppercase; }
@media (max-width: 980px) { .contact { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .contact { grid-template-columns: 1fr; } .contact__card { min-height: 0; } }

/* ---------- Pie ---------------------------------------------------------- */
.footer { padding: 56px 0 40px; border-top: 1px solid var(--line); }
.footer__inner { display: grid; gap: 20px; justify-items: start; }
.footer__inner > img { width: 110px; height: auto; }
.footer__tagline { display: flex; gap: 10px; align-items: center; font-family: var(--font-display); font-size: .82rem; color: var(--text-dim); margin: 0; }
.footer__legal { font-size: .8rem; color: var(--text-mute); margin: 0; }

/* ---------- WhatsApp flotante -------------------------------------------- */
.wa-float {
  position: fixed; right: 20px; bottom: 20px; z-index: 40;
  width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center;
  background: #25D366; color: #fff; box-shadow: 0 10px 28px rgba(0,0,0,.45);
  transition: transform .2s;
}
.wa-float:hover { transform: scale(1.06); }
.wa-float svg { width: 28px; height: 28px; }

/* ---------- Aparición al hacer scroll ------------------------------------ */
@media (prefers-reduced-motion: no-preference) {
  .reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
  .reveal.is-visible { opacity: 1; transform: none; }
}

/* ---------- Cotización a medida ----------------------------------------- */
.custom-quote {
  margin-top: 20px; padding: clamp(22px, 3vw, 32px);
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px 32px;
  border: 1px dashed var(--line-strong); border-radius: var(--radius-lg);
}
.custom-quote h3 { font-size: 1.05rem; margin-bottom: .4rem; }
.custom-quote p { margin: 0; color: var(--text-dim); }
.custom-quote__links { display: flex; flex-wrap: wrap; gap: 10px; }