/* =========================================================
   Steel Metalúrgica del Sur — estilos
   Base blanco + grafito; azul como color de marca y acción.
   El degradado se reserva para el hero, botones principales y bandas CTA.
   ========================================================= */

:root {
  --primary: #0045B2;
  --primary-dark: #0038A7;
  --primary-light: #018BE3;
  --gradient: linear-gradient(135deg, #0038A7 0%, #018BE3 100%);

  --black: #202020;
  --dark-gray: #333333;
  --white: #FFFFFF;
  --light-gray: #F4F6F8;
  --border-gray: #E2E5E8;
  --muted: #5F6670;
  --wa: #1FAF54;
  --wa-dark: #178C43;
  --danger: #C62828;

  --font: "Barlow", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-head: "Barlow Condensed", "Barlow", system-ui, sans-serif;
  --radius: 10px;
  --radius-sm: 6px;
  --shadow: 0 1px 2px rgba(32, 32, 32, .06), 0 4px 16px rgba(32, 32, 32, .06);
  --shadow-lg: 0 10px 30px rgba(32, 32, 32, .12);
  --container: 1200px;
  --header-h: 76px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--dark-gray);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}
img, video, svg { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-light); }
h1, h2, h3 { font-family: var(--font-head); color: var(--black); line-height: 1.1; margin: 0 0 .5em; letter-spacing: .2px; }
h1 { font-size: clamp(2.1rem, 4.5vw, 3.4rem); font-weight: 800; }
h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); font-weight: 700; }
h3 { font-size: 1.3rem; font-weight: 700; }
p { margin: 0 0 1em; }
button { font: inherit; cursor: pointer; }
input, select, textarea { font: inherit; color: inherit; }
:focus-visible { outline: 3px solid var(--primary-light); outline-offset: 2px; }
[hidden] { display: none !important; }
.sr-only, .hp { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -9999px; top: 0; background: var(--primary); color: #fff; padding: 8px 14px; z-index: 100; }
.skip:focus { left: 8px; }
.muted { color: var(--muted); }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 16px; }
@media (min-width: 768px) { .container { padding: 0 24px; } }

.ico { width: 20px; height: 20px; flex: none; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 20px; border-radius: var(--radius-sm); border: 2px solid transparent;
  font-weight: 700; font-size: .98rem; line-height: 1.2; text-align: center;
  transition: background .2s, color .2s, border-color .2s, box-shadow .2s, transform .1s;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn .ico { width: 18px; height: 18px; }
.btn--primary { background: var(--gradient); color: #fff; box-shadow: 0 4px 14px rgba(0, 69, 178, .25); }
.btn--primary:hover { color: #fff; box-shadow: 0 6px 20px rgba(0, 69, 178, .35); filter: brightness(1.05); }
.btn--wa { background: var(--wa); color: #fff; }
.btn--wa:hover { background: var(--wa-dark); color: #fff; }
.btn--white { background: #fff; color: var(--primary); }
.btn--white:hover { background: var(--light-gray); color: var(--primary-dark); }
.btn--ghost { background: #fff; color: var(--primary); border-color: var(--border-gray); }
.btn--ghost:hover { border-color: var(--primary); color: var(--primary); }
.btn--outline-light { color: #fff; border-color: rgba(255, 255, 255, .6); }
.btn--outline-light:hover { background: rgba(255, 255, 255, .12); color: #fff; border-color: #fff; }
.btn--sm { padding: 8px 12px; font-size: .88rem; }
.btn--lg { padding: 14px 22px; font-size: 1.02rem; }
.btn--block { width: 100%; }
.btn-link { background: none; border: 0; color: var(--muted); display: inline-flex; align-items: center; gap: 6px; padding: 4px 0; }
.btn-link:hover { color: var(--danger); }
.btn-link .ico { width: 16px; height: 16px; }
.link-arrow { display: inline-flex; align-items: center; gap: 6px; font-weight: 700; }
.link-arrow .ico { width: 18px; height: 18px; transition: transform .2s; }
.link-arrow:hover .ico { transform: translateX(3px); }
.link-arrow--light { color: #fff; }
.link-arrow--light:hover { color: var(--primary-light); }

.eyebrow { font-weight: 700; font-size: .82rem; letter-spacing: 1.6px; text-transform: uppercase; color: var(--primary); margin: 0 0 6px; }
.eyebrow--light { color: #8fd0ff; }

/* ---------- Topbar + header ---------- */
.topbar { background: var(--black); color: #c9ccd1; font-size: .86rem; }
.topbar__in { display: flex; justify-content: space-between; align-items: center; min-height: 38px; gap: 16px; }
.topbar__info { display: flex; gap: 20px; align-items: center; flex-wrap: wrap; }
.topbar a, .topbar span { color: #c9ccd1; display: inline-flex; align-items: center; gap: 6px; }
.topbar a:hover { color: #fff; }
.topbar .ico { width: 15px; height: 15px; color: var(--primary-light); }
.topbar__social { display: flex; gap: 12px; }
@media (max-width: 767px) {
  .topbar__sedes, .topbar__social { display: none !important; }
  .topbar__info { gap: 14px; justify-content: center; width: 100%; }
}

.header { position: sticky; top: 0; z-index: 50; background: rgba(255, 255, 255, .97); border-bottom: 1px solid var(--border-gray); backdrop-filter: saturate(1.4) blur(8px); }
.header.is-scrolled { box-shadow: var(--shadow); }
.header__in { display: flex; align-items: center; justify-content: space-between; height: var(--header-h); gap: 16px; }
.brand img { height: 60px; width: auto; }
.nav { display: flex; align-items: center; gap: 4px; }
.nav__link { color: var(--black); font-weight: 600; padding: 8px 14px; border-radius: var(--radius-sm); position: relative; }
.nav__link:hover { color: var(--primary); }
.nav__link.is-active { color: var(--primary); }
.nav__link.is-active::after { content: ""; position: absolute; left: 14px; right: 14px; bottom: 2px; height: 3px; border-radius: 3px; background: var(--gradient); }
.nav__wa { margin-left: 10px; padding: 10px 16px; }
.header__actions { display: flex; align-items: center; gap: 8px; }
.cart-link { position: relative; display: inline-flex; align-items: center; gap: 8px; color: var(--black); font-weight: 600; padding: 9px 12px; border: 1px solid var(--border-gray); border-radius: var(--radius-sm); }
.cart-link:hover { border-color: var(--primary); color: var(--primary); }
.cart-count { position: absolute; top: -8px; right: -8px; min-width: 22px; height: 22px; padding: 0 6px; border-radius: 11px; background: var(--primary); color: #fff; font-size: .75rem; font-weight: 700; display: grid; place-items: center; }
.cart-count[hidden] { display: none; }
.cart-count.bump { animation: bump .4s ease; }
@keyframes bump { 50% { transform: scale(1.35); } }
.menu-btn { display: none; background: none; border: 1px solid var(--border-gray); border-radius: var(--radius-sm); padding: 8px; color: var(--black); }
.menu-btn .ico-close { display: none; }

@media (max-width: 991px) {
  :root { --header-h: 66px; }
  .brand img { height: 50px; }
  .menu-btn { display: inline-flex; }
  .cart-link__label { display: none; }
  .nav {
    position: fixed; inset: calc(var(--header-h) + 38px) 0 auto 0; flex-direction: column; align-items: stretch; gap: 0;
    background: #fff; border-bottom: 1px solid var(--border-gray); box-shadow: var(--shadow-lg); padding: 8px 16px 16px;
    transform: translateY(-8px); opacity: 0; visibility: hidden; transition: .2s;
  }
  .header.is-scrolled .nav { top: var(--header-h); }
  .nav.is-open { transform: none; opacity: 1; visibility: visible; }
  .nav__link { padding: 14px 4px; border-bottom: 1px solid var(--border-gray); border-radius: 0; }
  .nav__link.is-active::after { display: none; }
  .nav__wa { margin: 14px 0 0; }
  .menu-open .menu-btn .ico-open { display: none; }
  .menu-open .menu-btn .ico-close { display: block; }
}

/* ---------- Hero ---------- */
.hero { position: relative; min-height: clamp(520px, 78vh, 720px); display: flex; align-items: center; color: #fff; overflow: hidden; background: var(--black); }
.hero__video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; filter: saturate(.8); }
.hero__overlay { position: absolute; inset: 0; background:
  linear-gradient(100deg, rgba(32, 32, 32, .94) 0%, rgba(32, 32, 32, .78) 45%, rgba(0, 56, 167, .55) 100%); }
.hero__overlay::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 6px; background: var(--gradient); }
.hero__in { position: relative; padding-top: 56px; padding-bottom: 64px; }
.hero__text { max-width: 680px; }
.hero h1 { color: #fff; margin-bottom: .35em; }
.hero__lead { font-size: 1.15rem; color: #dfe3e8; max-width: 580px; }
.hero__search { display: flex; align-items: center; gap: 8px; background: #fff; border-radius: var(--radius); padding: 6px 6px 6px 14px; margin: 24px 0 18px; max-width: 580px; box-shadow: var(--shadow-lg); }
.hero__search .ico { color: var(--muted); }
.hero__search input { flex: 1; min-width: 0; border: 0; outline: 0; padding: 10px 4px; color: var(--black); background: transparent; }
.hero__ctas { display: flex; gap: 12px; flex-wrap: wrap; }
@media (max-width: 575px) {
  .hero__search .btn { padding: 10px 14px; }
  .hero__ctas .btn { flex: 1 1 100%; }
}

/* ---------- Beneficios ---------- */
.benefits { background: #fff; border-bottom: 1px solid var(--border-gray); }
.benefits__grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.benefit { display: flex; gap: 14px; align-items: center; padding: 22px 18px; border-right: 1px solid var(--border-gray); }
.benefit:last-child { border-right: 0; }
.benefit > .ico { width: 34px; height: 34px; color: var(--primary); }
.benefit strong { display: block; color: var(--black); font-family: var(--font-head); font-size: 1.15rem; }
.benefit span { color: var(--muted); font-size: .9rem; }
@media (max-width: 991px) {
  .benefits__grid { grid-template-columns: repeat(2, 1fr); }
  .benefit:nth-child(2) { border-right: 0; }
  .benefit:nth-child(-n+2) { border-bottom: 1px solid var(--border-gray); }
}
@media (max-width: 480px) {
  .benefits__grid { grid-template-columns: 1fr; }
  .benefit { border-right: 0; border-bottom: 1px solid var(--border-gray); padding: 16px 4px; }
  .benefit:last-child { border-bottom: 0; }
}

/* ---------- Secciones ---------- */
.section { padding: 72px 0; }
.section--tight { padding: 44px 0; }
.section--gray { background: var(--light-gray); }
.section--dark { background: var(--black); color: #c9ccd1; }
.section--dark h2, .section--dark h3 { color: #fff; }
.section__head { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; margin-bottom: 32px; flex-wrap: wrap; }
.section__head h2 { margin: 0; }
.section__head--center { justify-content: center; text-align: center; }
@media (max-width: 767px) { .section { padding: 52px 0; } }

/* ---------- Ilustraciones ---------- */
.ilustracion { display: grid; place-items: center; background:
  radial-gradient(circle at 30% 20%, #fff 0%, var(--light-gray) 70%); }
.ilustracion svg { width: 82%; height: auto; }

/* ---------- Categorías ---------- */
.cats { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 20px; }
.cat { display: flex; flex-direction: column; background: #fff; border: 1px solid var(--border-gray); border-radius: var(--radius); overflow: hidden; color: inherit; transition: border-color .2s, box-shadow .2s, transform .2s; }
.cat:hover { border-color: var(--primary); box-shadow: var(--shadow-lg); transform: translateY(-3px); color: inherit; }
.cat__media { aspect-ratio: 3 / 2; border-bottom: 1px solid var(--border-gray); }
.cat__body { padding: 18px 20px 20px; display: flex; flex-direction: column; flex: 1; }
.cat__body p { color: var(--muted); font-size: .94rem; flex: 1; }
.cat__count { display: inline-flex; align-items: center; gap: 6px; font-weight: 700; color: var(--primary); }
.cat__count .ico { width: 16px; height: 16px; transition: transform .2s; }
.cat:hover .cat__count .ico { transform: translateX(3px); }

/* ---------- Tarjeta de producto ---------- */
.grid-prod { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 20px; }
.card-prod { display: flex; flex-direction: column; background: #fff; border: 1px solid var(--border-gray); border-radius: var(--radius); overflow: hidden; transition: box-shadow .2s, border-color .2s; }
.card-prod:hover { box-shadow: var(--shadow-lg); border-color: #cfd6de; }
.card-prod__media { position: relative; aspect-ratio: 4 / 3; display: block; border-bottom: 1px solid var(--border-gray); }
.card-prod__media > img, .card-prod__media > .ilustracion { width: 100%; height: 100%; object-fit: cover; }
.card-prod__media .ilustracion svg { transition: transform .35s; }
.card-prod:hover .ilustracion svg { transform: scale(1.05); }
.tag { position: absolute; top: 12px; left: 12px; background: var(--black); color: #fff; font-size: .74rem; font-weight: 700; letter-spacing: .5px; text-transform: uppercase; padding: 4px 9px; border-radius: 4px; }
.card-prod__body { padding: 16px 18px 18px; display: flex; flex-direction: column; flex: 1; }
.card-prod__cat { font-size: .76rem; font-weight: 700; letter-spacing: 1.2px; text-transform: uppercase; color: var(--primary); }
.card-prod__title { font-size: 1.35rem; margin: 4px 0 6px; }
.card-prod__title a { color: var(--black); }
.card-prod__title a:hover { color: var(--primary); }
.card-prod__desc { color: var(--muted); font-size: .93rem; margin-bottom: 10px; }
.card-prod__medidas { font-size: .84rem; color: var(--dark-gray); background: var(--light-gray); border-radius: 4px; padding: 6px 10px; margin-bottom: 14px; }
.card-prod__actions { margin-top: auto; display: flex; gap: 8px; }
.card-prod__actions .btn { flex: 1; }

/* ---------- Pasos ---------- */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; counter-reset: s; }
.steps li { position: relative; padding: 28px 24px; border: 1px solid var(--border-gray); border-radius: var(--radius); background: #fff; }
.steps__n { display: inline-grid; place-items: center; width: 46px; height: 46px; border-radius: 50%; background: var(--gradient); color: #fff; font-family: var(--font-head); font-size: 1.5rem; font-weight: 800; margin-bottom: 14px; }
.steps p { color: var(--muted); margin: 0; }
@media (max-width: 767px) { .steps { grid-template-columns: 1fr; } }

/* ---------- Servicios ---------- */
.serv-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: #3a3a3a; border: 1px solid #3a3a3a; border-radius: var(--radius); overflow: hidden; }
.serv { background: var(--black); padding: 28px 24px; transition: background .2s; }
.serv:hover { background: #262626; }
.serv p { margin: 0; color: #aeb3ba; }
.serv__ico { display: inline-grid; place-items: center; width: 48px; height: 48px; border-radius: var(--radius-sm); background: var(--gradient); color: #fff; margin-bottom: 14px; }
.serv__ico .ico { width: 24px; height: 24px; }
@media (max-width: 991px) { .serv-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 575px) { .serv-grid { grid-template-columns: 1fr; } }

.serv-list { display: grid; gap: 56px; }
.serv-row { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.serv-row--rev .serv-row__media { order: 2; }
.serv-row__media img, .serv-row__ph { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: var(--radius); }
.serv-row__ph { display: grid; place-items: center; background: var(--light-gray); color: var(--primary); border: 1px solid var(--border-gray); }
.serv-row__ph .ico { width: 72px; height: 72px; stroke-width: 1.4; }
.serv-row__body p { color: var(--muted); font-size: 1.05rem; }
@media (max-width: 767px) {
  .serv-row { grid-template-columns: 1fr; gap: 20px; }
  .serv-row--rev .serv-row__media { order: 0; }
}

.video-band { background: var(--black); color: #c9ccd1; padding: 64px 0; }
.video-band h2 { color: #fff; }
.video-band__in { display: grid; grid-template-columns: 1.3fr 1fr; gap: 48px; align-items: center; }
.video-band__video { width: 100%; max-width: 340px; aspect-ratio: 9 / 16; object-fit: cover; border-radius: var(--radius); justify-self: center; box-shadow: 0 0 0 6px rgba(1, 139, 227, .25); }
@media (max-width: 767px) { .video-band__in { grid-template-columns: 1fr; } .video-band__video { max-width: 260px; } }

/* ---------- Marcas ---------- */
.marcas__label { text-align: center; color: var(--muted); font-weight: 600; margin-bottom: 18px; }
.marcas { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px 40px; }
.marca { font-family: var(--font-head); font-size: clamp(1.3rem, 2.4vw, 1.8rem); font-weight: 800; letter-spacing: 1px; text-transform: uppercase; color: #9aa1aa; transition: color .2s; }
.marca:hover { color: var(--black); }

/* ---------- CTA ---------- */
.cta-band { background: var(--gradient); color: #fff; padding: 52px 0; }
.cta-band h2 { color: #fff; margin-bottom: .3em; }
.cta-band p { color: #e3efff; margin: 0; max-width: 620px; }
.cta-band__in { display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap; }
.cta-band__btns { display: flex; gap: 12px; flex-wrap: wrap; }

/* ---------- Sedes ---------- */
.sedes { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 24px; }
.sede { background: #fff; border: 1px solid var(--border-gray); border-radius: var(--radius); overflow: hidden; }
.sede__map { width: 100%; height: 240px; border: 0; display: block; background: var(--light-gray); }
.sede__body { padding: 20px 22px; }
.sede__body p { display: flex; gap: 8px; align-items: flex-start; color: var(--dark-gray); margin-bottom: .6em; }
.sede__body p .ico { width: 18px; height: 18px; color: var(--primary); margin-top: 3px; }

/* ---------- Encabezado de página ---------- */
.page-head { background: var(--light-gray); border-bottom: 1px solid var(--border-gray); padding: 36px 0 32px; }
.page-head h1 { margin-bottom: .2em; }
.page-head p { color: var(--muted); max-width: 720px; margin: 0; font-size: 1.05rem; }
.page-head--slim { padding: 18px 0; }
.page-head--slim h1 { margin: 6px 0 0; font-size: clamp(1.8rem, 3.5vw, 2.6rem); }
.crumbs { display: flex; flex-wrap: wrap; align-items: center; gap: 4px; font-size: .88rem; color: var(--muted); margin-bottom: 10px; }
.page-head--slim .crumbs { margin: 0; }
.crumbs a { color: var(--muted); }
.crumbs a:hover { color: var(--primary); }
.crumbs .ico { width: 14px; height: 14px; }
.crumbs span { color: var(--black); font-weight: 600; }

/* ---------- Catálogo ---------- */
.section--catalog { padding-top: 36px; }
.catalog { display: grid; grid-template-columns: 260px 1fr; gap: 32px; align-items: start; }
.filters { position: sticky; top: calc(var(--header-h) + 16px); background: #fff; border: 1px solid var(--border-gray); border-radius: var(--radius); padding: 20px; }
.filters__group { border: 0; margin: 0 0 22px; padding: 0; }
.filters__label { display: block; font-family: var(--font-head); font-size: 1.05rem; font-weight: 700; color: var(--black); margin-bottom: 10px; text-transform: uppercase; letter-spacing: .6px; padding: 0; }
.input-ico { display: flex; align-items: center; gap: 8px; border: 1px solid var(--border-gray); border-radius: var(--radius-sm); padding: 0 10px; }
.input-ico:focus-within { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(1, 139, 227, .18); }
.input-ico .ico { width: 18px; height: 18px; color: var(--muted); }
.input-ico input { border: 0; outline: 0; padding: 10px 0; flex: 1; min-width: 0; background: transparent; }
.filters__cats { list-style: none; padding: 0; margin: 0; }
.filters__cats a { display: flex; justify-content: space-between; padding: 7px 10px; border-radius: var(--radius-sm); color: var(--dark-gray); font-weight: 500; }
.filters__cats a small { color: var(--muted); }
.filters__cats a:hover { background: var(--light-gray); color: var(--primary); }
.filters__cats a.is-active { background: rgba(0, 69, 178, .08); color: var(--primary); font-weight: 700; }
.chip { display: inline-block; margin: 0 6px 8px 0; }
.chip input { position: absolute; opacity: 0; pointer-events: none; }
.chip span { display: inline-block; padding: 6px 12px; border: 1px solid var(--border-gray); border-radius: 20px; font-size: .9rem; cursor: pointer; transition: .15s; }
.chip span:hover { border-color: var(--primary); }
.chip input:checked + span { background: var(--primary); border-color: var(--primary); color: #fff; }
.chip input:focus-visible + span { outline: 3px solid var(--primary-light); outline-offset: 2px; }
.filters__clear { display: inline-flex; align-items: center; gap: 6px; font-size: .9rem; font-weight: 600; }
.filters__clear .ico { width: 16px; height: 16px; }
.catalog__bar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; }
.catalog__bar p { margin: 0; color: var(--muted); }
.catalog__bar strong { color: var(--black); }
.filters-toggle { display: none; }
.grid-prod--3 { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
@media (max-width: 991px) {
  .catalog { grid-template-columns: 1fr; }
  .filters { position: static; display: none; }
  .filters.is-open { display: block; }
  .filters-toggle { display: inline-flex; }
  .catalog { display: flex; flex-direction: column; }
  .catalog__main { order: 2; width: 100%; }
  .filters { order: 1; width: 100%; }
}
.empty { text-align: center; padding: 48px 16px; border: 1px dashed var(--border-gray); border-radius: var(--radius); background: #fff; }
.empty p { color: var(--muted); }

/* ---------- Producto ---------- */
.section--product { padding-top: 32px; }
.product { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.product__media { position: sticky; top: calc(var(--header-h) + 16px); }
.product__img { width: 100%; aspect-ratio: 1 / 1; border-radius: var(--radius); border: 1px solid var(--border-gray); object-fit: cover; }
.product__note { font-size: .82rem; color: var(--muted); margin-top: 8px; text-align: center; }
.product__info h1 { margin: 6px 0 10px; }
.product__lead { font-size: 1.12rem; color: var(--muted); }
.product__facts { margin: 0 0 24px; border-top: 1px solid var(--border-gray); }
.product__facts div { display: grid; grid-template-columns: 140px 1fr; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--border-gray); }
.product__facts dt { font-weight: 700; color: var(--black); }
.product__facts dd { margin: 0; }
.quote { background: var(--light-gray); border: 1px solid var(--border-gray); border-radius: var(--radius); padding: 22px; margin-bottom: 18px; }
.quote__title { display: flex; align-items: center; gap: 8px; font-size: 1.35rem; margin-bottom: 16px; }
.quote__title .ico { color: var(--primary); }
.quote__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.quote__actions { display: flex; gap: 10px; margin-top: 18px; flex-wrap: wrap; }
.quote__actions .btn { flex: 1 1 220px; }
.quote__hint { font-size: .86rem; color: var(--muted); margin: 12px 0 0; }
.field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.field > span { font-weight: 600; font-size: .9rem; color: var(--black); }
.field input, .field select, .field textarea {
  width: 100%; padding: 11px 12px; border: 1px solid #cfd5dc; border-radius: var(--radius-sm); background: #fff; transition: border-color .15s, box-shadow .15s;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: 0; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(1, 139, 227, .18); }
.field--wide { grid-column: 1 / -1; }
.field.is-invalid input, .field.is-invalid select, .field.is-invalid textarea { border-color: var(--danger); }
.qty { display: flex; border: 1px solid #cfd5dc; border-radius: var(--radius-sm); overflow: hidden; background: #fff; }
.qty button { background: #fff; border: 0; padding: 0 12px; color: var(--primary); }
.qty button:hover { background: var(--light-gray); }
.qty button .ico { width: 16px; height: 16px; }
.field .qty input { border: 0; border-radius: 0; text-align: center; box-shadow: none; -moz-appearance: textfield; padding: 10px 4px; }
.qty input::-webkit-outer-spin-button, .qty input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.product__details { display: grid; grid-template-columns: 1fr 1fr; gap: 24px 48px; margin-top: 56px; }
.detail-block:first-child { grid-column: 1 / -1; }
.detail-block h2 { font-size: 1.6rem; padding-bottom: 10px; border-bottom: 3px solid; border-image: var(--gradient) 1; display: inline-block; }
.table-wrap { overflow-x: auto; border: 1px solid var(--border-gray); border-radius: var(--radius); }
.table { width: 100%; border-collapse: collapse; font-size: .95rem; }
.table th { background: var(--black); color: #fff; text-align: left; padding: 12px 16px; font-weight: 600; white-space: nowrap; }
.table td { padding: 12px 16px; border-top: 1px solid var(--border-gray); }
.table tbody tr:nth-child(even) td { background: var(--light-gray); }
.table-note { font-size: .86rem; color: var(--muted); margin-top: 8px; }
@media (max-width: 991px) {
  .product { grid-template-columns: 1fr; gap: 28px; }
  .product__media { position: static; max-width: 520px; width: 100%; margin: 0 auto; }
  .product__details { grid-template-columns: 1fr; margin-top: 40px; }
}
@media (max-width: 480px) {
  .quote { padding: 16px; }
  .quote__grid { grid-template-columns: 1fr; }
  .product__facts div { grid-template-columns: 1fr; gap: 2px; }
}

/* ---------- Nosotros ---------- */
.about { display: grid; grid-template-columns: 1.1fr 1fr; gap: 48px; align-items: center; }
.about__text > p { font-size: 1.08rem; color: var(--muted); }
.about__img img { border-radius: var(--radius); width: 100%; aspect-ratio: 4 / 3; object-fit: cover; box-shadow: var(--shadow-lg); }
.about__mv { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 24px; }
.mv { border-left: 4px solid; border-image: var(--gradient) 1; background: var(--light-gray); padding: 18px 20px; }
.mv p { margin: 0; font-size: .95rem; }
.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.gallery figure { margin: 0; position: relative; border-radius: var(--radius); overflow: hidden; }
.gallery img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform .4s; }
.gallery figure:hover img { transform: scale(1.04); }
.gallery figcaption { position: absolute; left: 0; right: 0; bottom: 0; padding: 24px 14px 10px; color: #fff; font-weight: 600; font-size: .92rem; background: linear-gradient(transparent, rgba(32, 32, 32, .85)); }
@media (max-width: 991px) { .about { grid-template-columns: 1fr; } .gallery { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 575px) { .about__mv, .gallery { grid-template-columns: 1fr; } }

/* ---------- Contacto y formularios ---------- */
.contact { display: grid; grid-template-columns: 360px 1fr; gap: 40px; align-items: start; }
.contact__side { display: grid; gap: 12px; }
.contact-card { display: flex; gap: 14px; align-items: flex-start; padding: 16px 18px; border: 1px solid var(--border-gray); border-radius: var(--radius); color: var(--dark-gray); background: #fff; transition: .2s; }
.contact-card:hover { border-color: var(--primary); color: var(--dark-gray); box-shadow: var(--shadow); }
.contact-card > .ico { width: 26px; height: 26px; color: var(--primary); margin-top: 2px; }
.contact-card strong { display: block; color: var(--black); }
.contact-card span { display: block; font-size: .94rem; color: var(--muted); }
.contact-card--wa { background: var(--wa); border-color: var(--wa); }
.contact-card--wa:hover { background: var(--wa-dark); border-color: var(--wa-dark); }
.contact-card--wa > .ico, .contact-card--wa strong, .contact-card--wa span { color: #fff; }
.contact__form { background: #fff; border: 1px solid var(--border-gray); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow); scroll-margin-top: calc(var(--header-h) + 20px); }
@media (max-width: 991px) { .contact { grid-template-columns: 1fr; } .contact__form { padding: 20px; } }

.form__tipo { display: flex; border: 0; padding: 0; margin: 0 0 18px; background: var(--light-gray); border-radius: var(--radius-sm); padding: 4px; }
.seg { flex: 1; }
.seg input { position: absolute; opacity: 0; }
.seg span { display: block; text-align: center; padding: 10px; border-radius: 4px; font-weight: 600; cursor: pointer; color: var(--muted); }
.seg input:checked + span { background: #fff; color: var(--primary); box-shadow: var(--shadow); }
.seg input:focus-visible + span { outline: 3px solid var(--primary-light); }
.form__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form__grid [data-obra][hidden] { display: none; }
.form__foot { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; margin-top: 18px; }
.form__legal { font-size: .84rem; color: var(--muted); margin: 0; }
.form__msg { margin-top: 16px; padding: 14px 16px; border-radius: var(--radius-sm); font-weight: 600; }
.form__msg.is-ok { background: #e7f6ec; color: #17633a; }
.form__msg.is-error { background: #fdecec; color: var(--danger); }
@media (max-width: 575px) { .form__grid { grid-template-columns: 1fr; } }

/* ---------- Lista de cotización ---------- */
.cart { display: grid; grid-template-columns: 1fr 400px; gap: 32px; align-items: start; }
.cart__items { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.cart-item { display: grid; grid-template-columns: 1fr auto auto; gap: 14px; align-items: center; background: #fff; border: 1px solid var(--border-gray); border-radius: var(--radius); padding: 14px 16px; }
.cart-item__name { font-weight: 700; color: var(--black); }
.cart-item__name a { color: var(--black); }
.cart-item__det { font-size: .9rem; color: var(--muted); }
.cart-item .qty { width: 120px; }
.cart-item .qty input { width: 100%; border: 0; text-align: center; padding: 8px 2px; -moz-appearance: textfield; }
.cart-item__del { background: none; border: 0; color: var(--muted); padding: 6px; border-radius: 4px; }
.cart-item__del:hover { color: var(--danger); background: #fdecec; }
.cart__tools { display: flex; justify-content: space-between; align-items: center; margin-top: 16px; gap: 12px; flex-wrap: wrap; }
.cart__send { display: grid; gap: 16px; position: sticky; top: calc(var(--header-h) + 16px); }
.send-box { background: #fff; border: 1px solid var(--border-gray); border-radius: var(--radius); padding: 20px; }
.send-box h2 { font-size: 1.4rem; }
.send-box p { color: var(--muted); font-size: .94rem; }
.send-box .form__grid { grid-template-columns: 1fr; }
@media (max-width: 991px) { .cart { grid-template-columns: 1fr; } .cart__send { position: static; } }
@media (max-width: 480px) {
  .cart-item { grid-template-columns: 1fr auto; }
  .cart-item__info { grid-column: 1 / -1; }
}

/* ---------- Footer ---------- */
.footer { background: var(--black); color: #aeb3ba; padding-top: 56px; font-size: .95rem; }
.footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.4fr; gap: 32px; padding-bottom: 40px; }
.footer h3 { color: #fff; font-size: 1.15rem; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 14px; }
.footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.footer a { color: #aeb3ba; }
.footer a:hover { color: #fff; }
.footer__brand img { background: #fff; border-radius: var(--radius); padding: 10px 14px; width: 170px; height: auto; margin-bottom: 14px; }
.footer__marcas { font-size: .85rem; color: #80868e; }
.footer__contact li { display: flex; gap: 10px; align-items: flex-start; }
.footer__contact .ico { width: 17px; height: 17px; color: var(--primary-light); margin-top: 4px; }
.footer__bottom { border-top: 1px solid #333; padding: 18px 0; font-size: .85rem; }
.footer__bottom-in { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
@media (max-width: 991px) { .footer__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 575px) { .footer__grid { grid-template-columns: 1fr; } }

/* ---------- WhatsApp flotante + toast ---------- */
.wa-float { position: fixed; right: 18px; bottom: 18px; z-index: 60; width: 58px; height: 58px; border-radius: 50%; background: var(--wa); color: #fff; display: grid; place-items: center; box-shadow: 0 6px 20px rgba(31, 175, 84, .45); transition: transform .2s; }
.wa-float:hover { color: #fff; transform: scale(1.07); }
.wa-float .ico { width: 30px; height: 30px; }
.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); z-index: 70; background: var(--black); color: #fff; padding: 12px 18px; border-radius: var(--radius-sm); box-shadow: var(--shadow-lg); display: flex; gap: 12px; align-items: center; max-width: calc(100% - 32px); font-weight: 500; }
.toast a { color: #8fd0ff; font-weight: 700; white-space: nowrap; }
@media (max-width: 575px) { .toast { bottom: 88px; } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}

@media (max-width: 575px) {
  .card-prod__media, .cat__media { aspect-ratio: 16 / 9; }
  .ilustracion svg { width: 62%; }
}