:root {
  --bg: #f5f6f8;
  --surface: #ffffff;
  --text: #111827;
  --muted: #4b5563;
  --border: #e5e7eb;
  --primary: #2563eb;
  --accent: #10b981;
  --radius: 12px;
  --shadow: 0 8px 24px rgba(17, 24, 39, 0.08);
  --sidebar-width: 280px;
  --sidebar-collapsed: 72px;
  --cookie-banner-height: 0px;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Montserrat", ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Helvetica Neue", sans-serif;
  line-height: 1.4;
}

[hidden] { display: none !important; }

a { color: inherit; text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
  width: min(1200px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--surface);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.promo-banner {
  position: relative;
  z-index: 999;
}

.header-main {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  width: 100%;
}

.header-main .container,
.promo-banner .container {
  max-width: none;
  width: 100%;
  padding-left: 24px;
  padding-right: 24px;
}

.header-main__inner {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 24px;
  align-items: center;
  padding: 10px 0;
  position: relative;
  width: 100%;
}

.menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
}

.logo-img {
  height: 32px;
  width: auto;
  display: block;
}

.header-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.header-logo .logo-img { height: 28px; }
.header-logo .logo-img--mark { display: none; }
.header-logo .logo-img--wordmark { display: block; max-width: 160px; }

.search {
  display: flex;
  align-items: center;
  position: relative;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  flex: 1 1 0%;
}

.search__input {
  flex: 1;
  padding: 8px 78px 8px 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  outline: none;
  background: #fff;
  font-size: 14px;
}

.search__button,
.search__clear {
  position: absolute;
  right: 8px;
  width: 34px;
  height: 34px;
  border-radius: 999px;
  border: none;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.search__clear { right: 44px; display: none; }
.search.search--has-value .search__clear { display: flex; }

.header-actions {
  display: flex;
  gap: 16px;
  align-items: center;
  flex-shrink: 0;
}

.header-action {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border-radius: 10px;
  color: var(--text);
  background: transparent;
  text-decoration: none;
}

.header-action svg {
  width: 24px;
  height: 24px;
  stroke-width: 2;
}

.header-action--search { display: none; }

.header-action__badge {
  position: absolute;
  top: 6px;
  right: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 5px;
  border-radius: 10px;
  background: var(--accent);
  color: #0f172a;
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-weight: 700;
  cursor: pointer;
}

.btn--primary {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.btn--accent {
  background: #047857;
  border-color: #047857;
  color: #fff;
}

.btn--ghost { background: transparent; }
.btn--block { width: 100%; }
.btn--sm { padding: 6px 12px; font-size: 12px; }

.hero {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.08), rgba(16, 185, 129, 0.06));
  border: 1px solid rgba(17, 24, 39, 0.08);
  border-radius: 24px;
  padding: 48px 32px;
  box-shadow: 0 8px 32px rgba(17, 24, 39, 0.08);
  margin-bottom: 48px;
}

.hero__inner {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.hero__title {
  margin: 0 0 16px;
  font-size: 42px;
  font-weight: 900;
  color: #111827;
  letter-spacing: -0.5px;
  line-height: 1.2;
}

.hero__subtitle {
  margin: 0 0 32px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.6;
}

.hero__actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 40px;
}

.hero__features {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
  padding-top: 32px;
  border-top: 1px solid rgba(17, 24, 39, 0.08);
}

.hero__feature {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-size: 14px;
  font-weight: 700;
}

.hero__feature svg {
  width: 24px;
  height: 24px;
  color: var(--primary);
  flex-shrink: 0;
}

.section { margin-top: 48px; }

.section__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 24px;
}

.section__title {
  margin: 0;
  font-size: 28px;
  font-weight: 900;
  color: #111827;
  letter-spacing: -0.3px;
}

.section__meta {
  color: var(--muted);
  font-size: 13px;
}

.page-head {
  margin: 0 0 32px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.page-title {
  margin: 0 0 8px;
  font-size: 32px;
  font-weight: 900;
  color: #111827;
  letter-spacing: -0.5px;
}

.page-subtitle {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.6;
}

.grid {
  display: grid;
  gap: 20px;
}

.grid--products {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
  width: 100%;
}

.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 1px 0 rgba(17, 24, 39, 0.03);
  position: relative;
}

.card--product {
  display: flex;
  flex-direction: column;
}

/* Render diferido de listas largas (mejora TBT/LCP en scroll). */
.card--product {
  content-visibility: auto;
  contain-intrinsic-size: 1px 420px;
}

.grid--products[data-view="list"] .card--product {
  contain-intrinsic-size: 1px 240px;
}

.card--guide {
  content-visibility: auto;
  contain-intrinsic-size: 1px 260px;
}

.review-card {
  content-visibility: auto;
  contain-intrinsic-size: 1px 280px;
}

.qa-item {
  content-visibility: auto;
  contain-intrinsic-size: 1px 140px;
}

.testimonial {
  content-visibility: auto;
  contain-intrinsic-size: 1px 240px;
}

.guides-sidebar {
  content-visibility: auto;
  contain-intrinsic-size: 1px 320px;
}

.grid--products {
  content-visibility: auto;
  contain-intrinsic-size: 1px 900px;
}

.grid--cats {
  content-visibility: auto;
  contain-intrinsic-size: 1px 320px;
}

.grid--3 {
  content-visibility: auto;
  contain-intrinsic-size: 1px 420px;
}

.trust-badges {
  content-visibility: auto;
  contain-intrinsic-size: 1px 220px;
}

.testimonials-grid {
  content-visibility: auto;
  contain-intrinsic-size: 1px 640px;
}

.section--guides {
  content-visibility: auto;
  contain-intrinsic-size: 1px 520px;
}

.related-products {
  content-visibility: auto;
  contain-intrinsic-size: 1px 520px;
}

.reviews-list {
  content-visibility: auto;
  contain-intrinsic-size: 1px 520px;
}

.qa-list {
  content-visibility: auto;
  contain-intrinsic-size: 1px 420px;
}

.site-footer {
  content-visibility: auto;
  contain-intrinsic-size: 1px 360px;
}

.card__body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: 140px;
  flex: 1;
}

.card__title {
  font-weight: 800;
  font-size: 15px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 2.8em;
  color: var(--text);
  margin-bottom: 4px;
}

.card__desc {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex-grow: 1;
  margin-top: 4px;
}

.card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-top: auto;
  padding-top: 8px;
  border-top: 1px solid var(--border);
}

.card__price {
  font-weight: 900;
  color: var(--primary);
  font-size: 18px;
  letter-spacing: -0.3px;
}
.card__price-compare {
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  margin-right: 4px;
}
.card__price-compare del { text-decoration: line-through; }
.card__price-wholesale {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: #059669;
  margin-top: 2px;
}

.card__image {
  aspect-ratio: 1 / 1;
  background: #f3f4f6;
  display: grid;
  place-items: center;
  position: relative;
  overflow: hidden;
  min-height: 200px;
}

.card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 1 / 1;
}

.card__badge {
  position: absolute;
  top: 12px;
  right: 12px;
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  z-index: 2;
}

.card__badge--out {
  background: rgba(239, 68, 68, 0.95);
  color: #fff;
}

.card__badge--var {
  background: rgba(37, 99, 235, 0.95);
  color: #fff;
}

.card__stock {
  font-size: 12px;
  font-weight: 700;
  padding: 6px 10px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.card__stock--in {
  background: rgba(16, 185, 129, 0.12);
  color: #065f46;
  border: 1px solid rgba(6, 95, 70, 0.25);
}

.card__stock--out {
  background: rgba(239, 68, 68, 0.1);
  color: #dc2626;
  border: 1px solid rgba(239, 68, 68, 0.2);
}

.pill {
  font-size: 12px;
  color: var(--muted);
  border: 1px solid var(--border);
  padding: 6px 10px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
}

.pdp {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 22px;
  align-items: start;
}

.pdp__main { min-width: 0; grid-column: 1; }
.pdp__buybox { grid-column: 2; }
.pdp__title { margin: 0; font-size: 30px; letter-spacing: -0.2px; }
.pdp__meta { margin-top: 8px; display: flex; gap: 8px; flex-wrap: wrap; }
.pdp__brand { margin-top: 6px; color: var(--muted); font-weight: 700; font-size: 13px; }

.product__gallery {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  overflow: hidden;
}

.pdp__gallery { position: relative; }

.product__gallery-main {
  aspect-ratio: 1 / 1;
  background: #fff;
  display: grid;
  place-items: center;
  position: relative;
  overflow: hidden;
  padding: 12px;
}

.product__image {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

@media (max-width: 1100px) {
  .pdp { display: block; }
  .pdp__title { font-size: 24px; }
  .pdp__buybox { width: 100%; margin-top: 16px; }
}

@media (max-width: 980px) {
  .hero { padding: 32px 24px; }
  .hero__title { font-size: 32px; }
  .hero__subtitle { font-size: 16px; }
  .hero__features { gap: 24px; }
  .section__title { font-size: 24px; }
}

@media (max-width: 767px) {
  .header-main .container,
  .promo-banner .container {
    padding-left: 16px;
    padding-right: 16px;
  }

  .header-main__inner {
    grid-template-columns: auto 1fr auto;
    gap: 10px;
  }

  .header-logo { justify-self: center; }
  .header-logo .logo-img { height: 26px; }
  .header-logo .logo-img--mark { display: none; }
  .header-logo .logo-img--wordmark { display: block; max-width: 160px; }

  .site-header .header-main__inner > .search { display: none; }
  .site-header .header-main__inner > .search-overlay__placeholder { display: none; }
  .header-action--search { display: flex; }
  .header-action--guides,
  .header-action--account,
  .header-action--fav { display: none; }
}

@media (max-width: 640px) {
  .product__gallery-main { padding: 8px; }
  .pdp__gallery {
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
    border-radius: 0;
    border-left: 0;
    border-right: 0;
  }
}