/* ==========================================================================
   AGRO RR — Estética premium / luminosa
   Editá :root para ajustar colores globales.
   ========================================================================== */

:root {
  /* ----- Paleta corporativa ----- */
  --bg-main: #f5f7f4;
  --bg-white: #ffffff;
  --bg-subtle: #eef1ec;
  --text-primary: #1a1a1a;
  --text-secondary: #68756a;
  --green-corporate: #2d6a4f;
  --green-dark: #16351f;
  --green-accent: #52b788;
  --cta: #b7c93d;
  --cta-hover: #c8d94a;
  --color-whatsapp: #25d366;

  /* Alias internos (compatibilidad con reglas existentes) */
  --color-green-dark: var(--green-dark);
  --color-green: var(--green-corporate);
  --color-green-light: var(--green-accent);
  --color-black: var(--text-primary);
  --color-white: var(--bg-white);
  --color-gray: var(--bg-subtle);
  --color-gray-text: var(--text-secondary);
  --color-gold: var(--cta);
  --color-gold-hover: var(--cta-hover);

  /* ----- Tipografía ----- */
  --font-body: "Inter", system-ui, -apple-system, sans-serif;
  --font-heading: "Oswald", "Inter", sans-serif;

  /* ----- Layout ----- */
  --header-height: 4.5rem;
  --container-max: 72rem;
  --radius: 0.625rem;
  --radius-lg: 1.25rem;
  --radius-xl: 1.5rem;
  --shadow-sm: 0 1px 2px rgba(26, 26, 26, 0.04), 0 2px 8px rgba(26, 26, 26, 0.04);
  --shadow: 0 4px 20px rgba(26, 26, 26, 0.06), 0 8px 32px rgba(26, 26, 26, 0.04);
  --shadow-lg: 0 12px 40px rgba(26, 26, 26, 0.08), 0 4px 12px rgba(26, 26, 26, 0.04);
  --shadow-header: 0 1px 0 rgba(26, 26, 26, 0.06);
  --transition: 0.28s cubic-bezier(0.4, 0, 0.2, 1);

  /* ----- Hero ----- */
  --hero-bg-image: url("images/hero-bg.jpg");
  --hero-overlay: rgba(22, 53, 31, 0.52);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text-primary);
  background: var(--bg-main);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* No ampliar imágenes más allá de su tamaño real (evita pixelado) */
.products-banner__media img,
.page-hero__media img,
.products-category__media img,
.catalog-card__image img,
.product-visual img,
.product-visual__zoom img,
.product-detail__image img,
.product-related__card img,
.about__image img {
  width: auto;
  max-width: 100%;
  height: auto;
  object-fit: contain;
  object-position: center;
}

a {
  color: var(--green-corporate);
}

:focus-visible {
  outline: 2px solid var(--green-accent);
  outline-offset: 3px;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: 1.25rem;
}

@media (min-width: 768px) {
  .container {
    padding-inline: 2rem;
  }
}

/* ==========================================================================
   HEADER — blanco, blur, minimal
   ========================================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(26, 26, 26, 0.06);
  transition: box-shadow var(--transition), background var(--transition);
}

.header.is-scrolled {
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow-sm);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
  text-decoration: none;
  color: var(--text-primary);
}

.logo__mark {
  width: 2.35rem;
  height: 2.35rem;
  background: linear-gradient(145deg, var(--green-corporate) 0%, var(--green-accent) 100%);
  border-radius: 10px;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(45, 106, 79, 0.25);
}

.logo__text {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.logo__text strong {
  color: var(--green-corporate);
  font-weight: 700;
}

.nav__list {
  display: none;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 0.15rem;
}

.nav__link {
  display: block;
  padding: 0.5rem 1rem;
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9375rem;
  border-radius: 999px;
  transition: color var(--transition), background var(--transition);
}

.nav__link:hover,
.nav__link.is-active {
  color: var(--green-corporate);
  background: rgba(45, 106, 79, 0.08);
}

.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid rgba(26, 26, 26, 0.1);
  border-radius: var(--radius);
  background: var(--bg-white);
  cursor: pointer;
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.nav-toggle:hover {
  border-color: rgba(45, 106, 79, 0.25);
  box-shadow: var(--shadow);
}

.nav-toggle__bar {
  display: block;
  width: 22px;
  height: 2px;
  margin-inline: auto;
  background: currentColor;
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 767px) {
  /* backdrop-filter en el header encerraba el menú fixed dentro de 4.5rem */
  .header {
    overflow: visible;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    background: rgba(255, 255, 255, 0.98);
  }

  .nav-toggle {
    position: relative;
    z-index: 1102;
  }

  .nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1101;
    background: var(--bg-white);
    padding: 1.5rem;
    transform: translateX(100%);
    transition: transform var(--transition);
    overflow-y: auto;
    visibility: hidden;
    box-shadow: -8px 0 32px rgba(26, 26, 26, 0.08);
  }

  .nav.is-open,
  .nav.is-active {
    transform: translateX(0);
    visibility: visible;
  }

  .nav__list {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
  }

  .nav__link {
    font-size: 1.1rem;
    padding: 1rem 1.15rem;
  }
}

@media (min-width: 768px) {
  .nav-toggle {
    display: none;
  }

  .nav__list {
    display: flex;
  }
}

/* ==========================================================================
   BOTONES — premium, suaves
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 48px;
  padding: 0.8rem 1.65rem;
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 999px;
  border: 2px solid transparent;
  cursor: pointer;
  transition:
    background var(--transition),
    color var(--transition),
    border-color var(--transition),
    box-shadow var(--transition),
    transform 0.15s ease;
}

.btn:active {
  transform: scale(0.98);
}

.btn--primary {
  background: var(--cta);
  color: var(--green-dark);
  border-color: var(--cta);
  box-shadow: 0 2px 12px rgba(183, 201, 61, 0.35);
}

.btn--primary:hover {
  background: var(--cta-hover);
  border-color: var(--cta-hover);
  color: var(--green-dark);
  box-shadow: 0 4px 20px rgba(200, 217, 74, 0.4);
}

.btn--outline {
  background: transparent;
  color: var(--bg-white);
  border-color: rgba(255, 255, 255, 0.85);
}

.btn--outline:hover {
  background: var(--bg-white);
  color: var(--green-dark);
  border-color: var(--bg-white);
}

.btn--accent {
  background: var(--green-corporate);
  color: var(--bg-white);
  border-color: var(--green-corporate);
  box-shadow: 0 2px 10px rgba(45, 106, 79, 0.2);
}

.btn--accent:hover {
  background: var(--green-accent);
  border-color: var(--green-accent);
  color: var(--bg-white);
  box-shadow: 0 4px 16px rgba(82, 183, 136, 0.35);
}

.btn--whatsapp {
  background: var(--color-whatsapp);
  color: var(--bg-white);
  border-color: var(--color-whatsapp);
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.3);
}

.btn--whatsapp:hover {
  filter: brightness(1.05);
  color: var(--bg-white);
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.4);
}

.btn--small {
  min-height: 40px;
  padding: 0.5rem 1.25rem;
  font-size: 0.875rem;
}

.btn--large {
  width: 100%;
  max-width: 320px;
  font-size: 1.05rem;
  padding: 1rem 1.5rem;
}

/* ==========================================================================
   HERO — imagen + overlay suave, mucho aire
   ========================================================================== */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  padding-top: var(--header-height);
  background-color: var(--green-dark);
  background-image:
    linear-gradient(var(--hero-overlay), var(--hero-overlay)),
    var(--hero-bg-image);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero__media {
  display: none;
  line-height: 0;
}

.hero__overlay {
  display: none;
}

.hero__content {
  position: relative;
  z-index: 1;
  padding-block: 4rem 5rem;
  max-width: 42rem;
}

.hero__eyebrow {
  margin: 0 0 1rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cta);
}

.hero__title {
  margin: 0 0 1.25rem;
  font-family: var(--font-heading);
  font-size: clamp(2.25rem, 7vw, 3.5rem);
  font-weight: 700;
  line-height: 1.08;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--bg-white);
}

.hero__subtitle {
  margin: 0 0 2.5rem;
  font-size: clamp(1.05rem, 2.5vw, 1.25rem);
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.7;
  max-width: 38ch;
  font-weight: 400;
}

.hero__actions {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

@media (min-width: 480px) {
  .hero__actions {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 1rem 1.25rem;
  }
}

@media (max-width: 768px) {
  .hero {
    min-height: unset;
    height: auto;
    display: block;
    align-items: stretch;
    background-image: none;
    background-color: var(--green-dark);
  }

  .hero__media {
    display: block;
    background: var(--green-dark);
  }

  .hero__media img {
    width: 100%;
    height: auto;
    max-width: 100%;
    object-fit: contain;
    object-position: center;
    display: block;
    margin-inline: auto;
  }

  .hero__content {
    position: relative;
    z-index: 1;
    padding-block: 2rem 2.5rem;
  }

  .page-hero {
    height: auto;
    min-height: unset;
  }

  .page-hero__media {
    height: auto;
  }

  .page-hero__media img {
    width: 100%;
    height: auto;
    max-width: 100%;
    object-fit: contain;
    object-position: center;
    display: block;
    margin-inline: auto;
  }
}

/* ==========================================================================
   SECCIONES GENERALES
   ========================================================================== */
.section {
  padding: 5rem 0;
}

.section--dark {
  background: var(--bg-white);
}

.section--muted {
  background: var(--bg-main);
}

.section__header {
  text-align: center;
  margin-bottom: 3rem;
}

.section__title {
  margin: 0 0 0.75rem;
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 4vw, 2.35rem);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-primary);
}

.section__lead {
  margin: 0 auto;
  max-width: 42ch;
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.65;
}

/* Nosotros: fondo gris muy claro */
#nosotros.section {
  background: var(--bg-subtle);
}

/* ==========================================================================
   PRODUCTOS — landing comercial (banner + categorías)
   ========================================================================== */
#productos.section--dark {
  background: var(--bg-white);
  padding-top: 4.5rem;
  padding-bottom: 5.5rem;
}

.products-showcase {
  display: flex;
  flex-direction: column;
  gap: 3.5rem;
}

/* ----- Banner horizontal ----- */
.products-banner {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--bg-subtle);
  box-shadow: var(--shadow-sm);
}

.products-banner__media {
  position: relative;
  width: 100%;
  line-height: 0;
  background: var(--bg-subtle);
}

.products-banner__scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    rgba(255, 255, 255, 0.94) 0%,
    rgba(255, 255, 255, 0.88) 38%,
    rgba(255, 255, 255, 0.35) 62%,
    rgba(255, 255, 255, 0.08) 100%
  );
  pointer-events: none;
}

.products-banner__content {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 2.25rem 1.5rem;
  max-width: 34rem;
}

.products-banner__title {
  margin: 0 0 1rem;
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.01em;
}

.products-banner__line {
  display: block;
  font-size: clamp(2rem, 5.5vw, 3.25rem);
  text-transform: none;
}

.products-banner__line--primary {
  color: #02782f;
}

.products-banner__line--accent {
  color: var(--green-accent);
}

.products-banner__subtitle {
  margin: 0;
  font-size: clamp(1rem, 2.2vw, 1.125rem);
  line-height: 1.65;
  color: var(--text-secondary);
  max-width: 32ch;
}

@media (min-width: 768px) {
  .products-banner__content {
    padding: 3rem 3.5rem;
    max-width: 38rem;
  }
}

@media (min-width: 1024px) {
  .products-banner__content {
    padding: 3.5rem 4rem;
  }

  .products-banner__line {
    font-size: 3.25rem;
  }
}

@media (max-width: 479px) {
  .products-banner__scrim {
    background: linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.95) 0%,
      rgba(255, 255, 255, 0.9) 55%,
      rgba(255, 255, 255, 0.5) 100%
    );
  }

  .products-banner__content {
    min-height: 300px;
    justify-content: flex-end;
  }
}

/* ----- Grilla de categorías ----- */
.products-categories {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

@media (min-width: 900px) {
  .products-categories {
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
  }
}

.products-category {
  display: flex;
  flex-direction: column;
  text-align: center;
}

.products-category__media {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 1.5rem;
  background: var(--bg-subtle);
  line-height: 0;
  transition: transform var(--transition), box-shadow var(--transition);
}

.products-category__media:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.products-category__body {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.65rem;
  padding-inline: 0.5rem;
}

.products-category__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: clamp(1.35rem, 2.5vw, 1.65rem);
  font-weight: 600;
  line-height: 1.15;
  color: #02782f;
  letter-spacing: 0.01em;
}

.products-category__desc {
  margin: 0;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-secondary);
  max-width: 22ch;
}

.products-category__link {
  margin-top: 0.35rem;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--green-corporate);
  text-decoration: none;
  transition: color var(--transition), gap var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.15rem;
}

.products-category__link:hover {
  color: var(--green-accent);
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

/* ==========================================================================
   NOSOTROS
   ========================================================================== */
.about {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  align-items: center;
}

.about__image {
  width: 100%;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: none;
  box-shadow: var(--shadow);
}

.about__image {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-subtle);
}

.about__image img {
  margin-inline: auto;
}

.about__text {
  color: var(--text-secondary);
}

.about__text .section__title {
  text-align: left;
  margin-bottom: 1.25rem;
}

.about__text p {
  margin: 0 0 1.15rem;
  font-size: 1.05rem;
  line-height: 1.7;
}

.about__text strong {
  color: var(--text-primary);
  font-weight: 600;
}

@media (min-width: 768px) {
  .about {
    flex-direction: row;
    align-items: center;
    gap: 4rem;
  }

  .about__image {
    flex: 1;
  }

  .about__text {
    flex: 1;
  }
}

/* ==========================================================================
   BENEFICIOS — tarjetas blancas, íconos verdes
   ========================================================================== */
.benefits-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 600px) {
  .benefits-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.75rem;
  }
}

@media (min-width: 1024px) {
  .benefits-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
  }
}

.benefit {
  text-align: center;
  padding: 2rem 1.5rem;
  background: var(--bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(26, 26, 26, 0.05);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
}

.benefit:hover {
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}

.benefit__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3.75rem;
  height: 3.75rem;
  margin-bottom: 1.25rem;
  color: var(--green-corporate);
  background: rgba(45, 106, 79, 0.08);
  border-radius: 50%;
}

.benefit__icon svg {
  width: 1.75rem;
  height: 1.75rem;
}

.benefit__title {
  margin: 0 0 0.6rem;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-primary);
}

.benefit__text {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   CONTACTO — elegante, sin bloques negros
   ========================================================================== */
#contacto.section--dark {
  background: var(--bg-white);
}

.contact__grid {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  max-width: 36rem;
  margin-inline: auto;
}

@media (min-width: 768px) {
  .contact__grid {
    flex-direction: row;
    max-width: none;
    align-items: flex-start;
    gap: 3.5rem;
  }

  .contact__info {
    flex: 1;
  }

  .contact__cta {
    flex: 1;
  }
}

.contact__info {
  padding: 2rem;
  background: var(--bg-main);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(26, 26, 26, 0.05);
}

.contact__item {
  margin-bottom: 1.5rem;
}

.contact__item:last-child {
  margin-bottom: 0;
}

.contact__label {
  display: block;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--green-corporate);
  margin-bottom: 0.35rem;
}

.contact__value {
  margin: 0;
  font-size: 1.05rem;
  color: var(--text-primary);
}

.contact__value a {
  color: var(--text-primary);
  text-decoration: none;
  transition: color var(--transition);
}

.contact__value a:hover {
  color: var(--green-corporate);
  text-decoration: underline;
}

.contact__cta {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.25rem;
  padding: 2rem;
  background: var(--bg-subtle);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(26, 26, 26, 0.05);
}

.contact__cta p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.65;
}

#contacto .section__title,
#contacto .section__lead {
  color: inherit;
}

#contacto .section__lead {
  color: var(--text-secondary);
}

/* ==========================================================================
   FOOTER — verde oscuro elegante
   ========================================================================== */
.footer {
  padding: 3rem 0;
  background: var(--green-dark);
  border-top: none;
}

.footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
  text-align: center;
}

.footer__brand {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.95);
}

.footer__brand strong {
  color: var(--cta);
}

.footer__nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem 1.75rem;
}

.footer__nav a {
  color: rgba(255, 255, 255, 0.75);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color var(--transition);
}

.footer__nav a:hover {
  color: var(--bg-white);
}

.footer__copy {
  margin: 0;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.55);
}

/* ==========================================================================
   PÁGINAS INTERNAS — catálogo por categoría
   ========================================================================== */
/* Solo categorías: coadyuvantes, fertilizantes-biologicos, mantenimiento */
.page-hero {
  position: relative;
  margin-top: var(--header-height);
  display: block;
  overflow: hidden;
  background: var(--green-dark);
}

.page-hero__media {
  position: relative;
  width: 100%;
  line-height: 0;
}

.page-hero__media img {
  display: block;
  margin-inline: auto;
}

.page-hero__overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(
    to top,
    rgba(22, 53, 31, 0.92) 0%,
    rgba(22, 53, 31, 0.5) 32%,
    transparent 58%
  );
}

.page-hero__content {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1;
  width: 100%;
  padding: 2.5rem 0 3rem;
}

.page-hero__title {
  margin: 0 0 0.75rem;
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--bg-white);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.page-hero__subtitle {
  margin: 0;
  max-width: 42ch;
  font-size: clamp(1rem, 2.2vw, 1.15rem);
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.9);
}

@media (min-width: 768px) {
  .page-hero__content {
    padding-bottom: 3.5rem;
  }
}

.section.catalog {
  background: var(--bg-white);
  padding: 4rem 0 5rem;
}

.catalog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
}

@media (min-width: 640px) {
  .catalog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .catalog-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
  }
}

.catalog-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid rgba(26, 26, 26, 0.06);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}

.catalog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.catalog-card__image {
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--bg-subtle);
  line-height: 0;
}

.catalog-card__body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 1.5rem;
  gap: 0.65rem;
}

.catalog-card__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 600;
  color: #02782f;
  letter-spacing: 0.02em;
}

.catalog-card__desc {
  margin: 0 0 0.5rem;
  flex: 1;
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--text-secondary);
}

.catalog-card__link {
  display: flex;
  flex-direction: column;
  flex: 1;
  text-decoration: none;
  color: inherit;
}

.catalog-card__link:hover .catalog-card__title {
  color: var(--green-corporate);
}

.catalog-card__link:focus-visible {
  outline: 2px solid var(--green-accent);
  outline-offset: 2px;
  border-radius: var(--radius-md);
}

.catalog-card .btn--whatsapp {
  align-self: flex-start;
  margin: 0 1.5rem 1.5rem;
}

.catalog-card[id] {
  scroll-margin-top: calc(var(--header-height) + 1.25rem);
}

.catalog-back {
  display: flex;
  justify-content: center;
  margin-top: 3.5rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(26, 26, 26, 0.06);
}

.catalog-back .btn--ghost {
  background: transparent;
  color: var(--green-corporate);
  border: 2px solid var(--green-corporate);
}

.catalog-back .btn--ghost:hover {
  background: var(--green-corporate);
  color: var(--bg-white);
  border-color: var(--green-corporate);
}

/* ==========================================================================
   PÁGINA CATÁLOGO — buscador + acordeón
   ========================================================================== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.catalog-page {
  margin-top: var(--header-height);
  background: var(--bg-main);
  padding-top: 3.5rem;
  padding-bottom: 5rem;
}

.catalog-page__header {
  text-align: center;
  margin-bottom: 2.5rem;
}

.catalog-page__title {
  margin: 0 0 0.75rem;
  font-family: var(--font-heading);
  font-size: clamp(1.85rem, 4.5vw, 2.5rem);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-primary);
}

.catalog-page__lead {
  margin: 0 auto;
  max-width: 46ch;
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--text-secondary);
}

.catalog-search {
  position: relative;
  max-width: 36rem;
  margin: 0 auto 2.5rem;
}

.catalog-search__icon {
  position: absolute;
  left: 1.25rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-secondary);
  pointer-events: none;
  display: flex;
}

.catalog-search__input {
  width: 100%;
  min-height: 56px;
  padding: 0.9rem 1.25rem 0.9rem 3.25rem;
  font-family: inherit;
  font-size: 1.05rem;
  color: var(--text-primary);
  background: var(--bg-white);
  border: 1px solid rgba(26, 26, 26, 0.08);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.catalog-search__input::placeholder {
  color: var(--text-secondary);
}

.catalog-search__input:focus {
  outline: none;
  border-color: rgba(45, 106, 79, 0.35);
  box-shadow: var(--shadow-lg);
}

.catalog-page__empty {
  text-align: center;
  margin: 0 0 1.5rem;
  padding: 1rem;
  font-size: 1rem;
  color: var(--text-secondary);
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  border: 1px dashed rgba(26, 26, 26, 0.12);
}

.catalog-accordion {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 48rem;
  margin-inline: auto;
}

.catalog-accordion__item {
  background: var(--bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(26, 26, 26, 0.06);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: box-shadow var(--transition);
}

.catalog-accordion__item.is-hidden {
  display: none;
}

.catalog-accordion__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 1.25rem 1.5rem;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  text-align: left;
  color: #02782f;
  background: var(--bg-white);
  border: none;
  cursor: pointer;
  transition: background var(--transition);
}

.catalog-accordion__trigger::after {
  content: "";
  flex-shrink: 0;
  width: 0.55rem;
  height: 0.55rem;
  margin-left: 1rem;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  transition: transform var(--transition);
}

.catalog-accordion__trigger[aria-expanded="true"]::after {
  transform: rotate(-135deg);
  margin-top: 0.25rem;
}

.catalog-accordion__trigger:hover {
  background: var(--bg-subtle);
}

.catalog-accordion__panel {
  border-top: 1px solid rgba(26, 26, 26, 0.06);
}

.catalog-accordion__list {
  list-style: none;
  margin: 0;
  padding: 0.5rem 0;
}

.catalog-accordion__product.is-hidden {
  display: none;
}

.catalog-accordion__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 1.5rem;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-primary);
  text-decoration: none;
  transition: background var(--transition), color var(--transition), padding-left var(--transition);
}

.catalog-accordion__link:hover {
  background: rgba(45, 106, 79, 0.06);
  color: var(--green-corporate);
  padding-left: 1.75rem;
}

.catalog-accordion__arrow {
  flex-shrink: 0;
  font-size: 1.1rem;
  color: var(--green-corporate);
  transition: transform var(--transition);
}

.catalog-accordion__link:hover .catalog-accordion__arrow {
  transform: translateX(4px);
}

/* ==========================================================================
   FICHA DE PRODUCTO INDIVIDUAL
   ========================================================================== */
.product-page {
  margin-top: var(--header-height);
  background: var(--bg-main);
  padding: 2rem 0 5rem;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem 0.5rem;
  margin-bottom: 2rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.breadcrumb a {
  color: var(--green-corporate);
  text-decoration: none;
}

.breadcrumb a:hover {
  text-decoration: underline;
}

.breadcrumb__sep {
  color: var(--text-secondary);
  opacity: 0.6;
}

.breadcrumb__current {
  color: var(--text-primary);
  font-weight: 500;
}

/* Imagen principal — completa, sin deformar */
.product-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 2rem;
  padding: 1.25rem;
  border-radius: var(--radius-xl);
  background: var(--bg-white);
  border: 1px solid rgba(26, 26, 26, 0.06);
  box-shadow: var(--shadow-sm);
  line-height: 0;
}

.product-intro {
  margin-bottom: 3rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(26, 26, 26, 0.08);
}

.product-intro__category {
  margin: 0 0 0.5rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green-corporate);
}

.product-intro__title {
  margin: 0 0 1rem;
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.product-intro__lead {
  margin: 0 0 1.5rem;
  font-size: 1.1rem;
  line-height: 1.75;
  color: var(--text-secondary);
  max-width: 62ch;
}

.product-block {
  margin-bottom: 2.75rem;
}

.product-block__title {
  margin: 0 0 1.25rem;
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-primary);
}

.product-block__text {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--text-secondary);
  max-width: 58ch;
}

.product-features {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 600px) {
  .product-features {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .product-features--cols-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.product-features__item {
  margin: 0;
  padding: 1.15rem 1.25rem;
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(26, 26, 26, 0.06);
  box-shadow: var(--shadow-sm);
  font-size: 0.98rem;
  line-height: 1.55;
  color: var(--text-primary);
}

.product-features__item::before {
  content: "";
  display: block;
  width: 2rem;
  height: 3px;
  margin-bottom: 0.65rem;
  border-radius: 2px;
  background: var(--green-accent);
}

.product-cta {
  margin: 3rem 0 2.5rem;
  padding: 2.5rem 1.75rem;
  text-align: center;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, var(--green-dark) 0%, #1e4d2b 100%);
  color: var(--bg-white);
}

.product-cta__title {
  margin: 0 0 1.25rem;
  font-family: var(--font-heading);
  font-size: clamp(1.25rem, 3vw, 1.5rem);
  font-weight: 600;
  line-height: 1.35;
  color: var(--bg-white);
}

.product-cta .btn--whatsapp {
  margin-inline: auto;
}

.product-detail {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  margin-bottom: 3.5rem;
}

.product-detail__image {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--bg-subtle);
  box-shadow: var(--shadow);
  border: 1px solid rgba(26, 26, 26, 0.06);
  line-height: 0;
}

.product-detail__content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.25rem;
}

.product-detail__desc {
  margin: 0;
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--text-secondary);
  max-width: 50ch;
}

@media (min-width: 768px) {
  .product-detail {
    flex-direction: row;
    align-items: flex-start;
    gap: 3rem;
  }

  .product-detail__image {
    flex: 1;
  }

  .product-detail__content {
    flex: 1;
    padding-top: 0.5rem;
  }
}

.product-related {
  margin-bottom: 3rem;
  padding-top: 2.5rem;
  border-top: 1px solid rgba(26, 26, 26, 0.08);
}

.product-related__title {
  margin: 0 0 1.5rem;
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-primary);
}

.product-related__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 600px) {
  .product-related__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
  }
}

.product-related__card {
  display: flex;
  flex-direction: column;
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(26, 26, 26, 0.06);
  box-shadow: var(--shadow-sm);
  text-decoration: none;
  color: inherit;
  transition: transform var(--transition), box-shadow var(--transition);
}

.product-related__card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.product-related__card img {
  flex-shrink: 0;
  background: var(--bg-subtle);
}

.product-related__name {
  padding: 1rem 1.15rem;
  font-weight: 600;
  font-size: 0.95rem;
  color: #02782f;
}

.product-page__actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  align-items: flex-start;
}

@media (min-width: 480px) {
  .product-page__actions {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 1rem;
  }
}

/* ==========================================================================
   BOTÓN FLOTANTE WHATSAPP
   ========================================================================== */
.whatsapp-float {
  position: fixed;
  bottom: 1.25rem;
  right: 1.25rem;
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background: var(--color-whatsapp);
  color: var(--bg-white);
  border-radius: 50%;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.45);
  text-decoration: none;
  transition: transform var(--transition), box-shadow var(--transition);
}

.whatsapp-float:hover {
  transform: scale(1.06);
  box-shadow: 0 8px 28px rgba(37, 211, 102, 0.5);
  color: var(--bg-white);
}

.whatsapp-float svg {
  width: 28px;
  height: 28px;
}

body.nav-open,
body.lightbox-open {
  overflow: hidden;
}

/* ==========================================================================
   AJUSTES PUNTUALES (logo, home categorías, catálogo, lightbox)
   ========================================================================== */
.logo__img {
  display: block;
  height: 3.525rem;
  width: auto;
  max-width: min(17.25rem, 55vw);
  object-fit: contain;
  flex-shrink: 1;
}

.footer__logo {
  display: block;
  height: 4rem;
  width: auto;
  max-width: min(19rem, 72vw);
  margin-inline: auto;
  object-fit: contain;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

#productos.section--dark {
  padding-top: 2rem;
  padding-bottom: 4.25rem;
}

.products-showcase:has(.products-categories--home) {
  gap: 0;
}

.products-categories--home {
  gap: 2.75rem;
}

@media (min-width: 900px) {
  .products-categories--home {
    gap: 2.25rem;
  }
}

.products-categories--home .products-category__media {
  margin-bottom: 1.85rem;
}

.products-categories--home .products-category__body {
  gap: 0.85rem;
}

.products-categories--home .products-category__title {
  font-size: clamp(1.55rem, 2.8vw, 2rem);
}

.products-categories--home .products-category__desc {
  font-size: 1.125rem;
  max-width: 28ch;
}

.products-categories--home .products-category__link {
  margin-top: 0.5rem;
  font-size: 1.0625rem;
}

.catalog-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin: 0 1.5rem 1.5rem;
}

.catalog-card__actions .btn--ghost {
  background: transparent;
  color: var(--green-corporate);
  border: 2px solid var(--green-corporate);
}

.catalog-card__actions .btn--ghost:hover {
  background: var(--green-corporate);
  color: var(--bg-white);
  border-color: var(--green-corporate);
}

.catalog-card .btn--whatsapp {
  margin: 0;
}

.product-visual__zoom {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 0;
  border: none;
  background: transparent;
  cursor: zoom-in;
  line-height: 0;
}

.product-visual__zoom:focus-visible {
  outline: 2px solid var(--green-accent);
  outline-offset: 4px;
  border-radius: var(--radius-md);
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 1100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  background: rgba(22, 53, 31, 0.82);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.28s ease, visibility 0.28s ease;
}

.lightbox.is-open {
  opacity: 1;
  visibility: visible;
}

.lightbox__dialog {
  position: relative;
  max-width: min(92vw, 1100px);
  max-height: 90vh;
  transform: scale(0.96);
  transition: transform 0.28s ease;
}

.lightbox.is-open .lightbox__dialog {
  transform: scale(1);
}

.lightbox__image {
  display: block;
  max-width: 100%;
  max-height: 90vh;
  width: auto;
  height: auto;
  margin: 0 auto;
  object-fit: contain;
  border-radius: var(--radius-lg);
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.35);
}

.lightbox__close {
  position: absolute;
  top: -0.5rem;
  right: -0.5rem;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: var(--bg-white);
  color: var(--green-dark);
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: transform var(--transition);
}

.lightbox__close:hover {
  transform: scale(1.05);
}

@media (min-width: 768px) {
  .lightbox__close {
    top: -1rem;
    right: -1rem;
  }
}

/* ==========================================================================
   RESPONSIVE — adaptación PC, tablet y móvil (sin cambios estéticos)
   ========================================================================== */
html {
  overflow-x: clip;
}

body {
  overflow-x: hidden;
}

main,
.header,
.footer {
  max-width: 100%;
}

img,
svg,
video {
  max-width: 100%;
  height: auto;
}

.logo__img,
.footer__logo,
.page-hero__media img,
.products-category__media img,
.catalog-card__image img,
.product-visual__zoom img,
.about__image img {
  image-rendering: auto;
}

.header__inner .nav-toggle {
  flex-shrink: 0;
}

/* Textos: evitar desbordes y superposiciones */
h1,
h2,
h3,
h4,
p,
.breadcrumb,
.contact__value,
.catalog-card__desc,
.product-intro__lead,
.product-block__text {
  overflow-wrap: break-word;
  word-wrap: break-word;
}

/* Hero: mejor lectura en pantallas angostas */
@media (max-width: 479px) {
  .hero__subtitle {
    max-width: none;
  }
}

/* Categorías Home: tablet en 2 columnas + tercera centrada */
@media (min-width: 600px) and (max-width: 899px) {
  .products-categories--home {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2rem;
  }

  .products-categories--home .products-category:last-child {
    grid-column: 1 / -1;
    max-width: 28rem;
    margin-inline: auto;
    width: 100%;
  }

  .products-categories--home .products-category__desc {
    max-width: 36ch;
  }
}

@media (max-width: 599px) {
  .products-categories--home .products-category__desc {
    max-width: none;
  }
}

/* Tarjetas de catálogo: botones cómodos en touch */
@media (max-width: 639px) {
  .catalog-card__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .catalog-card__actions .btn {
    width: 100%;
    justify-content: center;
  }
}

@media (pointer: coarse) {
  .btn--small,
  .catalog-card__actions .btn,
  .nav__link {
    min-height: 44px;
  }

  .nav-toggle {
    width: 48px;
    height: 48px;
  }

  .lightbox__close {
    width: 2.75rem;
    height: 2.75rem;
    min-width: 44px;
    min-height: 44px;
  }

  .whatsapp-float {
    width: 58px;
    height: 58px;
  }
}

/* Logo header en pantallas muy angostas */
@media (max-width: 380px) {
  .logo__img {
    height: 3rem;
    max-width: min(12.5rem, 52vw);
  }

  .container {
    padding-inline: 1rem;
  }
}

/* Ficha de producto en móvil */
@media (max-width: 767px) {
  .product-page {
    padding-top: 1.5rem;
    padding-bottom: 4rem;
  }

  .product-visual {
    padding: 1rem;
    margin-bottom: 1.5rem;
  }

  .product-intro {
    margin-bottom: 2.25rem;
    padding-bottom: 1.75rem;
  }

  .product-intro__lead {
    max-width: none;
    font-size: 1.05rem;
  }

  .product-cta {
    margin: 2.25rem 0 2rem;
    padding: 2rem 1.25rem;
  }

  .product-cta__title {
    max-width: none;
  }

  .product-page__actions {
    width: 100%;
  }

  .product-page__actions .btn {
    width: 100%;
    justify-content: center;
  }

  .breadcrumb {
    font-size: 0.8125rem;
  }
}

/* Lightbox: móvil y tablet */
.lightbox {
  padding: max(1rem, env(safe-area-inset-top, 0px))
    max(1rem, env(safe-area-inset-right, 0px))
    max(1rem, env(safe-area-inset-bottom, 0px))
    max(1rem, env(safe-area-inset-left, 0px));
}

.lightbox__dialog {
  max-width: min(94vw, 1100px);
  max-height: min(88vh, 88dvh);
}

.lightbox__image {
  max-height: min(82vh, 82dvh);
}

@media (max-width: 767px) {
  .lightbox__close {
    top: 0.25rem;
    right: 0.25rem;
  }

  .lightbox__dialog {
    max-width: 100%;
  }
}

/* Botón flotante: áreas seguras iPhone */
.whatsapp-float {
  bottom: max(1.25rem, env(safe-area-inset-bottom, 0px));
  right: max(1.25rem, env(safe-area-inset-right, 0px));
}

/* Contacto y secciones: ancho completo en móvil */
@media (max-width: 767px) {
  .contact__info,
  .contact__cta {
    padding: 1.5rem;
  }

  .contact__cta .btn--large {
    max-width: none;
    width: 100%;
  }
}

/* Catálogo acordeón: área táctil en enlaces */
@media (max-width: 767px) {
  .catalog-accordion__link {
    padding: 1rem 1.25rem;
    min-height: 48px;
  }

  .catalog-accordion__trigger {
    min-height: 52px;
    padding: 1rem 1.25rem;
  }
}

/* Evitar zoom accidental solo en inputs iOS antiguos — font-size 16px en search */
@media (max-width: 767px) {
  .catalog-search__input {
    font-size: 1rem;
  }
}