/* ============================================================
   HIGH DUO — Stylesheet
   Brand Colors:
     --green-deep:   #1A3C34
     --green-action: #2E7D52
     --green-light:  #6BBF8E
     --green-pale:   #C8E6C9
     --white:        #FFFFFF
     --gray-dark:    #2D2D2D
   Fonts: Montserrat (headings) · Open Sans (body)
============================================================ */

/* ── RESET & BASE ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --green-deep:   #1A3C34;
  --green-action: #2E7D52;
  --green-light:  #6BBF8E;
  --green-pale:   #C8E6C9;
  --white:        #FFFFFF;
  --gray-dark:    #2D2D2D;
  --gray-mid:     #6B7280;
  --gray-light:   #F4F7F4;

  --font-heading: 'Montserrat', sans-serif;
  --font-body:    'Open Sans', sans-serif;

  --radius-sm:  8px;
  --radius-md:  16px;
  --radius-lg:  24px;
  --radius-xl:  40px;

  --shadow-sm:  0 2px 8px rgba(26,60,52,.08);
  --shadow-md:  0 8px 24px rgba(26,60,52,.12);
  --shadow-lg:  0 16px 48px rgba(26,60,52,.16);

  --transition: .25s ease;
  --container:  1200px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 16px;
  color: var(--gray-dark);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a   { text-decoration: none; color: inherit; }
ul  { list-style: none; }

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 24px;
}

/* ── TYPOGRAPHY ── */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  line-height: 1.2;
  color: var(--green-deep);
}

.section-badge {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--green-action);
  background: var(--green-pale);
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  color: var(--green-deep);
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--gray-mid);
  max-width: 560px;
  margin-inline: auto;
  margin-bottom: 48px;
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.text-accent { color: var(--green-action); }

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-size: .95rem;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: var(--radius-xl);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn--primary {
  background: var(--green-action);
  color: var(--white);
  border-color: var(--green-action);
}
.btn--primary:hover {
  background: var(--green-deep);
  border-color: var(--green-deep);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn--ghost {
  background: transparent;
  color: var(--green-deep);
  border-color: var(--green-deep);
}
.btn--ghost:hover {
  background: var(--green-deep);
  color: var(--white);
  transform: translateY(-2px);
}

.btn--white {
  background: var(--white);
  color: var(--green-deep);
  border-color: var(--white);
}
.btn--white:hover {
  background: var(--green-pale);
  border-color: var(--green-pale);
  transform: translateY(-2px);
}

.btn--lg  { padding: 15px 32px; font-size: 1rem; }
.btn--full { width: 100%; justify-content: center; }

.btn--ml {
  background: var(--green-action);
  font-size: 1.05rem;
  padding: 17px 32px;
}
.btn--ml:hover {
  background: var(--green-deep);
  box-shadow: 0 8px 24px rgba(46,125,82,.35);
}

/* ============================================================
   HEADER
============================================================ */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(26,60,52,.08);
  transition: box-shadow var(--transition);
}
.header.scrolled { box-shadow: var(--shadow-md); }

.nav {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 88px;
}

.nav__logo { display: flex; align-items: center; }
.nav__logo-img { height: 72px; width: auto; display: block; }

.nav__menu {
  display: flex;
  gap: 4px;
  margin-left: auto;
}
.nav__link {
  font-family: var(--font-heading);
  font-size: .9rem;
  font-weight: 600;
  color: var(--gray-dark);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.nav__link:hover, .nav__link.active {
  color: var(--green-action);
  background: var(--green-pale);
}

.nav__cta { margin-left: 8px; padding: 10px 22px; }

.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
}
.nav__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--green-deep);
  border-radius: 2px;
  transition: all var(--transition);
}
.nav__hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__hamburger.open span:nth-child(2) { opacity: 0; }
.nav__hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   HERO
============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, #f0faf4 0%, #e8f5ec 50%, #f7fdf9 100%);
  overflow: hidden;
  padding-top: 72px;
}

.hero__bg-shapes { position: absolute; inset: 0; pointer-events: none; }
.shape {
  position: absolute;
  border-radius: 50%;
  opacity: .12;
}
.shape--1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, var(--green-light), transparent 70%);
  top: -200px; right: -100px;
}
.shape--2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, var(--green-action), transparent 70%);
  bottom: -100px; left: -100px;
}
.shape--3 {
  width: 200px; height: 200px;
  background: var(--green-pale);
  top: 40%; left: 40%;
}

.hero__content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  padding-block: 80px;
}

.hero__badge {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--green-action);
  background: var(--white);
  border: 1.5px solid var(--green-pale);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-sm);
}

.hero__title {
  font-size: clamp(2.2rem, 4.5vw, 3.6rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--green-deep);
  margin-bottom: 20px;
}

.hero__subtitle {
  font-size: 1.1rem;
  color: var(--gray-mid);
  max-width: 480px;
  margin-bottom: 36px;
  line-height: 1.7;
}

.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.hero__stats {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.hero__stat { text-align: left; }
.stat-number {
  display: block;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--green-deep);
}
.stat-label {
  font-size: .8rem;
  color: var(--gray-mid);
}
.hero__stat-divider {
  width: 1px;
  height: 36px;
  background: var(--green-pale);
}

/* Hero visual */
.hero__visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero__product-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  width: 280px;
  animation: floatCard 4s ease-in-out infinite;
  position: relative;
  z-index: 2;
}

@keyframes floatCard {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-12px); }
}

.product-card__image-wrapper {
  position: relative;
  background: linear-gradient(135deg, var(--green-pale), #e8f5ec);
  padding: 32px;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 200px;
}

.product-card__img-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.placeholder-text {
  font-size: .75rem;
  color: var(--gray-mid);
  font-style: italic;
}

.product-card__badge {
  position: absolute;
  top: 12px; right: 12px;
  background: var(--green-action);
  color: var(--white);
  font-family: var(--font-heading);
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .08em;
  padding: 4px 10px;
  border-radius: 100px;
}

.product-card__info {
  padding: 16px 20px 20px;
}
.product-card__name {
  font-family: var(--font-heading);
  font-size: .95rem;
  font-weight: 700;
  color: var(--green-deep);
  margin-bottom: 4px;
}
.product-card__sub {
  font-size: .8rem;
  color: var(--gray-mid);
}

.hero__floating-tag {
  position: absolute;
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 10px 16px;
  box-shadow: var(--shadow-md);
  font-family: var(--font-heading);
  font-size: .8rem;
  font-weight: 600;
  color: var(--green-deep);
  white-space: nowrap;
  z-index: 3;
  animation: floatTag 3.5s ease-in-out infinite;
}
.tag--1 { top: 10%; left: -20px; animation-delay: .5s; }
.tag--2 { bottom: 15%; right: -20px; animation-delay: 1s; }

@keyframes floatTag {
  0%, 100% { transform: translateY(0) rotate(-1deg); }
  50%       { transform: translateY(-8px) rotate(1deg); }
}

.hero__scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: .75rem;
  color: var(--gray-mid);
  font-family: var(--font-heading);
  letter-spacing: .1em;
  text-transform: uppercase;
  animation: fadeInUp 1s ease .5s both;
}

.scroll-arrow {
  width: 2px;
  height: 32px;
  background: linear-gradient(to bottom, var(--green-light), transparent);
  border-radius: 2px;
  animation: scrollPulse 1.5s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 1; transform: scaleY(1); }
  50%       { opacity: .4; transform: scaleY(.7); }
}

/* ============================================================
   TRUST BAR
============================================================ */
.trust-bar {
  background: var(--green-deep);
  padding: 20px 0;
}
.trust-bar__inner {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 48px;
  flex-wrap: wrap;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--white);
  font-family: var(--font-heading);
  font-size: .88rem;
  font-weight: 600;
}
.trust-item svg { color: var(--green-light); flex-shrink: 0; }

/* ============================================================
   ABOUT
============================================================ */
.about {
  padding: 100px 0;
  background: var(--white);
}
.about__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about__desc {
  font-size: 1.05rem;
  color: var(--gray-mid);
  margin-bottom: 20px;
  line-height: 1.75;
}
.about__desc strong { color: var(--green-deep); }

.about__values {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 32px;
}
.value-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.value-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  background: var(--green-pale);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}
.value-item h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--green-deep);
  margin-bottom: 4px;
}
.value-item p {
  font-size: .9rem;
  color: var(--gray-mid);
}

.about__visual { display: flex; justify-content: center; }
.about__image-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}
.about__img-placeholder {
  background: linear-gradient(135deg, var(--green-pale), #e0f2e7);
  border-radius: var(--radius-lg);
  padding: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.about__mission-card {
  background: var(--green-deep);
  color: var(--white);
  border-radius: var(--radius-md);
  padding: 24px 28px;
  max-width: 360px;
}
.mission-text {
  font-style: italic;
  font-size: .95rem;
  line-height: 1.65;
  margin-bottom: 12px;
  opacity: .9;
}
.mission-brand {
  font-family: var(--font-heading);
  font-size: .85rem;
  font-weight: 700;
  color: var(--green-light);
}

/* ============================================================
   PRODUCTS
============================================================ */
.products {
  padding: 100px 0;
  background: var(--gray-light);
}

.products__grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 32px;
  align-items: start;
}

/* Featured product card */
.product-card--featured {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr 1fr;
  position: relative;
  transition: box-shadow var(--transition);
}
.product-card--featured:hover { box-shadow: var(--shadow-lg); }

.product-card__featured-badge {
  position: absolute;
  top: 16px; left: 16px;
  z-index: 2;
  background: var(--green-deep);
  color: var(--white);
  font-family: var(--font-heading);
  font-size: .75rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 100px;
}

.product-card__gallery {
  background: linear-gradient(135deg, var(--green-pale), #e8f5ec);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 32px;
  min-height: 420px;
}

.product-img-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.product-card__body {
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.product-card__tags {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.tag {
  font-family: var(--font-heading);
  font-size: .72rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 100px;
  letter-spacing: .04em;
}
.tag--green   { background: var(--green-pale); color: var(--green-action); }
.tag--outline { background: transparent; border: 1.5px solid var(--green-light); color: var(--green-action); }

.product-card__title {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--green-deep);
  margin-bottom: 6px;
}
.product-card__subtitle {
  font-size: .9rem;
  color: var(--gray-mid);
  margin-bottom: 24px;
}

.product-card__features {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}
.product-card__features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: .92rem;
  color: var(--gray-dark);
  line-height: 1.4;
}
.product-card__features li svg { flex-shrink: 0; margin-top: 2px; }

.product-card__cta-block {
  margin-top: auto;
  border-top: 1px solid var(--green-pale);
  padding-top: 24px;
}
.product-cta__label {
  font-family: var(--font-heading);
  font-size: .8rem;
  font-weight: 600;
  color: var(--gray-mid);
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: .06em;
}
.product-cta__note {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: .78rem;
  color: var(--gray-mid);
  margin-top: 10px;
}
.product-cta__note svg { color: var(--green-action); flex-shrink: 0; }

/* Coming soon card */
.product-card--soon {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 2px dashed var(--green-pale);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 300px;
}
.product-card__soon-content {
  text-align: center;
  padding: 40px 32px;
}
.soon-icon { font-size: 3rem; margin-bottom: 16px; }
.product-card__soon-content h3 {
  font-size: 1.1rem;
  color: var(--green-deep);
  margin-bottom: 12px;
}
.product-card__soon-content p {
  font-size: .9rem;
  color: var(--gray-mid);
  margin-bottom: 24px;
  line-height: 1.6;
}

/* ============================================================
   HERO PRODUCT IMAGE
============================================================ */
.hero__product-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.product-card__image-wrapper {
  position: relative;
  min-height: 220px;
  overflow: hidden;
  background: #f5f5f5;
}

/* ============================================================
   PRODUCT GALLERY
============================================================ */
.product-card__gallery {
  background: var(--gray-light);
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px 20px;
  min-height: 420px;
}

.gallery__main {
  position: relative;
  flex: 1;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #fff;
  min-height: 300px;
}
.gallery__main-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  opacity: 0;
  transition: opacity .3s ease;
}
.gallery__main-img.active { opacity: 1; position: relative; }

.gallery__thumbs {
  display: flex;
  gap: 8px;
  justify-content: center;
}
.gallery__thumb {
  width: 62px;
  height: 62px;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  overflow: hidden;
  cursor: pointer;
  background: #fff;
  padding: 2px;
  transition: border-color var(--transition);
  flex-shrink: 0;
}
.gallery__thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.gallery__thumb.active,
.gallery__thumb:hover { border-color: var(--green-action); }

/* ============================================================
   FEATURES PHOTOS
============================================================ */
.features-photos {
  padding: 100px 0;
  background: var(--gray-light);
}
.features-photos__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.feature-photo-card {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  background: #fff;
}
.feature-photo-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}
.feature-photo-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ============================================================
   COMPARATIVA
============================================================ */
.comparativa {
  padding: 100px 0;
  background: var(--white);
}
.comparativa__img-wrap {
  max-width: 560px;
  margin-inline: auto;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.comparativa__img-wrap img {
  width: 100%;
  display: block;
}

/* ============================================================
   BENEFITS
============================================================ */
.benefits {
  padding: 100px 0;
  background: var(--white);
}
.benefits__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.benefit-card {
  background: var(--gray-light);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  transition: all var(--transition);
  border: 1.5px solid transparent;
}
.benefit-card:hover {
  background: var(--white);
  border-color: var(--green-pale);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}
.benefit-card__icon {
  font-size: 2.4rem;
  margin-bottom: 16px;
}
.benefit-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--green-deep);
  margin-bottom: 10px;
}
.benefit-card p {
  font-size: .9rem;
  color: var(--gray-mid);
  line-height: 1.65;
}

/* ============================================================
   TESTIMONIALS
============================================================ */
.testimonials {
  padding: 100px 0;
  background: var(--gray-light);
}
.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.testimonial-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition);
}
.testimonial-card:hover { box-shadow: var(--shadow-md); }
.testimonial-stars {
  color: #F59E0B;
  font-size: 1rem;
  letter-spacing: 2px;
  margin-bottom: 14px;
}
.testimonial-card p {
  font-size: .92rem;
  color: var(--gray-dark);
  line-height: 1.7;
  font-style: italic;
  margin-bottom: 20px;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.author-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--green-action);
  color: var(--white);
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.testimonial-author strong {
  display: block;
  font-family: var(--font-heading);
  font-size: .9rem;
  color: var(--green-deep);
}
.testimonial-author span {
  font-size: .8rem;
  color: var(--gray-mid);
}

/* ============================================================
   CTA SECTION
============================================================ */
.cta-section {
  background: linear-gradient(135deg, var(--green-deep) 0%, var(--green-action) 100%);
  padding: 80px 0;
}
.cta-section__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}
.cta-section__text h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 12px;
}
.cta-section__text p {
  font-size: 1rem;
  color: rgba(255,255,255,.8);
  max-width: 480px;
  line-height: 1.6;
}

/* ============================================================
   CONTACT
============================================================ */
.contact {
  padding: 100px 0;
  background: var(--white);
}
.contact__options {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.contact-option {
  background: var(--gray-light);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  text-align: center;
  transition: all var(--transition);
  border: 1.5px solid transparent;
  display: block;
}
.contact-option:hover {
  background: var(--white);
  border-color: var(--green-pale);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}
.contact-option__icon {
  font-size: 2.4rem;
  margin-bottom: 16px;
}
.contact-option h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--green-deep);
  margin-bottom: 10px;
}
.contact-option p {
  font-size: .9rem;
  color: var(--gray-mid);
  line-height: 1.65;
  margin-bottom: 16px;
}
.contact-option__link {
  font-family: var(--font-heading);
  font-size: .88rem;
  font-weight: 600;
  color: var(--green-action);
}

/* ============================================================
   FOOTER
============================================================ */
.footer {
  background: var(--green-deep);
  color: rgba(255,255,255,.8);
  padding: 64px 0 0;
}
.footer__inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
}
.footer__logo-img {
  height: 48px;
  width: auto;
  display: block;
  margin-bottom: 16px;
  /* Invert to white since the footer background is dark green */
  filter: brightness(0) invert(1);
}
.footer__brand p {
  font-size: .9rem;
  line-height: 1.7;
  opacity: .7;
}
.footer__links h4 {
  font-family: var(--font-heading);
  font-size: .85rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.footer__links ul { display: flex; flex-direction: column; gap: 10px; }
.footer__links a {
  font-size: .9rem;
  color: rgba(255,255,255,.7);
  transition: color var(--transition);
}
.footer__links a:hover { color: var(--green-light); }

.footer__social h4 {
  font-family: var(--font-heading);
  font-size: .85rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.social-links { display: flex; gap: 12px; }
.social-links a {
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,.1);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.8);
  transition: all var(--transition);
}
.social-links a:hover {
  background: var(--green-action);
  color: var(--white);
  transform: translateY(-2px);
}

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 24px 0;
}
.footer__bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.footer__bottom p {
  font-size: .83rem;
  color: rgba(255,255,255,.5);
}

/* ============================================================
   ANIMATIONS
============================================================ */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }
.reveal-delay-4 { transition-delay: .4s; }
.reveal-delay-5 { transition-delay: .5s; }

/* ============================================================
   RESPONSIVE
============================================================ */

/* Tablet */
@media (max-width: 1024px) {
  .features-photos__grid { grid-template-columns: repeat(2, 1fr); }
  .hero__content       { grid-template-columns: 1fr; gap: 48px; text-align: center; }
  .hero__text          { display: flex; flex-direction: column; align-items: center; }
  .hero__visual        { justify-content: center; }
  .hero__floating-tag  { display: none; }

  .about__inner        { grid-template-columns: 1fr; gap: 48px; }
  .about__visual       { order: -1; }

  .products__grid      { grid-template-columns: 1fr; }
  .product-card--featured { grid-template-columns: 1fr; }
  .product-card__gallery  { min-height: 280px; }

  .benefits__grid      { grid-template-columns: repeat(2, 1fr); }
  .testimonials__grid  { grid-template-columns: repeat(2, 1fr); }
  .contact__options    { grid-template-columns: 1fr; }

  .footer__inner       { grid-template-columns: 1fr 1fr; }
}

/* Mobile */
@media (max-width: 768px) {
  .features-photos__grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .comparativa__img-wrap { max-width: 100%; }
  .nav__menu, .nav__cta { display: none; }
  .nav__hamburger       { display: flex; }

  /* Product card: stack vertically, no overflow */
  .product-card--featured { grid-template-columns: 1fr; overflow: hidden; }
  .product-card__body     { padding: 20px 16px; overflow: hidden; }
  .product-card__title    { font-size: 1.15rem; word-break: break-word; }
  .product-card__gallery  { min-height: 260px; padding: 16px 12px; }
  .gallery__main          { min-height: 200px; }
  .gallery__thumb         { width: 52px; height: 52px; }

  /* Buy button: comfortable but not gigantic */
  .btn--ml { font-size: .92rem; padding: 14px 20px; }
  .product-cta__label { font-size: .72rem; }

  .nav__menu.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 72px; left: 0; right: 0;
    background: var(--white);
    padding: 24px;
    gap: 8px;
    border-bottom: 1px solid var(--green-pale);
    box-shadow: var(--shadow-md);
    z-index: 99;
  }
  .nav__menu.open .nav__link {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 1rem;
  }

  .hero__title         { font-size: 2.2rem; }
  .hero__content       { padding-block: 48px; }
  .hero__stats         { justify-content: center; }

  .trust-bar__inner    { gap: 20px; }

  .benefits__grid      { grid-template-columns: 1fr; }
  .testimonials__grid  { grid-template-columns: 1fr; }

  .cta-section__inner  { flex-direction: column; text-align: center; }

  .footer__inner       { grid-template-columns: 1fr; gap: 32px; }
  .footer__bottom .container { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .hero__actions { flex-direction: column; align-items: stretch; }
  .hero__actions .btn { text-align: center; justify-content: center; }
  .section-title { font-size: 1.7rem; }

  .product-card__title { font-size: 1.05rem; }
  .btn--ml { font-size: .88rem; padding: 13px 16px; }
  .product-card__features li { font-size: .85rem; }
  .features-photos__grid { grid-template-columns: 1fr 1fr; gap: 10px; }
}