/* ─── Gutera Specific Overrides (Consolidated) ───────── */
.branding-bar { display: none !important; }

#header {
  background: #ffffff !important;
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 12px rgba(0,0,0,0.08) !important;
  position: sticky; top: 0; z-index: 1000;
}

.nav-inner {
  display: flex !important; align-items: center; justify-content: space-between;
  padding: 14px 32px; max-width: 1280px; margin: 0 auto;
}

.nav-logo { display: flex !important; flex-shrink: 0; }
.nav-logo img { height: 40px; width: auto; }
.nav-links { display: flex !important; gap: 32px; align-items: center; margin: 0 24px; }
.nav-links a { color: var(--text) !important; font-weight: 600; font-size: 0.95rem; }
.nav-actions { display: flex; align-items: center; gap: 20px; }

@media (max-width: 900px) {
  .nav-links, .nav-cta { display: none !important; }
  .nav-inner { padding: 10px 16px !important; }
  .nav-logo img { height: 32px; width: auto !important; }
}

/* ─── Harmonious Side-by-Side Sections ──────────────── */
@media (min-width: 901px) {
  #benefits .benefits-grid, 
  #science .science-grid {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    gap: 80px !important;
    align-items: center !important;
    text-align: left !important;
    margin-top: 64px;
    width: 100%;
  }
  
  #science .science-grid {
    grid-template-columns: 1fr 1fr !important;
  }
  
  #science .science-img-col {
    order: 2 !important;
  }
  
  #science .science-content-col {
    order: 1 !important;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }
  
  #benefits .benefits-text-col {
    display: flex;
    flex-direction: column;
    justify-content: center;
  }
  
  .benefits-img-col img, .science-img-col img {
     max-width: 100%;
     height: auto;
  }
}

/* ─── Dinamismo & Animations ───────────────────────── */
@keyframes reveal-up {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

#hero, #benefits, #features, #science, #reviews, #faq, #shipping {
  opacity: 0;
  animation: reveal-up 1.2s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
#benefits { animation-delay: 0.1s; }
#features { animation-delay: 0.2s; }
#science { animation-delay: 0.3s; }
#reviews { animation-delay: 0.4s; }

#science { 
  background: linear-gradient(160deg, #f0f7ff 0%, #ffffff 100%) !important; 
  position: relative;
}

.science-img-col img {
  max-width: 420px !important;
  height: auto !important;
  border: none !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  filter: drop-shadow(0 15px 30px rgba(37,99,235,0.08));
  display: block;
  margin: 0 auto;
}

@media (max-width: 900px) {
  .science-img-col img { max-width: 260px !important; }
}

/* Mobile adjustments (stacked) */
@media (max-width: 900px) {
  .benefits-grid, .science-grid {
    display: flex !important;
    flex-direction: column !important;
    gap: 40px !important;
    text-align: center !important;
  }
  .benefits-img-col, .science-img-col {
    order: -1 !important;
  }
}

.science-step { display: flex; gap: 20px; align-items: flex-start; margin-bottom: 24px; }
.science-step-number {
  width: 36px; height: 36px; background: var(--primary); color: #fff;
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-weight: 700; flex-shrink: 0; font-size: 0.95rem;
  box-shadow: 0 4px 12px rgba(37,99,235,0.2);
}
.science-step-title { font-family: var(--font-heading); font-weight: 700; font-size: 1.1rem; margin-bottom: 6px; color: var(--dark); }

/* ─── Bio-Active Matrix (3-Col Grid) ───────────────── */
#features .container { max-width: 1380px !important; }

.features-main-layout {
  display: grid !important;
  grid-template-columns: 1fr 400px 1fr !important;
  grid-template-rows: auto auto !important;
  gap: 40px 60px !important;
  align-items: center;
  margin-top: 56px;
  width: 100%;
}

.features-grid { display: contents !important; }

.features-center-image {
  grid-column: 2 !important;
  grid-row: 1 / span 2 !important;
  display: flex !important; justify-content: center;
}

/* Mapping 4 items: 2 Left, 2 Right */
.feature-card-0 { grid-column: 1 !important; grid-row: 1 !important; text-align: right !important; }
.feature-card-1 { grid-column: 1 !important; grid-row: 2 !important; text-align: right !important; }
.feature-card-2 { grid-column: 3 !important; grid-row: 1 !important; text-align: left !important; }
.feature-card-3 { grid-column: 3 !important; grid-row: 2 !important; text-align: left !important; }

.feature-card-0 .feature-icon-wrap, 
.feature-card-1 .feature-icon-wrap { margin-left: auto !important; }

.feature-card { 
  min-height: 200px; padding: 32px !important; background: #fff; 
  border-radius: 16px; box-shadow: 0 10px 30px rgba(0,0,0,0.05);
}

@media (max-width: 1150px) {
  .features-main-layout { display: flex !important; flex-direction: column !important; gap: 0 !important; }
  .features-center-image { order: -1 !important; margin-bottom: 40px !important; }
  .feat-product-img { max-width: 280px !important; }
  .feature-card { text-align: center !important; margin-bottom: 24px !important; }
  .feature-icon-wrap { margin: 0 auto 16px !important; }
}

/* ─── Section Backgrounds ──────────────────────────── */
#science { padding: 100px 0 !important; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
#reviews { background: #f0f7ff !important; padding: 100px 0 !important; border-bottom: 1px solid var(--border); }
#reviews .review-card { background: #ffffff !important; box-shadow: 0 4px 20px rgba(37,99,235,0.06) !important; }

/* ─── Language Selector Visibility Fix ───────────── */
.lang-btn {
  color: #1e293b !important;
  font-weight: 700 !important;
  background: #ffffff !important;
  border: 1px solid #e2e8f0 !important;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05) !important;
}
.lang-btn i, .lang-btn .fa-chevron-down {
  color: #2563eb !important;
  opacity: 1 !important;
}
#current-lang { color: #1e293b !important; }
.lang-dropdown {
  background: #ffffff !important;
  border: 1px solid #e2e8f0 !important;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1) !important;
}
.lang-option { color: #1e293b !important; }
.lang-option:hover {
  background: #f1f5f9 !important;
  color: #2563eb !important;
}

/* ─── Continuous Testimonial Marquee ─────────────── */
.reviews-marquee-outer {
  width: 100vw !important;
  position: relative !important;
  left: 50% !important;
  right: 50% !important;
  margin-left: -50vw !important;
  margin-right: -50vw !important;
  overflow: hidden !important;
  padding: 40px 0 !important;
  mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent) !important;
  -webkit-mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent) !important;
}
.reviews-marquee-inner {
  display: flex !important;
  width: max-content !important;
  gap: 32px !important;
  animation: scroll-loop 60s linear infinite !important;
  will-change: transform !important;
}
@keyframes scroll-loop {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
#reviews .review-card {
  width: 380px !important;
  min-width: 380px !important;
  flex-shrink: 0 !important;
  margin: 0 !important;
  display: flex !important;
  flex-direction: column !important;
}
@media (max-width: 600px) {
  #reviews .review-card {
    width: 300px !important;
    min-width: 300px !important;
  }
}