:root {
  --bg: #07100b;
  --bg-soft: #0e1812;
  --surface: rgba(255,255,255,0.04);
  --text: #f5f7f2;
  --muted: #bcc5bd;
  --primary: #d5f237;
  --accent: #f4cf79;
  --shadow: 0 24px 64px rgba(0, 0, 0, 0.35);
  --radius: 24px;
  --container: min(1160px, calc(100% - 32px));
  /* Product color themes */
  --stayslim-green: #4ade80;
  --stayslim-green-dark: #16a34a;
  --extreme-gold: #f4cf79;
  --extreme-gold-dark: #d4a843;
  --lipo-red: #f87171;
  --lipo-red-dark: #dc2626;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: 'Inter', system-ui, sans-serif; color: var(--text); background: radial-gradient(circle at top, rgba(213, 242, 55, 0.1), transparent 30%), linear-gradient(180deg, #08100c 0%, #060807 56%, #09100c 100%); line-height: 1.65; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
p, li { color: var(--muted); }
.skip-link { position: absolute; left: -999px; top: 10px; background: white; color: black; padding: 10px 14px; z-index: 1000; }
.skip-link:focus { left: 10px; }
.container { width: var(--container); margin: 0 auto; }
.section { padding: 88px 0; }
.section-highlight { background: linear-gradient(180deg, rgba(255,255,255,0.025), rgba(255,255,255,0)); }
.site-header { position: sticky; top: 0; z-index: 50; backdrop-filter: blur(16px); background: rgba(7, 12, 9, 0.74); border-bottom: 1px solid rgba(255,255,255,0.08); }
.nav-wrap { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 78px; }
.brand { display: inline-flex; align-items: center; gap: 6px; font-size: 1.3rem; font-weight: 800; }
.brand .accent, .eyebrow { color: var(--primary); }
.nav { display: flex; gap: 20px; flex-wrap: wrap; }
.nav a { color: #dfe5df; font-size: 0.96rem; }
.nav a:hover { color: var(--primary); }
.button { display: inline-flex; align-items: center; justify-content: center; padding: 14px 22px; border-radius: 999px; border: 1px solid transparent; background: linear-gradient(135deg, var(--primary), #f0f6a2); color: #0b130b; font-weight: 800; box-shadow: var(--shadow); transition: transform 0.2s ease; }
.button:hover { transform: translateY(-1px); }
.button-small { padding: 12px 18px; font-size: 0.95rem; }
.button-secondary { background: transparent; color: var(--text); border-color: rgba(255,255,255,0.16); box-shadow: none; }
.hero { padding: 72px 0 56px; }
.hero-grid, .split-layout { display: grid; grid-template-columns: 1.08fr 0.92fr; gap: 42px; align-items: center; }
.eyebrow { display: inline-block; margin-bottom: 14px; font-size: 0.86rem; font-weight: 800; letter-spacing: 0.14em; text-transform: uppercase; }
h1, h2 { margin: 0; font-family: 'Playfair Display', serif; line-height: 1.05; letter-spacing: -0.03em; }
h1 { font-size: clamp(2.7rem, 5vw, 4.9rem); }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); }
h3 { margin: 0 0 10px; font-size: 1.08rem; color: var(--text); }
.lead { max-width: 62ch; font-size: 1.08rem; margin: 22px 0 0; }
.support-text { margin: 18px 0 0; max-width: 60ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }
.hero-actions.centered { justify-content: center; }
.hero-points, .check-list, .ingredient-list { list-style: none; padding: 0; margin: 24px 0 0; display: grid; gap: 12px; }
.hero-points li, .check-list li, .ingredient-list li { position: relative; padding-left: 28px; }
.hero-points li::before, .check-list li::before, .ingredient-list li::before { content: ''; position: absolute; left: 0; top: 11px; width: 10px; height: 10px; border-radius: 50%; background: linear-gradient(135deg, var(--primary), var(--accent)); box-shadow: 0 0 0 6px rgba(213, 242, 55, 0.08); }
.media-card, .surface-box, .info-card, .quote-card, .gallery-card, .cta-box, .trust-item, .faq-list details { border: 1px solid rgba(255,255,255,0.08); background: var(--surface); box-shadow: var(--shadow); border-radius: var(--radius); }
.media-card { overflow: hidden; }
.media-card img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; }
.trust-bar { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }
.trust-bar span { border: 1px solid rgba(255,255,255,0.08); background: rgba(255,255,255,0.04); border-radius: 999px; padding: 10px 14px; font-size: 0.92rem; color: #e8ece6; }
.section-heading { margin-bottom: 28px; max-width: 820px; }
.section-heading.center { text-align: center; margin-inline: auto; }
.card-grid { display: grid; gap: 18px; }
.four-up { grid-template-columns: repeat(4, 1fr); }
.three-up { grid-template-columns: repeat(3, 1fr); }
.info-card, .quote-card, .surface-box, .cta-box, .trust-item { padding: 28px; }
.surface-box .note { margin-top: 16px; }
.mini-highlight { margin-top: 24px; padding: 18px 20px; border-left: 4px solid var(--primary); border-radius: 16px; background: rgba(255,255,255,0.04); }
.gallery-grid { display: grid; gap: 18px; grid-template-columns: repeat(3, 1fr); }
.gallery-card { overflow: hidden; }
.gallery-card img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; transition: transform 0.28s ease; }
.gallery-card:hover img { transform: scale(1.04); }
.quote-card strong, .quote-card span { display: block; }
.quote-card strong { margin-top: 18px; }
.quote-card span { color: #d7ddcf; margin-top: 4px; }
.faq-layout { display: grid; grid-template-columns: 0.95fr 1.05fr; gap: 28px; align-items: start; }
.faq-list { display: grid; gap: 14px; }
.faq-list details { padding: 22px 24px; }
.faq-list summary { cursor: pointer; font-weight: 700; color: var(--text); }
.faq-list p { margin: 12px 0 0; }
.trust-grid { display: grid; gap: 14px; grid-template-columns: repeat(2, 1fr); margin-top: 24px; }
.trust-item strong, .trust-item span { display: block; }
.trust-item strong { margin-bottom: 6px; }
.cta-section { padding-top: 32px; }
.cta-box { text-align: center; padding: 36px; background: radial-gradient(circle at top, rgba(213,242,55,0.12), transparent 45%), rgba(255,255,255,0.04); }
.site-footer { border-top: 1px solid rgba(255,255,255,0.08); background: rgba(4, 7, 5, 0.75); padding: 34px 0 46px; }
.footer-grid { display: grid; grid-template-columns: 1.2fr 0.9fr 0.9fr; gap: 24px; }
.site-footer h3 { margin-bottom: 12px; }
.nav-wa { display: none; }
.hamburger { display: none; }
.nav-cta-desktop { display: inline-flex; }
.hamburger span { display: block; width: 22px; height: 2px; background: var(--text); border-radius: 1px; transition: transform 0.3s, opacity 0.3s; transform-origin: center; }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.fab-wa { position: fixed; bottom: 24px; right: 24px; z-index: 90; width: 56px; height: 56px; border-radius: 50%; background: #25d366; display: flex; align-items: center; justify-content: center; box-shadow: 0 8px 30px rgba(37,211,102,0.35); transition: transform 0.2s, box-shadow 0.2s; }
.fab-wa:hover { transform: scale(1.1); box-shadow: 0 12px 40px rgba(37,211,102,0.45); }
/* ETAPA 5: Reveal on scroll */
.rv { opacity: 0; transform: translateY(24px); transition: opacity 0.65s cubic-bezier(0.22,1,0.36,1), transform 0.65s cubic-bezier(0.22,1,0.36,1); }
.rv.vis { opacity: 1; transform: translateY(0); }
.rv-d1 { transition-delay: 0.06s; } .rv-d2 { transition-delay: 0.12s; } .rv-d3 { transition-delay: 0.18s; } .rv-d4 { transition-delay: 0.24s; }
/* ETAPA 6: Hero glow */
.hero::before { content: ''; position: absolute; top: -100px; right: -100px; width: 500px; height: 500px; border-radius: 50%; background: radial-gradient(circle, rgba(213,242,55,0.1), transparent 70%); pointer-events: none; }
.hero { position: relative; overflow: hidden; }
/* ETAPA 7: Gallery hover */
.gallery-card { transition: transform 0.3s, box-shadow 0.3s; }
.gallery-card:hover { transform: translateY(-4px); box-shadow: 0 16px 40px rgba(0,0,0,0.3); }

/* ============================================
   PRODUCTS SECTION
   ============================================ */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 10px;
}

.product-card {
  border: 1px solid rgba(255,255,255,0.08);
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 24px 60px rgba(0,0,0,0.4);
}

/* Stay Slim - Green theme */
.product-stayslim:hover {
  border-color: rgba(74, 222, 128, 0.3);
  box-shadow: 0 24px 60px rgba(74, 222, 128, 0.1), 0 8px 24px rgba(0,0,0,0.3);
}

/* Extreme Fit Black - Gold theme */
.product-extreme:hover {
  border-color: rgba(244, 207, 121, 0.3);
  box-shadow: 0 24px 60px rgba(244, 207, 121, 0.1), 0 8px 24px rgba(0,0,0,0.3);
}

/* Lipo Red Power - Red theme */
.product-lipo:hover {
  border-color: rgba(248, 113, 113, 0.3);
  box-shadow: 0 24px 60px rgba(248, 113, 113, 0.1), 0 8px 24px rgba(0,0,0,0.3);
}

.product-card-media {
  overflow: hidden;
  position: relative;
}

.product-card-media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.product-card:hover .product-card-media img {
  transform: scale(1.06);
}

.product-card-body {
  padding: 28px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product-tag {
  display: inline-block;
  padding: 5px 14px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 14px;
  width: fit-content;
}

.tag-stayslim {
  background: rgba(74, 222, 128, 0.15);
  color: var(--stayslim-green);
  border: 1px solid rgba(74, 222, 128, 0.25);
}

.tag-extreme {
  background: rgba(244, 207, 121, 0.15);
  color: var(--extreme-gold);
  border: 1px solid rgba(244, 207, 121, 0.25);
}

.tag-lipo {
  background: rgba(248, 113, 113, 0.15);
  color: var(--lipo-red);
  border: 1px solid rgba(248, 113, 113, 0.25);
}

.product-card-body h3 {
  font-size: 1.2rem;
  margin-bottom: 12px;
}

.product-card-body p {
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0;
  flex: 1;
}

.product-features {
  list-style: none;
  padding: 0;
  margin: 18px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.product-features li {
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  color: var(--muted);
}

.product-stayslim .product-features li {
  border-color: rgba(74, 222, 128, 0.15);
}

.product-extreme .product-features li {
  border-color: rgba(244, 207, 121, 0.15);
}

.product-lipo .product-features li {
  border-color: rgba(248, 113, 113, 0.15);
}

.button-product {
  margin-top: 20px;
  padding: 12px 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 800;
  font-size: 0.95rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  text-align: center;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
}

.button-product:hover {
  transform: translateY(-2px);
}

.btn-stayslim {
  background: linear-gradient(135deg, var(--stayslim-green), #86efac);
  color: #052e16;
  box-shadow: 0 8px 24px rgba(74, 222, 128, 0.2);
}

.btn-stayslim:hover {
  box-shadow: 0 12px 32px rgba(74, 222, 128, 0.3);
}

.btn-extreme {
  background: linear-gradient(135deg, var(--extreme-gold), #fde68a);
  color: #422006;
  box-shadow: 0 8px 24px rgba(244, 207, 121, 0.2);
}

.btn-extreme:hover {
  box-shadow: 0 12px 32px rgba(244, 207, 121, 0.3);
}

.btn-lipo {
  background: linear-gradient(135deg, var(--lipo-red), #fca5a5);
  color: #450a0a;
  box-shadow: 0 8px 24px rgba(248, 113, 113, 0.2);
}

.btn-lipo:hover {
  box-shadow: 0 12px 32px rgba(248, 113, 113, 0.3);
}

/* ============================================
   GALLERY GROUPS
   ============================================ */
.gallery-group {
  margin-bottom: 42px;
}

.gallery-group:last-child {
  margin-bottom: 0;
}

.gallery-group-title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.15rem;
  margin: 0 0 20px;
  color: var(--text);
}

.gallery-dot {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.dot-stayslim {
  background: var(--stayslim-green);
  box-shadow: 0 0 12px rgba(74, 222, 128, 0.4);
}

.dot-extreme {
  background: var(--extreme-gold);
  box-shadow: 0 0 12px rgba(244, 207, 121, 0.4);
}

.dot-lipo {
  background: var(--lipo-red);
  box-shadow: 0 0 12px rgba(248, 113, 113, 0.4);
}

@media (prefers-reduced-motion: reduce) { .rv { opacity: 1; transform: none; transition: none; } }
@media (max-width: 760px) { .fab-wa { bottom: 16px; right: 16px; width: 50px; height: 50px; } }
@media (max-width: 1080px) {
  .four-up { grid-template-columns: repeat(2, 1fr); }
  .three-up, .gallery-grid, .faq-layout, .footer-grid, .trust-grid, .hero-grid, .split-layout { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: 1fr; gap: 20px; }
}
@media (max-width: 760px) {
  .section { padding: 72px 0; }
  .nav { display: none; position: absolute; top: 100%; left: 0; right: 0; background: rgba(7,12,9,0.97); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); flex-direction: column; padding: 16px; gap: 4px; border-bottom: 1px solid rgba(255,255,255,0.08); }
  .nav.open { display: flex; }
  .nav a { padding: 14px 16px; border-radius: 12px; font-size: 1rem; }
  .nav-wa { display: inline-flex; text-align: center; margin-top: 8px; }
  .nav-cta-desktop { display: none; }
  .nav-wrap { min-height: 72px; }
  .button-small { display: none; }
  .four-up { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: 1fr 1fr; }
  .cta-box, .surface-box, .info-card, .quote-card, .trust-item { padding: 22px; }
}
@media (max-width: 520px) { .gallery-grid { grid-template-columns: 1fr; } }