:root {
  --blue: #0E1B4D;
  --blue-2: #0E1B4D;
  --white: #ffffff;
  --offwhite: #f6f8fc;
  --text: #1f2937;
  --muted: #667085;
  --line: rgba(14, 27, 77, 0.13);
  --shadow: 0 22px 60px rgba(14, 27, 77, 0.18);
  --soft-shadow: 0 14px 35px rgba(14, 27, 77, 0.12);
  --radius: 28px;
  --radius-sm: 18px;
  --container: 1180px;
  --font-family: "Gill Sans", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-family);
  color: var(--text);
  background: var(--white);
  line-height: 1.55;
}
img { max-width: 100%; display: block; }
a { color: var(--white); text-decoration: none; }
button, input, select, textarea { font: inherit; }
.container { width: min(var(--container), calc(100% - 40px)); margin: 0 auto; }
.section-blue { background: var(--blue); color: var(--white); }
.section-white { background: var(--white); color: var(--text); }
section { padding: 90px 0; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(14, 27, 77, 0.95);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.header-inner {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}
.brand img { height: 44px; width: auto; object-fit: contain; }
.desktop-nav { display: flex; align-items: center; gap: 24px; color: rgba(255,255,255,0.86); font-weight: 700; font-size: 0.94rem; }
.desktop-nav a:hover { color: var(--white); }
.header-cta {
  background: var(--white);
  color: var(--white);
  padding: 13px 18px;
  border-radius: 999px;
  font-weight: 900;
  box-shadow: 0 12px 30px rgba(0,0,0,0.16);
}

.hero { padding: 95px 0 90px; overflow: hidden; position: relative; }
.hero::before {
  content: "";
  position: absolute;
  right: -160px;
  top: -180px;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,0.20), rgba(255,255,255,0));
}
.hero-grid, .split-grid, .contact-grid, .quality-grid, .advisor-grid, .faq-grid {
  display: grid;
  gap: 54px;
  align-items: center;
}
.hero-content { position: relative; z-index: 2; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.78rem;
  color: var(--white);
}
.eyebrow.blue { color: var(--blue); }
.hero h1, h2 {
  margin: 0 0 20px;
  letter-spacing: -0.05em;
  line-height: 1.02;
}
.hero h1 { font-size: clamp(2.35rem, 6vw, 5.5rem); max-width: 780px; }
h2 { font-size: clamp(2rem, 4vw, 4rem); }
h3 { margin: 0 0 10px; letter-spacing: -0.025em; }
p { margin: 0 0 16px; font-size: 1rem; }
.hero-subtitle { color: rgba(255,255,255,0.83); max-width: 680px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin: 30px 0 24px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 14px 22px;
  border-radius: 999px;
  font-weight: 900;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-light { background: var(--white); color: var(--blue); box-shadow: 0 18px 35px rgba(0,0,0,0.18); }
.btn-whatsapp { 
  background-color: #25d366;
  color: #fff;
  padding: 12px 24px;
  border-radius: 6px;
  font-weight: 700;
  text-decoration: none;
  display: inline-block;
  transition: background .3s ease;
}
.btn-primary { background: var(--blue); color: var(--white); box-shadow: 0 16px 32px rgba(14,27,77,0.22); }
.btn-outline-light { border-color: rgba(255,255,255,0.50); color: var(--white); }
.btn-outline-blue { border-color: var(--blue); color: var(--blue); background: transparent; margin-top: 14px; }
.hero-disclaimer, .notice {
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 18px;
  padding: 14px 16px;
  color: rgba(255,255,255,0.86);
  font-size: 0.92rem;
  max-width: 640px;
}

.hero-media { position: relative; min-height: 430px; }
.product-stage {
  position: relative;
  min-height: 430px;
  border-radius: 38px;
  background: linear-gradient(135deg, rgba(255,255,255,0.18), rgba(255,255,255,0.05));
  border: 1px solid rgba(255,255,255,0.14);
  box-shadow: 0 35px 90px rgba(0,0,0,0.2);
  display: grid;
  place-items: center;
  padding: 34px;
}
.hero-main-product { width: min(520px, 92%); filter: drop-shadow(0 25px 35px rgba(0,0,0,0.25)); }
.hero-float { position: absolute; width: 135px; filter: drop-shadow(0 18px 24px rgba(0,0,0,0.25)); }
.hero-float-one { top: 34px; right: 20px; }
.hero-float-two { bottom: 10px; left: 16px; }
.product-showcase {
  position: relative;
  width: 100%;
  height: 250px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 38px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.18), rgba(255, 255, 255, 0.05));
  box-shadow: 0 35px 90px rgba(0, 0, 0, 0.2);
}
/* .product-showcase::before {
  content: "";
  position: absolute;
  z-index: 0;
  inset: 32px 17%;
  background: #f4f4f4;
} */
.product-showcase .hero-main-product {
  position: absolute;
  z-index: 1;
  top: 50%;
  left: 50%;
  width: min(520px, 70%);
  transform: translate(-50%, -42%);
}
.product-showcase .hero-float {
  z-index: 2;
}
.hero-video-container {
  position: relative;
  z-index: 2;
  margin-top: -89px;
}
.hero-video-wrap {
  width: min(100%, 860px);
  aspect-ratio: 16 / 9;
  margin: 0 auto;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 24px;
  background: #000000;
  box-shadow: 0 28px 70px rgba(0,0,0,0.28);
}
.hero-youtube {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
}

.booking-strip { padding: 34px 0; border-bottom: 1px solid var(--line); }
.strip-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.strip-grid div {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 3px 14px;
  align-items: center;
  background: var(--offwhite);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 18px;
}
.strip-grid span {
  grid-row: span 2;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--blue);
  color: var(--white);
  font-weight: 900;
}
.strip-grid strong { color: var(--blue); }
.strip-grid p { margin: 0; color: var(--muted); }

.split-grid > div, .contact-grid > div, .quality-grid > div, .advisor-grid > div { min-width: 0; }
.check-list { 
  display: grid; 
  gap: 12px; 
  margin-top: 24px; 
  padding: 1rem;
}
.check-list div { display: flex; gap: 10px; align-items: flex-start; font-weight: 700; }
.check-list span { color: var(--blue); font-weight: 900; }
.image-card {
  background: var(--offwhite);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--soft-shadow);
}
.image-card img { width: 100%; height: 100%; object-fit: cover; }
.image-card-caption p { padding: 12px 16px; margin: 0; color: var(--muted); }
.intro {
  min-height: 763px;
  padding: 0;
  display: flex;
  align-items: stretch;
}
.intro .container {
  width: min(1320px, calc(100% - 48px));
}
.intro-grid {
  width: 100%;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 66px;
  align-items: center;
}
.intro-copy {
  align-self: stretch;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  padding-top: 4px;
}
.intro-copy .eyebrow {
  margin-bottom: 24px;
  font-size: 0.83rem;
}
.intro-copy h2 {
  max-width: 620px;
  margin-bottom: 24px;
  font-size: clamp(3rem, 4.2vw, 3.65rem);
  line-height: 0.98;
}
.intro-copy p {
  max-width: 630px;
  margin-bottom: 18px;
  color: #111827;
  font-size: 1.25rem;
  line-height: 1.55;
}
.intro-copy .check-list {
  gap: 16px;
  margin: 22px 0 6px;
  padding: 16px 20px;
  font-size: 1.2rem;
  line-height: 1.35;
}
.intro-copy .check-list div {
  gap: 12px;
}
.intro-copy .btn-whatsapp {
  width: 100%;
  height: 58px;
  margin-top: auto;
  min-height: 58px;
  padding-block: 0;
  border-radius: 6px;
  font-size: 1.2rem;
}
.intro-image {
  width: 100%;
  aspect-ratio: 3 / 2;
  border-radius: 28px;
  box-shadow: 0 22px 60px rgba(14, 27, 77, 0.10);
}
.center-content { text-align: center; }
.narrow { max-width: 860px; }
.light p, .section-blue p { color: rgba(255,255,255,0.82); }

.benefits-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 42px; }
.benefits-grid article {
  padding: 28px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.15);
}
.benefit-icon { display: inline-flex; margin-bottom: 16px; font-weight: 900; color: var(--blue); background: var(--white); border-radius: 999px; padding: 8px 12px; }

.section-heading { margin-bottom: 38px; }
.section-heading.center { text-align: center; max-width: 850px; margin-inline: auto; }
.section-heading p { color: var(--muted); }
.product-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; }
.product-card {
  background: var(--offwhite);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  box-shadow: 0 8px 24px rgba(14,27,77,0.08);
}
.product-card img { height: 150px; width: 100%; object-fit: contain; }
.product-card h3 { color: var(--blue); font-size: 1.05rem; }
.product-card p { color: var(--muted); margin-bottom: auto; }
.product-card a { color: var(--blue); font-weight: 900; margin-top: 8px; }
.featured-product { background: #f1f4ff; }

.science-stats {
  padding: 56px 0 76px;
  background: #ffffff;
}

.science-stats-container {
  font-family: var(--font-family);
  position: relative;
  margin-left: auto;
  margin-right: auto;
  width: 70%;
  display: block;
  flex-direction: column;
  min-height: 170px;
  -webkit-box-align: stretch;
  align-items: stretch;
  text-align: center;
  gap: 10px;
  padding: 20px;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: rgb(247, 247, 247) 28px 28px 48px inset, rgb(255, 255, 255) -28px -28px 48px inset;
}

.science-stats h2 {
  margin: 0 0 72px;
  color: #000000;
  text-align: center;
  font-size: clamp(2rem, 4vw, 4rem);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: 0;
}

.science-stats-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(170px, 1fr));
  gap: 28px;
}

.science-stat-card {
  min-height: 210px;
  padding: 30px 28px;
  border-radius: 22px;
  background: #ffffff;
  box-shadow: 0 20px 52px rgba(15, 23, 42, 0.06);
}

.science-stat-card strong {
  display: block;
  margin-bottom: 12px;
  color: #000000;
  font-size: clamp(2.2rem, 3.2vw, 3.55rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0;
}

.science-stat-card span {
  display: block;
  max-width: 210px;
  color: #000000;
  font-size: clamp(1rem, 1.25vw, 1.35rem);
  line-height: 1.15;
}

.molecule-card { background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.14); padding: 20px; min-height: 360px; display: grid; place-items: center; }
.molecule-card img { object-fit: contain; max-height: 320px; }
.glutation .split-grid {
  display: block;
}
.glutation-content {
  max-width: 1080px;
  margin: 0 auto;
  text-align: center;
}
.glutation-content h2 {
  max-width: 780px;
  margin: 0 auto 30px;
}
.glutation-faq {
  display: grid;
  grid-template-columns: repeat(2, minmax(280px, 1fr));
  gap: 18px;
  align-items: stretch;
  counter-reset: glutation-question;
}
.glutation-question {
  position: relative;
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 8px 16px;
  overflow: hidden;
  padding: 24px;
  min-height: 100%;
  border: 1px solid rgba(255,255,255,0.20);
  border-radius: 22px;
  background: linear-gradient(135deg, rgba(255,255,255,0.17), rgba(255,255,255,0.08));
  box-shadow: 0 18px 42px rgba(0,0,0,0.18);
  text-align: left;
  counter-increment: glutation-question;
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease, background .2s ease;
}
.glutation-question::before {
  content: counter(glutation-question, decimal-leading-zero);
  grid-row: 1;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 16px;
  background: var(--white);
  color: var(--blue);
  font-size: 0.82rem;
  font-weight: 900;
  box-shadow: 0 12px 24px rgba(0,0,0,0.16);
}
.glutation-question[open]::before {
  grid-row: 1 / span 2;
}
.glutation-question::after {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 5px;
  background: #25D366;
  opacity: 0.88;
}
.glutation-question:hover {
  transform: translateY(-3px);
  border-color: rgba(255,255,255,0.34);
  background: linear-gradient(135deg, rgba(255,255,255,0.22), rgba(255,255,255,0.10));
  box-shadow: 0 22px 52px rgba(0,0,0,0.24);
}
.glutation-question summary {
  grid-column: 2;
  display: flex;
  gap: 14px;
  align-items: flex-start;
  justify-content: space-between;
  margin: 0;
  color: var(--white);
  cursor: pointer;
  font-size: 1.08rem;
  font-weight: 800;
  line-height: 1.25;
  list-style: none;
}
.glutation-question summary::-webkit-details-marker {
  display: none;
}
.glutation-question summary:focus-visible {
  outline: 3px solid rgba(255,255,255,0.55);
  outline-offset: 4px;
  border-radius: 12px;
}
.glutation-question summary::after {
  content: "+";
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: rgba(255,255,255,0.18);
  color: var(--white);
  font-size: 1.1rem;
  line-height: 1;
}
.glutation-question[open] summary::after {
  content: "-";
}
.glutation-question p {
  grid-column: 2;
  margin: 0;
  color: rgba(255,255,255,0.84);
  line-height: 1.62;
  animation: glutation-answer-in .18s ease;
}
@keyframes glutation-answer-in {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.mini-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 22px; }
.mini-grid div { border-radius: 18px; padding: 18px; }
.light-mini-grid div { background: rgba(255,255,255,0.10); border: 1px solid rgba(255,255,255,0.15); }
.mini-grid strong, .mini-grid span { display: block; }
.mini-grid span { font-size: 0.88rem; opacity: 0.85; }
.info-card { margin-top: 26px; padding: 12px; }
.info-card img { border-radius: 20px; object-fit: contain; }

.immunotec-why {
  display: grid;
  justify-content: center;
  padding: 34px 0 32px;
}

.immunotec-container {
  width: min(1060px, calc(100% - 120px));
  max-width: 1060px;
}

.immunotec-eyebrow {
  display: block;
  margin-bottom: 14px;
  color: #6a9cff;
  font-size: 0.78rem;
  font-weight: 500;
}

.immunotec-title {
  max-width: 950px;
  margin-bottom: 0;
  color: #05070d;
  font-size: clamp(2rem, 4vw, 4rem);
  font-weight: 500;
  line-height: 1.13;
  letter-spacing: -0.035em;
}

.immunotec-proof-grid {
  display: grid;
  grid-template-columns: minmax(280px, 345px) minmax(250px, 327px);
  gap: 100px;
  align-items: start;
  margin-top: 38px;
}

.immunotec-copy {
  padding-top: 18px;
  color: #000000;
}

.immunotec-intro {
  max-width: 320px;
  margin-bottom: 18px;
  color: #000000;
  line-height: 1.22;
}

.immunotec-list {
  display: grid;
  gap: 26px;
  max-width: 345px;
  margin: 10px;
  padding-left: 25px;
  color: #000000;
  line-height: 1.23;
}

.immunotec-list li::marker {
  font-size: 0.72rem;
}

.btn-whatsapp,
.immunotec-consulting-cta {
  display: grid;
  gap: 1rem;
  padding:1rem;
}

.btn.immunotec-cta {
  width: fit-content;
  min-height: 36px;
  margin-top: 28px;
  padding: 9px 18px;
  border-color: #000000;
  border-radius: 999px;
  background: #000000;
  color: #ffffff;
  box-shadow: none;
  font-size: 0.75rem;
  line-height: 1;
}

.immunotec-video-wrap {
  width: min(100%, 327px);
  aspect-ratio: 327 / 530;
  justify-self: start;
  overflow: hidden;
  border-radius: 12px;
  background: #000000;
}

.immunotec-video {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 12px;
  background: #000000;
  object-fit: cover;
}

.quality-grid {
  display: block;
  text-align: center;
}
.iconos-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(120px, 1fr));
  align-items: flex-start;
  justify-items: center;
  gap: clamp(28px, 4vw, 64px);
  width: 100%;
  margin: 24px auto 0;
}
.iconos-grid article {
  text-align: center;
  width: min(100%, 172px);
}
.iconos-grid img {
  width: 150px;
  height: 100px;
  object-fit: contain;
  margin: 0 auto 20px;
}
.iconos-grid strong {
  display: block;
  font-size: 0.95rem;
  color: var(--text);
  margin-bottom: 8px;
}
.iconos-grid span {
  display: block;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.4;
}

.advisor {
  background: #f8fbff;
}
.advisor-grid {
  grid-template-columns: minmax(290px, 0.82fr) minmax(0, 1.18fr);
  gap: clamp(42px, 6vw, 84px);
  align-items: center;
}
.advisor-card {
  justify-self: center;
  width: min(100%, 380px);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 26px;
  padding: 36px 30px;
  text-align: center;
  box-shadow: 0 24px 60px rgba(14,27,77,0.14);
}
.advisor-photo { width: 170px; height: 170px; border-radius: 50%; object-fit: cover; margin: 0 auto 22px; border: 8px solid var(--white); box-shadow: 0 18px 45px rgba(14,27,77,0.18); }
.advisor-card h3 { color: var(--blue); font-size: 1.35rem; margin-bottom: 6px; }
.advisor-card p { color: var(--muted); margin-bottom: 18px; }
.advisor-content {
  max-width: 720px;
}
.advisor-content h2 {
  max-width: 650px;
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 1.02;
  margin-bottom: 20px;
}
.advisor-lead {
  max-width: 680px;
  color: var(--muted);
}
.advisor-benefits {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 24px;
}
.advisor-benefits article {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 18px;
  box-shadow: 0 12px 28px rgba(14,27,77,0.07);
}
.advisor-benefits strong {
  color: var(--blue);
}
.advisor-benefits p {
  margin: 8px 0 0;
  color: var(--muted);
}
.advice-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin-top: 16px; }
.advice-list div { background: #eef3fb; border: 1px solid var(--line); border-radius: 18px; padding: 16px; }
.advice-list strong { color: var(--blue); }
.advice-list p { margin: 6px 0 0; color: var(--muted); }

.formulario {
  background: #f6f8fc;
  padding: 84px 0;
}

.formulario-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 42px;
  align-items: center;
}

.formulario-copy p {
  max-width: 620px;
  color: var(--muted);
}

.formulario-points {
  display: grid;
  gap: 12px;
  margin-top: 26px;
}

.formulario-points div {
  display: grid;
  gap: 3px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--white);
  box-shadow: 0 10px 26px rgba(14,27,77,0.07);
}

.formulario-points strong {
  color: var(--blue);
}

.formulario-points span {
  color: var(--muted);
  font-size: 0.92rem;
}

.formulario-card {
  display: grid;
  gap: 18px;
  width: 100%;
  max-width: 560px;
  margin-left: auto;
  padding: 32px;
  border: 1px solid rgba(14, 27, 77, 0.14);
  border-radius: 28px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.formulario .contact-data h3 {
  margin: 0;
  text-align: left;
  color: var(--blue);
  font-size: 1.75rem;
}

.formulario .contact-fields {
  gap: 14px;
}

.formulario .contact-fields label {
  margin: 0;
}

.formulario .contact-fields input,
.formulario .contact-fields textarea {
  background: #fbfcff;
}

.formulario-submit {
  width: 100%;
  background-color: var(--blue);
  color: #fff;
}

.formulario-submit:disabled {
  cursor: wait;
  opacity: 0.78;
  transform: none;
}

.form-message {
  margin: 0;
  border-radius: 14px;
  padding: 12px 14px;
  font-weight: 700;
}

.form-message-success {
  border: 1px solid #abefc6;
  background: #ecfdf3;
  color: #027a48;
}

.form-message-error {
  border: 1px solid #fecdca;
  background: #fef3f2;
  color: #b42318;
}

.blue-card-list { display: grid; gap: 14px; }
.blue-card-list div { background: rgba(255,255,255,0.10); border: 1px solid rgba(255,255,255,0.16); border-radius: 18px; padding: 18px; font-weight: 800; }

.faq-grid { 
  align-items: 
  start; 
}

.faq-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(280px, 1fr));
  gap: 12px;
  padding: 10px;
  align-items: start;
  width: 100%;
  margin-top: 18px;
  text-align: left;
}

.faq-list details {
  align-self: anchor-center;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 14px;
  background: var(--white);
  color: var(--blue);
}

.faq-list summary {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  min-height: 50px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
  color: var(--blue);
  font-size: 0.95rem;
  font-weight: 900;
  line-height: 1.25;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::before {
  content: "";
  flex: 0 0 6px;
  width: 6px;
  height: 6px;
  margin-top: 0.45em;
  border-radius: 50%;
  background: currentColor;
}

.faq-list summary::after {
  content: "+";
  margin-left: auto;
  color: var(--blue);
  font-weight: 900;
}

.faq-list details[open] summary::after {
  content: "-";
}

.faq-list details:not([open]) p {
  display: none;
}

.faq-list details p {
  margin: 0;
  padding: 0 16px 16px 32px;
  color: var(--muted);
  line-height: 1.48;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.trust-grid article {
  background: var(--offwhite);
  border: 1px solid var(--line);
  border-radius: 28px;
  padding: 28px;
  box-shadow: var(--soft-shadow);
}

.trust-grid h2,
.trust-grid h3 {
  margin-top: 0;
  color: var(--blue);
}

.trust-grid p {
  margin: 10px 0 0;
  color: var(--muted);
}

.contact-link-section {
  background: #f8fbff;
}

.contact-link-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 28px;
  padding: 32px;
  box-shadow: var(--soft-shadow);
}

.contact-link-card p {
  color: var(--muted);
}

.contact-link-points {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.contact-link-points div {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.contact-link-points strong {
  color: var(--blue);
  font-weight: 900;
}

.whatsapp-float {
  position: fixed;
  right: 20px;
  bottom: 24px;
  z-index: 100;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 20px;
  background: #25D366;
  color: #ffffff;
  border-radius: 999px;
  box-shadow: 0 18px 30px rgba(0,0,0,0.18);
  font-weight: 900;
  letter-spacing: 0.01em;
  text-decoration: none;
}

.contact-fields label {
  display: grid;
  gap: 8px;
  margin-bottom: 16px;
  font-weight: 700;
}

.contact-fields input,
.contact-fields textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 14px 16px;
  background: var(--white);
}

.contact-legal {
  margin: 20px 0 0;
  color: var(--muted);
}

@media (max-width: 1000px) {
  .hero-grid,
  .trust-grid,
  .benefits-grid,
  .product-grid,
  .advisor-grid,
  .split-grid,
  .quality-grid,
  .cert-grid,
  .formulario-grid,
  .faq-grid {
    grid-template-columns: 1fr;
  }

  .hero { padding: 70px 0; }
  .intro {
    min-height: 0;
    padding: 70px 0;
  }
  .intro-grid {
    gap: 38px;
  }
  .intro-copy {
    padding-top: 0;
  }
  .intro-copy .btn-whatsapp {
    margin-top: 18px;
  }
  .intro-image {
    width: min(100%, 760px);
    justify-self: center;
  }
}

@media (max-width: 700px) {
  .desktop-nav { display: none; }
  .hero-actions { flex-direction: column; }
}

.form-note, .contact-card {
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.16);
  border-radius: 18px;
  padding: 18px;
  color: rgba(255,255,255,0.84);
  margin-top: 22px;
}
.form-panel {
  background: var(--white);
  color: var(--text);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
}
form { display: grid; gap: 16px; }
.form-row { display: grid; gap: 7px; }
.form-row label { font-weight: 800; color: var(--blue); font-size: 0.92rem; }
input, select, textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 13px 14px;
  background: #fff;
  color: var(--text);
  outline: none;
}
input:focus, select:focus, textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 4px rgba(14,27,77,0.10); }
.consent { display: flex; align-items: flex-start; gap: 10px; color: var(--muted); font-size: 0.92rem; }
.consent input { width: auto; margin-top: 4px; }
.form-legal { margin: 0; color: var(--muted); }
.success-box { display: grid; gap: 4px; background: #ecfdf3; border: 1px solid #abefc6; color: #027a48; border-radius: 16px; padding: 14px; margin-bottom: 18px; }

.final-cta { 
  padding: 78px 0; 
}
.site-footer {
  background: #0E1B4D; color: rgba(255,255,255,0.82); padding: 36px 0; 
}
.footer-grid { 
  display: grid; 
  grid-template-columns: 260px 1fr; 
  gap: 24px; 
  align-items: center; 
}
.footer-grid img { 
  width: 180px; 
}
.footer-grid p { 
  margin: 0 0 8px; 
}

.footer-grid a {
  padding: 1rem;
}

.whatsapp-float {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 60;
  background: #25D366;
  color: white;
  border-radius: 999px;
  padding: 14px 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 16px 32px rgba(0,0,0,0.22);
}

.whatsapp-float svg {
  width: 50px;
  height: 50px;
}

.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;
}

@media (max-width: 1020px) {
  .desktop-nav { display: none; }
  .hero-grid, .split-grid, .contact-grid, .quality-grid, .advisor-grid, .formulario-grid, .faq-grid { grid-template-columns: 1fr; }
  .hero-media { min-height: 360px; }
  .product-stage { min-height: 360px; }
  .product-showcase {
    min-height: 430px;
    max-width: 760px;
    margin-inline: auto;
  }
  .hero-main-product {
    width: min(760px, 82%);
    position: relative;
    z-index: 1;
  }
  .hero-float { z-index: 2; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .science-stats-container { 
    width: min(100% - 48px, var(--container)); 
  }
  .science-stats-grid { grid-template-columns: repeat(2, minmax(220px, 1fr)); }
  .iconos-grid { grid-template-columns: repeat(3, minmax(140px, 1fr)); }
  .advisor-card { justify-self: center; }
  .advisor-content { max-width: none; }
  .advisor-benefits,
  .advice-list { grid-template-columns: 1fr; }
  .benefits-grid, .strip-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .immunotec-proof-grid { grid-template-columns: 1fr; gap: 36px; }
  .immunotec-copy { padding-top: 0; }
  .immunotec-video-wrap { justify-self: start; width: min(100%, 360px); }
}
@media (max-width: 640px) {
  .container { width: min(100% - 28px, var(--container)); }
  section { padding: 64px 0; }
  .hero { padding: 70px 0; }
  .intro { padding: 64px 0; }
  .intro .container { width: min(100% - 28px, var(--container)); }
  .intro-copy .eyebrow { margin-bottom: 18px; }
  .intro-copy h2 {
    margin-bottom: 20px;
    font-size: clamp(2.25rem, 11vw, 3rem);
  }
  .intro-copy p {
    font-size: 1.05rem;
    line-height: 1.5;
  }
  .intro-copy .check-list {
    gap: 14px;
    margin-top: 14px;
    padding: 12px 4px;
    font-size: 1.05rem;
  }
  .intro-image { border-radius: 20px; }
  .hero-grid > * { min-width: 0; }
  .header-inner { min-height: 68px; }
  .brand img { height: 36px; max-width: 210px; }
  .header-cta { padding: 10px 12px; font-size: 0.84rem; }
  .hero-actions { flex-direction: column; }
  .btn { width: 100%; }
  .product-grid, .cert-grid, .mini-grid { grid-template-columns: 1fr; }
  .science-stats { padding: 48px 0 58px; }
  .science-stats-container { width: min(100% - 28px, var(--container)); }
  .science-stats h2 { margin-bottom: 36px; }
  .science-stats-grid { grid-template-columns: 1fr; gap: 16px; }
  .science-stat-card { min-height: 150px; padding: 24px; }
  .immunotec-why { padding: 56px 0 62px; }
  .immunotec-proof-grid { margin-top: 30px; }
  .immunotec-list { 
    gap: 22px; 
    max-width: none; }
  .btn.immunotec-cta { width: fit-content; }
  .iconos-grid {
    grid-template-columns: repeat(2, minmax(130px, 1fr));
    gap: 30px 22px;
  }
  .product-card img { height: 175px; }
  .hero-media {
    width: 100%;
    min-height: 330px;
  }
  .product-stage::before {
    content: "";
    position: absolute;
    z-index: 0;
    top: 16px;
    bottom: 16px;
    left: 50%;
    width: 80%;
    transform: translateX(-50%);
    background: #f4f4f4;
  }
  .hero-main-product {
    width: 80%;
    transform: translateY(24px);
  }
  .hero-float {
    display: block;
    width: clamp(64px, 21vw, 82px);
    z-index: 2;
    filter: drop-shadow(0 10px 16px rgba(0,0,0,0.24));
  }
  .hero-float-one {
    top: 18px;
    right: 8px;
  }
  .hero-float-two {
    bottom: 8px;
    left: 4px;
  }
  .hero-video-container { margin-top: 36px; }
  .hero-video-wrap { border-radius: 16px; }
  .product-stage {
    width: calc(100% - 24px);
    min-height: 330px;
    margin-inline: auto;
    padding: 16px;
    border-radius: 24px;
  }
  .product-showcase {
    width: min(100%, 234px);
    min-height: 0;
    aspect-ratio: 234 / 241;
    margin-inline: auto;
    border-radius: 16px;
  }
  .product-showcase::before {
    display: none;
  }
  .product-showcase .hero-main-product {
    top: 6.2%;
    width: 80%;
    transform: translateX(-50%);
  }
  .product-showcase .hero-float {
    width: 24%;
  }
  .product-showcase .hero-float-one {
    top: 17%;
    right: 4%;
  }
  .product-showcase .hero-float-two {
    bottom: 3.5%;
    left: 3%;
  }
  .glutation-faq { grid-template-columns: 1fr; }
  .glutation-question { grid-template-columns: 1fr; padding: 20px; }
  .glutation-question::before { grid-row: auto; }
  .glutation-question summary,
  .glutation-question p { grid-column: 1; }
  .faq-list { grid-template-columns: 1fr; }
  .advisor-card { width: 100%; padding: 28px 22px; }
  .advisor-photo { width: 150px; height: 150px; }
  .formulario { padding: 64px 0; }
  .formulario-card { padding: 22px; border-radius: 22px; }
  .form-panel { padding: 20px; }
  .whatsapp-float {
    left: auto;
    right: 16px;
    bottom: 16px;
    width: 48px;
    height: 48px;
    min-height: 48px;
    padding: 0;
    border-radius: 50%;
    text-align: center;
  }
  .whatsapp-float svg {
    width: 28px;
    height: 28px;
  }
}



/* ==========================================================
   Ajustes visuales globales
   Azul exacto del logo: #0E1B4D
   ========================================================== */

:root {
  --blue: #0E1B4D;
  --blue-2: #0E1B4D;
  --brand-blue: #0E1B4D;
}

.site-footer,
.section-blue,
.header-cta,
.btn-primary,
.strip-grid span {
  background-color: #0E1B4D !important;
}

.whatsapp-float {
  background-color: #25D366 !important;
  color: #ffffff !important;
  border-color: #25D366 !important;
}

.header-cta,
.btn-primary {
  border-color: #0E1B4D !important;
}

.eyebrow.blue,
.check-list span,
.product-card h3,
.product-card a,
.advice-list strong,
.contact-data h3 {
  color: #0E1B4D !important;
}

/* Oculta cualquier bloque heredado de formulario si quedara en caché */
.form-panel > form#leadForm,
#leadForm {
  display: none !important;
}

.contact-data h3 {
  font-family: var(--font-family);
  font-weight: 500;
  letter-spacing: -0.04em;
}

.contact-data h3 {
  text-align: center;
  color: #0E1B4D;
  font-size: 2rem;
  margin: 6px 0 12px;
}

.contact-fields {
  display: grid;
  gap: 12px;
}

.contact-fields label {
  display: grid;
  gap: 7px;
  color: #0E1B4D;
  font-size: 0.85rem;
  font-weight: 900;
}

.contact-fields input,
.contact-fields textarea {
  width: 100%;
  border: 1px solid rgba(14, 27, 77, 0.22);
  border-radius: 12px;
  padding: 12px 13px;
  background: #ffffff;
  color: var(--text);
  outline: none;
}

.contact-fields input:focus,
.contact-fields textarea:focus {
  border-color: #0E1B4D;
  box-shadow: 0 0 0 4px rgba(14, 27, 77, 0.10);
}

.contact-legal {
  color: var(--muted);
  margin: 0;
}

@media (max-width: 640px) {
  .contact-data h3 {
    font-size: 1.85rem;
  }
}


.contact-link-section {
  padding: 82px 0;
  background: #f4f6fb;
}

.contact-link-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 28px;
  align-items: center;
  background: #ffffff;
  border: 1px solid rgba(14, 27, 77, 0.16);
  border-radius: 28px;
  padding: 36px;
  box-shadow: 0 18px 50px rgba(14, 27, 77, 0.10);
}

.contact-link-card h2 {
  color: #0E1B4D;
  max-width: 760px;
}

.contact-link-card p {
  color: var(--muted);
  max-width: 740px;
}

.contact-link-points {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.contact-link-points div {
  background: #f6f8fc;
  border: 1px solid rgba(14, 27, 77, 0.12);
  border-radius: 14px;
  padding: 12px 14px;
  color: #0E1B4D;
  font-weight: 800;
}

.contact-link-cta {
  padding: 12px 25px;
  font-size: 25px;
}

@media (max-width: 900px) {
  .contact-link-card {
    grid-template-columns: 1fr;
  }

.contact-link-card .btn {
    width: 100%;
  }
}

/* Productos principales alineados en paralelo */
.product-showcase {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: self-start;
  gap: clamp(0px, 2.2vw, 34px);
  padding: clamp(35px, 10vw, 11px);
  height: 250px;
  grid-auto-flow: column;
  align-items: center;
  align-content: center;
  border-radius: 30px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.18), rgba(255, 255, 255, 0.05));
  box-shadow: 0 35px 90px rgba(0, 0, 0, 0.2);
}

.product-showcase .hero-main-product,
.product-showcase .hero-float {
  position: relative;
  inset: auto;
  width: 100%;
  max-width: none;
  transform: none;
  filter: drop-shadow(0 16px 24px rgba(0, 0, 0, 0.2));
}

.product-showcase .hero-main-product {
  left: auto;
  top: auto;
}

@media (max-width: 640px) {
  .product-showcase {
    gap: 6px;
    padding: 12px;
  }

  .product-showcase .hero-main-product,
  .product-showcase .hero-float {
    width: 100%;
    inset: auto;
  }
}

/* Páginas individuales de producto */
.product-detail-grid {
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.88fr);
  grid-auto-flow: row;
}

.product-detail-grid .hero-content,
.product-detail-grid .hero-media {
  min-width: 0;
  max-width: 100%;
}

.product-detail-grid h1,
.product-detail-grid .hero-subtitle {
  max-width: 100%;
  overflow-wrap: break-word;
}

.product-detail-grid .hero-media {
  min-height: clamp(360px, 38vw, 430px);
}

.product-detail-grid .product-stage {
  min-height: clamp(360px, 38vw, 430px);
  padding: clamp(22px, 4vw, 34px);
}

.product-detail-grid .hero-main-product {
  width: min(100%, 500px);
  max-height: clamp(280px, 36vw, 450px);
  object-fit: contain;
  transform: none;
}

@media (max-width: 1020px) {
  .product-detail-grid {
    grid-template-columns: 1fr;
    gap: 38px;
  }

  .product-detail-grid .hero-media {
    min-height: auto;
  }

  .product-detail-grid .product-stage {
    width: min(100%, 620px);
    min-height: auto;
    aspect-ratio: 4 / 3;
    margin-inline: auto;
  }

  .product-detail-grid .hero-main-product {
    width: min(88%, 430px);
    max-height: 360px;
  }
}

@media (max-width: 640px) {
  html,
  body {
    overflow-x: hidden;
  }

  .product-detail-grid {
    width: calc(100vw - 28px);
    max-width: calc(100vw - 28px);
    gap: 28px;
  }

  .product-detail-grid .hero-content {
    width: 100%;
    max-width: 100%;
    text-align: left;
  }

  .product-detail-grid h1 {
    font-size: clamp(1.85rem, 8vw, 2.45rem);
    letter-spacing: 0;
    line-height: 1.08;
  }

  .product-detail-grid .hero-subtitle {
    width: 100%;
    font-size: 0.98rem;
    line-height: 1.5;
  }

  .product-detail-grid .product-stage {
    width: 100%;
    max-width: 100%;
    aspect-ratio: 1 / 1;
    min-height: 0;
    overflow: hidden;
    padding: 18px;
    border-radius: 22px;
  }

  .product-detail-grid .hero-main-product {
    width: min(78%, 280px);
    max-height: 250px;
    transform: none;
  }
}