:root {
  --bg: #050608;
  --panel: #0b0d12;
  --panel-soft: #10131a;
  --ink: #f7f2ee;
  --muted: #b8b0ad;
  --faint: #777075;
  --line: rgba(255, 255, 255, 0.1);
  --red: #e2232a;
  --red-dark: #8f151a;
  --rose: #ff7b85;
  --gold: #d9a25f;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.48);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 75% 8%, rgba(226, 35, 42, 0.16), transparent 28rem),
    radial-gradient(circle at 16% 30%, rgba(112, 26, 36, 0.18), transparent 24rem),
    var(--bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 72px 72px;
  content: "";
  mask-image: linear-gradient(to bottom, #000 0%, transparent 74%);
}

a {
  color: inherit;
  text-decoration: none;
}

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

h1,
h2,
h3,
p {
  margin-top: 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 28px;
  padding: 22px clamp(20px, 5vw, 76px);
  border-bottom: 1px solid var(--line);
  background: rgba(5, 6, 8, 0.88);
  backdrop-filter: blur(18px);
}

.brand,
.nav-links,
.hero-actions {
  display: flex;
  align-items: center;
}

.brand {
  flex: 0 0 auto;
}

.brand-logo {
  width: clamp(150px, 15vw, 190px);
  height: auto;
}

.nav-links {
  gap: 28px;
  margin-left: auto;
  color: var(--muted);
  font-size: 13px;
  font-weight: 750;
  text-transform: uppercase;
  white-space: nowrap;
}

.nav-links a:hover {
  color: white;
}

.header-cta,
.primary-button,
.ghost-button,
.lead-form button {
  min-height: 42px;
  border-radius: 5px;
  font-weight: 850;
  text-transform: uppercase;
}

.header-cta,
.primary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: white;
  background: linear-gradient(180deg, var(--red), var(--red-dark));
  box-shadow: 0 14px 34px rgba(226, 35, 42, 0.28);
  font-size: 12px;
}

.header-cta {
  margin-left: 0;
  min-height: 44px;
  padding: 0 26px;
  border: 4px solid #ff3640;
  border-radius: 5px;
  background: #c9000b;
  box-shadow: none;
  color: #fff;
  font-size: clamp(13px, 1.2vw, 16px);
  font-weight: 600;
  letter-spacing: 0;
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(320px, 0.42fr) minmax(520px, 0.58fr);
  gap: clamp(28px, 5vw, 78px);
  align-items: center;
  min-height: 740px;
  padding: clamp(56px, 9vw, 112px) clamp(20px, 5vw, 76px) clamp(42px, 7vw, 86px);
  overflow: hidden;
  background: #050608;
}

.hero::before {
  display: none;
}

.hero::after {
  display: none;
}

.hero-copy {
  position: relative;
  z-index: 2;
  max-width: 620px;
}

.hero-image {
  position: relative;
  z-index: 1;
  min-width: 0;
}

.hero-image img {
  width: min(62vw, 820px);
  max-width: none;
  margin-left: auto;
  object-fit: contain;
}

.product-badge {
  width: clamp(130px, 14vw, 168px);
  height: auto;
  margin-bottom: 24px;
}

h1 {
  max-width: 620px;
  margin-bottom: 18px;
  font-family: "Playfair Display", Georgia, "Times New Roman", serif;
  font-size: clamp(40px, 5.4vw, 66px);
  font-weight: 400;
  line-height: 1.02;
  letter-spacing: 0;
}

h1 span {
  display: block;
  color: var(--red);
}

.lead {
  max-width: 600px;
  margin-bottom: 30px;
  color: var(--muted);
  font-size: clamp(16px, 1.6vw, 19px);
}

.hero-actions {
  flex-wrap: wrap;
  gap: 12px;
}

.ghost-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border: 1px solid rgba(255, 255, 255, 0.26);
  background: rgba(255, 255, 255, 0.03);
  color: white;
  font-size: 12px;
}

.intro-panel,
.mechanism-section,
.organ-map,
.audience-section,
.clinical-section,
.contact-section {
  padding: clamp(64px, 8vw, 112px) clamp(20px, 5vw, 76px);
}

.intro-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(420px, 1fr);
  gap: clamp(28px, 5vw, 78px);
  align-items: stretch;
  border-block: 1px solid var(--line);
  background: rgba(8, 10, 14, 0.82);
}

.section-kicker {
  margin-bottom: 12px;
  color: var(--red);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h2 {
  margin-bottom: 16px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(30px, 4.6vw, 56px);
  font-weight: 500;
  line-height: 1.06;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 9px;
  font-size: 18px;
  line-height: 1.2;
}

.intro-panel p,
.section-heading p,
.mechanism-grid p,
.organ-list p,
.audience-grid p,
.clinical-copy p,
.contact-section p,
footer p {
  color: var(--muted);
}

.feature-cards,
.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.feature-cards article,
.audience-grid article,
.mechanism-grid article,
.organ-list article,
.lead-form {
  border: 1px solid var(--line);
  border-radius: 4px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.018));
}

.feature-cards article {
  display: grid;
  min-height: 190px;
  align-content: center;
  justify-items: center;
  padding: 24px 18px;
  text-align: center;
}

.line-icon {
  position: relative;
  display: block;
  width: 42px;
  height: 42px;
  margin-bottom: 18px;
  border: 2px solid rgba(226, 35, 42, 0.72);
}

.line-icon.leaf {
  border-radius: 70% 8px 70% 8px;
  transform: rotate(-38deg);
}

.line-icon.flask {
  border-radius: 8px 8px 18px 18px;
}

.line-icon.flask::before {
  position: absolute;
  top: -15px;
  left: 12px;
  width: 14px;
  height: 15px;
  border: 2px solid rgba(226, 35, 42, 0.72);
  border-bottom: 0;
  content: "";
}

.line-icon.shield {
  border-radius: 18px 18px 22px 22px;
}

.mechanism-section {
  background: var(--panel);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 42px;
}

.centered {
  margin-inline: auto;
  text-align: center;
}

.mechanism-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px clamp(24px, 5vw, 84px);
  max-width: 1040px;
  margin: 0 auto;
}

.mechanism-grid article {
  position: relative;
  min-height: 210px;
  padding: 28px 28px 28px 96px;
  overflow: hidden;
}

.mechanism-grid strong {
  position: absolute;
  top: 20px;
  left: 24px;
  color: var(--red);
  font-size: 48px;
  line-height: 1;
}

.mechanism-grid article::after {
  position: absolute;
  right: -34px;
  bottom: -42px;
  width: 140px;
  height: 140px;
  border-radius: 48% 52% 42% 58%;
  background:
    radial-gradient(circle at 38% 42%, #ff9b32 0 12px, transparent 13px),
    radial-gradient(circle at 62% 62%, rgba(226, 35, 42, 0.9) 0 18px, transparent 19px),
    rgba(226, 35, 42, 0.16);
  content: "";
  filter: blur(0.2px);
}

.organ-map {
  background: #030303;
}

.body-map {
  display: grid;
  grid-template-columns: minmax(260px, 0.68fr) minmax(320px, 0.86fr);
  gap: clamp(28px, 6vw, 90px);
  align-items: center;
  max-width: 1050px;
  margin: 0 auto;
}

.body-visual {
  position: relative;
  min-height: 520px;
}

.body-visual::before {
  position: absolute;
  inset: 20px 20% 0;
  border-radius: 48% 48% 36% 36%;
  background:
    radial-gradient(circle at 50% 8%, rgba(255, 123, 133, 0.72), transparent 8%),
    linear-gradient(90deg, transparent 48%, rgba(255, 123, 133, 0.52), transparent 52%),
    radial-gradient(ellipse at 50% 40%, rgba(226, 35, 42, 0.28), transparent 46%);
  box-shadow: 0 0 80px rgba(226, 35, 42, 0.24);
  content: "";
}

.head {
  position: absolute;
  top: 22px;
  left: calc(50% - 42px);
  width: 84px;
  height: 94px;
  border: 1px solid rgba(255, 123, 133, 0.7);
  border-radius: 50%;
  background: radial-gradient(circle at 52% 50%, rgba(255, 123, 133, 0.34), transparent 64%);
}

.torso {
  position: absolute;
  top: 134px;
  left: calc(50% - 120px);
  width: 240px;
  height: 330px;
  border: 1px solid rgba(255, 123, 133, 0.45);
  border-radius: 42% 42% 36% 36%;
}

.pulse {
  position: absolute;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--red);
  box-shadow: 0 0 26px rgba(226, 35, 42, 0.92);
}

.pulse-one {
  top: 190px;
  left: 48%;
}

.pulse-two {
  top: 272px;
  left: 42%;
}

.pulse-three {
  top: 360px;
  left: 56%;
}

.organ-list {
  display: grid;
  gap: 12px;
}

.organ-list article {
  position: relative;
  padding: 18px 18px 18px 76px;
}

.organ-list article::before {
  position: absolute;
  top: 18px;
  left: 18px;
  width: 38px;
  height: 38px;
  border: 1px solid rgba(255, 123, 133, 0.72);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(226, 35, 42, 0.76), rgba(226, 35, 42, 0.1));
  content: "";
}

.audience-section {
  background: var(--panel-soft);
}

.audience-grid article {
  overflow: hidden;
}

.audience-grid h3,
.audience-grid p {
  padding-inline: 18px;
}

.audience-grid p {
  padding-bottom: 20px;
}

.card-image {
  min-height: 190px;
  margin-bottom: 20px;
  background:
    radial-gradient(circle at 34% 44%, rgba(255, 255, 255, 0.84), transparent 2px),
    radial-gradient(circle at 54% 58%, rgba(226, 35, 42, 0.82), transparent 30%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.12), rgba(226, 35, 42, 0.14));
}

.card-image.weight {
  background:
    linear-gradient(90deg, transparent 48%, rgba(255, 255, 255, 0.54) 49% 51%, transparent 52%),
    radial-gradient(circle at 50% 58%, rgba(226, 35, 42, 0.52), transparent 34%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(217, 162, 95, 0.12));
}

.card-image.liver {
  background:
    radial-gradient(ellipse at 50% 48%, rgba(226, 35, 42, 0.78), transparent 36%),
    radial-gradient(circle at 64% 36%, rgba(217, 162, 95, 0.8), transparent 8%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.08), rgba(226, 35, 42, 0.16));
}

.clinical-section {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(320px, 0.8fr);
  gap: clamp(28px, 6vw, 86px);
  align-items: center;
  border-block: 1px solid var(--line);
  background:
    linear-gradient(rgba(3, 3, 4, 0.88), rgba(3, 3, 4, 0.88)),
    radial-gradient(circle at 20% 30%, rgba(226, 35, 42, 0.28), transparent 26rem);
}

.clinical-copy {
  display: grid;
  gap: 16px;
}

.clinical-copy p {
  margin: 0;
  padding: 18px;
  border: 1px solid rgba(226, 35, 42, 0.25);
  border-radius: 4px;
  background: rgba(226, 35, 42, 0.06);
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(320px, 0.72fr);
  gap: clamp(28px, 6vw, 86px);
  align-items: start;
}

.lead-form {
  display: grid;
  gap: 16px;
  padding: 24px;
  box-shadow: var(--shadow);
}

.lead-form label {
  display: grid;
  gap: 7px;
  color: var(--ink);
  font-size: 13px;
  font-weight: 800;
}

.lead-form input,
.lead-form select {
  width: 100%;
  min-height: 46px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 3px;
  padding: 0 12px;
  color: var(--ink);
  background: #07090d;
  font: inherit;
}

.lead-form button {
  border: 0;
  color: white;
  background: linear-gradient(180deg, var(--red), var(--red-dark));
  cursor: pointer;
  font: inherit;
}

.lead-form button:disabled {
  cursor: default;
  opacity: 0.74;
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 28px clamp(20px, 5vw, 76px);
  border-top: 1px solid var(--line);
  background: #030303;
  font-size: 13px;
}

footer p {
  max-width: 680px;
  margin: 0;
}

@media (max-width: 980px) {
  .hero,
  .intro-panel,
  .body-map,
  .clinical-section,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: 680px;
  }

  .hero-copy {
    max-width: 520px;
  }

  .hero-image img {
    width: min(100%, 780px);
    margin-inline: auto;
  }

  .feature-cards,
  .audience-grid,
  .mechanism-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .site-header {
    position: static;
    flex-wrap: wrap;
  }

  .brand {
    width: auto;
  }

  .nav-links {
    order: 3;
    width: 100%;
    margin-left: 0;
    justify-content: space-between;
    overflow-x: auto;
    padding-bottom: 3px;
    gap: 18px;
    font-size: 11px;
  }

  .hero {
    min-height: 760px;
    padding-top: 46px;
    padding-bottom: 46px;
  }

  .hero-copy {
    max-width: 100%;
  }

  .hero-image img {
    width: calc(100% + 36px);
    margin-inline: -18px;
  }

  .hero-actions a {
    width: 100%;
  }

  .product-badge {
    width: 128px;
  }

  .mechanism-grid article {
    min-height: 0;
    padding: 86px 22px 24px;
  }

  .mechanism-grid strong {
    top: 24px;
    left: 22px;
  }

  .body-visual {
    min-height: 420px;
  }

  .body-visual::before {
    inset-inline: 12%;
  }

  .torso {
    left: calc(50% - 96px);
    width: 192px;
    height: 286px;
  }

  .organ-list article {
    padding-left: 18px;
  }

  .organ-list article::before {
    display: none;
  }

  footer {
    display: grid;
  }
}