:root {
  --ink: #1e3131;
  --body: #2c2f2a;
  --muted: #6b6f66;
  --green: #2d877a;
  --bullet: #85c49a;
  --line: #e2e2df;
  --left-card: #f4f9f8;
  --right-card: #f9f4f7;

  --font-sans: Inter, Arial, Helvetica, sans-serif;
  --font-serif: "PT Serif", Georgia, "Times New Roman", serif;
  --font-mono: "PT Mono", "Courier New", Courier, monospace;
  --font-condensed: "Roboto Condensed", Inter, Arial, Helvetica, sans-serif;

  --white: #fff;
  --dark-teal: #042c2e;
  --tint-teal: #edf3f2;
  --heading-dark: #101f1f;
  --heading-light: #eff8f7;
  --accent-teal: #1a8d80;
  --catalog-teal: #138579;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--white);
  color: var(--body);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: geometricPrecision;
}

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

.page {
  position: relative;
  width: min(100%, 1440px);
  min-height: 1072px;
  margin: 0 auto;
  overflow: visible;
  background: var(--white);
}

.scene {
  position: absolute;
  z-index: 0;
  top: 0;
  left: 50%;
  width: 100vw;
  height: 965px;
  max-width: none;
  transform: translateX(-50%);
  object-fit: cover;
  object-position: center top;
  pointer-events: none;
  user-select: none;
}

.topbar {
  position: absolute;
  z-index: 10;
  top: 0;
  left: 113px;
  width: 1212px;
  height: 68px;
  display: flex;
  align-items: center;
  background: var(--white);
  border-radius: 0 0 2px 2px;
  box-shadow: 0 0 0 1px rgba(0,0,0,.06);
}

.brand {
  position: absolute;
  left: 31px;
  top: 10px;
  width: 181px;
  height: 41px;
  display: block;
}

.brand img {
  display: block;
  width: 181px;
  height: 41px;
  object-fit: contain;
}

.desktop-nav {
  position: absolute;
  top: 18px;
  left: 317px;
  height: 32px;
  display: flex;
  align-items: stretch;
}

.desktop-nav a {
  height: 32px;
  padding: 10px 11px 0;
  border-left: 1px solid #cfd0c8;
  color: #6b6f66;
  font-family: var(--font-mono);
  font-size: 10px;
  line-height: 11px;
  letter-spacing: .05em;
  white-space: nowrap;
}

.desktop-nav a.active { color: #1b6a3e; }
.desktop-nav a:last-child { border-right: 1px solid #cfd0c8; }

.email {
  position: absolute;
  right: 37px;
  top: 27px;
  padding-bottom: 5px;
  border-bottom: 1px solid #1a1c19;
  color: #1a1c19;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 12px;
  letter-spacing: .02em;
  white-space: nowrap;
}

.menu-button,
.mobile-menu { display: none; }

.hero {
  position: absolute;
  z-index: 2;
  inset: 0;
}

.eyebrow {
  position: absolute;
  top: 179px;
  left: 135px;
  color: var(--green);
  font-size: 10px;
  line-height: 12px;
  font-weight: 700;
  letter-spacing: .11em;
}

.eyebrow span {
  position: absolute;
  top: 5px;
  left: -24px;
  width: 16px;
  height: 2px;
  background: var(--green);
}

h1 {
  position: absolute;
  top: 221px;
  left: 112px;
  width: 610px;
  margin: 0;
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 63.8px;
  line-height: 64px;
  font-weight: 400;
  letter-spacing: 0;
}

.lead {
  position: absolute;
  top: 438px;
  left: 111px;
  margin: 0;
  color: var(--body);
  font-size: 17.4px;
  line-height: 28px;
  font-weight: 400;
  letter-spacing: 0;
}

.hero-actions {
  position: absolute;
  top: 566px;
  left: 111px;
  display: flex;
  align-items: center;
  gap: 24px;
}

.primary-button {
  width: 189px;
  height: 45px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  background: #000;
  color: var(--white);
  font-size: 11px;
  line-height: 11px;
  font-weight: 700;
  letter-spacing: .08em;
}

.primary-button span {
  font-size: 16px;
  font-weight: 400;
  transform: translateY(-1px);
}

.text-link,
.product-card > a {
  position: relative;
  display: inline-block;
  color: #6b6b6b;
  font-size: 10.6px;
  line-height: 12px;
  font-weight: 700;
  letter-spacing: .095em;
}

.text-link::after,
.product-card > a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -6px;
  height: 1px;
  background: #dfdfdc;
}

.product-cards {
  position: absolute;
  z-index: 3;
  top: 733px;
  left: 94px;
  width: 1233px;
  height: 250px;
}

.product-card {
  position: absolute;
  top: 0;
  width: 609px;
  height: 250px;
  padding: 47px 40px 36px;
}

.product-card--left { left: 0; background: var(--left-card); }
.product-card--right { left: 624px; background: var(--right-card); padding-left: 49px; }

.product-card h2 {
  margin: 0 0 10px;
  color: var(--body);
  font-family: var(--font-serif);
  font-size: 20.8px;
  line-height: 24px;
  font-weight: 400;
  letter-spacing: .22px;
}

.product-card--left h2 { transform: translateX(1px); }
.product-card--right h2 { transform: translate(1px, -2px); }
.product-card--left ul { position: relative; top: 3px; }
.product-card--right ul { position: relative; top: 1px; }

.product-card ul {
  margin: 0;
  padding: 0;
  list-style: none;
  color: #6b6b6b;
  font-size: 14.8px;
  line-height: 24px;
}

.product-card li { position: relative; padding-left: 15px; }
.product-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--bullet);
}

.product-card > a {
  position: absolute;
  left: 44px;
  bottom: 50px;
}

.product-card--right > a { left: 49px; }

.card-icon {
  position: absolute;
  top: 41px;
  right: 31px;
  width: 33px;
  height: 37px;
  object-fit: cover;
}

.product-card--right .card-icon {
  top: 42px;
  right: 31px;
  width: 32px;
  height: 36px;
}

@media (hover: hover) {
  .desktop-nav a,
  .email,
  .text-link,
  .product-card > a,
  .primary-button { transition: opacity .2s ease; }
  .desktop-nav a:hover,
  .email:hover,
  .text-link:hover,
  .product-card > a:hover,
  .primary-button:hover { opacity: .65; }
}

@media (max-width: 1439px) {
  .page {
    width: 100%;
    min-height: 0;
    overflow: clip;
    background: var(--white);
  }

  .scene {
    top: 0;
    left: 50%;
    width: auto;
    height: 720px;
    transform: translateX(-58%);
    object-fit: contain;
  }

  .topbar {
    position: relative;
    left: 0;
    width: calc(100% - 32px);
    height: 64px;
    margin: 0 16px;
  }

  .brand {
    left: 20px;
    top: 14px;
    width: 154px;
    height: 35px;
  }

  .brand img { width: 154px; height: 35px; }
  .desktop-nav, .email { display: none; }

  .menu-button {
    position: absolute;
    right: 18px;
    top: 20px;
    width: 28px;
    height: 24px;
    display: block;
    padding: 0;
    border: 0;
    background: transparent;
  }

  .menu-button span {
    position: absolute;
    left: 0;
    width: 28px;
    height: 1px;
    background: var(--ink);
  }
  .menu-button span:first-child { top: 7px; }
  .menu-button span:last-child { top: 16px; }

  .mobile-menu {
    position: absolute;
    z-index: 20;
    top: 64px;
    left: 16px;
    right: 16px;
    display: grid;
    gap: 1px;
    padding: 12px;
    background: rgba(255,255,255,.98);
    box-shadow: 0 12px 40px rgba(0,0,0,.08);
  }

  .mobile-menu[hidden] { display: none; }
  .mobile-menu a { padding: 10px; font-size: 13px; letter-spacing: .06em; }

  .hero {
    position: relative;
    inset: auto;
    min-height: 646px;
    padding: 102px 24px 48px;
  }

  .eyebrow,
  h1,
  .lead,
  .hero-actions {
    position: relative;
    top: auto;
    left: auto;
  }

  .eyebrow { margin-left: 24px; margin-bottom: 24px; }
  h1 {
    width: min(620px, 100%);
    font-size: clamp(43px, 8vw, 60px);
    line-height: .99;
    letter-spacing: -1.4px;
  }

  .lead {
    max-width: 610px;
    margin-top: 28px;
    font-size: 16px;
    line-height: 25px;
  }
  .lead br:first-of-type { display: none; }

  .hero-actions { margin-top: 36px; gap: 20px; flex-wrap: wrap; }

  .product-cards {
    position: relative;
    top: auto;
    left: auto;
    width: auto;
    height: auto;
    margin: 0 24px 48px;
    display: grid;
    gap: 16px;
  }

  .product-card,
  .product-card--right {
    position: relative;
    left: auto;
    width: 100%;
    height: 250px;
    padding: 36px 40px;
  }

  .product-card--right > a { left: 40px; }
}

@media (max-width: 620px) {
  .scene {
    height: 655px;
    transform: translateX(-30%);
    opacity: .96;
  }

  .hero { min-height: 620px; padding-top: 84px; }
  .eyebrow { margin-bottom: 20px; font-size: 9px; }

  h1 {
    font-size: 40px;
    line-height: 1.04;
  }

  .lead { font-size: 15px; line-height: 23px; }
  .lead br { display: none; }

  .hero-actions {
    align-items: flex-start;
    flex-direction: column;
  }

  .product-cards { margin-inline: 16px; }
  .product-card,
  .product-card--right {
    min-height: 270px;
    height: auto;
    padding: 34px 28px 82px;
  }

  .product-card h2 { padding-right: 50px; font-size: 19px; transform: none; }
  .product-card ul { top: 0; }
  .product-card > a,
  .product-card--right > a { left: 28px; bottom: 42px; }
}

/* Второй блок: доказанная эффективность */
.trust-section {
  position: absolute;
  z-index: 4;
  top: 1072px;
  left: 0;
  width: 1440px;
  height: 713px;
  background: var(--white);
}

.trust-copy {
  position: absolute;
  inset: 0;
}

.trust-eyebrow {
  position: absolute;
  top: 71px;
  left: 139px;
  color: var(--green);
  font-family: var(--font-condensed);
  font-size: 12px;
  line-height: 17px;
  font-weight: 700;
  letter-spacing: .265em;
  white-space: nowrap;
}

.trust-eyebrow span {
  position: absolute;
  top: 8px;
  left: -29px;
  width: 18px;
  height: 1px;
  background: var(--green);
}

.trust-copy > h2 {
  position: absolute;
  top: 104px;
  left: 111px;
  width: 650px;
  margin: 0;
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 67px;
  line-height: 63px;
  font-weight: 400;
  letter-spacing: -.75px;
}

.trust-lead {
  position: absolute;
  top: 330px;
  left: 111px;
  margin: 0;
  color: var(--body);
  font-size: 17px;
  line-height: 28px;
  font-weight: 400;
  letter-spacing: -.15px;
}

.registrations {
  position: absolute;
  top: 459px;
  left: 111px;
  width: 594px;
}

.registrations h3 {
  margin: 0 0 16px 3px;
  color: var(--green);
  font-family: var(--font-condensed);
  font-size: 12px;
  line-height: 19px;
  font-weight: 700;
  letter-spacing: .16em;
}

.registration-grid {
  display: grid;
  grid-template-columns: 198px 198px 198px;
}

.registration-item {
  min-height: 91px;
  padding: 17px 0 0 20px;
  border-left: 1px solid #d1d3d0;
}

.registration-item span {
  display: block;
  margin-bottom: 14px;
  color: var(--green);
  font-family: var(--font-condensed);
  font-size: 12px;
  line-height: 13px;
  font-weight: 700;
  letter-spacing: .02em;
}

.registration-item strong {
  display: block;
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 38px;
  line-height: 43px;
  font-weight: 400;
  letter-spacing: -.6px;
}

.evidence-panel {
  position: absolute;
  top: 83px;
  left: 786px;
  width: 542px;
  height: 527px;
  padding: 0;
  background: var(--dark-teal);
  color: var(--white);
}

.evidence-stats {
  position: absolute;
  top: 52px;
  left: 48px;
  display: grid;
  grid-template-columns: 198px 198px;
  column-gap: 49px;
}

.evidence-value {
  color: var(--white);
  font-family: var(--font-serif);
  font-size: 70px;
  line-height: 73px;
  font-weight: 400;
  letter-spacing: -2px;
  white-space: nowrap;
}

.evidence-value span {
  display: inline-block;
  margin-left: 6px;
  font-size: 35px;
  line-height: 40px;
  letter-spacing: -.5px;
  transform: translateY(-8px);
}

.evidence-label,
.evidence-kicker {
  color: var(--green);
  font-family: var(--font-condensed);
  font-size: 12px;
  line-height: 19px;
  font-weight: 700;
  letter-spacing: .17em;
}

.evidence-label { margin-top: 3px; }

.evidence-divider {
  position: absolute;
  top: 185px;
  left: 48px;
  width: 444px;
  height: 1px;
  background: #9bc8c1;
}

.evidence-kicker {
  position: absolute;
  top: 220px;
  left: 48px;
}

.transfer-row {
  position: absolute;
  top: 262px;
  left: 48px;
  display: flex;
  align-items: center;
}

.transfer-value {
  color: var(--white);
  font-family: var(--font-serif);
  font-size: 55px;
  line-height: 66px;
  font-weight: 400;
  letter-spacing: -1.8px;
  white-space: nowrap;
}

.transfer-note {
  margin-left: 17px;
  color: var(--green);
  font-family: var(--font-serif);
  font-size: 15px;
  line-height: 20px;
  text-decoration-line: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}

.evidence-description {
  position: absolute;
  top: 349px;
  left: 48px;
  width: 446px;
  margin: 0;
  color: var(--green);
  font-family: var(--font-condensed);
  font-size: 13px;
  line-height: 21px;
  font-weight: 400;
  letter-spacing: 0;
}

@media (min-width: 1440px) {
  .page { min-height: 1785px; }

  .trust-copy > h2 {
    top: 112px;
    width: 700px;
    font-size: 64px;
  }
}

@media (max-width: 1439px) {
  .trust-section {
    position: relative;
    top: auto;
    left: auto;
    width: 100%;
    height: auto;
    padding: 68px 24px 72px;
  }

  .trust-copy,
  .trust-eyebrow,
  .trust-copy > h2,
  .trust-lead,
  .registrations,
  .evidence-panel {
    position: relative;
    top: auto;
    left: auto;
  }

  .trust-copy { inset: auto; }
  .trust-eyebrow { margin: 0 0 28px 29px; }

  .trust-copy > h2 {
    width: min(700px, 100%);
    font-size: clamp(48px, 8vw, 66px);
    line-height: .97;
    letter-spacing: -1px;
  }

  .trust-lead {
    max-width: 690px;
    margin-top: 30px;
    font-size: 16px;
    line-height: 27px;
  }

  .registrations {
    width: 100%;
    margin-top: 52px;
  }

  .registration-grid {
    grid-template-columns: repeat(3, minmax(150px, 198px));
  }

  .evidence-panel {
    width: min(542px, 100%);
    height: 527px;
    margin-top: 54px;
  }
}

@media (max-width: 620px) {
  .trust-section { padding: 52px 16px 56px; }
  .trust-eyebrow { margin-bottom: 24px; font-size: 10px; }

  .trust-copy > h2 {
    font-size: 42px;
    line-height: 1.02;
  }

  .trust-lead { margin-top: 24px; font-size: 15px; line-height: 24px; }
  .trust-lead br { display: none; }

  .registrations { margin-top: 42px; }
  .registrations h3 { margin-bottom: 13px; }

  .registration-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .registration-item {
    min-height: 82px;
    padding: 14px 8px 0 12px;
  }

  .registration-item span { font-size: 10px; margin-bottom: 10px; }
  .registration-item strong { font-size: 30px; line-height: 34px; }

  .evidence-panel {
    height: auto;
    min-height: 535px;
    padding: 36px 28px 42px;
  }

  .evidence-stats,
  .evidence-divider,
  .evidence-kicker,
  .transfer-row,
  .evidence-description {
    position: relative;
    top: auto;
    left: auto;
  }

  .evidence-stats {
    grid-template-columns: 1fr 1fr;
    column-gap: 18px;
  }

  .evidence-value { font-size: 51px; line-height: 58px; letter-spacing: -1.5px; }
  .evidence-value span { margin-left: 3px; font-size: 26px; transform: translateY(-5px); }
  .evidence-label { font-size: 9px; letter-spacing: .12em; }

  .evidence-divider { width: 100%; margin-top: 34px; }
  .evidence-kicker { margin-top: 34px; font-size: 10px; }

  .transfer-row { align-items: flex-end; margin-top: 20px; }
  .transfer-value { font-size: 43px; line-height: 50px; }
  .transfer-note { margin: 0 0 5px 13px; font-size: 12px; line-height: 16px; }

  .evidence-description {
    width: auto;
    margin-top: 35px;
    font-size: 12px;
    line-height: 19px;
  }

  .evidence-description br { display: none; }
}

@media (max-width: 420px) {
  .registration-item { padding-left: 8px; }
  .registration-item span { font-size: 9px; }
  .registration-item strong { font-size: 27px; }
  .evidence-panel { padding-inline: 20px; }
  .evidence-value { font-size: 43px; }
  .evidence-value span { font-size: 22px; }
  .transfer-row { display: block; }
  .transfer-note { margin: 4px 0 0; }
}


/* Оставшиеся блоки макета */
.remaining-sections {
  position: absolute;
  top: 1785px;
  left: 0;
  width: 1440px;
}

.section-kicker,
.micro-label,
.app-kicker,
.protocol-caption,
.quality-subtitle {
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: .24em;
  text-transform: uppercase;
}

.section-kicker {
  position: relative;
  color: var(--green);
  font-size: 10px;
  line-height: 14px;
}

.section-kicker > span {
  position: absolute;
  top: 6px;
  left: -24px;
  width: 15px;
  height: 1px;
  background: currentColor;
}

.section-kicker--light { color: #bedad7; }

.micro-label {
  color: #263f3e;
  font-size: 9px;
  line-height: 13px;
}

.micro-label--green { color: var(--green); }

/* Преимущества */
.benefits-section {
  position: relative;
  width: 1440px;
  height: 1150px;
  background: var(--white);
}

.benefits-media {
  position: absolute;
  top: 73px;
  left: 96px;
  width: 455px;
  height: 865px;
  overflow: hidden;
  background: #d9f0ef;
}

.benefits-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.benefits-content {
  position: absolute;
  top: 47px;
  left: 617px;
  width: 552px;
}

.benefits-content > h2 {
  margin: 20px 0 56px;
  color: var(--heading-dark);
  font-family: var(--font-serif);
  font-size: 62px;
  line-height: .91;
  font-weight: 400;
  letter-spacing: -1.4px;
}

.benefits-content > h2 em {
  color: #1f8b7c;
  font-weight: 400;
}

.principles-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid #cfd4cf;
  border-left: 1px solid #cfd4cf;
}

.principle-card {
  position: relative;
  min-height: 284px;
  padding: 55px 26px 30px;
  border-right: 1px solid #cfd4cf;
  border-bottom: 1px solid #cfd4cf;
  background: var(--white);
}

.principle-card--tint { background: #f4f9f8; }

.principle-number {
  display: block;
  margin-bottom: 21px;
  color: #7b7e78;
  font-family: var(--font-mono);
  font-size: 10px;
  line-height: 12px;
  letter-spacing: .04em;
}

.principle-card h3 {
  margin: 0;
  color: #197c70;
  font-family: var(--font-serif);
  font-size: 24px;
  line-height: 27px;
  font-weight: 400;
}

.principle-card p {
  position: absolute;
  left: 26px;
  right: 18px;
  bottom: 34px;
  margin: 0;
  color: #343834;
  font-size: 13px;
  line-height: 18px;
}

/* Клинические данные */
.clinical-section {
  position: relative;
  width: 1440px;
  height: 916px;
  background: var(--dark-teal);
  color: var(--white);
}

.clinical-inner {
  position: absolute;
  top: 0;
  left: 111px;
  width: 1218px;
}

.clinical-inner > .section-kicker { margin: 53px 0 34px 24px; }

.clinical-inner > h2 {
  display: inline-block;
  margin: 0;
  color: var(--heading-light);
  border-bottom: 1px solid #8ebdb7;
  font-family: var(--font-serif);
  font-size: 62px;
  line-height: 70px;
  font-weight: 400;
  letter-spacing: -1px;
}

.clinical-intro {
  margin: 25px 0 33px;
  color: #a9c5c1;
  font-size: 17px;
  line-height: 27px;
}

.research-grid {
  display: grid;
  grid-template-columns: 592px 592px;
  gap: 32px;
}

.research-card {
  position: relative;
  height: 496px;
  padding: 45px 40px 30px;
  border: 1px solid rgba(171, 210, 205, .23);
  background: rgba(255,255,255,.025);
}

.research-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.research-head h3 {
  margin: 0;
  color: var(--heading-light);
  font-family: var(--font-serif);
  font-size: 22px;
  line-height: 31px;
  font-weight: 400;
}

.research-head span {
  margin-top: 7px;
  color: #bedad7;
  font-family: var(--font-mono);
  font-size: 9px;
  line-height: 11px;
  letter-spacing: .22em;
  white-space: nowrap;
}

.bars {
  position: absolute;
  top: 142px;
  left: 40px;
  right: 40px;
  height: 242px;
  display: grid;
  align-items: end;
  border-top: 1px solid rgba(177, 211, 207, .16);
  border-bottom: 1px solid rgba(177, 211, 207, .36);
  background: linear-gradient(to bottom, transparent 49.5%, rgba(177,211,207,.2) 50%, transparent 50.5%);
}

.bars--three { grid-template-columns: repeat(3, 1fr); gap: 62px; }
.bars--five { grid-template-columns: repeat(5, 1fr); gap: 27px; }

.bar-item {
  position: relative;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: center;
  text-align: center;
}

.bar-item strong {
  margin-bottom: 8px;
  color: #f5fbfa;
  font-family: var(--font-serif);
  font-size: 15px;
  line-height: 18px;
  font-weight: 400;
}

.bar-item .bar {
  width: 50px;
  height: calc(var(--bar) * 1.9px);
  max-height: 191px;
  min-height: 10px;
  border-top: 2px solid #d9a44c;
  background: linear-gradient(to bottom, #c9e7e5, #e6f4f3);
  box-shadow: inset 0 -3px rgba(255,255,255,.35);
  transform-origin: bottom;
}

.bars--five .bar-item .bar { width: 50px; }

.bar-item small {
  min-height: 35px;
  margin-top: 10px;
  color: #bdd4d1;
  font-size: 9px;
  line-height: 11px;
}

.research-note {
  position: absolute;
  left: 40px;
  right: 40px;
  bottom: 42px;
  margin: 0;
  padding-top: 17px;
  border-top: 1px dashed rgba(177, 211, 207, .18);
  color: #819f9b;
  font-size: 11px;
  line-height: 16px;
}

/* Видео и контроль качества */
.application-section {
  position: relative;
  width: 1440px;
  height: 683px;
  display: grid;
  grid-template-columns: 640px 486px;
  column-gap: 100px;
  padding: 113px 0 0 100px;
  background: var(--tint-teal);
}

.video-column h2,
.quality-column h2,
.catalog-inner > h2,
.documents-column > h2,
.app-card h2 {
  color: var(--heading-dark);
  font-family: var(--font-serif);
  font-weight: 400;
}

.video-column h2 {
  margin: 40px 0 38px;
  font-size: 58px;
  line-height: 60px;
  letter-spacing: -1px;
}

.protocol-preview {
  position: relative;
  width: 640px;
  height: 271px;
  display: block;
  overflow: hidden;
  padding: 0;
  border: 0;
  background: #cce6e3;
  cursor: pointer;
}

.protocol-preview > img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 39%;
  transition: transform .35s ease, filter .35s ease;
}

.protocol-preview:hover > img { transform: scale(1.015); }
.protocol-preview[aria-pressed="true"] > img { filter: saturate(.75) brightness(.72); }

.protocol-caption {
  position: absolute;
  top: 23px;
  left: 26px;
  color: #163d3b;
  font-size: 10px;
  line-height: 12px;
}

.play-button {
  position: absolute;
  left: 20px;
  bottom: 20px;
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--white);
}

.play-button > span {
  position: absolute;
  top: 25px;
  left: 29px;
  width: 0;
  height: 0;
  border-top: 11px solid transparent;
  border-bottom: 11px solid transparent;
  border-left: 16px solid var(--accent-teal);
}

.protocol-preview[aria-pressed="true"] .play-button > span {
  top: 25px;
  left: 26px;
  width: 19px;
  height: 22px;
  border: 0;
  background: linear-gradient(to right, var(--accent-teal) 0 35%, transparent 35% 65%, var(--accent-teal) 65%);
}

.protocol-status {
  position: absolute;
  right: 22px;
  bottom: 22px;
  max-width: 260px;
  padding: 8px 11px;
  color: var(--white);
  background: rgba(4,44,46,.75);
  font-family: var(--font-sans);
  font-size: 12px;
  line-height: 16px;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity .2s ease, transform .2s ease;
}

.protocol-preview[aria-pressed="true"] .protocol-status {
  opacity: 1;
  transform: none;
}

.quality-column h2 {
  margin: 39px 0 9px;
  font-size: 58px;
  line-height: .91;
  letter-spacing: -1px;
}

.quality-subtitle {
  color: #384443;
  font-size: 9px;
  line-height: 12px;
}

.quality-list {
  margin: 44px 0 0;
}

.quality-list > div {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  min-height: 58px;
  border-bottom: 1px dashed #cad1cd;
}

.quality-list dt {
  color: #313936;
  font-family: var(--font-serif);
  font-size: 14px;
}

.quality-list dd {
  margin: 0;
  color: var(--catalog-teal);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
}

/* Каталог */
.catalog-section {
  position: relative;
  width: 1440px;
  height: 1034px;
  background: var(--white);
}

.catalog-inner {
  position: absolute;
  top: 70px;
  left: 111px;
  width: 1218px;
}

.catalog-inner > h2 {
  margin: 35px 0 27px;
  font-size: 62px;
  line-height: 66px;
  letter-spacing: -1px;
}

.catalog-inner > p {
  margin: 0;
  color: #4b5651;
  font-size: 17px;
  line-height: 24px;
}

.catalog-table-wrap { margin-top: 66px; overflow-x: auto; }

.catalog-table {
  width: 100%;
  border-collapse: collapse;
  color: #243432;
  table-layout: fixed;
}

.catalog-table col,
.catalog-table th,
.catalog-table td { box-sizing: border-box; }

.catalog-table thead th {
  height: 60px;
  padding: 0 24px;
  background: var(--tint-teal);
  color: #27413f;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 16px;
  letter-spacing: .2em;
}

.catalog-table thead th:nth-child(1) { width: 312px; }
.catalog-table thead th:nth-child(2) { width: 190px; }
.catalog-table thead th:nth-child(4) { width: 180px; }

.catalog-table tbody th,
.catalog-table tbody td {
  height: 76px;
  padding: 0 24px;
  border-bottom: 1px solid #e1ddd1;
  vertical-align: middle;
}

.catalog-table tbody td {
  font-family: var(--font-mono);
  font-size: 13.2px;
  line-height: 19px;
}

.catalog-table .product-name {
  text-align: left;
  font-family: var(--font-mono);
  font-size: 13.2px;
  line-height: 20px;
  font-weight: 700;
  letter-spacing: .02em;
}

.product-name--green { color: var(--catalog-teal); }
.product-name--pink { color: #a02b64; }

.sku {
  display: inline-block;
  padding: 7px 10px 6px;
  border-radius: 5px;
  font-size: 12px;
  line-height: 14px;
}

.sku--green { color: #137d72; background: #e0f2ef; }
.sku--pink { color: #a02b64; background: #faeaf2; }

.catalog-table .shelf-life {
  color: var(--catalog-teal);
  font-family: var(--font-sans);
  font-size: 14.4px;
  font-weight: 700;
}

/* Документы и приложение */
.resources-section {
  position: relative;
  width: 1440px;
  height: 787px;
  display: grid;
  grid-template-columns: 680px 486px;
  column-gap: 49px;
  padding: 49px 0 0 111px;
  background: var(--tint-teal);
}

.documents-column > h2 {
  margin: 34px 0 25px;
  font-size: 58px;
  line-height: 64px;
  letter-spacing: -1px;
}

.documents-column > h2 span { color: #2d8a55; }

.downloads-list {
  overflow: hidden;
  border: 1px solid #a9d8d2;
  border-radius: 20px;
}

.downloads-list a {
  min-height: 85px;
  display: grid;
  grid-template-columns: 46px 1fr 24px;
  gap: 14px;
  align-items: center;
  padding: 16px 28px;
  border-bottom: 1px solid #a9d8d2;
  background: rgba(255,255,255,.16);
}

.downloads-list a:last-child { border-bottom: 0; }

.document-icon {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: var(--white);
  color: #147d72;
  font-size: 18px;
}

.downloads-list strong {
  display: block;
  color: #16312f;
  font-size: 12px;
  line-height: 17px;
  font-weight: 700;
}

.downloads-list small {
  display: block;
  margin-top: 6px;
  color: #67736f;
  font-family: var(--font-mono);
  font-size: 9px;
  line-height: 11px;
  letter-spacing: .12em;
}

.download-icon { color: #6c7d78; font-size: 22px; text-align: center; }

.app-column > .micro-label { margin-bottom: 39px; }

.app-card {
  width: 486px;
  height: 493px;
  padding: 41px 40px 30px;
  border-radius: 20px;
  background: #033638;
  color: var(--white);
}

.app-kicker {
  color: #e8f6f4;
  font-size: 9px;
  line-height: 12px;
}

.app-card h2 {
  margin: 27px 0 16px;
  color: var(--white);
  font-size: 25px;
  line-height: 31px;
}

.app-card > p {
  margin: 0;
  color: #b8cfcc;
  font-size: 12px;
  line-height: 18px;
}

.qr-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 32px;
}

.qr-grid a { text-align: center; }

.qr-box {
  width: 177px;
  height: 181px;
  display: grid;
  place-items: center;
  margin: 0 auto;
  border-radius: 14px;
  background: var(--white);
}

.qr-box img {
  width: 145px;
  height: 145px;
  object-fit: contain;
}

.qr-grid small {
  display: block;
  margin-top: 15px;
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 10px;
  line-height: 12px;
  letter-spacing: .08em;
}

.site-footer {
  position: relative;
  width: 1440px;
  height: 104px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 116px 0 111px;
  background: var(--white);
}

.footer-brand { width: 176px; height: 40px; display: block; }
.footer-brand img { width: 176px; height: 40px; object-fit: contain; }

.site-footer > a:last-child {
  color: #21413e;
  font-family: var(--font-mono);
  font-size: 10px;
  line-height: 12px;
  letter-spacing: .23em;
  font-weight: 700;
}

@media (hover: hover) {
  .downloads-list a,
  .qr-grid a { transition: opacity .2s ease, background-color .2s ease; }
  .downloads-list a:hover { background: rgba(255,255,255,.55); }
  .qr-grid a:hover { opacity: .72; }
}

@media (min-width: 1440px) {
  .page { min-height: 6459px; }
}

@media (max-width: 1439px) {
  .remaining-sections {
    position: relative;
    top: auto;
    left: auto;
    width: 100%;
  }

  .benefits-section,
  .clinical-section,
  .application-section,
  .catalog-section,
  .resources-section,
  .site-footer {
    width: 100%;
    height: auto;
  }

  .benefits-section {
    display: grid;
    grid-template-columns: minmax(280px, .8fr) minmax(430px, 1fr);
    gap: 48px;
    padding: 72px 24px 88px;
  }

  .benefits-media,
  .benefits-content {
    position: relative;
    top: auto;
    left: auto;
    width: 100%;
  }

  .benefits-media { height: min(82vw, 760px); }
  .benefits-content > h2 { font-size: clamp(50px, 6.5vw, 62px); }
  .principle-card { min-height: 270px; }

  .clinical-section { padding: 62px 24px 78px; }
  .clinical-inner { position: relative; top: auto; left: auto; width: 100%; }
  .clinical-inner > .section-kicker { margin-top: 0; }
  .clinical-inner > h2 { font-size: clamp(50px, 7vw, 62px); }
  .research-grid { grid-template-columns: 1fr; gap: 24px; }
  .research-card { height: 496px; }

  .application-section {
    grid-template-columns: 1fr 1fr;
    gap: 54px;
    padding: 76px 24px 86px;
  }

  .protocol-preview { width: 100%; height: auto; aspect-ratio: 2.36 / 1; }
  .video-column h2,
  .quality-column h2 { font-size: clamp(48px, 6vw, 58px); }

  .catalog-section { padding: 72px 24px 110px; }
  .catalog-inner { position: relative; top: auto; left: auto; width: 100%; }
  .catalog-table { min-width: 1080px; }

  .resources-section {
    grid-template-columns: minmax(420px, 1.25fr) 486px;
    gap: 36px;
    padding: 62px 24px 72px;
  }

  .site-footer { padding-inline: 24px; }
}

@media (max-width: 820px) {
  .benefits-section,
  .application-section,
  .resources-section { grid-template-columns: 1fr; }

  .benefits-media { height: auto; aspect-ratio: 998 / 1575; }
  .benefits-content > h2 { margin-bottom: 42px; }
  .principles-grid { grid-template-columns: 1fr 1fr; }

  .application-section { gap: 70px; }
  .quality-column { max-width: 100%; }

  .resources-section { gap: 68px; }
  .documents-column,
  .app-column { width: 100%; }
  .app-card { width: min(486px, 100%); }
}

@media (max-width: 620px) {
  .benefits-section { padding: 54px 16px 64px; gap: 44px; }
  .benefits-content > h2 { font-size: 43px; line-height: .96; }
  .principles-grid { grid-template-columns: 1fr; }
  .principle-card { min-height: 245px; }

  .clinical-section { padding: 52px 16px 58px; }
  .clinical-inner > h2 { font-size: 43px; line-height: 50px; }
  .clinical-intro br { display: none; }
  .research-card { height: auto; min-height: 520px; padding: 32px 20px 28px; }
  .research-head { display: block; }
  .research-head span { display: block; margin-top: 12px; }
  .bars { top: 155px; left: 20px; right: 20px; height: 245px; }
  .bars--three { gap: 14px; }
  .bars--five { gap: 5px; }
  .bar-item .bar,
  .bars--five .bar-item .bar { width: clamp(26px, 9vw, 42px); }
  .bar-item small { font-size: 8px; line-height: 10px; }
  .research-note { left: 20px; right: 20px; bottom: 28px; }
  .research-note br { display: none; }

  .application-section { padding: 56px 16px 64px; }
  .video-column h2,
  .quality-column h2 { margin-top: 26px; font-size: 43px; line-height: .98; }
  .protocol-caption { top: 14px; left: 14px; font-size: 8px; }
  .play-button { width: 56px; height: 56px; left: 14px; bottom: 14px; }
  .play-button > span { top: 18px; left: 23px; }
  .protocol-preview[aria-pressed="true"] .play-button > span { top: 18px; left: 19px; }
  .quality-list { margin-top: 32px; }

  .catalog-section { padding: 56px 16px 78px; }
  .catalog-inner > h2 { margin-top: 26px; font-size: 43px; line-height: 48px; }
  .catalog-inner > p { font-size: 15px; }
  .catalog-table-wrap { margin-top: 44px; }

  .resources-section { padding: 52px 16px 60px; }
  .documents-column > h2 { margin-top: 25px; font-size: 43px; line-height: 48px; }
  .downloads-list a { grid-template-columns: 38px 1fr 20px; gap: 10px; padding: 14px 14px; }
  .document-icon { width: 34px; height: 34px; }
  .downloads-list strong { font-size: 11px; }
  .app-column > .micro-label { margin-bottom: 26px; }
  .app-card { height: auto; min-height: 500px; padding: 32px 22px 28px; }
  .app-card h2 { font-size: 23px; line-height: 29px; }
  .app-card h2 br,
  .app-card > p br { display: none; }
  .qr-grid { gap: 12px; }
  .qr-box { width: 100%; height: auto; aspect-ratio: 1 / 1; }
  .qr-box img { width: 82%; height: 82%; }

  .site-footer { min-height: 94px; padding-inline: 16px; }
  .footer-brand { width: 145px; }
  .footer-brand img { width: 145px; }
  .site-footer > a:last-child { font-size: 8px; letter-spacing: .14em; }
}

/* Точная подстройка по исходному макету */
.benefits-content > h2 em {
  display: inline-block;
  border-bottom: 1px solid currentColor;
  line-height: .93;
}

.clinical-inner > h2 { border-bottom: 0; }
.clinical-inner > h2 span {
  display: inline-block;
  border-bottom: 1px solid #8ebdb7;
  line-height: .95;
}

.protocol-preview::before {
  content: "";
  position: absolute;
  z-index: 1;
  top: 0;
  left: 0;
  width: 310px;
  height: 38px;
  background: #b9dfdc;
  pointer-events: none;
}

.protocol-caption,
.play-button,
.protocol-status { z-index: 2; }

@media (min-width: 1440px) {
  .clinical-inner > .section-kicker { margin-top: 112px; }
  .application-section { padding-top: 123px; }
}