:root {
  --ink: #0b1117;
  --muted: #5f6975;
  --line: rgba(11, 17, 23, 0.12);
  --paper: #f5f7f6;
  --white: #ffffff;
  --ice: #d9f6ff;
  --cyan: #00a7c8;
  --green: #75b843;
  --red: #ef3b2d;
  --shadow: 0 24px 70px rgba(8, 22, 35, 0.16);
}

/* Podstrona naukowa */
.science-page {
  background: #f3f6f5;
}

.science-hero {
  position: relative;
  min-height: 84vh;
  display: grid;
  align-items: end;
  overflow: hidden;
  color: var(--white);
}

.science-hero-media,
.science-hero-overlay {
  position: absolute;
  inset: 0;
}

.science-hero-media img {
  filter: brightness(1.1) saturate(0.72) contrast(1.06);
}

.science-hero-overlay {
  background:
    linear-gradient(90deg, rgba(3, 12, 20, 0.88), rgba(3, 12, 20, 0.55) 58%, rgba(3, 12, 20, 0.22)),
    linear-gradient(0deg, rgba(3, 12, 20, 0.72), rgba(3, 12, 20, 0.08) 58%);
}

.science-hero-inner {
  position: relative;
  z-index: 2;
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  padding: 150px 0 64px;
}

.science-hero h1 {
  max-width: 980px;
  margin: 0;
  font-size: clamp(58px, 9vw, 124px);
  line-height: 0.94;
}

.science-hero-lead {
  max-width: 760px;
  margin: 28px 0 0;
  color: rgba(255, 255, 255, 0.86);
  font-size: clamp(18px, 2vw, 24px);
}

.science-author {
  display: inline-flex;
  flex-direction: column;
  gap: 4px;
  max-width: 560px;
  margin-top: 30px;
  padding: 16px 18px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.09);
  backdrop-filter: blur(12px);
}

.science-author span {
  color: rgba(255, 255, 255, 0.68);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.science-author strong {
  font-size: 17px;
}

.science-intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.96fr) minmax(0, 1.04fr);
  gap: clamp(28px, 5vw, 62px);
  align-items: stretch;
}

.science-intro-grid p {
  margin: 0;
  font-size: 18px;
  line-height: 1.72;
}

.science-intro-grid p + p {
  margin-top: 18px;
}

.science-intro-title {
  min-width: 0;
}

.science-copy-card {
  padding: clamp(22px, 3vw, 32px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 16px 50px rgba(8, 22, 35, 0.08);
}

.science-intro-grid .science-copy-card {
  display: grid;
  align-content: center;
}

.science-copy-card-with-title h2 {
  margin-bottom: 22px;
}

.science-intro-visual {
  position: relative;
  height: clamp(180px, 25vw, 300px);
  margin: 28px 0 0;
  overflow: hidden;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.science-intro-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(243, 246, 245, 0.5));
}

.science-intro-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.72;
}

.science-intro-visual-portrait {
  min-height: 100%;
  margin: 0;
}

.science-intro-visual-portrait::after {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(3, 12, 20, 0.18));
}

.science-intro-visual-portrait img {
  opacity: 1;
  object-position: center center;
}

.science-advanced {
  padding-top: 0;
}

.science-advanced-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: clamp(22px, 4vw, 42px);
  align-items: stretch;
  padding: clamp(28px, 5vw, 54px);
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--white);
  box-shadow: var(--shadow);
}

.science-advanced-panel > h2 {
  grid-column: 1 / -1;
  max-width: none;
  white-space: nowrap;
}

.science-advanced-copy {
  display: flex;
  min-width: 0;
  flex-direction: column;
}

.science-advanced-copy p {
  margin: 0;
  font-size: 18px;
}

.adaptation-visual {
  flex: 1 1 auto;
  min-height: clamp(330px, 34vw, 500px);
  margin: 24px 0 0;
  overflow: hidden;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.adaptation-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
}

.adaptation-steps {
  display: grid;
  gap: 14px;
}

.adaptation-steps article {
  padding: clamp(22px, 3vw, 30px);
  border-radius: 8px;
  background: #f7faf9;
  border: 1px solid var(--line);
}

.adaptation-steps span {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  margin-bottom: 14px;
  padding: 0 10px;
  border-radius: 8px;
  background: var(--ice);
  color: #00677d;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.adaptation-steps p {
  margin: 0;
  line-height: 1.68;
}

.section.science-methods,
.section.research-section {
  width: 100%;
  padding-left: max(18px, calc((100vw - 1180px) / 2));
  padding-right: max(18px, calc((100vw - 1180px) / 2));
  background: var(--white);
}

.science-methods .section-head,
.research-section .section-head {
  max-width: 850px;
}

.science-text-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.science-text-cards article {
  padding: clamp(22px, 3vw, 30px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f7faf9;
}

.science-text-cards span {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  margin-bottom: 18px;
  padding: 0 10px;
  border-radius: 8px;
  background: var(--ice);
  color: #00677d;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.science-text-cards p {
  margin: 0;
  font-size: 17px;
  line-height: 1.68;
}

.science-method-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.science-method-grid article,
.mechanism-card-grid article,
.research-grid article {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f7faf9;
}

.science-method-grid article {
  min-height: 300px;
  padding: 28px;
}

.science-label {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  margin-bottom: 44px;
  padding: 0 10px;
  border-radius: 8px;
  background: var(--ice);
  color: #00677d;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.science-method-grid p {
  margin: 16px 0 0;
  line-height: 1.62;
}

.mechanism-layout {
  display: grid;
  grid-template-columns: minmax(340px, 0.94fr) minmax(0, 1.06fr);
  grid-template-areas:
    "image blood"
    "image brain"
    "muscle heart";
  gap: 16px;
  align-items: stretch;
}

.mechanism-left {
  display: contents;
}

.mechanism-feature {
  grid-area: image;
  position: relative;
  min-height: clamp(520px, 48vw, 680px);
  margin: 0;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: 8px;
  box-shadow: var(--shadow);
  background: linear-gradient(180deg, #edf5f8, #dfecef);
}

.mechanism-feature img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
}

.physiology-overview {
  position: relative;
  display: grid;
  grid-template-columns: minmax(340px, 0.94fr) minmax(0, 1.06fr);
  grid-template-areas:
    "image blood"
    "image brain"
    "muscle heart";
  gap: 16px;
  align-items: stretch;
  margin: 0;
  overflow: visible;
}

.physiology-backdrop {
  grid-area: image;
  position: relative;
  min-height: clamp(520px, 48vw, 680px);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #071d34;
  box-shadow: var(--shadow);
}

.physiology-backdrop::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(180deg, rgba(3, 12, 20, 0.04), rgba(3, 12, 20, 0.28)),
    linear-gradient(90deg, rgba(3, 12, 20, 0.2), rgba(3, 12, 20, 0.02));
  pointer-events: none;
}

.physiology-backdrop img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  filter: saturate(0.92) contrast(1.04);
}

.physiology-content {
  display: contents;
}

.physiology-content .physiology-card:nth-child(1) {
  grid-area: blood;
}

.physiology-content .physiology-card:nth-child(2) {
  grid-area: muscle;
}

.physiology-content .physiology-card:nth-child(3) {
  grid-area: heart;
}

.physiology-content .physiology-card:nth-child(4) {
  grid-area: brain;
}

.physiology-card {
  min-height: 0;
  padding: clamp(20px, 2.6vw, 28px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  color: var(--ink);
  box-shadow: 0 16px 50px rgba(8, 22, 35, 0.08);
}

.physiology-card h3 {
  margin: 0;
}

.physiology-card ul {
  display: grid;
  gap: 10px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.physiology-card li {
  position: relative;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.56;
}

.physiology-card li::before {
  content: "";
  position: absolute;
  top: 0.72em;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: #00a8c7;
}

.mechanism-card-grid {
  display: contents;
}

.mechanism-left article {
  grid-area: muscle;
}

.mechanism-card-grid article:nth-child(1) {
  grid-area: blood;
}

.mechanism-card-grid article:nth-child(2) {
  grid-area: brain;
}

.mechanism-card-grid article:nth-child(3) {
  grid-area: heart;
}

.mechanism-card-grid article {
  min-height: 0;
  padding: 28px;
  background: var(--white);
  box-shadow: 0 16px 50px rgba(8, 22, 35, 0.08);
}

.mechanism-left article {
  min-height: 0;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 16px 50px rgba(8, 22, 35, 0.08);
}

.mechanism-icon {
  display: inline-grid;
  place-items: center;
  width: 54px;
  height: 54px;
  margin-bottom: 22px;
  border-radius: 8px;
  background-color: var(--white);
  background-repeat: no-repeat;
  background-position: center;
  background-size: 42px 42px;
  box-shadow: inset 0 0 0 1px var(--line), 0 12px 28px rgba(8, 22, 35, 0.08);
}

.mechanism-icon-blood {
  background-image: url("./assets/airzone-icon-blood.png");
}

.mechanism-icon-muscle {
  background-image: url("./assets/airzone-icon-muscle.png");
}

.mechanism-icon-heart {
  background-image: url("./assets/airzone-icon-heart.png");
}

.mechanism-icon-brain {
  background-image: url("./assets/airzone-icon-brain.png");
}

.mechanism-card-grid p,
.mechanism-left p {
  margin: 14px 0 0;
}

.mechanism-card-grid ul,
.mechanism-left ul {
  display: grid;
  gap: 9px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.mechanism-card-grid li,
.mechanism-left li {
  position: relative;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.58;
}

.mechanism-card-grid li::before,
.mechanism-left li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: #00a8c7;
}

.section.protocol-section {
  padding-top: 0;
}

.protocol-panel {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: clamp(30px, 6vw, 76px);
  align-items: center;
  padding: clamp(30px, 5vw, 58px);
  border-radius: 8px;
  background: var(--ink);
  color: var(--white);
  box-shadow: var(--shadow);
}

.protocol-panel p {
  margin: 0;
  color: rgba(255, 255, 255, 0.74);
  font-size: 18px;
  line-height: 1.72;
}

.section-intro {
  max-width: 720px;
  margin: 20px 0 0;
  font-size: 17px;
}

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

.research-grid article {
  min-height: 190px;
  padding: 24px;
}

.research-grid p {
  margin: 14px 0 0;
}

.evidence-layout {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: clamp(34px, 7vw, 86px);
  align-items: start;
}

.evidence-copy > p {
  margin: 20px 0 0;
  font-size: 17px;
}

.evidence-highlight {
  display: grid;
  gap: 10px;
  margin-top: 28px;
  padding: 22px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--white);
}

.evidence-highlight span {
  color: var(--muted);
}

.evidence-highlight a {
  color: #007c97;
  font-weight: 850;
}

.bibliography-list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: bibliography;
}

.bibliography-list li {
  counter-increment: bibliography;
  position: relative;
  padding: 18px 18px 18px 58px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
}

.bibliography-list li::before {
  content: counter(bibliography, decimal-leading-zero);
  position: absolute;
  top: 18px;
  left: 10px;
  color: var(--red);
  font-weight: 900;
}

.science-closing {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: center;
  padding: clamp(56px, 8vw, 92px) max(18px, calc((100vw - 1180px) / 2));
  background: #08121c;
  color: var(--white);
}

.science-closing p {
  margin: 16px 0 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 18px;
}

.science-closing-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
  overflow-x: hidden;
}

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

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

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 28px;
  padding: 18px clamp(18px, 4vw, 56px);
  color: var(--white);
  transition: background 180ms ease, box-shadow 180ms ease, color 180ms ease;
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.92);
  color: var(--ink);
  box-shadow: 0 12px 36px rgba(8, 22, 35, 0.08);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  min-width: 170px;
}

.brand-logo {
  width: 170px;
  height: 72px;
  object-fit: contain;
  filter: brightness(0) invert(1) drop-shadow(0 8px 22px rgba(8, 22, 35, 0.34));
  transition: filter 180ms ease;
}

.site-header.is-scrolled .brand-logo {
  filter: brightness(0) drop-shadow(0 8px 18px rgba(8, 22, 35, 0.12));
}

.nav {
  justify-self: center;
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 14px;
}

.nav a,
.header-phone {
  opacity: 0.86;
}

.nav a.nav-home {
  display: inline-grid;
  width: 36px;
  height: 36px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 8px;
  font-size: 21px;
  font-weight: 900;
  line-height: 1;
  opacity: 1;
}

.site-header.is-scrolled .nav a.nav-home {
  border-color: rgba(5, 119, 145, 0.18);
}

.header-phone {
  font-weight: 800;
}

.hero {
  position: relative;
  min-height: 92vh;
  overflow: hidden;
  display: grid;
  align-items: end;
  color: var(--white);
}

.hero-media,
.hero-overlay {
  position: absolute;
  inset: 0;
}

.hero-media img {
  filter: saturate(0.92) contrast(1.08);
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(2, 8, 14, 0.72), rgba(2, 8, 14, 0.38) 52%, rgba(2, 8, 14, 0.08)),
    linear-gradient(0deg, rgba(2, 8, 14, 0.62), rgba(2, 8, 14, 0.02) 50%);
}

.hero-inner {
  position: relative;
  z-index: 2;
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  padding: 138px 0 58px;
}

.eyebrow,
.section-kicker,
.tag {
  margin: 0 0 14px;
  color: var(--cyan);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  max-width: 860px;
  font-size: clamp(62px, 11vw, 150px);
  line-height: 0.92;
  letter-spacing: 0;
}

.hero-lead {
  max-width: 680px;
  margin: 26px 0 0;
  color: rgba(255, 255, 255, 0.86);
  font-size: clamp(18px, 2.1vw, 25px);
}

.hero-location {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  margin-top: 22px;
  padding: 0 12px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.88);
  font-size: 14px;
  font-weight: 850;
  backdrop-filter: blur(10px);
}

.hero-actions,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.version-note {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 18px;
  margin-bottom: 22px;
  padding: 12px 14px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.12);
  color: var(--white);
  font-size: 13px;
  backdrop-filter: blur(12px);
}

.version-note a {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.milosz-abc-copy p + p {
  margin-top: 22px;
}

.milosz-abc-copy .button {
  margin-top: 16px;
}

.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  padding: 0 20px;
  font-weight: 900;
  border: 1px solid transparent;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

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

.button.primary {
  background: var(--red);
  color: var(--white);
  box-shadow: 0 16px 34px rgba(239, 59, 45, 0.26);
}

.button.secondary {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.38);
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
}

.button.secondary.light {
  color: var(--white);
}

.button.dark {
  background: var(--ink);
  color: var(--white);
}

.section {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  padding: clamp(72px, 9vw, 116px) 0;
}

.section-head {
  max-width: 760px;
  margin-bottom: 34px;
}

.process .section-head,
.science-mechanisms .section-head {
  max-width: 1040px;
}

.process .section-head h2,
.science-mechanisms .section-head h2 {
  white-space: nowrap;
}

.services-head {
  max-width: 980px;
}

.gallery-head,
.goals-head {
  max-width: 980px;
}

.trust-head {
  max-width: 1080px;
}

.headline-line {
  white-space: nowrap;
}

.services-head h2 span {
  white-space: nowrap;
}

h2 {
  margin: 0;
  font-size: clamp(34px, 5vw, 68px);
  line-height: 1.08;
  letter-spacing: 0;
}

h3 {
  margin: 0;
  font-size: 24px;
  line-height: 1.16;
  letter-spacing: 0;
}

p {
  color: var(--muted);
}

.intro-grid,
.split {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: clamp(30px, 6vw, 76px);
  align-items: start;
}

.intro-grid {
  align-items: stretch;
}

.intro p,
.proof-copy p {
  margin: 4px 0 0;
  font-size: 18px;
}

.intro-copy {
  min-width: 0;
}

.intro-visual {
  position: relative;
  min-height: 0;
  height: 100%;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.intro-visual img,
.intro-visual-overlay {
  position: absolute;
  inset: 0;
}

.intro-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 58% center;
  z-index: 0;
}

.intro-visual-overlay {
  z-index: 1;
  background:
    linear-gradient(180deg, rgba(6, 14, 20, 0.01), rgba(6, 14, 20, 0.26)),
    linear-gradient(90deg, rgba(6, 14, 20, 0.22), rgba(6, 14, 20, 0.02));
}

.intro-visual h2 {
  position: absolute;
  z-index: 2;
  left: clamp(16px, 2.5vw, 28px);
  right: clamp(22px, 4vw, 42px);
  top: clamp(10px, 1.7vw, 18px);
  margin: 0;
  color: var(--white);
  font-size: clamp(30px, 4.2vw, 54px);
  line-height: 1.03;
  text-wrap: balance;
}

.why {
  padding-top: clamp(64px, 8vw, 104px);
}

.why-panel {
  display: grid;
  gap: clamp(28px, 4vw, 42px);
  align-items: start;
  padding: clamp(28px, 5vw, 54px);
  border-radius: 8px;
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.why-head {
  max-width: 900px;
}

.why-content {
  display: grid;
  grid-template-columns: minmax(300px, 0.82fr) minmax(0, 1.18fr);
  gap: clamp(24px, 4vw, 48px);
  align-items: stretch;
}

.why-video {
  position: relative;
  min-height: 100%;
  overflow: hidden;
  border-radius: 8px;
  background: #dfe6e6;
  box-shadow: var(--shadow);
}

.why-video video {
  width: 100%;
  height: 100%;
  min-height: 520px;
  display: block;
  object-fit: cover;
}

.why-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.why-grid article {
  min-height: 0;
  padding: 18px;
  display: grid;
  grid-template-columns: 42px minmax(160px, 0.42fr) 1fr;
  gap: 14px;
  align-items: start;
  border-radius: 8px;
  background: #f7faf9;
  border: 1px solid var(--line);
}

.why-grid span {
  display: inline-flex;
  margin-bottom: 0;
  color: var(--red);
  font-weight: 900;
}

.why-grid strong {
  display: block;
  font-size: 20px;
  line-height: 1.18;
}

.why-grid p {
  margin: 0;
  font-size: 14px;
}

.sport-edge {
  display: grid;
  grid-template-columns: 1fr 0.82fr;
  gap: 18px;
  align-items: stretch;
}

.sport-edge-copy {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.sport-edge-copy {
  min-height: 100%;
  padding: clamp(26px, 4vw, 42px);
}

.sport-edge-copy p {
  max-width: 680px;
  margin-top: 18px;
  font-size: 18px;
}

.benefit-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 26px;
}

.benefit-list article {
  min-height: 150px;
  padding: 18px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #f7faf9;
}

.benefit-icon {
  display: block;
  width: 62px;
  height: 62px;
  margin-bottom: 16px;
  object-fit: contain;
}

.benefit-list strong {
  display: block;
  color: var(--ink);
  font-size: 18px;
  line-height: 1.18;
}

.benefit-list p {
  margin: 12px 0 0;
  font-size: 14px;
}

.sport-edge-media {
  min-height: 360px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.sport-edge-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gallery {
  padding-top: clamp(64px, 8vw, 104px);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.gallery-item {
  position: relative;
  min-height: 260px;
  margin: 0;
  overflow: hidden;
  border-radius: 8px;
  background: #dfe6e6;
  box-shadow: var(--shadow);
}

.gallery-wide {
  grid-column: span 2;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.45s ease;
}

.gallery-item:hover img {
  transform: scale(1.035);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.service-card,
.price-card,
.steps article,
.faq details {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.8) inset;
}

.service-card {
  min-height: 310px;
  padding: 22px;
  display: flex;
  flex-direction: column;
}

.service-card h3 {
  min-height: 48px;
  line-height: 1.18;
}

.service-card p {
  margin-bottom: 0;
  min-height: 138px;
  line-height: 1.55;
}

.service-card-hypoxia h3 {
  min-height: 48px;
}

.service-card-hypoxia p {
  min-height: 138px;
}

.service-card-hypoxia .service-points {
  margin-top: 14px;
}

.service-points {
  display: grid;
  gap: 8px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.service-points li {
  position: relative;
  padding-left: 18px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
  font-weight: 750;
}

.service-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--green);
}

.service-card.coming {
  background: linear-gradient(135deg, #f7fbff, #e8f8ff);
  border-color: rgba(0, 167, 200, 0.22);
  color: var(--ink);
}

.service-card.coming p,
.service-card.coming .service-points li {
  color: var(--muted);
}

.service-card.coming .service-points li::before {
  background: var(--cyan);
}

.service-card.coming a {
  display: inline-flex;
  margin-top: auto;
  padding-top: 16px;
  color: #00677d;
  font-weight: 900;
}

.hypoxia-basics {
  width: 100%;
  background: #f7faf9;
  padding-left: max(18px, calc((100vw - 1180px) / 2));
  padding-right: max(18px, calc((100vw - 1180px) / 2));
}

.basics-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.basics-grid article {
  min-height: 250px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.8) inset;
}

.basics-grid span {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 42px;
  border-radius: 8px;
  background: var(--ice);
  color: #00677d;
  font-weight: 900;
}

.basics-grid p {
  margin: 12px 0 0;
}

.science-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 22px;
  padding: 22px 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
}

.science-cta p {
  margin: 0;
  font-weight: 750;
}

.science {
  width: 100%;
  background: var(--white);
  padding-left: max(18px, calc((100vw - 1180px) / 2));
  padding-right: max(18px, calc((100vw - 1180px) / 2));
}

.science-grid {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  gap: 16px;
  align-items: start;
}

.science-main,
.science-deep {
  border-radius: 8px;
  border: 1px solid var(--line);
}

.science-main {
  min-height: 0;
  padding: clamp(24px, 4vw, 38px);
  display: grid;
  gap: 18px;
  align-content: start;
  background: #f7faf9;
  color: var(--ink);
  overflow: hidden;
}

.science-main p {
  max-width: 720px;
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.68;
}

.mechanism-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 48px;
}

.mechanism-list span {
  min-height: 72px;
  display: flex;
  align-items: center;
  padding: 14px 16px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: var(--white);
  font-weight: 900;
  backdrop-filter: blur(12px);
}

.science-deep {
  padding: clamp(22px, 3vw, 30px);
  background: #f7faf9;
}

.science-deep::before {
  content: "";
  display: block;
  height: 150px;
  margin-bottom: 22px;
  border-radius: 8px;
  background: url("./assets/airzone-snow-mountains.jpg") center/cover;
}

.science-deep p {
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.62;
}

.source-links {
  display: grid;
  gap: 10px;
  margin-top: 28px;
}

.source-links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 46px;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--white);
  color: #00677d;
  font-weight: 900;
}

.source-links a::after {
  content: "↗";
  color: var(--red);
}

.intro-copy p,
.why-grid p,
.sport-edge-copy p,
.service-card p,
.science-main p,
.science-deep p,
.goal-card p,
.proof-copy p,
.trust-grid p,
.faq p,
.contact-note {
  text-align: left;
  hyphens: manual;
  overflow-wrap: break-word;
}

.pathways {
  padding-top: 72px;
}

.pathway-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.pathway-grid article {
  min-height: 260px;
  padding: 24px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--white);
  box-shadow: var(--shadow);
}

.pathway-grid span {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  margin-bottom: 34px;
  padding: 0 10px;
  border-radius: 8px;
  background: var(--ice);
  color: #00677d;
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.pathway-grid p {
  margin: 14px 0 0;
}

.goals {
  width: 100%;
  padding-left: max(18px, calc((100vw - 1180px) / 2));
  padding-right: max(18px, calc((100vw - 1180px) / 2));
}

.goals-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 16px;
}

.goal-card {
  position: relative;
  isolation: isolate;
  grid-column: span 2;
  min-height: 286px;
  display: grid;
  align-content: space-between;
  padding: 24px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background-position: center;
  background-size: cover;
  color: var(--white);
  overflow: hidden;
}

.goal-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, rgba(6, 14, 20, 0.42), rgba(6, 14, 20, 0.86));
}

.goal-card.goal-combat {
  grid-column: span 4;
  box-shadow: var(--shadow);
}

.goal-endurance {
  background-image: url("./assets/airzone-goal-vo2max.jpg");
}

.goal-combat {
  background-image: url("./assets/airzone-boxing-session.jpg");
}

.goal-mountains {
  background-image: url("./assets/airzone-mountain-panorama.jpg");
}

.goal-mountains::before {
  background: linear-gradient(180deg, rgba(6, 14, 20, 0.18), rgba(6, 14, 20, 0.74));
}

.goal-return {
  background-image: url("./assets/airzone-goal-return-recovery.jpg");
}

.goal-return::before {
  background: linear-gradient(180deg, rgba(6, 14, 20, 0.2), rgba(6, 14, 20, 0.74));
}

.goal-shape {
  background-image: url("./assets/airzone-yoga-pilates-session.jpg");
}

.goal-card span {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 8px;
  background: var(--ice);
  color: #00677d;
  font-weight: 900;
}

.goal-card span {
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--white);
}

.goal-card h3 {
  margin-top: 52px;
}

.goal-card p {
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.78);
}

.goal-card.goal-combat p {
  max-width: 640px;
}

.steps,
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.steps article,
.price-card {
  padding: 24px;
}

.price-card {
  display: flex;
  flex-direction: column;
}

.steps span {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 8px;
  margin-bottom: 48px;
  background: var(--ice);
  color: #00677d;
  font-weight: 900;
}

.pricing {
  width: 100%;
  background: #e9eeec;
  padding-left: max(18px, calc((100vw - 1180px) / 2));
  padding-right: max(18px, calc((100vw - 1180px) / 2));
}

.pricing-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.price-card.accent {
  border-color: rgba(239, 59, 45, 0.35);
  box-shadow: var(--shadow);
}

.price-card h3 {
  min-height: 54px;
}

.price-card p {
  margin: 0;
  min-height: 68px;
}

.price-card .price-card-note {
  min-height: 0;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}

.price-card ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.price-card li {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 13px 0;
  border-top: 1px solid var(--line);
}

.price-card strong {
  white-space: nowrap;
}

.pricing-note {
  margin-bottom: 0;
}

.proof {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 36px;
  align-items: center;
}

.proof-media {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.proof-gallery {
  display: grid;
  gap: 12px;
  aspect-ratio: auto;
  overflow: visible;
  box-shadow: none;
}

.proof-gallery img {
  aspect-ratio: 16 / 9;
  min-height: 0;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.proof-gallery img:first-child {
  aspect-ratio: 16 / 10;
}

.proof-copy .button {
  margin-top: 18px;
}

.proof-copy p {
  margin-top: 22px;
}

.trust {
  padding-top: clamp(64px, 8vw, 104px);
}

.trust-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.95fr 0.95fr;
  gap: 16px;
}

.trust-grid article {
  min-height: 220px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
}

.trust-grid strong {
  display: block;
  font-size: 23px;
  line-height: 1.18;
}

.trust-grid p {
  margin: 16px 0 0;
}

.trust-grid .button {
  margin-top: 22px;
}

.trust-score {
  background:
    linear-gradient(135deg, rgba(0, 167, 200, 0.12), rgba(117, 184, 67, 0.12)),
    var(--white);
}

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

.faq details {
  padding: 20px 22px;
}

.faq summary {
  cursor: pointer;
  font-weight: 900;
  font-size: 18px;
}

.faq p {
  margin-bottom: 0;
}

.contact {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(24px, 5vw, 56px);
  align-items: start;
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto 18px;
  padding: clamp(38px, 6vw, 64px);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(0, 167, 200, 0.92), rgba(7, 14, 20, 0.94)),
    radial-gradient(circle at 12% 0%, rgba(117, 184, 67, 0.2), transparent 34%),
    #071018;
  color: var(--white);
}

.contact p {
  color: rgba(255, 255, 255, 0.78);
  font-size: 18px;
}

.contact-note {
  max-width: 520px;
}

.contact-facts {
  display: grid;
  gap: 9px;
  max-width: 540px;
  margin: 22px 0 24px;
}

.contact-facts span {
  display: block;
  padding: 11px 13px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.9);
  font-size: 15px;
  font-weight: 750;
}

.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.social-links a {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 12px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
  font-weight: 900;
}

.contact-card {
  align-self: stretch;
  display: grid;
  align-content: start;
  gap: 18px;
  padding: clamp(22px, 3vw, 32px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.94);
  color: var(--ink);
  box-shadow: var(--shadow);
}

.contact-card h3 {
  margin: 0;
  font-size: clamp(26px, 3vw, 36px);
}

.contact-card p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

.contact-details {
  display: grid;
  gap: 10px;
}

.contact-details a,
.contact-details div {
  display: grid;
  gap: 5px;
  min-height: 76px;
  padding: 14px 16px;
  border: 1px solid rgba(11, 17, 23, 0.09);
  border-radius: 8px;
  background: #f7fbfb;
}

.contact-details a {
  color: inherit;
}

.contact-details span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.contact-details strong {
  color: var(--ink);
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.2;
}

.contact-privacy-note {
  padding: 14px 16px;
  border-left: 4px solid var(--accent-green);
  border-radius: 8px;
  background: rgba(117, 184, 67, 0.12);
}

.contact-privacy-note a {
  color: #00677d;
  font-weight: 900;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  padding: 24px 0 34px;
  color: var(--muted);
  font-size: 14px;
}

.footer a {
  font-weight: 800;
}

.legal-page {
  background: #f3f6f5;
}

.legal-page .site-header {
  background: rgba(255, 255, 255, 0.94);
  color: var(--ink);
  box-shadow: 0 12px 36px rgba(8, 22, 35, 0.08);
  backdrop-filter: blur(18px);
}

.legal-page .brand-logo {
  filter: brightness(0) drop-shadow(0 8px 18px rgba(8, 22, 35, 0.12));
}

.legal-main {
  width: min(940px, calc(100% - 36px));
  margin: 0 auto;
  padding: 150px 0 72px;
}

.legal-document {
  padding: clamp(24px, 5vw, 56px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.legal-document h1 {
  margin: 0;
  font-size: clamp(38px, 7vw, 72px);
  line-height: 0.98;
}

.legal-date {
  margin: 18px 0 34px;
  color: var(--muted);
  font-weight: 800;
}

.legal-document h2 {
  margin: 34px 0 12px;
  font-size: clamp(24px, 3vw, 34px);
}

.legal-document h3 {
  margin: 24px 0 10px;
  font-size: 18px;
}

.legal-document p,
.legal-document li {
  color: #35414d;
}

.legal-document ul,
.legal-document ol {
  display: grid;
  gap: 8px;
  padding-left: 22px;
}

.legal-document a {
  color: #00677d;
  font-weight: 800;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.legal-document code {
  padding: 2px 6px;
  border-radius: 6px;
  background: #eef5f6;
  color: #15313a;
  font-size: 0.92em;
}

.cookie-declaration-panel {
  margin: 18px 0 30px;
  padding: clamp(16px, 3vw, 24px);
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8fbfa;
}

.cookie-declaration-panel table {
  width: 100%;
}

.cookie-declaration-panel :is(table, th, td) {
  max-width: 100%;
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: 1fr auto;
    row-gap: 8px;
    padding: 12px 22px 10px;
  }

  .nav {
    grid-column: 1 / -1;
    justify-self: stretch;
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding: 2px 0 4px;
    font-size: 13px;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }

  .nav::-webkit-scrollbar {
    display: none;
  }

  .nav a {
    flex: 0 0 auto;
    padding: 8px 10px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.14);
    opacity: 0.92;
    white-space: nowrap;
  }

  .nav a.nav-home {
    width: 34px;
    height: 34px;
    padding: 0;
  }

  .site-header.is-scrolled .nav a {
    background: rgba(5, 119, 145, 0.08);
  }

  .hero {
    min-height: 780px;
  }

  .hero-inner {
    padding-top: 116px;
  }

  .intro-grid,
  .split,
  .why-panel,
  .why-content,
  .sport-edge,
  .science-grid,
  .science-advanced-panel,
  .benefit-list,
  .proof,
  .contact {
    grid-template-columns: 1fr;
  }

  .service-grid,
  .basics-grid,
  .steps,
  .pathway-grid,
  .gallery-grid,
  .trust-grid,
  .goals-grid,
  .pricing-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .gallery-wide {
    grid-column: span 1;
  }

  .goal-card,
  .goal-card.goal-combat {
    grid-column: auto;
  }

  .why-panel,
  .sport-edge-copy,
  .science-advanced-panel,
  .science-main,
  .science-deep,
  .pathway-grid article,
  .goal-card,
  .price-card {
    padding: 22px;
  }

  .sport-edge-media {
    min-height: 300px;
  }

  .why-video video {
    min-height: 360px;
  }

  .contact-actions {
    justify-self: start;
  }
}

@media (max-width: 640px) {
  .site-header {
    padding: 12px 14px 9px;
    background: rgba(255, 255, 255, 0.94);
    color: var(--ink);
    box-shadow: 0 10px 28px rgba(8, 22, 35, 0.08);
    backdrop-filter: blur(18px);
  }

  .brand,
  .brand-logo {
    min-width: 0;
  }

  .brand-logo {
    width: 132px;
    height: 56px;
    filter: drop-shadow(0 8px 18px rgba(8, 22, 35, 0.12));
  }

  .header-phone {
    display: none;
  }

  .nav {
    gap: 6px;
    margin: 0 -4px;
  }

  .nav a {
    padding: 7px 9px;
    background: rgba(5, 119, 145, 0.08);
  }

  .nav a.nav-home {
    width: 32px;
    height: 32px;
    padding: 0;
  }

  .hero {
    min-height: 690px;
    align-items: end;
  }

  .hero-inner {
    width: min(100% - 28px, 1180px);
    padding: 112px 0 78px;
  }

  .hero h1 {
    font-size: clamp(52px, 16vw, 76px);
    line-height: 0.92;
  }

  .hero-lead {
    margin-top: 20px;
    font-size: 18px;
  }

  .hero-location {
    min-height: 36px;
    margin-top: 18px;
    font-size: 13px;
  }

  .hero-actions {
    display: grid;
    margin-top: 24px;
  }

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

  .section {
    width: min(100% - 28px, 1180px);
    padding: 58px 0;
  }

  .section.pricing {
    width: 100%;
    padding-left: 14px;
    padding-right: 14px;
  }

  .section-head {
    margin-bottom: 24px;
  }

  .services-head h2 span {
    white-space: normal;
  }

  .headline-line {
    white-space: normal;
  }

  .process .section-head h2,
  .science-mechanisms .section-head h2 {
    white-space: normal;
  }

  .mechanism-list,
  .why-grid,
  .gallery-grid,
  .basics-grid,
  .service-grid,
  .pathway-grid,
  .steps,
  .trust-grid,
  .goals-grid,
  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .intro-grid,
  .split,
  .sport-edge {
    gap: 22px;
  }

  .intro-visual {
    min-height: clamp(260px, 72vw, 360px);
    height: auto;
  }

  .why {
    padding-top: 52px;
  }

  .why-panel {
    padding: 20px;
  }

  .sport-edge-media {
    min-height: 240px;
  }

  .why-video video {
    min-height: 260px;
  }

  .gallery {
    padding-top: 52px;
  }

  .trust {
    padding-top: 52px;
  }

  .gallery-item {
    min-height: 230px;
  }

  .why-grid article,
  .basics-grid article,
  .pathway-grid article,
  .service-card,
  .steps article,
  .trust-grid article,
  .goal-card,
  .price-card,
  .faq details {
    min-height: auto;
    padding: 20px;
  }

  .why-grid article {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .why-grid span {
    margin-bottom: 8px;
  }

  .basics-grid span {
    margin-bottom: 24px;
  }

  .service-card h3,
  .service-card p {
    min-height: auto;
  }

  .service-points {
    margin-top: 16px;
  }

  .science-main {
    min-height: 0;
    padding: 22px;
  }

  .science-main p {
    font-size: 16px;
    line-height: 1.6;
  }

  .mechanism-list {
    margin-top: 26px;
  }

  .mechanism-list span {
    min-height: 58px;
  }

  .science-deep {
    padding: 22px;
  }

  .goal-card h3 {
    margin-top: 34px;
  }

  .steps span {
    margin-bottom: 28px;
  }

  .price-card p {
    min-height: auto;
  }

  .price-card h3 {
    min-height: auto;
  }

  .price-card li {
    align-items: flex-start;
  }

  h2 {
    font-size: clamp(32px, 10vw, 42px);
    line-height: 1.12;
  }

  h3 {
    font-size: 22px;
    line-height: 1.18;
  }

  .button {
    min-height: 52px;
    padding: 0 16px;
    text-align: center;
  }

  .contact {
    width: min(100% - 28px, 1180px);
    padding: 34px 20px;
  }

  .contact-actions .button {
    width: 100%;
  }

  .social-links a {
    flex: 1 1 auto;
    justify-content: center;
  }

  .contact-card {
    padding: 18px;
  }

  .footer {
    display: grid;
    width: min(100% - 28px, 1180px);
    padding-bottom: 34px;
  }

  .legal-main {
    width: min(100% - 28px, 940px);
    padding-top: 142px;
  }
}

@media (max-width: 980px) {
  .science-intro-grid,
  .mechanism-layout,
  .protocol-panel,
  .evidence-layout,
  .science-text-cards,
  .science-closing {
    grid-template-columns: 1fr;
  }

  .mechanism-layout {
    grid-template-areas: none;
  }

  .mechanism-left,
  .mechanism-card-grid {
    display: grid;
    gap: 16px;
  }

  .mechanism-feature {
    grid-area: auto;
    min-height: auto;
    height: clamp(300px, 62vw, 520px);
  }

  .physiology-overview {
    min-height: 0;
    grid-template-columns: 1fr;
    grid-template-areas: none;
  }

  .physiology-backdrop {
    grid-area: auto;
    min-height: clamp(320px, 64vw, 520px);
  }

  .physiology-content {
    display: grid;
    gap: 16px;
    width: 100%;
  }

  .physiology-content .physiology-card:nth-child(1),
  .physiology-content .physiology-card:nth-child(2),
  .physiology-content .physiology-card:nth-child(3),
  .physiology-content .physiology-card:nth-child(4) {
    grid-area: auto;
  }

  .mechanism-left {
    grid-template-rows: auto auto;
  }

  .mechanism-left article,
  .mechanism-card-grid article:nth-child(1),
  .mechanism-card-grid article:nth-child(2),
  .mechanism-card-grid article:nth-child(3) {
    grid-area: auto;
  }

  .science-method-grid,
  .physiology-content,
  .research-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .science-intro-visual-portrait {
    min-height: clamp(320px, 64vw, 520px);
  }

  .science-advanced-panel > h2 {
    white-space: normal;
  }

  .science-closing-actions {
    justify-content: flex-start;
  }
}

@media (max-width: 640px) {
  .science-hero {
    min-height: 760px;
  }

  .science-hero-inner {
    padding: 132px 0 44px;
  }

  .science-hero h1 {
    font-size: clamp(48px, 16vw, 74px);
  }

  .science-method-grid,
  .physiology-content,
  .mechanism-card-grid,
  .research-grid {
    grid-template-columns: 1fr;
  }

  .mechanism-feature {
    height: clamp(240px, 76vw, 380px);
  }

  .physiology-overview {
    gap: 12px;
  }

  .physiology-backdrop {
    min-height: clamp(250px, 72vw, 360px);
  }

  .physiology-content {
    gap: 12px;
  }

  .physiology-card {
    min-height: auto;
    padding: 20px;
  }

  .science-method-grid article,
  .physiology-card,
  .mechanism-card-grid article,
  .mechanism-left article,
  .research-grid article {
    min-height: auto;
    padding: 22px;
  }

  .science-label,
  .mechanism-card-grid article > span {
    margin-bottom: 24px;
  }

  .science-cta {
    align-items: flex-start;
    flex-direction: column;
  }

  .science-cta .button,
  .science-closing-actions .button {
    width: 100%;
  }
}