@font-face {
  font-family: "Sofia Sans Extra Condensed";
  src: url("assets/fonts/sofia-sans-extra-condensed.woff2") format("woff2");
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
}

@font-face {
  font-family: "Golos Text";
  src: url("assets/fonts/golos-text.woff2") format("woff2");
  font-style: normal;
  font-weight: 400 900;
  font-display: swap;
}

@font-face {
  font-family: "IBM Plex Mono";
  src: url("assets/fonts/ibm-plex-mono-regular.woff2") format("woff2");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: "IBM Plex Mono";
  src: url("assets/fonts/ibm-plex-mono-medium.woff2") format("woff2");
  font-style: normal;
  font-weight: 500;
  font-display: swap;
}

:root {
  --paper: #f4f7fb;
  --ink: #111212;
  --violet: #3a2995;
  --line: #a9c4d4;
  --line-soft: rgba(55, 107, 137, 0.18);
  --white: #ffffff;
  --muted: #5f6972;
  --header-height: 82px;
  --display: "Sofia Sans Extra Condensed", "Arial Narrow", sans-serif;
  --body: "Golos Text", Arial, sans-serif;
  --mono: "IBM Plex Mono", monospace;
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  color: var(--ink);
  background-color: var(--paper);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

body::before {
  position: fixed;
  z-index: -1;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(55, 107, 137, 0.055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(55, 107, 137, 0.055) 1px, transparent 1px);
  background-size: 40px 40px;
  content: "";
  pointer-events: none;
}

::selection {
  color: var(--white);
  background: var(--violet);
}

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

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

button,
input,
textarea,
select {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid var(--violet);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  z-index: 200;
  top: 12px;
  left: 12px;
  padding: 12px 18px;
  color: var(--white);
  background: var(--violet);
  font-family: var(--mono);
  font-size: 12px;
  transform: translateY(-160%);
  transition: transform 180ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.shell {
  width: min(calc(100% - 112px), 1320px);
  margin-inline: auto;
}

.section {
  position: relative;
  isolation: isolate;
  overflow: clip;
}

.section-light {
  background: rgba(244, 247, 251, 0.92);
}

.section-axis {
  position: absolute;
  z-index: 3;
  top: 0;
  bottom: 0;
  left: max(18px, calc((100vw - 1320px) / 2 - 24px));
  width: 24px;
  border-left: 1px solid rgba(58, 41, 149, 0.4);
  pointer-events: none;
}

.section-axis span {
  position: absolute;
  top: 124px;
  left: -5px;
  width: 9px;
  height: 9px;
  border: 1px solid var(--violet);
  border-radius: 50%;
  background: var(--paper);
  box-shadow: 0 0 0 6px var(--paper), 0 0 0 7px rgba(58, 41, 149, 0.35);
}

.section-axis span::before,
.section-axis span::after {
  position: absolute;
  top: 50%;
  left: 50%;
  border: 1px solid rgba(58, 41, 149, 0.23);
  border-radius: 50%;
  content: "";
  transform: translate(-50%, -50%) rotate(-32deg);
}

.section-axis span::before {
  width: 34px;
  height: 13px;
}

.section-axis span::after {
  width: 46px;
  height: 17px;
  transform: translate(-50%, -50%) rotate(31deg);
}

.section-axis-dark {
  border-color: rgba(169, 196, 212, 0.3);
}

.section-axis-dark span {
  border-color: var(--line);
  background: var(--ink);
  box-shadow: 0 0 0 6px var(--ink), 0 0 0 7px rgba(169, 196, 212, 0.28);
}

.section-axis-dark span::before,
.section-axis-dark span::after {
  border-color: rgba(169, 196, 212, 0.26);
}

.section-axis-contact {
  border-color: rgba(255, 255, 255, 0.32);
}

.section-axis-contact span {
  border-color: var(--white);
  background: var(--violet);
  box-shadow: 0 0 0 6px var(--violet), 0 0 0 7px rgba(255, 255, 255, 0.3);
}

.section-axis-contact span::before,
.section-axis-contact span::after {
  border-color: rgba(255, 255, 255, 0.33);
}

.site-header {
  position: fixed;
  z-index: 100;
  top: 0;
  right: 0;
  left: 0;
  height: var(--header-height);
  border-bottom: 1px solid transparent;
  transition:
    background-color 220ms ease,
    border-color 220ms ease,
    box-shadow 220ms ease;
}

.site-header.is-scrolled {
  border-color: var(--line-soft);
  background: rgba(244, 247, 251, 0.92);
  box-shadow: 0 10px 35px rgba(17, 18, 18, 0.04);
  backdrop-filter: blur(16px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 16px;
}

.brand img {
  width: 108px;
  height: auto;
}

.brand-caption {
  padding-left: 16px;
  border-left: 1px solid var(--line-soft);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 8px;
  line-height: 1.45;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(18px, 1.6vw, 30px);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.035em;
}

.site-nav > a:not(.nav-contact) {
  position: relative;
  padding-block: 8px;
  color: #39434a;
}

.site-nav > a:not(.nav-contact)::after {
  position: absolute;
  right: 0;
  bottom: 1px;
  left: 0;
  height: 1px;
  background: var(--violet);
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 200ms var(--ease);
}

.site-nav > a:hover::after,
.site-nav > a.is-active::after {
  transform: scaleX(1);
  transform-origin: left;
}

.site-nav > a.is-active {
  color: var(--violet);
}

.nav-contact {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 17px;
  border: 1px solid var(--violet);
  color: var(--white);
  background: var(--violet);
  transition:
    color 180ms ease,
    background-color 180ms ease;
}

.nav-contact:hover {
  color: var(--violet);
  background: transparent;
}

.menu-toggle {
  display: none;
  width: 46px;
  height: 46px;
  padding: 0;
  border: 1px solid var(--line-soft);
  color: var(--ink);
  background: transparent;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 20px;
  height: 1px;
  margin: 6px auto;
  background: currentColor;
  transition: transform 200ms ease;
}

.menu-toggle[aria-expanded="true"] span:first-child {
  transform: translateY(3.5px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:last-child {
  transform: translateY(-3.5px) rotate(-45deg);
}

.hero {
  min-height: 100svh;
  padding-top: calc(var(--header-height) + 56px);
  background:
    radial-gradient(circle at 79% 42%, rgba(58, 41, 149, 0.075), transparent 28%),
    linear-gradient(90deg, rgba(244, 247, 251, 0.9), rgba(244, 247, 251, 0.58));
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(420px, 0.92fr);
  grid-template-rows: auto auto;
  align-items: center;
  min-height: calc(100svh - var(--header-height) - 56px);
  column-gap: clamp(40px, 5vw, 88px);
}

.hero-copy {
  position: relative;
  z-index: 2;
  padding-block: 48px 72px;
}

.eyebrow,
.section-kicker,
.section-kicker-row {
  display: flex;
  align-items: center;
  color: var(--violet);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.eyebrow {
  gap: 16px;
  margin: 0 0 26px;
}

.eyebrow span + span {
  display: inline-flex;
  align-items: center;
  gap: 16px;
}

.eyebrow span + span::before {
  width: 28px;
  height: 1px;
  background: currentColor;
  content: "";
}

.hero-title {
  max-width: 800px;
  margin: 0;
  font-family: var(--display);
  font-size: clamp(78px, 8.2vw, 132px);
  font-weight: 590;
  line-height: 0.76;
  letter-spacing: -0.035em;
}

.hero-title span {
  display: block;
  margin-top: 0.16em;
  color: var(--violet);
  font-size: 0.55em;
  font-weight: 530;
  line-height: 0.92;
  letter-spacing: -0.016em;
}

.hero-lead {
  max-width: 690px;
  margin: 32px 0 0;
  color: #45515a;
  font-size: clamp(16px, 1.25vw, 19px);
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 30px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  min-height: 56px;
  padding: 0 22px;
  border: 1px solid var(--violet);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.03em;
  transition:
    color 200ms ease,
    background-color 200ms ease,
    transform 200ms var(--ease);
}

.button-primary {
  color: var(--white);
  background: var(--violet);
}

.button:hover {
  color: var(--violet);
  background: transparent;
  transform: translateY(-2px);
}

.button span {
  font-size: 18px;
  line-height: 1;
}

.text-link {
  position: relative;
  display: inline-flex;
  gap: 12px;
  align-items: center;
  padding-block: 8px;
  font-family: var(--mono);
  font-size: 11px;
}

.text-link::after {
  position: absolute;
  right: 0;
  bottom: 2px;
  left: 0;
  height: 1px;
  background: var(--ink);
  content: "";
  transform: scaleX(0.24);
  transform-origin: left;
  transition: transform 220ms var(--ease);
}

.text-link:hover::after {
  transform: scaleX(1);
}

.trajectory {
  position: relative;
  width: min(100%, 610px);
  aspect-ratio: 1;
  justify-self: end;
}

.trajectory::before,
.trajectory::after {
  position: absolute;
  z-index: 1;
  width: 9px;
  height: 9px;
  border: 1px solid var(--violet);
  border-radius: 50%;
  background: var(--paper);
  content: "";
}

.trajectory::before {
  top: -4px;
  left: -4px;
}

.trajectory::after {
  right: -4px;
  bottom: -4px;
}

.trajectory-grid {
  position: absolute;
  inset: 0;
  border: 1px solid var(--line-soft);
  background-image:
    linear-gradient(to right, rgba(55, 107, 137, 0.12) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(55, 107, 137, 0.12) 1px, transparent 1px),
    linear-gradient(to right, rgba(55, 107, 137, 0.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(55, 107, 137, 0.05) 1px, transparent 1px);
  background-size: 80px 80px, 80px 80px, 16px 16px, 16px 16px;
  mask-image: linear-gradient(135deg, rgba(0, 0, 0, 0.1), #000 32%, #000 76%, rgba(0, 0, 0, 0.15));
}

.trajectory svg {
  position: absolute;
  z-index: 2;
  inset: 0;
  overflow: visible;
}

.axis-line {
  stroke: rgba(55, 107, 137, 0.28);
  stroke-width: 1;
  stroke-dasharray: 4 5;
}

.orbit {
  fill: none;
  stroke: var(--violet);
  stroke-width: 1.25;
  stroke-dasharray: 3 4;
  transform-origin: 320px 320px;
}

.orbit-a {
  opacity: 0.9;
}

.orbit-b {
  opacity: 0.52;
}

.orbit-c {
  opacity: 0.28;
}

.center-ring {
  fill: var(--paper);
  stroke: var(--violet);
  stroke-width: 1;
}

.center-dot,
.measure-dot {
  fill: var(--violet);
}

.measure-line {
  fill: none;
  stroke: rgba(58, 41, 149, 0.45);
  stroke-width: 1;
  stroke-dasharray: 2 5;
}

.orbit-group {
  animation: orbit-drift 28s linear infinite;
  transform-origin: 320px 320px;
}

.theta-mark {
  position: absolute;
  z-index: 4;
  top: 50%;
  left: 50%;
  color: var(--violet);
  font-family: var(--display);
  font-size: clamp(70px, 8vw, 112px);
  font-weight: 330;
  line-height: 1;
  transform: translate(-50%, -54%);
}

.trajectory-label,
.trajectory-caption {
  position: absolute;
  z-index: 5;
  padding: 4px 7px;
  color: var(--violet);
  background: var(--paper);
  font-family: var(--mono);
  font-size: 8px;
  line-height: 1.45;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.label-top {
  top: 10%;
  left: 43%;
}

.label-right {
  top: 41%;
  right: -2%;
}

.label-left {
  bottom: 26%;
  left: -2%;
}

.trajectory-caption {
  right: 10px;
  bottom: 10px;
  color: var(--muted);
}

.hero-domains {
  display: grid;
  grid-column: 1 / -1;
  grid-template-columns: repeat(3, 1fr);
  align-self: end;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-soft);
  list-style: none;
}

.hero-domains li {
  position: relative;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  padding: 19px 26px 22px 0;
}

.hero-domains li + li {
  padding-left: 26px;
  border-left: 1px solid var(--line-soft);
}

.hero-domains span {
  font-family: var(--display);
  font-size: 24px;
  font-weight: 600;
  line-height: 1;
}

.hero-domains small {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 8px;
  line-height: 1.4;
  letter-spacing: 0.03em;
  text-align: right;
  text-transform: uppercase;
}

.split-heading {
  display: grid;
  grid-template-columns: minmax(180px, 0.34fr) minmax(0, 1fr);
  gap: clamp(40px, 6vw, 104px);
  padding-block: 150px 100px;
}

.section-kicker {
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

.section-kicker-row {
  justify-content: space-between;
  width: 100%;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line-soft);
}

.section-coordinate {
  color: var(--muted);
  font-weight: 400;
  text-transform: none;
}

.section-title {
  max-width: 900px;
  margin: 0;
  font-family: var(--display);
  font-size: clamp(52px, 5.4vw, 84px);
  font-weight: 570;
  line-height: 0.94;
  letter-spacing: -0.025em;
}

.body-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(30px, 4vw, 64px);
  margin-top: 52px;
}

.body-columns p {
  margin: 0;
  color: #48545c;
  font-size: 17px;
  line-height: 1.75;
}

.institute-strip {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-bottom: 135px;
  padding: 24px 0;
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  color: var(--violet);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.institute-strip i {
  flex: 1;
  height: 1px;
  background: var(--line-soft);
}

.research,
.patent {
  color: var(--white);
  background: var(--ink);
}

.research {
  padding-block: 140px 155px;
}

.section-kicker-dark {
  color: #c4baff;
}

.section-kicker-dark .section-coordinate {
  color: #87949e;
}

.section-kicker-dark.section-kicker-row {
  border-color: rgba(169, 196, 212, 0.22);
}

.research-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(260px, 0.42fr);
  align-items: end;
  gap: 60px;
  margin-top: 54px;
}

.section-title-inverse {
  color: var(--white);
}

.research-heading > p {
  margin: 0 0 7px;
  color: #aab4ba;
  font-size: 15px;
  line-height: 1.7;
}

.research-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 82px;
  border-top: 1px solid rgba(169, 196, 212, 0.22);
  border-left: 1px solid rgba(169, 196, 212, 0.22);
}

.research-card {
  position: relative;
  min-height: 440px;
  padding: 30px;
  overflow: hidden;
  border-right: 1px solid rgba(169, 196, 212, 0.22);
  border-bottom: 1px solid rgba(169, 196, 212, 0.22);
  transition:
    color 260ms ease,
    background-color 260ms ease;
}

.research-card:hover {
  color: var(--ink);
  background: var(--paper);
}

.research-card-accent {
  color: var(--white);
  background: var(--violet);
}

.research-card-accent:hover {
  color: var(--violet);
  background: var(--white);
}

.research-symbol {
  margin-bottom: 88px;
  color: #6f5bd4;
  font-family: var(--display);
  font-size: 90px;
  font-weight: 300;
  line-height: 0.8;
  transition: transform 420ms var(--ease);
}

.research-card:hover .research-symbol {
  transform: rotate(-8deg) scale(1.08);
}

.research-card-accent .research-symbol {
  color: #d6d0ff;
}

.card-label {
  margin: 0 0 20px;
  color: var(--violet);
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.research-card .card-label {
  color: #a9c4d4;
}

.research-card:hover .card-label {
  color: var(--violet);
}

.research-card h3 {
  max-width: 330px;
  margin: 0;
  font-family: var(--display);
  font-size: 34px;
  font-weight: 580;
  line-height: 1;
}

.research-card > p:not(.card-label) {
  max-width: 310px;
  margin: 20px 0 0;
  color: #9faab1;
  font-size: 13px;
  line-height: 1.65;
  transition: color 260ms ease;
}

.research-card:hover > p:not(.card-label) {
  color: #59656d;
}

.card-index {
  position: absolute;
  right: 26px;
  bottom: 22px;
  color: #687780;
  font-family: var(--mono);
  font-size: 9px;
}

.research-card-accent .card-index {
  color: #c6bfff;
}

.projects {
  padding-block: 145px 150px;
}

.projects-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.4fr);
  align-items: end;
  gap: 60px;
  margin-top: 54px;
}

.projects-heading > p {
  margin: 0 0 5px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}

.project-list {
  margin-top: 88px;
}

.project-card {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(420px, 0.92fr);
  min-height: 570px;
  border: 1px solid var(--line-soft);
  background: rgba(255, 255, 255, 0.68);
}

.project-card + .project-card {
  margin-top: 28px;
}

.project-card-reverse .media-slot {
  order: 2;
}

.project-card-reverse .project-content {
  order: 1;
  border-right: 1px solid var(--line-soft);
  border-left: 0;
}

.media-slot {
  position: relative;
  display: grid;
  min-height: 100%;
  overflow: hidden;
  place-items: center;
  background:
    linear-gradient(135deg, transparent 49.7%, rgba(58, 41, 149, 0.18) 50%, transparent 50.3%),
    linear-gradient(45deg, transparent 49.7%, rgba(58, 41, 149, 0.18) 50%, transparent 50.3%),
    repeating-linear-gradient(135deg, rgba(169, 196, 212, 0.12) 0 1px, transparent 1px 13px),
    #edf3f8;
}

.media-slot-filled {
  background: var(--paper);
}

.media-slot-filled::before,
.media-slot-filled::after {
  display: none;
}

.media-slot-filled img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.media-slot::before,
.media-slot::after {
  position: absolute;
  background: rgba(58, 41, 149, 0.22);
  content: "";
}

.media-slot::before {
  top: 50%;
  right: 0;
  left: 0;
  height: 1px;
}

.media-slot::after {
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
}

.media-corner {
  position: absolute;
  z-index: 2;
  width: 28px;
  height: 28px;
  border-color: var(--violet);
  border-style: solid;
}

.media-corner-tl {
  top: 22px;
  left: 22px;
  border-width: 1px 0 0 1px;
}

.media-corner-br {
  right: 22px;
  bottom: 22px;
  border-width: 0 1px 1px 0;
}

.media-slot-label {
  position: relative;
  z-index: 3;
  padding: 15px 20px;
  border: 1px solid rgba(58, 41, 149, 0.32);
  color: var(--violet);
  background: rgba(244, 247, 251, 0.9);
  font-family: var(--mono);
  font-size: 9px;
  line-height: 1.6;
  letter-spacing: 0.08em;
  text-align: center;
  text-transform: uppercase;
}

.media-slot-code {
  position: absolute;
  z-index: 3;
  right: 22px;
  bottom: 20px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 8px;
}

.project-content {
  display: flex;
  flex-direction: column;
  padding: clamp(42px, 5vw, 74px);
  border-left: 1px solid var(--line-soft);
}

.project-content h3 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(42px, 4.3vw, 64px);
  font-weight: 570;
  line-height: 0.95;
}

.project-content > p:not(.card-label) {
  margin: 32px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.75;
}

.project-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: auto;
  padding-top: 36px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.project-meta span {
  color: var(--muted);
}

.project-meta strong {
  color: var(--violet);
  font-weight: 500;
  text-align: right;
}

.prospects {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(430px, 0.8fr);
  gap: clamp(50px, 8vw, 130px);
  margin-top: 28px;
  padding: clamp(46px, 6vw, 86px);
  color: var(--white);
  background: var(--violet);
}

.prospects .card-label {
  color: #d4ceff;
}

.prospects h3 {
  max-width: 590px;
  margin: 0;
  font-family: var(--display);
  font-size: clamp(44px, 5vw, 72px);
  font-weight: 550;
  line-height: 0.94;
}

.prospects ul {
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.24);
  list-style: none;
}

.prospects li {
  position: relative;
  padding: 19px 38px 19px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.24);
  font-size: 14px;
}

.prospects li::after {
  position: absolute;
  top: 50%;
  right: 3px;
  color: #c7bfff;
  font-family: var(--mono);
  content: "+";
  transform: translateY(-50%);
}

.patent {
  padding-block: 145px;
}

.patent-grid {
  display: grid;
  grid-template-columns: minmax(350px, 0.74fr) minmax(0, 1.26fr);
  align-items: center;
  gap: clamp(60px, 9vw, 150px);
}

.patent-figure {
  margin: 0;
}

.patent-image-wrap {
  position: relative;
  max-width: 470px;
  padding: 18px;
  border: 1px solid rgba(169, 196, 212, 0.28);
}

.patent-image-wrap::before,
.patent-image-wrap::after {
  position: absolute;
  z-index: 2;
  width: 44px;
  height: 44px;
  border-color: #c4baff;
  border-style: solid;
  content: "";
}

.patent-image-wrap::before {
  top: -1px;
  left: -1px;
  border-width: 2px 0 0 2px;
}

.patent-image-wrap::after {
  right: -1px;
  bottom: -1px;
  border-width: 0 2px 2px 0;
}

.patent-image-wrap img {
  width: 100%;
  filter: saturate(0.75) contrast(1.04);
}

.patent-figure figcaption,
.book-figure figcaption {
  margin-top: 13px;
  color: #82919a;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.patent-copy .section-kicker {
  padding-bottom: 22px;
  border-bottom: 1px solid rgba(169, 196, 212, 0.22);
}

.patent-number {
  margin: 54px 0 16px;
  color: #c4baff;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.patent-copy .section-title {
  max-width: 730px;
}

.patent-intro {
  max-width: 650px;
  margin: 34px 0 0;
  color: #aab4ba;
  font-size: 15px;
  line-height: 1.75;
}

.patent-data {
  margin: 56px 0 0;
}

.patent-data > div {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  gap: 34px;
  padding: 22px 0;
  border-top: 1px solid rgba(169, 196, 212, 0.22);
}

.patent-data > div:last-child {
  border-bottom: 1px solid rgba(169, 196, 212, 0.22);
}

.patent-data dt {
  color: #82919a;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.patent-data dd {
  margin: 0;
  color: #d9dfe3;
  font-size: 13px;
  line-height: 1.65;
}

.publications {
  padding-block: 145px 150px;
}

.publication-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(360px, 0.48fr);
  gap: clamp(70px, 11vw, 170px);
  align-items: center;
  margin-top: 68px;
}

.publication-copy > p {
  max-width: 650px;
  margin: 40px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.75;
}

.book-title-block {
  display: flex;
  flex-direction: column;
  max-width: 650px;
  margin-top: 68px;
  padding: 28px 0;
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.book-title-block span,
.book-title-block small {
  color: var(--violet);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.book-title-block strong {
  margin: 11px 0;
  font-family: var(--display);
  font-size: 42px;
  font-weight: 590;
  line-height: 1;
}

.book-figure {
  position: relative;
  margin: 0;
  padding: 18px;
  border: 1px solid var(--line-soft);
  background: rgba(255, 255, 255, 0.55);
}

.book-figure::before {
  position: absolute;
  z-index: -1;
  top: 38px;
  right: -28px;
  bottom: -28px;
  left: 38px;
  border: 1px solid rgba(58, 41, 149, 0.23);
  content: "";
}

.book-figure img {
  width: 100%;
  filter: contrast(1.04);
}

.book-figure figcaption {
  color: var(--muted);
}

.krylov-note {
  position: relative;
  display: grid;
  grid-template-columns: 120px 0.38fr 1fr 0.7fr;
  align-items: center;
  gap: 36px;
  margin-top: 130px;
  padding: 36px 0;
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.krylov-mark {
  color: var(--violet);
  font-family: var(--display);
  font-size: 90px;
  font-weight: 350;
  line-height: 0.7;
}

.krylov-note .card-label,
.krylov-note h3,
.krylov-note > p:last-child {
  margin: 0;
}

.krylov-note h3 {
  font-family: var(--display);
  font-size: 34px;
  font-weight: 580;
  line-height: 1;
}

.krylov-note > p:last-child {
  color: var(--muted);
  font-size: 13px;
}

.partnership {
  padding-block: 138px;
  border-top: 1px solid var(--line-soft);
  background:
    linear-gradient(90deg, rgba(169, 196, 212, 0.09) 1px, transparent 1px),
    var(--white);
  background-size: 25% 100%;
}

.partnership-grid {
  display: grid;
  grid-template-columns: 1.03fr 0.97fr;
  gap: clamp(70px, 10vw, 150px);
}

.partnership .section-title {
  margin-top: 42px;
}

.partner-list {
  border-top: 1px solid var(--line-soft);
}

.partner-list article {
  position: relative;
  padding: 35px 10px 38px 0;
  border-bottom: 1px solid var(--line-soft);
}

.partner-list article::after {
  position: absolute;
  top: 36px;
  right: 4px;
  color: var(--violet);
  font-family: var(--mono);
  content: "×";
}

.partner-list span {
  color: var(--violet);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.08em;
}

.partner-list h3 {
  margin: 14px 0 10px;
  font-family: var(--display);
  font-size: 38px;
  font-weight: 580;
  line-height: 1;
}

.partner-list p {
  max-width: 470px;
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.contact {
  padding-block: 135px 115px;
  color: var(--white);
  background: var(--violet);
}

.contact .card-label {
  color: #d4ceff;
}

.contact-heading h2 {
  max-width: 1100px;
  margin: 0;
  font-family: var(--display);
  font-size: clamp(68px, 8.2vw, 126px);
  font-weight: 520;
  line-height: 0.82;
  letter-spacing: -0.03em;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 90px;
  margin-top: 95px;
  padding-top: 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.3);
}

.contact-channel,
.contact-grid address {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  font-style: normal;
}

.contact-channel > span,
.contact-grid address > span {
  color: #d4ceff;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.contact-channel a {
  margin-top: 18px;
  padding-bottom: 5px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.6);
  font-family: var(--display);
  font-size: clamp(32px, 3.2vw, 50px);
  font-weight: 520;
  line-height: 1;
}

.contact-channel a[aria-disabled="true"] {
  cursor: default;
}

.contact-channel small {
  margin-top: 18px;
  color: #d4ceff;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.04em;
}

.contact-grid address p {
  max-width: 610px;
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.65;
}

.requisites {
  display: flex;
  gap: 24px;
  margin-top: 24px;
  color: #d4ceff;
  font-family: var(--mono);
  font-size: 9px;
}

.site-footer {
  padding-block: 36px;
  background: var(--white);
}

.footer-grid {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr) auto;
  align-items: center;
  gap: 45px;
}

.footer-brand img {
  width: 108px;
}

.footer-grid > p {
  max-width: 620px;
  margin: 0;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.5;
}

.copyright {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.js [data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 700ms var(--ease),
    transform 700ms var(--ease);
}

.js [data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes orbit-drift {
  to {
    transform: rotate(360deg);
  }
}

@media (min-width: 1041px) {
  .patent-figure {
    width: clamp(260px, 22vw, 330px);
    justify-self: center;
  }

  .patent-image-wrap {
    max-width: none;
    padding: 14px;
  }

  .patent-image-wrap img {
    height: auto;
  }

  .book-figure {
    width: clamp(240px, 19vw, 290px);
    padding: 14px;
    justify-self: end;
  }

  .book-figure img {
    height: auto;
  }

  .book-figure::before {
    top: 28px;
    right: -20px;
    bottom: -20px;
    left: 28px;
  }
}

@media (max-width: 1180px) {
  .brand-caption {
    display: none;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(360px, 0.76fr);
  }

  .hero-title {
    font-size: clamp(74px, 9vw, 108px);
  }

  .project-card {
    grid-template-columns: 1fr 1fr;
  }

  .project-content {
    padding: 48px;
  }

  .project-content h3 {
    font-size: 50px;
  }
}

@media (max-width: 1040px) {
  :root {
    --header-height: 72px;
  }

  .shell {
    width: min(calc(100% - 72px), 1320px);
  }

  .section-axis {
    left: 18px;
  }

  .js .menu-toggle {
    display: block;
  }

  .js .site-nav {
    position: fixed;
    z-index: -1;
    top: 0;
    right: 0;
    left: 0;
    height: 100dvh;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: calc(var(--header-height) + 30px) 36px 36px;
    border-bottom: 1px solid var(--line-soft);
    background: rgba(244, 247, 251, 0.98);
    box-shadow: 0 22px 40px rgba(17, 18, 18, 0.1);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-20px);
    transition:
      opacity 180ms ease,
      transform 220ms var(--ease);
  }

  .js .site-nav.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .js .site-nav > a:not(.nav-contact) {
    padding: 14px 0;
    border-bottom: 1px solid var(--line-soft);
    font-size: 13px;
  }

  .js .nav-contact {
    justify-content: center;
    margin-top: 24px;
  }

  html:not(.js) .site-header {
    position: relative;
    height: auto;
    border-bottom-color: var(--line-soft);
    background: var(--paper);
  }

  html:not(.js) .header-inner {
    align-items: flex-start;
    flex-direction: column;
    gap: 18px;
    padding-block: 18px;
  }

  html:not(.js) .site-nav {
    display: flex;
    flex-wrap: wrap;
    width: 100%;
  }

  html:not(.js) .nav-contact {
    min-height: 36px;
  }

  .hero {
    min-height: auto;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
    min-height: auto;
    padding-bottom: 0;
  }

  .hero-copy {
    padding: 70px 0 36px;
  }

  .hero-title {
    font-size: clamp(80px, 14vw, 118px);
  }

  .hero-title span {
    max-width: 700px;
  }

  .trajectory {
    width: min(76vw, 620px);
    margin-top: -20px;
    justify-self: end;
  }

  .hero-domains {
    margin-top: 52px;
  }

  .split-heading {
    grid-template-columns: 1fr;
  }

  .section-kicker {
    flex-direction: row;
    justify-content: space-between;
  }

  .research-heading,
  .projects-heading {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .research-heading > p,
  .projects-heading > p {
    max-width: 560px;
  }

  .research-card {
    min-height: 410px;
    padding: 24px;
  }

  .research-symbol {
    margin-bottom: 66px;
  }

  .project-card {
    grid-template-columns: 1fr;
  }

  .media-slot,
  .project-card-reverse .media-slot {
    order: 1;
    min-height: 440px;
  }

  .project-content,
  .project-card-reverse .project-content {
    order: 2;
    min-height: 490px;
    border-top: 1px solid var(--line-soft);
    border-right: 0;
    border-left: 0;
  }

  .prospects {
    grid-template-columns: 1fr;
  }

  .prospects ul {
    margin-top: 10px;
  }

  .patent-grid {
    grid-template-columns: minmax(300px, 0.7fr) 1fr;
    gap: 55px;
  }

  .patent-data > div {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .publication-grid {
    gap: 60px;
  }

  .krylov-note {
    grid-template-columns: 80px 0.45fr 1fr;
  }

  .krylov-note > p:last-child {
    grid-column: 3;
  }

  .partnership-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .shell {
    width: calc(100% - 40px);
  }

  .section-axis {
    left: 9px;
  }

  .section-axis span {
    top: 85px;
  }

  .brand img {
    width: 92px;
  }

  .hero {
    padding-top: var(--header-height);
  }

  .hero-copy {
    padding-top: 55px;
  }

  .eyebrow {
    align-items: flex-start;
    flex-direction: column;
    gap: 6px;
  }

  .eyebrow span + span {
    gap: 9px;
  }

  .eyebrow span + span::before {
    width: 16px;
  }

  .hero-title {
    font-size: clamp(64px, 21vw, 92px);
    line-height: 0.78;
  }

  .hero-title span {
    font-size: 0.52em;
    line-height: 0.96;
  }

  .hero-lead {
    margin-top: 26px;
    font-size: 15px;
    line-height: 1.65;
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
    gap: 14px;
  }

  .button {
    width: 100%;
  }

  .text-link {
    align-self: flex-start;
  }

  .trajectory {
    width: 100%;
    margin-top: 28px;
  }

  .trajectory-label {
    font-size: 6px;
  }

  .label-right {
    right: 1%;
  }

  .label-left {
    left: 1%;
  }

  .hero-domains {
    grid-template-columns: 1fr;
  }

  .hero-domains li,
  .hero-domains li + li {
    padding: 15px 0;
    border-left: 0;
    border-bottom: 1px solid var(--line-soft);
  }

  .hero-domains span {
    font-size: 22px;
  }

  .split-heading,
  .research,
  .projects,
  .patent,
  .publications,
  .partnership,
  .contact {
    padding-block: 86px;
  }

  .split-heading {
    padding-bottom: 64px;
  }

  .section-kicker,
  .section-kicker-row {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }

  .section-title {
    font-size: clamp(46px, 14vw, 64px);
    line-height: 0.96;
  }

  .body-columns {
    grid-template-columns: 1fr;
    gap: 22px;
    margin-top: 34px;
  }

  .body-columns p {
    font-size: 15px;
  }

  .institute-strip {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 80px;
  }

  .institute-strip i {
    width: 100%;
    flex: 0 0 1px;
  }

  .research-heading,
  .projects-heading {
    margin-top: 36px;
  }

  .research-grid {
    grid-template-columns: 1fr;
    margin-top: 52px;
  }

  .research-card {
    min-height: 380px;
  }

  .research-symbol {
    margin-bottom: 60px;
  }

  .project-list {
    margin-top: 52px;
  }

  .media-slot,
  .project-card-reverse .media-slot {
    min-height: 320px;
  }

  .project-content,
  .project-card-reverse .project-content {
    min-height: 0;
    padding: 34px 25px;
  }

  .project-content h3 {
    font-size: 43px;
  }

  .project-content > p:not(.card-label) {
    margin-top: 24px;
    font-size: 14px;
  }

  .project-meta {
    align-items: flex-start;
    flex-direction: column;
    margin-top: 36px;
    gap: 8px;
  }

  .project-meta strong {
    text-align: left;
  }

  .prospects {
    padding: 34px 25px;
  }

  .prospects h3 {
    font-size: 45px;
  }

  .patent-grid {
    grid-template-columns: 1fr;
  }

  .patent-figure {
    width: 88%;
  }

  .patent-number {
    margin-top: 38px;
  }

  .patent-data {
    margin-top: 38px;
  }

  .publication-grid {
    grid-template-columns: 1fr;
    margin-top: 42px;
  }

  .book-title-block {
    margin-top: 45px;
  }

  .book-figure {
    width: 82%;
    margin-left: auto;
  }

  .krylov-note {
    grid-template-columns: 64px 1fr;
    gap: 22px;
    margin-top: 90px;
  }

  .krylov-mark {
    grid-row: 1 / span 2;
    font-size: 72px;
  }

  .krylov-note h3,
  .krylov-note > p:last-child {
    grid-column: 1 / -1;
  }

  .partnership {
    background-size: 50% 100%;
  }

  .partnership-grid {
    gap: 58px;
  }

  .partner-list h3 {
    font-size: 34px;
  }

  .contact-heading h2 {
    font-size: clamp(59px, 18vw, 86px);
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 48px;
    margin-top: 62px;
  }

  .contact-channel a {
    font-size: 31px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 22px;
  }
}

@media (max-width: 380px) {
  .shell {
    width: calc(100% - 32px);
  }

  .hero-title {
    font-size: 62px;
  }

  .section-title {
    font-size: 44px;
  }

  .project-content h3,
  .prospects h3 {
    font-size: 40px;
  }

  .contact-heading h2 {
    font-size: 57px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .js [data-reveal] {
    opacity: 1;
    transform: none;
  }
}