:root {
  --landing-bg: #fff8f7;
  --landing-surface: #ffffff;
  --landing-surface-strong: #291b1a;
  --landing-surface-soft: #f5e8e6;
  --landing-text: #291b1a;
  --landing-muted: #715b58;
  --landing-line: rgba(91, 64, 62, 0.18);
  --landing-accent: #bb1522;
  --landing-accent-contrast: #ffffff;
  --landing-positive: #08795f;
  --landing-warning: #9a5f00;
  --landing-header: rgba(255, 248, 247, 0.88);
  --landing-shadow: 0 20px 60px rgba(74, 42, 39, 0.12);
  --landing-intro-bg: #fff8f7;
  --landing-intro-mark: #bb1522;
  --landing-intro-ring: rgba(187, 21, 34, 0.2);
  --landing-container: min(1180px, calc(100vw - 48px));
  color-scheme: light;
}

:root[data-theme="classic"] {
  --landing-bg: #02090d;
  --landing-surface: #08171d;
  --landing-surface-strong: #eafcff;
  --landing-surface-soft: #0d222a;
  --landing-text: #edfaff;
  --landing-muted: #92aeb8;
  --landing-line: rgba(113, 236, 255, 0.17);
  --landing-accent: #00d7ff;
  --landing-accent-contrast: #00151b;
  --landing-positive: #42e6bc;
  --landing-warning: #f4cf5a;
  --landing-header: rgba(2, 9, 13, 0.86);
  --landing-shadow: 0 24px 72px rgba(0, 0, 0, 0.36);
  --landing-intro-bg: #02090d;
  --landing-intro-mark: #00d7ff;
  --landing-intro-ring: rgba(0, 215, 255, 0.24);
  color-scheme: dark;
}

:root[data-theme="ultra-black"] {
  --landing-bg: #08090a;
  --landing-surface: #141516;
  --landing-surface-strong: #f7f8f8;
  --landing-surface-soft: #1c1c1f;
  --landing-text: #f7f8f8;
  --landing-muted: #989da6;
  --landing-line: rgba(247, 248, 248, 0.14);
  --landing-accent: #f7f8f8;
  --landing-accent-contrast: #08090a;
  --landing-positive: #b8f5d6;
  --landing-warning: #f0d58a;
  --landing-header: rgba(8, 9, 10, 0.88);
  --landing-shadow: 0 24px 72px rgba(0, 0, 0, 0.4);
  --landing-intro-bg: #08090a;
  --landing-intro-mark: #f7f8f8;
  --landing-intro-ring: rgba(247, 248, 248, 0.2);
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--landing-bg);
}

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--landing-bg);
  color: var(--landing-text);
  font-family: Manrope, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

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

button,
input {
  font: inherit;
}

button {
  color: inherit;
}

svg,
img {
  display: block;
}

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

h1,
h2,
h3 {
  font-family: "Space Grotesk", Manrope, system-ui, sans-serif;
  letter-spacing: -0.045em;
}

.landing-page {
  min-height: 100vh;
  overflow: clip;
}

.landing-container {
  width: var(--landing-container);
  margin: 0 auto;
}

.container {
  width: var(--landing-container);
}

.skip-link {
  position: fixed;
  z-index: 120;
  top: 8px;
  left: 8px;
  padding: 12px 16px;
  border-radius: 999px;
  background: var(--landing-surface-strong);
  color: var(--landing-accent-contrast);
  transform: translateY(-160%);
  transition: transform 160ms ease-out;
}

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

.fortion-intro {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  height: 100dvh;
  overflow: hidden;
  background: var(--landing-intro-bg);
  color: var(--landing-intro-mark);
  animation: fortionIntroExit 720ms cubic-bezier(0.76, 0, 0.24, 1) 760ms forwards;
}

.fortion-intro-mark {
  position: absolute;
  top: 50dvh;
  left: 50%;
  display: grid;
  width: 88px;
  height: 88px;
  place-items: center;
  margin: -44px 0 0 -44px;
  animation: fortionMarkIntro 1.28s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.fortion-intro-mark::before {
  content: "";
  position: absolute;
  inset: -14px;
  border: 1px solid var(--landing-intro-ring);
  border-radius: 50%;
  animation: fortionRingIntro 1.1s ease-out both;
}

.fortion-intro-mark svg {
  width: 64px;
  height: 64px;
  filter: drop-shadow(0 16px 30px color-mix(in srgb, var(--landing-intro-mark) 20%, transparent));
}

.site-header {
  position: fixed;
  z-index: 60;
  top: 18px;
  left: 50%;
  width: min(1120px, calc(100vw - 32px));
  border: 0;
  background: transparent;
  backdrop-filter: none;
  transform: translateX(-50%);
}

.nav-island,
.site-header > .container.nav {
  display: grid;
  min-height: 64px;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 28px;
  border: 0;
  border-radius: 0;
  padding: 7px 8px 7px 22px;
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
  transition: min-height 220ms ease, box-shadow 220ms ease, background-color 220ms ease;
}

.site-header.is-compact .nav-island,
.site-header.is-compact > .container.nav {
  min-height: 56px;
  box-shadow: none;
}

.brand-lockup {
  width: 136px;
  height: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 26px;
  color: var(--landing-muted);
  font-size: 0.86rem;
  font-weight: 750;
}

.nav-links a,
.footer-links a {
  transition: color 180ms ease;
}

.nav-links a:hover,
.footer-links a:hover {
  color: var(--landing-accent);
}

.nav-actions,
.language-switch {
  display: flex;
  align-items: center;
}

.nav-actions {
  gap: 8px;
}

.language-switch {
  position: relative;
  display: grid;
  width: 88px;
  min-width: 88px;
  height: 46px;
  grid-template-columns: 1fr 1fr;
  border: 1px solid var(--landing-line);
  border-radius: 14px;
  padding: 3px;
  background: color-mix(in srgb, var(--landing-surface) 72%, transparent);
  isolation: isolate;
}

.language-switch-slider {
  position: absolute;
  z-index: -1;
  inset: 3px auto 3px 3px;
  width: calc(50% - 3px);
  border-radius: 10px;
  background: var(--landing-accent);
  transform: translateX(100%);
  transition: transform 220ms cubic-bezier(0.22, 1, 0.36, 1);
}

.language-switch[data-locale="ru"] .language-switch-slider {
  transform: translateX(0);
}

.language-switch-option {
  display: grid;
  place-items: center;
  border-radius: 10px;
  color: var(--landing-muted);
  font: 700 0.7rem "IBM Plex Mono", monospace;
}

.language-switch-option[aria-current="page"] {
  color: var(--landing-accent-contrast);
}

.button {
  position: relative;
  isolation: isolate;
  display: inline-flex;
  overflow: hidden;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  gap: 12px;
  border: 1px solid transparent;
  border-radius: 14px;
  padding: 0 24px;
  background: var(--landing-surface-strong);
  color: var(--landing-accent-contrast);
  font-size: 0.92rem;
  font-weight: 850;
  cursor: pointer;
  transition: transform 180ms ease, background-color 180ms ease, color 180ms ease;
}

.mock-pay {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-radius: 14px;
}

.button::after,
.mock-pay::after {
  content: "";
  position: absolute;
  top: 10px;
  bottom: 10px;
  left: 0;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: currentColor;
  opacity: 0.28;
  transition: top 160ms ease, bottom 160ms ease, opacity 160ms ease;
}

.nav-actions .button {
  border-radius: 14px;
}

:root[data-theme="classic"] .button {
  background: var(--landing-accent);
}

.button:hover {
  transform: translateY(-2px);
  background: var(--landing-accent);
  color: var(--landing-accent-contrast);
}

.button:hover::after,
.mock-pay:hover::after {
  top: 7px;
  bottom: 7px;
  opacity: 0.52;
}

.button:active {
  transform: translateY(0) scale(0.98);
}

.button-arrow {
  display: inline-flex;
  align-items: center;
  align-self: stretch;
  margin-left: 2px;
  border-left: 1px solid color-mix(in srgb, currentColor 26%, transparent);
  padding-left: 12px;
  font-size: 1.35rem;
  line-height: 1;
  transition: transform 160ms ease;
}

.button:hover .button-arrow {
  transform: translateX(3px);
}

.menu-toggle {
  display: none;
  width: 48px;
  height: 48px;
  place-items: center;
  border: 1px solid var(--landing-line);
  border-radius: 14px;
  background: var(--landing-surface-strong);
  color: var(--landing-accent-contrast);
  cursor: pointer;
}

.menu-toggle svg,
.menu-close svg {
  width: 22px;
  height: 22px;
}

.menu-overlay {
  position: fixed;
  z-index: 80;
  inset: 0;
  display: grid;
  grid-template-rows: auto 1fr auto;
  padding: 20px;
  background: var(--landing-bg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-16px);
  transition: opacity 220ms ease, visibility 220ms ease, transform 220ms ease;
}

.menu-overlay.is-open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.menu-head,
.menu-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.menu-close {
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  border: 1px solid var(--landing-line);
  border-radius: 50%;
  background: var(--landing-surface);
  cursor: pointer;
}

.menu-links {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 8px;
  padding: 48px 0;
}

.menu-links a {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  border-bottom: 1px solid var(--landing-line);
  padding: 18px 2px;
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(2rem, 10vw, 4rem);
  font-weight: 650;
  letter-spacing: -0.05em;
}

.menu-links small {
  color: var(--landing-muted);
  font: 600 0.72rem "IBM Plex Mono", monospace;
  letter-spacing: 0;
}

.hero {
  position: relative;
  padding: 152px 0 72px;
}

:root:not([data-theme="light"]) .hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -160px;
  right: -12vw;
  width: 48vw;
  height: 48vw;
  border: 1px solid var(--landing-line);
  border-radius: 50%;
  opacity: 0.48;
}

.hero-kicker,
.section-kicker,
.route-kicker,
.contact-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--landing-muted);
  font: 650 0.76rem "IBM Plex Mono", monospace;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-kicker::before,
.section-kicker::before,
.contact-kicker::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--landing-accent);
}

.hero h1 {
  max-width: 11ch;
  margin: 34px 0 30px;
  font-size: clamp(3.8rem, 6.4vw, 6.2rem);
  font-weight: 650;
  line-height: 0.88;
}

.hero h1 .accent {
  color: var(--landing-accent);
  font-style: italic;
}

.hero-lead {
  max-width: 650px;
  margin-bottom: 0;
  color: var(--landing-muted);
  font-size: clamp(1.05rem, 1.8vw, 1.28rem);
  line-height: 1.65;
}

.hero .lead {
  max-width: 620px;
  color: var(--landing-muted);
  font-size: 1.04rem;
  line-height: 1.7;
}

.hero-actions {
  margin-top: 30px;
}

.hero-actions .button-secondary {
  display: none;
}

:root[data-theme="light"] .hero h1 {
  max-width: 12.8ch;
  font-size: clamp(3rem, 5.8vw, 5.25rem);
}

:root[data-theme="light"][data-locale="ru"] .hero h1 {
  max-width: 100%;
  font-size: clamp(2.8rem, 4.7vw, 4.4rem);
}

.route-stage {
  position: relative;
  margin-top: 82px;
  border: 1px solid var(--landing-line);
  border-radius: 32px;
  padding: 24px;
  background: color-mix(in srgb, var(--landing-surface) 88%, transparent);
  box-shadow: var(--landing-shadow);
  overflow: hidden;
}

.route-stage::after {
  content: "";
  position: absolute;
  top: -80px;
  right: -80px;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--landing-accent) 12%, transparent);
  filter: blur(6px);
}

.route-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 0 4px 22px;
}

.route-live {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--landing-positive);
  font: 650 0.74rem "IBM Plex Mono", monospace;
}

.route-live::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 0 6px color-mix(in srgb, currentColor 12%, transparent);
}

.route-flow {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

.route-step {
  position: relative;
  min-height: 164px;
  border: 1px solid var(--landing-line);
  border-radius: 22px;
  padding: 22px;
  background: var(--landing-bg);
}

.route-step:not(:last-child)::after {
  content: "→";
  position: absolute;
  z-index: 2;
  top: 50%;
  right: -18px;
  display: grid;
  width: 26px;
  height: 26px;
  place-items: center;
  border: 1px solid var(--landing-line);
  border-radius: 50%;
  background: var(--landing-surface);
  color: var(--landing-accent);
  transform: translateY(-50%);
}

.route-index {
  color: var(--landing-muted);
  font: 600 0.7rem "IBM Plex Mono", monospace;
}

.route-step strong {
  display: block;
  margin-top: 40px;
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.22rem;
  letter-spacing: -0.035em;
}

.route-step span:last-child {
  display: block;
  margin-top: 8px;
  color: var(--landing-muted);
  font-size: 0.82rem;
  line-height: 1.5;
}

.landing-section {
  padding: 112px 0;
}

#platform.section,
#use-cases.section {
  padding: 104px 0;
}

.section-head {
  display: grid;
  grid-template-columns: 1.15fr 0.65fr;
  gap: 64px;
  align-items: end;
  margin-bottom: 54px;
}

.section-head h2,
.contact-copy h2 {
  max-width: 12ch;
  margin: 24px 0 0;
  font-size: clamp(3rem, 6vw, 5.8rem);
  font-weight: 620;
  line-height: 0.96;
}

.section-head p,
.contact-copy > p {
  margin-bottom: 0;
  color: var(--landing-muted);
  font-size: 1rem;
  line-height: 1.7;
}

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

#platform .card-grid {
  display: block;
  border-top: 1px solid var(--landing-line);
}

#platform .feature-card,
#platform .card-grid > .card {
  position: relative;
  display: grid;
  min-height: 210px;
  grid-template-columns: 72px minmax(220px, 0.8fr) minmax(280px, 1fr);
  gap: 36px;
  align-items: center;
  border: 0;
  border-bottom: 1px solid var(--landing-line);
  border-radius: 0;
  padding: 32px 0;
  background: transparent;
  box-shadow: none;
  transition: background-color 200ms ease, padding 200ms ease;
}

#platform .feature-card:hover,
#platform .card-grid > .card:hover {
  padding-right: 18px;
  padding-left: 18px;
  background: color-mix(in srgb, var(--landing-surface) 62%, transparent);
}

#platform .feature-card::before,
#platform .card-grid > .card::before {
  position: static;
  width: auto;
  height: auto;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--landing-accent);
  font: 650 0.8rem "IBM Plex Mono", monospace;
  opacity: 1;
}

#platform .feature-card:nth-child(1)::before,
#platform .card-grid > .card:nth-child(1)::before { content: "01"; }
#platform .feature-card:nth-child(2)::before,
#platform .card-grid > .card:nth-child(2)::before { content: "02"; }
#platform .feature-card:nth-child(3)::before,
#platform .card-grid > .card:nth-child(3)::before { content: "03"; }

#platform .feature-card:nth-child(n+4),
#platform .card-grid > .card:nth-child(n+4) {
  display: none;
}

#platform .feature-icon,
#platform .feature-link,
#platform .feature-bars {
  display: none;
}

#platform .feature-card h3,
#platform .card-grid > .card h3 {
  margin: 0;
  font-size: clamp(2rem, 3.2vw, 3.2rem);
  font-weight: 620;
  line-height: 1;
}

#platform .feature-card p,
#platform .card-grid > .card p {
  margin: 0;
  color: var(--landing-muted);
  line-height: 1.7;
}

.capability-row {
  display: grid;
  min-height: 210px;
  grid-template-columns: 90px minmax(220px, 0.8fr) minmax(280px, 1fr);
  gap: 36px;
  align-items: center;
  border-bottom: 1px solid var(--landing-line);
  transition: background-color 200ms ease, padding 200ms ease;
}

.capability-row:hover {
  padding: 0 20px;
  background: color-mix(in srgb, var(--landing-surface) 62%, transparent);
}

.capability-number {
  color: var(--landing-accent);
  font: 650 0.8rem "IBM Plex Mono", monospace;
}

.capability-row h3 {
  margin: 0;
  font-size: clamp(2rem, 3.2vw, 3.2rem);
  font-weight: 620;
  line-height: 1;
}

.capability-row p {
  margin: 0;
  color: var(--landing-muted);
  line-height: 1.7;
}

.operations-section {
  padding: 112px 0;
  background: var(--landing-surface-strong);
  color: var(--landing-accent-contrast);
}

#methods.section {
  padding: 104px 0;
}

:root[data-theme="classic"] .operations-section {
  background: #001b23;
  color: var(--landing-text);
}

:root[data-theme="ultra-black"] .operations-section {
  background: #f7f8f8;
  color: #08090a;
}

.operations-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(520px, 1.28fr);
  gap: 72px;
  align-items: center;
}

.operations-copy .section-kicker {
  color: color-mix(in srgb, currentColor 60%, transparent);
}

.operations-copy h2 {
  margin: 26px 0 22px;
  font-size: clamp(3rem, 5.4vw, 5.3rem);
  font-weight: 620;
  line-height: 0.95;
}

.operations-copy p {
  max-width: 520px;
  margin-bottom: 0;
  color: color-mix(in srgb, currentColor 66%, transparent);
  line-height: 1.7;
}

.operations-console {
  border: 1px solid color-mix(in srgb, currentColor 18%, transparent);
  border-radius: 28px;
  padding: 10px;
  background: color-mix(in srgb, currentColor 6%, transparent);
}

.console-inner {
  border: 1px solid color-mix(in srgb, currentColor 14%, transparent);
  border-radius: 20px;
  padding: 24px;
  background: color-mix(in srgb, var(--landing-bg) 92%, transparent);
  color: var(--landing-text);
}

.console-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border-bottom: 1px solid var(--landing-line);
  padding-bottom: 20px;
}

.console-head strong {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.1rem;
}

.console-status {
  color: var(--landing-positive);
  font: 650 0.72rem "IBM Plex Mono", monospace;
}

.console-summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  padding: 20px 0;
}

.summary-item {
  min-height: 100px;
  border: 1px solid var(--landing-line);
  border-radius: 16px;
  padding: 16px;
  background: var(--landing-surface);
}

.summary-item span {
  color: var(--landing-muted);
  font-size: 0.72rem;
}

.summary-item strong {
  display: block;
  margin-top: 18px;
  font-size: 0.98rem;
}

.console-events {
  display: grid;
  gap: 8px;
}

.console-event {
  display: grid;
  grid-template-columns: 68px 1fr auto;
  gap: 14px;
  align-items: center;
  border-top: 1px solid var(--landing-line);
  padding: 16px 0 8px;
  font-size: 0.78rem;
}

.event-time {
  color: var(--landing-muted);
  font-family: "IBM Plex Mono", monospace;
}

.event-badge {
  border-radius: 999px;
  padding: 7px 9px;
  background: color-mix(in srgb, var(--landing-positive) 12%, transparent);
  color: var(--landing-positive);
  font: 650 0.64rem "IBM Plex Mono", monospace;
}

.event-badge.is-review {
  background: color-mix(in srgb, var(--landing-warning) 13%, transparent);
  color: var(--landing-warning);
}

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

#use-cases .market-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

#use-cases .market-grid > :nth-child(n+4) {
  display: none;
}

#use-cases .use-card,
#use-cases .market-grid > .card {
  min-height: 320px;
  border: 1px solid var(--landing-line);
  border-radius: 28px;
  padding: 26px;
  background: color-mix(in srgb, var(--landing-surface) 82%, transparent);
  box-shadow: none;
}

#use-cases .use-card h3,
#use-cases .market-grid > .card h3 {
  max-width: 10ch;
  margin: 100px 0 18px;
  font-size: clamp(2rem, 3vw, 3.1rem);
  font-weight: 620;
  line-height: 0.98;
}

#use-cases .use-card p,
#use-cases .market-grid > .card p {
  margin-bottom: 0;
  color: var(--landing-muted);
  line-height: 1.65;
}

#use-cases .use-icon {
  width: 42px;
  height: 42px;
}

section:has(.workflow-shell) {
  display: none;
}

.workflow-shell {
  display: none !important;
}

.use-case {
  min-height: 320px;
  border: 1px solid var(--landing-line);
  border-radius: 28px;
  padding: 26px;
  background: color-mix(in srgb, var(--landing-surface) 82%, transparent);
  transition: transform 200ms ease, border-color 200ms ease;
}

.use-case:hover {
  border-color: var(--landing-accent);
  transform: translateY(-4px);
}

.use-case-index {
  color: var(--landing-accent);
  font: 650 0.76rem "IBM Plex Mono", monospace;
}

.use-case h3 {
  max-width: 9ch;
  margin: 100px 0 18px;
  font-size: clamp(2rem, 3vw, 3.1rem);
  font-weight: 620;
  line-height: 0.98;
}

.use-case p {
  margin-bottom: 0;
  color: var(--landing-muted);
  line-height: 1.65;
}

.contact-section {
  padding: 56px 0 112px;
}

.contact-shell {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(420px, 0.7fr);
  gap: 72px;
  align-items: end;
  border: 1px solid var(--landing-line);
  border-radius: 36px;
  padding: 54px;
  background: var(--landing-surface);
  box-shadow: var(--landing-shadow);
}

.contact-copy > p {
  max-width: 520px;
  margin-top: 26px;
}

.form-panel {
  display: grid;
  gap: 14px;
}

.form-feedback {
  border: 1px solid var(--landing-line);
  border-radius: 16px;
  padding: 14px 16px;
  font-size: 0.86rem;
}

.form-feedback--success {
  border-color: color-mix(in srgb, var(--landing-positive) 40%, var(--landing-line));
  color: var(--landing-positive);
}

.form-feedback--error {
  border-color: color-mix(in srgb, #c03535 45%, var(--landing-line));
  color: #c03535;
}

.form-field {
  display: grid;
  gap: 8px;
}

.form-field span {
  color: var(--landing-muted);
  font-size: 0.76rem;
  font-weight: 750;
}

.form-field input {
  width: 100%;
  min-height: 56px;
  border: 1px solid var(--landing-line);
  border-radius: 16px;
  padding: 0 18px;
  background: var(--landing-bg);
  color: var(--landing-text);
  outline: none;
  transition: border-color 180ms ease, box-shadow 180ms ease;
}

.form-field input:focus {
  border-color: var(--landing-accent);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--landing-accent) 12%, transparent);
}

.form-panel .button {
  width: 100%;
  margin-top: 22px;
}

.footer {
  border-top: 1px solid var(--landing-line);
  padding: 30px 0 36px;
}

.footer-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 40px;
  align-items: center;
}

.footer-note {
  max-width: 620px;
  margin: 0;
  color: var(--landing-muted);
  font-size: 0.78rem;
  line-height: 1.55;
}

.footer-links {
  display: flex;
  gap: 18px;
  color: var(--landing-muted);
  font-size: 0.78rem;
}

.footer-copy {
  grid-column: 1 / -1;
  padding-top: 22px;
  border-top: 1px solid var(--landing-line);
  color: var(--landing-muted);
  font: 550 0.7rem "IBM Plex Mono", monospace;
}

.button:focus-visible,
.menu-toggle:focus-visible,
.menu-close:focus-visible,
a:focus-visible,
input:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--landing-accent) 38%, transparent);
  outline-offset: 3px;
}

.reveal-ready [data-reveal] {
  opacity: 0;
  transform: translate3d(0, 22px, 0);
  transition: opacity 620ms ease-out, transform 620ms cubic-bezier(0.22, 1, 0.36, 1);
  transition-delay: var(--reveal-delay, 0ms);
}

.reveal-ready [data-reveal].is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

@keyframes fortionIntroExit {
  0% { transform: translate3d(0, 0, 0); }
  100% { transform: translate3d(0, -100%, 0); visibility: hidden; pointer-events: none; }
}

@keyframes fortionMarkIntro {
  0% { opacity: 0; transform: rotate(-140deg) scale(0.72); }
  34% { opacity: 1; }
  82% { opacity: 1; transform: rotate(350deg) scale(1); }
  100% { opacity: 0; transform: rotate(405deg) scale(0.92); }
}

@keyframes fortionRingIntro {
  0% { opacity: 0; transform: scale(0.68); }
  44% { opacity: 1; }
  100% { opacity: 0; transform: scale(1.42); }
}

@media (max-width: 980px) {
  :root {
    --landing-container: min(100% - 32px, 760px);
  }

  .site-header {
    top: 12px;
    width: calc(100vw - 24px);
  }

  .nav-island,
  .site-header > .container.nav {
    min-height: 58px;
    grid-template-columns: 1fr auto;
    padding: 5px 5px 5px 18px;
  }

  .nav-links,
  .nav-actions {
    display: none;
  }

  .menu-toggle {
    display: grid;
  }

  .hero {
    padding-top: 152px;
  }

  .hero h1 {
    max-width: 11ch;
    font-size: clamp(4rem, 14vw, 6.4rem);
  }

  :root[data-theme="light"] .hero-grid,
  :root:not([data-theme="light"]) .hero-grid {
    grid-template-columns: 1fr;
  }

  .route-flow {
    grid-template-columns: repeat(2, 1fr);
  }

  .route-step:not(:last-child)::after {
    display: none;
  }

  .section-head,
  .operations-grid,
  .contact-shell {
    grid-template-columns: 1fr;
  }

  .section-head,
  .operations-grid,
  .contact-shell {
    gap: 36px;
  }

  .capability-row {
    grid-template-columns: 64px 0.8fr 1fr;
    gap: 24px;
  }

  #platform .feature-card,
  #platform .card-grid > .card {
    grid-template-columns: 64px 0.8fr 1fr;
    gap: 24px;
  }

  .use-case-grid {
    grid-template-columns: 1fr;
  }

  #use-cases .market-grid {
    grid-template-columns: 1fr;
  }

  .use-case {
    min-height: auto;
  }

  .use-case h3 {
    margin-top: 64px;
  }

  .footer-row {
    grid-template-columns: 1fr auto;
  }

  .footer-note {
    grid-column: 1 / -1;
    grid-row: 2;
  }
}

@media (max-width: 640px) {
  :root {
    --landing-container: calc(100vw - 28px);
  }

  .brand-lockup {
    width: 126px;
  }

  .hero {
    padding: 138px 0 68px;
  }

  .hero::before {
    top: -60px;
    right: -54vw;
    width: 110vw;
    height: 110vw;
  }

  .hero h1 {
    margin-top: 26px;
    font-size: clamp(3.4rem, 17vw, 5rem);
    line-height: 0.9;
  }

  html[data-locale="ru"] .hero h1 {
    font-size: clamp(3rem, 14vw, 4.3rem);
  }

  .hero-lead {
    font-size: 1rem;
  }

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

  .route-stage {
    margin-top: 54px;
    border-radius: 24px;
    padding: 14px;
  }

  .route-head {
    padding: 6px 4px 18px;
  }

  .route-flow {
    grid-template-columns: 1fr;
  }

  .route-step {
    min-height: 128px;
  }

  .route-step strong {
    margin-top: 24px;
  }

  .landing-section,
  .operations-section {
    padding: 78px 0;
  }

  .section-head {
    margin-bottom: 36px;
  }

  .section-head h2,
  .contact-copy h2,
  .operations-copy h2 {
    font-size: clamp(2.7rem, 13vw, 4rem);
  }

  .capability-row {
    min-height: 0;
    grid-template-columns: 42px 1fr;
    gap: 16px;
    padding: 30px 0;
  }

  #platform .feature-card,
  #platform .card-grid > .card {
    min-height: 0;
    grid-template-columns: 42px 1fr;
    gap: 16px;
    padding: 30px 0;
  }

  #platform .feature-card:hover,
  #platform .card-grid > .card:hover {
    padding: 30px 10px;
  }

  #platform .feature-card p,
  #platform .card-grid > .card p {
    grid-column: 2;
  }

  #platform .feature-card h3,
  #platform .card-grid > .card h3 {
    font-size: 2.1rem;
  }

  .capability-row:hover {
    padding: 30px 10px;
  }

  .capability-row p {
    grid-column: 2;
  }

  .capability-row h3 {
    font-size: 2.1rem;
  }

  .operations-grid {
    gap: 32px;
  }

  .operations-console {
    margin: 0 -6px;
    border-radius: 22px;
    padding: 6px;
  }

  .console-inner {
    border-radius: 17px;
    padding: 16px;
  }

  .console-summary {
    grid-template-columns: 1fr;
  }

  .summary-item {
    min-height: 88px;
  }

  .summary-item strong {
    margin-top: 12px;
  }

  .console-event {
    grid-template-columns: 1fr auto;
  }

  .event-time {
    display: none;
  }

  .use-case {
    border-radius: 22px;
    padding: 22px;
  }

  #use-cases .use-card,
  #use-cases .market-grid > .card {
    min-height: auto;
    border-radius: 22px;
    padding: 22px;
  }

  #use-cases .use-card h3,
  #use-cases .market-grid > .card h3 {
    margin-top: 64px;
  }

  .contact-section {
    padding: 36px 0 78px;
  }

  .contact-shell {
    border-radius: 26px;
    padding: 26px 20px;
  }

  .footer-row {
    grid-template-columns: 1fr;
  }

  .footer-links {
    flex-wrap: wrap;
  }
}

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

  .fortion-intro {
    display: none;
  }

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

  [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
  }
}