@font-face {
  font-family: 'e-Ukraine';
  src: url('./assets/fonts/e-Ukraine/e-Ukraine-Regular.otf') format('opentype');
  font-weight: 400;
  font-style: normal;
}

@font-face {
  font-family: 'e-Ukraine';
  src: url('./assets/fonts/e-Ukraine/e-Ukraine-Medium.otf') format('opentype');
  font-weight: 500;
  font-style: normal;
}

@font-face {
  font-family: 'e-Ukraine';
  src: url('./assets/fonts/e-Ukraine/e-Ukraine-Bold.otf') format('opentype');
  font-weight: 700;
  font-style: normal;
}

@font-face {
  font-family: 'e-Ukraine Head';
  src: url('./assets/fonts/e-Ukraine/e-UkraineHead-Regular.otf') format('opentype');
  font-weight: 400;
  font-style: normal;
}

@font-face {
  font-family: 'e-Ukraine Head';
  src: url('./assets/fonts/e-Ukraine/e-UkraineHead-Medium.otf') format('opentype');
  font-weight: 500;
  font-style: normal;
}


@font-face {
  font-family: 'Space Mono';
  src: url('./assets/fonts/SpaceMono/SpaceMono-Bold.eot');
  src: url('./assets/fonts/SpaceMono/SpaceMono-Bold.eot?#iefix') format('embedded-opentype'),
  url('./assets/fonts/SpaceMono/SpaceMono-Bold.woff2') format('woff2'),
  url('./assets/fonts/SpaceMono/SpaceMono-Bold.woff') format('woff'),
  url('./assets/fonts/SpaceMono/SpaceMono-Bold.ttf') format('truetype');
  font-weight: bold;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Space Mono';
  src: url('./assets/fonts/SpaceMono/SpaceMono-Italic.eot');
  src: url('./assets/fonts/SpaceMono/SpaceMono-Italic.eot?#iefix') format('embedded-opentype'),
  url('./assets/fonts/SpaceMono/SpaceMono-Italic.woff2') format('woff2'),
  url('./assets/fonts/SpaceMono/SpaceMono-Italic.woff') format('woff'),
  url('./assets/fonts/SpaceMono/SpaceMono-Italic.ttf') format('truetype');
  font-weight: normal;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: 'Space Mono';
  src: url('./assets/fonts/SpaceMono/SpaceMono-BoldItalic.eot');
  src: url('./assets/fonts/SpaceMono/SpaceMono-BoldItalic.eot?#iefix') format('embedded-opentype'),
  url('./assets/fonts/SpaceMono/SpaceMono-BoldItalic.woff2') format('woff2'),
  url('./assets/fonts/SpaceMono/SpaceMono-BoldItalic.woff') format('woff'),
  url('./assets/fonts/SpaceMono/SpaceMono-BoldItalic.ttf') format('truetype');
  font-weight: bold;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: 'Space Mono';
  src: url('./assets/fonts/SpaceMono/SpaceMono-Regular.eot');
  src: url('./assets/fonts/SpaceMono/SpaceMono-Regular.eot?#iefix') format('embedded-opentype'),
  url('./assets/fonts/SpaceMono/SpaceMono-Regular.woff2') format('woff2'),
  url('./assets/fonts/SpaceMono/SpaceMono-Regular.woff') format('woff'),
  url('./assets/fonts/SpaceMono/SpaceMono-Regular.ttf') format('truetype');
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Instrument Sans';
  src: url('./assets/fonts/InstrumentSans/InstrumentSans-Regular.eot');
  src: url('./assets/fonts/InstrumentSans/InstrumentSans-Regular.eot?#iefix') format('embedded-opentype'),
  url('./assets/fonts/InstrumentSans/InstrumentSans-Regular.woff2') format('woff2'),
  url('./assets/fonts/InstrumentSans/InstrumentSans-Regular.woff') format('woff'),
  url('./assets/fonts/InstrumentSans/InstrumentSans-Regular.ttf') format('truetype');
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}


:root {
  --bg: #1a2228;
  --bg-soft: #161c21;
  --line: rgba(211, 230, 230, 0.08);
  --line-strong: rgba(211, 230, 230, 0.18);
  --text: #ffffff;
  --text-soft: #d3e6e6;
  --accent: #60eeb1;
  --header-height: 96px;
  --container-width: 1305px;
  --container-sm-width: 875px;
  --section-space: 112px;
  --transition: 180ms ease;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 16px);
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--text);
  font-family: 'Instrument Sans', Arial, sans-serif;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

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

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

button {
  font: inherit;
}

.container {
  max-width: var(--container-width);
  padding: 0 20px;
  margin: 0 auto;
}

.container-sm {
  max-width: var(--container-sm-width);
  padding: 0 20px;
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  background: rgba(26, 34, 40, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand img {
  width: 195px;
  height: auto;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.primary-nav a {
  font-family: 'Space Mono', Arial, sans-serif;
  font-size: 16px;
  font-weight: 400;
  line-height: 1;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: rgba(211, 230, 230, 0.76);
  transition: color var(--transition), opacity var(--transition);
}

.primary-nav a:hover,
.primary-nav a:focus-visible,
.primary-nav a.is-active {
  color: var(--accent);
  outline: none;
}

.primary-nav-contact {
  display: none;
}

.button-primary span {
  display: inline-block;
  transform: translateY(-1px);
}
.button-contact {
  font-family: 'Space Mono', Arial, sans-serif;
  font-size: 16px;
  color: var(--accent);
  font-weight: 400;
  line-height: 1;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.menu-toggle,
.sr-only {
  display: none;
}

.hero-section {
  position: relative;
  overflow: clip;
  min-height: 681px;
  background: bottom / cover no-repeat url('./assets/img/hero-pattern.svg');
}

.hero-inner {
  position: relative;
  padding-top: 95px;
  padding-bottom: 88px;
}

.hero-copy {
  width: 720px;
  max-width: 100%;
}

.hero-copy h1,
.section h2 {
  margin: 0;
  font-family: 'e-Ukraine', Arial, sans-serif;
  font-weight: 500;
  letter-spacing: 0.09em;
  font-size: 32px;
  color: var(--text);
}

.hero-copy h1 {
  font-size: 38px;
  line-height: 1.45;
}

.hero-copy p {
  font-family: 'Instrument Sans', Arial, sans-serif;
  width: 492px;
  max-width: 100%;
  margin: 26px 0 31px;
  font-size: 20px;
  line-height: 1.4;
  color: var(--text-soft);
}

.button-primary {
  font-family: 'Space Mono', Arial, sans-serif;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  padding: 30px 36px;
  border: 1px solid rgba(96, 238, 177, 0.42);
  background: var(--accent);
  color: var(--bg-soft);
  font-size: 18px;
  font-weight: 400;
  line-height: 1;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  transition: transform var(--transition), filter var(--transition);
}

.button-contact:hover,
.button-contact:focus-visible,
.button-primary:hover,
.button-primary:focus-visible {
  filter: brightness(1.04);
  transform: translateY(-1px);
  outline: none;
}

.section {
  position: relative;
  padding: var(--section-space) 0;
  scroll-margin-top: -65px;
}
.section h2 {
  max-width: 615px;
  font-size: 34px;
  line-height: 1.4;
}

p {
  font-family: 'Instrument Sans', Arial, sans-serif;
  font-size: 20px;
  line-height: 1.4;
  color: var(--text-soft);
}

.section-dark {
  background-color: var(--bg-soft);
}

.section + .section {
  border-top: 1px solid rgba(211, 230, 230, 0.04);
}

.two-col,
.deployment-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 48px;
}

.section-head {
  align-items: start;
}

.label {
  margin: 0 0 16px;
  font-family: 'Space Mono', Arial, sans-serif;
  font-size: 14px;
  font-weight: 400;
  line-height: 1;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

.text-green {
  color: var(--accent);
}

.body-copy {
  font-size: 20px;
  line-height: 1.4;
  color: var(--text-soft);
}

.body-copy p {
  margin: 0;
}

.body-copy p + p {
  margin-top: 18px;
}

.body-copy-large {
  max-width: 610px;
}

.approach-visuals {
  margin-top: 60px;
  border: 1px solid rgba(211, 230, 230, 0.08);
  overflow: hidden;
}

.approach-visuals img,
.art-block img {
  width: 100%;
  height: auto;
}

.approach-grid {
  margin-top: 80px;
  display: flex;
  width: 100%;
  justify-content: center;
  align-items: center;
}

.approach-grid-item {
  padding: 80px 60px;
  border-top: 1px solid #FFFFFF1A;
  border-bottom: 1px solid #FFFFFF1A;
  border-left : 1px solid #FFFFFF1A;
  display: flex;
  flex-direction: column;
  gap: 50px;
  text-align: center;
}

.approach-grid-item p {
  margin: 0;
  text-transform: uppercase;
  font-size: 13px;
  letter-spacing: 0.13em;
  line-height: 1;
}

.approach-grid-item img {
  width: 120px;
}

.approach-grid-item:last-child {
  border-right: 1px solid #FFFFFF1A;
}

.why-head {
  margin-bottom: 42px;
}

.why-copy {
  max-width: 564px;
}

.why-block-art {
  border: 1px solid rgba(211, 230, 230, 0.08);
}

.why-table {
  display: flex;
  width: 100%;
  justify-content: center;
}


.why-table-item {
  width: 50%;
  padding: 50px;
  border-top: 1px solid #FFFFFF1A;
  border-bottom: 1px solid #FFFFFF1A;
  border-left : 1px solid #FFFFFF1A;
}

.why-table-item:last-child {
  border-right: 1px solid #FFFFFF1A;
}

.why-table-item .label {
  margin-bottom: 32px;
}

.why-table-item ul {
  padding-left: 18px;
}

.why-table-item ul li {
  margin-bottom: 30px;
  font-size: 22px;
  line-height: 1.3;
  list-style: square;
}

.why-table-item ul li::marker {
  color: var(--accent);
  font-size: 18px;
  line-height: 1;
}

.deployment-grid {
  align-items: start;
}

.deployment-side {
  padding-top: 42px;
}

.deployment-label {
  margin: 0 0 24px;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.tag-list span {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 10px 16px;
  border: 1px solid rgba(96, 238, 177, 0.62);
  font-family: 'Space Mono', Arial, sans-serif;
  font-size: 16px;
  font-weight: 400;
  line-height: 1;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text);
  white-space: nowrap;
}

.partnerships-section {
  padding: 120px 0;
}

.partnerships-section p:not(.label) {
  font-size: 24px;
}


.contact-section {
  background: center / cover no-repeat url('./assets/img/contact-pattern.svg');
}

.contact-title {
  margin-bottom: 35px;
  font-family: 'e-Ukraine', Arial, sans-serif;
  font-weight: 400;
  font-size: 26px;
  line-height: 1.45;
  letter-spacing: 0.09em;
  vertical-align: middle;

}

.contact-subtitle {
  margin-bottom: 20px;
  font-size: 18px;
}

.contact-email {
  margin-bottom: 12px;
  font-family: 'Space Mono', Arial, sans-serif;;
  font-weight: 400;
  font-size: 44px;
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition), opacity var(--transition);
}

.contact-email:hover {
  opacity: 0.7;
}

.contact-text-small {
  font-weight: 400;
  font-size: 14px;
  line-height: 1.4;
  color: #C5D7D7;
  opacity: 0.6;
  margin-bottom: 0;
}

.contact-block,
.footer-block {
  width: 100%;
}

.site-footer {
  padding: 30px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}
.footer-flex {
  display: flex;
  gap: 18px;
  align-items: center;
}

.logo-footer {
  width: 195px;
}

.footer-text {
  max-width: 330px;
  font-weight: 400;
  font-size: 14px;
  line-height: 1.25;
  color: #81A197;
}


@media (max-width: 1240px) {
  .approach-grid-item {
    padding: 50px 40px;
  }
}

@media (max-width: 1100px) {
  .menu-toggle {
    display: inline-flex;
    width: 44px;
    height: 44px;
    border: 1px solid rgba(211, 230, 230, 0.16);
    background: transparent;
    padding: 0;
    margin-left: auto;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
  }

  .menu-toggle span {
    width: 18px;
    height: 1px;
    background: var(--text-soft);
  }

  .menu-toggle .sr-only {
    display: none;
  }

  .button-contact {
    display: none;
  }

  .primary-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: center;
    gap: 18px;
    padding: 20px 24px 24px;
    background: rgba(26, 34, 40, 0.98);
    border-bottom: 1px solid var(--line);
  }

  .primary-nav-contact {
    display: block;
  }

  .primary-nav.is-open {
    display: flex;
  }

  .nav-contact {
    margin-left: 0;
  }
}

@media (max-width: 1024px) {
  :root {
    --section-space: 88px;
  }

  .primary-nav {
    gap: 20px;
  }

  .nav-contact {
    margin-left: 20px;
  }

  .two-col,
  .deployment-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .deployment-side {
    padding-top: 0;
  }

  .hero-copy h1 {
    font-size: 32px;
  }

  .section {
    scroll-margin-top: -50px;
  }

  .section h2 {
    font-size: 30px;
  }
  .approach-grid-item {
    padding: 40px 20px;
  }
}

@media (max-width: 820px) {
  .menu-toggle {
    display: inline-flex;
    width: 44px;
    height: 44px;
    border: 1px solid rgba(211, 230, 230, 0.16);
    background: transparent;
    padding: 0;
    margin-left: auto;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
  }

  .approach-grid {
    margin-top: 40px;
    flex-wrap: wrap;
    justify-content: flex-start;
  }
  .approach-grid-item {
    padding: 20px;
    width: 50%;
    border-right: 1px solid #FFFFFF1A;
    align-items: center;
    gap: 20px;
  }

  .approach-grid-item:nth-child(2n) {
    border-left: none;
  }
  .approach-grid-item:nth-child(3),
  .approach-grid-item:nth-child(4) {
    border-top: none;
  }

  .approach-grid-item:last-child {
    border-top: none;
  }

  .hero-section {
    min-height: auto;
  }

  .hero-inner {
    padding-top: 72px;
    padding-bottom: 72px;
  }

  .hero-copy h1 {
    font-size: 28px;
  }

  .hero-copy p, p,
  .body-copy {
    font-size: 18px;
  }
  .why-table-item ul li {
    margin-bottom: 20px;
    font-size: 18px;
    line-height: 1.3;
    list-style: square;
  }
  .partnerships-section {
    padding: var(--section-space) 0;
  }
  .partnerships-section p:not(.label) {
    font-size: 18px;
  }
  .contact-email {
    font-size: 34px;
  }
  .button-primary {
    padding: 26px 26px;
    font-size: 16px;
  }
}

@media (max-width: 640px) {
  :root {
    --section-space: 60px;
  }
  .brand img, .logo-footer {
    width: 164px;
  }

  .hero-copy h1 {
    font-size: 24px;
  }

  .section h2 {
    font-size: 24px;
  }

  .button-primary {
    padding: 16px 16px;
    font-size: 16px;
  }

  .tag-list span {
    white-space: normal;
  }
  .why-table {
    flex-direction: column;
  }
  .why-table-item {
    padding: 30px;
    width: 100%;
    border-right: 1px solid #FFFFFF1A;
  }
  .tag-list span {
    font-size: 12px;
  }
  .contact-email {
    font-size: 20px;
  }
  .footer-flex {
    flex-direction: column;
  }
}