@font-face {
  font-family: "Inter Tight";
  src: url("./fonts/inter-tight-latin-400-normal.woff2") format("woff2");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: "Inter Tight";
  src: url("./fonts/inter-tight-latin-600-normal.woff2") format("woff2");
  font-style: normal;
  font-weight: 600;
  font-display: swap;
}

:root {
  --surface-primary: #07111f;
  --surface-secondary: #0a1626;
  --surface-elevated: #0b192b;
  --surface-light: #f2f5f8;
  --surface-header: rgba(7, 17, 31, 0.94);
  --surface-hover: rgba(255, 255, 255, 0.06);
  --text-primary: #f3f7fc;
  --text-secondary: #b9c7da;
  --text-muted: #95a8c0;
  --border-default: rgba(255, 255, 255, 0.12);
  --border-strong: rgba(255, 255, 255, 0.24);
  --glow-hero: rgba(79, 140, 255, 0.15);
  --glow-panel: rgba(79, 140, 255, 0.18);
  --glow-surface: rgba(11, 25, 43, 0.15);
  --accent-primary: #4f8cff;
  --accent-light: #79a7ff;
  --accent-hover: #73a3ff;
  --focus-ring: #a8c7ff;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-7: 28px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;
  --radius-sm: 12px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --font-size-xs: 12px;
  --font-size-caption: 13px;
  --font-size-nav: 14px;
  --font-size-small: 15px;
  --font-size-body: 16px;
  --font-size-disclosure: 17px;
  --font-size-lead: 18px;
  --font-size-heading-sm: 19px;
  --font-size-wordmark: 22px;
  --font-size-heading-md: 24px;
  --font-size-display: clamp(2.625rem, 6vw, 4rem);
  --font-size-section: clamp(2.25rem, 5vw, 3rem);
  --font-size-page: clamp(2.5rem, 6vw, 3.375rem);
  --font-size-404: clamp(5rem, 18vw, 10rem);
  --line-height-solid: 1;
  --line-height-display: 1.02;
  --line-height-page: 1.06;
  --line-height-section: 1.08;
  --line-height-button: 1.2;
  --line-height-heading-sm: 1.35;
  --line-height-overline: 1.4;
  --line-height-disclosure: 1.45;
  --line-height-table: 1.55;
  --line-height-caption: 1.6;
  --line-height-body-sm: 1.7;
  --line-height-body: 1.75;
  --line-height-404: 0.9;
  --control-menu: 44px;
  --control-button: 48px;
  --control-disclosure: 56px;
  --section-space-desktop: 112px;
  --content-width: 1320px;
  --page-gutter: 20px;
}

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

html {
  overflow-x: clip;
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: clip;
  background: var(--surface-primary);
  color: var(--text-primary);
  font-family: "Inter Tight", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: var(--font-size-body);
  line-height: var(--line-height-body);
  -webkit-font-smoothing: antialiased;
}

body::before {
  position: fixed;
  z-index: -1;
  inset: 0;
  background:
    radial-gradient(circle at 75% 8%, var(--glow-hero), transparent 28%),
    linear-gradient(180deg, var(--glow-surface), transparent 40%);
  content: "";
  pointer-events: none;
}

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

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

button,
summary {
  font: inherit;
}

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

.skip-link {
  position: fixed;
  z-index: 100;
  top: var(--space-3);
  left: var(--space-3);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  background: var(--text-primary);
  color: var(--surface-primary);
  transform: translateY(-160%);
  transition: transform 140ms ease-out;
}

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

.container {
  width: min(100% - (2 * var(--page-gutter)), var(--content-width));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  z-index: 50;
  top: 0;
  border-bottom: 1px solid var(--border-default);
  background: var(--surface-header);
  backdrop-filter: blur(18px);
}

.site-header__inner {
  display: flex;
  min-height: 72px;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.wordmark {
  font-size: var(--font-size-wordmark);
  font-weight: 600;
  letter-spacing: -0.04em;
}

.desktop-nav {
  display: none;
  align-items: center;
  gap: var(--space-7);
  color: var(--text-secondary);
  font-size: var(--font-size-nav);
}

.desktop-nav a,
.footer-links a,
.text-link {
  transition: color 140ms ease-out;
}

.desktop-nav a:hover,
.footer-links a:hover,
.text-link:hover {
  color: var(--text-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.mobile-nav {
  position: relative;
}

.mobile-nav summary {
  display: grid;
  width: var(--control-menu);
  height: var(--control-menu);
  cursor: pointer;
  list-style: none;
  place-items: center;
  border: 1px solid var(--border-default);
  border-radius: 50%;
}

.mobile-nav summary::-webkit-details-marker {
  display: none;
}

.menu-icon,
.menu-icon::before,
.menu-icon::after {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: var(--text-primary);
  content: "";
}

.menu-icon {
  position: relative;
}

.menu-icon::before {
  position: absolute;
  top: -6px;
}

.menu-icon::after {
  position: absolute;
  top: 6px;
}

.mobile-nav[open] .menu-icon {
  background: transparent;
}

.mobile-nav[open] .menu-icon::before {
  top: 0;
  transform: rotate(45deg);
}

.mobile-nav[open] .menu-icon::after {
  top: 0;
  transform: rotate(-45deg);
}

.mobile-nav__panel {
  position: absolute;
  top: calc(100% + var(--space-3));
  right: 0;
  min-width: 220px;
  overflow: hidden;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  background: var(--surface-elevated);
}

.mobile-nav__links {
  display: grid;
}

.mobile-nav__links a {
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--border-default);
}

.mobile-nav__links a:focus-visible {
  outline-offset: -4px;
}

.mobile-nav__links a:last-child {
  border-bottom: 0;
}

.button {
  display: inline-flex;
  min-height: var(--control-button);
  align-items: center;
  justify-content: center;
  padding: var(--space-3) var(--space-6);
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: var(--font-size-small);
  font-weight: 600;
  line-height: var(--line-height-button);
  transition: background-color 140ms ease-out, border-color 140ms ease-out, transform 140ms ease-out;
}

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

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

.button--primary {
  background: var(--accent-primary);
  color: var(--surface-primary);
}

.button--primary:hover {
  background: var(--accent-hover);
}

.button--secondary {
  border-color: var(--border-default);
  background: transparent;
  color: var(--text-primary);
}

.button--secondary:hover {
  background: var(--surface-hover);
  border-color: var(--border-strong);
}

.button--small {
  min-height: 42px;
  padding-inline: var(--space-5);
  font-size: var(--font-size-nav);
}

.hero {
  display: grid;
  min-height: calc(100svh - 72px);
  align-items: center;
  padding-block: var(--space-16);
}

.hero__grid,
.split {
  display: grid;
  align-items: center;
  gap: var(--space-10);
}

.hero__copy {
  max-width: 650px;
}

.overline {
  margin: 0;
  color: var(--accent-light);
  font-size: var(--font-size-caption);
  font-weight: 600;
  letter-spacing: 0.14em;
  line-height: var(--line-height-overline);
  text-transform: uppercase;
}

.display,
.section-title,
.page-title {
  margin: var(--space-4) 0 0;
  font-weight: 600;
  letter-spacing: -0.05em;
  text-wrap: balance;
}

.display {
  max-width: 700px;
  font-size: var(--font-size-display);
  line-height: var(--line-height-display);
}

.section-title {
  max-width: 760px;
  font-size: var(--font-size-section);
  line-height: var(--line-height-section);
  letter-spacing: -0.04em;
}

.page-title {
  font-size: var(--font-size-page);
  line-height: var(--line-height-page);
}

.lead {
  max-width: 620px;
  margin: var(--space-6) 0 0;
  color: var(--text-secondary);
  font-size: var(--font-size-lead);
  line-height: var(--line-height-body);
}

.section-copy {
  max-width: 680px;
  margin: var(--space-5) 0 0;
  color: var(--text-muted);
  font-size: var(--font-size-body);
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-8);
}

.button-row--center {
  justify-content: center;
}

.media-frame {
  overflow: hidden;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  background: var(--surface-elevated);
}

.media-frame img,
.media-frame video {
  width: 100%;
  height: 100%;
}

.media-frame--hero {
  aspect-ratio: 16 / 10;
}

.media-frame--evidence,
.media-frame--product {
  aspect-ratio: 4 / 3;
}

.media-frame--diagram {
  margin-top: var(--space-10);
  background: var(--surface-elevated);
}

.media-frame--diagram img {
  height: auto;
  object-fit: contain;
}

.media-frame--hero img,
.media-frame--evidence img {
  object-fit: cover;
}

.media-frame--product {
  padding: var(--space-6);
  background: var(--surface-light);
}

.media-frame--product img {
  object-fit: contain;
}

.media-frame video {
  object-fit: cover;
}

.proof-band {
  border-block: 1px solid var(--border-default);
  background: var(--surface-secondary);
}

.proof-grid {
  display: grid;
}

.proof-grid.proof-grid--applications {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1px;
  overflow: hidden;
  margin-top: var(--space-12);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  background: var(--border-default);
}

.proof-grid--applications .proof-item {
  padding: var(--space-7);
  border: 0;
  background: var(--surface-secondary);
}

.proof-grid--applications .proof-item h3 {
  margin: 0;
  font-size: var(--font-size-heading-sm);
  line-height: var(--line-height-heading-sm);
}

.proof-item {
  padding-block: var(--space-7);
  border-top: 1px solid var(--border-default);
}

.proof-item:first-child {
  border-top: 0;
}

.proof-item h2,
.feature h3,
.workflow-step h3 {
  margin: 0;
  font-size: var(--font-size-heading-sm);
  font-weight: 600;
  line-height: var(--line-height-heading-sm);
}

.proof-item p,
.feature p,
.workflow-step p {
  margin: var(--space-2) 0 0;
  color: var(--text-muted);
  font-size: var(--font-size-small);
  line-height: var(--line-height-body-sm);
}

.section {
  padding-block: var(--space-20);
}

.section--compact {
  padding-block: var(--space-16);
}

.workflow {
  display: grid;
  gap: var(--space-5);
  margin: var(--space-8) 0 0;
  padding: 0;
  list-style: none;
}

.workflow-step {
  padding-left: var(--space-4);
  border-left: 1px solid var(--accent-primary);
}

.step-label {
  display: block;
  margin-bottom: var(--space-1);
  color: var(--accent-light);
  font-size: var(--font-size-xs);
  font-weight: 600;
}

.feature-list {
  display: grid;
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.media-stack {
  display: grid;
  gap: var(--space-5);
}

.media-stack .media-frame--diagram {
  margin-top: 0;
}

.media-caption {
  margin: var(--space-3) 0 0;
  color: var(--text-muted);
  font-size: var(--font-size-caption);
  line-height: var(--line-height-caption);
}

.feature {
  padding-top: var(--space-5);
  border-top: 1px solid var(--border-default);
}

.deployment-grid {
  display: grid;
  gap: var(--space-10);
  margin-top: var(--space-12);
  align-items: center;
}

.deployment-features {
  display: grid;
  gap: var(--space-6);
}

.table-scroll {
  width: 100%;
  min-width: 0;
  max-width: 100%;
  overflow-x: auto;
  margin-top: var(--space-10);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  background: var(--surface-secondary);
  overscroll-behavior-inline: contain;
}

.compare-table {
  width: 100%;
  min-width: 640px;
  table-layout: fixed;
  border-collapse: collapse;
  color: var(--text-secondary);
  font-size: var(--font-size-small);
  line-height: var(--line-height-table);
}

.compare-table th,
.compare-table td {
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--border-default);
  text-align: left;
  vertical-align: top;
  overflow-wrap: break-word;
  hyphens: auto;
}

.compare-table thead {
  background: var(--surface-elevated);
  color: var(--text-primary);
}

.compare-table tbody tr:last-child > * {
  border-bottom: 0;
}

.compare-table th[scope="row"] {
  color: var(--text-primary);
  font-weight: 400;
}

.compare-table tr > :nth-child(3) {
  border-left: 2px solid var(--accent-primary);
}

.table-scroll-hint {
  margin: var(--space-3) 0 0;
  color: var(--text-muted);
  font-size: var(--font-size-caption);
}

.lang-switch {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin: 0;
  padding: 0;
  color: var(--text-muted);
  font-size: var(--font-size-caption);
  font-weight: 600;
  list-style: none;
}

.lang-switch a {
  display: inline-flex;
  min-width: 32px;
  min-height: 32px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  transition: background-color 140ms ease-out, color 140ms ease-out;
}

.lang-switch a:hover {
  background: var(--surface-hover);
  color: var(--text-primary);
}

.lang-switch a[aria-current="page"] {
  color: var(--accent-light);
}

.lang-switch--desktop {
  display: none;
}

.lang-switch--mobile {
  justify-content: center;
  padding: var(--space-3) var(--space-4);
  border-top: 1px solid var(--border-default);
}

.faq-layout {
  display: grid;
  gap: var(--space-10);
}

.faq-list {
  display: grid;
  gap: var(--space-3);
}

.faq-item {
  overflow: hidden;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  background: var(--surface-secondary);
}

.faq-item summary {
  position: relative;
  min-height: var(--control-disclosure);
  padding: var(--space-4) calc(var(--space-12) + var(--space-1)) var(--space-4) var(--space-5);
  cursor: pointer;
  list-style: none;
  font-size: var(--font-size-disclosure);
  font-weight: 600;
  line-height: var(--line-height-disclosure);
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  position: absolute;
  top: 50%;
  right: var(--space-5);
  width: 24px;
  color: var(--accent-light);
  content: "+";
  font-size: var(--font-size-heading-md);
  font-weight: 400;
  line-height: var(--line-height-solid);
  text-align: center;
  transform: translateY(-50%);
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-item p {
  max-width: 820px;
  margin: 0;
  padding: 0 var(--space-5) var(--space-5);
  color: var(--text-muted);
  font-size: var(--font-size-small);
}

.final-panel {
  display: grid;
  gap: var(--space-8);
  padding: var(--space-8);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 82% 0%, var(--glow-panel), transparent 35%),
    var(--surface-secondary);
}

.final-panel__aside {
  align-self: end;
}

.text-link {
  display: inline-flex;
  min-height: var(--control-menu);
  align-items: center;
  color: var(--accent-light);
  font-weight: 600;
}

.site-footer {
  border-top: 1px solid var(--border-default);
}

.site-footer__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  padding-block: var(--space-8);
  color: var(--text-muted);
  font-size: var(--font-size-caption);
}

.site-footer p {
  margin: var(--space-2) 0 0;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3) var(--space-5);
}

.site-footer__nav {
  display: grid;
  gap: var(--space-3);
}

.footer-email {
  display: inline-flex;
  min-height: 36px;
  align-items: center;
  margin-top: var(--space-1);
  color: var(--accent-light);
}

.lang-switch--footer {
  justify-content: flex-start;
}

.copyright {
  margin: 0;
}

.page-shell {
  min-height: calc(100svh - 72px);
  padding-block: var(--space-16);
}

.legal {
  max-width: 920px;
  padding: var(--space-6);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  background: var(--surface-secondary);
}

.legal__updated {
  margin: var(--space-5) 0 0;
  color: var(--text-muted);
  font-size: var(--font-size-small);
}

.legal__body {
  display: grid;
  gap: var(--space-10);
  margin-top: var(--space-10);
  color: var(--text-secondary);
}

.legal__body h2 {
  margin: 0;
  color: var(--text-primary);
  font-size: var(--font-size-heading-md);
  line-height: var(--line-height-heading-sm);
}

.legal__body p {
  margin: var(--space-3) 0 0;
}

.not-found {
  display: grid;
  min-height: calc(100svh - 72px);
  place-items: center;
  padding-block: var(--space-16);
  text-align: center;
}

.not-found__code {
  margin: 0;
  color: var(--accent-light);
  font-size: var(--font-size-404);
  font-weight: 600;
  letter-spacing: -0.08em;
  line-height: var(--line-height-404);
}

.not-found .section-title,
.not-found .section-copy {
  margin-inline: auto;
}

.showcase {
  display: grid;
  gap: var(--space-12);
}

.showcase__block {
  display: grid;
  gap: var(--space-5);
  padding-bottom: var(--space-10);
  border-bottom: 1px solid var(--border-default);
}

@media (min-width: 640px) {
  .workflow,
  .deployment-features {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 768px) {
  :root {
    --page-gutter: 32px;
  }

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

  .proof-item {
    padding-inline: var(--space-7);
    border-top: 0;
    border-left: 1px solid var(--border-default);
  }

  .proof-item:first-child {
    padding-left: 0;
    border-left: 0;
  }

  .section {
    padding-block: var(--section-space-desktop);
  }

  .final-panel,
  .site-footer__inner {
    grid-template-columns: minmax(0, 1.25fr) minmax(240px, 0.75fr);
  }

  .site-footer__nav {
    justify-items: end;
  }

  .lang-switch--footer {
    justify-content: flex-end;
  }

  .final-panel {
    padding: var(--space-10);
  }

  .site-footer__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .legal {
    padding: var(--space-10);
  }
}

@media (min-width: 1100px) {
  .desktop-nav,
  .lang-switch--desktop {
    display: flex;
  }

  .mobile-nav {
    display: none;
  }
}

@media (max-width: 479px) {
  .header-demo {
    display: none;
  }
}

@media (min-width: 700px) {
  .table-scroll-hint {
    display: none;
  }
}

@media (min-width: 640px) and (max-width: 1099px) {
  .proof-grid.proof-grid--applications {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .proof-grid--applications .proof-item:last-child {
    grid-column: 1 / -1;
  }
}

@media (min-width: 1100px) {
  .proof-grid.proof-grid--applications {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .hero__grid {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  }

  .split {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: var(--space-12);
  }

  .split--reverse {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  }

  .split--reverse .split__media {
    order: 2;
  }

  .deployment-grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  }

  .faq-layout {
    grid-template-columns: minmax(280px, 0.7fr) minmax(0, 1.3fr);
  }
}

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

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