@font-face {
  font-family: "Deltaware Display";
  src: url("../fonts/orbitron-regular.ttf") format("truetype");
  font-display: swap;
  font-style: normal;
  font-weight: 400;
}

:root {
  color-scheme: dark;
  --blue: #2684ff;
  --blue-bright: #5aa2ff;
  --blue-soft: rgba(38, 132, 255, 0.14);
  --ink: #05070b;
  --ink-raised: #0a0e15;
  --surface: #101722;
  --surface-soft: #151e2b;
  --line: rgba(255, 255, 255, 0.11);
  --line-strong: rgba(255, 255, 255, 0.2);
  --text: #f7f9fc;
  --text-muted: #aeb8c7;
  --text-faint: #7e8999;
  --paper: #f4f7fb;
  --paper-text: #17202c;
  --paper-muted: #536071;
  --max-width: 1180px;
  --radius-large: 28px;
  --radius-medium: 18px;
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.32);
}

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

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  background:
    radial-gradient(circle at 75% -10%, rgba(38, 132, 255, 0.1), transparent 32rem),
    var(--ink);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

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

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

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

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

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

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  padding: 10px 16px;
  border-radius: 10px;
  background: white;
  color: var(--ink);
  transform: translateY(-160%);
  transition: transform 160ms ease;
}

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

.shell {
  width: min(calc(100% - 40px), var(--max-width));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(5, 7, 11, 0.86);
  backdrop-filter: blur(18px);
}

.header-inner {
  display: flex;
  min-height: 76px;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand img {
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 11px;
  object-fit: contain;
}

.brand span {
  font-family: "Deltaware Display", ui-sans-serif, sans-serif;
  font-size: 1rem;
  letter-spacing: 0.04em;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-left: auto;
}

.primary-nav a {
  color: var(--text-muted);
  font-size: 0.92rem;
  font-weight: 650;
  text-decoration: none;
  transition: color 160ms ease;
}

.primary-nav a:hover,
.primary-nav a[aria-current="page"] {
  color: white;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 12px;
  font-size: 0.94rem;
  font-weight: 750;
  text-decoration: none;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

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

.button-primary {
  background: var(--blue);
  color: white;
  box-shadow: 0 14px 34px rgba(38, 132, 255, 0.2);
}

.button-primary:hover {
  background: #1477f5;
}

.button-secondary {
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.03);
  color: white;
}

.button-secondary:hover {
  border-color: rgba(255, 255, 255, 0.36);
  background: rgba(255, 255, 255, 0.06);
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  color: var(--blue-bright);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

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

.section-heading {
  max-width: 760px;
  margin-bottom: 46px;
}

.section-heading h2 {
  max-width: 700px;
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: -0.045em;
}

.section-heading p:last-child {
  max-width: 650px;
  margin: 20px 0 0;
  color: var(--text-muted);
  font-size: 1.08rem;
}

.site-footer {
  border-top: 1px solid var(--line);
  background: #030509;
}

.footer-main {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.7fr) minmax(0, 0.7fr);
  gap: 60px;
  padding-block: 64px 46px;
}

.footer-brand p {
  max-width: 430px;
  margin: 20px 0 0;
  color: var(--text-muted);
}

.footer-group h2 {
  margin: 0 0 16px;
  color: var(--text-faint);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.footer-links {
  display: grid;
  gap: 11px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
}

.footer-links a:hover {
  color: white;
}

.footer-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-block: 22px 30px;
  border-top: 1px solid var(--line);
  color: var(--text-faint);
  font-size: 0.84rem;
}

@media (max-width: 780px) {
  .shell {
    width: min(calc(100% - 28px), var(--max-width));
  }

  .header-inner {
    min-height: 68px;
  }

  .primary-nav {
    display: none;
  }

  .header-inner > .button {
    min-height: 42px;
    padding-inline: 15px;
  }

  .footer-main {
    grid-template-columns: 1fr;
    gap: 36px;
    padding-block: 50px 38px;
  }

  .footer-meta {
    align-items: flex-start;
    flex-direction: column;
  }
}

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

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