:root {
  --bg: #090d18;
  --panel: #10182a;
  --panel-soft: #151f35;
  --text: #edf3ff;
  --muted: #9daac0;
  --blue: #2672d8;
  --red: #ed2931;
  --red-deep: #d21f27;
  --green: #43df72;
  --link: #79b5ff;
  --heading-accent: #a9ccff;
  --line: rgba(255,255,255,.1);
  --radius: 14px;
}
* { box-sizing: border-box; }
html { color-scheme: dark; scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 18% 12%, rgba(38,114,216,.18), transparent 30rem),
    radial-gradient(circle at 82% 28%, rgba(237,41,49,.15), transparent 28rem),
    var(--bg);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
a { color: var(--link); text-decoration: none; text-underline-offset: .18em; }
a:hover { text-decoration: underline; }
:focus-visible { outline: 2px solid var(--link); outline-offset: 3px; border-radius: 4px; }
::selection { background: var(--blue); color: #fff; }
.container { width: min(920px, calc(100% - 2rem)); margin-inline: auto; }
.lang { padding-top: 1.2rem; text-align: center; font-size: .9rem; }
.lang a { display: inline-block; padding: .55rem .5rem; margin: 0 .1rem; }
.lang span { margin: 0 .3rem; }
.lang .active { color: var(--muted); font-weight: 700; }
.hero { padding: 4rem 1rem 4.5rem; text-align: center; }
.logo { width: 160px; height: 160px; display: block; margin: 0 auto 1.4rem; }
.prompt {
  margin: 0 0 .6rem;
  color: var(--green);
  font: 700 clamp(2.1rem, 7vw, 4rem)/1 "Cascadia Mono", Consolas, monospace;
  letter-spacing: -.03em;
  text-shadow: 0 0 18px rgba(67,223,114,.25);
  position: relative;
  display: inline-block;
  animation: terminal-glow 3s ease-in-out infinite alternate;
}

.prompt::before,
.prompt::after {
  content: "";
  position: absolute;
  pointer-events: none;
  left: 0;
  right: 0;
}

.prompt::before {
  top: -4px;
  height: 4px;
  will-change: transform;
  background: linear-gradient(to bottom, rgba(67, 223, 114, .22), transparent);
  animation: terminal-scan 3.5s linear infinite;
  z-index: 1;
}

.prompt::after {
  top: 0;
  bottom: 0;
  background: repeating-linear-gradient(
    to bottom,
    rgba(0, 0, 0, .22) 0px,
    rgba(0, 0, 0, .22) 2px,
    transparent 2px,
    transparent 5px
  );
  opacity: .4;
  z-index: 2;
}
.tagline { max-width: 650px; margin: 0 auto 2rem; color: var(--muted); font-size: 1.25rem; }
.cta { display: flex; flex-wrap: wrap; justify-content: center; gap: .9rem; }
.button {
  padding: .85rem 1.45rem;
  border: 1px solid transparent;
  border-radius: 10px;
  color: white;
  background: linear-gradient(100deg, var(--blue), var(--red-deep));
  font-weight: 700;
}
.button:hover { filter: brightness(1.12); text-decoration: none; transform: translateY(-1px); }
.button.secondary { border-color: var(--line); background: rgba(255,255,255,.035); }
.release-meta { min-height: 1.6em; margin-top: 1rem; color: var(--muted); font-size: .92rem; }
.release-version {
  color: var(--green);
  font-family: "Cascadia Mono", Consolas, monospace;
  font-weight: 800;
  text-shadow: 0 0 10px rgba(67,223,114,.25);
}
section { padding: 3.5rem 1rem; border-top: 1px solid var(--line); }
section.alt { background: rgba(16,24,42,.72); }
h2 { margin: 0 0 1rem; font-size: 1.75rem; line-height: 1.25; text-wrap: balance; }

.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(235px, 1fr)); gap: 1rem; }
.feature { padding: 1.3rem; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(9,13,24,.75); }
.feature h3 { margin: 0 0 .45rem; color: var(--heading-accent); }
.feature p { margin: 0; color: var(--muted); }
code { padding: .14rem .38rem; border-radius: 5px; background: rgba(255,255,255,.08); overflow-wrap: anywhere; font-family: "Cascadia Mono", Consolas, monospace; font-size: .92em; }
footer { padding: 2.5rem 1rem; color: var(--muted); text-align: center; font-size: .9rem; }
footer p { margin: .25rem 0; }

@keyframes terminal-glow {
  0% { text-shadow: 0 0 18px rgba(67, 223, 114, .22); }
  100% { text-shadow: 0 0 26px rgba(67, 223, 114, .35), 0 0 42px rgba(67, 223, 114, .12); }
}

@keyframes terminal-scan {
  0% { transform: translateY(0); opacity: 0; }
  8% { opacity: .8; }
  92% { opacity: .8; }
  100% { transform: translateY(1.15em); opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .prompt { animation: none; }
  .prompt::before { animation: none; opacity: 0; }
}

@media (max-width: 520px) {
  .hero { padding-top: 3rem; }
  .logo { width: 132px; height: 132px; }
  .button { width: 100%; }
}