:root {
  --bg: #060b09;
  --bg-2: #0b1411;
  --panel: #101d18;
  --line: #1e2e26;
  --green: #5ee08a;
  --green-dim: #5ee08a33;
  --text: #e8f3ec;
  --muted: #8fa69a;
  --danger: #ff8a7a;
  --radius: 14px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.6;
  overflow-x: hidden;
}
a { color: inherit; }

/* nav */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 20;
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 24px;
  background: linear-gradient(to bottom, #060b09ee, #060b0900);
}
.logo { font-weight: 800; letter-spacing: .14em; color: var(--green); text-decoration: none; }
.links { display: flex; gap: 20px; align-items: center; font-size: 14px; }
.links > a { color: var(--muted); text-decoration: none; }
.links > a:hover { color: var(--text); }
.lang { display: inline-flex; border: 1px solid var(--line); border-radius: 999px; overflow: hidden; }
.lang button {
  background: none; border: 0; color: var(--muted); font: 600 12px var(--font);
  padding: 5px 10px; cursor: pointer;
}
.lang button[aria-pressed="true"] { background: var(--green); color: #06120b; }

/* hero */
.hero {
  position: relative; min-height: 100vh; min-height: 100svh; max-height: 900px;
  overflow: hidden;
  background: radial-gradient(circle at 75% 20%, #12301f 0, transparent 55%), var(--bg);
}
#stars { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-text {
  position: relative; z-index: 3; pointer-events: none;
  max-width: 640px; padding: 140px 24px 40px 6vw;
}
.hero-text > * { pointer-events: auto; width: fit-content; }
.hero-text::before {
  /* keeps text readable over the moving stars */
  content: ""; position: absolute; inset: 80px -60px 0 -40px; z-index: -1;
  background: radial-gradient(ellipse at 30% 50%, #060b09dd 0, #060b0900 70%);
}
.eyebrow { color: var(--green); font-size: 12px; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; margin: 0 0 10px; }
h1 { font-size: clamp(34px, 5.4vw, 58px); line-height: 1.08; margin: 0; }
h1 em { font-style: normal; color: var(--green); }
.sub { color: var(--muted); font-size: 17px; margin: 16px 0 26px; max-width: 420px; }
.btn {
  display: inline-block; background: var(--green); color: #06120b; font: 700 15px var(--font);
  padding: 12px 22px; border-radius: 999px; border: 0; cursor: pointer; text-decoration: none;
  box-shadow: 0 0 24px #5ee08a44; transition: transform .15s, box-shadow .15s;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 0 32px #5ee08a77; }
.btn:disabled { opacity: .6; cursor: progress; transform: none; }
.hint { color: var(--muted); font-size: 13px; margin-top: 22px; }
.hint::before { content: "✦ "; color: var(--green); }
.credit { position: absolute; left: 6vw; bottom: 18px; z-index: 3; margin: 0; font-size: 12px; color: var(--muted); }

/* star labels (desktop) */
.star-labels { position: absolute; inset: 0; z-index: 2; pointer-events: none; }
.star-label {
  /* the box starts above the star, so clicking the glowing dot opens the app too */
  position: absolute; transform: translate(-50%, -18px);
  pointer-events: auto; text-decoration: none; text-align: center; white-space: nowrap;
  font-size: 14px; font-weight: 600; color: #fff; text-shadow: 0 0 10px #000;
  padding: 36px 8px 2px; border-radius: 8px;
}
.star-label small { display: block; font-weight: 400; font-size: 12px; color: var(--muted); }
a.star-label:hover, a.star-label:focus-visible { background: radial-gradient(circle at 50% 18px, transparent 22px, #0b1611aa 23px); outline: 1px solid var(--green-dim); }
a.star-label:hover small, a.star-label:focus-visible small { color: var(--green); }
.star-label.soon { opacity: .55; }

/* app cards (mobile) */
.app-cards { display: none; }
.app-card {
  display: flex; gap: 12px; align-items: center; text-decoration: none;
  background: #101d18e6; border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px;
}
.app-card .ico { font-size: 24px; }
.app-card b { display: block; }
.app-card span { color: var(--muted); font-size: 13px; }
.app-card .go { margin-left: auto; color: var(--green); font-size: 13px; white-space: nowrap; }
.app-card.soon { opacity: .55; }

/* sections */
.section { padding: 96px 24px; }
.wrap { max-width: 860px; margin: 0 auto; }
.wrap.narrow { max-width: 680px; }
h2 { font-size: clamp(26px, 3.4vw, 36px); margin: 0 0 18px; line-height: 1.2; }
.about { background: var(--bg-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.about p { color: #c9d8cf; font-size: 17px; }
.tags { list-style: none; padding: 0; margin: 26px 0; display: flex; flex-wrap: wrap; gap: 8px; }
.tags li {
  font-size: 13px; padding: 5px 12px; border-radius: 999px;
  border: 1px solid var(--green-dim); color: var(--green); background: #5ee08a0d;
}
.link { color: var(--green); text-decoration: none; font-weight: 600; }
.link:hover { text-decoration: underline; }

/* form */
.lead { color: var(--muted); margin-top: 0; }
#contact-form { margin-top: 28px; display: grid; gap: 16px; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: grid; gap: 6px; font-size: 14px; }
.field > span { color: #c9d8cf; font-weight: 600; }
.field i { font-style: normal; font-weight: 400; color: var(--muted); }
input, select, textarea {
  width: 100%; font: 15px var(--font); color: var(--text);
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 11px 12px;
}
textarea { resize: vertical; min-height: 140px; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--green-dim); border-color: var(--green); }
.field.has-err input, .field.has-err select, .field.has-err textarea { border-color: var(--danger); }
.field-err { color: var(--danger); min-height: 0; font-size: 13px; }
.field-err:empty { display: none; }
#contact-form .btn { justify-self: start; }
.form-status:empty { display: none; }
.form-status { padding: 14px 16px; border-radius: 10px; font-size: 15px; }
.form-status.ok { background: #5ee08a1a; border: 1px solid var(--green-dim); color: var(--green); }
.form-status.err { background: #ff8a7a14; border: 1px solid #ff8a7a55; color: var(--danger); }
.form-status a { color: inherit; font-weight: 600; }

/* footer */
.footer {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px;
  padding: 24px; font-size: 13px; color: var(--muted); border-top: 1px solid var(--line);
}
.footer a { color: var(--muted); }

/* tablets and phones: app cards replace the star labels */
@media (max-width: 960px) {
  .hero { max-height: none; min-height: 0; }
  .hint, .star-labels { display: none; }
  .app-cards {
    display: grid; grid-template-columns: 1fr 1fr; gap: 10px;
    position: relative; z-index: 3; padding: 0 6vw 64px; max-width: 760px;
  }
}

/* phones */
@media (max-width: 720px) {
  .nav { padding: 12px 16px; }
  .links { gap: 12px; font-size: 13px; }
  .links > a { display: none; }
  .hero-text { padding: 110px 16px 24px; }
  .app-cards { grid-template-columns: 1fr; padding: 0 16px 64px; }
  .credit { left: 16px; }
  .section { padding: 64px 16px; }
  .row { grid-template-columns: 1fr; }
  .footer { padding: 20px 16px; }
}