:root {
  color-scheme: dark;
  --ink: #f5f8ff;
  --muted: #aab7c7;
  --soft: #d8e2ef;
  --line: rgba(203, 218, 235, 0.18);
  --panel: rgba(12, 20, 34, 0.78);
  --cyan: #08c7df;
  --green: #41d67d;
  --gold: #f7c948;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 14% 8%, rgba(8, 199, 223, 0.16), transparent 24%),
    radial-gradient(circle at 86% 18%, rgba(65, 214, 125, 0.10), transparent 22%),
    linear-gradient(135deg, #060a12 0%, #0a1020 48%, #111827 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.5), transparent 60%);
}

a {
  color: #8deeff;
  text-underline-offset: 3px;
}

[hidden] {
  display: none !important;
}

.shell {
  position: relative;
  z-index: 1;
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 28px 0 36px;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  color: var(--ink);
  text-decoration: none;
  font-size: 22px;
  font-weight: 760;
  letter-spacing: 0;
}

.mark {
  width: 42px;
  height: 42px;
  border-radius: 8px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 4px;
  padding: 7px;
  background: #050912;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.10), 0 16px 44px rgba(8, 199, 223, 0.22);
}

.bit {
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.16);
}

.bit.on:nth-child(1),
.bit.on:nth-child(6),
.bit.on:nth-child(11),
.bit.on:nth-child(16) {
  background: var(--cyan);
}

.bit.on:nth-child(3),
.bit.on:nth-child(8),
.bit.on:nth-child(9),
.bit.on:nth-child(14) {
  background: var(--green);
}

.bit.on:nth-child(4),
.bit.on:nth-child(12) {
  background: var(--gold);
}

.top-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 10px;
}

.pill,
.lang-toggle {
  color: var(--soft);
  text-decoration: none;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 9px 14px;
  background: rgba(255, 255, 255, 0.04);
  font-size: 14px;
}

.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: #a9f2ff;
  border-color: rgba(8, 199, 223, 0.28);
  background: rgba(8, 199, 223, 0.10);
  cursor: pointer;
  font: inherit;
  font-weight: 760;
}

.flag-icon {
  position: relative;
  width: 18px;
  height: 12px;
  flex: 0 0 auto;
  overflow: hidden;
  border-radius: 2px;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.24);
}

.flag-us {
  background: repeating-linear-gradient(to bottom, #b22234 0 1px, #fff 1px 2px);
}

.flag-us::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 8px;
  height: 7px;
  background: #3c3b6e;
}

.flag-cr {
  background: linear-gradient(to bottom, #002b7f 0 16.7%, #fff 16.7% 33.4%, #ce1126 33.4% 66.6%, #fff 66.6% 83.3%, #002b7f 83.3% 100%);
}

.hero {
  max-width: 820px;
  padding: 72px 0 42px;
}

.kicker {
  margin: 0 0 14px;
  color: #a9f2ff;
  font-size: 13px;
  font-weight: 760;
  letter-spacing: .08em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(42px, 7vw, 72px);
  line-height: .98;
  letter-spacing: 0;
}

.lede {
  margin: 20px 0 0;
  color: var(--soft);
  font-size: clamp(18px, 2.2vw, 24px);
  line-height: 1.45;
}

.grid {
  display: grid;
  gap: 16px;
  padding-bottom: 72px;
}

.grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.item {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  backdrop-filter: blur(16px);
  padding: 24px;
}

.item h2,
.item h3 {
  margin: 0 0 12px;
  color: var(--ink);
  line-height: 1.18;
  letter-spacing: 0;
}

.item p {
  margin: 0;
  color: var(--soft);
  line-height: 1.65;
}

.meta {
  margin: 0 0 12px;
  color: #a9f2ff;
  font-size: 13px;
  font-weight: 760;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.link-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  border-radius: 999px;
  padding: 9px 15px;
  color: #041016;
  background: var(--cyan);
  text-decoration: none;
  font-size: 14px;
  font-weight: 760;
}

.button.secondary {
  color: var(--soft);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line);
}

.button.release-link {
  margin-left: auto;
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 420px);
  gap: 18px;
  align-items: start;
  padding-bottom: 72px;
}

.topic-list {
  display: grid;
  gap: 12px;
  margin-top: 20px;
}

.topic-list p {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.04);
}

form {
  display: grid;
  gap: 14px;
}

label {
  display: grid;
  gap: 7px;
  color: var(--soft);
  font-size: 14px;
  font-weight: 680;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 11px 12px;
  color: var(--ink);
  background: rgba(4, 9, 18, 0.92);
  font: inherit;
}

textarea {
  min-height: 140px;
  resize: vertical;
}

button[type="submit"] {
  width: fit-content;
  border: 0;
  cursor: pointer;
}

footer {
  padding: 26px 0 42px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 820px) {
  .grid.two,
  .contact-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .shell {
    width: min(100% - 28px, 1120px);
  }

  header {
    align-items: flex-start;
    flex-direction: column;
  }

  .top-actions {
    justify-content: flex-start;
  }

  .button.release-link {
    margin-left: 0;
  }

  .hero {
    padding-top: 48px;
  }
}