:root {
  --bg: #0b0d10;
  --panel: #12151a;
  --panel-hover: #161a20;
  --border: #252a32;
  --text: #f3f4f6;
  --muted: #9299a6;
  --accent: #e6b84a;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family:
    Inter,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  background: var(--bg);
  color: var(--text);
}

button,
a {
  font: inherit;
}

.topbar {
  height: 70px;
  padding: 0 32px;
  border-bottom: 1px solid var(--border);

  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 2px;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 18px;
}

.language-button {
  border: 0;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
}

.language-button:hover {
  color: var(--text);
}

.back-link {
  color: var(--muted);
  text-decoration: none;
}

.back-link:hover {
  color: var(--text);
}

main {
  width: min(1100px, calc(100% - 32px));
  margin: 0 auto;
  padding: 60px 0;
}

.eyebrow {
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
}

h1 {
  margin: 10px 0;
  font-size: clamp(36px, 7vw, 64px);
}

.subtitle {
  max-width: 650px;
  color: var(--muted);
  line-height: 1.6;
}

.grid {
  display: grid;
  grid-template-columns:
    repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
  margin-top: 45px;
}

.card {
  display: block;
  min-height: 190px;
  padding: 24px;

  border: 1px solid var(--border);
  border-radius: 12px;

  background: var(--panel);
  color: var(--text);
  text-decoration: none;
}

.card h2 {
  margin-top: 0;
}

.card p {
  color: var(--muted);
  line-height: 1.5;
}

.card.active {
  cursor: pointer;
  transition:
    border-color 0.15s ease,
    background 0.15s ease,
    transform 0.15s ease;
}

.card.active:hover {
  border-color: var(--accent);
  background: var(--panel-hover);
  transform: translateY(-2px);
}

.status {
  display: inline-block;
  margin-top: 14px;

  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
}

@media (max-width: 700px) {
  .topbar {
    padding: 0 18px;
  }

  .topbar-right {
    gap: 12px;
  }

  main {
    padding-top: 35px;
  }
}