:root {
  --bg-primary: #04061a;
  --bg-secondary: #080c2b;
  --bg-card: #111633;
  --bg-highlight: #1a2145;
  --text-primary: #f6f7ff;
  --text-secondary: #b5bee3;
  --accent: #3f8cff;
  --accent-alt: #c44dff;
  --accent-strong: #ff48c4;
  --accent-muted: rgba(63, 140, 255, 0.16);
  --border-muted: rgba(255, 255, 255, 0.06);
  --shadow-soft: 0 26px 60px -24px rgba(8, 12, 40, 0.85);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

img {
  max-width: 100%;
  height: auto;
}

.landing {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  gap: 1.5rem;
  padding: 3rem 1.5rem 2rem;
  text-align: center;
}

.landing__logo {
  width: min(260px, 60vw);
  height: auto;
  filter: drop-shadow(0 24px 45px rgba(8, 12, 40, 0.45));
}

.landing__title {
  margin: 0;
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-size: clamp(2.25rem, 6vw, 3rem);
}

.landing__subtitle {
  margin: 0;
  max-width: 420px;
  color: var(--text-secondary);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  background: var(--accent);
  color: #05071f;
  padding: 0.85rem 1.8rem;
  border-radius: 999px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  box-shadow: 0 18px 44px -18px rgba(63, 140, 255, 0.3);
}

.button:hover {
  transform: translateY(-2px);
  box-shadow: 0 22px 54px -18px rgba(63, 140, 255, 0.4);
  background: var(--accent-alt);
}

.footer {
  margin-top: 2.5rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
  text-align: center;
}

.footer p {
  margin: 0;
}

@media (max-width: 540px) {
  .landing {
    gap: 1.25rem;
  }

  .landing__title {
    font-size: clamp(1.75rem, 8vw, 2.25rem);
  }

  .button {
    width: 100%;
    justify-content: center;
  }
}