:root {
  --bg-start: #0284c7;
  --bg-end: #0369a1;
  --card: rgba(255, 255, 255, 0.14);
  --text: #ffffff;
  --muted: rgba(255, 255, 255, 0.9);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: var(--text);
  background: linear-gradient(135deg, var(--bg-start), var(--bg-end));
  display: grid;
  place-items: center;
  padding: 20px;
}

.hero {
  width: min(680px, 100%);
  text-align: center;
  background: var(--card);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 24px;
  padding: 32px 22px;
  backdrop-filter: blur(8px);
  box-shadow: 0 16px 45px rgba(1, 50, 80, 0.26);
}

.logo {
  width: 120px;
  height: 120px;
  border-radius: 22px;
  object-fit: cover;
  margin-bottom: 18px;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.25);
}

h1 {
  margin: 0;
  font-size: clamp(2rem, 6vw, 3rem);
  font-weight: 800;
  letter-spacing: 0.3px;
}

.subtitle {
  margin: 14px auto 28px;
  max-width: 560px;
  line-height: 1.5;
  color: var(--muted);
}

.buttons {
  display: grid;
  gap: 12px;
}

.btn {
  display: inline-block;
  width: 100%;
  text-decoration: none;
  color: var(--text);
  font-weight: 700;
  border-radius: 12px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.22);
  border: 1px solid rgba(255, 255, 255, 0.3);
  transition: transform 0.18s ease, background-color 0.18s ease;
}

.btn:hover {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.28);
}

.btn.primary {
  background: #ffffff;
  color: #0369a1;
}

.btn.primary:hover {
  background: #f8fafc;
}