@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  color-scheme: light;
  font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #eff3fb;
  color: #111827;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 24px;
  background: radial-gradient(circle at top, rgba(99, 102, 241, 0.16), transparent 34%),
    linear-gradient(180deg, #eef2ff 0%, #f9fafb 100%);
}

.page-container {
  width: min(100%, 700px);
  background: rgba(255, 255, 255, 0.96);
  border-radius: 30px;
  padding: 36px;
  border: 1px solid rgba(148, 163, 184, 0.16);
  box-shadow: 0 30px 80px rgba(15, 23, 42, 0.12);
}

header {
  text-align: center;
  margin-bottom: 28px;
}

h1 {
  margin: 0;
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: 0.01em;
  color: #111827;
}

p {
  margin: 14px auto 0;
  max-width: 560px;
  line-height: 1.75;
  color: #4b5563;
  font-size: 1rem;
}

.page-container,
.link-card,
footer {
  text-align: center;
}

.link-card a {
  display: inline-block;
  font-size: 1.15rem;
  font-weight: 700;
  color: #4338ca;
  text-decoration: none;
}

.link-card p {
  margin: 12px auto 0;
  color: #475569;
  font-size: 0.98rem;
}

main {
  display: grid;
  gap: 18px;
}

.link-card {
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 24px;
  padding: 24px 26px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.link-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 22px 45px rgba(15, 23, 42, 0.14);
  border-color: rgba(99, 102, 241, 0.28);
}

.link-card a {
  display: inline-flex;
  font-size: 1.15rem;
  font-weight: 700;
  color: #3730a3;
  text-decoration: none;
}

.link-card a:hover {
  text-decoration: underline;
}

.link-card p {
  margin: 12px 0 0;
  color: #475569;
  font-size: 0.98rem;
}

footer {
  margin-top: 30px;
  text-align: center;
  color: #6b7280;
  font-size: 0.95rem;
}

@media (max-width: 640px) {
  body {
    padding: 16px;
  }

  .page-container {
    width: 100%;
    padding: 24px 18px;
    border-radius: 24px;
    box-shadow: 0 20px 50px rgba(15, 23, 42, 0.12);
  }

  h1 {
    font-size: 2rem;
  }

  p {
    font-size: 0.95rem;
    max-width: 100%;
  }

  main {
    gap: 14px;
  }

  .link-card {
    padding: 20px 18px;
  }

  .link-card a {
    font-size: 1.05rem;
  }

  .link-card p {
    font-size: 0.95rem;
  }
}