@keyframes fadeSlideIn {
  0% {
    opacity: 0;
    transform: translateY(20px) scale(0.95);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

:root {
  --color-bg: #f0f4f8;
  --color-card: #ffffff;
  --color-text: #1a1a1a;
  --color-accent: #4f46e5;
  --color-hover: #eef2ff;
  --shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
  --radius: 14px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Inter", "Segoe UI", sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  display: flex;
  justify-content: center;
  padding: 2rem;
  min-height: 100vh;
}

.container {
  width: 100%;
  max-width: 700px;
  animation: fadeSlideIn 0.6s ease forwards;
}

h1 {
  text-align: center;
  margin-bottom: 2rem;
  font-size: 2.2rem;
}

.links-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1.2rem;
}

.link-button {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--color-card);
  border-radius: var(--radius);
  padding: 1rem;
  text-decoration: none;
  color: var(--color-text);
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
  border: 2px solid transparent;
  transform: scale(1);
  opacity: 0;
  animation: fadeSlideIn 0.4s ease forwards;
}

.link-button:hover {
  background-color: var(--color-hover);
  border-color: var(--color-accent);
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.link-button:active {
  transform: scale(0.98);
}

.link-icon {
  font-size: 1.8rem;
  margin-bottom: 0.5rem;
  color: var(--color-accent);
}