:root {
  --bg-color: #0f172a;
  --card-bg: #1e293b;
  --text-main: #f8fafc;
  --text-secondary: #94a3b8;
  --accent-color: #38bdf8;
  --hover-bg: #334155;
}

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

body {
  font-family: "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-main);
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  padding: 20px;
  background-image:
    radial-gradient(circle at top right, #1e293b 0%, transparent 40%),
    radial-gradient(circle at bottom left, #1e293b 0%, transparent 40%);
}

.container {
  max-width: 800px;
  width: 100%;
  text-align: center;
}

h1 {
  font-size: 2.5rem;
  margin-bottom: 10px;
  font-weight: 700;
  background: linear-gradient(90deg, #38bdf8, #818cf8);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

p.subtitle {
  color: var(--text-secondary);
  margin-bottom: 40px;
  font-size: 1.1rem;
}

.projects-grid {
  display: grid;
  /*grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));*/
  grid-template-columns: repeat(2, minmax(240px, 1fr));

  gap: 20px;
}

.project-card {
  background-color: var(--card-bg);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 16px;
  padding: 25px;
  text-decoration: none;
  color: var(--text-main);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.project-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(
    800px circle at var(--mouse-x) var(--mouse-y),
    rgba(56, 189, 248, 0.1),
    transparent 40%
  );
  opacity: 0;
  transition: opacity 0.5s;
  pointer-events: none;
}

.project-card:hover::before {
  opacity: 1;
}

.project-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  border-color: rgba(56, 189, 248, 0.3);
}

.icon {
  width: 48px;
  height: 48px;
  margin-bottom: 15px;
  color: var(--accent-color);
  transition: transform 0.3s ease;
}

.project-card:hover .icon {
  transform: scale(1.1);
  color: #fff;
}

.project-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 5px;
}

.project-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

@media (max-width: 600px) {
  h1 {
    font-size: 2rem;
  }
  .projects-grid {
    grid-template-columns: 1fr;
  }
}