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

:root {
  --header-height: 60px;
}

body {
  font-family: sans-serif;
  background: #0e0d0b;
  color: #d4cbb8;
  min-height: 100vh;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  display: flex;
  align-items: center;
  padding: 0 2rem;
  z-index: 10;
  background: rgba(14, 13, 11, 0.85);
  backdrop-filter: blur(8px);
}

.site-title {
  font-size: 1.2rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.app-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2px;
  min-height: 100vh;
  padding-top: var(--header-height);
}

.app-card {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - var(--header-height));
  text-decoration: none;
  color: inherit;
  background-image: var(--bg);
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  overflow: hidden;
  transition: filter 0.3s;
}

.app-card:hover {
  filter: brightness(1.1);
}

.app-card__overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 40%, rgba(0,0,0,0.55) 100%);
  transition: opacity 0.3s;
}

.app-card:hover .app-card__overlay {
  opacity: 0.7;
}

.app-card__content {
  position: relative;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.4rem;
}

.app-card__name {
  font-size: 1.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.app-card__desc {
  font-size: 0.9rem;
  opacity: 0.7;
}