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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: #0f1117;
  color: #e1e4e8;
  min-height: 100vh;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2rem;
  border-bottom: 1px solid #21262d;
}

header h1 {
  font-size: 1.5rem;
  font-weight: 600;
  color: #f0f3f6;
}

#last-updated {
  font-size: 0.8rem;
  color: #8b949e;
}

main {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
  padding: 2rem;
}

.tile {
  background: #161b22;
  border: 1px solid #21262d;
  border-radius: 8px;
  padding: 1.25rem;
  cursor: pointer;
  transition: border-color 0.2s, transform 0.15s;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.tile:hover {
  border-color: #388bfd;
  transform: translateY(-2px);
}

.tile-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.tile-name {
  font-size: 1.1rem;
  font-weight: 600;
  color: #f0f3f6;
}

.badge {
  padding: 0.2rem 0.6rem;
  border-radius: 12px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
}

.badge-running {
  background: #0d421d;
  color: #3fb950;
}

.badge-exited {
  background: #3d1d1d;
  color: #f85149;
}

.badge-other {
  background: #3d2e00;
  color: #d29922;
}

.tile-image {
  font-size: 0.8rem;
  color: #8b949e;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.tile-ports {
  font-size: 0.8rem;
  color: #58a6ff;
  font-family: 'SFMono-Regular', Consolas, monospace;
}

.tile-status {
  font-size: 0.75rem;
  color: #8b949e;
}

.error-msg {
  text-align: center;
  padding: 3rem;
  color: #f85149;
  font-size: 1rem;
}