:root {
  --primary-bg: #DDDDDD;
  --component-bg: rgba(255, 255, 255, 0.5);
  --text-color: #121212;
  --accent-1: #8B5CF6;
  --accent-2: #D946EF;
  --accent-3: #F97316;
  --accent-4: #0EA5E9;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  font-family: system-ui, -apple-system, sans-serif;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  margin: 0;
  background-color: var(--primary-bg);
  color: var(--text-color);
  overflow: hidden;
  position: relative;
}
.progress-background {
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(to right, var(--accent-1), var(--accent-2));
  z-index: 1;
  transition: transform 1s linear;
}
#timer-container {
  background-color: var(--component-bg);
  padding: 2rem;
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  text-align: center;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  z-index: 2;
  min-width: 320px;
}
.label {
  margin-bottom: 1rem;
  font-size: 1.2rem;
  font-weight: 500;
}
.length-control {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  gap: 1rem;
}
button {
  padding: 0.5rem 1rem;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--text-color);
  font-size: 1rem;
  transition: all 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.1);
}
button:hover {
  background-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}
.badge {
  display: inline-block;
  position: absolute;
  top: 1rem;
  left: 1rem;
  padding: 0.5rem 1rem;
  background-color: var(--accent-2);
  color: var(--primary-bg);
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
}
a{
  text-decoration: none;
  color: var(--primary);
}
#time-left {
  font-size: 4rem;
  font-weight: bold;
  margin: 1.5rem 0;
  font-family: monospace;
  background: linear-gradient(to right, var(--accent-1), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
#start_stop,
#reset {
  padding: 0.75rem 1.5rem;
  font-size: 1.2rem;
  margin: 0.5rem;
  min-width: 100px;
}
@media (max-width: 480px) {
  #timer-container {
      padding: 1.5rem;
      min-width: 280px;
  }
  #time-left {
      font-size: 3rem;
  }
  button {
      padding: 0.4rem 0.8rem;
  }
}