:root {
  --bg-1: #0f1226;
  --bg-2: #10182d;
  --accent: #7aa2ff;
  --accent-2: #6efacc;
  --glass: rgba(255,255,255,.08);
  --glass-2: rgba(255,255,255,.14);
  --text: #e9edf5;
  --danger: #ff6b6b;
  --radius: 16px;
  --shadow: 0 8px 20px rgba(0,0,0,.3);
}

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

body {
  font-family: "Inter", sans-serif;
  color: var(--text);
  display: grid;
  place-content: center;
  background: linear-gradient(30deg, var(--bg-1));
  margin-top: 100px;
}

h1, .controls, .time, .lap-list {
  width: min(600px, 92vw);
  margin: auto;
}

h1 {
  text-align: center;
  margin-bottom: 16px;
  font-size: 32px;
  color: var(--accent);
}

.time {
  font: bold 64px "JetBrains Mono", monospace;
  text-align: center;
  padding: 20px;
  border-radius: var(--radius);
  background: var(--glass);
  border: 1px solid var(--glass-2);
  box-shadow: var(--shadow);
  margin-bottom: 16px;
}

.controls {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-bottom: 12px;
}

.controls button {
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px solid var(--glass-2);
  background: var(--glass);
  color: var(--text);
  cursor: pointer;
  transition: 0.2s;
}

.controls button:hover { transform: translateY(-2px); }
.controls button:disabled { opacity: 0.5; cursor: not-allowed; }

.start  { background: rgba(110,250,204,.2); }
.stop   { background: rgba(255,107,107,.2); }
.lap    { background: rgba(122,162,255,.2); }
.reverse{ background: rgba(255,255,255,.1); }

.lap-list {
  list-style: none;
  padding: 12px;
  border-radius: var(--radius);
  background: var(--glass);
  border: 1px solid var(--glass-2);
}

.lap-list li {
  padding: 10px 12px;
  border-bottom: 1px solid var(--glass-2);
  font-family: "JetBrains Mono", monospace;
  position: relative;
}

.lap-list li .remove{
  position: absolute;
  right: 20px;
  cursor: pointer;
  font-size: 20px;
}

.lap-list li:last-child { border-bottom: none; }