body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: linear-gradient(135deg,#667eea,#764ba2);
  color: #fff;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding-top: 30px;
}

.container {
  background: rgba(0,0,0,0.6);
  padding: 30px;
  border-radius: 15px;
  text-align: center;
  width: 90%;
  max-width: 450px;
}

h1 { margin-bottom: 20px; }

#current-time { font-size: 2.5rem; margin-bottom: 20px; }

.theme-toggle { text-align: right; margin-bottom: 15px; font-size: 14px; }
.theme-toggle input { margin-right: 5px; }

.set-alarm {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.set-alarm input, .set-alarm select, .set-alarm button {
  padding: 10px;
  border-radius: 8px;
  border: none;
  font-size: 1rem;
}

#set-alarm-btn, #custom-sound { margin-top: 5px; }

.set-alarm button {
  background: #48bb78;
  color: #fff;
  font-weight: bold;
  cursor: pointer;
}

.set-alarm button:hover { background: #38a169; }

#alarms-list { list-style: none; padding: 0; margin-top: 15px; }

#alarms-list li {
  display: flex;
  justify-content: space-between;
  background: rgba(255,255,255,0.1);
  padding: 10px;
  margin: 8px 0;
  border-radius: 10px;
  flex-wrap: wrap;
  align-items: center;
}

#alarms-list button {
  padding: 5px 10px;
  border-radius: 5px;
  border: none;
  cursor: pointer;
  margin-left: 5px;
}

.clear-btn {
  background: #f56565;
  color: #fff;
  border: none;
  padding: 10px;
  border-radius: 8px;
  cursor: pointer;
  width: 100%;
  margin-top: 10px;
  font-weight: bold;
  transition: all 0.3s ease;
}

.clear-btn:hover {
  background: #e53e3e;
}

#alarms-list button.stop { background: #f56565; color: #fff; }
#alarms-list button.snooze { background: #ed8936; color: #fff; }

/* Dark Mode */
body.dark { background: linear-gradient(135deg,#1a1a2e,#162447); }
body.dark .container { background: #1f1f2e; color: #eee; }
body.dark .set-alarm input, body.dark .set-alarm select, body.dark .set-alarm button { background: #2c2c3c; color: #eee; }