/* Made By RealDream */
/* 基础重置 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: #f0f2f5;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

/* 主容器 */
.timer-container {
  background: white;
  padding: 2rem;
  border-radius: 1.5rem;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
  width: min(90%, 800px);
}

/* 时间显示区域 */
#display {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 0.5rem;
  font-family: 'Courier New', monospace;
  margin-bottom: 2rem;
  position: relative;
  transition: border-color 0.3s;
}

#display.running {
  border: 3px solid #ff4757;
  border-radius: 1rem;
  padding: 1rem;
}

.time-part {
  font-size: 3rem;
  font-weight: 700;
  color: #2d3436;
  transition: transform 0.2s;
}

.milliseconds {
  font-size: 1.5rem;
  color: #636e72;
}

/* 控制按钮 */
.controls {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.btn {
  border: none;
  padding: 1rem;
  border-radius: 0.8rem;
  cursor: pointer;
  transition: all 0.2s;
  background: #f8f9fa;
  display: flex;
  justify-content: center;
  align-items: center;
}

.control-btn {
  font-size: 1.5rem;
}

.btn:hover {
  background: #e9ecef;
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(0);
}

/* 设置面板 */
.settings-panel {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translate(-50%, -100%);
  background: white;
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: 0 5px 15px rgba(0,0,0,0.1);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  opacity: 0;
  visibility: hidden;
}

.settings-panel.active {
  transform: translate(-50%, 20%);
  opacity: 1;
  visibility: visible;
}

.time-input {
  width: 80px;
  padding: 0.5rem;
  border: 2px solid #ced4da;
  border-radius: 0.5rem;
  font-size: 1.2rem;
  text-align: center;
}

.time-input:focus {
  border-color: #4bcffa;
  outline: none;
}

/* 记录列表 */
.laps-list {
  max-height: 200px;
  overflow-y: auto;
  margin-top: 1rem;
}

.laps-list li {
  padding: 0.8rem;
  border-bottom: 1px solid #eee;
  display: flex;
  justify-content: space-between;
  animation: slideIn 0.3s ease-out;
}

/* 动画 */
@keyframes breathing {
  0% { opacity: 0.5; }
  50% { opacity: 1; }
  100% { opacity: 0.5; }
}

@keyframes slideIn {
  from {
    transform: translateY(-10px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.status-indicator {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  margin-left: 1rem;
  animation: breathing 1.5s infinite;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .timer-container {
    padding: 1rem;
  }

  .time-part {
    font-size: 2rem;
  }

  .controls {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* 状态变化 */
.running .time-part {
  color: #ff4757;
}

.paused {
  background: #fff3cd !important;
}

.sound-off .sound-icon {
  filter: grayscale(1);
  opacity: 0.5;
}

.error-message {
  color: #ff4757;
  font-size: 0.9rem;
  position: absolute;
  bottom: -1.5rem;
}