* {
  margin: 0;
  padding: 0;
}

body {
  background-color: #f1f2f3;
}

.container {
  box-sizing: border-box;
  width: 100%;
  max-width: 1560px;
  min-width: 1240px;
  margin: 25px auto;
  position: relative;
  color: #333;
}

.container * {
  box-sizing: border-box;
}

header {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  margin-bottom: 25px;
  width: 100%;
}

header h1 {
  font-size: 2.2rem;
  margin-bottom: 10px;
  position: relative;
  display: inline-block;
}

header p {
  opacity: 0.9;
  font-size: 1.1rem;
}

/* 标签页样式 */
.tabs {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid #eee;
}

.tab {
  padding: 12px 36px;
  cursor: pointer;
  background-color: #fff;
  border: 1px solid #ddd;
  border-bottom: none;
  border-radius: 5px 5px 0 0;
  margin-right: 5px;
  font-weight: 600;
  transition: all 0.3s;
}

.tab:hover {
  background-color: #d6eaf8;
}

.tab.active {
  background-color: #3498db;
  color: white;
  border-color: #3498db;
}

/* 标签内容样式 */
.tab-content {
  display: none;
  padding: 20px;
  background-color: white;
  border-radius: 0 0 8px 8px;
}

.tab-content.active {
  display: block;
}

/* 输入区域样式 */
.input-area label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
}

.input-area input[type="text"],
.input-area input[type="file"] {
  width: 100%;
  padding: 12px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 16px;
}

.textarea-container {
  position: relative;
}

.input-area textarea {
  width: 100%;
  height: 200px;
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 14px;
  line-height: 1.5;
  resize: vertical;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* 按钮样式 */
.button-group {
  display: flex;
  gap: 20px;
  margin-top: 20px;
  flex-wrap: wrap;
}

button {
  padding: 12px 36px;
  background-color: #3498db;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 16px;
  transition: background-color 0.3s;
}

button:hover {
  background-color: #2980b9;
}

button.secondary {
  background-color: #95a5a6;
}

button.secondary:hover {
  background-color: #7f8c8d;
}

button.success {
  background-color: #2ecc71;
}

button.success:hover {
  background-color: #27ae60;
}

button.warning {
  background-color: #f39c12;
}

button.warning:hover {
  background-color: #d35400;
}

/* 结果区域样式 */
.result-area {
  margin-top: 25px;
  display: none;
  background: #fff;
  border-radius: 8px;
  padding: 20px;
}

.result-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 15px;
}

.result-header .button-group{
  margin:0;
}

.result-header h2{
  color: #2c3e50;
  font-size: 20px;
}

.result-stats {
  font-size: 15px;
  color: #7f8c8d;
  margin-bottom: 15px;
}

.filter-area {
  display: flex;
  gap: 15px;
  margin-bottom: 15px;
}

.filter-area input {
  padding: 12px;
  width: 260px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 14px;
}

.url-list {
  max-height: 400px;
  overflow-y: auto;
  border: 1px solid #ddd;
  border-radius: 4px;
}

.url-item {
  padding: 10px 15px;
  border-bottom: 1px solid #eee;
  font-family: monospace;
  font-size: 14px;
}

.url-item:last-child {
  border-bottom: none;
}

.url-item:hover {
  background-color: #f8f9fa;
}

/* 统计信息样式 */
.stats-container {
  display: flex;
  gap: 20px;
  margin-top: 20px;
  flex-wrap: wrap;
}

.stat-box {
  background-color: white;
  padding: 15px;
  border-radius: 5px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  flex: 1;
  min-width: 200px;
}

.stat-box h3 {
  margin-bottom: 15px;
  color: #3498db;
  font-size: 16px;
}

.stat-value {
  font-size: 24px;
  font-weight: bold;
  color: #2c3e50;
}

/* 通知样式 */
.notice {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  padding: 15px 25px;
  background-color: #34495e;
  color: white;
  border-radius: 5px;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
  z-index: 1000;
  display: none;
}

.notice.success {
  background-color: #27ae60;
}

.notice.error {
  background-color: #e74c3c;
}

.notice.warning {
  background-color: #f39c12;
}

/* 页脚样式 */
.footer {
  font-size: 14px;
  text-align: center;
  color: #7f8c8d;
}

.features {
  display: flex;
  gap: 20px;
  margin: 25px 0;
}

.feature {
  flex: 1;
  padding: 20px;
  background-color: #fff;
  border-radius: 8px;
  text-align: center;
  color: #666;
}

.feature h3{
  color: #2c3e50;
  font-size: 18px;
  margin-bottom: 15px;
}

.feature-icon {
  font-size: 40px;
  margin-bottom: 15px;
}