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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  font-size: 14px;
  color: #333;
  background: #f5f5f5;
  min-width: 320px;
}

.container {
  padding: 16px;
}

.header {
  text-align: center;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid #e0e0e0;
}

.header h1 {
  font-size: 18px;
  font-weight: 600;
  color: #1a73e8;
  margin-bottom: 4px;
}

.header .subtitle {
  font-size: 12px;
  color: #666;
}

.notice {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border-radius: 6px;
  margin-bottom: 12px;
  font-size: 13px;
}

.notice.warning {
  background: #fff3e0;
  color: #e65100;
}

.notice .icon {
  font-weight: bold;
  font-size: 16px;
}

.btn-link {
  background: none;
  border: none;
  color: #1a73e8;
  cursor: pointer;
  font-size: 13px;
  padding: 0;
  margin-left: auto;
}

.btn-link:hover {
  text-decoration: underline;
}

.platform-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.platform-item {
  background: #fff;
  border-radius: 8px;
  padding: 12px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.platform-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.platform-name {
  font-weight: 500;
  font-size: 14px;
}

.platform-status {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.status-dot.valid {
  background: #4caf50;
}

.status-dot.expired {
  background: #f44336;
}

.status-dot.unknown {
  background: #9e9e9e;
}

.platform-info {
  font-size: 12px;
  color: #666;
  margin-bottom: 10px;
}

.platform-info p {
  margin: 2px 0;
}

.platform-actions {
  display: flex;
  gap: 8px;
}

.btn {
  flex: 1;
  padding: 8px 12px;
  border: none;
  border-radius: 4px;
  font-size: 13px;
  cursor: pointer;
  transition: background 0.2s;
}

.btn-primary {
  background: #1a73e8;
  color: #fff;
}

.btn-primary:hover {
  background: #1557b0;
}

.btn-primary:disabled {
  background: #ccc;
  cursor: not-allowed;
}

.btn-secondary {
  background: #e0e0e0;
  color: #333;
}

.btn-secondary:hover {
  background: #d0d0d0;
}

.btn-danger {
  background: #f44336;
  color: #fff;
}

.btn-danger:hover {
  background: #d32f2f;
}

.actions {
  margin-top: 16px;
}

.actions .btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.footer {
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid #e0e0e0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: #666;
}

.footer a {
  color: #1a73e8;
  text-decoration: none;
}

.footer a:hover {
  text-decoration: underline;
}

.loading {
  display: inline-block;
  width: 12px;
  height: 12px;
  border: 2px solid #fff;
  border-radius: 50%;
  border-top-color: transparent;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* 弹窗样式 */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
}

.modal-content {
  position: relative;
  background: #fff;
  border-radius: 8px;
  width: 90%;
  max-width: 400px;
  max-height: 80%;
  display: flex;
  flex-direction: column;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid #e0e0e0;
}

.modal-header h3 {
  font-size: 14px;
  font-weight: 600;
  color: #333;
  margin: 0;
}

.modal-close {
  background: none;
  border: none;
  font-size: 20px;
  color: #666;
  cursor: pointer;
  padding: 0;
  line-height: 1;
}

.modal-close:hover {
  color: #333;
}

.modal-body {
  padding: 16px;
  flex: 1;
  overflow: auto;
}

.modal-body textarea {
  width: 100%;
  height: 120px;
  padding: 10px;
  border: 1px solid #e0e0e0;
  border-radius: 4px;
  font-size: 12px;
  font-family: 'Consolas', 'Monaco', monospace;
  resize: vertical;
  line-height: 1.4;
}

.modal-body textarea:focus {
  outline: none;
  border-color: #1a73e8;
}

.modal-body textarea:read-only {
  background: #f5f5f5;
}

.modal-body .hint {
  font-size: 11px;
  color: #666;
  margin-top: 8px;
}

.modal-footer {
  display: flex;
  gap: 8px;
  padding: 12px 16px;
  border-top: 1px solid #e0e0e0;
  justify-content: flex-end;
}

.modal-footer .btn {
  flex: none;
  min-width: 60px;
}

/* 按钮成功状态 */
.btn.success {
  background: #4caf50 !important;
  color: #fff !important;
}

/* 按钮小尺寸调整 */
.platform-actions .btn {
  flex: none;
  padding: 6px 10px;
  font-size: 12px;
}