/* ========== jmGraph 示例共享样式 ========== */
/* 统一暗色主题，现代风格 */

html, body {
  margin: 0; padding: 0;
  background: #0a0a0f;
  color: #e0e0e0;
  font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

/* Canvas 容器 */
#mycanvas_container {
  overflow: hidden;
}
#mycanvas {
  width: 100%; height: 100%;
  background: #0a0a0f;
}

/* 按钮 */
button, .btn {
  padding: 5px 14px;
  border: 1px solid #2a2a3a;
  border-radius: 4px;
  background: #1a1a2e;
  color: #ddd;
  font-size: 12px;
  cursor: pointer;
  white-space: nowrap;
  transition: all .15s;
}
button:hover, .btn:hover {
  background: #2a2a4e;
  border-color: #8be9fd;
  color: #8be9fd;
}

/* 输入框 / 下拉 */
input, select {
  background: #1a1a2e;
  border: 1px solid #2a2a3a;
  color: #ddd;
  border-radius: 4px;
  padding: 4px 8px;
  font-size: 12px;
  outline: none;
}
input:focus, select:focus {
  border-color: #8be9fd;
}