* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}
html {
  font-size: clamp(14px, 1.2vw, 18px);
  scroll-behavior: smooth;
}
html,
body {
  font-family: Arial, Helvetica, sans-serif;

  line-height: 1.5;
  color: #000;
  background: #fff;
}

body::-webkit-scrollbar {
  display: none;
}
/* 列表 */
ul,
ol {
  list-style: none;
}

/* 链接 */
a {
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}

/* 图片 */
img {
  display: block;
}

/* 表格 */
table {
  border-collapse: collapse;
  border-spacing: 0;
}

/* 按钮和输入框 */
button,
input,
textarea,
select {
  font: inherit;
  border: none;
  outline: none;
  background: none;
}

/* 默认可选项 */
button {
  cursor: pointer;
}

textarea {
  resize: none;
}

/* 块级元素基础样式 */
section,
header,
footer,
main,
article,
aside,
nav {
  display: block;
}

body {
  --color-primary: #3a3ed5;
  --main-size-w: 80vw;
  --menu-op-r: 5rem;
  --menu-op-l: 5rem;
  --frame-operation-top: 2.5rem;
}
input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
.text-primary {
  color: var(--color-primary);
}
.toast-container {
  position: fixed;
  top: 45%;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.toast {
  background: rgba(0, 0, 0, 0.85);
  color: #fff;
  padding: 12px 20px;
  border-radius: 6px;
  min-width: 200px;
  text-align: center;
  font-size: 14px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  opacity: 0;
  transform: translateY(-20px);
  transition: opacity 0.3s, transform 0.3s;
  pointer-events: auto;
}
.toast.show {
  opacity: 1;
  transform: translateY(0);
}
.single-line-ellipsis {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}