130 lines
2.1 KiB
Plaintext
130 lines
2.1 KiB
Plaintext
/**
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* AKSRT Reset
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* 现代精简 reset，结合 box-sizing 与 a11y 友好的默认值。
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*/
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*,
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*::before,
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*::after {
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box-sizing: border-box;
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}
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html {
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font-size: 16px;
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scroll-behavior: smooth;
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-webkit-text-size-adjust: 100%;
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-webkit-font-smoothing: antialiased;
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-moz-osx-font-smoothing: grayscale;
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overflow-x: hidden;
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text-rendering: optimizeLegibility;
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}
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body {
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margin: 0;
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font-family: var(--font-body);
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font-size: var(--text-base);
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line-height: var(--leading-normal);
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background-color: var(--surface-page);
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color: var(--color-ink-2);
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transition: background-color 0.25s ease, color 0.25s ease;
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overflow-x: hidden;
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}
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/* 媒体元素 */
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img,
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picture,
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video,
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canvas,
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svg {
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display: block;
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max-width: 100%;
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height: auto;
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}
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/* 表单元素继承字体 */
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input,
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button,
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textarea,
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select {
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font: inherit;
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color: inherit;
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}
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button {
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background: none;
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border: 0;
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padding: 0;
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cursor: pointer;
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}
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/* 链接 */
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a {
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color: inherit;
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text-decoration: none;
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transition: color var(--dur-fast) var(--ease);
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}
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a:hover {
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color: var(--color-primary);
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}
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/* 焦点环：a11y 关键 */
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:focus {
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outline: none;
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}
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:focus-visible {
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outline: none;
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box-shadow: var(--focus-ring);
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border-radius: 4px;
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}
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/* 选区色 */
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::selection {
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background: var(--color-primary-soft);
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color: var(--color-ink);
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}
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/* 屏幕阅读器隐藏 */
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.screen-reader-text,
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.sr-only {
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position: absolute !important;
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width: 1px;
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height: 1px;
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padding: 0;
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margin: -1px;
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overflow: hidden;
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clip: rect(0, 0, 0, 0);
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white-space: nowrap;
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border: 0;
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}
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.screen-reader-text:focus,
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.sr-only:focus {
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position: fixed !important;
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top: 16px;
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left: 16px;
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width: auto;
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height: auto;
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padding: 8px 16px;
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background: var(--surface-1);
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color: var(--color-ink);
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z-index: 100000;
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clip: auto;
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box-shadow: var(--shadow-lg);
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border-radius: var(--radius);
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}
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/* 减少动效偏好 */
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@media (prefers-reduced-motion: reduce) {
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*,
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*::before,
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*::after {
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animation-duration: 0.01ms !important;
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animation-iteration-count: 1 !important;
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transition-duration: 0.01ms !important;
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scroll-behavior: auto !important;
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}
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}
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