/**
 * JoyHub Games 基础样式重置
 * 确保跨浏览器一致性
 */

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

html {
  font-size: 16px;
  line-height: 1.5;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  font-size: var(--text-base);
  color: var(--text-primary);
  background-color: var(--surface-50);
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
}

button, input, select, textarea {
  font: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

ol, ul {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-size: inherit;
  font-weight: inherit;
}

/* 焦点样式 */
:focus-visible {
  outline: 2px solid var(--primary-500);
  outline-offset: 2px;
}

/* 渲染优化 */
img, video {
  height: auto;
  contain: content;
}

/* 可访问性 */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* 装饰性元素 */
body::before {
  content: '';
  position: fixed;
  top: 0;
  right: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    to right,
    transparent 95%,
    var(--primary-100) 100%
  );
  opacity: 0.05;
  pointer-events: none;
  z-index: -1;
}

body::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(
    circle at 10% 90%,
    var(--primary-300) 0%,
    transparent 20%
  );
  opacity: 0.03;
  pointer-events: none;
  z-index: -1;
}