/* 整体布局样式 - 第一层 */

/* 页面基础重置和字体 */
@import url(fonts/clear-sans.css);
html, body {
  margin: 0;
  padding: 0;
  background: #faf8ef;
  color: #776e65;
  font-family: "Clear Sans", "Helvetica Neue", Arial, sans-serif;
  font-size: 18px;
}

/* 营销页面主题背景 - 公共样式 */
.marketing-page {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: #fff;
}

body {
  margin-top: 70px; /* 与头部高度一致，消除空白 */
  margin-bottom: 0;
}

/* 锚点滚动偏移 - 避免被固定头部遮挡 */
[id] {
  scroll-margin-top: 100px; /* 头部高度 + 额外间距 */
}

/* 游戏页面中的帮助区域锚点 */
.tile-guide[id="help"] {
  scroll-margin-top: 100px;
}

/* 基础元素样式 */
p {
  margin-top: 0;
}

a {
  text-decoration: none;
}

hr {
  border: none;
  border-top: 1px solid #776e65;
}

strong.important {
  font-weight: bold;
}

/* 页面主容器 */
.container {
  max-width: 500px;
  margin: 0 auto;
  padding: 20px;
}

/* 游戏页面布局结构 */
.heading:after {
  content: "";
  display: block;
  clear: both;
}

.heading {
  margin-bottom: 20px;
}

.above-game {
  margin-bottom: 20px;
  overflow: hidden;
}

.game-container {
  margin-top: 20px;
  position: relative;
  padding: 15px;
  cursor: default;
  background: #bbada0;
  border-radius: 6px;
  width: 500px;
  height: 500px;
  box-sizing: border-box;
  -webkit-touch-callout: none;
  -ms-touch-callout: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  -ms-touch-action: none;
  touch-action: none;
}

/* 游戏网格布局系统 */
.grid-container {
  position: absolute;
  z-index: 1;
}

.grid-row {
  margin-bottom: 15px;
}

.grid-row:last-child {
  margin-bottom: 0;
}

.grid-row:after {
  content: "";
  display: block;
  clear: both;
}

.grid-cell {
  width: 106.25px;
  height: 106.25px;
  margin-right: 15px;
  float: left;
  border-radius: 3px;
  background: rgba(238, 228, 218, 0.35);
}

.grid-cell:last-child {
  margin-right: 0;
}

/* Tile位置布局 */
.tile-container {
  position: absolute;
  z-index: 2;
}

.tile {
  position: absolute;
  transition: 100ms ease-in-out;
  transition-property: transform;
}

.tile, .tile .tile-inner {
  width: 106.25px;
  height: 106.25px;
  line-height: 116.25px;
}

.tile .tile-inner {
  border-radius: 3px;
  text-align: center;
  font-weight: bold;
  z-index: 10;
  font-size: 55px;
  background: #eee4da;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  width: 100%;
  height: 100%;
}

/* Tile位置类 - 精确定位 */
.tile-position-1-1 { transform: translate(0px, 0px); }
.tile-position-1-2 { transform: translate(0px, 121.25px); }
.tile-position-1-3 { transform: translate(0px, 242.5px); }
.tile-position-1-4 { transform: translate(0px, 363.75px); }

.tile-position-2-1 { transform: translate(121.25px, 0px); }
.tile-position-2-2 { transform: translate(121.25px, 121.25px); }
.tile-position-2-3 { transform: translate(121.25px, 242.5px); }
.tile-position-2-4 { transform: translate(121.25px, 363.75px); }

.tile-position-3-1 { transform: translate(242.5px, 0px); }
.tile-position-3-2 { transform: translate(242.5px, 121.25px); }
.tile-position-3-3 { transform: translate(242.5px, 242.5px); }
.tile-position-3-4 { transform: translate(242.5px, 363.75px); }

.tile-position-4-1 { transform: translate(363.75px, 0px); }
.tile-position-4-2 { transform: translate(363.75px, 121.25px); }
.tile-position-4-3 { transform: translate(363.75px, 242.5px); }
.tile-position-4-4 { transform: translate(363.75px, 363.75px); }

/* 图片tile样式 */
.tile .tile-inner .tile-image {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
}

/* 首页布局容器 */
.themes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 30px;
  margin-bottom: 50px;
}

/* 游戏说明 */
.game-explanation {
  margin-top: 50px;
  text-align: center;
}

/* 响应式布局 */
@media screen and (max-width: 520px) {
  .game-container {
    margin-top: 17px;
    padding: 10px;
    width: 280px;
    height: 280px;
  }

  .tile, .tile .tile-inner {
    width: 57.5px;
    height: 57.5px;
    line-height: 67.5px;
  }

  .tile .tile-inner {
    font-size: 35px;
  }

  .grid-cell {
    width: 57.5px;
    height: 57.5px;
  }

  .grid-row {
    margin-bottom: 10px;
  }

  .grid-cell {
    width: 57.5px;
    height: 57.5px;
    margin-right: 10px;
  }

  .grid-cell:last-child {
    margin-right: 0;
  }

  /* Tile位置类 - 移动端 */
  .tile-position-1-1 { transform: translate(0px, 0px); }
  .tile-position-1-2 { transform: translate(0px, 67.5px); }
  .tile-position-1-3 { transform: translate(0px, 135px); }
  .tile-position-1-4 { transform: translate(0px, 202.5px); }

  .tile-position-2-1 { transform: translate(67.5px, 0px); }
  .tile-position-2-2 { transform: translate(67.5px, 67.5px); }
  .tile-position-2-3 { transform: translate(67.5px, 135px); }
  .tile-position-2-4 { transform: translate(67.5px, 202.5px); }

  .tile-position-3-1 { transform: translate(135px, 0px); }
  .tile-position-3-2 { transform: translate(135px, 67.5px); }
  .tile-position-3-3 { transform: translate(135px, 135px); }
  .tile-position-3-4 { transform: translate(135px, 202.5px); }

  .tile-position-4-1 { transform: translate(202.5px, 0px); }
  .tile-position-4-2 { transform: translate(202.5px, 67.5px); }
  .tile-position-4-3 { transform: translate(202.5px, 135px); }
  .tile-position-4-4 { transform: translate(202.5px, 202.5px); }

  .game-container .game-message p {
    font-size: 30px !important;
    height: 30px !important;
    line-height: 30px !important;
    margin-top: 90px !important;
  }

  .game-container .game-message .lower {
    margin-top: 30px !important;
  }

  .container {
    width: 280px;
    margin: 0 auto;
  }
}

/* 头部固定时的布局调整 */
.game-page .container {
  padding-top: 90px;
}