* { margin: 0; padding: 0; box-sizing: border-box; }
/* 兜底：display:flex/grid 会覆盖 [hidden]，此处强制恢复（项目踩过的坑） */
[hidden] { display: none !important; }
html, body { height: 100%; }
body {
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  background: var(--desk1);
  font-family: "MS Sans Serif", "Microsoft Sans Serif", Tahoma, "Pixelated MS Sans Serif", "Microsoft YaHei", "PingFang SC", sans-serif;
  /* Win98 UI 基准字号：MS Sans Serif 8pt ≈ 11px（原 13px 偏大，密度不还原） */
  font-size: var(--ui-fs);
  color: #000;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
  -webkit-user-select: none;
}
/* ═══════════════ Win98 系统配色变量（Windows 标准主题）═══════════════
   全部色值取自 Win98 官方系统色（GetSysColor / WIN.INI [colors]）。
   后续所有样式优先用变量；新增代码禁止硬编码色值。 */
:root {
  /* 3D 立体边四层（凸起 = 上左下右相反，凹陷互换） */
  --face: #c0c0c0;   /* ButtonFace / Scrollbar / Menu / ActiveBorder */
  --hi:   #ffffff;   /* ButtonHighlight / Window / CaptionText */
  --lt:   #dfdfdf;   /* 3D 内高光 */
  --sh:   #808080;   /* ButtonShadow / GrayText / InactiveTitle */
  --dk:   #0a0a0a;   /* ButtonDkShadow / WindowText */
  --win:  #ffffff;   /* 窗口客户区 */
  --hl:   #000080;   /* Highlight 选中背景 */
  --hl-text: #ffffff;
  /* 标题栏：Win98 相对 Win95 的核心改动 —— 纯色 → 水平渐变 */
  --title: #000080;            /* ActiveTitle（渐变左端） */
  --title-grad: #1084d0;       /* GradientActiveTitle（渐变右端，98 新增） */
  --title-inact: #808080;      /* InactiveTitle（渐变左端） */
  --title-inact-grad: #b5b5b5; /* GradientInactiveTitle（98 新增） */
  --title-inact-text: #c0c0c0;
  /* 桌面：底色 + 4px 棋盘格抖动（还原 CRT 低色深观感） */
  --desk1: #008080;
  --desk2: #007d7d;
  /* 几何（Win98 标准度量） */
  --tb-h: 28px;      /* 任务栏基础高度 */
  --taskbar-h: calc(var(--tb-h) + env(safe-area-inset-bottom, 0px)); /* 含底部安全区，最大化窗口用它让位 */
  --ui-fs: 11px;     /* MS Sans Serif 8pt ≈ 11px */
  --scroll-w: 16px;  /* 滚动条宽度 */
}
#desk {
  position: absolute;
  inset: 0;
  overflow: hidden;
  background-image: repeating-conic-gradient(var(--desk1) 0% 25%, var(--desk2) 0% 50%);
  background-size: 4px 4px;
}

/* ═══════════════ Win98 滚动条 ═══════════════
   浏览器默认滚动条（Chrome 那条细灰条）在复古界面里极其违和，
   这是「多级滚动条看着丑」的根源。此处完整还原 Win98 滚动条：
   16px 宽、#c0c0c0 槽底 50% 棋盘格、四层立体边箭头按钮与滑块。 */
* { scrollbar-width: auto; scrollbar-color: var(--sh) var(--face); }
::-webkit-scrollbar { width: var(--scroll-w); height: var(--scroll-w); }
::-webkit-scrollbar-track {
  background-color: var(--face);
  /* Win98 轨道是 2px 灰白棋盘格 */
  background-image:
    linear-gradient(45deg, var(--hi) 25%, transparent 25%, transparent 75%, var(--hi) 75%),
    linear-gradient(45deg, var(--hi) 25%, transparent 25%, transparent 75%, var(--hi) 75%);
  background-size: 4px 4px;
  background-position: 0 0, 2px 2px;
}
::-webkit-scrollbar-thumb {
  background: var(--face);
  box-shadow: inset -1px -1px var(--dk), inset 1px 1px var(--hi),
              inset -2px -2px var(--sh), inset 2px 2px var(--lt);
}
::-webkit-scrollbar-thumb:active {
  box-shadow: inset -1px -1px var(--hi), inset 1px 1px var(--dk),
              inset -2px -2px var(--lt), inset 2px 2px var(--sh);
}
::-webkit-scrollbar-button {
  display: block;
  height: var(--scroll-w);
  width: var(--scroll-w);
  background-color: var(--face);
  box-shadow: inset -1px -1px var(--dk), inset 1px 1px var(--hi),
              inset -2px -2px var(--sh), inset 2px 2px var(--lt);
  background-repeat: no-repeat;
  background-position: center;
}
/* 上下箭头（细黑三角） */
::-webkit-scrollbar-button:vertical:decrement {
  background-image: linear-gradient(135deg, transparent 48%, #000 48%, #000 52%, transparent 52%);
}
::-webkit-scrollbar-button:vertical:increment {
  background-image: linear-gradient(-45deg, transparent 48%, #000 48%, #000 52%, transparent 52%);
}
/* 左右箭头 */
::-webkit-scrollbar-button:horizontal:decrement {
  background-image: linear-gradient(45deg, transparent 46%, #000 46%, #000 54%, transparent 54%);
}
::-webkit-scrollbar-button:horizontal:increment {
  background-image: linear-gradient(-135deg, transparent 46%, #000 46%, #000 54%, transparent 54%);
}
::-webkit-scrollbar-corner { background: var(--face); }
/* 双按钮（起始/结束各一个）——让箭头按钮成对出现，符合 Win98 */
::-webkit-scrollbar-button:vertical:start:increment,
::-webkit-scrollbar-button:vertical:end:decrement,
::-webkit-scrollbar-button:horizontal:start:increment,
::-webkit-scrollbar-button:horizontal:end:decrement { display: none; }

/* ───── 桌面图标 ───── */
.dgroup {
  position: absolute;
  left: 10px;
  top: 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.dicon {
  width: 76px;
  padding: 5px 2px 3px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  cursor: default;
  border: 1px dotted transparent;
  outline: none;
}
.dicon:focus-visible { border-color: #fff; }
.ico {
  display: block;
  width: 32px;
  height: 32px;
  position: relative;
  flex: none;
}
.dlabel {
  font-size: 11px;
  line-height: 1.25;
  color: #fff;
  text-shadow: 1px 1px 0 #000;
  text-align: center;
  padding: 0 2px;
  max-width: 100%;
  overflow-wrap: break-word;
  white-space: normal;
}
.dicon.sel .dlabel { background: #000080; outline: 1px dotted #fff; }
.dicon.sel .ico { filter: brightness(.7) saturate(.6); }

/* ═════════════ Win98 桌面图标（16×16 字符画 → box-shadow，2px 网格）═════════════
   按原版 32×32 图标逐像素重绘：粗黑描边 + 多灰阶层 + 蓝色屏幕，256 色观感。
   注意：真 Win98 的桌面图标不带投影（投影是 XP 时代的），
   只给标签文字留 1px 硬阴影（对应 98 的「图标标签阴影」显示效果）。 */
.ico-pc::before, .ico-trash::before, .ico-net::before, .ico-mine::before, .ico-snake::before, .ico-saver::before, .ico-note::before, .ico-install::before, .ico-dos::before, .ico-trashfull::before, .ico-ie::before {
  content: "";
  position: absolute;
  left: 0; top: 0;
  width: 2px; height: 2px;
}
.ico-pc { background: none; }
.ico-pc::before { box-shadow: 2px 2px 0 #0a0a0a, 4px 2px 0 #0a0a0a, 6px 2px 0 #0a0a0a, 8px 2px 0 #0a0a0a, 10px 2px 0 #0a0a0a, 12px 2px 0 #0a0a0a, 14px 2px 0 #0a0a0a, 16px 2px 0 #0a0a0a, 18px 2px 0 #0a0a0a, 20px 2px 0 #0a0a0a, 22px 2px 0 #0a0a0a, 2px 4px 0 #0a0a0a, 4px 4px 0 #ffffff, 6px 4px 0 #ffffff, 8px 4px 0 #ffffff, 10px 4px 0 #ffffff, 12px 4px 0 #ffffff, 14px 4px 0 #ffffff, 16px 4px 0 #ffffff, 18px 4px 0 #ffffff, 20px 4px 0 #ffffff, 22px 4px 0 #0a0a0a, 2px 6px 0 #0a0a0a, 4px 6px 0 #ffffff, 6px 6px 0 #1084d0, 8px 6px 0 #1084d0, 10px 6px 0 #1084d0, 12px 6px 0 #1084d0, 14px 6px 0 #1084d0, 16px 6px 0 #1084d0, 18px 6px 0 #1084d0, 20px 6px 0 #ffffff, 22px 6px 0 #0a0a0a, 2px 8px 0 #0a0a0a, 4px 8px 0 #ffffff, 6px 8px 0 #1084d0, 8px 8px 0 #1084d0, 10px 8px 0 #1084d0, 12px 8px 0 #1084d0, 14px 8px 0 #1084d0, 16px 8px 0 #1084d0, 18px 8px 0 #1084d0, 20px 8px 0 #ffffff, 22px 8px 0 #0a0a0a, 2px 10px 0 #0a0a0a, 4px 10px 0 #ffffff, 6px 10px 0 #1084d0, 8px 10px 0 #1084d0, 10px 10px 0 #1084d0, 12px 10px 0 #1084d0, 14px 10px 0 #1084d0, 16px 10px 0 #1084d0, 18px 10px 0 #1084d0, 20px 10px 0 #ffffff, 22px 10px 0 #0a0a0a, 2px 12px 0 #0a0a0a, 4px 12px 0 #ffffff, 6px 12px 0 #1084d0, 8px 12px 0 #1084d0, 10px 12px 0 #1084d0, 12px 12px 0 #1084d0, 14px 12px 0 #1084d0, 16px 12px 0 #1084d0, 18px 12px 0 #1084d0, 20px 12px 0 #ffffff, 22px 12px 0 #0a0a0a, 2px 14px 0 #0a0a0a, 4px 14px 0 #ffffff, 6px 14px 0 #1084d0, 8px 14px 0 #1084d0, 10px 14px 0 #1084d0, 12px 14px 0 #1084d0, 14px 14px 0 #1084d0, 16px 14px 0 #1084d0, 18px 14px 0 #1084d0, 20px 14px 0 #ffffff, 22px 14px 0 #0a0a0a, 2px 16px 0 #0a0a0a, 4px 16px 0 #ffffff, 6px 16px 0 #ffffff, 8px 16px 0 #ffffff, 10px 16px 0 #ffffff, 12px 16px 0 #ffffff, 14px 16px 0 #ffffff, 16px 16px 0 #ffffff, 18px 16px 0 #ffffff, 20px 16px 0 #ffffff, 22px 16px 0 #0a0a0a, 2px 18px 0 #0a0a0a, 4px 18px 0 #0a0a0a, 6px 18px 0 #0a0a0a, 8px 18px 0 #0a0a0a, 10px 18px 0 #0a0a0a, 12px 18px 0 #0a0a0a, 14px 18px 0 #0a0a0a, 16px 18px 0 #0a0a0a, 18px 18px 0 #0a0a0a, 20px 18px 0 #0a0a0a, 22px 18px 0 #0a0a0a, 8px 20px 0 #0a0a0a, 10px 20px 0 #0a0a0a, 12px 20px 0 #0a0a0a, 14px 20px 0 #0a0a0a, 16px 20px 0 #0a0a0a, 6px 22px 0 #0a0a0a, 8px 22px 0 #c0c0c0, 10px 22px 0 #c0c0c0, 12px 22px 0 #c0c0c0, 14px 22px 0 #c0c0c0, 16px 22px 0 #c0c0c0, 18px 22px 0 #0a0a0a, 2px 24px 0 #0a0a0a, 4px 24px 0 #0a0a0a, 6px 24px 0 #0a0a0a, 8px 24px 0 #0a0a0a, 10px 24px 0 #0a0a0a, 12px 24px 0 #0a0a0a, 14px 24px 0 #0a0a0a, 16px 24px 0 #0a0a0a, 18px 24px 0 #0a0a0a, 20px 24px 0 #0a0a0a, 22px 24px 0 #0a0a0a, 24px 24px 0 #0a0a0a, 26px 24px 0 #0a0a0a, 2px 26px 0 #0a0a0a, 4px 26px 0 #c0c0c0, 6px 26px 0 #c0c0c0, 8px 26px 0 #c0c0c0, 10px 26px 0 #c0c0c0, 12px 26px 0 #ffffff, 14px 26px 0 #c0c0c0, 16px 26px 0 #c0c0c0, 18px 26px 0 #c0c0c0, 20px 26px 0 #c0c0c0, 22px 26px 0 #c0c0c0, 24px 26px 0 #c0c0c0, 26px 26px 0 #0a0a0a, 2px 28px 0 #0a0a0a, 4px 28px 0 #0a0a0a, 6px 28px 0 #0a0a0a, 8px 28px 0 #0a0a0a, 10px 28px 0 #0a0a0a, 12px 28px 0 #0a0a0a, 14px 28px 0 #0a0a0a, 16px 28px 0 #0a0a0a, 18px 28px 0 #0a0a0a, 20px 28px 0 #0a0a0a, 22px 28px 0 #0a0a0a, 24px 28px 0 #0a0a0a, 26px 28px 0 #0a0a0a; }
.ico-trash { background: none; }
.ico-trash::before { box-shadow: 10px 2px 0 #0a0a0a, 12px 2px 0 #0a0a0a, 14px 2px 0 #0a0a0a, 16px 2px 0 #0a0a0a, 18px 2px 0 #0a0a0a, 20px 2px 0 #0a0a0a, 8px 4px 0 #0a0a0a, 10px 4px 0 #dfdfdf, 12px 4px 0 #dfdfdf, 14px 4px 0 #dfdfdf, 16px 4px 0 #dfdfdf, 18px 4px 0 #dfdfdf, 20px 4px 0 #dfdfdf, 22px 4px 0 #0a0a0a, 6px 6px 0 #0a0a0a, 8px 6px 0 #0a0a0a, 10px 6px 0 #0a0a0a, 12px 6px 0 #0a0a0a, 14px 6px 0 #0a0a0a, 16px 6px 0 #0a0a0a, 18px 6px 0 #0a0a0a, 20px 6px 0 #0a0a0a, 22px 6px 0 #0a0a0a, 24px 6px 0 #0a0a0a, 6px 8px 0 #0a0a0a, 8px 8px 0 #c0c0c0, 10px 8px 0 #c0c0c0, 12px 8px 0 #c0c0c0, 14px 8px 0 #c0c0c0, 16px 8px 0 #c0c0c0, 18px 8px 0 #c0c0c0, 20px 8px 0 #c0c0c0, 22px 8px 0 #0a0a0a, 6px 10px 0 #0a0a0a, 8px 10px 0 #0a0a0a, 10px 10px 0 #0a0a0a, 12px 10px 0 #0a0a0a, 14px 10px 0 #0a0a0a, 16px 10px 0 #0a0a0a, 18px 10px 0 #0a0a0a, 20px 10px 0 #0a0a0a, 22px 10px 0 #0a0a0a, 24px 10px 0 #0a0a0a, 8px 12px 0 #0a0a0a, 10px 12px 0 #ffffff, 12px 12px 0 #c0c0c0, 14px 12px 0 #ffffff, 16px 12px 0 #c0c0c0, 18px 12px 0 #ffffff, 20px 12px 0 #c0c0c0, 22px 12px 0 #0a0a0a, 8px 14px 0 #0a0a0a, 10px 14px 0 #c0c0c0, 12px 14px 0 #ffffff, 14px 14px 0 #c0c0c0, 16px 14px 0 #ffffff, 18px 14px 0 #c0c0c0, 20px 14px 0 #ffffff, 22px 14px 0 #0a0a0a, 8px 16px 0 #0a0a0a, 10px 16px 0 #ffffff, 12px 16px 0 #c0c0c0, 14px 16px 0 #ffffff, 16px 16px 0 #c0c0c0, 18px 16px 0 #ffffff, 20px 16px 0 #c0c0c0, 22px 16px 0 #0a0a0a, 8px 18px 0 #0a0a0a, 10px 18px 0 #c0c0c0, 12px 18px 0 #ffffff, 14px 18px 0 #c0c0c0, 16px 18px 0 #ffffff, 18px 18px 0 #c0c0c0, 20px 18px 0 #ffffff, 22px 18px 0 #0a0a0a, 8px 20px 0 #0a0a0a, 10px 20px 0 #ffffff, 12px 20px 0 #c0c0c0, 14px 20px 0 #ffffff, 16px 20px 0 #c0c0c0, 18px 20px 0 #ffffff, 20px 20px 0 #c0c0c0, 22px 20px 0 #0a0a0a, 8px 22px 0 #0a0a0a, 10px 22px 0 #c0c0c0, 12px 22px 0 #ffffff, 14px 22px 0 #c0c0c0, 16px 22px 0 #ffffff, 18px 22px 0 #c0c0c0, 20px 22px 0 #ffffff, 22px 22px 0 #0a0a0a, 10px 24px 0 #0a0a0a, 12px 24px 0 #ffffff, 14px 24px 0 #c0c0c0, 16px 24px 0 #ffffff, 18px 24px 0 #c0c0c0, 20px 24px 0 #ffffff, 22px 24px 0 #0a0a0a, 10px 26px 0 #0a0a0a, 12px 26px 0 #0a0a0a, 14px 26px 0 #0a0a0a, 16px 26px 0 #0a0a0a, 18px 26px 0 #0a0a0a, 20px 26px 0 #0a0a0a; }
.ico-net { background: none; }
.ico-net::before { box-shadow: 4px 2px 0 #0a0a0a, 6px 2px 0 #0a0a0a, 8px 2px 0 #0a0a0a, 10px 2px 0 #0a0a0a, 12px 2px 0 #0a0a0a, 14px 2px 0 #0a0a0a, 16px 2px 0 #0a0a0a, 18px 2px 0 #0a0a0a, 20px 2px 0 #0a0a0a, 4px 4px 0 #0a0a0a, 6px 4px 0 #ffffff, 8px 4px 0 #ffffff, 10px 4px 0 #ffffff, 12px 4px 0 #ffffff, 14px 4px 0 #ffffff, 16px 4px 0 #ffffff, 18px 4px 0 #ffffff, 20px 4px 0 #0a0a0a, 4px 6px 0 #0a0a0a, 6px 6px 0 #ffffff, 8px 6px 0 #1084d0, 10px 6px 0 #1084d0, 12px 6px 0 #1084d0, 14px 6px 0 #1084d0, 16px 6px 0 #1084d0, 18px 6px 0 #ffffff, 20px 6px 0 #0a0a0a, 4px 8px 0 #0a0a0a, 6px 8px 0 #ffffff, 8px 8px 0 #1084d0, 10px 8px 0 #1084d0, 12px 8px 0 #1084d0, 14px 8px 0 #1084d0, 16px 8px 0 #1084d0, 18px 8px 0 #ffffff, 20px 8px 0 #0a0a0a, 4px 10px 0 #0a0a0a, 6px 10px 0 #ffffff, 8px 10px 0 #404040, 10px 10px 0 #404040, 12px 10px 0 #404040, 14px 10px 0 #404040, 16px 10px 0 #404040, 18px 10px 0 #ffffff, 20px 10px 0 #0a0a0a, 4px 12px 0 #0a0a0a, 6px 12px 0 #ffffff, 8px 12px 0 #ffffff, 10px 12px 0 #ffffff, 12px 12px 0 #ffffff, 14px 12px 0 #ffffff, 16px 12px 0 #ffffff, 18px 12px 0 #ffffff, 20px 12px 0 #0a0a0a, 4px 14px 0 #0a0a0a, 6px 14px 0 #0a0a0a, 8px 14px 0 #0a0a0a, 10px 14px 0 #0a0a0a, 12px 14px 0 #0a0a0a, 14px 14px 0 #0a0a0a, 16px 14px 0 #0a0a0a, 18px 14px 0 #0a0a0a, 20px 14px 0 #0a0a0a, 10px 16px 0 #0a0a0a, 12px 16px 0 #0a0a0a, 14px 16px 0 #0a0a0a, 16px 16px 0 #0a0a0a, 16px 18px 0 #0a0a0a, 18px 18px 0 #0a0a0a, 20px 18px 0 #0a0a0a, 22px 18px 0 #0a0a0a, 24px 18px 0 #0a0a0a, 26px 18px 0 #0a0a0a, 28px 18px 0 #0a0a0a, 30px 18px 0 #0a0a0a, 16px 20px 0 #0a0a0a, 18px 20px 0 #ffffff, 20px 20px 0 #ffffff, 22px 20px 0 #ffffff, 24px 20px 0 #ffffff, 26px 20px 0 #ffffff, 28px 20px 0 #ffffff, 30px 20px 0 #0a0a0a, 16px 22px 0 #0a0a0a, 18px 22px 0 #ffffff, 20px 22px 0 #1084d0, 22px 22px 0 #1084d0, 24px 22px 0 #1084d0, 26px 22px 0 #1084d0, 28px 22px 0 #ffffff, 30px 22px 0 #0a0a0a, 16px 24px 0 #0a0a0a, 18px 24px 0 #0a0a0a, 20px 24px 0 #0a0a0a, 22px 24px 0 #0a0a0a, 24px 24px 0 #0a0a0a, 26px 24px 0 #0a0a0a, 28px 24px 0 #0a0a0a, 8px 26px 0 #0a0a0a, 10px 26px 0 #0a0a0a, 20px 26px 0 #0a0a0a, 22px 26px 0 #0a0a0a, 8px 28px 0 #0a0a0a, 10px 28px 0 #0a0a0a; }
.ico-mine { background: none; }
.ico-mine::before { box-shadow: 18px 2px 0 #0a0a0a, 20px 2px 0 #0a0a0a, 16px 4px 0 #0a0a0a, 18px 4px 0 #0a0a0a, 20px 4px 0 #0a0a0a, 14px 6px 0 #0a0a0a, 16px 6px 0 #0a0a0a, 18px 6px 0 #0a0a0a, 8px 8px 0 #0a0a0a, 10px 8px 0 #0a0a0a, 12px 8px 0 #0a0a0a, 14px 8px 0 #0a0a0a, 16px 8px 0 #0a0a0a, 18px 8px 0 #0a0a0a, 20px 8px 0 #0a0a0a, 22px 8px 0 #0a0a0a, 6px 10px 0 #0a0a0a, 8px 10px 0 #0a0a0a, 10px 10px 0 #0a0a0a, 12px 10px 0 #0a0a0a, 14px 10px 0 #0a0a0a, 16px 10px 0 #0a0a0a, 18px 10px 0 #0a0a0a, 20px 10px 0 #0a0a0a, 22px 10px 0 #0a0a0a, 24px 10px 0 #0a0a0a, 4px 12px 0 #0a0a0a, 6px 12px 0 #0a0a0a, 8px 12px 0 #0a0a0a, 10px 12px 0 #0a0a0a, 12px 12px 0 #ffffff, 14px 12px 0 #ffffff, 16px 12px 0 #0a0a0a, 18px 12px 0 #0a0a0a, 20px 12px 0 #0a0a0a, 22px 12px 0 #0a0a0a, 24px 12px 0 #0a0a0a, 26px 12px 0 #0a0a0a, 4px 14px 0 #0a0a0a, 6px 14px 0 #0a0a0a, 8px 14px 0 #0a0a0a, 10px 14px 0 #ffffff, 12px 14px 0 #ffffff, 14px 14px 0 #0a0a0a, 16px 14px 0 #0a0a0a, 18px 14px 0 #0a0a0a, 20px 14px 0 #0a0a0a, 22px 14px 0 #0a0a0a, 24px 14px 0 #0a0a0a, 26px 14px 0 #0a0a0a, 4px 16px 0 #0a0a0a, 6px 16px 0 #0a0a0a, 8px 16px 0 #0a0a0a, 10px 16px 0 #0a0a0a, 12px 16px 0 #0a0a0a, 14px 16px 0 #0a0a0a, 16px 16px 0 #0a0a0a, 18px 16px 0 #0a0a0a, 20px 16px 0 #0a0a0a, 22px 16px 0 #0a0a0a, 24px 16px 0 #0a0a0a, 26px 16px 0 #0a0a0a, 4px 18px 0 #0a0a0a, 6px 18px 0 #0a0a0a, 8px 18px 0 #0a0a0a, 10px 18px 0 #0a0a0a, 12px 18px 0 #0a0a0a, 14px 18px 0 #0a0a0a, 16px 18px 0 #0a0a0a, 18px 18px 0 #0a0a0a, 20px 18px 0 #0a0a0a, 22px 18px 0 #0a0a0a, 24px 18px 0 #0a0a0a, 26px 18px 0 #0a0a0a, 6px 20px 0 #0a0a0a, 8px 20px 0 #0a0a0a, 10px 20px 0 #0a0a0a, 12px 20px 0 #0a0a0a, 14px 20px 0 #0a0a0a, 16px 20px 0 #0a0a0a, 18px 20px 0 #0a0a0a, 20px 20px 0 #0a0a0a, 22px 20px 0 #0a0a0a, 24px 20px 0 #0a0a0a, 8px 22px 0 #0a0a0a, 10px 22px 0 #0a0a0a, 12px 22px 0 #0a0a0a, 14px 22px 0 #0a0a0a, 16px 22px 0 #0a0a0a, 18px 22px 0 #0a0a0a, 20px 22px 0 #0a0a0a, 22px 22px 0 #0a0a0a, 10px 24px 0 #0a0a0a, 12px 24px 0 #0a0a0a, 18px 24px 0 #0a0a0a, 20px 24px 0 #0a0a0a, 8px 26px 0 #0a0a0a, 10px 26px 0 #0a0a0a, 20px 26px 0 #0a0a0a, 22px 26px 0 #0a0a0a; }
.ico-snake { background: none; }
.ico-snake::before { box-shadow: 8px 2px 0 #0a0a0a, 10px 2px 0 #0a0a0a, 12px 2px 0 #0a0a0a, 14px 2px 0 #0a0a0a, 16px 2px 0 #0a0a0a, 18px 2px 0 #0a0a0a, 20px 2px 0 #0a0a0a, 22px 2px 0 #0a0a0a, 8px 4px 0 #0a0a0a, 10px 4px 0 #00c800, 12px 4px 0 #00c800, 14px 4px 0 #00c800, 16px 4px 0 #00c800, 18px 4px 0 #00c800, 20px 4px 0 #00c800, 22px 4px 0 #00c800, 24px 4px 0 #0a0a0a, 2px 6px 0 #0a0a0a, 4px 6px 0 #0a0a0a, 6px 6px 0 #0a0a0a, 8px 6px 0 #0a0a0a, 10px 6px 0 #00c800, 12px 6px 0 #00c800, 14px 6px 0 #00c800, 16px 6px 0 #00c800, 18px 6px 0 #00c800, 20px 6px 0 #00c800, 22px 6px 0 #00c800, 24px 6px 0 #0a0a0a, 2px 8px 0 #0a0a0a, 4px 8px 0 #00c800, 6px 8px 0 #00c800, 8px 8px 0 #00c800, 10px 8px 0 #00c800, 12px 8px 0 #00c800, 14px 8px 0 #00c800, 16px 8px 0 #0a0a0a, 18px 8px 0 #0a0a0a, 20px 8px 0 #00c800, 22px 8px 0 #00c800, 24px 8px 0 #0a0a0a, 2px 10px 0 #0a0a0a, 4px 10px 0 #00c800, 6px 10px 0 #00c800, 8px 10px 0 #0a0a0a, 10px 10px 0 #0a0a0a, 12px 10px 0 #00c800, 14px 10px 0 #00c800, 16px 10px 0 #00c800, 18px 10px 0 #00c800, 20px 10px 0 #00c800, 22px 10px 0 #00c800, 24px 10px 0 #0a0a0a, 2px 12px 0 #0a0a0a, 4px 12px 0 #00c800, 6px 12px 0 #00c800, 8px 12px 0 #0a0a0a, 10px 12px 0 #0a0a0a, 12px 12px 0 #00c800, 14px 12px 0 #00c800, 16px 12px 0 #0a0a0a, 18px 12px 0 #0a0a0a, 20px 12px 0 #0a0a0a, 22px 12px 0 #0a0a0a, 24px 12px 0 #0a0a0a, 2px 14px 0 #0a0a0a, 4px 14px 0 #00c800, 6px 14px 0 #00c800, 8px 14px 0 #00c800, 10px 14px 0 #00c800, 12px 14px 0 #00c800, 14px 14px 0 #00c800, 16px 14px 0 #00c800, 18px 14px 0 #0a0a0a, 20px 14px 0 #d4000a, 22px 14px 0 #d4000a, 24px 14px 0 #d4000a, 26px 14px 0 #0a0a0a, 2px 16px 0 #0a0a0a, 4px 16px 0 #0a0a0a, 6px 16px 0 #0a0a0a, 8px 16px 0 #0a0a0a, 10px 16px 0 #00c800, 12px 16px 0 #00c800, 14px 16px 0 #00c800, 16px 16px 0 #00c800, 18px 16px 0 #0a0a0a, 20px 16px 0 #d4000a, 22px 16px 0 #ffffff, 24px 16px 0 #ffffff, 26px 16px 0 #d4000a, 28px 16px 0 #0a0a0a, 8px 18px 0 #0a0a0a, 10px 18px 0 #00c800, 12px 18px 0 #00c800, 14px 18px 0 #00c800, 16px 18px 0 #00c800, 18px 18px 0 #0a0a0a, 20px 18px 0 #d4000a, 22px 18px 0 #ffffff, 24px 18px 0 #ffffff, 26px 18px 0 #d4000a, 28px 18px 0 #0a0a0a, 8px 20px 0 #0a0a0a, 10px 20px 0 #0a0a0a, 12px 20px 0 #00c800, 14px 20px 0 #00c800, 16px 20px 0 #00c800, 18px 20px 0 #00c800, 20px 20px 0 #0a0a0a, 22px 20px 0 #d4000a, 24px 20px 0 #d4000a, 26px 20px 0 #0a0a0a, 12px 22px 0 #0a0a0a, 14px 22px 0 #00c800, 16px 22px 0 #00c800, 18px 22px 0 #00c800, 20px 22px 0 #00c800, 22px 22px 0 #0a0a0a, 24px 22px 0 #0a0a0a, 12px 24px 0 #0a0a0a, 14px 24px 0 #00c800, 16px 24px 0 #00c800, 18px 24px 0 #00c800, 20px 24px 0 #0a0a0a, 12px 26px 0 #0a0a0a, 14px 26px 0 #0a0a0a, 16px 26px 0 #0a0a0a, 18px 26px 0 #0a0a0a; }
.ico-saver { background: none; }
.ico-saver::before { box-shadow: 2px 2px 0 #0a0a0a, 4px 2px 0 #0a0a0a, 6px 2px 0 #0a0a0a, 8px 2px 0 #0a0a0a, 10px 2px 0 #0a0a0a, 12px 2px 0 #0a0a0a, 14px 2px 0 #0a0a0a, 16px 2px 0 #0a0a0a, 18px 2px 0 #0a0a0a, 20px 2px 0 #0a0a0a, 22px 2px 0 #0a0a0a, 2px 4px 0 #0a0a0a, 4px 4px 0 #ffffff, 6px 4px 0 #ffffff, 8px 4px 0 #ffffff, 10px 4px 0 #ffffff, 12px 4px 0 #ffffff, 14px 4px 0 #ffffff, 16px 4px 0 #ffffff, 18px 4px 0 #ffffff, 20px 4px 0 #ffffff, 22px 4px 0 #0a0a0a, 2px 6px 0 #0a0a0a, 4px 6px 0 #ffffff, 6px 6px 0 #000080, 8px 6px 0 #000080, 10px 6px 0 #000080, 12px 6px 0 #ffffff, 14px 6px 0 #000080, 16px 6px 0 #000080, 18px 6px 0 #000080, 20px 6px 0 #000080, 22px 6px 0 #ffffff, 24px 6px 0 #0a0a0a, 2px 8px 0 #0a0a0a, 4px 8px 0 #ffffff, 6px 8px 0 #000080, 8px 8px 0 #ffffff, 10px 8px 0 #000080, 12px 8px 0 #000080, 14px 8px 0 #000080, 16px 8px 0 #ffffff, 18px 8px 0 #000080, 20px 8px 0 #000080, 22px 8px 0 #ffffff, 24px 8px 0 #0a0a0a, 2px 10px 0 #0a0a0a, 4px 10px 0 #ffffff, 6px 10px 0 #000080, 8px 10px 0 #000080, 10px 10px 0 #000080, 12px 10px 0 #ffffff, 14px 10px 0 #000080, 16px 10px 0 #000080, 18px 10px 0 #000080, 20px 10px 0 #000080, 22px 10px 0 #ffffff, 24px 10px 0 #0a0a0a, 2px 12px 0 #0a0a0a, 4px 12px 0 #ffffff, 6px 12px 0 #ffffff, 8px 12px 0 #ffffff, 10px 12px 0 #ffffff, 12px 12px 0 #ffffff, 14px 12px 0 #ffffff, 16px 12px 0 #ffffff, 18px 12px 0 #ffffff, 20px 12px 0 #ffffff, 22px 12px 0 #0a0a0a, 2px 14px 0 #0a0a0a, 4px 14px 0 #0a0a0a, 6px 14px 0 #0a0a0a, 8px 14px 0 #0a0a0a, 10px 14px 0 #0a0a0a, 12px 14px 0 #0a0a0a, 14px 14px 0 #0a0a0a, 16px 14px 0 #0a0a0a, 18px 14px 0 #0a0a0a, 20px 14px 0 #0a0a0a, 22px 14px 0 #0a0a0a, 8px 16px 0 #0a0a0a, 10px 16px 0 #0a0a0a, 12px 16px 0 #0a0a0a, 14px 16px 0 #0a0a0a, 16px 16px 0 #0a0a0a, 4px 18px 0 #0a0a0a, 6px 18px 0 #0a0a0a, 8px 18px 0 #0a0a0a, 10px 18px 0 #0a0a0a, 12px 18px 0 #0a0a0a, 14px 18px 0 #0a0a0a, 16px 18px 0 #0a0a0a, 18px 18px 0 #0a0a0a, 20px 18px 0 #0a0a0a, 22px 18px 0 #0a0a0a, 24px 18px 0 #0a0a0a, 4px 20px 0 #0a0a0a, 6px 20px 0 #c0c0c0, 8px 20px 0 #c0c0c0, 10px 20px 0 #c0c0c0, 12px 20px 0 #c0c0c0, 14px 20px 0 #c0c0c0, 16px 20px 0 #c0c0c0, 18px 20px 0 #c0c0c0, 20px 20px 0 #c0c0c0, 22px 20px 0 #c0c0c0, 24px 20px 0 #0a0a0a, 4px 22px 0 #0a0a0a, 6px 22px 0 #0a0a0a, 8px 22px 0 #0a0a0a, 10px 22px 0 #0a0a0a, 12px 22px 0 #0a0a0a, 14px 22px 0 #0a0a0a, 16px 22px 0 #0a0a0a, 18px 22px 0 #0a0a0a, 20px 22px 0 #0a0a0a, 22px 22px 0 #0a0a0a, 24px 22px 0 #0a0a0a, 8px 26px 0 #ffffff, 16px 26px 0 #ffffff, 10px 28px 0 #ffffff, 14px 28px 0 #ffffff, 12px 30px 0 #ffffff; }
.ico-note { background: none; }
.ico-note::before { box-shadow: 4px 2px 0 #0a0a0a, 6px 2px 0 #0a0a0a, 8px 2px 0 #0a0a0a, 10px 2px 0 #0a0a0a, 12px 2px 0 #0a0a0a, 14px 2px 0 #0a0a0a, 16px 2px 0 #0a0a0a, 18px 2px 0 #0a0a0a, 20px 2px 0 #0a0a0a, 22px 2px 0 #0a0a0a, 4px 4px 0 #0a0a0a, 6px 4px 0 #ffffff, 8px 4px 0 #ffffff, 10px 4px 0 #ffffff, 12px 4px 0 #ffffff, 14px 4px 0 #ffffff, 16px 4px 0 #ffffff, 18px 4px 0 #ffffff, 20px 4px 0 #ffffff, 22px 4px 0 #0a0a0a, 24px 4px 0 #0a0a0a, 4px 6px 0 #0a0a0a, 6px 6px 0 #ffffff, 8px 6px 0 #ffffff, 10px 6px 0 #ffffff, 12px 6px 0 #ffffff, 14px 6px 0 #ffffff, 16px 6px 0 #ffffff, 18px 6px 0 #ffffff, 20px 6px 0 #ffffff, 22px 6px 0 #0a0a0a, 24px 6px 0 #ffffff, 26px 6px 0 #0a0a0a, 4px 8px 0 #0a0a0a, 6px 8px 0 #ffffff, 8px 8px 0 #ffffff, 10px 8px 0 #ffffff, 12px 8px 0 #ffffff, 14px 8px 0 #ffffff, 16px 8px 0 #ffffff, 18px 8px 0 #ffffff, 20px 8px 0 #ffffff, 22px 8px 0 #0a0a0a, 24px 8px 0 #0a0a0a, 26px 8px 0 #0a0a0a, 4px 10px 0 #0a0a0a, 6px 10px 0 #ffffff, 8px 10px 0 #ffffff, 10px 10px 0 #ffffff, 12px 10px 0 #ffffff, 14px 10px 0 #ffffff, 16px 10px 0 #ffffff, 18px 10px 0 #ffffff, 20px 10px 0 #ffffff, 22px 10px 0 #ffffff, 24px 10px 0 #ffffff, 26px 10px 0 #0a0a0a, 4px 12px 0 #0a0a0a, 6px 12px 0 #ffffff, 8px 12px 0 #000080, 10px 12px 0 #000080, 12px 12px 0 #000080, 14px 12px 0 #000080, 16px 12px 0 #000080, 18px 12px 0 #ffffff, 20px 12px 0 #ffffff, 22px 12px 0 #ffffff, 24px 12px 0 #ffffff, 26px 12px 0 #0a0a0a, 4px 14px 0 #0a0a0a, 6px 14px 0 #ffffff, 8px 14px 0 #ffffff, 10px 14px 0 #ffffff, 12px 14px 0 #ffffff, 14px 14px 0 #ffffff, 16px 14px 0 #ffffff, 18px 14px 0 #ffffff, 20px 14px 0 #ffffff, 22px 14px 0 #ffffff, 24px 14px 0 #ffffff, 26px 14px 0 #0a0a0a, 4px 16px 0 #0a0a0a, 6px 16px 0 #ffffff, 8px 16px 0 #000080, 10px 16px 0 #000080, 12px 16px 0 #000080, 14px 16px 0 #000080, 16px 16px 0 #000080, 18px 16px 0 #000080, 20px 16px 0 #ffffff, 22px 16px 0 #ffffff, 24px 16px 0 #ffffff, 26px 16px 0 #0a0a0a, 4px 18px 0 #0a0a0a, 6px 18px 0 #ffffff, 8px 18px 0 #ffffff, 10px 18px 0 #ffffff, 12px 18px 0 #ffffff, 14px 18px 0 #ffffff, 16px 18px 0 #ffffff, 18px 18px 0 #ffffff, 20px 18px 0 #ffffff, 22px 18px 0 #ffffff, 24px 18px 0 #ffffff, 26px 18px 0 #0a0a0a, 4px 20px 0 #0a0a0a, 6px 20px 0 #ffffff, 8px 20px 0 #000080, 10px 20px 0 #000080, 12px 20px 0 #000080, 14px 20px 0 #000080, 16px 20px 0 #000080, 18px 20px 0 #ffffff, 20px 20px 0 #ffffff, 22px 20px 0 #ffffff, 24px 20px 0 #ffffff, 26px 20px 0 #0a0a0a, 4px 22px 0 #0a0a0a, 6px 22px 0 #ffffff, 8px 22px 0 #ffffff, 10px 22px 0 #ffffff, 12px 22px 0 #ffffff, 14px 22px 0 #ffffff, 16px 22px 0 #ffffff, 18px 22px 0 #ffffff, 20px 22px 0 #ffffff, 22px 22px 0 #ffffff, 24px 22px 0 #ffffff, 26px 22px 0 #0a0a0a, 4px 24px 0 #0a0a0a, 6px 24px 0 #ffffff, 8px 24px 0 #000080, 10px 24px 0 #000080, 12px 24px 0 #000080, 14px 24px 0 #000080, 16px 24px 0 #ffffff, 18px 24px 0 #ffffff, 20px 24px 0 #ffffff, 22px 24px 0 #ffffff, 24px 24px 0 #ffffff, 26px 24px 0 #0a0a0a, 4px 26px 0 #0a0a0a, 6px 26px 0 #0a0a0a, 8px 26px 0 #0a0a0a, 10px 26px 0 #0a0a0a, 12px 26px 0 #0a0a0a, 14px 26px 0 #0a0a0a, 16px 26px 0 #0a0a0a, 18px 26px 0 #0a0a0a, 20px 26px 0 #0a0a0a, 22px 26px 0 #0a0a0a, 24px 26px 0 #0a0a0a, 26px 26px 0 #0a0a0a; }
.ico-install { background: none; }
.ico-install::before { box-shadow: 2px 2px 0 #0a0a0a, 4px 2px 0 #0a0a0a, 6px 2px 0 #0a0a0a, 8px 2px 0 #0a0a0a, 10px 2px 0 #0a0a0a, 12px 2px 0 #0a0a0a, 14px 2px 0 #0a0a0a, 16px 2px 0 #0a0a0a, 18px 2px 0 #0a0a0a, 20px 2px 0 #0a0a0a, 22px 2px 0 #0a0a0a, 2px 4px 0 #0a0a0a, 4px 4px 0 #ffffff, 6px 4px 0 #ffffff, 8px 4px 0 #ffffff, 10px 4px 0 #ffffff, 12px 4px 0 #ffffff, 14px 4px 0 #ffffff, 16px 4px 0 #ffffff, 18px 4px 0 #ffffff, 20px 4px 0 #ffffff, 22px 4px 0 #0a0a0a, 2px 6px 0 #0a0a0a, 4px 6px 0 #ffffff, 6px 6px 0 #1084d0, 8px 6px 0 #1084d0, 10px 6px 0 #1084d0, 12px 6px 0 #1084d0, 14px 6px 0 #1084d0, 16px 6px 0 #1084d0, 18px 6px 0 #1084d0, 20px 6px 0 #ffffff, 22px 6px 0 #0a0a0a, 2px 8px 0 #0a0a0a, 4px 8px 0 #ffffff, 6px 8px 0 #1084d0, 8px 8px 0 #1084d0, 10px 8px 0 #00c800, 12px 8px 0 #00c800, 14px 8px 0 #00c800, 16px 8px 0 #1084d0, 18px 8px 0 #1084d0, 20px 8px 0 #ffffff, 22px 8px 0 #0a0a0a, 2px 10px 0 #0a0a0a, 4px 10px 0 #ffffff, 6px 10px 0 #1084d0, 8px 10px 0 #1084d0, 10px 10px 0 #00c800, 12px 10px 0 #00c800, 14px 10px 0 #00c800, 16px 10px 0 #1084d0, 18px 10px 0 #1084d0, 20px 10px 0 #ffffff, 22px 10px 0 #0a0a0a, 2px 12px 0 #0a0a0a, 4px 12px 0 #ffffff, 6px 12px 0 #1084d0, 8px 12px 0 #00c800, 10px 12px 0 #00c800, 12px 12px 0 #00c800, 14px 12px 0 #00c800, 16px 12px 0 #00c800, 18px 12px 0 #1084d0, 20px 12px 0 #ffffff, 22px 12px 0 #0a0a0a, 2px 14px 0 #0a0a0a, 4px 14px 0 #ffffff, 6px 14px 0 #1084d0, 8px 14px 0 #00c800, 10px 14px 0 #00c800, 12px 14px 0 #00c800, 14px 14px 0 #00c800, 16px 14px 0 #00c800, 18px 14px 0 #1084d0, 20px 14px 0 #ffffff, 22px 14px 0 #0a0a0a, 2px 16px 0 #0a0a0a, 4px 16px 0 #ffffff, 6px 16px 0 #1084d0, 8px 16px 0 #1084d0, 10px 16px 0 #00c800, 12px 16px 0 #00c800, 14px 16px 0 #00c800, 16px 16px 0 #1084d0, 18px 16px 0 #1084d0, 20px 16px 0 #ffffff, 22px 16px 0 #0a0a0a, 2px 18px 0 #0a0a0a, 4px 18px 0 #ffffff, 6px 18px 0 #ffffff, 8px 18px 0 #1084d0, 10px 18px 0 #1084d0, 12px 18px 0 #00c800, 14px 18px 0 #1084d0, 16px 18px 0 #1084d0, 18px 18px 0 #ffffff, 20px 18px 0 #ffffff, 22px 18px 0 #0a0a0a, 2px 20px 0 #0a0a0a, 4px 20px 0 #0a0a0a, 6px 20px 0 #0a0a0a, 8px 20px 0 #0a0a0a, 10px 20px 0 #0a0a0a, 12px 20px 0 #0a0a0a, 14px 20px 0 #0a0a0a, 16px 20px 0 #0a0a0a, 18px 20px 0 #0a0a0a, 20px 20px 0 #0a0a0a, 22px 20px 0 #0a0a0a, 8px 22px 0 #0a0a0a, 10px 22px 0 #0a0a0a, 12px 22px 0 #0a0a0a, 14px 22px 0 #0a0a0a, 16px 22px 0 #0a0a0a, 4px 24px 0 #0a0a0a, 6px 24px 0 #0a0a0a, 8px 24px 0 #0a0a0a, 10px 24px 0 #0a0a0a, 12px 24px 0 #0a0a0a, 14px 24px 0 #0a0a0a, 16px 24px 0 #0a0a0a, 18px 24px 0 #0a0a0a, 20px 24px 0 #0a0a0a, 4px 26px 0 #0a0a0a, 6px 26px 0 #c0c0c0, 8px 26px 0 #c0c0c0, 10px 26px 0 #c0c0c0, 12px 26px 0 #c0c0c0, 14px 26px 0 #c0c0c0, 16px 26px 0 #c0c0c0, 18px 26px 0 #c0c0c0, 20px 26px 0 #0a0a0a, 4px 28px 0 #0a0a0a, 6px 28px 0 #0a0a0a, 8px 28px 0 #0a0a0a, 10px 28px 0 #0a0a0a, 12px 28px 0 #0a0a0a, 14px 28px 0 #0a0a0a, 16px 28px 0 #0a0a0a, 18px 28px 0 #0a0a0a, 20px 28px 0 #0a0a0a; }
.ico-dos { background: none; }
.ico-dos::before { box-shadow: 2px 2px 0 #0a0a0a, 4px 2px 0 #0a0a0a, 6px 2px 0 #0a0a0a, 8px 2px 0 #0a0a0a, 10px 2px 0 #0a0a0a, 12px 2px 0 #0a0a0a, 14px 2px 0 #0a0a0a, 16px 2px 0 #0a0a0a, 18px 2px 0 #0a0a0a, 20px 2px 0 #0a0a0a, 22px 2px 0 #0a0a0a, 24px 2px 0 #0a0a0a, 26px 2px 0 #0a0a0a, 2px 4px 0 #0a0a0a, 4px 4px 0 #c0c0c0, 6px 4px 0 #c0c0c0, 8px 4px 0 #0a0a0a, 10px 4px 0 #0a0a0a, 12px 4px 0 #0a0a0a, 14px 4px 0 #0a0a0a, 16px 4px 0 #0a0a0a, 18px 4px 0 #0a0a0a, 20px 4px 0 #0a0a0a, 22px 4px 0 #0a0a0a, 24px 4px 0 #0a0a0a, 26px 4px 0 #c0c0c0, 28px 4px 0 #0a0a0a, 2px 6px 0 #0a0a0a, 4px 6px 0 #c0c0c0, 6px 6px 0 #0a0a0a, 8px 6px 0 #ffffff, 10px 6px 0 #ffffff, 12px 6px 0 #ffffff, 14px 6px 0 #ffffff, 16px 6px 0 #ffffff, 18px 6px 0 #ffffff, 20px 6px 0 #ffffff, 22px 6px 0 #ffffff, 24px 6px 0 #0a0a0a, 26px 6px 0 #c0c0c0, 28px 6px 0 #0a0a0a, 2px 8px 0 #0a0a0a, 4px 8px 0 #c0c0c0, 6px 8px 0 #0a0a0a, 8px 8px 0 #ffffff, 10px 8px 0 #ffffff, 12px 8px 0 #0a0a0a, 14px 8px 0 #0a0a0a, 16px 8px 0 #0a0a0a, 18px 8px 0 #0a0a0a, 20px 8px 0 #ffffff, 22px 8px 0 #ffffff, 24px 8px 0 #0a0a0a, 26px 8px 0 #c0c0c0, 28px 8px 0 #0a0a0a, 2px 10px 0 #0a0a0a, 4px 10px 0 #c0c0c0, 6px 10px 0 #0a0a0a, 8px 10px 0 #ffffff, 10px 10px 0 #ffffff, 12px 10px 0 #0a0a0a, 14px 10px 0 #0a0a0a, 16px 10px 0 #0a0a0a, 18px 10px 0 #0a0a0a, 20px 10px 0 #ffffff, 22px 10px 0 #ffffff, 24px 10px 0 #0a0a0a, 26px 10px 0 #c0c0c0, 28px 10px 0 #0a0a0a, 2px 12px 0 #0a0a0a, 4px 12px 0 #c0c0c0, 6px 12px 0 #0a0a0a, 8px 12px 0 #ffffff, 10px 12px 0 #ffffff, 12px 12px 0 #ffffff, 14px 12px 0 #ffffff, 16px 12px 0 #ffffff, 18px 12px 0 #ffffff, 20px 12px 0 #ffffff, 22px 12px 0 #ffffff, 24px 12px 0 #0a0a0a, 26px 12px 0 #c0c0c0, 28px 12px 0 #0a0a0a, 2px 14px 0 #0a0a0a, 4px 14px 0 #c0c0c0, 6px 14px 0 #0a0a0a, 8px 14px 0 #ffffff, 10px 14px 0 #0a0a0a, 12px 14px 0 #0a0a0a, 14px 14px 0 #0a0a0a, 16px 14px 0 #0a0a0a, 18px 14px 0 #0a0a0a, 20px 14px 0 #0a0a0a, 22px 14px 0 #ffffff, 24px 14px 0 #0a0a0a, 26px 14px 0 #c0c0c0, 28px 14px 0 #0a0a0a, 2px 16px 0 #0a0a0a, 4px 16px 0 #c0c0c0, 6px 16px 0 #0a0a0a, 8px 16px 0 #ffffff, 10px 16px 0 #0a0a0a, 12px 16px 0 #0a0a0a, 14px 16px 0 #0a0a0a, 16px 16px 0 #0a0a0a, 18px 16px 0 #0a0a0a, 20px 16px 0 #0a0a0a, 22px 16px 0 #ffffff, 24px 16px 0 #0a0a0a, 26px 16px 0 #c0c0c0, 28px 16px 0 #0a0a0a, 2px 18px 0 #0a0a0a, 4px 18px 0 #c0c0c0, 6px 18px 0 #0a0a0a, 8px 18px 0 #ffffff, 10px 18px 0 #ffffff, 12px 18px 0 #ffffff, 14px 18px 0 #ffffff, 16px 18px 0 #ffffff, 18px 18px 0 #ffffff, 20px 18px 0 #ffffff, 22px 18px 0 #ffffff, 24px 18px 0 #0a0a0a, 26px 18px 0 #c0c0c0, 28px 18px 0 #0a0a0a, 2px 20px 0 #0a0a0a, 4px 20px 0 #c0c0c0, 6px 20px 0 #0a0a0a, 8px 20px 0 #0a0a0a, 10px 20px 0 #0a0a0a, 12px 20px 0 #0a0a0a, 14px 20px 0 #0a0a0a, 16px 20px 0 #0a0a0a, 18px 20px 0 #0a0a0a, 20px 20px 0 #0a0a0a, 22px 20px 0 #0a0a0a, 24px 20px 0 #0a0a0a, 26px 20px 0 #c0c0c0, 28px 20px 0 #0a0a0a, 2px 22px 0 #0a0a0a, 4px 22px 0 #c0c0c0, 6px 22px 0 #c0c0c0, 8px 22px 0 #0a0a0a, 10px 22px 0 #0a0a0a, 12px 22px 0 #0a0a0a, 14px 22px 0 #0a0a0a, 16px 22px 0 #0a0a0a, 18px 22px 0 #0a0a0a, 20px 22px 0 #0a0a0a, 22px 22px 0 #0a0a0a, 24px 22px 0 #0a0a0a, 26px 22px 0 #c0c0c0, 28px 22px 0 #0a0a0a, 2px 24px 0 #0a0a0a, 4px 24px 0 #0a0a0a, 6px 24px 0 #0a0a0a, 8px 24px 0 #0a0a0a, 10px 24px 0 #0a0a0a, 12px 24px 0 #0a0a0a, 14px 24px 0 #0a0a0a, 16px 24px 0 #0a0a0a, 18px 24px 0 #0a0a0a, 20px 24px 0 #0a0a0a, 22px 24px 0 #0a0a0a, 24px 24px 0 #0a0a0a, 26px 24px 0 #0a0a0a; }
.ico-trashfull { background: none; }
.ico-trashfull::before { box-shadow: 10px 2px 0 #0a0a0a, 12px 2px 0 #0a0a0a, 14px 2px 0 #0a0a0a, 16px 2px 0 #0a0a0a, 18px 2px 0 #0a0a0a, 20px 2px 0 #0a0a0a, 8px 4px 0 #0a0a0a, 10px 4px 0 #dfdfdf, 12px 4px 0 #dfdfdf, 14px 4px 0 #dfdfdf, 16px 4px 0 #dfdfdf, 18px 4px 0 #dfdfdf, 20px 4px 0 #dfdfdf, 22px 4px 0 #0a0a0a, 6px 6px 0 #0a0a0a, 8px 6px 0 #0a0a0a, 10px 6px 0 #0a0a0a, 12px 6px 0 #0a0a0a, 14px 6px 0 #0a0a0a, 16px 6px 0 #0a0a0a, 18px 6px 0 #0a0a0a, 20px 6px 0 #0a0a0a, 22px 6px 0 #0a0a0a, 24px 6px 0 #0a0a0a, 6px 8px 0 #0a0a0a, 8px 8px 0 #c0c0c0, 10px 8px 0 #c0c0c0, 12px 8px 0 #c0c0c0, 14px 8px 0 #c0c0c0, 16px 8px 0 #c0c0c0, 18px 8px 0 #c0c0c0, 20px 8px 0 #c0c0c0, 22px 8px 0 #0a0a0a, 6px 10px 0 #0a0a0a, 8px 10px 0 #0a0a0a, 10px 10px 0 #0a0a0a, 12px 10px 0 #0a0a0a, 14px 10px 0 #0a0a0a, 16px 10px 0 #0a0a0a, 18px 10px 0 #0a0a0a, 20px 10px 0 #0a0a0a, 22px 10px 0 #0a0a0a, 24px 10px 0 #0a0a0a, 8px 12px 0 #0a0a0a, 10px 12px 0 #ffffff, 12px 12px 0 #c0c0c0, 14px 12px 0 #ffffff, 16px 12px 0 #c0c0c0, 18px 12px 0 #ffffff, 20px 12px 0 #c0c0c0, 22px 12px 0 #0a0a0a, 8px 14px 0 #0a0a0a, 10px 14px 0 #c0c0c0, 12px 14px 0 #ffffff, 14px 14px 0 #c0c0c0, 16px 14px 0 #ffffff, 18px 14px 0 #c0c0c0, 20px 14px 0 #ffffff, 22px 14px 0 #0a0a0a, 8px 16px 0 #0a0a0a, 10px 16px 0 #ffffff, 12px 16px 0 #c0c0c0, 14px 16px 0 #ffffff, 16px 16px 0 #c0c0c0, 18px 16px 0 #ffffff, 20px 16px 0 #c0c0c0, 22px 16px 0 #0a0a0a, 8px 18px 0 #0a0a0a, 10px 18px 0 #c0c0c0, 12px 18px 0 #ffffff, 14px 18px 0 #c0c0c0, 16px 18px 0 #ffffff, 18px 18px 0 #c0c0c0, 20px 18px 0 #ffffff, 22px 18px 0 #0a0a0a, 8px 20px 0 #0a0a0a, 10px 20px 0 #ffffff, 12px 20px 0 #c0c0c0, 14px 20px 0 #ffffff, 16px 20px 0 #c0c0c0, 18px 20px 0 #ffffff, 20px 20px 0 #c0c0c0, 22px 20px 0 #0a0a0a, 8px 22px 0 #0a0a0a, 10px 22px 0 #c0c0c0, 12px 22px 0 #ffffff, 14px 22px 0 #c0c0c0, 16px 22px 0 #ffffff, 18px 22px 0 #c0c0c0, 20px 22px 0 #ffffff, 22px 22px 0 #0a0a0a, 10px 24px 0 #0a0a0a, 12px 24px 0 #ffffff, 14px 24px 0 #c0c0c0, 16px 24px 0 #ffffff, 18px 24px 0 #c0c0c0, 20px 24px 0 #ffffff, 22px 24px 0 #0a0a0a, 10px 26px 0 #0a0a0a, 12px 26px 0 #0a0a0a, 14px 26px 0 #0a0a0a, 16px 26px 0 #0a0a0a, 18px 26px 0 #0a0a0a, 20px 26px 0 #0a0a0a; }
.ico-ie { background: none; }
.ico-ie::before { box-shadow: 10px 2px 0 #0a0a0a, 12px 2px 0 #0a0a0a, 14px 2px 0 #0a0a0a, 16px 2px 0 #0a0a0a, 18px 2px 0 #0a0a0a, 6px 4px 0 #0a0a0a, 8px 4px 0 #0a0a0a, 10px 4px 0 #ffffff, 12px 4px 0 #ffffff, 14px 4px 0 #ffffff, 16px 4px 0 #ffffff, 18px 4px 0 #ffffff, 20px 4px 0 #0a0a0a, 22px 4px 0 #0a0a0a, 4px 6px 0 #0a0a0a, 6px 6px 0 #ffffff, 8px 6px 0 #ffffff, 10px 6px 0 #ffffff, 12px 6px 0 #ffffff, 14px 6px 0 #ffffff, 16px 6px 0 #ffffff, 18px 6px 0 #ffffff, 20px 6px 0 #ffffff, 22px 6px 0 #ffffff, 24px 6px 0 #0a0a0a, 2px 8px 0 #0a0a0a, 4px 8px 0 #ffffff, 6px 8px 0 #ffffff, 8px 8px 0 #ffffff, 10px 8px 0 #ffffff, 12px 8px 0 #ffffff, 14px 8px 0 #ffffff, 16px 8px 0 #ffffff, 18px 8px 0 #ffffff, 20px 8px 0 #ffffff, 22px 8px 0 #ffffff, 24px 8px 0 #ffffff, 26px 8px 0 #0a0a0a, 2px 10px 0 #0a0a0a, 4px 10px 0 #ffffff, 6px 10px 0 #ffffff, 8px 10px 0 #ffffff, 10px 10px 0 #ffffff, 12px 10px 0 #ffffff, 14px 10px 0 #ffffff, 16px 10px 0 #ffffff, 18px 10px 0 #ffffff, 20px 10px 0 #ffffff, 22px 10px 0 #ffffff, 24px 10px 0 #ffffff, 26px 10px 0 #0a0a0a, 2px 12px 0 #0a0a0a, 4px 12px 0 #ffffff, 6px 12px 0 #ffffff, 8px 12px 0 #ffffff, 10px 12px 0 #ffffff, 12px 12px 0 #ffffff, 14px 12px 0 #ffffff, 16px 12px 0 #ffffff, 18px 12px 0 #ffffff, 20px 12px 0 #ffffff, 22px 12px 0 #ffffff, 24px 12px 0 #ffffff, 26px 12px 0 #0a0a0a, 2px 14px 0 #0a0a0a, 4px 14px 0 #ffffff, 6px 14px 0 #ffffff, 8px 14px 0 #ffffff, 10px 14px 0 #ffffff, 12px 14px 0 #ffffff, 14px 14px 0 #ffffff, 16px 14px 0 #ffffff, 18px 14px 0 #ffffff, 20px 14px 0 #ffffff, 22px 14px 0 #ffffff, 24px 14px 0 #ffffff, 26px 14px 0 #0a0a0a, 2px 16px 0 #0a0a0a, 4px 16px 0 #ffffff, 6px 16px 0 #ffffff, 8px 16px 0 #ffffff, 10px 16px 0 #ffffff, 12px 16px 0 #ffffff, 14px 16px 0 #ffffff, 16px 16px 0 #ffffff, 18px 16px 0 #ffffff, 20px 16px 0 #ffffff, 22px 16px 0 #ffffff, 24px 16px 0 #ffffff, 26px 16px 0 #0a0a0a, 2px 18px 0 #0a0a0a, 4px 18px 0 #ffffff, 6px 18px 0 #ffffff, 8px 18px 0 #ffffff, 10px 18px 0 #ffffff, 12px 18px 0 #ffffff, 14px 18px 0 #ffffff, 16px 18px 0 #ffffff, 18px 18px 0 #ffffff, 20px 18px 0 #ffffff, 22px 18px 0 #ffffff, 24px 18px 0 #ffffff, 26px 18px 0 #0a0a0a, 2px 20px 0 #0a0a0a, 4px 20px 0 #ffffff, 6px 20px 0 #ffffff, 8px 20px 0 #ffffff, 10px 20px 0 #ffffff, 12px 20px 0 #ffffff, 14px 20px 0 #ffffff, 16px 20px 0 #ffffff, 18px 20px 0 #ffffff, 20px 20px 0 #ffffff, 22px 20px 0 #ffffff, 24px 20px 0 #ffffff, 26px 20px 0 #0a0a0a, 4px 22px 0 #0a0a0a, 6px 22px 0 #ffffff, 8px 22px 0 #ffffff, 10px 22px 0 #ffffff, 12px 22px 0 #ffffff, 14px 22px 0 #ffffff, 16px 22px 0 #ffffff, 18px 22px 0 #ffffff, 20px 22px 0 #ffffff, 22px 22px 0 #ffffff, 24px 22px 0 #0a0a0a, 6px 24px 0 #0a0a0a, 8px 24px 0 #0a0a0a, 10px 24px 0 #ffffff, 12px 24px 0 #ffffff, 14px 24px 0 #ffffff, 16px 24px 0 #ffffff, 18px 24px 0 #ffffff, 20px 24px 0 #0a0a0a, 22px 24px 0 #0a0a0a, 10px 26px 0 #0a0a0a, 12px 26px 0 #0a0a0a, 14px 26px 0 #0a0a0a, 16px 26px 0 #0a0a0a, 18px 26px 0 #0a0a0a; }

.ico-ie::after {
  content: "e";
  position: absolute;
  left: 5px; top: 4px;
  font: bold italic 22px Georgia, "Times New Roman", serif;
  color: #000080;
  text-shadow: 1px 1px 0 #ffd500;
}

.tb-note-ico { background: #fff; box-shadow: inset 0 0 0 2px #808080; }
.tb-note-ico::after {
  content: "";
  position: absolute;
  left: 3px;
  top: 4px;
  width: 6px;
  height: 1.5px;
  background: #1971c2;
  box-shadow: 0 3px #1971c2, 0 6px #1971c2;
}
/* 这三个窗口的标题栏图标之前没有专属 ::after，于是统统退化成 .tb-icon 的绿色 LED 点，
   看着像「同一个图标」。补上各自的简易字形（风格从简，重在可辨识）。 */
.tb-pc-ico { background: #fff; box-shadow: inset 0 0 0 2px #808080; }
.tb-pc-ico::after {
  content: ""; position: absolute; left: 3px; top: 4px;
  width: 7px; height: 5px; background: #1971c2;
  box-shadow: 0 7px #1971c2, 0 12px #1971c2;
}
.tb-mine-ico { background: #c3c3c3; }
.tb-mine-ico::after {
  content: ""; position: absolute; left: 4px; top: 3px;
  width: 8px; height: 8px; border-radius: 50%;
  background: radial-gradient(#fff 0 1px, #000 2px);
  box-shadow: inset 0 0 0 1px #000;
}
.tb-dos-ico { background: #000; }
.tb-dos-ico::after {
  content: ">"; position: absolute; left: 2px; top: 0;
  font: bold 11px ui-monospace, monospace; color: #00d000;
}

/* ───── Win95 窗口公共 ───── */
.win95 {
  position: absolute;
  background: #c0c0c0;
  padding: 3px;
  box-shadow: inset -1px -1px #0a0a0a, inset 1px 1px #dfdfdf,
              inset -2px -2px #808080, inset 2px 2px #fff;
}
.appwin {
  left: 50%;
  top: 42%;
  transform: translate(-50%, -50%);
  width: min(94vw, 470px);
}
/* 每窗口默认尺寸：宽度给足、内区高度用 min-height 保底，
   保证内容一打开就能正常施展（而不是挤成一小条再手动拉） */
#pcWin   { width: min(94vw, 560px); }
#pcWin .fm-frame { min-height: 420px; }
#ieWin   { width: min(94vw, 600px); }
#ieWin .fm-frame { min-height: 360px; }
#readmeWin { width: min(94vw, 520px); }
#readmeWin > .notepad { min-height: 420px; }
#dosWin  { width: min(94vw, 560px); }
#dosWin > .dos-body { min-height: 320px; }
#gameWin > .client { min-height: 300px; }
/* 窗口竖排：标题/菜单/状态栏固定，内容区 flex 撑满 —— 支持拖拽缩放 */
.win95.appwin { display: flex; flex-direction: column; }
.win95.appwin > .notepad,
.win95.appwin > .fm-frame,
.win95.appwin > .dos-body { flex: 1 1 auto; height: auto; }
.win95.appwin > .notepad { min-height: 160px; }
.win95.appwin > .fm-frame { min-height: 180px; }
.win95.appwin > .dos-body { min-height: 220px; }
/* 最大化：铺满桌面，但为顶部状态栏与底部任务栏（含安全区）让位。
   之前只扣 --tb-h，没算 safe-area，PWA 全屏下底部会被 home 指示条/任务栏吃掉一截。 */
.win95.maxed {
  position: fixed !important;
  left: 0 !important;
  top: var(--safe-t) !important;
  width: 100vw !important;
  height: calc(100dvh - var(--safe-t) - var(--taskbar-h)) !important;
  transform: none !important;
}
/* 标题栏控制按钮：最小化 / 最大化（真 98 的 16×14 立体小钮） */
.wbtn {
  flex: none;
  width: 16px;
  height: 14px;
  padding: 0;
  border: none;
  background: var(--face);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  box-shadow: inset -1px -1px var(--dk), inset 1px 1px var(--hi),
              inset -2px -2px var(--sh), inset 2px 2px var(--lt);
}
.wbtn:active {
  box-shadow: inset -1px -1px var(--hi), inset 1px 1px var(--dk),
              inset -2px -2px var(--lt), inset 2px 2px var(--sh);
}
.wbtn::after { content: ''; display: block; }
.wbtn.min::after { width: 6px; height: 2px; background: #000; margin: 0 3px 1px 0; }
.wbtn.max::after { width: 8px; height: 7px; border: 1px solid #000; border-top-width: 2px; background: var(--face); margin-bottom: 2px; }
/* 还原态：两个叠加小方块（前大后小） */
.wbtn.rest::after {
  width: 7px; height: 6px;
  border: 1px solid #000; border-top-width: 2px;
  background: var(--face);
  margin: 0 4px 2px 0;
  box-shadow: 3px -3px 0 0 var(--face), 3px -3px 0 1px #000 inset;
}
/* 右下角缩放手柄：Win98 经典斜纹握把 */
.reshandle {
  position: absolute;
  right: 3px;
  bottom: 3px;
  width: 15px;
  height: 15px;
  cursor: nwse-resize;
  z-index: 6;
  touch-action: none;
  background:
    repeating-linear-gradient(135deg,
      var(--hi) 0 2px, var(--sh) 2px 4px, transparent 4px 7px)
    bottom right / 13px 13px no-repeat;
}
.reshandle::before {
  content: '';
  position: absolute;
  inset: 0;
}
.titlebar {
  display: flex;
  align-items: center;
  gap: 5px;
  /* Win98 核心改动：标题栏由纯色改为水平渐变（左端 ActiveTitle → 右端 GradientActiveTitle） */
  background: linear-gradient(90deg, var(--title), var(--title-grad));
  color: #fff;
  font-size: 12px;
  font-weight: bold;
  padding: 3px 4px;
  cursor: default;
  touch-action: none;
}
.titlebar .tb-text {
  flex: 1;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.tb-icon {
  flex: none;
  width: 16px;
  height: 16px;
  background: #000;
  box-shadow: inset 1px 1px 0 #6a6a6a;
  position: relative;
}
.tb-icon::after {
  content: "";
  position: absolute;
  width: 3px;
  height: 3px;
  background: #00d000;
  box-shadow: 3px 0 #00d000, 6px 0 #00d000, 9px 0 #00d000,
              0 3px #00d000, 6px 3px #00d000,
              0 6px #00d000, 3px 6px #00d000, 6px 6px #00d000,
              6px 9px #00d000, 9px 9px #00d000,
              12px 6px #e8394a;
}
.wclose {
  flex: none;
  font: inherit;
  font-size: 11px;
  font-weight: bold;
  line-height: 1;
  width: 16px;
  height: 14px;
  background: #c0c0c0;
  border: none;
  box-shadow: inset -1px -1px #0a0a0a, inset 1px 1px #fff,
              inset -2px -2px #808080, inset 2px 2px #dfdfdf;
}
.wclose:active {
  box-shadow: inset -1px -1px #fff, inset 1px 1px #0a0a0a,
              inset -2px -2px #dfdfdf, inset 2px 2px #808080;
}
.menubar {
  display: flex;
  gap: 12px;
  padding: 3px 6px;
  font-size: 12px;
}
.notepad {
  background: #fff;
  margin: 0 3px 3px;
  padding: 8px 10px;
  min-height: 160px;
  overflow: auto;
  box-shadow: inset -1px -1px #fff, inset 1px 1px #0a0a0a,
              inset -2px -2px #dfdfdf, inset 2px 2px #808080;
  /* 隐藏式滚动条：滚轮/触屏照常滚，不画难看的滚动条轨道 */
  scrollbar-width: none;
}
.notepad::-webkit-scrollbar, .notepad::-webkit-scrollbar-button { display: none; width: 0; height: 0; }
.notepad pre {
  font-family: "Courier New", ui-monospace, monospace;
  font-size: 12px;
  line-height: 1.7;
  white-space: pre-wrap;
}

/* ───── 游戏区 ───── */
.client { position: relative; padding: 8px; }
.sunken {
  padding: 3px;
  background: #000;
  box-shadow: inset -1px -1px #fff, inset 1px 1px #0a0a0a,
              inset -2px -2px #dfdfdf, inset 2px 2px #808080;
  /* 关键修复：凹陷框紧贴画布宽度（原为全宽 block，
     canvas 居中后左右露出大片黑底 = 用户看到的"额外黑边"） */
  width: fit-content;
  margin: 0 auto;
}
canvas#game {
  display: block;
  width: min(84vw, 52vh, 400px);
  height: auto;
  margin: 0 auto;
  background: #000;
  image-rendering: pixelated;
  touch-action: none;
}
/* 最大化：画布跟随窗口放大（内部分辨率 320 不变，CSS 缩放 + 像素风不糊） */
#gameWin.maxed canvas#game { width: min(70vh, 70vw, 640px); }
.overlay {
  position: absolute;
  inset: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.overlay.hide { display: none; }
.dlg {
  background: #c0c0c0;
  padding: 3px;
  min-width: 200px;
  max-width: 82%;
  box-shadow: inset -1px -1px #0a0a0a, inset 1px 1px #dfdfdf,
              inset -2px -2px #808080, inset 2px 2px #fff,
              3px 3px 6px rgba(0,0,0,.35);
}
.dlg-b { padding: 14px 12px 12px; text-align: center; }
.dlg-big { font-size: 19px; font-weight: bold; letter-spacing: 3px; margin-bottom: 8px; }
.dlg-txt { font-size: 12px; line-height: 1.8; color: #222; margin-bottom: 12px; }
.btn95 {
  font: inherit;
  font-size: 12px;
  color: #000;
  background: #c0c0c0;
  border: none;
  padding: 6px 18px;
  min-width: 96px;
  box-shadow: inset -1px -1px #0a0a0a, inset 1px 1px #fff,
              inset -2px -2px #808080, inset 2px 2px #dfdfdf;
}
.btn95:active {
  box-shadow: inset -1px -1px #fff, inset 1px 1px #0a0a0a,
              inset -2px -2px #dfdfdf, inset 2px 2px #808080;
}
.statusbar { display: flex; gap: 3px; padding: 0 3px 3px; font-size: 11px; }
.statusbar span {
  padding: 3px 7px;
  box-shadow: inset -1px -1px #fff, inset 1px 1px #808080;
  white-space: nowrap;
}
.statusbar .grow { flex: 1; overflow: hidden; text-overflow: ellipsis; }
.statusbar b { font-weight: bold; }

/* ───── 消息框 ───── */
.msgwin {
  left: 50%;
  top: 38%;
  transform: translate(-50%, -50%);
  width: min(86vw, 340px);
  z-index: 500;
}
.msgbody {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 16px 14px 4px;
  font-size: var(--ui-fs);
  line-height: 1.7;
}
.mtext-wrap { flex: 1; min-width: 0; }
.mtxt { white-space: pre-line; }
.msub {
  white-space: pre-line;
  color: #404040;
  margin-top: 9px;
  padding-top: 8px;
  border-top: 1px solid #dfdfdf;
  box-shadow: 0 -1px 0 #fff inset;
}
.micon {
  flex: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  position: relative;
}
.micon.err { background: #e8394a; }
.micon.err::after {
  content: "×";
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 13px;
  font-weight: bold;
}
.micon.info { background: #1971c2; }
.micon.info::after {
  content: "i";
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 12px;
  font-weight: bold;
  font-family: Georgia, serif;
  font-style: italic;
}
.msgbtn { text-align: center; padding: 2px 0 12px; }

/* ───── 任务栏 ───── */
.taskbar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 800;
  display: flex;
  align-items: center;
  gap: 4px;
  /* Win98 标准任务栏高度 28px（原 34px 偏大） */
  height: var(--tb-h);
  padding: 2px 3px;
  background: var(--face);
  /* 真 98 的 3D 上移边：顶部 亮线(#fff) + 次亮(#dfdfdf)，无底部装饰 */
  box-shadow: inset 0 1px var(--hi), inset 0 2px var(--lt);
}
.startbtn {
  display: flex;
  align-items: center;
  font-weight: bold;
  font-size: 12px;
  /* 98 的「开始」按钮：左内边距给旗标留位，右侧略宽 */
  padding: 2px 7px 2px 5px;
  min-width: 0;
  height: 24px;
  letter-spacing: .2px;
}
/* Win98 开始按钮旗标：像素波浪四色旗（用 2px 网格 box-shadow 画）
   还原真 98 的「斜飘」旗：红/绿在上、蓝/黄在下，带黑描边与高光 */
.winlogo {
  position: relative;
  width: 18px;
  height: 18px;
  margin: 0 5px 0 0;
  flex: none;
  background: none;
}
.winlogo::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 2px;
  height: 2px;
  box-shadow:
    0px 0px 0 #d8232a,
    2px 0px 0 #d8232a,
    4px 0px 0 #d8232a,
    0px 2px 0 #d8232a,
    2px 2px 0 #ff6b6b,
    4px 2px 0 #d8232a,
    6px 2px 0 #d8232a,
    8px 2px 0 #1e9e28,
    10px 2px 0 #6fdd6f,
    0px 4px 0 #d8232a,
    2px 4px 0 #d8232a,
    4px 4px 0 #d8232a,
    6px 4px 0 #d8232a,
    8px 4px 0 #1e9e28,
    10px 4px 0 #1e9e28,
    12px 4px 0 #1e9e28,
    14px 4px 0 #1e9e28,
    0px 6px 0 #1657d6,
    2px 6px 0 #1657d6,
    4px 6px 0 #1657d6,
    6px 6px 0 #d8232a,
    8px 6px 0 #1e9e28,
    10px 6px 0 #1e9e28,
    12px 6px 0 #1e9e28,
    14px 6px 0 #1e9e28,
    0px 8px 0 #1657d6,
    2px 8px 0 #6f9dff,
    4px 8px 0 #1657d6,
    6px 8px 0 #1657d6,
    8px 8px 0 #f2c500,
    10px 8px 0 #ffe97a,
    12px 8px 0 #1e9e28,
    14px 8px 0 #1e9e28,
    0px 10px 0 #1657d6,
    2px 10px 0 #1657d6,
    4px 10px 0 #1657d6,
    6px 10px 0 #1657d6,
    8px 10px 0 #f2c500,
    10px 10px 0 #f2c500,
    12px 10px 0 #f2c500,
    14px 10px 0 #f2c500,
    6px 12px 0 #1657d6,
    8px 12px 0 #f2c500,
    10px 12px 0 #f2c500,
    12px 12px 0 #f2c500,
    14px 12px 0 #f2c500,
    12px 14px 0 #f2c500,
    14px 14px 0 #f2c500,
    -2px -2px 0 #0a0a0a,
    0px -2px 0 #0a0a0a,
    2px -2px 0 #0a0a0a,
    4px -2px 0 #0a0a0a,
    6px -2px 0 #0a0a0a,
    -2px 0px 0 #0a0a0a,
    6px 0px 0 #0a0a0a,
    8px 0px 0 #0a0a0a,
    10px 0px 0 #0a0a0a,
    12px 0px 0 #0a0a0a,
    -2px 2px 0 #0a0a0a,
    12px 2px 0 #0a0a0a,
    14px 2px 0 #0a0a0a,
    16px 2px 0 #0a0a0a,
    -2px 4px 0 #0a0a0a,
    16px 4px 0 #0a0a0a,
    -2px 6px 0 #0a0a0a,
    16px 6px 0 #0a0a0a,
    -2px 8px 0 #0a0a0a,
    16px 8px 0 #0a0a0a,
    -2px 10px 0 #0a0a0a,
    16px 10px 0 #0a0a0a,
    -2px 12px 0 #0a0a0a,
    0px 12px 0 #0a0a0a,
    2px 12px 0 #0a0a0a,
    4px 12px 0 #0a0a0a,
    16px 12px 0 #0a0a0a,
    4px 14px 0 #0a0a0a,
    6px 14px 0 #0a0a0a,
    8px 14px 0 #0a0a0a,
    10px 14px 0 #0a0a0a,
    16px 14px 0 #0a0a0a,
    10px 16px 0 #0a0a0a,
    12px 16px 0 #0a0a0a,
    14px 16px 0 #0a0a0a,
    16px 16px 0 #0a0a0a;
}
.tb-sep {
  width: 2px;
  height: 22px;
  box-shadow: inset 1px 0 #808080, inset -1px 0 #fff;
}
.tb-tasks { display: flex; gap: 3px; flex: 1; overflow: hidden; }
.taskbtn {
  font: inherit;
  font-size: 11px;
  max-width: 130px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  background: #c0c0c0;
  border: none;
  padding: 3px 8px;
  box-shadow: inset -1px -1px #0a0a0a, inset 1px 1px #fff,
              inset -2px -2px #808080, inset 2px 2px #dfdfdf;
}
.tray {
  flex: none;
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 3px 6px;
  font-size: 11px;
  /* 98 托盘：下沉 + 右侧竖点阵（拖动手柄） */
  box-shadow: inset -1px -1px var(--hi), inset 1px 1px var(--sh);
}
/* 托盘右端竖点阵（两条 1px 竖线，真 98 的拖拽把手） */
.tray::after {
  content: '';
  flex: none;
  width: 2px;
  height: 14px;
  margin-left: 2px;
  box-shadow: inset 1px 0 var(--hi), inset -1px 0 var(--sh);
}

/* ───── 开始菜单 ───── */
.startmenu {
  position: absolute;
  left: 2px;
  bottom: calc(var(--tb-h) + 2px);
  z-index: 900;
  display: flex;
  background: var(--face);
  padding: 3px;
  box-shadow: inset -1px -1px var(--dk), inset 1px 1px var(--lt),
              inset -2px -2px var(--sh), inset 2px 2px #fff,
              4px -2px 8px rgba(0,0,0,.3);
}
.sm-side {
  width: 26px;
  background: linear-gradient(180deg, #1084d0,#000080);
  color: #c0c0c0;
  font-size: 15px;
  font-weight: bold;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  display: flex;
  align-items: center;
  padding: 6px 2px;
  letter-spacing: 1px;
}
.sm-side b { color: #fff; font-weight: normal; }
.sm-list { min-width: 168px; padding: 2px 0; }
.smi {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: var(--ui-fs);
  padding: 6px 18px 6px 8px;
  cursor: default;
}
.smi:not(.dis):hover, .smi.open { background: var(--hl); color: var(--hl-text); }
.smi.dis { color: #808080; }
.sm-arrow { margin-left: auto; font-size: 10px; }
.smi-ico {
  width: 16px;
  height: 16px;
  overflow: hidden;
  position: relative;
  flex: none;
}
.smi-ico .ico { transform: scale(.5); transform-origin: 0 0; }
.smi-ico.ico-shut { background: #e8394a; box-shadow: inset 0 0 0 2px #9c2029; }
.sm-sep { height: 1px; margin: 3px 6px; background: #808080; box-shadow: 0 1px 0 #fff; }
.smi-ico.ico-run {
  background: #fff;
  box-shadow: inset 0 0 0 1px #1971c2;
}
.smi-ico.ico-run::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 6px;
  width: 5px;
  height: 2px;
  background: #1971c2;
  box-shadow: 0 3px #1971c2, 3px -3px 0 0 #f59f00;
}
.smi-ico.ico-help {
  background: #1971c2;
  border-radius: 50%;
}
.smi-ico.ico-help::after {
  content: "?";
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font: bold 11px Tahoma, sans-serif;
}

/* ───── 窗口激活态（Win98：非激活标题栏为灰渐变，文字 #c0c0c0）───── */
.win95 .titlebar { background: linear-gradient(90deg, var(--title), var(--title-grad)); }
.win95.inactive .titlebar {
  background: linear-gradient(90deg, var(--title-inact), var(--title-inact-grad));
  color: var(--title-inact-text);
}
.taskbtn.on {
  box-shadow: inset -1px -1px #fff, inset 1px 1px #0a0a0a,
              inset -2px -2px #dfdfdf, inset 2px 2px #808080;
  font-weight: bold;
}

/* ───── 小对话框（运行/系统属性/网络/显示属性）───── */
.smalldlg {
  left: 50%;
  top: 40%;
  transform: translate(-50%, -50%);
  width: min(88vw, 380px);
  z-index: 600;
}
.dlg-pad { padding: 12px 12px 4px; }
.run-row { display: flex; gap: 10px; align-items: flex-start; margin-bottom: 12px; }
.run-txt { font-size: 12px; line-height: 1.7; }
.run-input-row { display: flex; align-items: center; gap: 7px; margin-bottom: 10px; }
.run-label { font-size: 12px; flex: none; }
.run-input {
  flex: 1;
  min-width: 0;
  font: 12px "Courier New", monospace;
  padding: 5px 6px;
  border: none;
  background: #fff;
  box-shadow: inset -1px -1px #fff, inset 1px 1px #808080,
              inset -2px -2px #dfdfdf, inset 2px 2px #0a0a0a;
}
.run-input:focus { outline: none; }
.btn-gap { margin-left: 8px; }
.sys-grid { display: flex; flex-direction: column; gap: 7px; margin-bottom: 10px; }
.sys-row { display: flex; gap: 8px; font-size: 12px; line-height: 1.55; }
.sys-k { flex: none; width: 62px; color: #404040; }
.sys-v { flex: 1; min-width: 0; overflow-wrap: break-word; }

/* ───── 显示属性：色块 ───── */
.prop-label { font-size: 12px; margin-bottom: 9px; }
.prop-swatches { display: flex; gap: 8px; margin-bottom: 12px; flex-wrap: wrap; }
.swatch {
  width: 44px;
  height: 32px;
  cursor: default;
  box-shadow: inset -1px -1px #0a0a0a, inset 1px 1px #fff,
              inset -2px -2px #808080, inset 2px 2px #dfdfdf;
  padding: 3px;
}
.swatch i {
  display: block;
  width: 100%;
  height: 100%;
}
.swatch.sel { outline: 2px dotted #000; outline-offset: -4px; }

/* ───── 桌面右键/长按菜单 ───── */
.ctxmenu {
  position: absolute;
  z-index: 950;
  min-width: 128px;
  background: #c0c0c0;
  padding: 3px;
  box-shadow: inset -1px -1px #0a0a0a, inset 1px 1px #dfdfdf,
              inset -2px -2px #808080, inset 2px 2px #fff,
              3px 3px 6px rgba(0,0,0,.3);
}
.ctxi {
  font-size: 12px;
  padding: 6px 20px 6px 16px;
  cursor: default;
}
.ctxi:hover { background: #000080; color: #fff; }
.ctx-sep { height: 1px; margin: 3px 4px; background: #808080; box-shadow: 0 1px 0 #fff; }

/* ───── 记事本下拉菜单 ───── */
.menubar { position: relative; }
.mu { padding: 2px 7px; cursor: default; }
.mu:hover, .mu.open { background: #000080; color: #fff; }
.mdrop {
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 50;
  min-width: 128px;
  background: #c0c0c0;
  padding: 3px;
  box-shadow: inset -1px -1px #0a0a0a, inset 1px 1px #dfdfdf,
              inset -2px -2px #808080, inset 2px 2px #fff,
              3px 3px 6px rgba(0,0,0,.3);
}
.mdrop .ctxi { padding: 5px 22px 5px 14px; }
/* 扫雷难度菜单：当前档打 ●（其余透明占位防抖动），右侧灰字规格 */
.ctxi { display: flex; align-items: center; }
.ctxi .ctxk { margin-left: auto; padding-left: 14px; color: #808080; font-size: 11px; }
.ctxi[data-lv]::before { content: "●"; margin-right: 5px; visibility: hidden; }
.ctxi[data-lv].cur::before { visibility: visible; color: #000080; }
.ctxi[data-lv].cur { font-weight: bold; }

/* ───── 屏保 / 关机彩蛋 ───── */
#ssaver {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 9998;
  background: #000;
}
#shutdown {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: #000;
  color: #ffa000;
  font: bold 20px/1.6 "MS Sans Serif", Tahoma, "Microsoft YaHei", sans-serif;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.shut-stage { display: flex; flex-direction: column; align-items: center; gap: 14px; }
.shut-logo { display: flex; align-items: center; gap: 14px; margin-bottom: 10px; }
.shut-wordmark {
  font-size: 26px;
  font-weight: bold;
  color: #c8c8c8;
  letter-spacing: .5px;
  text-align: left;
  line-height: 1.15;
}
.shut-wordmark b { display: block; color: #fff; font-size: 30px; }
.shut-wordmark i { font-style: normal; color: #c8c8c8; font-weight: normal; }
.shut-line {
  font-size: 20px;
  font-weight: bold;
  color: #ffa000;
  text-shadow: 0 0 2px rgba(255,160,0,.35);
}
.shut-small { font-size: 12px; font-weight: 400; color: #a06a00; margin-top: 4px; }

/* ───── 非法操作蓝屏风（假的，纯彩蛋）───── */
#crash {
  position: fixed;
  inset: 0;
  z-index: 9997;
  background: #0000aa;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font: 14px/1.7 "Courier New", monospace;
}
.crash-box { max-width: 520px; padding: 20px; }
.crash-title { background: #c0c0c0; color: #0000aa; display: inline-block; padding: 1px 8px; margin-bottom: 16px; }
.crash-txt { color: #c0c0c0; font-size: 13px; line-height: 1.6; margin-top: 4px; }
.crash-small { color: #c0c0ff; font-size: 12px; margin-top: 10px; }
.crash-btn { text-align: center; margin-top: 26px; }


/* ───── 开始菜单二级菜单 ───── */
.smi.has-sub { position: relative; }
.sm-arrow { margin-left: auto; padding-left: 12px; font-size: 10px; }
.smsub {
  position: absolute;
  left: calc(100% - 1px);
  top: 0;
  min-width: 168px;
  background: var(--face);
  padding: 3px;
  box-shadow: inset -1px -1px var(--dk), inset 1px 1px var(--lt),
              inset -2px -2px var(--sh), inset 2px 2px #fff,
              3px 3px 6px rgba(0,0,0,.3);
  z-index: 3;
}
.smsub .smi { padding-left: 8px; }
.smi-ico.ico-fav {
  background: #ffe066;
  box-shadow: inset 0 0 0 1px #a08000;
}

/* ───── 文件管理器（iframe 内嵌）───── */
/* ───── IE 浏览器窗口 ───── */
.ie-toolbar {
  display: flex;
  gap: 2px;
  padding: 2px 3px;
  background: var(--face);
}
.ie-btn {
  font-family: inherit;
  font-size: 11px;
  padding: 2px 8px;
  background: var(--face);
  color: #000;
  border: 0;
  cursor: default;
  box-shadow: inset -1px -1px var(--dk), inset 1px 1px var(--hi),
              inset -2px -2px var(--sh), inset 2px 2px var(--lt);
}
.ie-btn:active {
  box-shadow: inset -1px -1px var(--hi), inset 1px 1px var(--dk),
              inset -2px -2px var(--lt), inset 2px 2px var(--sh);
}
.ie-addrbar {
  display: flex;
  gap: 5px;
  align-items: center;
  padding: 3px;
  background: var(--face);
}
.ie-addr-label { font-size: 11px; white-space: nowrap; }
.ie-addr {
  flex: 1;
  min-width: 0;
  font-family: "Courier New", monospace;
  font-size: 11px;
  padding: 2px 4px;
  border: 0;
  background: var(--win);
  box-shadow: inset -1px -1px var(--hi), inset 1px 1px var(--sh),
              inset -2px -2px var(--lt), inset 2px 2px var(--dk);
}
/* 标题栏 IE 小图标：白底 + 蓝色 e */
.tb-ie-ico { background: var(--win); }
.tb-ie-ico::after {
  content: "e";
  position: absolute;
  left: 2px; top: 0;
  font: bold italic 12px Georgia, "Times New Roman", serif;
  color: var(--title);
}

.fm-frame { position: relative; height: 380px; min-height: 240px; background: #fff; }
/* iframe 绝对定位铺满：父级高度来自 min-height（height:auto）时，
   百分比高度会解析失败退回默认 150px，导致可视区被削掉一大截 */
.fm-frame iframe { display: block; position: absolute; inset: 0; width: 100%; height: 100%; border: 0; background: #fff; }
.fm-loading {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  font-size: 12px; color: #808080; background: #fff;
}
.fm-loading.done { display: none; }
.grow { flex: 1; min-width: 0; }
.grow2 { flex: none; }

/* ───── 扫雷 ───── */
.narrowwin { width: min(94vw, 300px); }
/* 扫雷窗口随网格内容自适应（初级窄、高级自动变宽），封顶 96vw；
   超宽时（窄屏玩高级）mine-client 横向内滚兜底 */
#mineWin { width: max-content; max-width: 96vw; min-width: 0; }
#mineWin .mine-client { overflow-x: auto; scrollbar-width: none; }
.mine-client { background: #c0c0c0; padding: 6px; box-shadow: inset 1px 1px #fff, inset -1px -1px #808080; }
.mine-face {
  display: flex; align-items: center; justify-content: space-between;
  padding: 4px 5px; margin-bottom: 6px;
  box-shadow: inset -1px -1px #fff, inset 1px 1px #808080,
              inset -2px -2px #dfdfdf, inset 2px 2px #0a0a0a;
}
.mine-panel { background: #000; padding: 1px 3px; }
.led {
  font: bold 20px/1.1 "Courier New", monospace;
  color: #ff0000; letter-spacing: 2px;
  text-shadow: 0 0 4px #ff0000;
}
.mine-smiley {
  width: 26px; height: 26px; min-height: 0; padding: 0;
  background: #c0c0c0; position: relative;
  box-shadow: inset -1px -1px #0a0a0a, inset 1px 1px #fff,
              inset -2px -2px #808080, inset 2px 2px #dfdfdf;
}
.mine-smiley:active { box-shadow: inset 1px 1px #0a0a0a, inset -1px -1px #fff,
                                  inset 2px 2px #808080, inset -2px -2px #dfdfdf; }
/* 笑脸按钮：2px 像素点阵，原点钉在按钮中心 translate(-50%,-50%)，
   所有坐标成对（±x）→ 严格左右对称，三种状态不再有歪斜豁口 */
.mine-smiley::after {
  content: ""; position: absolute; left: 13px; top: 13px; width: 2px; height: 2px;
  transform: translate(-50%, -50%);
  background: transparent;
  box-shadow:
    /* 双眼 */ -4px -2px 0 #000, 4px -2px 0 #000,
    /* 微笑弧 */ -4px 2px 0 #000, -2px 4px 0 #000, 0 5px 0 #000,
                 2px 4px 0 #000, 4px 2px 0 #000;
}
/* 胜利：墨镜横条 + 开怀大笑 */
.mine-smiley.win::after {
  box-shadow:
    -6px -2px 0 #000, -4px -2px 0 #000, -2px -2px 0 #000,
     2px -2px 0 #000,  4px -2px 0 #000,  6px -2px 0 #000,
    -4px 3px 0 #000, -2px 4px 0 #000, 0 5px 0 #000,
     2px 4px 0 #000,  4px 3px 0 #000;
}
/* 阵亡：X 眼 + 撇嘴 */
.mine-smiley.dead::after {
  box-shadow:
    -6px -4px 0 #000, -4px -2px 0 #000, -2px -4px 0 #000, -6px 0 0 #000, -2px 0 0 #000,
     2px -4px 0 #000,  4px -2px 0 #000,  6px -4px 0 #000,  2px 0 0 #000,  6px 0 0 #000,
    -4px 5px 0 #000, -2px 4px 0 #000, 0 4px 0 #000, 2px 4px 0 #000, 4px 5px 0 #000;
}
.mine-grid {
  display: grid; gap: 0; background: #c0c0c0; padding: 4px;
  box-shadow: inset 1px 1px #808080, inset -1px -1px #fff,
              inset 2px 2px #0a0a0a, inset -2px -2px #dfdfdf;
  touch-action: manipulation;
}
.cell {
  /* 格子尺寸集中在一个变量上：难度切换 / 最大化放大 / 触屏加大都改它，
     数字、旗子、地雷的像素画全部用 calc 跟随，不会错位 */
  width: var(--cell, 28px); height: var(--cell, 28px);
  display: grid; place-items: center;
  font: bold calc(var(--cell, 28px) * 0.5)/1 "MS Sans Serif", Tahoma, sans-serif;
  background: #c0c0c0; cursor: default;
  box-shadow: inset -2px -2px #808080, inset 2px 2px #fff;
  position: relative;
  -webkit-user-select: none; user-select: none;
  -webkit-touch-callout: none;
}
.cell.open {
  box-shadow: inset 1px 1px #808080;
  background: #c0c0c0;
}
.cell.flag::after {
  content: ""; position: absolute;
  left: calc(var(--cell, 28px) * 0.393); top: calc(var(--cell, 28px) * 0.214);
  border-left: calc(var(--cell, 28px) * 0.25) solid #ff0000;
  border-top: calc(var(--cell, 28px) * 0.1786) solid transparent;
  border-bottom: calc(var(--cell, 28px) * 0.1786) solid transparent;
  box-shadow: inset 0 0 0 0 transparent;
}
.cell.flag::before {
  content: ""; position: absolute;
  left: calc(var(--cell, 28px) * 0.2857); top: calc(var(--cell, 28px) * 0.214);
  width: calc(var(--cell, 28px) * 0.0714); height: calc(var(--cell, 28px) * 0.5);
  background: #000;
  box-shadow: calc(var(--cell, 28px) * -0.0714) calc(var(--cell, 28px) * 0.5) 0 1px #000,
              calc(var(--cell, 28px) * 0.0714) calc(var(--cell, 28px) * 0.5) 0 1px #000;
}
.cell.mine { background: #c0c0c0; }
.cell.mine-boomy { background: #ff0000; }
.cell.mine::after {
  content: ""; position: absolute;
  left: calc(var(--cell, 28px) * 0.3214); top: calc(var(--cell, 28px) * 0.3214);
  width: calc(var(--cell, 28px) * 0.2143); height: calc(var(--cell, 28px) * 0.2143);
  border-radius: 50%; background: #000;
  box-shadow: calc(var(--cell, 28px) * -0.1786) 0 #000, calc(var(--cell, 28px) * 0.1786) 0 #000,
              0 calc(var(--cell, 28px) * -0.1786) #000, 0 calc(var(--cell, 28px) * 0.1786) #000,
              calc(var(--cell, 28px) * -0.1429) calc(var(--cell, 28px) * -0.1429) #000,
              calc(var(--cell, 28px) * 0.1429) calc(var(--cell, 28px) * -0.1429) #000,
              calc(var(--cell, 28px) * -0.1429) calc(var(--cell, 28px) * 0.1429) #000,
              calc(var(--cell, 28px) * 0.1429) calc(var(--cell, 28px) * 0.1429) #000;
}
.cell.n1 { color: #0000ff; } .cell.n2 { color: #008000; }
.cell.n3 { color: #ff0000; } .cell.n4 { color: #000080; }
.cell.n5 { color: #800000; } .cell.n6 { color: #008080; }
.cell.n7 { color: #000000; } .cell.n8 { color: #808080; }
.mine-foot { margin-top: 6px; text-align: center; }
.mine-foot .btn95 { font-size: 11px; padding: 3px 10px; min-height: 24px; }
/* 最大化：网格居中铺开（格子尺寸由 JS fitCell 放大），面板呼吸感 */
#mineWin.maxed .mine-grid { width: max-content; margin: 0 auto; }
#mineWin.maxed .mine-client { padding: 12px; }
#mineWin.maxed .mine-face { margin-bottom: 10px; }

/* ───── MS-DOS ───── */
.dos-body {
  background: #000; color: #c0c0c0; padding: 6px 8px;
  font: 13px/1.45 "Courier New", "Lucida Console", monospace;
  min-height: 220px; overflow-y: auto;
  /* 隐藏式滚动条：DOS 里本就该一屏到底，轨道画出来反而假 */
  scrollbar-width: none;
}
.dos-body::-webkit-scrollbar, .dos-body::-webkit-scrollbar-button { display: none; width: 0; height: 0; }
.dos-out { white-space: pre-wrap; word-break: break-all; }
.dos-line { display: flex; align-items: baseline; }
.dos-prompt { flex: none; white-space: pre; }
.dos-in {
  flex: 1; min-width: 0; background: transparent; border: 0; color: #c0c0c0;
  font: inherit; padding: 0 0 0 2px; outline: none; caret-color: #c0c0c0;
}
/* 浏览器自动填充会以 !important 级样式强刷白底（:-webkit-autofill），
   无法直接覆盖 background —— 这里用 1000px 内阴影铺黑 + 文字色覆盖，
   把误填进命令行的凭据样式摁回 DOS 黑底灰字，至少观感不失真。 */
.dos-in:-webkit-autofill,
.dos-in:-webkit-autofill:hover,
.dos-in:-webkit-autofill:focus {
  -webkit-text-fill-color: #c0c0c0;
  -webkit-box-shadow: 0 0 0 1000px #000 inset;
  caret-color: #c0c0c0;
  border-radius: 0;
  transition: background-color 99999s ease-in-out 0s;
}
.dos-in:autofill {
  -webkit-text-fill-color: #c0c0c0;
  box-shadow: 0 0 0 1000px #000 inset;
}
/* 运行框同理：填充色统一回白底黑字，不出现淡黄/淡蓝浮层感 */
.run-input:-webkit-autofill,
.run-input:-webkit-autofill:hover,
.run-input:-webkit-autofill:focus {
  -webkit-text-fill-color: #000;
  -webkit-box-shadow: 0 0 0 1000px #fff inset;
  transition: background-color 99999s ease-in-out 0s;
}

/* ───── 关机对话框 / 登录框 ───── */
.shutdlg { width: min(92vw, 420px); }
.shut-banner {
  display: flex; align-items: center; gap: 12px;
  padding: 4px 2px 12px; font-size: var(--ui-fs);
}
.shut-moon {
  flex: none; width: 32px; height: 32px; border-radius: 50%;
  background: radial-gradient(circle at 62% 38%, #ffe066 0 58%, #ffe066 60%, transparent 61%),
              radial-gradient(circle at 34% 32%, #ffe066 0 58%, #ffe066 60%, transparent 61%);
  background-size: 20px 20px, 14px 14px;
  background-position: 6px 6px, 2px 4px;
  background-repeat: no-repeat;
  background-color: #000080;
}
.shut-opts { display: flex; flex-direction: column; gap: 8px; margin-bottom: 14px; }
.radio-row { display: flex; align-items: flex-start; gap: 7px; font-size: var(--ui-fs); cursor: default; line-height: 1.5; }
.radio-row input { flex: none; margin-top: 2px; }
.radio-row em { font-style: normal; color: #404040; }

.logindlg { width: min(92vw, 460px); }
.login-body { display: flex; gap: 16px; padding: 16px 14px; background: #c0c0c0; }
.login-logo {
  flex: none; width: 110px; display: flex; flex-direction: column;
  align-items: center; gap: 8px;
  border-right: 1px solid #808080; box-shadow: 1px 0 0 #fff;
  padding-right: 14px;
}
.login-brand { font-size: 20px; font-weight: 700; letter-spacing: .5px; }
/* 原来的 9px + #808080 在手机屏上基本读不出来；
   深色到 #5a5a5a、字号到 10px，仍保持 98 的小注风格但看得清。 */
.login-sub { font-size: 10px; color: #5a5a5a; white-space: nowrap; letter-spacing: 0; }
.login-brand b { color: #008080; }
.winflag {
  width: 44px; height: 36px;
  background:
    linear-gradient(#ff0000, #ff0000) 0 0 / 20px 16px no-repeat,
    linear-gradient(#00c800, #00c800) 24px 0 / 20px 16px no-repeat,
    linear-gradient(#0000ff, #0000ff) 0 20px / 20px 16px no-repeat,
    linear-gradient(#ffff00, #ffff00) 24px 20px / 20px 16px no-repeat;
}
.winflag.big { width: 66px; height: 54px;
  background:
    linear-gradient(#ff0000, #ff0000) 0 0 / 30px 24px no-repeat,
    linear-gradient(#00c800, #00c800) 36px 0 / 30px 24px no-repeat,
    linear-gradient(#0000ff, #0000ff) 0 30px / 30px 24px no-repeat,
    linear-gradient(#ffff00, #ffff00) 36px 30px / 30px 24px no-repeat;
}
.login-form { flex: 1; min-width: 0; }
.login-hint { font-size: 12px; margin-bottom: 12px; }
.login-row { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.login-k { flex: none; width: 74px; font-size: 12px; }
.login-input {
  flex: 1; min-width: 0; font: 12px "MS Sans Serif", Tahoma, sans-serif;
  padding: 3px 5px; border: none; background: #fff; min-height: 22px;
  box-shadow: inset -1px -1px #fff, inset 1px 1px #808080,
              inset -2px -2px #dfdfdf, inset 2px 2px #0a0a0a;
}
.login-input:focus { outline: none; }
.login-fine { font-size: 11.5px; margin-top: 10px; }
.login-fine input { vertical-align: -1px; }
.login-btns { justify-content: flex-end; padding: 4px 12px 12px; }
.login-hint.err { color: #a00000; font-weight: 700; }

/* ───── 显示属性：屏保下拉 ───── */
.prop-row { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; }
.prop-k { font-size: 12px; flex: none; }
.prop-select {
  flex: 1; min-width: 0; font: 12px "MS Sans Serif", Tahoma, sans-serif;
  padding: 3px 4px; min-height: 24px; background: #fff;
  border: none; box-shadow: inset -1px -1px #fff, inset 1px 1px #808080,
              inset -2px -2px #dfdfdf, inset 2px 2px #0a0a0a;
}
.prop-select:focus { outline: none; }

/* ───── 小屏适配 ───── */
@media (max-height: 560px) {
  canvas#game { width: min(78vw, 44vh, 400px); }
  .fm-frame { height: 62vh; }
  .dos-body { height: 200px; }
}
/* 触屏：放大扫雷格子到拇指可点，并给 3 秒长按插旗留出空间 */
@media (pointer: coarse) {
  :root { --cell: 32px; }
  .mine-smiley { width: 34px; height: 34px; }
  .mine-foot .btn95 { min-height: 34px; padding: 5px 14px; font-size: 12px; }
}

/* ═══════════════ 移动端深度适配 ═══════════════
   手机 / PWA（standalone）与桌面最大的区别：整页不能只靠绝对定位的仿真桌面，
   否则「上下滑动」在任何位置都无效（PWA 用户最容易感知的缺陷）。
   此处的原则：桌面空白区仍可滚（内容超出即可上下滑），
   窗口一律铺满做一个可滚的「页」，任务栏避让 iPhone 手势条。 */
@media (max-width: 640px) {
  /* 桌面本身不再锁死高度：绝对定位的 #desk 永远等于视口高度（scrollHeight 恒等于
     clientHeight），滚动永远不会触发。窄屏下改回文档流定位，让它随内容长高，
     由 html 承载滚动（#desk 自己不再 overflow:auto，否则会出现内外两级滚动条）。 */
  #desk {
    position: relative;
    inset: auto;
    min-height: calc(100dvh - var(--tb-h) - env(safe-area-inset-bottom, 0px));
    overflow: visible;
    overscroll-behavior-y: contain;
    padding: 6px 6px calc(var(--tb-h) + 14px + env(safe-area-inset-bottom, 0px));
  }
  /* 图标不再绝对定位，改为横排换行，天然参与滚动 */
  .dgroup {
    position: static;
    flex-direction: row;
    flex-wrap: wrap;
    align-content: flex-start;
    gap: 4px;
    padding: 2px 0 6px;
  }
  .dicon { width: 72px; }
  /* 窗口：铺满视口宽度，内部内容区滚动，避免「小窗挤压 + 无处可滑」 */
  .win95 { max-width: 100vw !important; }
  .appwin, #pcWin, #ieWin, #dosWin, #readmeWin, #mineWin, #gameWin { left: 0 !important; right: 0 !important; }
  .fm-frame { height: auto; min-height: 62vh; }
  /* 任务栏避让 iPhone 底部手势条，并给「开始」按钮留触摸高度 */
  .taskbar {
    height: calc(var(--tb-h) + env(safe-area-inset-bottom, 0px));
    padding-bottom: calc(2px + env(safe-area-inset-bottom, 0px));
  }
  /* 输入类控件 ≥16px：iOS 聚焦时不会自动放大整页（<16px 必缩放） */
  .login-input, .run-input, .dos-in { font-size: 16px; }
  .login-input { min-height: 30px; }
  /* 弹层（登录 / 运行 / 消息框）在手机上留出安全边距 */
  .logindlg { width: min(94vw, 460px); }
}

/* PWA standalone：整页禁止橡皮筋与下拉刷新，滚动交给 #desk */
@media (display-mode: standalone) {
  html, body { overscroll-behavior: none; }
  #desk { overscroll-behavior-y: none; }
}

/* 窄屏 / 手机：body 不再锁死，交给 #desk 承载滚动 */
@media (max-width: 640px) {
  html, body { height: auto; min-height: 100%; overflow-y: auto; overscroll-behavior-y: none; }
  body { display: block; }
}

/* 超小屏（≤480px）：在 640 适配之上再收紧图标与弹层。
   放在 640 之后，使其在窄屏下以「更具体」的断点胜出。 */
@media (max-width: 480px) {
  .dgroup { left: 4px; top: 4px; gap: 2px; }
  .dicon { width: 68px; }
  .appwin, #pcWin, #ieWin, #dosWin, #readmeWin { width: 96vw; }
  #pcWin .fm-frame { min-height: 60vh; }
  #mineWin { width: 96vw; }
  canvas#game { width: min(86vw, 48vh, 400px); }
  .taskbar { height: var(--tb-h); }
  .taskbtn { max-width: 96px; }
  /* 扫雷：格子大小走 --cell 变量，9 列初级窄屏也放得下 */
  :root { --cell: 26px; }
  .fm-frame { height: 58vh; }
  .login-body { flex-direction: column; gap: 10px; }
  .login-logo { flex-direction: row; width: auto; border-right: 0; box-shadow: none;
                border-bottom: 1px solid #808080; padding: 0 0 10px; }
  .login-k { width: 66px; font-size: 11.5px; }
  .dos-body { height: 240px; }
}