/* Vitrine Web 界面层。数值照原版 DesktopSkin：4 的倍数网格；控件 32 / 列表行 28 / 分组行 36 / 工具栏 48 / 状态栏 28；
   侧栏 288（≤ 窗宽 34%）；外边距 16；圆角 按钮 6 · 浮层 12 · 卡片 10 · 浮条 18；字号 12/14/18/24。
   3D 画布在最底层全屏，舞台背景由 3D 部分画；这里只画叠在上面的 HTML。 */

:root, :root[data-theme="light"] {
  --stage-a: #ECECF0; --stage-b: #DCDCE1;
  --frame: rgba(245, 245, 247, .97);
  --raised: #FFFFFF; --raised-hover: #EFEFF3; --raised-line: rgba(0, 0, 0, .20);
  --card: #FFFFFF; --card-line: rgba(0, 0, 0, .10);
  --sep: rgba(0, 0, 0, .10);
  --text: #1D1D1F; --text-2: #5E5E64; --text-3: #8A8A90;
  --accent: #2F6BEB; --accent-hover: #1F55C8; --accent-soft: rgba(47, 107, 235, .20);
  --warn: #A35C12; --bad: #C2302A; --ok: #1F9D55;
  --shadow: 0 4px 12px rgba(0, 0, 0, .14);
  --quiet-hover: rgba(0, 0, 0, .06);
  color-scheme: light;
}
:root[data-theme="dark"] {
  --stage-a: #23252A; --stage-b: #121316;
  --frame: rgba(20, 21, 24, .97);
  --raised: #24262B; --raised-hover: #2E3137; --raised-line: rgba(255, 255, 255, .07);
  --card: #202227; --card-line: rgba(255, 255, 255, .07);
  --sep: rgba(255, 255, 255, .07);
  --text: #F2F3F5; --text-2: rgba(242, 243, 245, .62); --text-3: rgba(242, 243, 245, .42);
  --accent: #5B8CFF; --accent-hover: #82A8FF; --accent-soft: rgba(91, 140, 255, .18);
  --warn: #FFB86B; --bad: #FF8A7A; --ok: #34C759;
  --shadow: 0 4px 12px rgba(0, 0, 0, .45);
  --quiet-hover: rgba(255, 255, 255, .07);
  color-scheme: dark;
}

html, body { margin: 0; height: 100%; overflow: hidden; background: var(--stage-b); }
#view { display: block; width: 100vw; height: 100vh; }

#ui {
  --side: min(288px, 34vw);
  position: fixed; inset: 0; pointer-events: none; z-index: 1;
  font-family: "Segoe UI Variable Text", "Segoe UI", "Microsoft YaHei UI", system-ui, sans-serif;
  font-size: 14px; line-height: 20px; color: var(--text);
  -webkit-font-smoothing: antialiased; user-select: none;
}
#ui :is(button, input) { font: inherit; color: inherit; }
#ui button { -webkit-tap-highlight-color: transparent; }
#ui.no-side { --side: 0px; }
:lang(zh) #ui .strong, :lang(zh) #ui .title { font-weight: 400; }

.ui-ico { width: 16px; height: 16px; flex: none; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }

/* ── 工具栏 48 ── */
.ui-top {
  position: absolute; left: 0; right: 0; top: 0; height: 48px; box-sizing: border-box;
  display: flex; align-items: center; gap: 8px; padding: 0 16px;
  background: var(--frame); border-bottom: 1px solid var(--sep); pointer-events: auto;
}
.ui-top .spacer { flex: 1; }
.ui-wordmark { font-size: 12px; letter-spacing: .38em; font-weight: 600; margin-right: 8px; }

.ui-btn {
  height: 32px; padding: 0 12px; border-radius: 6px; box-sizing: border-box;
  display: inline-flex; align-items: center; gap: 8px; cursor: pointer; white-space: nowrap;
  background: var(--raised); border: 1px solid var(--raised-line);
}
.ui-btn:hover { background: var(--raised-hover); }
.ui-btn.quiet { background: transparent; border-color: transparent; }
.ui-btn.quiet:hover { background: var(--quiet-hover); }
.ui-btn.icon { width: 32px; padding: 0; justify-content: center; }
.ui-btn.on { background: var(--quiet-hover); }
.ui-btn:focus-visible, .ui-seg button:focus-visible, .ui-row:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.ui-btn.primary { background: var(--accent); border-color: transparent; color: #fff; }
.ui-btn.primary:hover { background: var(--accent-hover); }

.ui-dot { width: 8px; height: 8px; border-radius: 50%; flex: none; background: var(--text-3); }
.ui-dot.idle { background: transparent; box-shadow: inset 0 0 0 1.5px var(--text-2); }
.ui-dot.busy { background: var(--warn); animation: ui-pulse 1.2s ease-in-out infinite; }
.ui-dot.on { background: var(--ok); }
.ui-glasses.off { color: var(--text-3); cursor: default; }
.ui-glasses.off:hover { background: transparent; }
@keyframes ui-pulse { 50% { opacity: .35; } }

/* ── 浮层 ── */
.ui-pop {
  position: absolute; z-index: 5; pointer-events: auto; box-sizing: border-box;
  background: var(--card); border: 1px solid var(--card-line); border-radius: 12px; box-shadow: var(--shadow);
  padding: 8px;
}
.ui-pop[hidden] { display: none; }
.ui-pop h4 { margin: 0; padding: 8px 8px 8px; font-size: 12px; line-height: 16px; font-weight: 400; color: var(--text-2); }
.ui-pop .group + .group { margin-top: 8px; }
.ui-pop .group { padding: 0 8px 8px; }
.ui-pop .group h4 { padding-left: 0; padding-right: 0; }

.ui-seg { display: inline-flex; border: 1px solid var(--raised-line); border-radius: 6px; overflow: hidden; background: var(--raised); }
.ui-seg button { height: 30px; min-width: 88px; padding: 0 12px; border: 0; background: transparent; cursor: pointer; }
.ui-seg button + button { border-left: 1px solid var(--raised-line); }
.ui-seg button:hover { background: var(--raised-hover); }
.ui-seg button.on { background: var(--accent-soft); color: var(--accent); }
.ui-seg.small button { min-width: 0; flex: 1; height: 26px; padding: 0 8px; font-size: 12px; }

.ui-menu-row {
  display: flex; align-items: center; gap: 12px; width: 100%; box-sizing: border-box;
  min-height: 32px; padding: 6px 8px; border: 0; border-radius: 6px; background: transparent; text-align: left; cursor: pointer;
}
.ui-menu-row:hover { background: var(--quiet-hover); }
.ui-menu-row .key { margin-left: auto; font-size: 12px; color: var(--text-3); font-variant-numeric: tabular-nums; }
.ui-menu-sep { height: 1px; background: var(--sep); margin: 4px 0; }

.ui-input {
  height: 32px; box-sizing: border-box; border-radius: 6px; padding: 0 12px; width: 100%;
  background: var(--raised); border: 1px solid var(--raised-line); outline: none; user-select: text;
}
.ui-input:focus { border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent-soft); }
.ui-input::placeholder { color: var(--text-3); }
.ui-url { display: flex; gap: 8px; padding: 4px 8px 8px; }

/* ── 侧栏 288 ── */
.ui-side {
  position: absolute; left: 0; top: 48px; bottom: 28px; width: var(--side); box-sizing: border-box;
  background: var(--frame); border-right: 1px solid var(--sep);
  overflow-y: auto; overflow-x: hidden; padding: 0 16px 16px; pointer-events: auto; scrollbar-width: thin;
}
#ui.no-side .ui-side { display: none; }
.ui-card { background: var(--card); border: 1px solid var(--card-line); border-radius: 10px; padding: 0 16px 8px; margin-top: 16px; }
.ui-sec { font-size: 12px; line-height: 16px; color: var(--text-2); margin: 20px 0 6px; }
.ui-card > .ui-sec:first-child { margin-top: 16px; }
.ui-pair { display: flex; align-items: center; justify-content: space-between; gap: 12px; height: 36px; }
.ui-pair .k { color: var(--text-2); white-space: nowrap; }
.ui-pair .v { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-variant-numeric: tabular-nums; }
.ui-pair .v.strong { font-weight: 600; }
.ui-pair + .ui-pair { border-top: 1px solid var(--sep); }

.ui-id { display: flex; align-items: center; gap: 12px; padding: 16px 0 8px; }
.ui-badge {
  width: 40px; height: 40px; border-radius: 50%; flex: none; display: grid; place-items: center;
  background: var(--accent-soft); color: var(--accent); font-size: 12px; font-weight: 600; letter-spacing: .02em;
}
.ui-id .name { font-size: 18px; line-height: 24px; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ui-id .src { display: flex; align-items: center; gap: 6px; font-size: 12px; line-height: 16px; color: var(--text-2); margin-top: 2px; }
.ui-id .src i { width: 9px; height: 9px; border-radius: 50%; background: var(--text-3); flex: none; }
.ui-id .src i.web { background: var(--accent); }
.ui-id > div { min-width: 0; }

.ui-unit { display: flex; align-items: center; justify-content: space-between; gap: 12px; height: 36px; border-top: 1px solid var(--sep); }
.ui-unit .k { color: var(--text-2); }
.ui-unit .ui-seg { flex: 0 1 168px; display: flex; }

.ui-search { position: relative; margin: 0 0 4px; }
.ui-search .ui-ico { position: absolute; left: 10px; top: 8px; color: var(--text-3); pointer-events: none; }
.ui-search .ui-input { padding-left: 32px; }
.ui-parts { margin: 0 -8px; }
.ui-row { display: flex; align-items: center; gap: 8px; height: 28px; padding: 0 8px; border-radius: 6px; }
.ui-row:hover { background: var(--quiet-hover); }
.ui-row .sw {
  width: 12px; height: 12px; border-radius: 3px; border: 0; padding: 0; flex: none; cursor: pointer;
  box-shadow: inset 0 0 0 1px var(--raised-line);
}
.ui-row .sw.hidden { background: transparent !important; box-shadow: inset 0 0 0 1.5px var(--text-3); }
.ui-row .nm { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; cursor: pointer; }
.ui-row.off .nm { color: var(--text-3); }
.ui-row .ct { font-size: 12px; color: var(--text-3); font-variant-numeric: tabular-nums; }
.ui-none { color: var(--text-3); font-size: 12px; padding: 4px 0 8px; }

/* ── 视口：侧栏右侧到窗口右边，工具栏下到状态栏上 ── */
.ui-viewport { position: absolute; left: var(--side); right: 0; top: 48px; bottom: 28px; }
.ui-bar {
  position: absolute; left: 50%; bottom: 16px; transform: translateX(-50%);
  display: flex; align-items: center; gap: 4px; height: 44px; padding: 0 6px; box-sizing: border-box;
  background: var(--card); border: 1px solid var(--card-line); border-radius: 18px; box-shadow: var(--shadow);
  pointer-events: auto; white-space: nowrap;
}
.ui-bar .ui-btn { border-radius: 12px; }
.ui-bar .vsep { width: 1px; height: 20px; background: var(--sep); margin: 0 4px; }
.ui-bar[hidden] { display: none; }

/* 动画走带：浮在视口浮条上面，同一种卡片 */
.ui-anim {
  position: absolute; left: 50%; bottom: 68px; transform: translateX(-50%); width: min(520px, calc(100% - 32px));
  display: flex; align-items: center; gap: 6px; height: 40px; padding: 0 8px; box-sizing: border-box;
  background: var(--card); border: 1px solid var(--card-line); border-radius: 16px; box-shadow: var(--shadow); pointer-events: auto;
}
.ui-anim[hidden] { display: none; }
.ui-anim .ui-btn { width: 30px; height: 30px; padding: 0; justify-content: center; border-radius: 10px; }
.ui-anim input[type=range] { flex: 1; min-width: 60px; accent-color: var(--accent); }
.ui-anim .tm { font-size: 12px; color: var(--text-2); font-variant-numeric: tabular-nums; min-width: 78px; text-align: right; }
.ui-anim select { height: 26px; border: 1px solid var(--raised-line); border-radius: 6px; background: var(--raised); color: inherit; font: inherit; font-size: 12px; padding: 0 4px; }

/* 最近打开（打开菜单里）*/
.ui-recent .ui-menu-row .nm { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; }
.ui-recent .ui-menu-row .key { flex: none; }

/* 眼镜连着时：页面画布显示「桌面 | 眼镜」 */
.ui-view { margin-right: 8px; }
.ui-view[hidden] { display: none; }
.ui-view.ui-seg button { min-width: 0; height: 28px; font-size: 12px; }

.ui-empty {
  position: absolute; left: 50%; top: 45%; transform: translate(-50%, -50%); width: min(400px, calc(100% - 32px));
  text-align: center; color: var(--text-2); pointer-events: none;
}
.ui-empty .title { font-size: 24px; line-height: 32px; color: var(--text); font-weight: 600; margin-bottom: 12px; }
.ui-empty .fmt { font-size: 12px; color: var(--text-3); margin-top: 4px; letter-spacing: .04em; }
.ui-empty hr { border: 0; height: 1px; background: var(--sep); margin: 24px 0; }
.ui-empty .keys { font-size: 12px; color: var(--text-3); word-spacing: .2em; }
.ui-empty[hidden], .ui-drop[hidden] { display: none; }

.ui-drop {
  position: absolute; inset: 8px; border-radius: 12px; border: 2px dashed var(--accent);
  background: var(--accent-soft); display: grid; place-items: center; pointer-events: none; z-index: 10;
}
.ui-drop span { background: var(--card); border-radius: 12px; padding: 12px 24px; box-shadow: var(--shadow); color: var(--accent); }

/* ── 状态栏 28 ── */
.ui-status {
  position: absolute; left: 0; right: 0; bottom: 0; height: 28px; box-sizing: border-box;
  display: flex; align-items: center; gap: 16px; padding: 0 16px;
  background: var(--frame); border-top: 1px solid var(--sep); font-size: 12px; color: var(--text-2); pointer-events: auto;
}
.ui-status .msg { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ui-status .msg.bad { color: var(--bad); }
.ui-status .ver { font-variant-numeric: tabular-nums; white-space: nowrap; }

/* 窄窗口：按钮只留图标 */
@media (max-width: 760px) {
  .ui-top .lbl, .ui-bar .lbl, .ui-wordmark { display: none; }
  .ui-top .ui-btn:not(.ui-glasses), .ui-bar .ui-btn { width: 32px; padding: 0; justify-content: center; }
  .ui-glasses { padding: 0 10px; }
}