:root{
  --bg:#fff; --bg2:#f2f2f7; --card:#fff; --line:rgba(60,60,67,.18);
  --text:#000; --muted:#8e8e93; --brand:#007aff; --danger:#ff3b30; --star:#ffd60a;
  --nav:rgba(249,249,249,.82); --sheet:rgba(249,249,249,.9);
  --glass:rgba(233,233,239,.60); --glassline:rgba(0,0,0,.07);
  --pillbg:rgba(255,255,255,.78); --pillbr:1.12;
  --pillline:rgba(0,0,0,.09); --pillhi:rgba(255,255,255,.95); --pillsd:rgba(0,0,0,.06);
  --pillglow:rgba(255,255,255,.75);
  --ease:cubic-bezier(.32,.72,0,1);
}
body.dark{
  --bg:#000; --bg2:#0a0a0a; --card:#1c1c1e; --line:rgba(84,84,88,.5);
  --text:#fff; --muted:#9a9aa2; --brand:#0a84ff; --danger:#ff453a; --star:#ffd60a;
  --nav:rgba(22,22,24,.82); --sheet:rgba(30,30,32,.92);
  --glass:rgba(58,58,62,.58); --glassline:rgba(255,255,255,.10);
  --pillbg:rgba(255,255,255,.13); --pillbr:1.28;
  --pillline:rgba(255,255,255,.16); --pillhi:rgba(255,255,255,.22); --pillsd:rgba(0,0,0,.20);
  --pillglow:rgba(255,255,255,.16);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0;height:100%;overflow:hidden}
body{
  background:var(--bg);color:var(--text);
  font:16px/1.45 -apple-system,BlinkMacSystemFont,"PingFang SC","Helvetica Neue","Microsoft YaHei",sans-serif;
  -webkit-font-smoothing:antialiased;
}
button{font-family:inherit;border:none;background:none;color:inherit}
.ic{width:1em;height:1em;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;display:block}
.ic.fill,.ic .fill{fill:currentColor;stroke:none}
.svgs{position:absolute;width:0;height:0;overflow:hidden}

.app{position:relative;height:100vh;height:100dvh;display:flex;flex-direction:column;overflow:hidden}

/* ============ 导航栏 ============ */
header{
  flex:none;padding-top:env(safe-area-inset-top);position:relative;z-index:30;
  background:var(--nav);backdrop-filter:saturate(180%) blur(22px);-webkit-backdrop-filter:saturate(180%) blur(22px);
  transition:background .25s var(--ease);
}
header::after{
  content:'';position:absolute;left:0;right:0;bottom:0;height:.5px;background:var(--line);
  opacity:0;transition:opacity .25s;
}
header.line::after{opacity:1}
.hrow{display:flex;align-items:center;gap:2px;padding:4px 8px 8px;min-height:52px}
.title{
  font-size:26px;font-weight:700;letter-spacing:-.5px;padding:0 8px;
  transition:font-size .28s var(--ease),transform .28s var(--ease);
  transform-origin:left center;white-space:nowrap;
}
header.mini .title{font-size:17px}
.hflex{flex:1}
.ibtn{
  width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
  color:var(--brand);font-size:21px;cursor:pointer;transition:background .18s,transform .18s var(--ease);
}
.ibtn:active{background:var(--line);transform:scale(.9)}
.ibtn.spin .ic{animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.searchwrap{overflow:hidden;max-height:0;transition:max-height .3s var(--ease),opacity .25s;opacity:0;padding:0 12px}
.searchwrap.on{max-height:60px;opacity:1;padding:0 12px 10px}
.searchwrap input{
  width:100%;padding:10px 12px;border-radius:10px;border:none;
  background:var(--bg2);color:var(--text);font-size:16px;outline:none;
}
body.dark .searchwrap input{background:#1c1c1e}

/* ============ 内容 ============ */
main{
  flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch;
  padding-bottom:calc(104px + env(safe-area-inset-bottom));
}
main.swap{animation:swap .32s var(--ease) both}
@keyframes swap{from{opacity:0;transform:translateY(8px) scale(.99)}to{opacity:1}}
/* 切页：按方向横向滑入 */
main.slideL{animation:slideL .40s var(--ease) both}
main.slideR{animation:slideR .40s var(--ease) both}
@keyframes slideL{from{opacity:0;transform:translateX(30px) scale(.985)}to{opacity:1;transform:none}}
@keyframes slideR{from{opacity:0;transform:translateX(-30px) scale(.985)}to{opacity:1;transform:none}}
/* 筛选切换：轻微浮现 */
main.fade{animation:fade .28s var(--ease) both}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
@keyframes min{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}

.sec{padding:16px 18px 4px;font-size:13px;color:var(--muted);font-weight:600;letter-spacing:.2px}

/* 分段控件 */
.atabs{
  position:relative;display:flex;gap:2px;padding:4px;margin:14px 14px 4px;
  border-radius:999px;background:var(--bg2);
}
body.dark .atabs{background:#1c1c1e}
.apill{
  position:absolute;top:4px;left:4px;height:calc(100% - 8px);width:0;border-radius:999px;
  background:var(--card);
  box-shadow:0 2px 8px rgba(0,0,0,.12),inset 0 0 0 .5px var(--line);
  transition:transform .42s var(--ease),width .42s var(--ease);
  transform-origin:left center;will-change:transform,width;
}
body.dark .apill{background:#3a3a3c}
.apill.init{transition:none}
.atab{
  position:relative;z-index:1;flex:1;height:34px;border:none;background:transparent;
  color:var(--muted);font-size:14px;font-weight:500;border-radius:999px;cursor:pointer;
  transition:color .28s var(--ease);
}
.atab.on{color:var(--text);font-weight:600}
.atabs,.chips,.mrow{user-select:none;-webkit-user-select:none;touch-action:pan-y}

/* 大版本 chips */
.chips{display:flex;gap:8px;padding:12px 14px 2px;overflow-x:auto;-webkit-overflow-scrolling:touch}
.chips::-webkit-scrollbar{display:none}
.chip{
  flex:none;padding:7px 14px;border-radius:999px;background:var(--bg2);
  font-size:14px;color:var(--text);cursor:pointer;transition:transform .18s var(--ease),background .2s,color .2s;
}
body.dark .chip{background:#1c1c1e}
.chip:active{transform:scale(.92)}
.chip.on{background:var(--brand);color:#fff;font-weight:600}
.chip.auto{background:rgba(0,122,255,.14);color:var(--brand);font-weight:600}
body.dark .chip.auto{background:rgba(10,132,255,.2);color:#5aa9ff}
.mrow{display:flex;gap:8px;padding:12px 14px 2px;align-items:center}
.mrow input{
  flex:1;min-width:0;padding:9px 12px;border-radius:12px;border:none;
  background:var(--bg2);color:var(--text);font-size:15px;outline:none;
}
body.dark .mrow input{background:#1c1c1e}
.mrow .mgo{
  flex:none;padding:9px 16px;border-radius:12px;background:var(--brand);color:#fff;
  font-size:14px;font-weight:600;cursor:pointer;transition:transform .18s var(--ease);
}
.mrow .mgo:active{transform:scale(.92)}

/* ============ 版本卡片 ============ */
.hero{
  margin:14px;padding:18px;border-radius:20px;background:var(--card);
  background-image:linear-gradient(135deg,rgba(0,122,255,.08),rgba(124,92,255,.08));
  box-shadow:0 6px 22px rgba(0,0,0,.08);animation:min .45s var(--ease) both;
}
body.dark .hero{background:#1c1c1e;box-shadow:none}
.hero .lab{font-size:12px;color:var(--muted);font-weight:600;letter-spacing:.2px}
.hero .ver{font-size:29px;font-weight:700;letter-spacing:-.8px;margin:4px 0 8px;line-height:1.15}
.hero .hmeta{font-size:12.5px;color:var(--muted);display:flex;gap:10px;flex-wrap:wrap}

.vcard{
  margin:0 14px 12px;padding:14px 16px;border-radius:16px;background:var(--card);
  box-shadow:0 2px 10px rgba(0,0,0,.05);cursor:pointer;
  animation:min .45s var(--ease) both;transition:transform .2s var(--ease);
}
body.dark .vcard{background:#1c1c1e;box-shadow:none}
.vcard:active{transform:scale(.985)}
.vrow{display:flex;align-items:center;gap:8px}
.vrow .v{font-size:18px;font-weight:600;letter-spacing:-.3px;flex:1;min-width:0;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.badge{font-size:11px;padding:3px 8px;border-radius:8px;font-weight:600;flex:none}
.badge.rel{background:rgba(52,199,89,.16);color:#1e8e3e}
.badge.beta{background:rgba(255,159,10,.18);color:#a86400}
body.dark .badge.rel{color:#30d158}
body.dark .badge.beta{color:#ff9f0a}
.vmeta{font-size:12.5px;color:var(--muted);margin-top:6px;display:flex;gap:10px;flex-wrap:wrap}
.vnets{margin-top:10px;font-size:12.5px;color:var(--muted);display:flex;align-items:center;gap:6px}
.vnets .dot{width:5px;height:5px;border-radius:50%;background:var(--brand);flex:none}

/* ============ 空态 / 错误 ============ */
.empty{padding:64px 34px;text-align:center;color:var(--muted);animation:swap .4s var(--ease) both}
.empty .big{width:56px;height:56px;margin:0 auto 14px;color:var(--muted);opacity:.55}
body.dark .empty .big{opacity:.95}
.empty .big .ic{width:100%;height:100%;stroke-width:1.35}
.empty b{display:block;color:var(--text);font-size:19px;font-weight:600;margin-bottom:6px;letter-spacing:-.3px}
.empty p{margin:0 0 4px;font-size:13.5px;line-height:1.55}
.btnadd{
  margin-top:16px;padding:11px 22px;border-radius:22px;border:none;
  background:var(--brand);color:#fff;font-size:15px;font-weight:500;cursor:pointer;
  box-shadow:0 5px 16px rgba(0,122,255,.32);transition:transform .2s var(--ease);
}
.btnadd:active{transform:scale(.94)}
.btnadd.gray{background:var(--bg2);color:var(--text);box-shadow:none;margin-left:8px}
body.dark .btnadd.gray{background:#2c2c2e}

/* ============ 悬浮胶囊导航 ============ */
nav{
  position:absolute;left:50%;z-index:40;
  bottom:calc(13px + env(safe-area-inset-bottom));
  transform:translateX(-50%);
  display:flex;gap:2px;padding:5px;border-radius:999px;
  background:var(--glass);
  backdrop-filter:saturate(180%) blur(28px);-webkit-backdrop-filter:saturate(180%) blur(28px);
  box-shadow:0 10px 34px rgba(0,0,0,.16),0 2px 8px rgba(0,0,0,.10),
             inset 0 .5px 0 rgba(255,255,255,.4), inset 0 0 0 .5px var(--glassline);
  transition:transform .48s var(--ease),opacity .3s var(--ease);
}
nav.down{transform:translate(-50%,170%) scale(.84);opacity:0;pointer-events:none}
nav .pill{
  position:absolute;top:5px;left:5px;height:calc(100% - 10px);width:0;border-radius:999px;
  background:var(--pillbg);
  backdrop-filter:saturate(190%) blur(18px) brightness(var(--pillbr));
  -webkit-backdrop-filter:saturate(190%) blur(18px) brightness(var(--pillbr));
  box-shadow:0 3px 12px rgba(0,0,0,.14),0 1px 2px rgba(0,0,0,.08),
             inset 0 0 0 .5px var(--pillline),inset 0 1px 0 var(--pillhi),inset 0 -1px 0 var(--pillsd);
  transition:transform .42s var(--ease),width .42s var(--ease);
  transform-origin:left center;will-change:transform,width;
}
nav .pill::before{
  content:'';position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:radial-gradient(120% 80% at 50% -18%, var(--pillglow) 0%, transparent 62%),
             radial-gradient(90% 60% at 50% 118%, var(--pillglow) 0%, transparent 70%);
  opacity:.85;
}
nav .pill.init{transition:none}
nav button{
  position:relative;z-index:1;min-width:72px;padding:6px 12px 5px;
  display:flex;flex-direction:column;align-items:center;gap:2px;
  font-size:10.5px;color:var(--muted);cursor:pointer;border-radius:999px;
  transition:color .3s var(--ease),transform .2s var(--ease);
}
nav button:active{transform:scale(.88)}
nav button.on{color:var(--text);font-weight:600}
nav button .ic{font-size:21px;transition:transform .32s var(--ease)}
nav button.on .ic{transform:translateY(-1px) scale(1.06)}

/* ============ FAB ============ */
.fab{
  position:absolute;right:16px;bottom:calc(86px + env(safe-area-inset-bottom));z-index:35;
  width:54px;height:54px;border-radius:50%;background:var(--brand);color:#fff;
  box-shadow:0 6px 22px rgba(0,122,255,.42),0 1px 2px rgba(0,0,0,.2);
  display:grid;place-items:center;font-size:25px;cursor:pointer;
  transition:transform .3s var(--ease),opacity .25s;
}
.fab .ic{stroke-width:2.2}
.fab:active{transform:scale(.88)}
.fab.bump{animation:bump .5s var(--ease)}
@keyframes bump{0%{transform:scale(1)}40%{transform:scale(1.18)}100%{transform:scale(1)}}

/* ============ Action Sheet ============ */
.sheet{position:fixed;inset:0;z-index:340;visibility:hidden}
.sheet.on{visibility:visible}
.sheet .mask{position:absolute;inset:0;background:rgba(0,0,0,.45);opacity:0;transition:opacity .3s var(--ease)}
.sheet.on .mask{opacity:1}
.sheet .panel{
  position:absolute;left:0;right:0;bottom:0;padding:0 8px calc(8px + env(safe-area-inset-bottom));
  transform:translateY(105%);transition:transform .42s var(--ease);
}
.sheet.on .panel{transform:none}
.box{background:var(--sheet);border-radius:13px;overflow:hidden;
  backdrop-filter:saturate(180%) blur(22px);-webkit-backdrop-filter:saturate(180%) blur(22px)}
body.dark .box{background:rgba(44,44,46,.92)}
.sheet .it{
  padding:15px 16px;font-size:17px;color:var(--brand);text-align:center;cursor:pointer;
  border-bottom:.5px solid var(--line);transition:background .15s;
}
.sheet .it:last-child{border-bottom:none}
.sheet .it:active{background:rgba(0,0,0,.06)}
body.dark .sheet .it:active{background:rgba(255,255,255,.08)}
.sheet .it.gray{color:var(--text)}
.sheet .it.row{display:flex;align-items:center;justify-content:center;gap:8px}
.sheet .it.row .ic{width:17px;height:17px;flex:none}
.sheet .it.red{color:var(--danger)}
.cancel{margin-top:8px;font-weight:600}
.ttl{padding:13px 16px;color:var(--muted);font-size:13px;text-align:center;line-height:1.4}

/* 详情面板 */
.dhead{padding:16px 18px 12px;text-align:center}
.dhead .dv{font-size:24px;font-weight:700;letter-spacing:-.5px;margin-bottom:6px}
.dhead .dm{font-size:12.5px;color:var(--muted);display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.dsec{padding:12px 16px 4px;font-size:12px;color:var(--muted);font-weight:600;text-align:left}

/* 返回行 */
.sback{
  display:flex;align-items:center;gap:8px;padding:12px 16px;color:var(--brand);
  font-size:15px;cursor:pointer;border-bottom:.5px solid var(--line);
}
.sback:active{background:rgba(0,0,0,.05)}
body.dark .sback:active{background:rgba(255,255,255,.08)}
.sback .ic{width:16px;height:16px;flex:none}
.sback .bt{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.sback .bt small{display:block;color:var(--muted);font-size:11.5px;font-weight:400}

/* 下载源行 */
.srcrow{
  display:flex;align-items:center;gap:11px;padding:12px 16px;
  border-top:.5px solid var(--line);cursor:pointer;transition:background .15s;
}
.srcrow:active{background:rgba(0,0,0,.05)}
body.dark .srcrow:active{background:rgba(255,255,255,.07)}
.srcrow .si .ic{width:20px;height:20px}
.srcrow .si{width:20px;height:20px;flex:none;color:var(--brand)}
.srcrow .sn{flex:1;min-width:0}
.srcrow .sn b{display:block;font-size:15.5px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.srcrow .sn small{display:block;color:var(--muted);font-size:11.5px;margin-top:1px;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.srcrow .sc{flex:none;display:flex;align-items:center;gap:4px;color:var(--muted);font-size:12.5px}
.srcrow .sc .ic{width:14px;height:14px;opacity:.5}
.srcrow .tagx{
  flex:none;font-size:10.5px;padding:2px 6px;border-radius:6px;margin-left:6px;
  background:rgba(142,142,147,.16);color:var(--muted);font-weight:500;
}

/* 架构行 */
.archrow{
  display:flex;align-items:center;gap:11px;padding:13px 16px;
  border-top:.5px solid var(--line);cursor:pointer;transition:background .15s;
}
.archrow:active{background:rgba(0,0,0,.05)}
body.dark .archrow:active{background:rgba(255,255,255,.07)}
.archrow .ai .ic{width:19px;height:19px}
.archrow .ai{
  width:34px;height:34px;border-radius:10px;flex:none;display:grid;place-items:center;
  background:var(--bg2);color:var(--muted);font-size:14px;font-weight:700;letter-spacing:-.3px;
}
body.dark .archrow .ai{background:#2c2c2e}
.archrow.rec .ai{background:var(--brand);color:#fff}
.archrow .an{flex:1;min-width:0}
.archrow .an b{display:block;font-size:16px;font-weight:600;letter-spacing:-.2px}
.archrow .an b i{font-style:normal;color:var(--brand);font-size:12px;font-weight:500;margin-left:5px}
.archrow .an small{display:block;color:var(--muted);font-size:12px;margin-top:2px;line-height:1.4}
.archrow .as{flex:none;text-align:right;color:var(--muted);font-size:12px}
.archrow .as .ic{width:18px;height:18px;color:var(--brand);display:block;margin:3px 0 0 auto}
.archrow.off{opacity:.38;pointer-events:none}

/* 提示条 */
.tip{padding:10px 16px 12px;font-size:11.5px;color:var(--muted);line-height:1.55}

/* 设置行 */
.srow{display:flex;align-items:center;gap:11px;padding:13px 16px;border-top:.5px solid var(--line)}
.srow:first-child{border-top:none}
.srow .ri{width:19px;height:19px;flex:none;color:var(--brand)}
.srow .rl{flex:1;font-size:15px}
.srow .rv{font-size:13px;color:var(--muted)}
.sw{
  flex:none;width:51px;height:31px;border-radius:16px;background:var(--line);
  position:relative;transition:background .26s var(--ease);cursor:pointer;
}
.sw i{
  position:absolute;top:2px;left:2px;width:27px;height:27px;border-radius:50%;
  background:#fff;box-shadow:0 2px 5px rgba(0,0,0,.2);
  transition:transform .26s var(--ease);
}
.sw.on{background:var(--brand)}
.sw.on i{transform:translateX(20px)}
.tagipt{
  width:100%;padding:13px 14px;margin:0 0 12px;border-radius:12px;
  border:1.5px solid transparent;background:var(--bg2);color:var(--text);font-size:16px;outline:none;
  transition:border-color .2s,background .2s;
}
.tagipt:focus{border-color:var(--brand);background:var(--bg)}
body.dark .tagipt{background:#2c2c2e}
body.dark .tagipt:focus{background:#232326}

/* ============ Toast ============ */
.toast{
  position:fixed;left:50%;bottom:calc(112px + env(safe-area-inset-bottom));transform:translate(-50%,14px) scale(.94);
  background:rgba(20,20,22,.9);color:#fff;padding:11px 18px;border-radius:22px;font-size:14px;z-index:400;
  opacity:0;pointer-events:none;transition:opacity .26s var(--ease),transform .26s var(--ease);
  max-width:82vw;text-align:center;backdrop-filter:blur(12px);
}
.toast.on{opacity:1;transform:translate(-50%,0) scale(1)}
/* ============ 全屏设置页 ============ */
.setpage{
  position:fixed;inset:0;z-index:280;background:var(--bg2);
  display:flex;flex-direction:column;visibility:hidden;
  transform:translateY(100%);transition:transform .44s var(--ease),visibility .44s;
}
.setpage.on{visibility:visible;transform:none}
body.dark .setpage{background:#0a0a0a}
.setbar{
  flex:none;display:flex;align-items:center;gap:6px;
  padding:calc(env(safe-area-inset-top) + 8px) 8px 6px;
  background:var(--nav);backdrop-filter:saturate(180%) blur(22px);
  -webkit-backdrop-filter:saturate(180%) blur(22px);
}
.backbtn{
  width:40px;height:40px;border-radius:50%;display:grid;place-items:center;
  color:var(--text);cursor:pointer;transition:background .18s,transform .18s var(--ease);
}
.backbtn:active{background:var(--line);transform:scale(.9)}
.backbtn .ic{width:22px;height:22px}
.setbar .bar-title{flex:1;text-align:center;font-size:17px;font-weight:600;letter-spacing:-.2px}
.setbar .bar-ph{width:40px}
.setwrap{
  flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch;
  padding:0 16px calc(40px + env(safe-area-inset-bottom));
}
.setbig{font-size:34px;font-weight:700;letter-spacing:-.9px;margin:14px 2px 20px}
.sect{
  padding:0 4px 8px;font-size:13px;font-weight:700;color:var(--brand);letter-spacing:.2px;
}
.sect:not(:first-child){margin-top:26px}
.scard{
  background:var(--card);border-radius:18px;overflow:hidden;
  box-shadow:0 2px 10px rgba(0,0,0,.05);
  animation:min .4s var(--ease) both;
}
body.dark .scard{background:#1c1c1e;box-shadow:none}
.setrow{
  display:flex;align-items:center;gap:12px;padding:15px 16px;cursor:pointer;
  border-top:.5px solid var(--line);transition:background .15s;min-height:56px;
}
.setrow:first-child{border-top:none}
.setrow:active{background:var(--bg2)}
body.dark .setrow:active{background:#262629}
.setrow .sl{flex:1;min-width:0}
.setrow .sl b{display:block;font-size:16px;font-weight:600;letter-spacing:-.2px}
.setrow .sl small{display:block;color:var(--muted);font-size:12px;margin-top:3px;line-height:1.45}
.setrow .si{width:20px;height:20px;flex:none;color:var(--brand)}
.setrow .sr{flex:none;display:flex;align-items:center;gap:6px;color:var(--muted);font-size:14px;max-width:46%;}
.setrow .sr .rv{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.setrow .sr .chev{width:15px;height:15px;flex:none;opacity:.65}
.setrow .sr .ic{width:17px;height:17px}
.setrow.plain{cursor:default}
.setrow.plain:active{background:none}
.setinp{padding:14px 16px;border-top:.5px solid var(--line)}
.setinp .lab{font-size:12px;color:var(--muted);margin-bottom:8px;line-height:1.5}
.setinp .tagipt{margin:0}
.setinp .it{padding:11px;border-radius:10px;background:var(--bg2);cursor:pointer;transition:transform .18s var(--ease)}
body.dark .setinp .it{background:#2c2c2e}
.setinp .it:active{transform:scale(.97)}
.setfoot{text-align:center;color:var(--muted);font-size:11.5px;line-height:1.8;margin:26px 0 0;opacity:.8}

/* 选择器：选中打勾 */
.sheet .it.pick{display:flex;align-items:center;justify-content:center;gap:10px}
.sheet .it.pick .ck{width:18px;height:18px;color:var(--brand);flex:none}
.sheet .it.pick .ck .ic{width:18px;height:18px}

/* ============ 非悬浮导航栏（贴底通栏） ============ */
.app.nofloat nav{
  left:0;right:0;bottom:0;transform:none;border-radius:0;
  padding:5px 8px calc(5px + env(safe-area-inset-bottom));
  box-shadow:0 -.5px 0 var(--line);
  justify-content:space-around;
}
.app.nofloat nav.down{transform:translateY(110%);opacity:0}
.app.nofloat nav button{flex:1;min-width:0}
.app.nofloat .pill{top:5px}

/* ============ UI 风格：简约 ============ */
body.ui-min header,body.ui-min nav,body.ui-min .box,body.ui-min .toast{
  backdrop-filter:none;-webkit-backdrop-filter:none;
}
body.ui-min nav{background:var(--card);box-shadow:0 -.5px 0 var(--line),0 -2px 10px rgba(0,0,0,.06)}
body.ui-min .hero,body.ui-min .vcard,body.ui-min .scard,body.ui-min .box{border-radius:10px;box-shadow:none}
body.ui-min .hero{background:var(--card);background-image:none}
body.ui-min .btnadd,body.ui-min .chip,body.ui-min .dbtn,body.ui-min .setbar{border-radius:8px}
body.ui-min .fab{border-radius:14px}
body.ui-min .badge{border-radius:5px}
body.ui-min .pill{background:var(--bg2);backdrop-filter:none;-webkit-backdrop-filter:none}
body.ui-min .pill::before{display:none}

/* ============ UI 风格：Miuix ============ */
body.ui-miui{--brand:#4a8cff}
body.ui-miui .hero,body.ui-miui .vcard,body.ui-miui .scard,body.ui-miui .box{
  border-radius:22px;box-shadow:none;
}
body.ui-miui .setrow{padding:17px 18px}
body.ui-miui .setrow .sl b{font-size:16.5px;font-weight:700}
body.ui-miui .setrow .sl small{font-size:12.5px}
body.ui-miui .sw.on{background:#4a8cff}
body.ui-miui .chip,body.ui-miui .dbtn,body.ui-miui .btnadd{border-radius:999px}
body.ui-miui .fab{border-radius:18px}
body.ui-miui .badge{border-radius:7px}
body.ui-miui nav{border-radius:999px}
body.ui-miui .sect{font-size:14px;font-weight:800}
body.ui-miui .scard{background:#242426}
body:not(.dark).ui-miui .scard{background:#fff}