*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
  html,body{height:100%;overflow:hidden}
  body{
    font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
    background:#0a0a0c;color:#fff;user-select:none;-webkit-user-select:none;
  }
  button{border:none;background:none;color:inherit;font:inherit;cursor:pointer}

  /* ---------- 机身 ---------- */
  .stage{position:fixed;inset:0;display:flex;justify-content:center;align-items:stretch;background:#0a0a0c}
  .device-shell{position:relative;width:100%;height:100%}
  .phone{position:relative;width:100%;height:100%;overflow:hidden;background:#000;isolation:isolate;touch-action:pan-y;overscroll-behavior:none}
  .device-key{display:none;pointer-events:none}
  .dynamic-island{position:absolute;z-index:80;top:calc(env(safe-area-inset-top) + 12px);left:50%;transform:translateX(-50%);width:118px;height:34px;background:#000;border-radius:20px;pointer-events:none}
  .dynamic-island::before{content:"";position:absolute;right:11px;top:10px;width:14px;height:14px;border-radius:50%;background:radial-gradient(circle at 40% 35%,#20344b 0%,#0b1422 28%,#030407 56%);box-shadow:inset 0 0 0 2px #101114}
  .dynamic-island::after{content:"";position:absolute;left:22px;top:16px;width:42px;height:3px;border-radius:2px;background:#0b0b0c}
  @media (min-width:600px){
    .stage{align-items:center}
    .device-shell{
      flex:none;width:410px;height:864px;padding:10px;border-radius:58px;
      transform:scale(var(--device-scale,.75));
      background:linear-gradient(110deg,#737579 0%,#343639 8%,#171819 48%,#55575a 92%,#888a8d);
      border:1px solid #77797c;
      box-shadow:inset 0 0 0 2px #28292b,inset 0 0 0 3px #595b5e,0 24px 54px rgba(0,0,0,.55);
    }
    .device-shell::before{content:"";position:absolute;inset:4px;border:1px solid #0c0c0d;border-radius:54px;pointer-events:none}
    .phone{border-radius:47px;box-shadow:0 0 0 5px #050505,0 0 0 6px #1d1e20}
    .device-key{display:block;position:absolute;width:4px;border:1px solid #484a4d;background:linear-gradient(90deg,#1d1e20,#74767a,#303234);border-radius:2px}
    .device-key.action{left:-4px;top:108px;height:24px}
    .device-key.volume-up{left:-4px;top:160px;height:54px}
    .device-key.volume-down{left:-4px;top:228px;height:54px}
    .device-key.power{right:-4px;top:184px;height:86px}
    .dynamic-island{top:22px}
  }

  /* ---------- 壁纸 ---------- */
  .wallpaper{
    position:absolute;inset:-40px;z-index:0;
    background:url("assets/wallpaper.webp") center/cover no-repeat #101226;
    filter:blur(28px) brightness(.62) saturate(1.15);
    transform:scale(1.08);
  }
  /* assets/wallpaper.webp 存在时：高清原图直出，不模糊 */
  .wallpaper.crisp{inset:0;background-image:url("assets/wallpaper.webp");filter:none;transform:none}
  .wallpaper.crisp::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.26),transparent 28%,transparent 74%,rgba(0,0,0,.3))}

  /* ---------- 桌面小组件：大数字时钟（2×4） ---------- */
  .widget{
    grid-column:span 4;border-radius:26px;position:relative;overflow:hidden;
    /* 关键：填充要够透、少加色，让背后壁纸"原样模糊"透出来，才是"玻璃"而不是"色板" */
    background:linear-gradient(160deg,rgba(255,255,255,.1),rgba(255,255,255,.02) 45%,rgba(10,14,30,.12));
    backdrop-filter:blur(30px) saturate(1.15);
    -webkit-backdrop-filter:blur(30px) saturate(1.15);
    border:1px solid rgba(255,255,255,.34);
    box-shadow:0 14px 34px rgba(0,0,0,.2),
      inset 0 1px 0 rgba(255,255,255,.4),inset 0 -1px 0 rgba(0,0,0,.1);
    aspect-ratio:2.42;align-self:start;
    display:flex;flex-direction:column;align-items:center;justify-content:center;gap:11px;
    padding:16px 18px;
  }
  /* 不支持毛玻璃的浏览器（老 WebView / 部分微信内核）用半透明深色兜底，保证文字可读 */
  @supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){
    .widget{background:linear-gradient(160deg,rgba(30,42,70,.5),rgba(14,20,40,.55))}
  }
  /* 顶部斜向高光 + 斜掠微光，让玻璃更通透 */
  .widget::before{content:"";position:absolute;inset:0 0 55% 0;border-radius:inherit;pointer-events:none;
    background:linear-gradient(180deg,rgba(255,255,255,.08),transparent 80%)}
  .widget::after{content:"";position:absolute;top:-40%;bottom:-40%;left:-70%;width:46%;pointer-events:none;
    background:linear-gradient(105deg,transparent,rgba(255,255,255,.16) 50%,transparent);
    transform:skewX(-18deg);animation:wdSheen 7s ease-in-out infinite}
  @keyframes wdSheen{0%,62%{left:-70%}88%,100%{left:130%}}
  .wd-time{display:flex;align-items:baseline;font-size:60px;font-weight:250;letter-spacing:1px;line-height:1;
    font-variant-numeric:tabular-nums;
    filter:drop-shadow(0 3px 12px rgba(0,0,0,.3))}
  .wd-time span{
    background:linear-gradient(180deg,#fff 25%,rgba(255,255,255,.72));
    -webkit-background-clip:text;background-clip:text;
    -webkit-text-fill-color:transparent;color:transparent}
  .wd-colon{font-weight:200;margin:0 1px;transform:translateY(-1px);animation:wdColon 1s steps(1) infinite}
  @keyframes wdColon{0%,49%{opacity:1}50%,100%{opacity:.4}}
  .wd-right{width:100%;display:flex;gap:10px;justify-content:space-between;align-items:center;padding:0 2px}
  .wd-date{font-size:11.5px;font-weight:500;letter-spacing:.5px;color:rgba(255,255,255,.95);
    text-shadow:0 1px 4px rgba(0,0,0,.3);white-space:nowrap}
  .wd-count{
    display:inline-flex;align-items:center;gap:5px;white-space:nowrap;
    font-size:10.5px;font-weight:600;letter-spacing:.3px;color:#fff;
    padding:4.5px 11px;border-radius:999px;
    background:linear-gradient(135deg,#ff93a8,#ff5f7e 55%,#ef4a68);
    box-shadow:0 3px 12px rgba(239,74,104,.5),inset 0 1px 0 rgba(255,255,255,.4);
  }
  .wd-count::before{content:"";width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.9);
    box-shadow:0 0 6px rgba(255,255,255,.9)}
  @media (max-width:350px){.widget{gap:8px;padding:12px}.wd-time{font-size:50px}.wd-date{font-size:10px}.wd-count{font-size:9.5px;padding:3.5px 9px}}

  /* ---------- 开机 ---------- */
  .boot{
    position:absolute;inset:0;z-index:60;
    background:radial-gradient(120% 85% at 50% 36%,#4a0d12 0%,#260509 42%,#0c0103 74%,#000 100%);
    display:flex;flex-direction:column;align-items:center;justify-content:center;gap:64px;
    transition:opacity .6s ease;
  }
  /* 苹果后面一团呼吸的红色暖光 */
  .boot::before{content:"";position:absolute;left:50%;top:44%;width:230px;height:230px;
    transform:translate(-50%,-50%);border-radius:50%;pointer-events:none;
    background:radial-gradient(closest-side,rgba(255,110,80,.3),rgba(200,30,40,.12) 55%,transparent 75%);
    animation:bootHalo 2.6s ease-in-out .2s infinite}
  @keyframes bootHalo{0%,100%{opacity:.65;transform:translate(-50%,-50%) scale(1)}
    50%{opacity:1;transform:translate(-50%,-50%) scale(1.08)}}
  .boot.gone{opacity:0;pointer-events:none}
  .boot-logo{
    width:64px;height:76px;flex:none;position:relative;
    opacity:0;animation:bootLogo 1s ease .2s forwards;
    filter:drop-shadow(0 0 14px rgba(255,196,110,.55)) drop-shadow(0 0 40px rgba(224,64,56,.4));
  }
  .boot-logo svg{display:block;width:100%;height:100%}
  @keyframes bootLogo{from{opacity:0;transform:scale(.92)}to{opacity:1;transform:scale(1)}}
  .boot-bar{width:118px;height:5px;border-radius:3px;background:rgba(255,170,120,.16);overflow:hidden;
    position:relative;opacity:0;animation:bootBarIn .3s ease 1.1s forwards}
  .boot-bar i{display:block;height:100%;width:0;border-radius:3px;
    background:linear-gradient(90deg,#f7d992,#eeb04e 45%,#ff5a48);
    box-shadow:0 0 10px rgba(255,150,90,.6);
    animation:bootBarFill 1.15s cubic-bezier(.3,.7,.4,1) 1.15s forwards}
  @keyframes bootBarIn{to{opacity:1}}
  @keyframes bootBarFill{to{width:100%}}

  /* ---------- 锁屏 ---------- */
  .lock{
    position:absolute;inset:0;z-index:50;display:flex;flex-direction:column;align-items:center;
    padding-top:max(72px,calc(env(safe-area-inset-top) + 56px));
    transition:transform .55s cubic-bezier(.32,.72,.35,1),opacity .55s ease;
    cursor:grab;
  }
  .lock{touch-action:none}
  .lock.unlock{transform:translateY(-104%);opacity:.35;pointer-events:none}
  .lock-date{font-size:20px;font-weight:500;letter-spacing:.04em;color:rgba(255,255,255,.92)}
  .lock-time{font-size:82px;font-weight:250;letter-spacing:-.01em;line-height:1.05;margin-top:2px;text-shadow:0 4px 30px rgba(0,0,0,.25)}
  .lock-xiao{margin-top:10px;font-size:13px;letter-spacing:.28em;color:rgba(255,255,255,.72)}
  .lock-hint{position:absolute;bottom:max(44px,calc(env(safe-area-inset-bottom) + 34px));font-size:12px;letter-spacing:.12em;color:rgba(255,255,255,.85);animation:hintFloat 1.8s ease-in-out infinite}
  @keyframes hintFloat{0%,100%{transform:translateY(0);opacity:.6}50%{transform:translateY(-6px);opacity:1}}

  /* ---------- Home 指示条 ---------- */
  .home-indicator{
    position:absolute;left:50%;bottom:max(8px,env(safe-area-inset-bottom));transform:translateX(-50%);
    width:134px;height:5px;border-radius:3px;background:rgba(255,255,255,.85);z-index:46;
  }
  .app-homebar{
    position:absolute;left:0;right:0;bottom:0;height:40px;z-index:47;touch-action:none;
    display:grid;place-items:end center;cursor:pointer;pointer-events:auto;
    padding-bottom:max(8px,env(safe-area-inset-bottom));
  }
  .app-homebar i{display:block;width:134px;height:5px;border-radius:3px;background:rgba(255,255,255,.9)}
  .app-homebar.dark i{background:rgba(0,0,0,.82)}
  .app-homebar .mobile-home-label{display:none}
  /* 底部留白作为手势起滑区，无可见横条，不覆盖应用控件。 */
  .return-gesture-bottom{
    position:absolute;left:0;right:0;bottom:0;z-index:46;
    height:max(40px,calc(env(safe-area-inset-bottom) + 56px));
    touch-action:none;pointer-events:none;
  }
  .phone.app-open:not(.gestures-disabled) .return-gesture-bottom{pointer-events:auto}
  .return-gesture-feedback{
    position:absolute;left:50%;bottom:calc(env(safe-area-inset-bottom) + 84px);z-index:65;
    padding:9px 16px;border-radius:20px;background:rgba(24,24,28,.86);color:#fff;
    font-size:12px;white-space:nowrap;pointer-events:none;opacity:0;
    transform:translate(-50%,8px);transition:opacity .15s,transform .15s;
  }
  .return-gesture-feedback.on{opacity:1;transform:translate(-50%,0)}
  .return-gesture-feedback.ready{background:rgba(27,100,62,.92)}
  .appwin .app-panel.parked{display:none}
  .app-panel .statusbar{position:absolute;top:0;left:0;right:0;z-index:9;padding:max(10px,env(safe-area-inset-top)) 26px 0;font-size:13px}
  .app-panel .statusbar.dark{color:#1c1c1e}
  .app-panel .statusbar.dark svg *{fill:#1c1c1e}
  .panel-music .app-head{padding-top:max(40px,calc(env(safe-area-inset-top) + 26px))}

  /* ---------- 状态栏 ---------- */
  .statusbar{
    position:relative;z-index:5;display:flex;justify-content:space-between;align-items:center;
    padding:max(14px,env(safe-area-inset-top)) 30px 0;font-size:14px;font-weight:600;letter-spacing:.01em;
  }
  .statusbar .sb-icons{display:inline-flex;align-items:center;gap:6px}
  .statusbar svg{display:block}

  /* ---------- 桌面 ---------- */
  .home{
    position:absolute;inset:0;z-index:40;display:flex;flex-direction:column;
    opacity:0;transform:scale(1.12);transition:opacity .5s ease,transform .55s cubic-bezier(.32,.72,.35,1);
    pointer-events:none;
  }
  .home.on{opacity:1;transform:scale(1);pointer-events:auto}
  .apps{
    flex:1;display:grid;grid-template-columns:repeat(4,1fr);gap:26px 18px;align-content:start;
    padding:34px 26px 0;
  }
  .icon{display:flex;flex-direction:column;align-items:center;gap:6px;transition:transform .18s cubic-bezier(.3,1.4,.5,1)}
  .icon:active{transform:scale(.86)}
  .icon .glyph{
    width:62px;height:62px;border-radius:22.5%;display:grid;place-items:center;position:relative;overflow:hidden;
    box-shadow:0 6px 16px rgba(0,0,0,.28);
  }
  .icon .label{font-size:11px;letter-spacing:.02em;color:#fff;text-shadow:0 1px 6px rgba(0,0,0,.5);white-space:nowrap}

  /* 日历/计算器/音乐/电话/短信/浏览器/抖音：均使用 iOS 27 官方图标素材 */
  .icon .glyph{padding:0}
  .glyph img{width:100%;height:100%;display:block;object-fit:cover}

  .home .beian{
    position:absolute;left:0;right:0;bottom:max(16px,calc(env(safe-area-inset-bottom) + 8px));
    text-align:center;font-size:9px;letter-spacing:.04em;
  }
  .home .beian a{color:rgba(255,255,255,.42);text-decoration:none}

  /* ---------- Dock（电话/短信/浏览器） ---------- */
  .dock{
    position:absolute;left:14px;right:14px;bottom:max(38px,calc(env(safe-area-inset-bottom) + 30px));z-index:5;
    display:flex;justify-content:space-evenly;align-items:center;
    padding:12px 16px;border-radius:30px;
    background:rgba(255,255,255,.16);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  }
  .dock .icon .label{display:none}

  /* ---------- 电话 ---------- */
  .app-panel.panel-phone{background:#f6f5f7;color:#1c1c1e;display:flex;flex-direction:column;padding-bottom:max(48px,calc(env(safe-area-inset-bottom) + 42px))}
  .ph-display{padding:max(56px,calc(env(safe-area-inset-top) + 42px)) 20px 8px;text-align:center;font-size:34px;font-weight:300;letter-spacing:.05em;min-height:110px}
  .ph-sub{text-align:center;font-size:12px;color:#8e8e93;margin-bottom:8px}
  .ph-keypad{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;padding:6px 34px 0}
  .ph-key{height:68px;border-radius:50%;background:#e6e6eb;font-size:27px;font-weight:400;display:flex;flex-direction:column;align-items:center;justify-content:center;transition:background .12s}
  .ph-key:active{background:#d1d1d6}
  .ph-key small{font-size:9px;letter-spacing:.18em;color:#8e8e93;margin-top:-2px}
  .ph-key.ghost{background:transparent}
  .ph-call{width:68px;height:68px;border-radius:50%;background:#34c759;display:grid;place-items:center;margin:14px auto 0;transition:transform .15s}
  .ph-call:active{transform:scale(.92)}

  /* ---------- 短信 ---------- */
  .app-panel.panel-sms{background:#fff;color:#1c1c1e;display:flex;flex-direction:column}
  .sms-head{padding:max(42px,calc(env(safe-area-inset-top) + 28px)) 16px 10px;text-align:center;border-bottom:1px solid #e4e4e8}
  .sms-head .sms-ava{width:44px;height:44px;border-radius:50%;background:#c8102e;color:#fff;display:grid;place-items:center;margin:0 auto 5px;font-family:Georgia,serif;font-size:19px}
  .sms-head .sms-name{font-size:12px;color:#55555b}
  .sms-body{flex:1;overflow-y:auto;padding:14px 16px;display:flex;flex-direction:column;gap:9px;scrollbar-width:none;touch-action:pan-y}
  .sms-body::-webkit-scrollbar{display:none}
  .sms-time{text-align:center;font-size:11px;color:#8e8e93;margin:2px 0 6px}
  .sms-bubble{max-width:80%;padding:10px 14px;border-radius:19px;font-size:15px;line-height:1.55}
  .sms-bubble.in{align-self:flex-start;background:#e9e9eb;border-bottom-left-radius:5px}
  .sms-bubble.out{align-self:flex-end;background:#34c759;color:#fff;border-bottom-right-radius:5px}
  .sms-input{display:flex;gap:8px;align-items:center;padding:9px 12px max(46px,calc(env(safe-area-inset-bottom) + 40px));border-top:1px solid #e4e4e8}
  .sms-input input{flex:1;height:36px;border:1px solid #d5d5da;border-radius:18px;padding:0 14px;font-size:14px;outline:none}
  .sms-input button{width:34px;height:34px;border-radius:50%;background:#34c759;color:#fff;display:grid;place-items:center;font-size:15px}

  /* 匿名留言说明与送达状态；不改变原来的应用动画。 */
  .sms-body{min-height:0}
  .sms-input input,.dy-cmt-input input{min-width:0}
  .message-privacy{flex:none;padding:5px 14px;color:#636366;font-size:11px;line-height:1.55}
  .message-status{flex:none;min-height:0;padding:0 14px 5px;color:#636366;font-size:11px;line-height:1.45}
  .message-status:empty{display:none}
  .message-status[data-state="failed"]{color:#b52929}
  .dy-message-privacy,.dy-message-status{color:rgba(255,255,255,.7)}
  .dy-message-status[data-state="failed"]{color:#ff8f9f}
  .sms-bubble,.dy-cmt-item .txt{overflow-wrap:anywhere}
  .sms-auto-label{display:block;margin-bottom:3px;font-size:10px;color:#636366}
  .message-private-label{display:block;margin-top:3px;font-size:10px;opacity:.8}

  /* ---------- 浏览器（Safari） ---------- */
  .app-panel.panel-safari{background:#f6f6f8;display:flex;flex-direction:column}
  .sf-bar{display:flex;align-items:center;gap:8px;padding:max(42px,calc(env(safe-area-inset-top) + 28px)) 14px 9px;background:rgba(246,246,248,.95)}
  .sf-url{flex:1;display:flex;align-items:center;justify-content:center;gap:5px;background:#e4e4e9;border-radius:11px;padding:8px 12px;font-size:13px;color:#3a3a3c}
  .sf-frame{flex:1;width:100%;border:0;background:#0a1330}
  .sf-tools{display:flex;justify-content:space-around;align-items:center;padding:10px 0 max(22px,calc(env(safe-area-inset-bottom) + 14px));background:rgba(246,246,248,.95);color:#007aff}
  .sf-tools svg{display:block;opacity:.85}

  /* ---------- App 窗口 ---------- */
  .appwin{
    position:absolute;inset:0;z-index:45;pointer-events:none;
  }
  .app-panel{
    position:absolute;inset:0;opacity:0;pointer-events:none;
    transform:scale(.28);border-radius:46px;overflow:hidden;
    transition:transform .42s cubic-bezier(.32,.72,.3,1),opacity .3s ease,border-radius .42s ease;
    background:#000;
  }
  .app-panel.show{opacity:1;pointer-events:auto;transform:scale(1);border-radius:0}
  .app-head{
    position:relative;z-index:8;display:flex;align-items:center;justify-content:center;
    padding:max(14px,env(safe-area-inset-top)) 16px 12px;font-size:16px;font-weight:600;
  }
  .app-head .sub{position:absolute;right:16px;top:0;bottom:0;display:flex;align-items:center;font-size:13px;font-weight:400}

  /* ---------- 日历：原生月视图 ---------- */
  .app-panel.panel-calendar{
    --cal-red:#ff3b30;--cal-ink:#1c1c1e;--cal-line:#e9e9ec;
    background:#fff;color:#1c1c1e;display:flex;flex-direction:column;padding:0;
  }
  .app-panel.panel-calendar.show{z-index:48}
  .panel-calendar [hidden]{display:none !important}
  .panel-calendar button:focus-visible{outline:2px solid var(--cal-ink);outline-offset:-2px}
  .cal-header{flex:none;padding:calc(env(safe-area-inset-top) + 8px) 18px 0;background:#fff}
  .cal-topline{display:flex;align-items:center;justify-content:space-between;min-height:44px}
  .cal-year-button{display:flex;align-items:center;gap:4px;min-height:44px;margin-left:-8px;padding:0 8px;color:var(--cal-ink);font-size:19px;letter-spacing:-.03em}
  .cal-year-button svg{width:13px;height:21px;flex:none}
  .cal-view-switch{display:flex;align-items:center;gap:4px}
  .cal-view-switch button{display:grid;place-items:center;width:38px;height:34px;border-radius:9px;color:#8e8e93}
  .cal-view-switch button.active{background:#f1f1f3;color:#1c1c1e}
  .cal-view-switch svg{width:21px;height:21px}
  .cal-month-heading{display:flex;align-items:center;justify-content:space-between;padding:5px 0 16px}
  .cal-month-heading h1{font-size:36px;font-weight:700;line-height:1.15;letter-spacing:-.04em}
  .cal-month-nav{display:flex;gap:8px;align-items:center}
  .cal-month-nav button{display:grid;place-items:center;width:36px;height:36px;color:var(--cal-ink);border-radius:50%}
  .cal-month-nav button:active,.cal-year-button:active{background:#f5f5f7}
  .cal-month-nav svg{width:12px;height:20px}
  .cal-week{flex:none;display:grid;grid-template-columns:repeat(7,minmax(0,1fr));padding:0 12px 9px;font-size:11px;font-weight:500;color:#636366;text-align:center}
  .cal-week span:first-child,.cal-week span:last-child{color:#a0a0a5}
  .cal-scroll{flex:1;min-height:0;overflow-y:auto;overscroll-behavior:contain;touch-action:pan-y;scrollbar-width:none}
  .cal-scroll::-webkit-scrollbar{display:none}
  .cal-grid{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));grid-template-rows:repeat(var(--cal-rows,5),minmax(88px,1fr));height:100%;min-height:calc(var(--cal-rows,5) * 88px);padding:0 12px}
  .cal-day{position:relative;min-width:0;display:flex;flex-direction:column;align-items:stretch;gap:5px;padding:7px 2px;border-top:1px solid var(--cal-line);text-align:left}
  .cal-date{display:grid;place-items:center;align-self:center;width:35px;height:35px;flex:none;border-radius:50%;font-size:22px;font-weight:400;line-height:1;font-variant-numeric:tabular-nums}
  .cal-day.weekend{color:#96969b}
  .cal-day.dim{color:#c7c7cc}
  .cal-day.selected .cal-date{background:#ededf0;color:#1c1c1e}
  .cal-day.today .cal-date{background:var(--cal-red);color:#fff;font-weight:600}
  .cal-day:active .cal-date{box-shadow:0 0 0 3px rgba(0,0,0,.035)}
  .cal-event{display:block;min-width:0;padding:4px 3px;border-left:2px solid var(--cal-red);border-radius:3px;background:#ffefee;color:#3a3a3c;font-size:10px;font-weight:500;line-height:1.35;overflow:hidden}
  .cal-event-title{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .cal-event-time{display:block;margin-top:2px;font-size:9px;opacity:.75;font-variant-numeric:tabular-nums}
  .cal-toolbar{flex:none;position:relative;display:flex;align-items:center;justify-content:space-between;min-height:82px;padding:10px 20px max(26px,calc(env(safe-area-inset-bottom) + 18px));border-top:1px solid var(--cal-line);background:rgba(255,255,255,.96)}
  .cal-toolbar button{display:flex;align-items:center;gap:7px;min-height:44px;padding:0 4px;color:var(--cal-ink);font-size:17px}
  .cal-toolbar svg{width:18px;height:18px}
  .cal-toolbar button:active{opacity:.55}
  .cal-agenda{padding:8px 20px 28px}
  .cal-agenda-label{padding:12px 0;color:#8e8e93;font-size:12px;font-weight:500;letter-spacing:.02em}
  .cal-agenda-date{padding:15px 0 12px;border-bottom:1px solid var(--cal-line);font-size:19px;font-weight:600}
  .cal-agenda-date span{margin-left:8px;color:#8e8e93;font-size:13px;font-weight:400}
  .cal-agenda-event{display:flex;align-items:center;gap:14px;width:100%;padding:20px 0;border-bottom:1px solid var(--cal-line);text-align:left}
  .cal-agenda-time{align-self:flex-start;flex:none;padding-top:2px;color:#636366;font-size:13px;font-variant-numeric:tabular-nums}
  .cal-agenda-info{flex:1;min-width:0;padding:0 12px;border-left:3px solid var(--cal-red)}
  .cal-agenda-info strong{display:block;color:#1c1c1e;font-size:16px;font-weight:600;line-height:1.45}
  .cal-agenda-info small{display:block;margin-top:5px;color:#8e8e93;font-size:12px;line-height:1.5}
  .cal-agenda-event > svg{flex:none;width:10px;height:16px;color:#c7c7cc}
  .cal-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:280px;padding:28px;text-align:center}
  .cal-empty svg{width:42px;height:42px;margin-bottom:14px;color:#c7c7cc}
  .cal-empty strong{font-size:17px;font-weight:600}
  .cal-empty p{margin-top:7px;color:#8e8e93;font-size:13px;line-height:1.6}
  .cal-year-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px 15px;padding:12px 18px 28px}
  .cal-mini-month{min-width:0;text-align:left;border-radius:8px}
  .cal-mini-month h2{margin-bottom:8px;color:var(--cal-ink);font-size:19px;font-weight:600;line-height:1.2}
  .cal-mini-dates{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:3px 0;min-height:98px;font-size:9px;text-align:center;font-variant-numeric:tabular-nums}
  .cal-mini-dates span{display:grid;place-items:center;width:14px;height:14px;justify-self:center;border-radius:50%;line-height:1}
  .cal-mini-dates .weekend{color:#a0a0a5}
  .cal-mini-dates .today{background:var(--cal-red);color:#fff}
  .cal-mini-dates .has-event:not(.today){color:var(--cal-ink);font-weight:700}
  .cal-detail-overlay{position:absolute;inset:0;z-index:20;display:flex;align-items:flex-end}
  .cal-backdrop{position:absolute;inset:0;width:100%;height:100%;background:rgba(0,0,0,.22)}
  .cal-sheet{position:relative;display:flex;flex-direction:column;width:100%;max-height:calc(100% - 64px);border-radius:22px 22px 0 0;background:#fff;overflow:hidden;animation:calSheetIn .24s cubic-bezier(.2,.7,.3,1)}
  .cal-sheet::before{content:"";display:block;flex:none;width:34px;height:5px;margin:8px auto 3px;border-radius:3px;background:#d4d4d8}
  .cal-sheet-head{display:flex;align-items:center;justify-content:space-between;padding:4px 20px 12px;border-bottom:1px solid var(--cal-line)}
  .cal-sheet-head h2{font-size:16px;font-weight:600}
  .cal-sheet-head button{min-height:40px;padding:0 2px;color:var(--cal-ink);font-size:16px;font-weight:600}
  .cal-sheet-body{min-height:0;overflow-y:auto;overscroll-behavior:contain;touch-action:pan-y;padding:24px 22px max(30px,calc(env(safe-area-inset-bottom) + 22px))}
  .cal-detail-title{font-size:27px;font-weight:700;line-height:1.3;letter-spacing:-.025em;overflow-wrap:anywhere}
  .cal-detail-date{margin:9px 0 23px;color:#8e8e93;font-size:14px;line-height:1.5}
  .cal-detail-row{display:flex;gap:16px;padding:15px 0;border-top:1px solid var(--cal-line);font-size:14px;line-height:1.6}
  .cal-detail-row > span{flex:none;width:40px;color:#8e8e93}
  .cal-detail-row > div{flex:1;min-width:0;overflow-wrap:anywhere}
  .cal-detail-row small{display:block;margin-top:3px;color:#8e8e93;font-size:12px}
  .cal-calendar-dot{display:inline-block;width:10px;height:10px;margin-right:8px;border-radius:50%;background:var(--cal-red)}
  .cal-detail-action{display:flex;align-items:center;justify-content:space-between;width:100%;min-height:52px;border-top:1px solid var(--cal-line);color:var(--cal-ink);text-align:left;font-size:16px}
  .cal-detail-action svg{width:10px;height:16px;color:#c7c7cc}
  @keyframes calSheetIn{from{transform:translateY(35px);opacity:.5}to{transform:translateY(0);opacity:1}}
  @media (min-width:600px){.cal-header{padding-top:60px}}
  @media (max-width:350px){.cal-header{padding-left:14px;padding-right:14px}.cal-month-heading h1{font-size:32px}.cal-grid,.cal-week{padding-left:7px;padding-right:7px}.cal-date{width:31px;height:31px;font-size:20px}.cal-year-grid{gap:20px 8px;padding-left:12px;padding-right:12px}.cal-mini-dates{font-size:8px}.cal-mini-dates span{width:12px;height:12px}.cal-event{font-size:9px}}

  /* ---------- 计算器 ---------- */
  .panel-calc{background:#000;display:flex;flex-direction:column;justify-content:flex-end;padding:0 18px max(48px,calc(env(safe-area-inset-bottom) + 42px))}
  .calc-display{
    min-height:120px;display:flex;align-items:flex-end;justify-content:flex-end;
    font-size:84px;font-weight:300;padding:0 8px 14px;overflow:hidden;white-space:nowrap;letter-spacing:-.02em;
  }
  .calc-display.small{font-size:40px}
  .calc-display.xsmall{font-size:26px;font-weight:400;white-space:normal;overflow-wrap:anywhere;text-align:right}
  .calc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
  .calc-grid button{
    height:74px;border-radius:50%;font-size:30px;font-weight:400;background:#333;color:#fff;
    transition:filter .1s;
  }
  .calc-grid button:active{filter:brightness(1.5)}
  .calc-grid button.fn{background:#a5a5a5;color:#000}
  .calc-grid button.op{background:#ff9f0a;color:#fff;font-size:34px}
  .calc-grid button.op.on{background:#fff;color:#ff9f0a}
  .calc-grid button.zero{grid-column:span 2;border-radius:40px;text-align:left;padding-left:27px}
  .calc-fireworks{position:absolute;inset:0;width:100%;height:100%;z-index:1;pointer-events:none}
  .panel-calc .calc-display,.panel-calc .calc-grid{position:relative;z-index:2}
  .calc-grid button.calc-lit{box-shadow:inset 0 0 0 2px var(--spark-color),0 0 18px var(--spark-color)}

  /* ---------- 音乐 ---------- */
  .panel-music{background:linear-gradient(180deg,#2c2c2e,#121214);display:flex;flex-direction:column}
  .panel-music .app-head{color:rgba(255,255,255,.6);font-size:12px;font-weight:500;letter-spacing:.08em}
  .music-body{flex:1;display:flex;flex-direction:column;align-items:center;padding:2px 34px 0;min-height:0}
  .music-cover{
    width:min(64%,240px);aspect-ratio:1;border-radius:14px;overflow:hidden;flex:none;
    box-shadow:0 18px 46px rgba(0,0,0,.55);transition:transform .4s cubic-bezier(.3,1.3,.4,1);
  }
  .music-cover img{width:100%;height:100%;object-fit:cover;display:block}
  .panel-music.playing .music-cover{transform:scale(1.03)}
  .music-title{margin-top:22px;font-size:19px;font-weight:600;text-align:center}
  .music-artist{margin-top:4px;font-size:15px;color:#e8324a}
  .music-progress{width:100%;margin-top:20px;display:flex;align-items:center;gap:8px;font-size:10.5px;color:rgba(255,255,255,.55)}
  .music-progress input{
    flex:1;-webkit-appearance:none;appearance:none;height:4px;border-radius:2px;background:rgba(255,255,255,.25);outline:none;
  }
  .music-progress input::-webkit-slider-thumb{-webkit-appearance:none;width:10px;height:10px;border-radius:50%;background:#fff}
  .music-controls{display:flex;align-items:center;gap:52px;margin-top:16px}
  .music-controls button{color:#fff;display:grid;place-items:center}
  .music-controls .pp{width:72px;height:72px}
  .music-controls svg{display:block}
  .music-list{width:100%;margin-top:18px;border-top:1px solid rgba(255,255,255,.12);overflow-y:auto;touch-action:pan-y;scrollbar-width:none}
  .music-list::-webkit-scrollbar{display:none}
  .music-list button{
    display:flex;justify-content:space-between;width:100%;padding:11px 2px;font-size:13.5px;text-align:left;
    border-bottom:1px solid rgba(255,255,255,.07);color:rgba(255,255,255,.85);
  }
  .music-list button.on{color:#e8324a}

  /* ---------- 抖音 ---------- */
  .panel-douyin{background:#000}
  .dy-video{position:absolute;inset:0;width:100%;height:100%;border:0}
  .dy-top{
    position:absolute;top:calc(max(14px,env(safe-area-inset-top)) + 24px);left:0;right:0;z-index:6;
    display:flex;justify-content:center;gap:26px;font-size:16px;color:rgba(255,255,255,.65);
    text-shadow:0 1px 8px rgba(0,0,0,.4);pointer-events:none;
  }
  .dy-top .on{color:#fff;font-weight:600;position:relative}
  .dy-top .on::after{content:"";position:absolute;left:50%;bottom:-7px;transform:translateX(-50%);width:22px;height:2.5px;border-radius:2px;background:#fff}
  .dy-rail{
    position:absolute;right:8px;bottom:120px;z-index:6;display:flex;flex-direction:column;align-items:center;gap:20px;
  }
  .dy-avatar{
    width:48px;height:48px;border-radius:50%;background:#c8102e;display:grid;place-items:center;
    font-family:Georgia,serif;font-size:22px;border:1.5px solid #fff;position:relative;
  }
  .dy-avatar i{
    position:absolute;bottom:-7px;left:50%;transform:translateX(-50%);
    width:16px;height:16px;border-radius:50%;background:#fe2c55;font-style:normal;
    font-size:11px;display:grid;place-items:center;line-height:1;
  }
  .dy-act{display:flex;flex-direction:column;align-items:center;gap:3px;font-size:11.5px;color:#fff;text-shadow:0 1px 6px rgba(0,0,0,.5)}
  .dy-act svg{display:block}
  .dy-act.liked svg{fill:#fe2c55}
  .dy-info{position:absolute;left:12px;right:74px;bottom:max(24px,calc(env(safe-area-inset-bottom) + 16px));z-index:6;pointer-events:none}
  .dy-name{font-size:15.5px;font-weight:600}
  .dy-cap{margin-top:6px;font-size:13.5px;line-height:1.55;color:rgba(255,255,255,.94)}
  .dy-music{margin-top:8px;font-size:12px;color:rgba(255,255,255,.85);display:flex;align-items:center;gap:6px}
  .dy-music .marq{overflow:hidden;max-width:170px;white-space:nowrap}
  .dy-music .marq span{display:inline-block;animation:marq 7s linear infinite}
  @keyframes marq{from{transform:translateX(0)}to{transform:translateX(-50%)}}
  /* 评论抽屉 */
  .dy-comments{
    position:absolute;left:0;right:0;bottom:0;z-index:9;height:62%;
    background:#121216;border-radius:14px 14px 0 0;display:flex;flex-direction:column;
    transform:translateY(102%);transition:transform .38s cubic-bezier(.32,.72,.3,1);
  }
  .dy-comments.open{transform:translateY(0)}
  .dy-cmt-head{padding:14px;text-align:center;font-size:13px;color:rgba(255,255,255,.75);position:relative}
  .dy-cmt-head button{position:absolute;right:10px;top:8px;font-size:18px;color:rgba(255,255,255,.6);padding:6px}
  .dy-cmt-list{flex:1;overflow-y:auto;padding:0 14px;-webkit-overflow-scrolling:touch;touch-action:pan-y;scrollbar-width:none;-ms-overflow-style:none}
  .dy-cmt-list::-webkit-scrollbar{display:none}
  .dy-cmt-item{display:flex;gap:10px;padding:9px 0}
  .dy-cmt-item .ava{flex:none;width:32px;height:32px;border-radius:50%;display:grid;place-items:center;font-size:13px;color:#fff;overflow:hidden}
  .dy-cmt-item .ava img{width:100%;height:100%;object-fit:cover;display:block}
  .dy-cmt-item .who{font-size:11.5px;color:rgba(255,255,255,.55)}
  .dy-cmt-item .txt{font-size:13.5px;line-height:1.5;margin-top:2px}
  .dy-cmt-input{display:flex;gap:8px;padding:10px 12px max(12px,env(safe-area-inset-bottom));border-top:1px solid rgba(255,255,255,.08)}
  .dy-cmt-input input{
    flex:1;height:36px;border:none;border-radius:18px;background:#2a2a30;color:#fff;padding:0 14px;font-size:13.5px;outline:none;
  }
  .dy-cmt-input button{color:#fe2c55;font-size:14px;font-weight:600;padding:0 8px}
  /* 点赞爆裂 */
  .dy-burst{position:absolute;z-index:7;pointer-events:none;font-size:22px;animation:burst .9s ease-out forwards}
  @keyframes burst{
    0%{transform:translate(0,0) scale(.5);opacity:1}
    100%{transform:translate(var(--bx),var(--by)) scale(1.25);opacity:0}
  }

  /* ---------- 提示 ---------- */
  .toast{
    position:absolute;left:50%;bottom:110px;transform:translate(-50%,16px);z-index:70;
    padding:10px 18px;border-radius:999px;background:rgba(20,20,24,.88);font-size:13px;
    opacity:0;transition:opacity .3s,transform .3s;pointer-events:none;white-space:nowrap;
  }
  .toast.show{opacity:1;transform:translate(-50%,0)}

  /* 手机直接使用网页可视区域，不再叠加一套模拟系统栏。 */
  @media (max-width:599px){
    .stage{height:100%;height:100dvh;bottom:auto}
    .phone{--app-bottom:calc(env(safe-area-inset-bottom) + 76px)}
    .dynamic-island,.statusbar,.home-indicator{display:none}
    .lock{padding-top:calc(env(safe-area-inset-top) + 32px)}
    .lock-hint{bottom:calc(env(safe-area-inset-bottom) + 28px)}
    .apps{
      min-height:0;overflow-y:auto;touch-action:pan-y;scrollbar-width:none;
      gap:24px 12px;
      padding:calc(env(safe-area-inset-top) + 24px) clamp(18px,6vw,26px) calc(env(safe-area-inset-bottom) + 144px);
    }
    .apps::-webkit-scrollbar{display:none}
    .widget{aspect-ratio:auto;min-height:140px;padding:20px 16px;gap:14px;border-radius:24px}
    .wd-time{font-size:clamp(50px,15vw,64px)}
    .icon .glyph{width:clamp(52px,15vw,64px);height:clamp(52px,15vw,64px)}
    .dock{
      left:16px;right:16px;bottom:calc(env(safe-area-inset-bottom) + 36px);
      padding:12px 14px;border-radius:28px;
    }
    .home .beian{bottom:calc(env(safe-area-inset-bottom) + 12px);font-size:10px;line-height:14px}
    .home .beian a{color:rgba(255,255,255,.72);text-shadow:0 1px 5px rgba(0,0,0,.5)}
    .panel-music .app-head{padding-top:calc(env(safe-area-inset-top) + 20px)}
    .app-head .sub{top:calc(env(safe-area-inset-top) + 8px)}
    .panel-music,.panel-calc,.app-panel.panel-phone{padding-bottom:var(--app-bottom)}
    .app-panel.panel-phone{overflow-y:auto;touch-action:pan-y}
    .ph-keypad,.ph-call{flex-shrink:0}
    .ph-display{padding-top:calc(env(safe-area-inset-top) + 28px)}
    .sms-head,.sf-bar{padding-top:calc(env(safe-area-inset-top) + 20px)}
    .sms-input{padding-bottom:var(--app-bottom)}
    .sf-tools{padding-bottom:var(--app-bottom)}
    .dy-top{top:calc(env(safe-area-inset-top) + 24px)}
    .dy-info{bottom:var(--app-bottom)}
    /* 保留点击和上滑返回交互，用文字按钮替代假的 Home 横条。 */
    .app-homebar{
      left:50%;right:auto;bottom:calc(env(safe-area-inset-bottom) + 12px);transform:translateX(-50%);
      height:44px;min-width:112px;padding:0 18px;place-items:center;border-radius:22px;
      background:rgba(24,24,28,.84);color:#fff;font-size:13px;font-weight:500;
      border:1px solid rgba(255,255,255,.18);box-shadow:0 3px 14px rgba(0,0,0,.15);
      backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
    }
    .app-homebar i{display:none}
    .app-homebar .mobile-home-label{display:block}
    .app-homebar.dark{background:rgba(255,255,255,.94);color:#1c1c1e;border-color:rgba(0,0,0,.1)}
    .app-homebar:focus-visible{outline:2px solid #007aff;outline-offset:3px}
  }

  /* 微信标题栏占用高度或小屏手机：缩紧首屏，入口仍留足点击面积。 */
  @media (max-width:599px) and (max-height:650px){
    .apps{padding-top:calc(env(safe-area-inset-top) + 18px);gap:18px 10px}
    .widget{min-height:120px;padding:16px 12px;gap:10px}
    .wd-time{font-size:50px}
    .wd-date,.wd-count{font-size:10px}
    .icon .glyph{width:52px;height:52px}
    .dock{padding:10px 14px;border-radius:24px}
    .ph-display{min-height:92px;font-size:30px}
    .ph-keypad{gap:10px;padding-top:6px}
    .ph-key{height:58px}
    .ph-call{width:58px;height:58px}
    .calc-display{min-height:104px;font-size:64px;padding-bottom:10px}
    .calc-grid{gap:8px}
    .calc-grid button{height:clamp(42px,9dvh,58px);font-size:26px}
    .calc-grid button.op{font-size:30px}
  }

  @media (max-width:599px) and (max-height:420px){
    .apps{padding-top:calc(env(safe-area-inset-top) + 12px);gap:12px 10px}
    .widget{min-height:104px;padding:12px;gap:8px}
    .wd-time{font-size:44px}
    .calc-display{min-height:70px;font-size:48px}
    .calc-grid{gap:5px}
    .calc-grid button{height:clamp(34px,10dvh,42px);font-size:23px}
  }

  @media (min-width:600px){
    .home > .statusbar,.app-panel .statusbar{height:54px;padding:19px 30px 0;font-size:14px}
    .panel-music .app-head{padding-top:60px}
    .app-head .sub{top:48px}
    .ph-display{padding-top:70px}
    .sms-head,.sf-bar{padding-top:60px}
    .dy-top{top:64px}
    .apps{padding-top:24px}
  }

  @media (prefers-reduced-motion:reduce){
    *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
  }


  /* 可替换内容插槽：页面不挤压浏览器工具栏，媒体不改动应用外壳。 */
  .sf-frame{min-height:0;display:block;flex:1 1 0;overflow:hidden}
  .sf-url{min-width:0}
  #sfAddress{white-space:nowrap;text-overflow:ellipsis;overflow:hidden;min-width:0}
  .content-media{position:relative;background:#0a1330}
  .content-media img,.content-media video{display:block;width:100%;height:100%;object-fit:cover}
  .content-notice{height:100%;min-height:120px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:30px;text-align:center;background:#151823;color:#fff}
  .content-notice strong{font-size:16px}
  .content-notice span{font-size:12px;line-height:1.7;color:rgba(255,255,255,.62)}
  .content-play{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);padding:12px 22px;border:1px solid rgba(255,255,255,.35);border-radius:24px;background:rgba(0,0,0,.62);color:#fff;z-index:2;white-space:nowrap}
  .content-play.is-playing{opacity:0;pointer-events:none}
  #dyAvatarContent{width:100%;height:100%;display:grid;place-items:center;border-radius:50%;overflow:hidden}
  #dyAvatarContent img{width:100%;height:100%;object-fit:cover}
  .beian[hidden],#wdCount[hidden],#musicCover[hidden]{display:none !important}
  button:disabled,input:disabled{opacity:.4;cursor:default}

  .panel-douyin .content-media::after{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(180deg,rgba(0,0,0,.2),transparent 30%,transparent 55%,rgba(0,0,0,.6));}

  /* 原生视频控件与返回按钮、抖音文案分区，避免底部触摸区域互相遮挡。 */
  .panel-douyin.has-native-controls .content-media video{height:calc(100% - var(--app-bottom,40px))}
  .panel-douyin.has-native-controls .dy-info{bottom:calc(var(--app-bottom,24px) + 80px)}
  .panel-douyin.has-native-controls .dy-rail{bottom:160px}