/* ── 长按气泡 · 复制菜单 (TG 式抬起+遮罩) ── */
  /* 长按由我们接管 → 彻底屏蔽聊天区(#scroll)的系统选择/放大镜/callout,否则和我们的菜单打架。
     用 !important 压过一切(含 iOS 误报 hover/pointer 的情况)。输入框在 #scroll 外,单独保持可选可编辑;
     气泡里要复制文字走长按菜单的 Copy。 */
  #scroll, #scroll *{
    -webkit-user-select:none !important; user-select:none !important;
    -webkit-touch-callout:none !important;
  }
  textarea, input, .composer, .composer *{
    -webkit-user-select:text !important; user-select:text !important;
    -webkit-touch-callout:default !important;
  }

  .msg-menu{ position:fixed; inset:0; z-index:250; opacity:0; pointer-events:none; }
  .msg-menu.open{ opacity:1; pointer-events:auto; }
  .msg-menu-scrim{
    position:absolute; inset:0;
    background:rgba(10,16,24,.30);
    -webkit-backdrop-filter:blur(4px); backdrop-filter:blur(4px);
    opacity:0; transition:opacity .26s var(--ease-soft);
  }
  .msg-menu.open .msg-menu-scrim{ opacity:1; }
  .msg-menu-clone{
    position:fixed !important; margin:0 !important; animation:none !important;
    pointer-events:none; box-sizing:border-box;
    box-shadow:0 22px 50px rgba(18,34,52,.30);
    transform:scale(1); transition:transform .26s var(--ease-soft); will-change:transform;
  }
  .msg-menu.open .msg-menu-clone{ transform:scale(1.02); }
  .msg-menu-clone.clone-human{ background:var(--bubble-human-bg) !important; color:var(--bubble-human-fg) !important; }
  .msg-menu-clone.clone-ai{ background:var(--bubble-ai-bg) !important; color:var(--bubble-ai-fg) !important; }
  .msg-menu-actions{
    position:fixed; display:flex; flex-direction:column; min-width:150px; padding:5px;
    border-radius:16px; background:var(--composer-bg); border:1px solid var(--hairline);
    box-shadow:var(--shadow);
    -webkit-backdrop-filter:blur(20px) saturate(1.4); backdrop-filter:blur(20px) saturate(1.4);
    opacity:0; transform:translateY(8px) scale(.96); transform-origin:top center;
    transition:opacity .2s var(--ease-soft) .05s, transform .26s var(--ease-soft) .05s;
  }
  .msg-menu.open .msg-menu-actions{ opacity:1; transform:none; }
  .msg-act{
    appearance:none; -webkit-appearance:none; border:0; background:transparent; color:var(--text);
    font-family:var(--font-en), var(--font-cn); font-size:15px; display:flex; align-items:center; gap:11px;
    padding:10px 14px; border-radius:12px; cursor:pointer; text-align:left; width:100%;
    transition:background var(--motion-fast);
  }
  .msg-act:hover{ background:var(--row-press); }
  .msg-act:active{ background:var(--row-press); transform:scale(.98); }
  .msg-act svg{ width:18px; height:18px; opacity:.82; flex:0 0 auto; }
  .msg-act.danger{ color:#e05a4d; }                       /* 删除(仅本地) */

  /* ── reaction chips (AI poke) ── */
  .row.has-reactions{ flex-direction:column; gap:5px; }
  .row.human.has-reactions{ align-items:flex-end; }
  .row.ai.has-reactions{ align-items:flex-start; }
  .reactions{ display:flex; flex-wrap:wrap; gap:5px; max-width:min(61vw,506px); }
  .reaction{
    display:inline-flex; align-items:center; justify-content:center;
    font-size:15px; line-height:1; padding:4px 9px; border-radius:13px;
    background:var(--bubble-ai-bg); border:1px solid var(--hairline);
    box-shadow:0 4px 12px rgba(78,94,108,.12);
    -webkit-user-select:none; user-select:none;
  }
  .reaction.pop-in{ animation:reactionPop .52s cubic-bezier(.34,1.56,.5,1) both; }
  @keyframes reactionPop{
    0%{ transform:scale(0) rotate(-16deg); opacity:0; }
    55%{ transform:scale(1.22) rotate(5deg); opacity:1; }
    100%{ transform:none; opacity:1; }
  }

  @media (prefers-reduced-motion: reduce){
    *,
    *::before,
    *::after{
      animation: none !important;
      transition-duration: 0.01ms !important;
      scroll-behavior: auto !important;
    }
    /* 通话声纹是"对方正在说话"的功能性反馈,即便系统减弱动态也保留(细窄低位移,不刺激) */
    .call-wave i{
      animation: callWave var(--dur, 1s) var(--ease-soft) var(--d, 0s) infinite alternate !important;
    }
  }