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8px}.sheet-more{border:0;background:#eef3f0;color:var(--accent-deep);font-weight:700;font-size:18px;width:36px;height:36px;border-radius:10px;cursor:pointer}.att-image-wrap{border:0;background:transparent;padding:0;cursor:zoom-in;text-align:left}.att-video-wrap{position:relative;margin-top:6px;max-width:360px;border-radius:8px;overflow:hidden;background:#000}.att-video{display:block;width:100%;max-height:320px}.att-expand{position:absolute;top:6px;right:6px;border:0;border-radius:6px;background:#0000008c;color:#fff;font-size:16px;width:30px;height:30px;cursor:pointer}.att-audio-wrap{margin-top:6px;max-width:360px}.att-audio{width:100%;display:block}.lightbox{position:fixed;inset:0;background:#000000eb;z-index:100;display:flex;flex-direction:column;align-items:center;justify-content:center;animation:fade .15s ease}.lightbox-bar{position:absolute;top:0;left:0;right:0;display:flex;align-items:center;gap:10px;padding:calc(10px + env(safe-area-inset-top)) 14px 10px;color:#fff;background:linear-gradient(rgba(0,0,0,.6),transparent)}.lightbox-title{flex:1;min-width:0;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.lightbox-btn{border:0;background:#ffffff29;color:#fff;font:inherit;font-size:14px;padding:6px 12px;border-radius:var(--radius-pill);cursor:pointer;text-decoration:none}.lightbox-media{max-width:100vw;max-height:100dvh;object-fit:contain}.preview-sheet{display:flex;flex-direction:column;gap:10px;padding:14px 14px calc(14px + env(safe-area-inset-bottom))}.preview-media{width:100%;max-height:55vh;object-fit:contain;border-radius:10px;background:#0b1a15}.preview-file{display:flex;align-items:center;gap:10px;font-size:14px}.preview-sheet .login-input{margin-bottom:0}.att-missing{margin-top:6px;padding:8px 10px;border-radius:8px;background:#fff1d6;color:#9a6700;font-size:13px;max-width:360px}.icon-btn.off{opacity:.55}.seg-inline{width:100%;padding:6px 0 0;gap:4px}.seg-inline .seg-btn{padding:6px 4px;font-size:12.5px}.sheet-title{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);padding:10px 8px 4px}.login-btn.device{margin-top:10px;background:#eef3f0;color:var(--accent-deep);display:flex;flex-direction:column;align-items:center;gap:2px}.login-btn.device:hover:not(:disabled){background:#dcece4}.login-btn.device small{font-weight:400;font-size:12px;color:var(--muted)}.pw-field{position:relative}.pw-field .login-input{padding-right:44px}.pw-toggle{position:absolute;right:6px;top:6px;border:0;background:transparent;font-size:18px;cursor:pointer;padding:6px}.login-hint{text-align:center;color:var(--muted);font-size:12.5px;margin:12px 0 0}.unread-divider{display:flex;align-items:center;gap:10px;margin:8px 16px;color:var(--accent-deep);font-size:12px;font-weight:700}.unread-divider:before,.unread-divider:after{content:"";flex:1;height:1px;background:var(--accent)}.jump-down{position:absolute;right:18px;bottom:118px;width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:var(--surface);color:var(--accent-deep);font-size:20px;font-weight:700;box-shadow:0 4px 14px #0000002e;cursor:pointer;z-index:20}.jump-down .badge{position:absolute;top:-8px;right:-6px}.offline-bar{background:#fff1d6;color:#9a6700;font-size:13px;text-align:center;padding:6px 12px;flex-shrink:0}.load-more{align-self:center;margin:6px 0 10px;border:1px solid var(--line);background:var(--surface);color:var(--accent-deep);border-radius:var(--radius-pill);padding:5px 14px;font-size:12.5px;font-weight:600;cursor:pointer}.load-more:disabled{opacity:.6;cursor:default}.update-banner{position:fixed;top:calc(10px + env(safe-area-inset-top));left:50%;transform:translate(-50%);z-index:200;display:flex;align-items:center;gap:12px;max-width:calc(100vw - 32px);background:#111b21;color:#fff;font-size:13.5px;padding:10px 14px;border-radius:12px;box-shadow:0 8px 24px #00000047;animation:fade .2s ease}.update-banner button{border:0;background:var(--primary);color:var(--primary-ink);font:inherit;font-weight:700;padding:6px 12px;border-radius:var(--radius-pill);cursor:pointer;white-space:nowrap}.thread-overlay{color:var(--ink)}.thread-overlay .hint{color:var(--muted)}.thread-overlay .hint-error{color:#c0392b}.seg{display:flex;gap:6px;flex-shrink:0}.seg-btn{flex:1;border:0;background:#eef3f0;color:var(--muted);font-size:13px;font-weight:600;padding:8px;border-radius:var(--radius-pill);cursor:pointer;transition:background .15s,color .15s}.seg-btn.active{background:var(--accent);color:#fff}.thread-ind{color:var(--muted);font-weight:600}.thread-ind.unread{color:var(--link);font-weight:700}.composer-field textarea{border:0;outline:none;background:transparent;flex:1;font:inherit;font-size:15px;line-height:1.4;color:var(--ink);min-width:0;resize:none;max-height:150px;overflow-y:auto;padding:0}html,body{overflow:hidden;height:100%}#root{height:100dvh}.pane,.screen{min-height:0;max-height:100dvh}.thread{min-height:0;overscroll-behavior:contain;-webkit-overflow-scrolling:touch}.chat-head{position:sticky;top:0;z-index:5}.composer-wrap{position:sticky;bottom:0;z-index:5}.settings,.list,.sb-list{min-height:0;overscroll-behavior:contain}.m-txt a{color:var(--link);text-decoration:underline;overflow-wrap:anywhere}