:root{--bg: #f3f4f7;--surface: #ffffff;--surface-2: #f1f2f6;--border: #e3e5ea;--text: #1a2233;--text-muted: #6b7280;--accent: #c1442d;--accent-soft: rgba(193, 68, 45, .12);--danger: #d64545;--bubble-mine: #3b6df0;--bubble-mine-text: #ffffff;--bubble-theirs: #ffffff;--font-display: "Space Grotesk", "Inter", sans-serif;--font-body: "Inter", sans-serif}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--text);font-family:var(--font-body);-webkit-font-smoothing:antialiased}button{font-family:inherit;cursor:pointer}input,textarea{font-family:inherit}::selection{background:var(--accent-soft)}.app-shell{display:flex;height:100%;overflow:hidden}.login-screen{height:100vh;display:flex;align-items:center;justify-content:center;background:radial-gradient(circle at 20% 20%,#eef0f4 0%,var(--bg) 60%)}.login-card{width:360px;background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:32px}.login-brand{font-family:var(--font-display);font-weight:700;font-size:22px;display:flex;align-items:center;gap:10px;margin-bottom:4px}.login-brand .dot{width:10px;height:10px;border-radius:50%;background:var(--accent)}.login-sub{color:var(--text-muted);font-size:13px;margin-bottom:24px}.field{margin-bottom:14px}.field label{display:block;font-size:12px;color:var(--text-muted);margin-bottom:6px}.field input{width:100%;padding:10px 12px;border-radius:8px;border:1px solid var(--border);background:var(--surface-2);color:var(--text);font-size:14px}.field input:focus{outline:2px solid var(--accent);outline-offset:1px}.btn-primary{width:100%;padding:11px;border-radius:8px;border:none;background:var(--accent);color:#fff;font-weight:600;font-size:14px;margin-top:6px}.btn-primary:hover{filter:brightness(1.08)}.btn-primary:disabled{opacity:.6;cursor:default}.error-text{color:var(--danger);font-size:13px;margin-bottom:12px}.sidebar{--surface: #12151f;--surface-2: #1b2030;--border: #232838;--text: #eef1f5;--text-muted: #8891a3;--accent-soft: rgba(193, 68, 45, .28);background:var(--surface);color:var(--text);border-right:1px solid var(--border);display:flex;flex-direction:column;flex-shrink:0}.sidebar-resizer{width:5px;flex-shrink:0;cursor:col-resize;background:transparent}.sidebar-resizer:hover,.sidebar-resizer.active{background:var(--accent)}.sidebar-header{padding:14px 12px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:8px}.sidebar-brand{font-family:var(--font-display);font-weight:700;font-size:16px;color:var(--text);display:flex;align-items:center;gap:7px;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.status-dot{width:9px;height:9px;border-radius:50%;flex-shrink:0}.status-dot.online{background:#35c25a;box-shadow:0 0 0 3px #35c25a33}.status-dot.offline{background:#6b7280}.sidebar-actions{display:flex;gap:4px;flex-shrink:0}.icon-btn{width:28px;height:28px;border-radius:7px;border:1px solid var(--border);background:#ffffff0f;color:#cdd3dd;display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0}.icon-btn:hover{color:#fff;background:#ffffff1f;border-color:var(--accent)}.conv-list{flex:1;overflow-y:auto}.conv-item{display:flex;align-items:center;gap:10px;padding:10px 16px;border-bottom:1px solid transparent;cursor:pointer;-webkit-touch-callout:none;-webkit-user-select:none;user-select:none;touch-action:manipulation}.conv-item:hover{background:var(--surface-2)}.conv-item.active{background:var(--accent-soft);border-left:3px solid var(--accent);padding-left:13px}.conv-item.drag-over{box-shadow:inset 0 2px 0 var(--accent)}.conv-item[draggable=true]{cursor:grab}.conv-item[draggable=true]:active{cursor:grabbing}.conv-context-menu{position:fixed;z-index:300;background:var(--bg);border:1px solid var(--border);border-radius:8px;box-shadow:0 6px 18px #14182133;padding:4px;min-width:200px}.conv-context-menu button{display:flex;align-items:center;gap:8px;width:100%;text-align:left;padding:8px 10px;border:none;background:none;border-radius:6px;font-size:13.5px;color:var(--text);cursor:pointer}.conv-context-menu button:hover{background:var(--surface-2)}.avatar{width:38px;height:38px;border-radius:50%;background:var(--surface-2);color:var(--text-muted);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600;flex-shrink:0;overflow:hidden;border:1px solid var(--border)}.avatar img{width:100%;height:100%;object-fit:cover}.conv-meta{flex:1;min-width:0}.conv-title{font-size:14px;font-weight:400;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.conv-title.unread{font-weight:700;color:var(--text)}.conv-preview{font-size:12px;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.conv-preview.unread{color:var(--text);font-weight:600}.conv-preview.draft-preview{color:var(--text-muted)}.draft-label{color:var(--accent);font-weight:700}.unread-dot{width:9px;height:9px;border-radius:50%;background:var(--accent);flex-shrink:0;margin-left:6px}.sidebar-footer{padding:12px 16px;border-top:1px solid var(--border);display:flex;align-items:center;gap:10px}.sidebar-footer .me-name{font-size:13px;font-weight:600;color:var(--text);flex:1}.sidebar-footer .logout{font-size:12px;color:var(--text-muted)}.sidebar-footer .logout:hover{color:var(--danger)}.chat-window{flex:1;display:flex;flex-direction:column;min-width:0;position:relative}.chat-header{padding:14px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:12px;background:var(--surface)}.back-button-mobile{display:none;border:none;background:none;color:var(--text);padding:4px}.chat-header .title{font-family:var(--font-display);font-weight:700;font-size:17px;color:var(--text)}.chat-header .subtitle{font-size:12px;color:var(--text-muted);margin-top:1px}.chat-empty{flex:1;display:flex;align-items:center;justify-content:center;color:var(--text-muted);font-size:14px}.drop-overlay{position:absolute;top:0;right:0;bottom:0;left:0;z-index:15;background:#3b6df014;border:2px dashed var(--accent);border-radius:8px;margin:8px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;color:var(--accent);font-size:15px;font-weight:600;pointer-events:none}.messages{flex:1;overflow-y:auto;overflow-x:hidden;padding:20px;display:flex;flex-direction:column;gap:4px}.loading-older-messages{text-align:center;font-size:12px;color:var(--text-muted);padding:6px 0 10px}.msg-row{display:flex;gap:4px;margin-bottom:6px;min-width:0}.msg-row.mine{justify-content:flex-end}.bubble-wrap{display:flex;flex-direction:column;align-items:flex-start;min-width:0;max-width:50%}.msg-row.mine .bubble-wrap{align-items:flex-end}.bubble{max-width:100%;min-width:160px;padding:10px 14px;border-radius:14px;font-size:14.5px;line-height:1.5;overflow-wrap:break-word;white-space:pre-wrap;color:var(--text);background:var(--bubble-theirs);border:1px solid var(--border);box-shadow:0 1px 2px #1418210f;position:relative}.msg-row.mine .bubble{background:var(--bubble-mine);color:var(--bubble-mine-text);border-color:#3b6df0}.msg-row.mine .bubble .msg-time{color:#ffffffbf}.msg-row.mine .bubble .reply-preview{color:#fffc;background:#ffffff1f;border-left-color:#fff9}.msg-row.mine .bubble .forwarded-tag{color:#ffffffbf}.bubble .sender-name{font-size:12px;font-weight:700;color:var(--accent);margin-bottom:4px}.bubble .reply-preview{border-left:2px solid var(--accent);padding:5px 9px;margin-bottom:7px;font-size:12.5px;color:var(--text-muted);background:#00000008;border-radius:5px}.bubble .reply-preview:hover{filter:brightness(.96)}.bubble .forwarded-tag{font-size:11px;color:var(--text-muted);font-style:italic;margin-bottom:4px}.bubble .msg-time{font-size:10.5px;color:var(--text-muted);margin-top:5px;text-align:right}.bubble audio{display:none}.audio-player{display:flex;align-items:center;gap:8px;width:190px;max-width:100%}.audio-play-btn{width:28px;height:28px;border-radius:50%;border:none;flex-shrink:0;background:#00000014;color:inherit;display:flex;align-items:center;justify-content:center}.msg-row.mine .audio-play-btn{background:#ffffff40}.audio-progress{flex:1;height:4px;border-radius:2px;background:#0000001f;cursor:pointer;position:relative}.msg-row.mine .audio-progress{background:#ffffff4d}.audio-progress-fill{height:100%;border-radius:2px;background:var(--accent)}.msg-row.mine .audio-progress-fill{background:#fff}.audio-time{font-size:11px;color:var(--text-muted);flex-shrink:0;min-width:30px}.msg-row.mine .audio-time{color:#ffffffd9}.bubble img.attachment{max-width:100%;width:260px;border-radius:8px;display:block;margin-top:2px}.bubble .file-attachment{display:flex;align-items:center;gap:8px;padding:6px 8px;background:var(--surface-2);border-radius:8px;max-width:100%;min-width:0;color:var(--text)}.file-attachment>svg{flex-shrink:0}.file-attachment>span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0}.msg-actions{display:flex;gap:4px;opacity:0;transition:opacity .1s;align-self:center}.msg-row:hover .msg-actions{opacity:1}.msg-actions button{border:none;background:transparent;color:var(--text-muted);font-size:12px;padding:3px 5px;border-radius:4px}.msg-actions button:hover{color:var(--accent);background:var(--surface-2)}.composer{border-top:1px solid var(--border);padding:12px 16px;background:var(--surface)}.composer .reply-bar{display:flex;align-items:center;justify-content:space-between;background:var(--surface-2);border-left:3px solid var(--accent);border-radius:6px;padding:6px 10px;margin-bottom:8px;font-size:12px}.composer .reply-bar .cancel{background:none;border:none;color:var(--text-muted);font-size:14px}.composer .reply-bar.edit-bar{border-left-color:#d99a1f;font-weight:600}.composer-row{display:flex;align-items:flex-end;gap:8px}.composer textarea{flex:1;width:100%;resize:none;max-height:120px;overflow-y:auto;padding:10px 12px;border-radius:10px;border:1px solid var(--border);background:var(--surface-2);color:var(--text);font-size:14px;line-height:1.4}.composer textarea:focus{outline:2px solid var(--accent);outline-offset:1px}.composer-btn{width:38px;height:38px;border-radius:10px;border:1px solid var(--border);background:var(--surface-2);color:var(--text-muted);display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0}.composer-btn:hover{color:var(--accent);border-color:var(--accent)}.composer-btn.recording{color:var(--danger);border-color:var(--danger)}.composer-btn.send{background:var(--accent);color:#fff;border:none}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0000008c;display:flex;align-items:center;justify-content:center;z-index:50}.modal{width:420px;max-height:80vh;overflow-y:auto;background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:22px}.modal h3{font-family:var(--font-display);margin:0 0 14px;font-size:17px}.modal .close-x{position:absolute}.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:16px}.btn-secondary{padding:9px 14px;border-radius:8px;border:1px solid var(--border);background:var(--surface-2);color:var(--text);font-size:13px}.btn-secondary:hover{border-color:var(--accent)}.user-pick-row{display:flex;align-items:center;gap:10px;padding:8px;border-radius:8px;cursor:pointer}.user-pick-row:hover{background:var(--surface-2)}.user-pick-row input{margin-left:auto}.forward-search-box{display:flex;align-items:center;gap:8px;padding:8px 10px;margin-bottom:8px;background:var(--surface-2);border-radius:8px;color:var(--text-muted)}.forward-search-box input{flex:1;border:none;background:none;font-size:13.5px;color:var(--text)}.forward-search-box input:focus{outline:none}.forward-modal-list{max-height:320px;overflow-y:auto}.forward-empty{padding:16px 8px;text-align:center;color:var(--text-muted);font-size:13px}.tabs{display:flex;gap:4px;margin-bottom:14px;border-bottom:1px solid var(--border)}.tabs button{padding:8px 12px;background:none;border:none;color:var(--text-muted);font-size:13px;border-bottom:2px solid transparent}.tabs button.active{color:var(--accent);border-color:var(--accent)}.admin-user-row{display:flex;align-items:center;gap:10px;padding:8px 0;border-bottom:1px solid var(--border);font-size:13px}.admin-user-row .role-badge{font-size:10px;padding:2px 6px;border-radius:10px;background:var(--accent-soft);color:var(--accent)}.image-viewer-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;background:#0a0c10f0;display:flex;align-items:center;justify-content:center}.image-viewer-toolbar{position:absolute;top:16px;right:16px;display:flex;gap:8px;z-index:3}.image-viewer-toolbar button,.image-viewer-download{width:38px;height:38px;border-radius:8px;border:none;background:#ffffff1a;color:#fff;display:flex;align-items:center;justify-content:center}.image-viewer-toolbar button:hover,.image-viewer-download:hover{background:#fff3}.image-viewer-nav{position:absolute;top:50%;transform:translateY(-50%);z-index:3;width:46px;height:46px;border-radius:50%;border:none;background:#ffffff1a;color:#fff;display:flex;align-items:center;justify-content:center}.image-viewer-nav:hover{background:#fff3}.image-viewer-nav.prev{left:20px}.image-viewer-nav.next{right:20px}.image-viewer-stage{width:100%;height:100%;display:flex;align-items:center;justify-content:center;overflow:hidden;-webkit-user-select:none;user-select:none}.image-viewer-stage img{max-width:82vw;max-height:78vh;transition:transform .05s linear;-webkit-user-select:none;user-select:none}.image-viewer-thumbnails{position:absolute;bottom:16px;left:50%;transform:translate(-50%);z-index:3;display:flex;gap:8px;max-width:90vw;overflow-x:auto;padding:8px;background:#00000059;border-radius:12px}.image-viewer-thumb{width:54px;height:54px;flex-shrink:0;border-radius:6px;border:2px solid transparent;padding:0;overflow:hidden;opacity:.6}.image-viewer-thumb img{width:100%;height:100%;object-fit:cover;display:block}.image-viewer-thumb.active{border-color:var(--accent);opacity:1}.image-viewer-thumb:hover{opacity:1}.search-box{padding:10px 12px;border-bottom:1px solid var(--border)}.search-box input{width:100%;padding:8px 10px;border-radius:8px;border:1px solid var(--border);background:var(--surface-2);color:var(--text);font-size:13px}.search-box input::placeholder{color:var(--text-muted)}.search-box input:focus{outline:2px solid var(--accent);outline-offset:1px}.search-section-label{display:flex;align-items:center;gap:5px;padding:10px 16px 4px;font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:var(--text-muted);font-weight:600;border-top:1px solid var(--border);margin-top:4px}.reactions-row{display:flex;gap:4px;flex-wrap:wrap;margin-top:6px}.reaction-pill{display:flex;align-items:center;gap:4px;padding:2px 7px;border-radius:12px;font-size:12px;border:1px solid var(--border);background:var(--surface-2);color:var(--text);cursor:pointer}.msg-row.mine .reaction-pill{background:#ffffff24;border-color:#ffffff4d;color:#fff}.reaction-pill.mine{border-color:var(--accent);background:var(--accent-soft)}.msg-row.mine .reaction-pill.mine{background:#ffffff59;border-color:#fff}.emoji-picker:not(.full){max-width:calc(100vw - 24px);overflow-x:auto;-webkit-overflow-scrolling:touch}.emoji-picker:not(.full) button{flex-shrink:0}.emoji-picker{position:absolute;z-index:20;background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:6px;display:flex;gap:4px;box-shadow:0 6px 18px #14182124}.emoji-picker button{border:none;background:none;font-size:18px;padding:4px 6px;border-radius:6px;line-height:1;display:flex;align-items:center;justify-content:center;color:var(--text-muted)}.emoji-picker button:hover{background:var(--surface-2)}.emoji-picker.full{padding:0;display:block}.emoji-picker-popover{position:absolute;z-index:20;box-shadow:0 6px 18px #1418212e;border-radius:10px;overflow:hidden;background:var(--bg)}.emoji-picker-tabs{display:flex;border-bottom:1px solid var(--border);background:var(--surface)}.emoji-picker-tabs button{flex:1;padding:8px;border:none;background:none;font-size:13px;font-weight:600;color:var(--text-muted);cursor:pointer;border-bottom:2px solid transparent}.emoji-picker-tabs button.active{color:var(--accent);border-bottom-color:var(--accent)}.gif-picker{width:310px;height:380px;display:flex;flex-direction:column;background:var(--bg)}.gif-picker-search{display:flex;align-items:center;gap:8px;padding:8px 10px;color:var(--text-muted);border-bottom:1px solid var(--border)}.gif-picker-search input{flex:1;border:none;background:var(--surface-2);border-radius:8px;padding:6px 9px;font-size:13px;color:var(--text)}.gif-picker-search input:focus{outline:2px solid var(--accent);outline-offset:1px}.gif-picker-grid{flex:1;overflow-y:auto;display:grid;grid-template-columns:1fr 1fr;gap:6px;padding:8px;align-content:start}.gif-picker-item{border:none;padding:0;background:var(--surface-2);border-radius:6px;overflow:hidden;cursor:pointer;aspect-ratio:1.4;display:flex;align-items:center;justify-content:center}.gif-picker-item img{width:100%;height:100%;object-fit:cover}.gif-picker-item:hover{outline:2px solid var(--accent)}.gif-picker-empty{grid-column:1 / -1;text-align:center;padding:24px 12px;color:var(--text-muted);font-size:12.5px}.gif-picker-footer{text-align:center;font-size:10.5px;color:var(--text-muted);padding:5px;border-top:1px solid var(--border)}.mention-popover{position:absolute;z-index:20;bottom:100%;left:0;margin-bottom:6px;width:220px;max-height:220px;overflow-y:auto;background:var(--bg);border:1px solid var(--border);border-radius:10px;box-shadow:0 6px 18px #1418212e;padding:4px}.mention-item{display:flex;align-items:center;gap:8px;padding:7px 8px;border-radius:7px;cursor:pointer;font-size:13.5px;color:var(--text)}.mention-item.highlighted,.mention-item:hover{background:var(--surface-2)}.mention-avatar{width:24px;height:24px;border-radius:50%;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;flex-shrink:0;overflow:hidden}.mention-avatar img{width:100%;height:100%;object-fit:cover}.mention-highlight{background:var(--accent-soft);color:var(--accent);font-weight:700;padding:1px 4px;border-radius:5px}.msg-row.mine .mention-highlight{background:#ffffff40;color:#fff}.bubble.mentions-me{box-shadow:0 0 0 2px var(--accent)}.read-receipt{display:inline-flex;align-items:center;margin-left:3px;vertical-align:middle}.read-receipt.read{color:#bfe0ff}.read-receipt.sent{color:#ffffffb3}.seen-badge{position:absolute;bottom:-6px;right:10px;width:17px;height:17px;border-radius:50%;background:#1f6e35;color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 1px 3px #00000040;border:2px solid var(--bg)}.meeting-card{background:#fffffff0;color:#1a2233;border-radius:10px;padding:10px 12px;min-width:220px}.msg-row.mine .meeting-card{background:#fffffff5}.meeting-card-header{display:flex;align-items:center;gap:6px;font-size:14px;color:#1a2233}.meeting-card-time{font-size:12.5px;color:#6b7280;margin:4px 0 6px;font-weight:600}.meeting-card-desc{font-size:13px;color:#374151;margin-bottom:8px}.meeting-card-participants{display:flex;flex-direction:column;gap:4px;margin-bottom:4px}.meeting-participant-row{display:flex;justify-content:space-between;align-items:center;font-size:12.5px;gap:8px}.meeting-status-badge{font-size:11px;padding:2px 8px;border-radius:10px;font-weight:600;white-space:nowrap;background:#eef0f3;color:#6b7280}.meeting-status-badge.accepted{background:#e1f6ea;color:#1c8a4b}.meeting-status-badge.declined{background:#fde3e1;color:#c0392b}.meeting-status-badge.reschedule{background:#fff3d6;color:#b8790a}.meeting-actions{display:flex;gap:6px;margin-top:8px}.meeting-btn{flex:1;padding:6px 8px;border-radius:7px;border:none;font-size:12px;font-weight:600;color:#fff}.meeting-btn.accept{background:#2fae63}.meeting-btn.reschedule{background:#d99a1f}.meeting-btn.decline{background:#d6544a}.meeting-btn:hover{filter:brightness(1.08)}.camera-btn-mobile{display:none}@media (max-width: 768px){.app-shell{position:relative}.sidebar-resizer{display:none}.sidebar{width:100%!important;min-width:100%!important}.chat-window{display:none}.back-button-mobile{display:flex;align-items:center;justify-content:center}.app-shell.mobile-chat-open .sidebar{display:none}.app-shell.mobile-chat-open .chat-window{display:flex;width:100%}.bubble-wrap{max-width:82%}.modal{width:92vw!important;max-width:420px}.camera-btn-mobile{display:flex}}.avatar-with-status{position:relative;flex-shrink:0}.presence-dot{position:absolute;bottom:-1px;right:-1px;width:10px;height:10px;border-radius:50%;border:2px solid var(--surface);box-sizing:content-box}.presence-dot.online{background:#35c25a}.presence-dot.busy{background:#e2574c}.presence-dot.away{background:#e0a72a}.presence-dot.offline{background:#8891a3}.favorite-star-btn{border:none;background:none;color:var(--text-muted);padding:2px;opacity:0;flex-shrink:0;display:flex;align-items:center;justify-content:center}.conv-item:hover .favorite-star-btn,.favorite-star-btn:has(svg[fill=currentColor]){opacity:1}.favorite-star-btn:hover{color:#e0a72a}.conv-search-panel{border-bottom:1px solid var(--border);background:var(--surface)}.conv-search-input-wrap{display:flex;align-items:center;gap:8px;padding:8px 14px;color:var(--text-muted)}.conv-search-input-wrap input{flex:1;border:none;background:var(--surface-2);border-radius:8px;padding:7px 10px;font-size:13.5px;color:var(--text)}.conv-search-input-wrap input:focus{outline:2px solid var(--accent);outline-offset:1px}.conv-search-input-wrap button{border:none;background:none;color:var(--text-muted);display:flex;cursor:pointer}.conv-search-input-wrap button:hover{color:var(--danger)}.conv-search-results{max-height:240px;overflow-y:auto;border-top:1px solid var(--border)}.conv-search-empty{padding:10px 16px;font-size:12.5px;color:var(--text-muted)}.conv-search-result{padding:8px 16px;cursor:pointer;border-bottom:1px solid var(--border);display:flex;flex-direction:column;gap:2px}.conv-search-result:hover{background:var(--surface-2)}.conv-search-result-sender{font-size:12px;font-weight:700;color:var(--accent)}.conv-search-result-content{font-size:13px;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.conv-search-result-time{font-size:11px;color:var(--text-muted)}.back-to-recent-bar{display:flex;align-items:center;justify-content:center;gap:6px;padding:7px;background:var(--accent-soft);color:var(--accent);font-size:12.5px;font-weight:600;cursor:pointer;border-bottom:1px solid var(--border)}.back-to-recent-bar:hover{filter:brightness(.97)}.new-messages-pill{position:absolute;left:50%;transform:translate(-50%);bottom:78px;z-index:15;display:flex;align-items:center;gap:6px;padding:7px 14px;border-radius:20px;background:var(--accent);color:#fff;font-size:12.5px;font-weight:600;border:none;box-shadow:0 4px 12px #0003;cursor:pointer}.new-messages-pill:hover{filter:brightness(1.05)}.date-separator{display:flex;justify-content:center;margin:14px 0 6px}.date-separator span{background:var(--surface-2);color:var(--text-muted);font-size:11.5px;font-weight:600;padding:4px 12px;border-radius:12px}.highlighted-message .bubble{animation:highlight-flash 2.2s ease-out}@keyframes highlight-flash{0%{box-shadow:0 0 0 3px var(--accent)}70%{box-shadow:0 0 0 3px var(--accent)}to{box-shadow:none}}.pinned-bar{display:flex;align-items:center;gap:8px;padding:8px 16px;background:var(--accent-soft);border-bottom:1px solid var(--border);font-size:12.5px;color:var(--text)}.pinned-bar-content{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.pinned-bar button{border:none;background:none;color:var(--text-muted);display:flex}.pinned-bar button:hover{color:var(--danger)}.pinned-tag{display:flex;align-items:center;gap:4px;font-size:10.5px;font-weight:700;color:var(--accent);text-transform:uppercase;letter-spacing:.03em;margin-bottom:4px}.more-menu{position:absolute;z-index:20;background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:6px;display:flex;flex-direction:column;gap:2px;min-width:140px;box-shadow:0 6px 18px #14182124}.more-menu button{display:flex;align-items:center;gap:8px;border:none;background:none;padding:7px 8px;border-radius:6px;font-size:13px;color:var(--text);text-align:left}.more-menu button:hover{background:var(--surface-2)}.more-menu button.danger{color:var(--danger)}.more-menu button.danger:hover{background:#d6544a1a}.edit-message-box textarea{width:100%;padding:8px 10px;border-radius:8px;border:1px solid var(--border);background:#fff9;color:#1a2233;font-family:inherit;font-size:14.5px;resize:vertical}.edit-message-actions{display:flex;justify-content:flex-end;gap:6px;margin-top:6px}.edit-message-actions button{border:none;padding:5px 10px;border-radius:6px;font-size:12px;background:#0000000f;color:inherit}.edit-message-actions button.save{background:var(--accent);color:#fff;font-weight:600}.edited-tag{font-size:10.5px;opacity:.7;font-style:italic;margin-top:3px}.deleted-message-tag{font-size:13px;font-style:italic;color:var(--text-muted);opacity:.85}.msg-row.mine .bubble .deleted-message-tag{color:#ffffffbf}.pending-files-strip{display:flex;gap:8px;flex-wrap:wrap;padding:8px 0;margin-bottom:4px}.pending-file-thumb{position:relative;width:64px;height:64px;border-radius:8px;overflow:hidden;background:var(--surface-2);border:1px solid var(--border);flex-shrink:0}.pending-file-thumb img{width:100%;height:100%;object-fit:cover;display:block}.pending-file-icon{width:100%;height:100%;display:flex;align-items:center;justify-content:center;color:var(--text-muted)}.pending-file-name{position:absolute;bottom:0;left:0;right:0;font-size:8px;background:#0009;color:#fff;padding:2px 3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.pending-file-thumb button{position:absolute;top:2px;right:2px;width:18px;height:18px;border-radius:50%;border:none;background:#0009;color:#fff;display:flex;align-items:center;justify-content:center}.pending-file-thumb button:hover{background:var(--danger)}.attachment-caption{font-size:13.5px;margin-top:6px}.batch-file-list{display:flex;flex-direction:column;gap:6px;width:100%}.batch-file-row{width:100%;max-width:100%}.batch-thumb{width:28px;height:28px;object-fit:cover;border-radius:4px;flex-shrink:0}.batch-download-all-btn{margin-top:8px;width:100%;text-align:center;font-size:12.5px;font-weight:600;padding:6px 8px;border-radius:8px;border:1px solid var(--border);background:transparent;color:inherit;cursor:pointer}.batch-download-all-btn:hover{border-color:var(--accent);color:var(--accent)}.msg-row.mine .batch-download-all-btn:hover{color:#fff;border-color:#fff9}.batch-download-row{display:flex;justify-content:flex-start;margin:-2px 0 6px;padding:0 4px}.batch-download-row.mine{justify-content:flex-end}.batch-download-row button{display:flex;align-items:center;gap:5px;font-size:11.5px;color:var(--text-muted);border:1px solid var(--border);background:var(--surface);padding:4px 9px;border-radius:14px}.batch-download-row button:hover{color:var(--accent);border-color:var(--accent)}.msg-link{text-decoration:underline;color:var(--accent);font-weight:500;word-break:break-all}.msg-row.mine .msg-link{color:#dce8ff}.call-modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0a0c148c;z-index:200;display:flex;align-items:center;justify-content:center}.call-modal{background:var(--bg);border-radius:16px;padding:28px 32px;width:300px;display:flex;flex-direction:column;align-items:center;gap:6px;box-shadow:0 12px 40px #0000004d}.call-modal-avatar{width:72px;height:72px;border-radius:50%;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-size:28px;font-weight:700;margin-bottom:6px}.call-modal-name{font-size:17px;font-weight:700;color:var(--text)}.call-modal-subtitle{font-size:13px;color:var(--text-muted);margin-bottom:18px}.call-modal-actions{display:flex;gap:28px}.call-btn{width:52px;height:52px;border-radius:50%;border:none;display:flex;align-items:center;justify-content:center;cursor:pointer;color:#fff;background:var(--surface-2);color:var(--text)}.call-btn.accept{background:#2fae5a;color:#fff}.call-btn.reject{background:#e2574c;color:#fff}.call-btn.active{background:var(--accent);color:#fff}.call-btn:hover{filter:brightness(1.08)}.call-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#14161f;z-index:190;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#fff}.call-overlay.audio{gap:18px}.call-remote-video{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:cover;background:#000}.call-local-video{position:absolute;bottom:96px;right:20px;width:130px;height:174px;object-fit:cover;border-radius:12px;border:2px solid rgba(255,255,255,.25);background:#000;z-index:2}.call-info-bar{position:relative;z-index:2;display:flex;flex-direction:column;align-items:center;gap:4px;margin-top:40px}.call-overlay.video .call-info-bar{position:absolute;top:24px;left:0;right:0;margin-top:0;background:linear-gradient(rgba(0,0,0,.5),transparent);padding:16px 0 30px}.call-info-name{font-size:19px;font-weight:700}.call-info-status{font-size:13.5px;color:#ffffffbf}.call-controls{position:absolute;bottom:28px;left:0;right:0;display:flex;justify-content:center;gap:18px;z-index:2}@media (max-width: 768px){.emoji-picker:not(.full){position:fixed!important;left:50%!important;right:auto!important;top:50%!important;bottom:auto!important;transform:translate(-50%,-50%);max-width:calc(100vw - 24px);overflow-x:auto;padding:10px}.emoji-picker:not(.full) button{font-size:26px;padding:8px 10px;flex-shrink:0}.emoji-picker.full{position:fixed!important;left:50%!important;right:auto!important;top:50%!important;bottom:auto!important;transform:translate(-50%,-50%)}}