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0%,var(--accent-gradient-end) 100%);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:14px}.conv-area-avatar.group{background:linear-gradient(135deg,#667eea,#764ba2)}.conv-area-title-group{display:flex;flex-direction:column;gap:2px;min-width:0}.conv-area-title-row{display:flex;align-items:center;gap:6px}.conv-area-title{font-size:16px;font-weight:700;color:var(--text-primary);margin:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.conv-rename-btn{background:transparent;border:1px solid var(--border-color);color:var(--text-secondary);cursor:pointer;width:26px;height:26px;border-radius:6px;display:flex;align-items:center;justify-content:center;transition:all .15s;padding:0;flex-shrink:0}.conv-rename-btn:hover{background-color:var(--bg-hover);border-color:var(--border-hover);color:var(--text-primary)}.conv-openSettings-btn{background:transparent;border:1px solid var(--border-color);color:var(--text-secondary);cursor:pointer;width:36px;height:36px;border-radius:6px;display:flex;align-items:center;justify-content:center;transition:all .15s;padding:0;flex-shrink:0}.conv-openSettings-btn:hover{background-color:var(--bg-hover);border-color:var(--border-hover);color:var(--text-primary)}.conv-area-title-input{font-size:16px;font-weight:700;color:var(--text-primary);background:var(--bg-tertiary);border:1px solid var(--accent-primary);border-radius:6px;padding:2px 8px;outline:none;width:100%;max-width:280px;box-shadow:0 0 0 3px rgba(var(--accent-primary-rgb),.15)}.conv-area-subtitle{font-size:12px;color:var(--text-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.conv-messages{flex:1;overflow-y:auto;padding:16px 24px;display:flex;flex-direction:column;gap:2px}.conv-messages::-webkit-scrollbar{width:6px}.conv-messages::-webkit-scrollbar-track{background:transparent}.conv-messages::-webkit-scrollbar-thumb{background:var(--border-hover);border-radius:3px}.load-more-indicator{display:flex;justify-content:center;padding:8px 0 16px}.load-more-btn{padding:6px 16px;background-color:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:16px;color:var(--text-secondary);font-size:13px;cursor:pointer;transition:all .2s}.load-more-btn:hover{background-color:var(--bg-hover);color:var(--text-primary)}.loading-dots{font-size:13px;color:var(--text-tertiary)}.conv-no-messages{display:flex;flex-direction:column;align-items:center;justify-content:center;flex:1;padding:48px 24px;text-align:center;color:var(--text-secondary)}.conv-no-messages-icon{font-size:48px;margin-bottom:16px;opacity:.6}.conv-no-messages p{margin:0 0 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.icon-pin{display:block}.pin-action-btn.pinned .icon-unpin,.pin-action-btn.pinned:hover .icon-pin{display:none}.pin-action-btn.pinned:hover .icon-unpin{display:block}.msg-sender-avatar{width:30px;height:30px;min-width:30px;border-radius:50%;background:linear-gradient(135deg,#667eea,#764ba2);display:flex;align-items:center;justify-content:center;color:#fff;font-size:11px;font-weight:700;flex-shrink:0;margin-bottom:2px}.msg-bubble{max-width:65%;padding:10px 14px;border-radius:16px;position:relative;word-break:break-word}.msg-bubble.own{background:linear-gradient(135deg,var(--accent-gradient-start) 0%,var(--accent-gradient-end) 100%);color:#fff;border-bottom-right-radius:4px}.msg-bubble.other{background-color:var(--bg-secondary);border:1px solid var(--border-color);color:var(--text-primary);border-bottom-left-radius:4px}.msg-text{margin:0 0 4px;font-size:14px;line-height:1.5;white-space:pre-wrap}.msg-text.preview{margin:0}.msg-text ul,.msg-text ol,.msg-text li{white-space:wrap}.msg-text li{margin-left:1rem}.msg-text li>ul,.msg-text li>ol{margin:.25em 0;padding-left:1.25em}.msg-bubble.own .msg-text{color:#fff}.msg-attachments{display:flex;flex-direction:column;gap:6px;margin-bottom:4px}.msg-attachments--editing{margin-top:8px;pointer-events:auto}.msg-attachment{display:flex;align-items:center;gap:6px;padding:6px 10px;border-radius:8px;cursor:pointer;font-size:13px;transition:all .2s}.msg-attachment.file{background-color:#ffffff26;border:1px solid rgba(255,255,255,.2)}.msg-bubble.other .msg-attachment.file{background-color:var(--bg-tertiary);border-color:var(--border-color)}.msg-attachment:hover{opacity:.8}.msg-attachment.voice{padding:0;background:transparent;border:none;cursor:default}.msg-attachment.voice:hover{opacity:1;transform:none;box-shadow:none}.att-size{font-size:11px;opacity:.7;margin-left:auto}.msg-meta{display:flex;align-items:center;gap:6px;margin-top:4px}.msg-time{font-size:11px;opacity:.7}.msg-bubble.own .msg-time{color:#fffc}.msg-bubble.other .msg-time{color:var(--text-tertiary)}.msg-edited{font-size:11px;font-style:italic;opacity:.6}.msg-status{flex-shrink:0;color:#fffc}.msg-status.read{color:#4fc3f7}.msg-actions{display:flex;gap:4px;margin-left:auto;transition:opacity .2s}.msg-actions .msg-action-btn{opacity:0;transition:opacity .2s}.msg-bubble:hover .msg-actions .msg-action-btn{opacity:1}.pin-action-btn{opacity:0;transition:opacity .2s}.msg-bubble:hover .pin-action-btn,.pin-action-btn.pinned{opacity:1}.msg-action-btn{background:transparent;border:none;cursor:pointer;width:20px;height:20px;display:flex;align-items:center;justify-content:center;border-radius:4px;color:#ffffffb3;transition:all .15s;padding:0}.msg-bubble.other .msg-action-btn{color:var(--text-secondary)}.msg-action-btn:hover{background-color:#ffffff26;color:#fff}.msg-bubble.other 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rgba(255,255,255,.3);border-top:2px solid white;border-radius:50%;animation:spin .8s linear infinite}.msg-attachment.image{max-width:320px;padding:0;border:none;background:transparent;cursor:pointer;border-radius:8px;overflow:hidden;transition:transform .15s ease,box-shadow .15s ease;display:block}.msg-attachment.image:hover{transform:scale(1.02);box-shadow:0 4px 12px #00000026}.msg-bubble.other .msg-attachment.image:hover{box-shadow:0 4px 12px #0003}.msg-image-preview{position:relative;width:100%;aspect-ratio:16/10;background:var(--bg-tertiary);border-radius:8px;overflow:hidden;display:flex;align-items:center;justify-content:center}.image-preview-thumb{width:100%;height:100%;object-fit:cover;display:block}.image-preview-loading,.image-preview-fallback{display:flex;align-items:center;justify-content:center;width:100%;height:100%;color:var(--text-secondary);background:var(--bg-tertiary)}.image-preview-fallback svg{opacity:.6}.image-preview-overlay{position:absolute;bottom:0;left:0;right:0;padding:8px 12px;background:linear-gradient(to top,rgba(0,0,0,.7),transparent);color:#fff;font-size:.85rem;font-weight:500;text-shadow:0 1px 2px rgba(0,0,0,.5);opacity:0;transition:opacity .2s ease;pointer-events:none}.msg-attachment.image:hover .image-preview-overlay{opacity:1}.image-filename{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%;display:block}.file-info{display:flex;flex-direction:column;gap:2px;min-width:0}.file-name{font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.msg-attachment .att-size{font-size:.8em;color:var(--text-secondary);opacity:.9;margin-left:auto}@media(max-width:600px){.msg-attachment.image{max-width:240px}.msg-attachment{max-width:100%}.msg-bubble{max-width:85%}}.csm-overlay{position:fixed;inset:0;background-color:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .2s ease}.csm-dialog{background-color:var(--bg-primary);border-radius:16px;padding:0;width:460px;max-width:90vw;box-shadow:0 8px 32px #0000004d;border:1px solid var(--border-color);animation:slideUp .3s ease forwards;overflow:hidden}.csm-header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px 16px;border-bottom:1px solid var(--border-color)}.csm-title{font-size:18px;font-weight:700;color:var(--text-primary);margin:0}.csm-close{background:transparent;border:none;color:var(--text-secondary);cursor:pointer;width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center;transition:all .2s}.csm-close:hover{background-color:var(--bg-hover);color:var(--text-primary)}.csm-tabs{display:flex;padding:12px 24px 0;gap:4px;border-bottom:1px solid var(--border-color);align-items:center;justify-content:center}.csm-tab{display:flex;align-items:center;gap:6px;padding:8px 16px;background:transparent;border:none;border-bottom:2px solid transparent;color:var(--text-secondary);font-size:14px;font-weight:500;cursor:pointer;transition:all .2s;margin-bottom:-1px}.csm-tab:hover{color:var(--text-primary)}.csm-tab.active{color:var(--accent-primary);border-bottom-color:var(--accent-primary)}.csm-body{padding:24px;display:flex;flex-direction:column;gap:16px}.csm-field{display:flex;flex-direction:column;gap:6px}.csm-label{font-size:13px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.4px}.csm-input{padding:10px 14px;background-color:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:10px;color:var(--text-primary);font-size:14px;font-family:inherit;outline:none;transition:border-color .2s,box-shadow .2s;resize:none}.csm-input:focus{border-color:var(--accent-primary);box-shadow:0 0 0 3px rgba(var(--accent-primary-rgb),.15)}.csm-members-list{display:flex;flex-direction:column}.csm-member{display:flex;align-items:center;margin-bottom:4px;border-radius:10px;transition:all 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