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14px;border-radius:var(--radius-sm);margin-bottom:16px;font-size:.85rem}.upload-progress{margin-bottom:16px}.progress-bar{height:6px;background:var(--dark-3);border-radius:3px;overflow:hidden;margin-bottom:4px}.progress-fill{height:100%;background:linear-gradient(90deg,var(--primary),var(--primary-light));border-radius:3px;transition:width .3s ease}.upload-progress span{font-size:.8rem;color:var(--text-muted)}.vault-auto-lock-notice{text-align:center;font-size:.75rem;color:var(--text-muted);margin-bottom:16px;padding:6px;background:#1a73e80d;border-radius:var(--radius-sm)}.vault-files{display:flex;flex-direction:column;gap:4px}.vault-file-item{display:flex;align-items:center;gap:12px;padding:12px 16px;background:var(--dark-2);border:1px solid var(--border);border-radius:var(--radius-sm);transition:var(--transition)}.vault-file-item:hover{background:var(--dark-3)}.file-icon{color:var(--primary-light);flex-shrink:0}.file-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}.file-name{font-size:.9rem;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.file-size,.file-date{font-size:.75rem;color:var(--text-muted)}.file-actions{display:flex;gap:4px}.file-actions button{background:none;color:var(--text-muted);padding:6px;border-radius:var(--radius-sm);transition:var(--transition)}.file-actions button:hover{background:var(--dark-4);color:var(--text)}.call-logs-page{padding:16px}.call-logs-page h3{margin-bottom:16px;font-size:1.1rem}.call-log-item{display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:var(--radius-sm);transition:var(--transition)}.call-log-item:hover{background:var(--dark-3)}.call-icon{flex-shrink:0}.call-icon.missed,.call-icon.rejected{color:var(--danger)}.call-icon.outgoing{color:var(--success)}.call-icon.incoming{color:var(--primary-light)}.call-log-info{flex:1}.call-log-info h4{font-size:.9rem;font-weight:500}.call-log-info p{display:flex;align-items:center;gap:4px;font-size:.8rem;color:var(--text-muted)}.call-log-time{text-align:right;font-size:.75rem;color:var(--text-muted);display:flex;flex-direction:column;gap:2px}.call-screen{position:fixed;inset:0;z-index:200;background:var(--dark)}.call-bg{position:absolute;inset:0;background:linear-gradient(180deg,var(--dark) 0%,#0a1628 50%,var(--dark) 100%)}.call-content{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;z-index:1}.remote-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.local-video{position:absolute;bottom:100px;right:20px;width:150px;height:200px;object-fit:cover;border-radius:var(--radius);border:2px solid var(--border);z-index:2}.call-info{text-align:center;z-index:2}.call-avatar{width:100px;height:100px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--primary-dark));display:flex;align-items:center;justify-content:center;font-size:2.5rem;font-weight:700;color:#fff;margin:0 auto 16px;box-shadow:0 0 40px #1a73e84d}.call-info h2{font-size:1.5rem;margin-bottom:4px}.call-status-text{color:var(--text-muted);font-size:.95rem}.call-controls{position:absolute;bottom:40px;left:50%;transform:translate(-50%);display:flex;gap:20px;z-index:2}.call-btn{width:56px;height:56px;border-radius:50%;background:var(--dark-3);color:#fff;display:flex;align-items:center;justify-content:center;transition:var(--transition)}.call-btn:hover{background:var(--dark-4)}.call-btn.active{background:#1a73e84d;color:var(--primary-light)}.call-btn.end-call{background:var(--danger)}.call-btn.end-call:hover{background:#d73a49}.remote-video-off{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;background:linear-gradient(180deg,var(--dark) 0%,#0a1628 100%);z-index:1}.remote-video-off p{color:var(--text-muted);margin-top:12px;font-size:.9rem}.local-video-off{display:flex!important;align-items:center;justify-content:center;background:var(--dark-3);color:var(--text-muted)}.call-info-overlay{position:absolute;top:20px;left:50%;transform:translate(-50%);z-index:3;background:#00000080;padding:6px 16px;border-radius:20px;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.incoming-call-overlay{position:fixed;inset:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:300;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.incoming-call-modal{background:var(--dark-2);border:1px solid var(--border);border-radius:var(--radius-lg);padding:40px;text-align:center;box-shadow:var(--shadow);animation:slideUp .3s ease}@keyframes slideUp{0%{transform:translateY(30px);opacity:0}to{transform:translateY(0);opacity:1}}.call-avatar-large{width:80px;height:80px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--primary-dark));display:flex;align-items:center;justify-content:center;font-size:2rem;font-weight:700;color:#fff;margin:0 auto 16px;animation:pulse 2s infinite}@keyframes pulse{0%,to{box-shadow:0 0 #1a73e866}50%{box-shadow:0 0 0 20px #1a73e800}}.incoming-call-modal h3{font-size:1.3rem;margin-bottom:4px}.incoming-call-modal p{color:var(--text-muted);margin-bottom:24px}.incoming-call-actions{display:flex;gap:32px;justify-content:center}.accept-call,.reject-call{width:60px;height:60px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;transition:var(--transition)}.accept-call{background:var(--success)}.accept-call:hover{background:#238636;transform:scale(1.1)}.reject-call{background:var(--danger)}.reject-call:hover{background:#d73a49;transform:scale(1.1)}.profile-page{display:flex;justify-content:center;padding:32px 16px}.profile-card{background:var(--dark-2);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px;width:100%;max-width:400px;text-align:center}.profile-avatar-large{width:80px;height:80px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--primary-dark));display:flex;align-items:center;justify-content:center;font-size:2rem;font-weight:700;color:#fff;margin:0 auto 16px}.profile-info h2{font-size:1.3rem;margin-bottom:4px}.profile-info p{color:var(--text-muted);margin-bottom:12px}.edit-btn{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;background:none;border:1px solid var(--border);color:var(--text-secondary);border-radius:var(--radius-sm);font-size:.85rem;transition:var(--transition)}.edit-btn:hover{background:var(--dark-3);color:var(--text)}.profile-edit{display:flex;gap:8px;margin-bottom:12px}.profile-edit input{flex:1;padding:8px 12px;background:var(--dark-3);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text)}.profile-edit button{display:flex;align-items:center;gap:4px;padding:8px 14px;background:var(--primary);color:#fff;border-radius:var(--radius-sm);font-size:.85rem}.profile-details{margin-top:20px;border-top:1px solid var(--border);padding-top:16px}.detail-row{display:flex;justify-content:space-between;padding:8px 0;font-size:.85rem}.detail-row span:first-child{color:var(--text-muted)}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;color:var(--text-muted);text-align:center}.empty-state h3{font-size:1.1rem;margin-top:12px;margin-bottom:4px;color:var(--text-secondary)}.empty-state p{font-size:.85rem}.loading{display:flex;align-items:center;justify-content:center;padding:40px;color:var(--text-muted)}.app-loading{display:flex;align-items:center;justify-content:center;height:100vh;color:var(--text-muted);font-size:1.1rem}@media(max-width:768px){.sidebar{position:fixed;left:0;top:0;bottom:0;transform:translate(-100%);z-index:100}.sidebar.open{transform:translate(0)}.sidebar-overlay,.mobile-close,.mobile-menu{display:block}.message{max-width:85%}.msg-image{max-width:200px}.local-video{width:100px;height:140px}.notif-dropdown{width:280px;right:-10px}.vault-lock-screen{min-height:50vh}.profile-card{padding:24px 16px}.chat-page{height:calc(100vh - var(--topbar-height))}}@media(max-width:480px){.auth-card{padding:28px 20px}.chat-actions button{padding:6px}.call-controls{gap:12px;bottom:24px}.incoming-call-modal{padding:28px 20px}}.e2ee-badge{display:flex;align-items:center;gap:4px;color:var(--success);font-size:.75rem;padding:4px 8px;background:#2ea0431f;border-radius:12px}.e2ee-icon{color:var(--success);opacity:.7;margin-left:2px}.msg-media-loading{padding:16px 20px;background:#ffffff0d;border-radius:var(--radius-sm);font-size:.85rem;color:var(--text-muted);text-align:center;animation:pulse 1.5s ease-in-out infinite}@keyframes pulse{0%,to{opacity:.6}50%{opacity:1}}.msg-media-error{padding:16px 20px;background:#f8514914;border-radius:var(--radius-sm);font-size:.85rem;color:var(--danger);text-align:center}.avatar-img{width:100%;height:100%;border-radius:50%;object-fit:cover}.profile-avatar-large{width:120px;height:120px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--primary-dark));display:flex;align-items:center;justify-content:center;margin:0 auto 20px;cursor:pointer;position:relative;overflow:hidden;transition:var(--transition);box-shadow:0 4px 24px #1a73e84d}.profile-avatar-large:hover{transform:scale(1.03);box-shadow:0 6px 32px #1a73e866}.profile-avatar-img{width:100%;height:100%;border-radius:50%;object-fit:cover}.profile-avatar-letter{font-size:3rem;font-weight:700;color:#fff}.profile-avatar-overlay{position:absolute;inset:0;background:#0000008c;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;opacity:0;transition:opacity .25s ease;border-radius:50%;color:#fff}.profile-avatar-large:hover .profile-avatar-overlay{opacity:1}.profile-avatar-overlay span{font-size:.7rem;font-weight:500}.profile-wallpaper-section{background:var(--dark-3);border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin-top:20px}.profile-wallpaper-section h3{display:flex;align-items:center;gap:8px;font-size:1rem;font-weight:600;margin-bottom:16px;color:var(--text)}.wallpaper-preview-container{margin-bottom:12px}.wallpaper-preview{position:relative;border-radius:var(--radius-sm);overflow:hidden;max-height:180px}.wallpaper-preview img{width:100%;height:180px;object-fit:cover;border-radius:var(--radius-sm)}.wallpaper-remove-btn{position:absolute;top:8px;right:8px;background:#0009;color:#fff;border-radius:50%;width:32px;height:32px;display:flex;align-items:center;justify-content:center;transition:var(--transition)}.wallpaper-remove-btn:hover{background:var(--danger)}.wallpaper-placeholder{height:120px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:var(--text-muted);background:var(--dark-4);border-radius:var(--radius-sm);border:2px dashed var(--border)}.wallpaper-placeholder span{font-size:.85rem}.wallpaper-upload-btn{display:flex;align-items:center;gap:8px;padding:10px 20px;background:var(--primary);color:#fff;border-radius:var(--radius-sm);font-size:.85rem;font-weight:500;transition:var(--transition);width:100%;justify-content:center}.wallpaper-upload-btn:hover{background:var(--primary-dark)}.wallpaper-upload-btn:disabled{opacity:.6;cursor:not-allowed}.more-menu-wrapper{position:relative}.more-menu-dropdown{position:absolute;top:100%;right:0;min-width:180px;background:var(--dark-2);border:1px solid var(--border);border-radius:var(--radius-sm);box-shadow:var(--shadow);z-index:50;overflow:hidden}.more-menu-dropdown button{display:flex;align-items:center;gap:8px;width:100%;padding:10px 14px;background:none;color:var(--text);font-size:.85rem;text-align:left;transition:var(--transition)}.more-menu-dropdown button:hover{background:var(--dark-3)}.block-btn-danger{color:var(--danger)!important}.block-btn-danger:hover{background:#f851491a!important}.blocked-banner{display:flex;align-items:center;gap:10px;padding:10px 16px;background:#f8514914;border-bottom:1px solid rgba(248,81,73,.2);color:var(--danger);font-size:.85rem;flex-shrink:0}.blocked-banner button{margin-left:auto;background:none;color:var(--primary-light);font-size:.8rem;font-weight:500;padding:4px 12px;border-radius:var(--radius-sm);border:1px solid var(--primary);transition:var(--transition)}.blocked-banner button:hover{background:var(--primary);color:#fff}.chat-input-blocked{display:flex;align-items:center;justify-content:center;gap:8px;padding:16px;background:var(--dark-2);border-top:1px solid var(--border);color:var(--text-muted);font-size:.85rem;flex-shrink:0}.blocked-contacts-page{padding:16px}.blocked-contacts-header{margin-bottom:20px}.blocked-contacts-header h3{display:flex;align-items:center;gap:8px;font-size:1.1rem;font-weight:600}.blocked-contacts-subtitle{color:var(--text-muted);font-size:.85rem;margin-top:4px}.blocked-contacts-list{display:flex;flex-direction:column;gap:4px}.blocked-contact-item{display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:var(--radius-sm);transition:var(--transition)}.blocked-contact-item:hover{background:var(--dark-3)}.blocked-contact-info{flex:1;min-width:0}.blocked-contact-info h4{font-size:.95rem;font-weight:500}.blocked-contact-info p{font-size:.8rem;color:var(--text-muted)}.unblock-btn{padding:6px 16px;background:none;color:var(--primary-light);border:1px solid var(--primary);border-radius:var(--radius-sm);font-size:.8rem;font-weight:500;transition:var(--transition);flex-shrink:0}.unblock-btn:hover{background:var(--primary);color:#fff}.conv-meta{display:flex;align-items:center;gap:8px;flex-shrink:0}.conv-last-seen{font-size:.7rem;color:var(--text-muted);white-space:nowrap}.e2ee-badge{color:var(--success);display:flex;align-items:center}.e2ee-icon{opacity:.5;margin-left:2px}