:root{--bg-app: #0c1317;--bg-sidebar: #111b21;--bg-header: #202c33;--bg-chat-header: #202c33;--bg-chat: #0b141a;--bg-hover: #222e35;--bg-active: #2a3942;--bg-input: #2a3942;--bubble-out: #005c4b;--bubble-in: #202c33;--text-primary: #e9edef;--text-secondary: #8696a0;--text-muted: #667781;--accent: #00a884;--accent-hover: #029071;--accent-soft: rgba(0, 168, 132, .15);--danger: #ea868f;--danger-bg: rgba(234, 134, 143, .15);--border: #222d34;--border-subtle: rgba(255, 255, 255, .05);--border-input: #2a3942;--unread-badge: #00a884;--shadow: 0 4px 20px rgba(0, 0, 0, .4);--shadow-sm: 0 1px 3px rgba(0, 0, 0, .3);--shadow-md: 0 4px 12px rgba(0, 0, 0, .4);--shadow-popover: 0 8px 24px rgba(0, 0, 0, .5);--radius-sm: 6px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 20px}body.light{--bg-app: #f0f2f5;--bg-sidebar: #ffffff;--bg-header: #f0f2f5;--bg-chat-header: #f0f2f5;--bg-chat: #efeae2;--bg-hover: #f5f6f6;--bg-active: #eae6df;--bg-input: #ffffff;--bubble-out: #d9fdd3;--bubble-in: #ffffff;--text-primary: #111b21;--text-secondary: #54656f;--text-muted: #8696a0;--accent: #008069;--accent-hover: #017560;--accent-soft: #e8f5e9;--danger: #ea0033;--danger-bg: rgba(234, 0, 51, .08);--border: #e9edef;--border-subtle: #f0f2f5;--border-input: #d1d7db;--unread-badge: #25d366;--shadow: 0 2px 8px rgba(11, 20, 26, .06);--shadow-sm: 0 1px 2px rgba(11, 20, 26, .05);--shadow-md: 0 4px 12px rgba(11, 20, 26, .08);--shadow-popover: 0 6px 20px rgba(11, 20, 26, .12);--radius-sm: 6px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 20px}*{box-sizing:border-box;margin:0;padding:0;font-family:Segoe UI,-apple-system,BlinkMacSystemFont,Helvetica Neue,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{background-color:var(--bg-app);color:var(--text-primary);overflow:hidden;height:100vh;width:100vw;font-size:14px;line-height:1.4}#root{height:100vh;width:100vw}.app-container{display:flex;height:100vh;width:100vw;background-color:var(--bg-app);overflow:hidden}.login-screen{display:flex;align-items:center;justify-content:center;width:100vw;height:100vh;background:linear-gradient(135deg,#0b141a,#111b21,#002b22)}body.light .login-screen{background:linear-gradient(135deg,#f0f2f5,#eae6df 60%,#d9fdd3)}.login-card{background-color:var(--bg-sidebar);border:1px solid var(--border);border-radius:var(--radius-lg);padding:2.5rem;width:100%;max-width:440px;box-shadow:var(--shadow-popover);text-align:center}.login-card h2{font-size:1.6rem;font-weight:600;margin-top:1rem;margin-bottom:.4rem;color:var(--text-primary)}.login-card p{color:var(--text-secondary);font-size:.88rem;margin-bottom:1.75rem}.input-group{margin-bottom:1.25rem;text-align:left}.input-group label{display:block;font-size:.82rem;color:var(--text-secondary);margin-bottom:.4rem;font-weight:500}.input-control{width:100%;background-color:var(--bg-input);border:1px solid var(--border-input);color:var(--text-primary);padding:.75rem .95rem;border-radius:var(--radius-md);font-size:.92rem;outline:none;transition:border-color .15s ease,box-shadow .15s ease,background-color .15s ease}.input-control:focus{border-color:var(--accent);background-color:var(--bg-input);box-shadow:0 0 0 3px #00806926}body.light .input-control{border:1px solid var(--border-input);background-color:#fff}body.light .input-control:focus{border-color:var(--accent);box-shadow:0 0 0 3px #00806926}.btn-primary{width:100%;background-color:var(--accent);color:#fff;font-weight:600;border:none;padding:.8rem 1.2rem;border-radius:var(--radius-md);font-size:.95rem;cursor:pointer;transition:background-color .15s ease,transform .05s ease,box-shadow .15s ease;display:flex;align-items:center;justify-content:center;gap:.5rem}.btn-primary:hover{background-color:var(--accent-hover)}.btn-primary:active{transform:scale(.99)}.btn-secondary{background-color:var(--bg-sidebar);color:var(--text-primary);border:1px solid var(--border-input);padding:.6rem 1.1rem;border-radius:var(--radius-md);font-size:.88rem;font-weight:500;cursor:pointer;transition:background-color .15s ease,border-color .15s ease;display:inline-flex;align-items:center;justify-content:center;gap:.4rem}.btn-secondary:hover{background-color:var(--bg-hover);border-color:var(--border-darker)}.main-wrapper{display:flex;flex:1;height:100vh;width:100%;min-width:0}.nav-sidebar{background-color:var(--bg-header);border-right:1px solid var(--border);display:flex;flex-direction:column;height:100%;transition:width .2s cubic-bezier(.4,0,.2,1);-webkit-user-select:none;user-select:none;z-index:30}.nav-sidebar-btn{display:flex;align-items:center;gap:12px;width:100%;border-radius:8px;border:none;background:transparent;color:var(--text-secondary);cursor:pointer;transition:background-color .15s ease,color .15s ease;white-space:nowrap;overflow:hidden;text-align:left}.nav-sidebar-btn:hover{background-color:var(--bg-hover);color:var(--text-primary)}.nav-sidebar-btn.active{background-color:#0080691f;color:var(--accent)}body.light .nav-sidebar-btn.active{background-color:#e8f5e9;color:var(--accent)}.sidebar{width:360px;min-width:250px;max-width:700px;background-color:var(--bg-sidebar);border-right:1px solid var(--border);display:flex;flex-direction:column;height:100%;position:relative}.sidebar-resizer{width:4px;cursor:col-resize;position:relative;background:transparent;transition:background .15s ease;z-index:20;display:flex;align-items:center;justify-content:center;-webkit-user-select:none;user-select:none;touch-action:none;margin-left:-2px;margin-right:-2px}.sidebar-resizer:hover,.sidebar-resizer.resizing{background:var(--accent)}.sidebar-header{height:60px;background-color:var(--bg-header);padding:0 1rem;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border)}.user-profile{display:flex;align-items:center;gap:.75rem}.avatar{width:40px;height:40px;border-radius:50%;object-fit:cover;background-color:var(--accent);display:flex;align-items:center;justify-content:center;font-weight:600;font-size:.95rem;color:#fff}.user-info .name{font-weight:600;font-size:.92rem;color:var(--text-primary)}.role-badge{font-size:.68rem;padding:2px 7px;border-radius:10px;text-transform:uppercase;font-weight:700;letter-spacing:.3px}.role-badge.supervisor{background-color:#00a88426;color:var(--accent)}.role-badge.agent{background-color:#35a2eb26;color:#1d72b8}.role-badge.administrator{background-color:#9b59b626;color:#8e44ad}.header-actions{display:flex;gap:.35rem}.icon-btn{background:none;border:none;color:var(--text-secondary);width:36px;height:36px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background-color .15s ease,color .15s ease,transform .05s ease}.icon-btn:hover{background-color:var(--bg-hover);color:var(--text-primary)}.icon-btn:active{transform:scale(.95)}.sidebar-search-container{padding:.55rem .75rem;background-color:var(--bg-sidebar);border-bottom:1px solid var(--border)}.search-box{background-color:var(--bg-header);border-radius:var(--radius-md);display:flex;align-items:center;padding:0 .75rem;height:36px;border:1px solid transparent;transition:border-color .15s ease,background-color .15s ease}.search-box:focus-within{background-color:var(--bg-sidebar);border-color:var(--accent);box-shadow:0 0 0 2px #0080691a}.search-box input{background:none;border:none;color:var(--text-primary);width:100%;margin-left:.5rem;outline:none;font-size:.88rem}.search-box input::placeholder{color:var(--text-secondary)}.filter-tabs{display:flex;padding:.45rem .75rem;gap:.4rem;background-color:var(--bg-sidebar);border-bottom:1px solid var(--border);overflow-x:auto}.tab-btn{background-color:var(--bg-header);border:none;color:var(--text-secondary);padding:.35rem .8rem;font-size:.78rem;font-weight:500;border-radius:16px;cursor:pointer;transition:all .15s ease;white-space:nowrap}.tab-btn:hover{background-color:var(--bg-hover);color:var(--text-primary)}.tab-btn.active{background-color:#d9fdd3;color:#008069;font-weight:600}body:not(.light) .tab-btn.active{background-color:#00a88433;color:var(--accent)}.chat-list{flex:1;overflow-y:auto;background-color:var(--bg-sidebar)}.chat-item{display:flex;align-items:center;padding:.6rem .85rem;gap:.75rem;cursor:pointer;border-bottom:1px solid var(--border-subtle);transition:background-color .12s ease;-webkit-user-select:none;user-select:none}.chat-item:hover{background-color:var(--bg-hover)}.chat-item.active{background-color:var(--bg-active)}.chat-details{flex:1;min-width:0}.chat-header-row{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:.15rem}.contact-name{font-weight:500;font-size:.92rem;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-time{font-size:.72rem;color:var(--text-secondary);font-weight:400;flex-shrink:0;margin-left:6px}.last-msg-row{display:flex;justify-content:space-between;align-items:center;gap:6px}.last-msg{font-size:.82rem;color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:1}.unread-badge{background-color:var(--unread-badge);color:#fff;font-size:.72rem;font-weight:700;border-radius:10px;min-width:19px;height:19px;display:flex;align-items:center;justify-content:center;padding:0 5px;flex-shrink:0}.chat-area{flex:1;display:flex;flex-direction:column;background-color:var(--bg-chat);position:relative;min-width:0}.chat-header{height:60px;background-color:var(--bg-chat-header);padding:0 1.25rem;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border);z-index:10}.chat-target-info{display:flex;align-items:center;gap:.85rem}.agent-assignment-tag{font-size:.74rem;background-color:var(--bg-sidebar);color:var(--text-secondary);border:1px solid var(--border);padding:3px 9px;border-radius:12px;display:flex;align-items:center;gap:4px}.message-history{flex:1;overflow-y:auto;padding:1.25rem 1.75rem;display:flex;flex-direction:column;gap:.6rem;background-color:var(--bg-chat);background-image:radial-gradient(rgba(11,20,26,.04) 1px,transparent 0),url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23000000' fill-opacity='0.02' fill-rule='evenodd'%3E%3Ccircle cx='40' cy='40' r='2'/%3E%3Cpath d='M10 10h4v4h-4zm30 0h4v4h-4zm30 0h4v4h-4zM20 30h4v4h-4zm40 0h4v4h-4zM10 50h4v4h-4zm30 0h4v4h-4zm30 0h4v4h-4zM20 70h4v4h-4zm40 0h4v4h-4z'/%3E%3C/g%3E%3C/svg%3E");background-size:20px 20px,80px 80px;min-width:0}body:not(.light) .message-history{background-image:radial-gradient(rgba(255,255,255,.04) 1px,transparent 0),url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.025' fill-rule='evenodd'%3E%3Ccircle cx='40' cy='40' r='2'/%3E%3Cpath d='M10 10h4v4h-4zm30 0h4v4h-4zm30 0h4v4h-4zM20 30h4v4h-4zm40 0h4v4h-4zM10 50h4v4h-4zm30 0h4v4h-4zm30 0h4v4h-4zM20 70h4v4h-4zm40 0h4v4h-4z'/%3E%3C/g%3E%3C/svg%3E");background-size:20px 20px,80px 80px}.message-bubble-wrapper{display:flex;flex-direction:column;min-width:0}.message-bubble-wrapper.sent{align-items:flex-end}.message-bubble-wrapper.received{align-items:flex-start}.message-bubble{width:fit-content;min-width:80px;max-width:65%;padding:6px 9px 7px;border-radius:7.5px;font-size:.88rem;overflow:hidden;line-height:1.4;position:relative;word-wrap:break-word;box-shadow:0 1px .5px #0b141a21;display:block}.message-bubble:after{content:"";display:table;clear:both}.message-text{display:inline;white-space:pre-wrap;word-break:break-word;color:var(--text-primary)}.message-bubble.sent{background-color:var(--bubble-out);color:var(--text-primary);border-top-right-radius:0}.message-bubble.received{background-color:var(--bubble-in);color:var(--text-primary);border-top-left-radius:0}.sender-tag{font-size:.74rem;font-weight:600;color:#128c7e;margin-bottom:2px}.message-meta{float:right;margin-left:8px;margin-top:4px;display:inline-flex;align-items:center;gap:3px;font-size:.68rem;color:var(--text-secondary);line-height:1;position:relative;top:3px}.audio-player-container{display:flex;align-items:center;gap:.75rem;background:transparent;padding:4px 0;margin-top:4px;min-width:260px}.audio-play-btn{background:transparent;border:none;color:var(--accent);width:32px;height:32px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:transform .1s ease}.audio-play-btn:active{transform:scale(.9)}.audio-waveform{flex:1;height:4px;background-color:#0b141a1f;border-radius:2px;position:relative;cursor:pointer}.audio-progress{height:100%;background-color:var(--accent);border-radius:2px;width:0%}.speed-badge{font-size:.72rem;font-weight:600;background:#0b141a0f;color:var(--text-secondary);padding:3px 7px;border-radius:12px;cursor:pointer;-webkit-user-select:none;user-select:none;transition:background .12s ease}.speed-badge:hover{background:#0b141a1f}.message-bubble.image-bubble{padding:4px;width:320px;max-width:85%;display:flex;flex-direction:column}.message-bubble.image-bubble .media-image{width:100%;height:240px;max-height:280px;object-fit:cover;border-radius:6px;display:block;margin:0;cursor:pointer}.message-bubble.image-bubble.has-caption .caption-text{padding:6px 4px 18px;font-size:.88rem;line-height:1.4;word-break:break-word}.message-bubble.image-bubble.no-caption{position:relative;padding-bottom:4px}.message-bubble.image-bubble.no-caption .message-meta{position:absolute;bottom:8px;right:8px;background:transparent;padding:0;color:#fff;font-size:.72rem;display:flex;align-items:center;gap:3px;z-index:2;text-shadow:0 1px 2px rgba(0,0,0,.8)}.message-bubble.image-bubble.no-caption .message-meta span{color:#fff!important;text-shadow:0 1px 2px rgba(0,0,0,.8)}.message-bubble.image-bubble.no-caption .message-meta svg{color:#53bdeb!important;filter:drop-shadow(0 1px 1px rgba(0,0,0,.5))}.chat-input-bar{background-color:var(--bg-chat-header);padding:.6rem 1rem;display:flex;align-items:center;gap:.6rem;border-top:1px solid var(--border);z-index:10}.chat-input-wrapper{flex:1;background-color:var(--bg-input);border-radius:var(--radius-md);display:flex;align-items:center;padding:0 .85rem;position:relative;border:1px solid transparent;box-shadow:var(--shadow-sm)}.chat-input-wrapper input{width:100%;background:none;border:none;color:var(--text-primary);padding:.65rem 0;outline:none;font-size:.92rem}.chat-input-wrapper input::placeholder{color:var(--text-secondary)}.send-btn{background-color:var(--accent);border:none;color:#fff;width:40px;height:40px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background-color .15s ease,transform .1s ease;flex-shrink:0}.send-btn:hover{background-color:var(--accent-hover)}.send-btn:active{transform:scale(.95)}.dropdown-menu,.popover-menu{background-color:var(--bg-sidebar);border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow-popover);padding:6px;display:flex;flex-direction:column;gap:2px;z-index:9999}.dropdown-item,.popover-item{display:flex;align-items:center;gap:10px;padding:8px 12px;border-radius:var(--radius-sm);border:none;background:transparent;color:var(--text-primary);cursor:pointer;font-size:.85rem;font-weight:500;text-align:left;width:100%;transition:background-color .12s ease}.dropdown-item:hover,.popover-item:hover{background-color:var(--bg-hover)}.modal-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background-color:#0b141a73;display:flex;align-items:center;justify-content:center;z-index:1000;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.modal-content{background-color:var(--bg-sidebar);border:1px solid var(--border);border-radius:var(--radius-lg);width:90%;max-width:620px;max-height:88vh;overflow-y:auto;box-shadow:var(--shadow-popover);padding:1.5rem}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.25rem;padding-bottom:.75rem;border-bottom:1px solid var(--border)}.modal-header h3{font-size:1.15rem;font-weight:600;color:var(--text-primary)}.kpi-card,.stat-card{background-color:var(--bg-sidebar);border:1px solid var(--border);border-radius:var(--radius-md);padding:1.25rem;box-shadow:var(--shadow-sm);transition:box-shadow .15s ease,border-color .15s ease}.kpi-card:hover,.stat-card:hover{box-shadow:var(--shadow-md);border-color:var(--border-input)}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#0b141a2e;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#0b141a52}body:not(.light) ::-webkit-scrollbar-thumb{background:#fff3}body:not(.light) ::-webkit-scrollbar-thumb:hover{background:#ffffff59}.message-bubble-wrapper .reply-hover-btn{opacity:0;transition:opacity .15s ease-in-out}.message-bubble-wrapper:hover .reply-hover-btn{opacity:.7}.message-bubble-wrapper .reply-hover-btn:hover{opacity:1}@media(max-width:900px){.nav-sidebar,.app-container.has-active-chat .sidebar{display:none!important}.app-container.has-active-chat .chat-area{display:flex!important;width:100%!important;min-width:100%!important}.app-container:not(.has-active-chat) .sidebar{display:flex!important;width:100%!important;min-width:100%!important}.app-container:not(.has-active-chat) .chat-area{display:none!important}.mobile-back-btn{display:inline-flex!important}}