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var(--color-border-light);background:var(--color-bg-white);flex-shrink:0;position:sticky;top:0;z-index:10;width:100%}.header-left{display:flex;align-items:center;gap:8px;min-width:0;flex:1}.header-logo-icon{width:16px;height:16px;flex-shrink:0}.work-order-title{font-size:13px;line-height:20px;font-weight:700;color:var(--color-text-primary);margin:0;flex-shrink:0}.header-separator{color:var(--color-text-secondary);font-weight:800;font-size:13px;flex-shrink:0}.customer-name{font-size:13px;line-height:20px;font-weight:700;color:var(--color-text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0}.header-actions{display:flex;align-items:center;gap:4px;flex-shrink:0}.menu-wrapper{position:relative}.icon-btn{background:none;border:none;color:var(--color-text-placeholder);cursor:pointer;border-radius:6px;display:flex;align-items:center;justify-content:center;transition:all 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invert(42%) sepia(0%) saturate(0%) hue-rotate(0deg) brightness(95%) contrast(90%)}.system-message-text{font-weight:400}.system-message-agent{font-weight:700}.system-message-separator{color:var(--color-text-quaternary);font-weight:600}.system-message-time{font-weight:400}.message{display:flex;flex-direction:column;max-width:70%;position:relative}.message.sent{align-self:flex-end;align-items:flex-end}.message.received{align-self:flex-start;align-items:flex-start}.message-bubble{border-radius:12px;padding:10px 14px;max-width:100%;word-wrap:break-word;position:relative}.message-sender{font-size:13px;font-weight:700;color:var(--color-message-sender-name);margin-right:12px}.message.sent .message-bubble{background:var(--color-message-sent-bg);color:#fff;border-bottom-right-radius:4px;padding-bottom:5px}.message.sent .message-time{color:var(--color-message-time-sent)}.message.received 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#e5e7eb)}.continue-conversation-btn:hover,.exit-conversation-btn:hover{background:var(--color-bg-gray-100, #f3f4f6)}@media (max-width: 768px){.message{max-width:85%}}.chat-widget{position:fixed;bottom:56px;right:20px;width:800px;height:480px;background:var(--color-bg-white);border-radius:12px;box-shadow:0 8px 32px var(--color-shadow-medium);display:flex;flex-direction:column;z-index:1000;overflow:hidden}.chat-widget-content{position:relative;flex:1;display:flex;flex-direction:column;overflow:hidden}.chat-widget-header{display:flex;align-items:center;justify-content:space-between;padding:16px 12px;background:var(--color-bg-white);border-bottom:1px solid var(--color-border-light);flex-shrink:0}.chat-widget-header .header-title{display:flex;align-items:center;gap:10px}.chat-widget-header .header-icon{color:var(--color-primary-purple);filter:var(--filter-logo-purple)}.chat-widget-header h2{font-size:18px;font-weight:600;color:var(--color-primary-purple);margin:0}.chat-widget-header .header-unread-badge{background:var(--color-red-badge);color:#fff;border-radius:8px;min-width:16px;height:16px;display:inline-flex;align-items:center;justify-content:center;font-size:10px;line-height:16px;font-weight:700;padding:0 4px;box-sizing:border-box;white-space:nowrap}.chat-widget-header .header-actions{display:flex;align-items:center;gap:12px}.chat-widget-header .logout-btn{background:none;border:none;cursor:pointer;line-height:1;transition:opacity .2s ease;display:flex;align-items:center;justify-content:center}.chat-widget-header .logout-btn img{display:block;width:22px;height:22px;opacity:.7}.chat-widget-header .logout-btn:hover img{opacity:1}.chat-widget-header .minimize-btn{background:none;border:none;color:var(--color-text-quaternary);font-size:24px;cursor:pointer;line-height:1}.chat-widget-header .minimize-btn:hover{color:var(--color-text-primary)}.chat-widget-container{display:flex;flex:1;width:100%;overflow:hidden;position:relative}.resize-handle{width:4px;background:var(--color-border-light);cursor:col-resize;flex-shrink:0;position:relative;transition:background .2s}.resize-handle:hover,.resize-handle.active{background:var(--color-primary-purple)}.resize-handle:before{content:"";position:absolute;left:-2px;right:-2px;top:0;bottom:0;cursor:col-resize}.chat-widget-toggle{position:fixed;bottom:0;right:0;background:var(--color-bg-white);color:var(--color-primary-purple);border:none;border-radius:16px 0 0;padding:12px 20px 12px 16px;display:flex;align-items:center;gap:10px;font-size:14px;font-weight:600;cursor:pointer;box-shadow:0 4px 12px var(--color-shadow-medium);transition:all .3s ease;z-index:999}.chat-widget-toggle:hover{background:var(--color-bg-gray-50);transform:translateY(-2px);box-shadow:0 6px 16px var(--color-shadow-dark)}.chat-widget-toggle.open{background:var(--color-bg-gray-50)}.chat-widget-toggle .toggle-logo-icon{filter:var(--filter-logo-purple)}.chat-widget-toggle .unread-badge{background:var(--color-red-badge-dark);color:#fff;border-radius:10px;min-width:20px;height:20px;display:inline-flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;padding:0 6px;margin-left:8px;box-sizing:border-box;white-space:nowrap;position:relative;flex-shrink:0;box-shadow:0 2px 4px #d83a004d}.connection-indicator{width:8px;height:8px;border-radius:50%;display:inline-block;flex-shrink:0;transition:background-color .3s ease}.connection-indicator.connected{background-color:#10b981;box-shadow:0 0 6px #10b98180}.connection-indicator.disconnected{background-color:#ef4444;box-shadow:0 0 6px #ef444480}.spinner{width:32px;height:32px;border:3px solid rgba(99,102,241,.2);border-top-color:var(--color-primary-purple-accent);border-radius:50%;animation:spinner-rotate .8s linear infinite}@keyframes spinner-rotate{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.chat-interface-container{position:relative;flex:1;height:423px;display:flex;flex-direction:column}.auth-step-container{flex:1;overflow:auto}.loading-container{display:flex;align-items:center;justify-content:center;height:423px;flex-direction:column;gap:16px}.loading-text{margin:0;font-size:14px;color:#6b7280}*{margin:0;padding:0;box-sizing:border-box}.chat-widget{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}:root{--color-primary-purple: #6366f1;--color-primary-purple-dark: #3730a3;--color-primary-purple-darker: #312e81;--color-primary-purple-accent: #4A37B0;--color-red-primary: #B23B2B;--color-red-badge: #ef4444;--color-red-badge-dark: #D83A00;--color-red-error: #dc2626;--color-red-error-dark: #991b1b;--color-red-light: #fee2e2;--color-red-lighter: #fecaca;--color-blue-dark: #1e3a8a;--color-blue-light: #E8EDF9;--color-text-primary: #111827;--color-text-secondary: #181818;--color-text-tertiary: #374151;--color-text-quaternary: #6b7280;--color-text-placeholder: #9ca3af;--color-text-time: #666666;--color-bg-white: #ffffff;--color-bg-gray-50: #f9fafb;--color-bg-gray-100: #f3f4f6;--color-bg-gray-200: #f5f5f5;--color-bg-gray-300: #f0f0f0;--color-border-light: #e5e7eb;--color-border-gray: #d1d5db;--color-border-gray-dark: #9ca3af;--color-shadow-light: rgba(0, 0, 0, .1);--color-shadow-medium: rgba(0, 0, 0, .15);--color-shadow-dark: rgba(0, 0, 0, .2);--color-shadow-overlay: rgba(0, 0, 0, .5);--color-message-sent-bg: var(--color-blue-dark);--color-message-received-bg: var(--color-red-light);--color-message-sender-name: var(--color-red-primary);--color-message-time: var(--color-text-time);--color-message-time-sent: rgba(255, 255, 255, .8);--filter-logo-red: brightness(0) saturate(100%) invert(26%) sepia(100%) saturate(1400%) hue-rotate(345deg) brightness(95%) contrast(90%);--filter-logo-purple: brightness(0) saturate(100%) invert(30%) sepia(90%) saturate(2000%) hue-rotate(230deg) brightness(85%) contrast(90%);--filter-logo-disabled: brightness(0) saturate(100%) invert(80%) sepia(0%) saturate(0%) hue-rotate(0deg) brightness(95%) contrast(90%)}