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var(--chat-neutral-200);border-radius:var(--chat-radius-lg);font-size:1rem;font-weight:500;background:hsla(0,0%,100%,.9);backdrop-filter:blur(8px);color:var(--chat-neutral-800);transition:all var(--chat-transition);box-shadow:0 2px 4px rgba(0,0,0,.04)}.chat-welcome-input::-moz-placeholder{color:var(--chat-neutral-400);font-weight:400}.chat-welcome-input::placeholder{color:var(--chat-neutral-400);font-weight:400}.chat-welcome-input:focus{outline:none;border-color:var(--chat-primary);background:#fff;box-shadow:0 0 0 4px rgba(0,102,255,.08),0 4px 12px rgba(0,0,0,.08);transform:translateY(-1px)}.chat-welcome-input-icon{position:absolute;left:var(--chat-spacing);top:50%;transform:translateY(-50%);width:20px;height:20px;color:var(--chat-neutral-400);z-index:1;transition:color var(--chat-transition)}.chat-welcome-input-group:focus-within .chat-welcome-input-icon{color:var(--chat-primary)}.chat-welcome-submit{background:linear-gradient(135deg,var(--chat-primary) 0,var(--chat-secondary) 100%);color:#fff;border:none;padding:var(--chat-spacing) var(--chat-spacing-xl);border-radius:var(--chat-radius-lg);font-weight:700;font-size:1rem;cursor:pointer;transition:all var(--chat-transition);position:relative;overflow:hidden;box-shadow:var(--chat-shadow),0 0 0 0 rgba(0,102,255,.3);min-height:52px}.chat-welcome-submit:hover{background:linear-gradient(135deg,var(--chat-primary-hover) 0,#6d28d9 100%);transform:translateY(-2px);box-shadow:var(--chat-shadow-lg),0 0 0 4px rgba(0,102,255,.12)}.chat-welcome-submit:active{transform:translateY(-1px);transition:transform var(--chat-transition-fast)}.chat-welcome-submit:disabled{opacity:.6;cursor:not-allowed;transform:none;box-shadow:var(--chat-shadow-sm)}.chat-welcome-trust{position:relative;z-index:1}.chat-welcome-trust-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--chat-spacing-lg);margin-bottom:var(--chat-spacing-xl)}.chat-welcome-trust-item{text-align:center}.chat-welcome-trust-icon{width:48px;height:48px;margin:0 auto var(--chat-spacing-sm);border-radius:var(--chat-radius);background:hsla(0,0%,100%,.8);display:flex;align-items:center;justify-content:center;box-shadow:var(--chat-shadow-sm);transition:transform var(--chat-transition)}.chat-welcome-trust-item:hover .chat-welcome-trust-icon{transform:translateY(-2px) scale(1.05)}.chat-welcome-trust-title{font-size:.875rem;font-weight:700;color:var(--chat-neutral-800);margin-bottom:.25rem}.chat-welcome-trust-desc{font-size:.75rem;color:var(--chat-neutral-500);font-weight:500}@keyframes welcome-glow{0%,to{transform:rotate(0deg) scale(1);opacity:.5}50%{transform:rotate(180deg) scale(1.1);opacity:.8}}@keyframes logo-float{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}@media 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var(--chat-spacing-sm);padding-top:calc(var(--chat-spacing) + env(safe-area-inset-top, 0px));padding-bottom:var(--chat-spacing);background:linear-gradient(135deg,var(--chat-primary) 0,var(--chat-secondary) 100%);min-height:60px;display:flex!important;align-items:center!important;justify-content:space-between!important}.chat-header-controls{gap:.5rem!important}.chat-header-control-btn,.chat-header-controls{display:flex!important;align-items:center!important;z-index:10002!important;pointer-events:auto!important}.chat-header-control-btn{min-width:44px!important;min-height:44px!important;width:44px!important;height:44px!important;justify-content:center!important;touch-action:auto!important;-webkit-tap-highlight-color:rgba(59,130,246,.2)!important;cursor:pointer!important;flex-shrink:0!important;position:relative!important}.chat-header-control-btn:last-child{min-width:52px!important;min-height:52px!important;width:52px!important;height:52px!important;background-color:rgba(239,68,68,.2)!important;border:2px solid hsla(0,0%,100%,.5)!important;border-radius:12px!important;z-index:10003!important}.chat-header-control-btn:last-child:active{transform:scale(.95)!important;background-color:rgba(239,68,68,.4)!important}.chat-input-area,.chat-messages,.chat-window,.is-mobile,.mobile-fullscreen-active,.mobile-optimized{background-color:#fff!important;backdrop-filter:none!important}textarea{background-color:#fff!important;color:#1f2937!important;-webkit-appearance:none!important;-moz-appearance:none!important;appearance:none!important;-webkit-tap-highlight-color:rgba(59,130,246,.1)!important;touch-action:auto!important;min-height:56px!important;font-size:16px!important;cursor:text!important;-webkit-user-select:text!important;-moz-user-select:text!important;user-select:text!important}textarea::-moz-placeholder{color:#9ca3af!important;opacity:1!important}textarea::placeholder{color:#9ca3af!important;opacity:1!important}textarea:focus{background-color:#fff!important;outline:none!important;border:none!important}.chat-input-button,button[aria-label="Attach 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(-webkit-touch-callout:none){textarea{padding-bottom:max(1rem,env(safe-area-inset-bottom,0px))!important}}.chat-header{position:sticky;top:0;z-index:100}.chat-header-title{font-size:1.125rem}.chat-header-subtitle{font-size:.875rem}.chat-messages-container{padding:var(--chat-spacing) var(--chat-spacing);flex:1;overflow-y:auto!important;-webkit-overflow-scrolling:touch!important;overscroll-behavior:contain!important;touch-action:pan-y!important;pointer-events:auto!important}.chat-input-container{border-radius:0!important;padding:0 0 env(safe-area-inset-bottom,0);background:hsla(0,0%,100%,.98);backdrop-filter:blur(20px);border:none;border-top:1px solid var(--chat-neutral-200);pointer-events:auto!important;touch-action:auto!important}.chat-input{font-size:16px;min-height:48px;padding:var(--chat-spacing-sm) 56px}.chat-input,.chat-input-button{border:none;background:transparent}.chat-input-button{width:44px;height:44px}.unified-input-field{min-height:56px;padding:var(--chat-spacing-xs) 0}.unified-input-field .attachment-button,.unified-input-field .send-button{width:44px;height:44px}.unified-input-field .attachment-button{left:var(--chat-spacing)}.unified-input-field .send-button{right:var(--chat-spacing)}.unified-input-field textarea{padding:var(--chat-spacing) 3.5rem;padding-left:3rem!important;font-size:16px!important;min-height:56px!important;z-index:15!important;touch-action:auto!important;pointer-events:auto!important;background-color:#fff!important}.chat-welcome-screen{padding:var(--chat-spacing-lg) var(--chat-spacing);margin:var(--chat-spacing)}.chat-welcome-logo{width:64px;height:64px;margin-bottom:var(--chat-spacing)}.chat-welcome-title{font-size:1.25rem}.chat-welcome-subtitle{font-size:.875rem;margin-bottom:var(--chat-spacing-lg)}.chat-welcome-trust-grid{grid-template-columns:1fr;gap:var(--chat-spacing)}.chat-welcome-trust-item{display:flex;align-items:center;text-align:left;gap:var(--chat-spacing)}.chat-welcome-trust-icon{width:40px;height:40px;margin:0;flex-shrink:0}.chat-message-bubble{max-width:90%;font-size:.875rem}.chat-button{width:60px;height:60px;border-radius:18px;box-shadow:0 6px 24px rgba(79,70,229,.35),0 3px 12px rgba(124,58,237,.25)}.chat-button:hover{transform:translateY(-4px) scale(1.08);border-radius:20px;box-shadow:0 12px 36px rgba(79,70,229,.45),0 6px 18px rgba(124,58,237,.35),0 0 0 6px rgba(79,70,229,.12),0 0 24px rgba(236,72,153,.25)}.chat-button-icon{width:24px;height:24px}.chat-notification-badge{min-width:22px;height:22px;font-size:10px;top:-4px;right:-4px}.chat-header-button,.chat-header-control-btn{width:44px!important;height:44px!important;min-width:44px!important;min-height:44px!important;border-radius:var(--chat-radius-sm);touch-action:manipulation;-webkit-tap-highlight-color:transparent;cursor:pointer;position:relative;z-index:100}.chat-message-action-btn{width:36px;height:36px;border-radius:var(--chat-radius-sm);touch-action:manipulation}.chat-header-controls{display:flex;gap:var(--chat-spacing-xs);align-items:center;z-index:100;position:relative;flex-shrink:0}.chat-header-control-btn:last-child{background:rgba(239,68,68,.2)!important;border:1px solid hsla(0,0%,100%,.3)!important}.chat-header-control-btn:last-child:active,.chat-header-control-btn:last-child:hover{background:rgba(239,68,68,.35)!important;transform:scale(1.05)}}@media (min-width:641px) and (max-width:1024px){.chat-window{width:440px;height:600px}.chat-window.size-large{width:480px;height:680px}}@media (min-width:1025px){.chat-window.size-xl{width:560px;height:760px}.chat-messages-container{padding:var(--chat-spacing-lg) var(--chat-spacing-xl)}.chat-input-container{padding:var(--chat-spacing-lg) var(--chat-spacing-xl) var(--chat-spacing-xl)}}.chat-widget-container.theme-dark,.chat-widget-container:not(.theme-light){--chat-primary:#3b82f6;--chat-primary-hover:#2563eb;--chat-primary-light:rgba(59,130,246,.1);--chat-secondary:#8b5cf6;--chat-neutral-50:#0f172a;--chat-neutral-100:#1e293b;--chat-neutral-200:#334155;--chat-neutral-300:#475569;--chat-neutral-400:#64748b;--chat-neutral-500:#94a3b8;--chat-neutral-600:#cbd5e1;--chat-neutral-700:#e2e8f0;--chat-neutral-800:#f1f5f9;--chat-neutral-900:#f8fafc;--chat-bg-primary:rgba(15,23,42,.98);--chat-bg-secondary:rgba(30,41,59,.95);--chat-bg-tertiary:rgba(51,65,85,.8);--chat-text-primary:#f1f5f9;--chat-text-secondary:#e2e8f0;--chat-border:hsla(0,0%,100%,.08);--chat-border-hover:hsla(0,0%,100%,.16);--chat-shadow-sm:0 2px 8px rgba(0,0,0,.4);--chat-shadow:0 8px 32px rgba(0,0,0,.5);--chat-shadow-lg:0 20px 64px rgba(0,0,0,.6);--chat-shadow-colored:0 8px 32px rgba(59,130,246,.3);--chat-shadow-glow:0 0 32px rgba(59,130,246,.2)}:is(.chat-widget-container.theme-dark .chat-window,@media(prefers-color-scheme: dark)) .chat-widget-container:not(.theme-light) .chat-window{background:var(--chat-bg-primary);backdrop-filter:blur(24px) saturate(1.3);-webkit-backdrop-filter:blur(24px) saturate(1.3);border-color:var(--chat-border);color:var(--chat-text-primary);box-shadow:var(--chat-shadow-lg),0 0 0 1px hsla(0,0%,100%,.05)}:is(.chat-widget-container.theme-dark .chat-message-bubble.admin,@media(prefers-color-scheme: dark)) .chat-widget-container:not(.theme-light) .chat-message-bubble.admin{background:var(--chat-bg-secondary);color:var(--chat-text-secondary);border-color:var(--chat-border);box-shadow:0 2px 8px rgba(0,0,0,.3)}:is(.chat-widget-container.theme-dark .chat-message-bubble.admin:hover,@media(prefers-color-scheme: dark)) .chat-widget-container:not(.theme-light) .chat-message-bubble.admin:hover{background:var(--chat-bg-tertiary);border-color:var(--chat-border-hover)}:is(.chat-widget-container.theme-dark .chat-input,@media(prefers-color-scheme: dark)) .chat-widget-container:not(.theme-light) .chat-input{background:transparent;border:none;color:var(--chat-text-primary);box-shadow:none}:is(.chat-widget-container.theme-dark .chat-input:focus,@media(prefers-color-scheme: dark)) .chat-widget-container:not(.theme-light) .chat-input:focus{background:transparent;border:none;box-shadow:none}:is(.chat-widget-container.theme-dark .chat-input::-moz-placeholder,@media(prefers-color-scheme: dark)) .chat-widget-container:not(.theme-light) .chat-input::-moz-placeholder{color:var(--chat-neutral-400)}:is(.chat-widget-container.theme-dark .chat-input::placeholder,@media(prefers-color-scheme: dark)) .chat-widget-container:not(.theme-light) .chat-input::placeholder{color:var(--chat-neutral-400)}:is(.chat-widget-container.theme-dark .chat-input-button,@media(prefers-color-scheme: dark)) .chat-widget-container:not(.theme-light) .chat-input-button{background:transparent;border:none;color:var(--chat-text-secondary);box-shadow:none}:is(.chat-widget-container.theme-dark .chat-input-button:hover,@media(prefers-color-scheme: dark)) .chat-widget-container:not(.theme-light) .chat-input-button:hover{background:transparent;border:none;box-shadow:none}:is(.chat-widget-container.theme-dark .chat-input-button:before,@media(prefers-color-scheme: dark)) .chat-widget-container:not(.theme-light) .chat-input-button:before{background:hsla(0,0%,100%,.08)}:is(.chat-widget-container.theme-dark .unified-input-field,@media(prefers-color-scheme: dark)) .chat-widget-container:not(.theme-light) .unified-input-field{background:transparent;border:none}:is(.chat-widget-container.theme-dark .unified-input-field textarea,@media(prefers-color-scheme: dark)) .chat-widget-container:not(.theme-light) .unified-input-field textarea{background:transparent;color:var(--chat-text-primary);border:none}:is(.chat-widget-container.theme-dark 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