.custom-message-input-wrapper{background:#fff;gap:10px;align-items:stretch;border-top:1px solid rgba(0,0,0,.1);padding:var(--space-lg)}.file-preview-area{display:flex;flex-wrap:wrap;gap:8px;padding:12px;background:var(--bg-secondary);border-radius:var(--radius-md);margin-bottom:12px}.file-chip{display:flex;align-items:center;gap:8px;background:#fff;border:1px solid #e2e8f0;border-radius:var(--radius-md);padding:6px 12px;font-size:14px;transition:all .2s ease}.file-chip:hover{border-color:var(--brand-color-primary);box-shadow:var(--shadow-sm)}.file-chip-icon{color:var(--brand-color-primary);width:16px;height:16px}.file-chip-name{color:var(--text-secondary);max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-chip-remove{--vaadin-button-background: transparent;--vaadin-button-min-width: auto;padding:0;width:20px;height:20px;color:var(--text-muted)}.file-chip-remove:hover{color:#ef4444}.input-row{display:flex;gap:12px;align-items:center}.message-input-field{flex:1}vaadin-text-area.message-input-field{--vaadin-input-field-border-width: 1px;--vaadin-input-field-border-color: #e2e8f0;--vaadin-input-field-hover-border-color: var(--brand-color-primary);--vaadin-input-field-focus-ring-color: rgba(11, 91, 138, .25);--vaadin-input-field-background: #f8fafc;--vaadin-input-field-border-radius: 12px;min-height:48px;transition:all .2s ease}vaadin-text-area.message-input-field::part(input-field){padding:12px 16px;font-size:15px;line-height:1.5;color:var(--text-primary);background:#f8fafc;border-radius:12px}vaadin-text-area.message-input-field::part(input-field):focus{background:#fff}vaadin-button.message-upload-button{--vaadin-button-background: transparent;--vaadin-button-height: 48px;--vaadin-button-min-width: 48px;padding:0 12px;box-shadow:none;border-radius:var(--radius-md);transition:all .2s ease}vaadin-button.message-upload-button:hover{background-color:#f1f5f9}vaadin-button.message-upload-button vaadin-icon,vaadin-button.message-upload-button iron-icon{color:var(--brand-color-primary);width:20px;height:20px}vaadin-button.message-send-button{background:var(--gradient-button);--vaadin-button-height: 48px;--vaadin-button-min-width: 48px;padding:0 22px;border-radius:var(--radius-md);box-shadow:var(--shadow-md);transition:all .2s ease;width:48px;min-width:48px;flex-shrink:0}vaadin-button.message-send-button:hover{box-shadow:var(--shadow-lg);transform:translateY(-1px)}vaadin-button.message-send-button:disabled{opacity:.5;cursor:not-allowed}vaadin-button.message-send-button vaadin-icon,vaadin-button.message-send-button iron-icon{color:#fff;width:20px;height:20px}.input-disclaimer{display:flex;align-items:center;gap:8px;margin-top:6px;padding:8px 10px;border-radius:var(--radius-sm);background:#f8fafc;color:var(--text-secondary);font-size:12px;line-height:1.4}.disclaimer-icon{color:var(--brand-color-primary)}.disclaimer-title{font-weight:var(--font-weight-semibold);color:var(--text-primary)}.disclaimer-text{color:var(--text-secondary);flex:1;font-weight:var(--font-weight-normal)}.chat-toggle-button{background-color:#fff;color:var(--brand-color-primary);border-radius:50%;width:70px;font-size:44px;box-shadow:var(--shadow-lg);position:fixed;bottom:20px;right:20px;--vaadin-button-height: 70px;transition:all .3s ease;z-index:1000}.chat-toggle-button:hover{box-shadow:var(--shadow-xl);transform:scale(1.05)}.chat-window{width:550px;height:600px;background:#fff;border:none;border-radius:var(--radius-2xl);box-shadow:var(--shadow-xl);position:fixed;bottom:100px;right:24px;display:flex;flex-direction:column;padding:0;gap:0;overflow:hidden;animation:scaleIn .3s ease;z-index:999}.chat-window>.custom-chat-display-wrapper{flex:1;min-height:0}.chat-window>vaadin-vertical-layout,.chat-window>.uploaded-files-list-wrapper,.chat-window>.custom-message-input-wrapper{flex:0 0 auto}.input-message{padding:5px 0 0}.chat-window__header{display:flex;align-items:center;gap:16px;padding:var(--space-xl);background:var(--gradient-header);color:#fff;flex-shrink:0}.chat-window__icon-wrapper{width:48px;height:48px;background:#ffffff24;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:12px;border:1px solid rgba(255,255,255,.18);display:flex;align-items:center;justify-content:center;flex-shrink:0}.chat-window__brand-icon{color:#fff}.chat-window__brand-icon vaadin-icon,.chat-window__brand-icon iron-icon{width:24px;height:24px;color:#fff}.chat-window__title-group{display:flex;flex-direction:column;gap:4px}.chat-window__brand-title{font-weight:var(--font-weight-bold);font-size:16px;line-height:var(--line-height-tight)}.chat-window__brand-subtitle{font-size:13px;opacity:.92}html{--brand-color-primary: #0B5B8A;--brand-color-primary-50: rgba(11, 91, 138, .5);--brand-color-primary-10: rgba(11, 91, 138, .1);--brand-color-secondary: #1E5A8E;--brand-color-accent: #c63a68;--brand-color-purple: #7B3F91;--brand-color-dark: #030213;--bg-primary: #ffffff;--bg-secondary: #f8fafc;--bg-muted: #ececf0;--bg-input: #f3f3f5;--text-primary: #0f172a;--text-secondary: #475569;--text-tertiary: #64748b;--text-muted: #94a3b8;--text-disabled: #cbd5e1;--gradient-header: linear-gradient(105deg, #084a75 0%, #084a75 35%, #c63a68 100%);--gradient-button: linear-gradient(90deg, #0B5B8A 0%, #c63a68 100%);--gradient-bg: linear-gradient(to bottom, #f8fafc, #ffffff);--space-xs: .25rem;--space-sm: .5rem;--space-md: .75rem;--space-lg: 1rem;--space-xl: 1.5rem;--space-2xl: 2rem;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 14px;--radius-xl: 20px;--radius-2xl: 24px;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .12);--shadow-md: 0 4px 6px rgba(0, 0, 0, .1);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .08);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 10px 10px -5px rgba(0, 0, 0, .04);--font-size-base: 16px;--font-weight-normal: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-bold: 700;--line-height-normal: 1.5;--line-height-tight: 1.2;--lumo-primary-color: var(--brand-color-primary);--lumo-primary-color-50pct: var(--brand-color-primary-50);--lumo-primary-color-10pct: var(--brand-color-primary-10);--lumo-primary-text-color: var(--brand-color-primary);--lumo-base-color: var(--bg-primary);--lumo-contrast-60pct: var(--text-secondary);--lumo-contrast-90pct: var(--text-primary);--lumo-required-field-indicator-color: var(--brand-color-primary)}body{font-size:var(--font-size-base);line-height:var(--line-height-normal);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}@keyframes fadeInUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes scaleIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}@keyframes typingDot{0%,60%,to{transform:scale(1);opacity:.5}30%{transform:scale(1.2);opacity:1}}@keyframes slideDown{0%{max-height:0;opacity:0}to{max-height:300px;opacity:1}}.main-chat-view{background:var(--gradient-bg);min-height:100vh;padding:var(--space-2xl)}.chat-container{background:var(--bg-primary);border-radius:var(--radius-2xl);box-shadow:var(--shadow-xl);overflow:hidden;max-height:85vh;display:flex;flex-direction:column}.custom-chat-display-wrapper,.custom-chat-display-container{overflow:scroll}.chat-header{background:var(--gradient-header);padding:var(--space-xl);display:flex;align-items:center;gap:16px;color:#fff;width:100%;box-sizing:border-box;flex-shrink:0}.chat-header-icon-wrapper{width:48px;height:48px;background:#ffffff24;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:12px;border:1px solid rgba(255,255,255,.18);display:flex;align-items:center;justify-content:center;color:#fff;flex-shrink:0}.chat-header-icon-wrapper vaadin-icon,.chat-header-icon-wrapper iron-icon{color:#fff}.chat-header-title-group{display:flex;flex-direction:column;gap:4px}.chat-header-title{font-size:20px;font-weight:var(--font-weight-bold);line-height:var(--line-height-tight)}.chat-header-subtitle{font-size:14px;opacity:.92}