:root{--color-bg-primary:#fff;--color-bg-secondary:#f9fafb;--color-bg-tertiary:#f3f4f6;--color-bg-elevated:#fff;--color-bg-hover:#f3f4f6;--color-bg-active:#fef3c7;--color-bg-overlay:rgba(0,0,0,.5);--color-text-primary:#1f2937;--color-text-secondary:#6b7280;--color-text-tertiary:#9ca3af;--color-text-inverse:#fff;--color-text-link:#3b82f6;--color-brand-primary:#d97706;--color-brand-primary-light:#fef3c7;--color-brand-primary-dark:#b45309;--color-brand-secondary:#8b5cf6;--color-alfred-gradient-start:#e8a87c;--color-alfred-gradient-end:#d97706;--color-success:#10b981;--color-success-light:rgba(16,185,129,.1);--color-success-dark:#059669;--color-warning:#f59e0b;--color-warning-light:rgba(245,158,11,.1);--color-warning-dark:#d97706;--color-error:#ef4444;--color-error-light:rgba(239,68,68,.1);--color-error-dark:#dc2626;--color-info:#3b82f6;--color-info-light:rgba(59,130,246,.1);--color-info-dark:#2563eb;--color-priority-p0:#ef4444;--color-priority-p1:#f97316;--color-priority-p2:#eab308;--color-priority-p3:#6b7280;--color-border:#e5e7eb;--color-border-strong:#d1d5db;--color-border-focus:var(--color-brand-primary);--font-sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;--font-mono:"SF Mono",Monaco,Consolas,"Liberation Mono","Courier New",monospace;--text-xs:0.75rem;--text-sm:0.875rem;--text-base:1rem;--text-lg:1.125rem;--text-xl:1.25rem;--text-2xl:1.5rem;--text-3xl:1.875rem;--font-normal:400;--font-medium:500;--font-semibold:600;--font-bold:700;--leading-tight:1.25;--leading-normal:1.5;--leading-relaxed:1.625;--space-0:0;--space-1:0.25rem;--space-2:0.5rem;--space-3:0.75rem;--space-4:1rem;--space-5:1.25rem;--space-6:1.5rem;--space-8:2rem;--space-10:2.5rem;--space-12:3rem;--space-16:4rem;--radius-sm:4px;--radius-md:6px;--radius-lg:8px;--radius-xl:12px;--radius-2xl:16px;--radius-full:9999px;--shadow-sm:0 1px 3px rgba(0,0,0,.05);--shadow-md:0 4px 6px -1px rgba(0,0,0,.08);--shadow-lg:0 10px 15px -3px rgba(0,0,0,.08);--shadow-xl:0 20px 25px -5px rgba(0,0,0,.1);--shadow-focus:0 0 0 3px var(--color-brand-primary-light);--transition-fast:0.1s ease;--transition-base:0.15s ease;--transition-slow:0.2s ease;--transition-slower:0.3s ease;--z-dropdown:100;--z-sticky:200;--z-fixed:300;--z-modal-backdrop:400;--z-modal:500;--z-popover:600;--z-tooltip:700;--btn-height-sm:32px;--btn-height-md:40px;--btn-height-lg:48px;--input-height-sm:32px;--input-height-md:40px;--input-height-lg:48px;--avatar-size-sm:24px;--avatar-size-md:32px;--avatar-size-lg:40px;--content-max-width:800px;--sidebar-width:260px;--sidebar-collapsed-width:64px;--bg-primary:var(--color-bg-primary);--bg-secondary:var(--color-bg-secondary);--bg-tertiary:var(--color-bg-tertiary);--bg-card:var(--color-bg-elevated);--bg-hover:var(--color-bg-hover);--bg-active:var(--color-bg-active);--text-primary:var(--color-text-primary);--text-secondary:var(--color-text-secondary);--text-tertiary:var(--color-text-tertiary);--text-inverse:var(--color-text-inverse);--accent-primary:var(--color-brand-primary);--accent-primary-light:var(--color-brand-primary-light);--accent-blue:var(--color-info);--accent-green:var(--color-success);--accent-yellow:var(--color-warning);--accent-red:var(--color-error);--accent-purple:var(--color-brand-secondary);--border-color:var(--color-border);--border-color-strong:var(--color-border-strong)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);font-family:var(--font-sans);font-weight:var(--font-medium);border-radius:var(--radius-lg);cursor:pointer;transition:all var(--transition-base);white-space:nowrap;border:1px solid transparent;text-decoration:none}.btn:focus-visible{outline:none;box-shadow:var(--shadow-focus)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-sm{height:var(--btn-height-sm);padding:0 var(--space-3)}.btn-md,.btn-sm{font-size:var(--text-sm)}.btn-md{height:var(--btn-height-md);padding:0 var(--space-4)}.btn-lg{height:var(--btn-height-lg);padding:0 var(--space-6);font-size:var(--text-base)}.btn-icon{width:var(--btn-height-md);height:var(--btn-height-md);padding:0}.btn-icon.btn-sm{width:var(--btn-height-sm);height:var(--btn-height-sm)}.btn-icon.btn-lg{width:var(--btn-height-lg);height:var(--btn-height-lg)}.btn-primary{background:var(--color-brand-primary);color:var(--color-text-inverse);border-color:var(--color-brand-primary)}.btn-primary:hover:not(:disabled){background:var(--color-brand-primary-dark);border-color:var(--color-brand-primary-dark)}.btn-secondary{background:var(--color-bg-secondary);color:var(--color-text-primary);border-color:var(--color-border)}.btn-secondary:hover:not(:disabled){background:var(--color-bg-hover);border-color:var(--color-border-strong)}.btn-ghost{background:transparent;color:var(--color-text-secondary);border-color:transparent}.btn-ghost:hover:not(:disabled){background:var(--color-bg-hover);color:var(--color-text-primary)}.btn-destructive{background:var(--color-error);color:var(--color-text-inverse);border-color:var(--color-error)}.btn-destructive:hover:not(:disabled){background:var(--color-error-dark);border-color:var(--color-error-dark)}.btn-outline{background:transparent;color:var(--color-brand-primary);border-color:var(--color-brand-primary)}.btn-outline:hover:not(:disabled){background:var(--color-brand-primary-light)}.btn-success{background:var(--color-success);color:var(--color-text-inverse);border-color:var(--color-success)}.btn-success:hover:not(:disabled){background:var(--color-success-dark);border-color:var(--color-success-dark)}.card{background:var(--color-bg-elevated);border:1px solid var(--color-border);border-radius:var(--radius-xl);padding:var(--space-6);transition:all var(--transition-base)}.card-hoverable{cursor:pointer}.card-hoverable:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--color-border-strong)}.card-compact{padding:var(--space-4)}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-4)}.card-title{font-size:var(--text-lg);font-weight:var(--font-medium);color:var(--color-text-primary);margin:0}.card-subtitle{font-size:var(--text-sm);color:var(--color-text-secondary);margin-top:var(--space-1)}.card-body{color:var(--color-text-primary)}.card-footer{margin-top:var(--space-4);padding-top:var(--space-4);border-top:1px solid var(--color-border)}.card-accent{border-left:3px solid var(--color-brand-primary);border-radius:0 var(--radius-xl) var(--radius-xl) 0}.card-accent-success{border-left-color:var(--color-success)}.card-accent-warning{border-left-color:var(--color-warning)}.card-accent-error{border-left-color:var(--color-error)}.card-accent-info{border-left-color:var(--color-info)}.badge{display:inline-flex;align-items:center;gap:var(--space-1);padding:var(--space-1) var(--space-2);font-size:var(--text-xs);font-weight:var(--font-medium);border-radius:var(--radius-full);white-space:nowrap}.badge-success{background:var(--color-success-light);color:var(--color-success)}.badge-warning{background:var(--color-warning-light);color:var(--color-warning)}.badge-error{background:var(--color-error-light);color:var(--color-error)}.badge-info{background:var(--color-info-light);color:var(--color-info)}.badge-neutral{background:var(--color-bg-tertiary);color:var(--color-text-secondary)}.badge-p0{background:var(--color-error-light);color:var(--color-priority-p0)}.badge-p1{background:rgba(249,115,22,.1);color:var(--color-priority-p1)}.badge-p2{background:rgba(234,179,8,.1);color:var(--color-priority-p2)}.badge-p3{background:var(--color-bg-tertiary);color:var(--color-priority-p3)}.badge-priority-solid{padding:2px var(--space-2);font-size:.625rem;font-weight:var(--font-semibold);color:var(--color-text-inverse);border-radius:var(--radius-sm)}.badge-priority-solid.p0{background:var(--color-priority-p0)}.badge-priority-solid.p1{background:var(--color-priority-p1)}.badge-priority-solid.p2{background:var(--color-priority-p2)}.badge-priority-solid.p3{background:var(--color-priority-p3)}.badge-risk-high{background:var(--color-error-light);color:var(--color-error)}.badge-risk-medium{background:var(--color-warning-light);color:var(--color-warning)}.badge-risk-low{background:var(--color-success-light);color:var(--color-success)}.badge-ai{background:rgba(139,92,246,.1);color:var(--color-brand-secondary);padding:2px var(--space-2);font-size:.625rem;font-weight:var(--font-medium)}.badge-ai.thinking{animation:pulse 1.5s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.6}}.input{width:100%;font-family:var(--font-sans);font-size:var(--text-sm);color:var(--color-text-primary);background:var(--color-bg-primary);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:0 var(--space-3);transition:all var(--transition-base)}.input:hover:not(:disabled){border-color:var(--color-border-strong)}.input:focus{outline:none;border-color:var(--color-brand-primary);box-shadow:var(--shadow-focus)}.input:disabled{background:var(--color-bg-secondary);color:var(--color-text-tertiary);cursor:not-allowed}.input::placeholder{color:var(--color-text-tertiary)}.input-sm{height:var(--input-height-sm);font-size:var(--text-xs)}.input-md{height:var(--input-height-md)}.input-lg{height:var(--input-height-lg);font-size:var(--text-base)}.textarea{min-height:80px;padding:var(--space-3);resize:vertical;line-height:var(--leading-normal)}.select{-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236B7280' d='M6 8L1 3h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right var(--space-3) center;padding-right:var(--space-8);cursor:pointer}.input-group{display:flex;align-items:stretch}.input-group .input{border-radius:0}.input-group .input:first-child{border-radius:var(--radius-md) 0 0 var(--radius-md)}.input-group .input:last-child{border-radius:0 var(--radius-md) var(--radius-md) 0}.input-group .btn{border-radius:0}.input-group .btn:last-child{border-radius:0 var(--radius-md) var(--radius-md) 0}.input-with-icon{position:relative}.input-with-icon .input{padding-left:var(--space-10)}.input-with-icon .input-icon{position:absolute;left:var(--space-3);top:50%;transform:translateY(-50%);color:var(--color-text-tertiary)}.form-field{margin-bottom:var(--space-4)}.form-label{display:block;font-size:var(--text-sm);font-weight:var(--font-medium);color:var(--color-text-primary);margin-bottom:var(--space-2)}.form-hint{color:var(--color-text-tertiary)}.form-error,.form-hint{font-size:var(--text-xs);margin-top:var(--space-1)}.form-error{color:var(--color-error)}.table-wrapper{overflow-x:auto;border:1px solid var(--color-border);border-radius:var(--radius-lg)}.table{width:100%;border-collapse:collapse;font-size:var(--text-sm)}.table td,.table th{padding:var(--space-3) var(--space-4);text-align:left;border-bottom:1px solid var(--color-border)}.table th{background:var(--color-bg-secondary);font-weight:var(--font-semibold);color:var(--color-text-secondary);text-transform:uppercase;font-size:var(--text-xs);letter-spacing:.05em}.table tr:last-child td{border-bottom:none}.table tr:hover td{background:var(--color-bg-hover)}.table-compact td,.table-compact th{padding:var(--space-2) var(--space-3)}.table-striped tbody tr:nth-child(2n){background:var(--color-bg-secondary)}.tabs{display:flex;gap:var(--space-1);border-bottom:1px solid var(--color-border)}.tab{padding:var(--space-3) var(--space-4);background:transparent;border:none;border-bottom:2px solid transparent;color:var(--color-text-secondary);font-size:var(--text-sm);font-weight:var(--font-medium);cursor:pointer;white-space:nowrap;transition:all var(--transition-base)}.tab:hover{color:var(--color-text-primary)}.tab.active,.tab[aria-selected=true]{color:var(--color-brand-primary);border-bottom-color:var(--color-brand-primary)}.tab:focus-visible{outline:none;box-shadow:inset var(--shadow-focus)}.tab-icon{display:inline-flex;align-items:center;gap:var(--space-2)}.tab-panel{padding:var(--space-4) 0}.tab-panel[hidden]{display:none}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:var(--color-bg-overlay);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:var(--z-modal-backdrop);animation:fadeIn var(--transition-base)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal{background:var(--color-bg-elevated);border:1px solid var(--color-border);border-radius:var(--radius-2xl);max-width:500px;width:90%;max-height:90vh;overflow:hidden;box-shadow:var(--shadow-xl);z-index:var(--z-modal);animation:slideUp var(--transition-slow)}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:var(--space-4) var(--space-6);border-bottom:1px solid var(--color-border)}.modal-title{font-size:var(--text-lg);font-weight:var(--font-medium);color:var(--color-text-primary);margin:0}.modal-close{background:none;border:none;color:var(--color-text-tertiary);cursor:pointer;padding:var(--space-1);border-radius:var(--radius-sm);transition:all var(--transition-fast)}.modal-close:hover{color:var(--color-text-primary);background:var(--color-bg-hover)}.modal-body{padding:var(--space-6);overflow-y:auto;max-height:calc(90vh - 140px)}.modal-footer{display:flex;justify-content:flex-end;gap:var(--space-3);padding:var(--space-4) var(--space-6);border-top:1px solid var(--color-border);background:var(--color-bg-secondary)}.modal-sm{max-width:400px}.modal-lg{max-width:700px}.modal-xl{max-width:900px}.alert{display:flex;align-items:flex-start;gap:var(--space-3);padding:var(--space-4);border-radius:var(--radius-lg);border:1px solid}.alert-icon{flex-shrink:0;font-size:var(--text-xl)}.alert-content{flex:1 1}.alert-title{font-weight:var(--font-medium);margin-bottom:var(--space-1)}.alert-message{font-size:var(--text-sm)}.alert-success{background:var(--color-success-light);border-color:var(--color-success);color:var(--color-success-dark)}.alert-warning{background:var(--color-warning-light);border-color:var(--color-warning);color:var(--color-warning-dark)}.alert-error{background:var(--color-error-light);border-color:var(--color-error);color:var(--color-error-dark)}.alert-info{background:var(--color-info-light);border-color:var(--color-info);color:var(--color-info-dark)}.chat-message{display:flex;gap:var(--space-3);margin-bottom:var(--space-6);animation:messageIn var(--transition-slow)}@keyframes messageIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.chat-message-user{flex-direction:row-reverse;justify-content:flex-start}.chat-message-user .message-body{display:flex;justify-content:flex-end}.chat-bubble-user{background:var(--color-bg-tertiary);border-radius:18px 18px 4px 18px;padding:var(--space-3) var(--space-4);max-width:80%;font-size:var(--text-sm);line-height:var(--leading-relaxed);color:var(--color-text-primary)}.chat-message-alfred{align-items:flex-start}.chat-avatar{width:var(--avatar-size-md);height:var(--avatar-size-md);border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;font-weight:var(--font-semibold);font-size:var(--text-xs);flex-shrink:0}.chat-avatar-alfred{background:linear-gradient(135deg,var(--color-alfred-gradient-start) 0,var(--color-alfred-gradient-end) 100%);color:var(--color-text-inverse)}.message-header{display:flex;align-items:center;gap:var(--space-2);margin-bottom:var(--space-1)}.message-sender{font-weight:var(--font-semibold);font-size:var(--text-sm);color:var(--color-text-primary)}.message-time{color:var(--color-text-tertiary);font-size:var(--text-xs)}.message-content{font-size:var(--text-sm);line-height:var(--leading-relaxed);color:var(--color-text-primary)}.message-sources{margin-top:var(--space-3);padding-top:var(--space-3);border-top:1px solid var(--color-border);color:var(--color-text-tertiary);font-size:var(--text-xs)}.typing-dots{display:flex;gap:var(--space-1);padding:var(--space-2) 0}.typing-dots span{width:8px;height:8px;background:var(--color-text-tertiary);border-radius:var(--radius-full);animation:typingBounce 1.4s ease-in-out infinite}.typing-dots span:nth-child(2){animation-delay:.2s}.typing-dots span:nth-child(3){animation-delay:.4s}@keyframes typingBounce{0%,60%,to{transform:translateY(0);opacity:.4}30%{transform:translateY(-6px);opacity:1}}.avatar{display:flex;align-items:center;justify-content:center;border-radius:var(--radius-full);font-weight:var(--font-semibold);color:var(--color-text-inverse)}.avatar-sm{width:var(--avatar-size-sm);height:var(--avatar-size-sm);font-size:.625rem}.avatar-md{width:var(--avatar-size-md);height:var(--avatar-size-md);font-size:var(--text-xs)}.avatar-lg{width:var(--avatar-size-lg);height:var(--avatar-size-lg);font-size:var(--text-sm)}.avatar-brand{background:linear-gradient(135deg,var(--color-alfred-gradient-start) 0,var(--color-alfred-gradient-end) 100%)}.avatar-purple{background:linear-gradient(135deg,#6366f1,#8b5cf6)}.spinner{width:20px;height:20px;border:2px solid var(--color-border);border-top-color:var(--color-brand-primary);border-radius:var(--radius-full);animation:spin 1s linear infinite}.spinner-sm{width:16px;height:16px}.spinner-lg{width:32px;height:32px;border-width:3px}@keyframes spin{to{transform:rotate(1turn)}}.loading-state{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-4);padding:var(--space-8);color:var(--color-text-secondary)}.empty-state{text-align:center;padding:var(--space-12);color:var(--color-text-tertiary)}.empty-state-icon{font-size:48px;margin-bottom:var(--space-4)}.empty-state-title{font-size:var(--text-lg);font-weight:var(--font-medium);color:var(--color-text-primary);margin-bottom:var(--space-2)}.empty-state-message{max-width:300px;margin:0 auto}.chip,.empty-state-message{font-size:var(--text-sm);color:var(--color-text-secondary)}.chip{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);background:var(--color-bg-primary);border:1px solid var(--color-border);border-radius:var(--radius-full);font-weight:var(--font-medium);cursor:pointer;transition:all var(--transition-base);white-space:nowrap}.chip:hover{background:var(--color-brand-primary-light);color:var(--color-brand-primary)}.chip-active,.chip:hover{border-color:var(--color-brand-primary)}.chip-active{background:var(--color-brand-primary);color:var(--color-text-inverse)}.chip-active:hover{background:var(--color-brand-primary-dark);border-color:var(--color-brand-primary-dark);color:var(--color-text-inverse)}.dropdown{position:relative;display:inline-block}.dropdown-menu{position:absolute;top:100%;right:0;margin-top:var(--space-2);background:var(--color-bg-elevated);border:1px solid var(--color-border);border-radius:var(--radius-lg);min-width:180px;box-shadow:var(--shadow-lg);z-index:var(--z-dropdown);animation:dropdownIn var(--transition-base)}@keyframes dropdownIn{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.dropdown-item{display:flex;align-items:center;gap:var(--space-3);width:100%;padding:var(--space-3) var(--space-4);background:none;border:none;color:var(--color-text-primary);font-size:var(--text-sm);cursor:pointer;text-align:left;transition:background var(--transition-fast)}.dropdown-item:hover{background:var(--color-bg-hover)}.dropdown-item:first-child{border-radius:var(--radius-lg) var(--radius-lg) 0 0}.dropdown-item:last-child{border-radius:0 0 var(--radius-lg) var(--radius-lg)}.dropdown-divider{height:1px;background:var(--color-border);margin:var(--space-1) 0}.tooltip{position:relative}.tooltip-content{position:absolute;bottom:100%;left:50%;transform:translateX(-50%);margin-bottom:var(--space-2);padding:var(--space-2) var(--space-3);background:var(--color-text-primary);color:var(--color-text-inverse);font-size:var(--text-xs);border-radius:var(--radius-md);white-space:nowrap;z-index:var(--z-tooltip);opacity:0;visibility:hidden;transition:all var(--transition-fast)}.tooltip:hover 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