:root{--font-sans:Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--brand-50:#fff6f2;--brand-100:#ffebe4;--brand-200:#f2b5a0;--brand-400:#d95e38;--brand-500:#e66037;--brand-600:#ff7043;--brand-700:#e95d31;--brand-800:#b43e1c;--brand-muted:#9a6f60;--bg-page:#f5f5f2;--bg-shell:#f7f7f4;--bg-sidebar:#fbfbf9;--bg-panel:#fdfdfb;--bg-card:#fff;--bg-subtle:#fafaf8;--bg-soft:#f5f4f1;--bg-hover:#f0efeb;--glass:#ffffffeb;--topbar-bg:#ffffffe0;--text-primary:#1d1d1b;--text-strong:#292927;--text-card:#353431;--text-body:#4d4b46;--text-secondary:#65635e;--text-dim:#85827c;--text-muted:#96938d;--text-faint:#9a9790;--border-strong:#dcdad4;--border:#deddd8;--border-soft:#e5e3de;--border-hover:#c5c2bb;--success:#25705a;--success-strong:#34735f;--success-bg:#e8f5ef;--success-bg-strong:#e7f4ee;--warning:#9e6517;--warning-bg:#fff1d8;--mint:#3d7d68;--mint-bg:#e4f2ec;--violet:#715d9b;--violet-bg:#eee9f8;--ink:#20201f;--ink-text:#d6d5d1;--on-dark:#fff;--avatar-bg:#ffe2d8;--avatar-text:#b43e1c;--overlay-warm:#fff7f3c7;--dot:#dedbd4;--fs-2xs:8px;--fs-xs:9px;--fs-sm:10px;--fs-md:11px;--fs-lg:12px;--fs-xl:15px;--fs-2xl:16px;--fs-3xl:18px;--fs-4xl:20px;--fs-5xl:25px;--fs-hero:clamp(28px, 3.1vw, 39px);--fw-semibold:650;--fw-heading:680;--fw-bold:700;--fw-heavy:750;--radius-xs:3px;--radius-sm:4px;--radius-md:6px;--radius-lg:7px;--radius-xl:8px;--radius-pill:99px;--radius-round:50%;--shadow-xs:0 1px 3px #23221f1f;--shadow-sm:0 3px 12px #2927230a;--shadow-md:0 6px 20px #2726230f;--shadow-lg:0 8px 25px #27262312;--shadow-primary:0 2px 8px #bc482324;--shadow-drawer:12px 0 35px #1f1e1c24;--ease-fast:.15s ease;color:var(--text-primary);background:var(--bg-page);font-family:var(--font-sans);font-synthesis:none;text-rendering:optimizelegibility;transition:background .25s,color .25s}[data-font-size=medium]{--fs-2xs:10px;--fs-xs:11px;--fs-sm:12px;--fs-md:13px;--fs-lg:14px;--fs-xl:17px;--fs-2xl:18px;--fs-3xl:21px;--fs-4xl:24px;--fs-5xl:30px;--fs-hero:clamp(34px, 3.4vw, 45px)}[data-font-size=large]{--fs-2xs:11px;--fs-xs:12px;--fs-sm:13px;--fs-md:15px;--fs-lg:16px;--fs-xl:19px;--fs-2xl:21px;--fs-3xl:24px;--fs-4xl:28px;--fs-5xl:35px;--fs-hero:clamp(38px, 3.7vw, 50px)}[data-theme=dark]{--bg-page:#121215;--bg-shell:#16161a;--bg-sidebar:#1a1a1e;--bg-panel:#1e1e22;--bg-card:#222226;--bg-subtle:#262629;--bg-soft:#2c2c30;--bg-hover:#323236;--glass:#16161af0;--topbar-bg:#121215eb;--text-primary:#ededea;--text-strong:#f5f5f2;--text-card:#dcdcd8;--text-body:#c0c0bc;--text-secondary:#b8b8b4;--text-dim:#9a9a96;--text-muted:#8a8a86;--text-faint:#7a7a76;--border-strong:#3a3a3e;--border:#2e2e32;--border-soft:#282830;--border-hover:#4a4a4e;--success:#3da87a;--success-bg:#0f2418;--success-bg-strong:#0f2418;--warning:#d4952e;--warning-bg:#2a1c08;--mint:#4ca08a;--mint-bg:#0f2018;--violet:#9a7cc8;--violet-bg:#1c1630;--ink:#0a0a0c;--ink-text:#b8b8b4;--avatar-bg:#2e1c14;--avatar-text:#ff8a6a;--overlay-warm:#0a0a0cd9;--dot:#2a2a2e;--shadow-xs:0 1px 3px #0006;--shadow-sm:0 3px 12px #0000004d;--shadow-md:0 6px 20px #00000059;--shadow-lg:0 8px 25px #0006;--shadow-primary:0 2px 10px #ff704340;--shadow-drawer:12px 0 40px #00000080}[data-theme=dark] body{background:var(--bg-page);color:var(--text-primary)}[data-theme=dark] .sidebar{background:var(--bg-sidebar);border-color:var(--border)}[data-theme=dark] .topbar{background:var(--topbar-bg);border-color:var(--border)}[data-theme=dark] .card,[data-theme=dark] .stat-card,[data-theme=dark] .settings-section{background:var(--bg-card);border-color:var(--border)}[data-theme=dark] input,[data-theme=dark] textarea,[data-theme=dark] select{background:var(--bg-subtle);border-color:var(--border);color:var(--text-card)}[data-theme=dark] input:focus,[data-theme=dark] textarea:focus{border-color:var(--brand-600);box-shadow:0 0 0 3px #ff704326}[data-theme=dark] table{border-color:var(--border)}[data-theme=dark] th{background:var(--bg-subtle);color:var(--text-secondary)}[data-theme=dark] td{border-color:var(--border-soft)}[data-theme=dark] .badge,[data-theme=dark] .pill{background:var(--bg-soft);color:var(--text-body)}[data-theme=dark] small{color:var(--text-dim)}[data-theme=dark] .nav-item{color:var(--text-secondary)}[data-theme=dark] .nav-item.active,[data-theme=dark] .nav-item:hover{color:var(--text-primary);background:var(--bg-hover)}[data-theme=dark] .sidebar-user-info{background:var(--bg-subtle);border-color:var(--border)}[data-theme=dark] .sidebar-user-info strong{color:var(--text-card)}[data-theme=dark] .sidebar-user-info small{color:var(--text-dim)}[data-theme=dark] .modal-header h2{color:var(--text-primary)}[data-theme=dark] .modal-actions{background:var(--bg-page);border-color:var(--border)}[data-theme=dark] .page-heading h1{color:var(--text-primary)}[data-theme=dark] .page-heading p{color:var(--text-secondary)}[data-theme=dark] .metric-card>strong{color:var(--text-primary)}[data-theme=dark] .metric-card>p{color:var(--text-card)}[data-theme=dark] .metric-card>small{color:var(--text-dim)}[data-theme=dark] .agent-body{background-color:var(--bg-panel)}[data-theme=dark] .agent-composer{background:var(--bg-card);border-color:var(--border)}[data-theme=dark] .agent-composer input{color:var(--text-card)}[data-theme=dark] .conversation-card{background:var(--bg-card);border-color:var(--border)}[data-theme=dark] .conversation-card strong{color:var(--text-card)}[data-theme=dark] .conversation-card p{color:var(--text-secondary)}[data-theme=dark] .conversation-card small{color:var(--text-dim)}[data-theme=dark] .activity-log-item p{color:var(--text-card)}[data-theme=dark] .activity-log-item small{color:var(--text-dim)}[data-theme=dark] .settings-profile-photo{background:var(--bg-subtle);border-color:var(--border)}[data-theme=dark] .settings-profile-info strong{color:var(--text-card)}[data-theme=dark] .settings-profile-info small{color:var(--text-dim)}[data-theme=dark] .disabled-input{background:var(--bg-subtle);color:var(--text-secondary);border-color:var(--border)}[data-theme=dark] .settings-role-text{color:#ff8a6a;background:#2a1c14;border-color:#4a2c1a}[data-theme=dark] .settings-role-text:before{background:#ff8a6a}[data-theme=dark] .language-option{background:var(--bg-card);border-color:var(--border);color:var(--text-card)}[data-theme=dark] .language-option.active{border-color:var(--brand-600);color:var(--text-primary);background:#2a1c14}[data-theme=dark] .language-option:hover{background:var(--bg-hover)}[data-theme=dark] .lang-name{color:var(--text-card)}[data-theme=dark] .lang-sub{color:var(--text-dim)}[data-theme=dark] .lang-check{color:var(--brand-600)}[data-theme=dark] .settings-switch-info label{color:var(--text-card)}[data-theme=dark] .settings-switch-info small{color:var(--text-dim)}[data-theme=dark] .toggle-switch{background:var(--border-strong)}[data-theme=dark] .toggle-switch.on{background:var(--brand-600)}[data-theme=dark] .toggle-knob{background:#fff}[data-theme=dark] .settings-divider{background:var(--border-soft)}[data-theme=dark] .employee-ask{background:var(--bg-card);border-color:var(--border);background-image:none}[data-theme=dark] .employee-ask:after{display:none}[data-theme=dark] .employee-ask-copy span{background:var(--brand-600)}[data-theme=dark] .employee-ask-copy small{color:var(--brand-500)}[data-theme=dark] .employee-ask-copy h2{color:var(--text-primary)}[data-theme=dark] .employee-ask form{background:var(--bg-subtle);border-color:var(--border)}[data-theme=dark] .employee-ask form input{color:var(--text-card)}[data-theme=dark] .quick-library button{background:var(--bg-card);border-color:var(--border)}[data-theme=dark] .employee-prompts button{background:var(--bg-card);border-color:var(--border);color:var(--text-secondary)}[data-theme=dark] .employee-prompts button:hover{border-color:var(--brand-600);color:var(--brand-500)}[data-theme=dark] .employee-answer{background:var(--bg-card);border-color:var(--border);border-left-color:var(--brand-600)}[data-theme=dark] .employee-answer p{color:var(--text-body)}[data-theme=dark] .answer-label{color:var(--brand-500)}[data-theme=dark] .quick-library strong{color:var(--text-card)}[data-theme=dark] .quick-library small{color:var(--text-dim)}[data-theme=dark] .recent-item{background:var(--bg-card);border-color:var(--border)}[data-theme=dark] .recent-item strong{color:var(--text-card)}[data-theme=dark] .recent-item p{color:var(--text-secondary)}[data-theme=dark] .required-list,[data-theme=dark] .required-item{background:var(--bg-card);border-color:var(--border)}[data-theme=dark] .required-item:hover{background:var(--bg-hover)}[data-theme=dark] .help-contact-card{background:var(--bg-card);border-color:var(--border)}[data-theme=dark] .help-contact-card strong{color:var(--text-card)}[data-theme=dark] .help-contact-card small{color:var(--text-dim)}[data-theme=dark] .faq-item{background:var(--bg-card);border-color:var(--border)}[data-theme=dark] .faq-item summary{color:var(--text-card)}[data-theme=dark] .faq-item p{color:var(--text-secondary)}[data-theme=dark] .modal-card{background:var(--bg-panel);border-color:var(--border)}[data-theme=dark] .modal-overlay{background:#0009}[data-theme=dark] .inbox-item{border-color:var(--border-soft)}[data-theme=dark] .inbox-item.active{background:var(--bg-hover)}[data-theme=dark] .inbox-chat-header{background:var(--bg-card);border-color:var(--border)}[data-theme=dark] .inbox-messages{background:var(--bg-page)}[data-theme=dark] .empty-state{color:var(--text-dim)}[data-theme=dark] a{color:var(--brand-600)}[data-theme=dark] .primary-button{box-shadow:var(--shadow-primary)}[data-theme=dark] .primary-button:hover{box-shadow:0 4px 16px #ff70434d}[data-theme=dark] .document-name{color:var(--text-card)}[data-theme=dark] .data-table tbody tr:hover{background:var(--bg-hover)}[data-theme=dark] .status-badge.ready{color:var(--success);background:var(--success-bg)}[data-theme=dark] .status-badge.processing,[data-theme=dark] .status-badge.queued{color:var(--warning);background:var(--warning-bg)}[data-theme=dark] .status-badge.failed{color:#ff6b6b;background:#2a1414}[data-theme=dark] .role-badge.admin{color:#ff8a6a;background:#2a1c14}[data-theme=dark] .role-badge.user{background:var(--success-bg);color:var(--success)}[data-theme=dark] .filter-chip{background:var(--bg-card);border-color:var(--border);color:var(--text-secondary)}[data-theme=dark] .filter-chip.active{border-color:var(--brand-600);color:#ff8a6a;background:#2a1c14}[data-theme=dark] .filter-chip:hover{background:var(--bg-hover)}[data-theme=dark] .user-message{background:var(--brand-600);color:#fff}[data-theme=dark] .assistant-message{background:var(--bg-card);border-color:var(--border);color:var(--text-body)}[data-theme=dark] .assistant-message p{color:var(--text-body)}[data-theme=dark] .chat-composer{background:var(--bg-card);border-color:var(--border)}[data-theme=dark] .chat-composer input{color:var(--text-card)}[data-theme=dark] .chat-empty h2{color:var(--text-primary)}[data-theme=dark] .chat-empty>p{color:var(--text-dim)}[data-theme=dark] .chat-empty button{background:var(--bg-card);border-color:var(--border);color:var(--text-secondary)}[data-theme=dark] .messaging-bubble.received .messaging-bubble-content{background:var(--bg-card);border-color:var(--border);color:var(--text-body)}[data-theme=dark] .messaging-composer{background:var(--bg-card);border-color:var(--border)}[data-theme=dark] .messaging-composer input{color:var(--text-card)}[data-theme=dark] .mc-composer{background:var(--bg-card);border-color:var(--border)}[data-theme=dark] .mc-input-row input{color:var(--text-card)}[data-theme=dark] .source-card{background:var(--bg-card);border-color:var(--border);color:var(--text-body)}[data-theme=dark] .source-card strong{color:var(--text-card)}[data-theme=dark] .source-card small{color:var(--text-dim)}[data-theme=dark] .source-card-excerpt{background:var(--bg-subtle);border-color:var(--border-soft)}[data-theme=dark] .source-card-excerpt p{color:var(--text-body)}[data-theme=dark] .verified{background:var(--success-bg);color:var(--success);border-color:#3da87a26}[data-theme=dark] .upload-file-area{border-color:var(--border);background:var(--bg-subtle)}[data-theme=dark] .upload-file-area:hover{background:var(--bg-hover)}[data-theme=dark] .upload-file-empty svg{color:var(--text-dim)}[data-theme=dark] .upload-collection-chip{background:var(--bg-card);border-color:var(--border);color:var(--text-secondary)}[data-theme=dark] .upload-collection-chip.active{border-color:var(--brand-600);color:#ff8a6a;background:#2a1c14}[data-theme=dark] .upload-collection-chip:hover{background:var(--bg-hover)}[data-theme=dark] .collection-item{background:var(--bg-card);border-color:var(--border);color:var(--text-card)}[data-theme=dark] .collection-item strong{color:var(--text-card)}[data-theme=dark] .collection-item small{color:var(--text-dim)}[data-theme=dark] .filter-search{background:var(--bg-card);border-color:var(--border)}[data-theme=dark] .filter-search input{color:var(--text-card)}[data-theme=dark] .secondary-button{background:var(--bg-card);border-color:var(--border);color:var(--text-card)}[data-theme=dark] .secondary-button:hover{background:var(--bg-hover)}*{box-sizing:border-box}body{min-width:320px;min-height:100vh;margin:0}button,input{font:inherit}button{cursor:pointer}.app-shell{background:var(--bg-shell);grid-template-rows:minmax(0,1fr);grid-template-columns:232px minmax(0,1fr);min-height:100vh;transition:grid-template-columns .3s cubic-bezier(.4,0,.2,1);display:grid}.sidebar{background:var(--bg-sidebar);border-right:1px solid var(--border);z-index:20;flex-direction:column;grid-row:1;height:100vh;padding:20px 14px 15px;transition:padding .3s cubic-bezier(.4,0,.2,1);display:flex;position:sticky;top:0;overflow-y:auto}.brand-lockup{white-space:nowrap;align-items:center;gap:9px;height:38px;padding:0 9px;transition:padding .3s cubic-bezier(.4,0,.2,1),justify-content .3s;display:flex;overflow:hidden}.brand-name{min-width:0;color:var(--text-strong);font-family:var(--font-sans);font-size:var(--fs-2xl);font-weight:var(--fw-heavy);letter-spacing:.01em;white-space:nowrap;flex:auto;line-height:1.2;display:block;overflow:visible}.brand-mark{border-radius:var(--radius-lg);background:var(--brand-600);width:28px;height:28px;color:var(--on-dark);place-items:center;display:grid}.sidebar-user-info{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);align-items:center;gap:10px;margin:17px 0 21px;padding:10px 12px;transition:opacity .2s,margin .3s;display:flex;overflow:hidden}.sidebar-user-info .avatar{border-radius:var(--radius-md);background:var(--brand-100);width:32px;height:32px;color:var(--brand-800);font-size:var(--fs-xs);font-weight:var(--fw-bold);flex-shrink:0;place-items:center;display:grid}.sidebar-user-info strong,.sidebar-user-info small{display:block}.sidebar-user-info strong{font-size:var(--fs-md);color:var(--text-card)}.sidebar-user-info small{color:var(--text-muted);font-size:var(--fs-xs);margin-top:1px}.sidebar-user-info .workspace-label{color:var(--brand-500);font-weight:var(--fw-semibold);margin-top:3px}.sidebar nav>p{color:var(--text-faint);font-size:var(--fs-xs);font-weight:var(--fw-bold);text-transform:uppercase;letter-spacing:.08em;margin:0 9px 7px}.nav-item{border-radius:var(--radius-md);width:100%;min-height:39px;color:var(--text-secondary);text-align:left;font-size:var(--fs-lg);transition:background var(--ease-fast), color var(--ease-fast), padding .3s cubic-bezier(.4,0,.2,1);background:0 0;border:0;align-items:center;gap:10px;padding:0 10px;text-decoration:none;display:flex;position:relative}.nav-item:hover{background:var(--bg-hover);color:var(--text-strong)}.nav-item.active{background:var(--bg-hover);color:var(--text-primary);font-weight:var(--fw-semibold)}.nav-item.active:before{content:"";border-radius:var(--radius-xs);background:var(--brand-600);width:3px;height:18px;position:absolute;top:50%;left:0;transform:translateY(-50%)}.nav-item:focus{outline:none}.nav-item:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px}.nav-badge{border-radius:var(--radius-round);background:var(--brand-600);min-width:18px;height:18px;color:var(--on-dark);font-size:var(--fs-2xs);font-weight:var(--fw-bold);flex-shrink:0;place-items:center;margin-left:auto;padding:0 5px;line-height:1;display:inline-grid}.sidebar-lower{margin-top:auto}.profile-row{border-top:1px solid var(--border-soft);grid-template-columns:32px 1fr auto;align-items:center;gap:9px;margin-top:12px;padding:16px 8px 0;display:grid}.profile-row strong{font-size:var(--fs-md)}.profile-row small{color:var(--text-muted);font-size:var(--fs-xs);margin-top:2px}.avatar{border-radius:var(--radius-round);background:var(--avatar-bg);width:30px;height:30px;color:var(--avatar-text);font-size:var(--fs-sm);font-weight:var(--fw-heavy);place-items:center;display:grid}.user-photo-avatar{object-fit:cover}.avatar.small{width:26px;height:26px}.mobile-close{display:none}.edit-photo-field{align-items:center;gap:12px;display:flex}.edit-photo-preview{border-radius:var(--radius-round);border:2px solid var(--border);flex-shrink:0;width:64px;height:64px;position:relative;overflow:hidden}.edit-photo-preview img{object-fit:cover;width:100%;height:100%}.edit-photo-remove{color:#fff;cursor:pointer;background:#0009;border:0;border-radius:50%;place-items:center;width:20px;height:20px;padding:0;display:grid;position:absolute;top:2px;right:2px}.edit-photo-upload{border-radius:var(--radius-round);border:2px dashed var(--border-strong);background:var(--bg-page);width:64px;height:64px;color:var(--text-muted);cursor:pointer;flex-direction:column;flex-shrink:0;justify-content:center;align-items:center;gap:2px;transition:border-color .15s,color .15s;display:flex}.edit-photo-upload:hover{border-color:var(--brand-500);color:var(--brand-600)}.edit-photo-upload span{font-size:9px;line-height:1}.edit-photo-change{color:var(--brand-600);font-size:var(--fs-xs);cursor:pointer;background:0 0;border:0;padding:0}.edit-photo-change:hover{text-decoration:underline}.sidebar-user-avatar{justify-content:center;margin:12px 0 16px;display:flex}.sidebar-user-avatar .avatar{width:36px;height:36px}.sidebar-collapse-btn{width:24px;height:24px;color:var(--text-muted);cursor:pointer;appearance:none;background:0 0;border:0;border-radius:0;outline:none;flex:0 0 24px;place-items:center;margin-left:auto;padding:0;transition:color .15s,margin .3s cubic-bezier(.4,0,.2,1),transform .3s cubic-bezier(.4,0,.2,1);display:grid}.sidebar-collapse-btn:hover{color:var(--text-strong)}.app-shell.sidebar-collapsed .sidebar-collapse-btn{margin-top:8px;margin-left:0}.app-shell.sidebar-collapsed{grid-template-columns:64px minmax(0,1fr)}.app-shell.sidebar-collapsed .sidebar{align-items:center;padding:16px 0}.app-shell.sidebar-collapsed .sidebar .nav-item{background:0 0;justify-content:center;min-height:42px;padding:0}.app-shell.sidebar-collapsed .sidebar .nav-item span{opacity:0;width:0;transition:opacity .15s,width .2s;overflow:hidden}.app-shell.sidebar-collapsed .sidebar .nav-badge{transition:top .2s,right .2s}.app-shell.sidebar-collapsed .sidebar .nav-item.active{background:0 0}.app-shell.sidebar-collapsed .sidebar .nav-item.active:before{border-radius:2px;width:16px;height:3px;top:auto;bottom:4px;left:50%;transform:translate(-50%)}.app-shell.sidebar-collapsed .sidebar .nav-badge{min-width:16px;height:16px;margin-left:0;padding:0 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var(--brand-200);flex-shrink:0;place-items:center;display:grid}.upload-file-selected strong{font-size:var(--fs-sm);color:var(--text-card);font-weight:var(--fw-semibold);display:block}.upload-file-selected small{color:var(--text-muted);font-size:var(--fs-2xs)}.upload-file-selected>.icon-button{margin-left:auto}.upload-field{margin-bottom:16px}.upload-field label{font-size:var(--fs-xs);font-weight:var(--fw-semibold);color:var(--text-secondary);letter-spacing:.02em;align-items:center;margin-bottom:8px;display:flex}.upload-field input{border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--bg-card);width:100%;min-height:42px;color:var(--text-primary);font-size:var(--fs-sm);outline:none;padding:0 14px;transition:border-color .15s,box-shadow .15s}.upload-field input:focus{border-color:var(--brand-600);box-shadow:0 0 0 3px var(--brand-100)}.upload-error-msg{border-radius:var(--radius-md);background:var(--brand-100);color:var(--brand-800);font-size:var(--fs-xs);margin-bottom:14px;padding:10px 14px}.upload-collection-grid{flex-wrap:wrap;gap:8px;display:flex}.upload-collection-chip{border:1px solid var(--border);border-radius:var(--radius-xl);background:var(--bg-card);color:var(--text-secondary);font-size:var(--fs-xs);font-weight:var(--fw-semibold);cursor:pointer;align-items:center;padding:8px 16px;transition:all .15s;display:inline-flex}.upload-collection-chip svg{margin-right:5px}.upload-collection-chip:hover{border-color:var(--border-hover);background:var(--bg-subtle);color:var(--text-card)}.upload-collection-chip.active{border-color:var(--brand-600);background:var(--brand-50);color:var(--brand-700)}.upload-collection-chip:disabled{opacity:.5;cursor:not-allowed}.upload-collection-add{border:1px dashed var(--brand-500);border-radius:var(--radius-md);min-height:34px;color:var(--brand-700);font:inherit;font-size:var(--fs-xs);font-weight:var(--fw-semibold);background:0 0;align-items:center;gap:5px;padding:0 11px;display:inline-flex}.upload-collection-add:hover:not(:disabled){background:var(--brand-50)}.upload-category-help{color:var(--text-muted);font-size:var(--fs-xs);margin-top:8px;display:block}.upload-category-create{grid-template-columns:minmax(0,1fr) auto auto;gap:8px;margin-top:10px;display:grid}.upload-category-create input{min-width:0}.select-wrapper select{border:1px solid var(--border-strong);border-radius:var(--radius-md);width:100%;height:40px;font-size:var(--fs-md);color:var(--text-card);background:var(--bg-card);appearance:none;cursor:pointer;outline:0;padding:0 32px 0 12px}.select-wrapper select:focus{border-color:var(--brand-600);box-shadow:0 0 0 3px var(--brand-100)}.select-icon{pointer-events:none;color:var(--text-muted);position:absolute;top:50%;right:10px;transform:translateY(-50%)}.settings-grid{gap:20px;display:grid}.settings-section{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px}.settings-section-header{border-bottom:1px solid var(--border);align-items:center;gap:12px;margin-bottom:20px;padding-bottom:16px;display:flex}.settings-icon{border-radius:var(--radius-md);background:var(--brand-50);width:36px;height:36px;color:var(--brand-600);place-items:center;display:grid}.settings-section-header h3{font-size:var(--fs-lg);margin:0}.settings-section-header small{color:var(--text-dim);font-size:var(--fs-xs)}.settings-form{gap:16px;display:grid}.settings-profile-photo{background:var(--bg-page);border:1px solid var(--border);border-radius:var(--radius-lg);align-items:center;gap:14px;padding:16px;display:flex}.settings-avatar-img{border-radius:var(--radius-round);object-fit:cover;border:2px solid var(--border);width:64px;height:64px}.settings-profile-info strong{font-size:var(--fs-lg);display:block}.settings-profile-info small{color:var(--text-dim)}.settings-field label{font-size:var(--fs-sm);color:var(--text-strong);margin-bottom:6px;font-weight:600;display:block}.settings-field input{border:1px solid var(--border-strong);border-radius:var(--radius-md);width:100%;height:40px;font-size:var(--fs-md);color:var(--text-card);background:var(--bg-card);outline:0;padding:0 12px}.settings-field input:focus{border-color:var(--brand-600);box-shadow:0 0 0 3px var(--brand-100)}.settings-field small{font-size:var(--fs-xs);color:var(--text-dim);margin-top:4px;display:block}.disabled-input{cursor:not-allowed;background:var(--bg-subtle)!important;color:var(--text-muted)!important}.settings-profile-actions{border-top:1px solid var(--border);justify-content:flex-end;align-items:center;gap:12px;margin-top:4px;padding-top:16px;display:flex}.settings-profile-status{font-size:var(--fs-sm);margin-right:auto}.settings-profile-status.error{color:var(--danger-700,#b42318)}.settings-profile-status.success{color:var(--success-700,#18794e)}.settings-role-display{align-items:center;gap:12px;display:flex}.settings-role-display small{color:var(--text-dim);font-size:var(--fs-xs)}.settings-role-text{border-radius:var(--radius-pill);font-size:var(--fs-sm);font-weight:var(--fw-semibold);background:var(--brand-50);color:var(--brand-800);border:1px solid var(--brand-200);align-items:center;gap:6px;padding:6px 14px;display:inline-flex}.settings-role-text:before{content:"";background:var(--brand-600);border-radius:50%;flex-shrink:0;width:8px;height:8px}.settings-actions{padding-top:8px}.settings-info-grid{grid-template-columns:1fr 1fr;gap:16px;display:grid}.settings-info-item label{font-size:var(--fs-xs);color:var(--text-dim);text-transform:uppercase;letter-spacing:.03em;margin-bottom:4px;display:block}.settings-info-item span{font-size:var(--fs-md);color:var(--text-card);font-weight:500}.settings-theme-grid{grid-template-columns:1fr 1fr;gap:12px;display:grid}.theme-card{border:2px solid var(--border);border-radius:var(--radius-lg);background:var(--bg-card);cursor:pointer;flex-direction:column;align-items:center;gap:10px;padding:14px;transition:all .2s;display:flex}.theme-card:hover{border-color:var(--border-hover);transform:translateY(-1px);box-shadow:0 4px 12px #0000000f}.theme-card.active{border-color:var(--brand-600);background:var(--brand-50);box-shadow:0 0 0 3px var(--brand-100)}.theme-preview{border-radius:var(--radius-md);border:1px solid var(--border);width:100%;height:64px;display:flex;overflow:hidden}.theme-light-preview{background:#fff}.theme-dark-preview{background:#1a1a2e}.theme-preview-sidebar{background:#f0f0f5;border-right:1px solid #e5e5ea;flex-shrink:0;width:28px}.theme-preview-sidebar.dark{background:#16162a;border-color:#2a2a4a}.theme-preview-content{flex-direction:column;flex:1;gap:4px;padding:6px;display:flex}.theme-preview-content.dark{background:#1a1a2e}.theme-preview-bar{background:#e8e8ed;border-radius:2px;height:8px}.theme-preview-bar.dark{background:#2a2a4a}.theme-preview-block{background:#f0f0f5;border-radius:2px;height:6px}.theme-preview-block.dark{background:#22223a}.theme-preview-block.short{width:60%}.theme-label{font-size:var(--fs-sm);color:var(--text-secondary);align-items:center;gap:6px;font-weight:500;display:flex}.theme-card.active .theme-label{color:var(--brand-700);font-weight:600}.settings-font-options{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;display:grid}.font-size-option{border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--bg-card);min-height:72px;color:var(--text-secondary);cursor:pointer;flex-direction:column;justify-content:center;align-items:center;gap:5px;display:flex}.font-size-option:hover{border-color:var(--border-hover);background:var(--bg-subtle)}.font-size-option.active{border-color:var(--brand-600);background:var(--brand-50);box-shadow:0 0 0 3px var(--brand-100);color:var(--brand-700)}.font-size-option>span:last-child{font-size:var(--fs-xs);font-weight:var(--fw-semibold)}.font-size-sample{color:var(--text-card);font-weight:var(--fw-bold);line-height:1}.font-size-sample.small{font-size:15px}.font-size-sample.medium{font-size:19px}.font-size-sample.large{font-size:23px}.font-size-option.active .font-size-sample{color:var(--brand-700)}.settings-language-options{flex-direction:column;gap:8px;display:flex}.language-option{border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--bg-card);cursor:pointer;text-align:left;align-items:center;gap:12px;width:100%;padding:12px 16px;transition:all .15s;display:flex}.language-option:hover{border-color:var(--border-hover);background:var(--bg-subtle)}.language-option.active{border-color:var(--brand-600);background:var(--brand-50);box-shadow:0 0 0 3px var(--brand-100)}.lang-flag{font-size:24px;line-height:1}.lang-text{flex-direction:column;flex:1;gap:1px;display:flex}.lang-name{font-size:var(--fs-md);color:var(--text-card);font-weight:500}.lang-sub{font-size:var(--fs-xs);color:var(--text-dim)}.lang-check{color:var(--brand-600);flex-shrink:0}.settings-switch-row{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:14px 0;display:flex}.settings-switch-row:last-child{border-bottom:0}.settings-switch-info{flex:1}.settings-switch-info label{font-size:var(--fs-md);color:var(--text-card);margin-bottom:2px;font-weight:500;display:block}.settings-switch-info small{font-size:var(--fs-xs);color:var(--text-dim);display:block}.settings-divider{background:var(--border);height:1px;margin:4px 0}.toggle-switch{background:var(--border-strong);cursor:pointer;border:0;border-radius:12px;flex-shrink:0;width:44px;height:24px;padding:0;transition:background .2s;position:relative}.toggle-switch.on{background:var(--brand-600)}.toggle-knob{background:#fff;border-radius:50%;width:20px;height:20px;transition:transform .2s;position:absolute;top:2px;left:2px;box-shadow:0 1px 3px #0003}.toggle-switch.on .toggle-knob{transform:translate(20px)}.help-grid{gap:24px;display:grid}.help-section h3{font-size:var(--fs-lg);margin:0 0 14px}.help-links{gap:10px;display:grid}.help-link-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);color:inherit;text-align:left;cursor:pointer;align-items:center;gap:12px;width:100%;padding:14px 16px;text-decoration:none;transition:border-color .15s,box-shadow .15s;display:flex}.help-link-card:hover{border-color:var(--brand-600);box-shadow:0 2px 8px #ff704314}.help-link-icon{border-radius:var(--radius-md);flex-shrink:0;place-items:center;width:36px;height:36px;display:grid}.help-link-icon.orange{background:var(--brand-50);color:var(--brand-600)}.help-link-icon.mint{color:#25705a;background:#e6f7f1}.help-link-icon.violet{color:#6c5ce7;background:#f0ecff}.help-link-card div{flex:1;min-width:0}.help-link-card strong{font-size:var(--fs-md);color:var(--text-card);display:block}.help-link-card small{color:var(--text-dim);font-size:var(--fs-xs)}.help-link-card>svg{color:var(--text-muted);flex-shrink:0}.faq-list{gap:6px;display:grid}.faq-item{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden}.faq-question{width:100%;font-size:var(--fs-md);color:var(--text-card);cursor:pointer;text-align:left;background:0 0;border:none;justify-content:space-between;align-items:center;padding:14px 16px;font-weight:500;display:flex}.faq-question:hover{background:var(--bg-subtle)}.faq-chevron{color:var(--text-muted);flex-shrink:0;margin-left:12px;transition:transform .2s}.faq-item.open .faq-chevron{transform:rotate(90deg)}.faq-answer{font-size:var(--fs-sm);color:var(--text-body);padding:0 16px 14px;line-height:1.6}.faq-answer p{margin:0}.help-contact-grid{grid-template-columns:1fr 1fr;gap:12px;display:grid}.help-contact-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);text-align:left;align-items:center;gap:14px;width:100%;min-height:112px;padding:18px 20px;display:flex}.help-contact-card>svg{color:var(--brand-600);flex:none}.help-contact-card>div{gap:4px;min-width:0;display:grid}.help-contact-card strong{font-size:var(--fs-md);color:var(--text-card);display:block}.help-contact-card small{color:var(--text-dim);font-size:var(--fs-xs);line-height:1.35;display:block}.help-contact-card p{font-size:var(--fs-xs);color:var(--text-muted);margin:0;line-height:1.35}.activity-log-list{gap:4px;display:grid}.activity-log-item{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);align-items:flex-start;gap:12px;padding:12px 14px;display:flex}.activity-dot{border-radius:50%;flex-shrink:0;width:8px;height:8px;margin-top:6px}.activity-dot.upload{background:var(--brand-600)}.activity-dot.index{background:#25705a}.activity-dot.query{background:#6c5ce7}.activity-dot.user{background:#d4a03c}.activity-dot.system{background:var(--text-muted)}.activity-log-item div{flex:1;min-width:0}.activity-log-item p{font-size:var(--fs-sm);color:var(--text-card);margin:0;line-height:1.4}.activity-log-item p strong{font-weight:600}.activity-log-item small{color:var(--text-dim);font-size:var(--fs-xs)}.activity-log-item .activity-meta{gap:12px;margin-top:3px;display:flex}.conversation-list{gap:8px;display:grid}.conversation-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);cursor:pointer;text-align:left;align-items:flex-start;gap:12px;width:100%;padding:16px;transition:border-color .15s,box-shadow .15s;display:flex}.conversation-card:hover{border-color:var(--brand-600);box-shadow:0 2px 8px #ff704314}.conversation-icon{border-radius:var(--radius-md);background:var(--brand-50);width:36px;height:36px;color:var(--brand-600);flex-shrink:0;place-items:center;display:grid}.conversation-card div{flex:1;min-width:0}.conversation-card strong{font-size:var(--fs-md);color:var(--text-card);margin-bottom:2px;display:block}.conversation-card small{color:var(--text-dim);font-size:var(--fs-xs)}.conversation-card p{font-size:var(--fs-xs);color:var(--text-muted);margin:4px 0 0}.doc-preview-modal{max-width:640px}.doc-preview-content{background:var(--bg-subtle);border-radius:14px;margin-top:20px;padding:20px}.doc-preview-content>label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em;font-size:9px;font-weight:var(--fw-heavy);margin-bottom:14px;display:block}.doc-preview-content p{font-size:var(--fs-sm);color:var(--text-body);margin:0 0 12px;line-height:1.7}.doc-preview-chunks{gap:10px;margin-top:0;display:grid}.doc-preview-chunk{background:var(--bg-card);border:1px solid var(--border);border-radius:12px;padding:16px 18px}.doc-preview-chunk label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em;font-size:9px;font-weight:var(--fw-heavy);margin-bottom:8px;display:block}.doc-preview-chunk p{font-size:var(--fs-sm);color:var(--text-body);margin:0;line-height:1.65}.page-content{min-height:calc(100vh - 58px)}.chat-page{height:calc(100vh - 58px);overflow:hidden}.agent-panel{height:calc(100vh - 58px);min-height:calc(100vh - 58px)}.messaging-page{flex-direction:column;height:calc(100vh - 58px);display:flex;overflow:hidden}.messaging-header{border-bottom:1px solid var(--border);background:var(--bg-card);flex-shrink:0;align-items:center;gap:12px;padding:14px 24px;display:flex}.messaging-header-info{align-items:center;gap:10px;display:flex}.messaging-header-info strong{font-size:var(--fs-md);display:block}.messaging-header-info small{color:var(--text-muted);font-size:var(--fs-xs);display:block}.messaging-header-avatar{border-radius:var(--radius-round);background:var(--brand-600);width:36px;height:36px;color:var(--on-dark);font-size:var(--fs-sm);font-weight:var(--fw-heavy);flex-shrink:0;place-items:center;display:grid}.messaging-photo-avatar,.inbox-photo-avatar{object-fit:cover}.messaging-body{flex-direction:column;flex:1;min-height:0;padding:16px 24px;display:flex;overflow-y:auto}.messaging-messages{flex-direction:column;gap:2px;margin-top:auto;display:flex}.messaging-loading{color:var(--text-muted);font-size:var(--fs-sm);justify-content:center;align-items:center;gap:8px;padding:48px 0;display:flex}.messaging-empty{color:var(--text-dim);font-size:var(--fs-sm);flex:1;justify-content:center;align-items:center;display:flex}.messaging-date-group{flex-direction:column;gap:2px;display:flex}.messaging-date-divider{text-align:center;margin:16px 0 6px}.messaging-date-divider span{border-radius:var(--radius-pill);background:var(--bg-subtle);color:var(--text-muted);font-size:var(--fs-2xs);font-weight:var(--fw-semibold);letter-spacing:.02em;padding:4px 14px;display:inline-block}.messaging-bubble-wrap{flex-direction:column;gap:1px;display:flex}.messaging-bubble-wrap.sent{align-items:flex-end}.messaging-bubble-wrap.received{align-items:flex-start}.messaging-bubble-wrap.group-start{margin-top:10px}.messaging-bubble-wrap.group-continuation{margin-top:1px}.messaging-sender-name{font-size:var(--fs-2xs);color:var(--text-muted);font-weight:var(--fw-semibold);margin-bottom:1px;padding:0 4px}.messaging-bubble{flex-direction:column;gap:3px;max-width:70%;display:flex}.messaging-bubble.sent{align-self:flex-end;align-items:flex-end}.messaging-bubble.received{align-self:flex-start;align-items:flex-start}.messaging-bubble-content{border-radius:var(--radius-xl);font-size:var(--fs-sm);padding:10px 14px;line-height:1.55}.messaging-bubble.sent .messaging-bubble-content{background:var(--brand-600);color:var(--on-dark);border-bottom-right-radius:2px}.messaging-bubble.received .messaging-bubble-content{background:var(--bg-card);border:1px solid var(--border);color:var(--text-body);border-bottom-left-radius:2px}.messaging-bubble-content p{margin:0}.messaging-bubble-time{font-size:var(--fs-2xs);color:var(--text-muted);padding:0 4px}.message-actions{opacity:0;transition:opacity var(--ease-fast), transform var(--ease-fast);gap:3px;display:flex;position:absolute;top:-24px;right:0;transform:translateY(3px)}.messaging-bubble:hover .message-actions,.messaging-bubble:focus-within .message-actions{opacity:1;transform:translateY(0)}.message-actions button{border:1px solid var(--border);border-radius:var(--radius-md);background:var(--bg-card);width:24px;height:22px;color:var(--text-secondary);cursor:pointer;box-shadow:var(--shadow-xs);place-items:center;display:grid}.message-actions button:hover{color:var(--brand-700);border-color:var(--brand-200)}.messaging-bubble{position:relative}.message-edit-form textarea{resize:vertical;border:1px solid var(--brand-200);border-radius:var(--radius-md);background:var(--bg-card);width:min(320px,70vw);min-height:70px;color:var(--text-card);font:inherit;outline:none;padding:8px;display:block}.message-edit-actions{justify-content:flex-end;gap:6px;margin-top:6px;display:flex}.message-edit-actions button{border-radius:var(--radius-md);background:var(--bg-hover);color:var(--text-secondary);font-size:var(--fs-xs);cursor:pointer;border:0;align-items:center;gap:4px;padding:5px 8px;display:inline-flex}.message-edit-actions button:last-child{background:var(--brand-600);color:var(--on-dark)}.message-edit-actions button:disabled{opacity:.5;cursor:not-allowed}.messaging-composer{border:1px solid 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