:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--surface-app:#f3f6f8;--surface-primary:#fff;--surface-secondary:#f7f9fa;--surface-elevated:#fff;--surface-overlay:#030c0a94;--text-primary:#13201d;--text-muted:#5b6a66;--border-default:#dce4e1;--brand-primary:#167a63;--brand-strong:#0d5d4b;--brand-subtle:#e3f4ef;--status-success:#0d5d4b;--status-success-background:#e3f4ef;--status-warning:#996515;--status-warning-background:#fff3d6;--status-error:#b53b4b;--status-error-background:#fbeaec;--status-info:#315f91;--status-info-background:#e9f2fb;--focus-ring:#167a63;--shadow-sm:0 2px 10px #14312914;--shadow-md:0 16px 44px #1b362f14;--shadow-lg:0 24px 64px #14312929;--radius-sm:10px;--radius-md:16px;--radius-lg:24px;--radius-pill:999px;--space-1:8px;--space-2:16px;--space-3:24px;--space-4:32px;--space-5:40px;--space-6:48px;--content-chat:860px;--content-page:1120px;--control-height:44px;--icon-sm:16px;--icon-md:20px;--transition-fast:.16s;--transition-standard:.2s;--ease-standard:cubic-bezier(.2, 0, 0, 1);--layer-header:30;--layer-drawer:60;--layer-dialog:80;--layer-toast:100;--composer-max-height:min(240px, 30dvh);--bg:var(--surface-app);--surface:var(--surface-primary);--surface-muted:var(--surface-secondary);--text:var(--text-primary);--border:var(--border-default);--brand:var(--brand-primary);--brand-soft:var(--brand-subtle);--danger:var(--status-error);--danger-soft:var(--status-error-background);--warning:var(--status-warning);--warning-soft:var(--status-warning-background);--shadow:var(--shadow-md);--transition:var(--transition-fast) var(--ease-standard)}.oauth-callback-page{background:var(--surface-app);color:var(--text-primary);min-height:100dvh;padding:var(--space-6);justify-content:center;align-items:center;display:flex}.oauth-callback-card{background:var(--surface-primary);border:1px solid var(--border-default);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);max-width:34rem;padding:var(--space-4);width:100%}[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--surface-app:#0d1513;--surface-primary:#141f1c;--surface-secondary:#182622;--surface-elevated:#1b2b27;--surface-overlay:#000000ad;--text-primary:#eef6f3;--text-muted:#a5b7b1;--border-default:#2b3c37;--brand-primary:#56c2a4;--brand-strong:#8ad9c2;--brand-subtle:#173b32;--status-success:#8ad9c2;--status-success-background:#173b32;--status-warning:#f2c66d;--status-warning-background:#392f1b;--status-error:#ff8996;--status-error-background:#3d2026;--status-info:#9cc8f4;--status-info-background:#1b3044;--focus-ring:#8ad9c2;--shadow-md:0 20px 56px #00000047;--shadow-lg:0 28px 72px #0000006b}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--bg);color:var(--text);transition:background-color var(--transition), color var(--transition);margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.5}button,select{font:inherit}a{color:inherit}button,a,select{-webkit-tap-highlight-color:transparent}:focus-visible{outline:3px solid var(--focus-ring);outline-offset:3px}.form-field{gap:var(--space-1);display:grid}.form-field>label{font-weight:750}.field-description,.field-error{margin:0;font-size:.82rem}.field-description{color:var(--text-muted)}.field-error{color:var(--status-error)}.button-spinner,.state-spinner{width:var(--icon-sm);height:var(--icon-sm);border:2px solid;border-right-color:#0000;border-radius:50%;animation:.7s linear infinite spin;display:inline-block}.primary-button .button-spinner,.secondary-button .button-spinner{margin-right:var(--space-1)}.state-view{align-content:center;place-items:center;gap:var(--space-1);min-height:200px;padding:var(--space-3);border:1px dashed var(--border-default);border-radius:var(--radius-md);color:var(--text-muted);text-align:center;display:grid}.state-view h2,.state-view p{margin:0}.state-view h2{color:var(--text-primary);font-size:1.12rem}.state-view-icon{color:var(--brand-primary);font-size:2rem}.state-view-error{border-color:color-mix(in srgb, var(--status-error) 48%, var(--border-default))}.inline-feedback,.permission-notice{padding:12px var(--space-2);border:1px solid var(--border-default);border-radius:var(--radius-sm)}.toast-region{right:var(--space-3);bottom:var(--space-3);z-index:var(--layer-toast);width:min(24rem, calc(100vw - var(--space-4)));position:fixed}.toast{padding:var(--space-2) var(--space-3);border:1px solid var(--border-default);border-radius:var(--radius-md);background:var(--surface-elevated);box-shadow:var(--shadow-lg);color:var(--text-primary)}.feedback-success{border-color:var(--status-success);background:var(--status-success-background);color:var(--status-success)}.feedback-warning,.permission-notice{border-color:var(--status-warning);background:var(--status-warning-background);color:var(--status-warning)}.feedback-error{border-color:var(--status-error);background:var(--status-error-background);color:var(--status-error)}.feedback-info{border-color:var(--status-info);background:var(--status-info-background);color:var(--status-info)}.overlay-backdrop{z-index:var(--layer-dialog);padding:var(--space-3);background:var(--surface-overlay);place-items:center;display:grid;position:fixed;inset:0}.overlay-panel{border:1px solid var(--border-default);border-radius:var(--radius-lg);background:var(--surface-primary);width:min(100%,560px);max-height:min(88dvh,880px);box-shadow:var(--shadow-md);grid-template-rows:auto minmax(0,1fr) auto;display:grid;overflow:hidden}.overlay-header,.overlay-footer{justify-content:space-between;align-items:flex-start;gap:var(--space-2);padding:var(--space-3);display:flex}.overlay-header{border-bottom:1px solid var(--border-default)}.overlay-footer{border-top:1px solid var(--border-default)}.overlay-header h2,.overlay-header p{margin:0}.overlay-header p{color:var(--text-muted);margin-top:4px;font-size:.9rem}.overlay-body{min-height:0;padding:var(--space-3);overflow:auto}.overlay-drawer{z-index:var(--layer-drawer);place-items:stretch end;padding:0}.drawer-panel{border-radius:0;width:min(92vw,680px);height:100dvh;max-height:none}@keyframes spin{to{transform:rotate(360deg)}}.brand{letter-spacing:-.02em;align-items:center;gap:12px;width:fit-content;font-weight:760;text-decoration:none;display:inline-flex}.brand-mark{background:var(--brand);color:#fff;letter-spacing:.04em;border-radius:11px;place-items:center;width:36px;height:36px;font-size:12px;display:grid}.theme-control{border:1px solid var(--border);background:var(--surface);border-radius:999px;justify-self:end;align-items:center;gap:8px;padding:7px 10px;display:inline-flex}.theme-control select{color:var(--text);cursor:pointer;background:0 0;border:0}.theme-control select:disabled{cursor:wait}.theme-icon{color:var(--brand)}.eyebrow,.panel-label{color:var(--brand);letter-spacing:.11em;text-transform:uppercase;margin:0 0 8px;font-size:12px;font-weight:800}h1,h2,h3,p{margin-top:0}h1{letter-spacing:-.055em;max-width:760px;margin-bottom:16px;font-size:clamp(2.3rem,6vw,4.8rem);line-height:1.02}.secondary-button,.primary-button{border-radius:var(--radius-sm);cursor:pointer;min-height:44px;transition:transform var(--transition), background var(--transition);justify-content:center;align-items:center;padding:10px 16px;font-weight:750;text-decoration:none;display:inline-flex}.secondary-button{border:1px solid var(--border);background:var(--surface-muted);width:100%;color:var(--text)}.primary-button{background:var(--brand);color:#fff;border:0}.secondary-button:hover:not(:disabled),.primary-button:hover{transform:translateY(-1px)}.secondary-button:disabled{cursor:wait;opacity:.64}.centered-page{place-items:center;min-height:100vh;padding:24px;display:grid}.message-panel{border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface);width:min(100%,560px);box-shadow:var(--shadow);padding:40px}.message-panel h1{font-size:clamp(2rem,7vw,3.5rem)}.message-panel p:not(.eyebrow){color:var(--text-muted)}.visually-hidden{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}@keyframes pulse{50%{opacity:.35}}@media (max-width:760px){.message-panel{padding:28px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}input,textarea{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);width:100%;color:var(--text);font:inherit}select{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);min-height:44px;color:var(--text);padding:9px 38px 9px 12px}input{min-height:44px;padding:9px 12px}textarea{resize:vertical;padding:12px 14px;line-height:1.55}input::placeholder,textarea::placeholder{color:var(--text-muted)}button:disabled{cursor:not-allowed;opacity:.58}.muted-copy{color:var(--text-muted)}.text-button,.danger-button,.icon-button,.mobile-menu-button{color:var(--brand-strong);cursor:pointer;font:inherit;background:0 0;border:0;font-weight:750}.text-button{padding:6px 2px}.danger-button{color:var(--danger);padding:7px 9px}.icon-button{border:1px solid var(--border);background:var(--surface);border-radius:50%;place-items:center;width:40px;height:40px;font-size:1.25rem;display:grid}.compact-button{min-height:36px;padding:7px 12px}.form-error{color:var(--danger);margin:0;font-size:.9rem}.login-page{background:radial-gradient(circle at 18% 16%, var(--brand-soft), transparent 32%), var(--bg);place-items:center;min-height:100vh;padding:32px;display:grid}.login-card{border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface);width:min(100%,520px);box-shadow:var(--shadow);gap:32px;padding:40px;display:grid}.login-header{justify-content:space-between;align-items:center;gap:16px;display:flex}.login-card h1{max-width:none;margin-bottom:12px;font-size:clamp(2rem,8vw,3.6rem)}.login-form{gap:20px;display:grid}.login-form label{gap:8px;font-weight:750;display:grid}.login-form .primary-button{width:100%}.login-footnote{color:var(--text-muted);margin:0;font-size:.84rem}.product-shell{background:var(--bg);grid-template-rows:auto minmax(0,1fr);width:100%;min-width:0;height:100dvh;display:grid;overflow:hidden}.product-header{z-index:30;border-bottom:1px solid var(--border);background:color-mix(in srgb, var(--surface) 92%, transparent);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);justify-content:space-between;align-items:center;gap:24px;min-width:0;min-height:72px;padding:12px 24px;display:flex;position:relative;top:0}.header-actions{align-items:center;gap:12px;min-width:0;display:flex}.product-tabs{background:var(--surface-muted);border-radius:999px;align-items:center;gap:4px;padding:4px;display:flex}.product-tabs button{min-height:36px;color:var(--text-muted);cursor:pointer;background:0 0;border:0;border-radius:999px;padding:7px 13px;font-weight:750}.product-tabs button[aria-current=page]{background:var(--surface);color:var(--text);box-shadow:0 2px 10px #14312914}.mobile-menu-button{width:44px;height:44px;font-size:1.25rem;display:none}.user-menu{position:relative}.user-menu summary{border:1px solid var(--border);background:var(--surface-muted);cursor:pointer;border-radius:999px;min-width:44px;padding:9px 12px;font-weight:750;list-style:none}.user-menu summary::-webkit-details-marker{display:none}.user-menu>div{border:1px solid var(--border);border-radius:var(--radius-md);background:var(--surface);min-width:190px;box-shadow:var(--shadow);gap:10px;padding:16px;display:grid;position:absolute;top:calc(100% + 8px);right:0}.user-menu span{color:var(--text-muted);font-size:.86rem}.product-grid{grid-template-columns:336px minmax(0,1fr);min-width:0;min-height:0;display:grid;overflow:hidden}.workspace-sidebar{overscroll-behavior:contain;border-right:1px solid var(--border);background:var(--surface-muted);min-width:0;min-height:0;padding:24px 20px;overflow:hidden auto}.mobile-sidebar-content{gap:var(--space-2);display:grid}.settings-hub{grid-template-columns:264px minmax(0,1fr);min-height:100%;display:grid}.settings-navigation{padding:var(--space-4) var(--space-3);border-right:1px solid var(--border-default);background:var(--surface-secondary)}.settings-navigation h2{margin-bottom:var(--space-3);font-size:1.35rem}.settings-navigation nav{gap:var(--space-1);display:grid}.settings-navigation button{min-height:var(--control-height);padding:var(--space-2);border-radius:var(--radius-sm);color:var(--text-muted);cursor:pointer;text-align:left;background:0 0;border:1px solid #0000;gap:3px;display:grid}.settings-navigation button span{font-size:.76rem;line-height:1.4}.settings-navigation button[aria-current=page]{border-color:var(--border-default);background:var(--surface-primary);color:var(--text-primary);box-shadow:var(--shadow-sm)}.settings-content{min-width:0}.workspace-control{border-bottom:1px solid var(--border);gap:10px;padding-bottom:24px;display:grid}.sidebar-sections{border-bottom:1px solid var(--border);gap:6px;padding:18px 0;display:grid}.sidebar-sections button{width:100%;min-height:42px;color:var(--text-muted);cursor:pointer;text-align:left;background:0 0;border:0;border-radius:11px;align-items:center;gap:10px;padding:9px 12px;font-weight:750;display:flex}.sidebar-sections button.selected{background:var(--brand-soft);color:var(--brand-strong)}.workspace-control>label{letter-spacing:.08em;text-transform:uppercase;font-size:.78rem;font-weight:800}.workspace-control select{width:100%;min-height:44px}.workspace-loading,.workspace-empty{color:var(--text-muted);margin:0;font-size:.9rem}.workspace-form{grid-template-columns:minmax(0,1fr) auto;gap:8px;display:grid}.conversation-navigation{padding-top:24px}.conversation-search{margin-bottom:var(--space-2);color:var(--text-muted);gap:6px;font-size:.78rem;font-weight:750;display:grid}.conversation-search input{min-height:40px}.section-heading,.conversation-header{justify-content:space-between;align-items:flex-start;gap:16px;display:flex}.section-heading h2,.conversation-header h2{letter-spacing:-.025em;margin:0;font-size:1.35rem}.segmented-control{background:var(--border);border-radius:12px;grid-template-columns:1fr 1fr;gap:4px;margin:18px 0 14px;padding:4px;display:grid}.segmented-control button{min-height:36px;color:var(--text-muted);cursor:pointer;font:inherit;background:0 0;border:0;border-radius:9px;font-size:.86rem;font-weight:750}.segmented-control button.selected{background:var(--surface);color:var(--text);box-shadow:0 2px 8px #14312914}.loading-list{gap:10px;display:grid}.loading-list span{background:var(--border);border-radius:12px;height:60px;animation:1.2s infinite pulse}.conversation-list{gap:6px;margin:0;padding:0;list-style:none;display:grid}.conversation-list button{width:100%;color:var(--text);cursor:pointer;font:inherit;text-align:left;background:0 0;border:1px solid #0000;border-radius:12px;gap:4px;padding:12px;display:grid}.conversation-list button:hover{background:var(--surface)}.conversation-list button[aria-current=page]{border-color:var(--brand);background:var(--brand-soft)}.conversation-list strong{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.conversation-list span{color:var(--text-muted);font-size:.78rem}.inline-state{border:1px dashed var(--border);border-radius:var(--radius-md);color:var(--text-muted);gap:8px;padding:18px;display:grid}.inline-state strong{color:var(--text)}.conversation-navigation>.secondary-button{margin-top:14px}.conversation-main{min-width:0;min-height:0;padding:0;overflow:auto}.conversation-main.chat-route{overflow:hidden}.conversation-detail{grid-template-rows:auto minmax(0,1fr) auto;width:100%;min-width:0;height:100%;min-height:0;display:grid;overflow:hidden}.conversation-header{border-bottom:1px solid var(--border);background:var(--surface);padding:24px 32px}.conversation-actions{align-items:center;gap:14px;display:flex}.chat-config{align-items:center;gap:6px;display:flex}.chat-config span{background:var(--surface-muted);max-width:190px;color:var(--text-muted);text-overflow:ellipsis;white-space:nowrap;border-radius:999px;padding:5px 8px;font-size:.72rem;font-weight:750;overflow:hidden}.chat-config .rag-on{background:var(--brand-soft);color:var(--brand-strong)}.rename-form{align-items:center;gap:8px;display:flex}.rename-form input{width:min(52vw,480px)}.message-history{overscroll-behavior:contain;min-width:0;min-height:0;padding:32px;overflow:hidden auto}.message-list{gap:20px;max-width:860px;margin:0 auto;padding:0;list-style:none;display:grid}.message{border:1px solid var(--border);border-radius:var(--radius-md);background:var(--surface);width:min(88%,720px);padding:16px 18px}.message-user{border-color:color-mix(in srgb, var(--brand) 44%, var(--border));background:var(--brand-soft);margin-left:auto}.message-assistant,.message-system,.message-tool{margin-right:auto}.message-status-failed{border-color:color-mix(in srgb, var(--danger) 48%, var(--border))}.message-status-cancelled{border-style:dashed}.message>div{text-transform:capitalize;justify-content:space-between;gap:16px;margin-bottom:8px;font-size:.8rem;display:flex}.message>div span{color:var(--text-muted)}.message p{overflow-wrap:anywhere;white-space:pre-wrap;margin:0}.citation-list{flex-wrap:wrap;gap:8px;margin:14px 0 0;padding:0;list-style:none;display:flex}.citation-chip{border:1px solid var(--border);background:var(--surface-muted);min-height:36px;color:var(--text-muted);cursor:pointer;font:inherit;border-radius:999px;padding:6px 9px;font-size:.75rem;font-weight:700}.citation-chip span{color:var(--brand-strong);margin-right:6px}.citation-preview{gap:var(--space-3);display:grid}.citation-preview dl{gap:var(--space-2);flex-wrap:wrap;margin:0;display:flex}.citation-preview dl div{gap:2px;display:grid}.citation-preview dt{color:var(--text-muted);font-size:.75rem}.citation-preview dd{margin:0;font-weight:750}.citation-preview h3,.citation-preview p{margin:0}.citation-preview p{padding:var(--space-3);border-left:3px solid var(--brand-primary);background:var(--surface-secondary);white-space:pre-wrap;line-height:1.65}.citation-preview small{color:var(--text-muted)}.message-loading,.message-empty{text-align:center;max-width:620px;margin:80px auto}.load-messages{margin:0 auto 20px;display:block}.streaming-indicator{color:var(--brand);letter-spacing:.15em;margin-top:10px;font-size:.68rem;animation:1.2s infinite pulse;display:inline-block}.message-failure{color:var(--danger);justify-content:space-between;align-items:center;gap:12px;font-size:.86rem;display:flex}.jump-latest{border:1px solid var(--border);background:var(--surface);min-height:40px;color:var(--text);box-shadow:var(--shadow);cursor:pointer;font:inherit;border-radius:999px;margin:20px auto 0;padding:8px 14px;font-weight:750;display:block;position:sticky;bottom:8px}.composer-region{min-width:0;padding:18px 32px max(24px, env(safe-area-inset-bottom));border-top:1px solid var(--border);background:var(--surface)}.success-notice{max-width:860px;color:var(--brand-strong);margin:0 auto 10px;font-size:.9rem;font-weight:700}.generation-error{max-width:860px;margin:0 auto 10px}.message-composer{gap:8px;max-width:860px;margin:0 auto;display:grid}.message-composer textarea{max-height:var(--composer-max-height);resize:none;overflow-y:auto}.composer-actions{justify-content:space-between;align-items:center;gap:16px;display:flex}.composer-actions span{color:var(--text-muted);font-size:.78rem}.stop-button{border-radius:var(--radius-sm);border:1px solid;min-height:44px;padding:9px 14px}.archived-note{max-width:860px;color:var(--text-muted);margin:0 auto}.empty-detail,.workspace-welcome{text-align:center;align-content:center;justify-items:center;padding:48px}.empty-detail h2,.workspace-welcome h1{max-width:680px;margin-bottom:8px;font-size:clamp(2rem,5vw,4rem)}.empty-detail p,.workspace-welcome p{max-width:560px;color:var(--text-muted)}.empty-illustration{background:var(--brand-soft);width:72px;height:72px;color:var(--brand-strong);border-radius:24px;place-items:center;margin-bottom:20px;font-size:2rem;display:grid}.content-page{width:min(100%,1120px);margin:0 auto;padding:42px 40px 72px}.page-heading{justify-content:space-between;align-items:flex-start;gap:32px;margin-bottom:30px;display:flex}.page-heading h1{max-width:none;margin-bottom:8px;font-size:clamp(2.2rem,5vw,4.2rem)}.page-heading p:last-child{max-width:680px;color:var(--text-muted);margin-bottom:0}.revision-badge{border:1px solid var(--border);background:var(--surface);color:var(--text-muted);border-radius:999px;flex:none;padding:8px 12px;font-size:.78rem;font-weight:750}.permission-banner{border:1px solid var(--warning);border-radius:var(--radius-sm);background:var(--warning-soft);color:var(--warning);padding:13px 16px}.settings-form{gap:18px;display:grid}.progressive-settings{gap:var(--space-2);display:grid}.progressive-settings>summary{width:fit-content;color:var(--brand-strong);cursor:pointer;font-weight:750}.progressive-settings[open]>summary{margin-bottom:var(--space-2)}.settings-card{border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface);box-shadow:var(--shadow);gap:22px;padding:24px;display:grid}.settings-card-heading{justify-content:space-between;align-items:flex-start;gap:14px;display:flex}.settings-card-heading h2,.settings-card-heading h3{margin-bottom:3px;font-size:1.18rem}.settings-card-heading p{color:var(--text-muted);margin-bottom:0;font-size:.9rem}.settings-icon{background:var(--brand-soft);width:42px;height:42px;color:var(--brand-strong);border-radius:13px;flex:none;place-items:center;font-size:1.2rem;display:grid}.settings-card label{gap:7px;font-weight:750;display:grid}.settings-card label>span{color:var(--text-muted);font-size:.76rem;font-weight:500}.settings-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;display:grid}.model-facts{color:var(--text-muted);flex-wrap:wrap;gap:8px;display:flex}.model-facts p{width:100%;margin-bottom:3px}.model-facts span{background:var(--surface-muted);border-radius:999px;padding:5px 9px;font-size:.76rem}.model-assignment-field{align-content:start;gap:7px;display:grid}.model-assignment-field>span{color:var(--text-muted);font-size:.76rem}.settings-save{border:1px solid var(--border);border-radius:var(--radius-md);background:color-mix(in srgb, var(--surface) 94%, transparent);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);justify-content:space-between;align-items:center;gap:16px;padding:14px;display:flex;position:sticky;bottom:16px}.settings-save 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