:root{color-scheme:light;--surface: #f8f7f6;--surface-bright: #9a9493;--surface-container-lowest: #ffffff;--surface-container-low: #f1efee;--surface-container: #eae7e6;--surface-container-high: #e2dfde;--surface-container-highest: #d9d5d4;--on-surface: #1c1b1b;--on-surface-variant: #534341;--outline: #857370;--outline-variant: #d8c2be;--primary: #c0000f;--on-primary: #ffffff;--primary-container: #e02020;--on-primary-container: #fff8f7;--secondary: #3a4666;--secondary-container: #dae2ff;--on-secondary-container: #0d1a38;--tertiary: #0061a4;--tertiary-container: #0077bf;--error: #ba1a1a;--error-container: #ffdad6;--radius-sm: .25rem;--radius: .5rem;--radius-md: .75rem;--radius-lg: 1rem;--radius-full: 9999px;--font: "Manrope", system-ui, sans-serif}[data-theme=dark]{color-scheme:dark;--surface: #121414;--surface-bright: #37393a;--surface-container-lowest: #0c0f0f;--surface-container-low: #1a1c1c;--surface-container: #1e2020;--surface-container-high: #282a2b;--surface-container-highest: #333535;--on-surface: #e2e2e2;--on-surface-variant: #e7bdb7;--outline: #ad8883;--outline-variant: #5d3f3c;--primary: #ffb4aa;--on-primary: #690004;--primary-container: #e02020;--on-primary-container: #fff8f7;--secondary: #bac6ec;--secondary-container: #3a4666;--on-secondary-container: #a8b4da;--tertiary: #9acbff;--tertiary-container: #0077bf;--error: #ffb4ab;--error-container: #93000a}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--surface);color:var(--on-surface);font-family:var(--font);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;transition:background .2s ease,color .2s ease}.theme-toggle{font-size:18px;padding:6px 10px;border:1px solid var(--surface-container-highest);border-radius:var(--radius)}::selection{background:var(--primary-container);color:var(--on-primary-container)}*::-webkit-scrollbar{width:10px;height:10px}*::-webkit-scrollbar-thumb{background:var(--surface-container-highest);border-radius:var(--radius-full);border:2px solid var(--surface)}*::-webkit-scrollbar-track{background:transparent}.label-caps{font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;line-height:1.2}h1,h2,h3,h4{font-weight:600;line-height:1.3;margin:0}.app{display:flex;height:100%;overflow:hidden}.sidebar{width:304px;flex-shrink:0;display:flex;flex-direction:column;background:var(--surface-container-lowest);border-right:1px solid var(--surface-container-high);padding:24px 16px;gap:24px;overflow-y:auto}.sidebar-brand .label-caps{color:var(--outline);margin-bottom:4px}.sidebar-brand h1{font-size:24px;font-weight:600;line-height:1.4}.sidebar-brand h1 .accent{color:var(--primary)}.btn{font-family:var(--font);font-weight:600;font-size:14px;border:none;border-radius:var(--radius);padding:10px 16px;cursor:pointer;transition:filter .15s ease,background .15s ease,border-color .15s ease;display:inline-flex;align-items:center;justify-content:center;gap:8px}.btn:disabled{opacity:.45;cursor:not-allowed}.btn:hover:not(:disabled){filter:brightness(1.12)}.btn-primary{background:var(--primary-container);color:var(--on-primary-container);border-radius:var(--radius-full);padding:12px 20px;width:100%;font-size:15px}.btn-outline{background:transparent;color:var(--on-surface);border:1px solid var(--surface-container-highest)}.btn-outline:hover:not(:disabled){border-color:var(--outline)}.btn-ghost{background:transparent;color:var(--secondary);padding:6px 10px}.sidebar-section .label-caps{color:var(--outline);margin-bottom:10px;display:flex;align-items:center;justify-content:space-between}.sidebar-list{display:flex;flex-direction:column;gap:6px}.sidebar-item{display:flex;align-items:center;gap:10px;background:var(--surface-container-low);border:1px solid transparent;border-radius:var(--radius);padding:10px 12px;font-size:14px}.sidebar-item:hover{border-color:var(--surface-container-highest)}.sidebar-item .grow{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sidebar-item .meta{font-size:12px;color:var(--outline);display:block}.sidebar-empty{font-size:13px;color:var(--surface-bright);padding:4px 2px}.status-dot{width:8px;height:8px;border-radius:var(--radius-full);flex-shrink:0}.status-dot.ready{background:var(--tertiary);box-shadow:0 0 6px var(--tertiary)}.status-dot.connecting{background:var(--secondary)}.status-dot.error{background:var(--error)}.icon-btn{background:transparent;border:none;color:var(--outline);cursor:pointer;padding:2px 6px;border-radius:var(--radius-sm);font-size:14px;line-height:1;font-family:var(--font)}.icon-btn:hover{color:var(--on-surface);background:var(--surface-container-high)}.sidebar-footer{margin-top:auto;display:flex;flex-direction:column;gap:8px;font-size:13px}.sidebar-footer a{color:var(--outline);text-decoration:none}.sidebar-footer a:hover{color:var(--on-surface);text-decoration:underline}.main{flex:1;display:flex;flex-direction:column;min-width:0}.topbar{display:flex;align-items:center;gap:16px;padding:18px 32px;border-bottom:1px solid var(--surface-container-high);background:var(--surface)}.topbar h2{font-size:20px;font-weight:600;flex:1}.chip{font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;padding:6px 12px;border-radius:var(--radius-sm);background:var(--surface-container-high);color:var(--tertiary);white-space:nowrap}.chip.live{color:var(--primary);border:1px solid var(--outline-variant);background:transparent}select.model-select{font-family:var(--font);font-size:13px;font-weight:600;color:var(--on-surface);background:var(--surface-container);border:1px solid var(--surface-container-highest);border-radius:var(--radius);padding:8px 10px;cursor:pointer}select.model-select:focus{outline:none;border-color:var(--primary-container)}.chat-scroll{flex:1;overflow-y:auto;padding:32px}.chat-inner{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:24px}.empty-state{text-align:center;margin:96px auto 48px;max-width:480px;color:var(--outline)}.empty-state .hero-mark{display:block;margin:0 auto 20px;filter:drop-shadow(0 0 20px rgba(224,32,32,.3))}.empty-state h3{color:var(--on-surface);font-size:24px;margin-bottom:8px}.empty-state p{font-size:15px;margin:0 0 24px}.suggestions{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}.suggestion{background:var(--surface-container);border:1px solid var(--surface-container-highest);color:var(--on-surface);border-radius:var(--radius-full);font-family:var(--font);font-size:13px;font-weight:600;padding:8px 16px;cursor:pointer}.suggestion:hover{border-color:var(--outline)}.msg{display:flex;flex-direction:column;gap:6px}.msg.user{align-items:flex-end}.msg-bubble{max-width:85%;border-radius:var(--radius-md);padding:14px 18px;font-size:15px}.msg.user .msg-bubble{background:var(--surface-container-high);border:1px solid var(--surface-container-highest)}.msg.assistant{align-items:stretch}.msg.assistant .msg-bubble{max-width:100%;background:transparent;border-left:2px solid var(--primary-container);border-radius:0;padding:4px 0 4px 20px}.msg-actions{display:flex;gap:8px;padding-left:22px}.msg-action{background:transparent;border:none;color:var(--outline);font-family:var(--font);font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;cursor:pointer;padding:4px 6px;border-radius:var(--radius-sm)}.msg-action:hover{color:var(--primary);background:var(--surface-container-low)}.tool-chip{display:inline-flex;align-items:center;gap:8px;background:var(--surface-container-low);border:1px solid var(--surface-container-high);border-radius:var(--radius-full);padding:4px 12px;font-size:12px;font-weight:600;color:var(--secondary);margin:4px 0;width:fit-content}.tool-chip .spinner{width:10px;height:10px;border:2px solid var(--secondary-container);border-top-color:var(--secondary);border-radius:var(--radius-full);animation:spin .8s linear infinite}.tool-chip.done{color:var(--outline)}.tool-chip.error{color:var(--error);border-color:var(--error-container)}@keyframes spin{to{transform:rotate(360deg)}}.reasoning{font-size:13px;color:var(--outline);margin:4px 0}.reasoning summary{cursor:pointer;font-weight:600}.report-card{border:1px solid var(--outline-variant);background:var(--surface-container-low);border-radius:var(--radius-md);padding:16px 20px;margin:8px 0;display:flex;align-items:center;gap:16px}.report-card svg{flex-shrink:0}.report-card .grow{flex:1;min-width:0}.report-card .title{font-weight:600;font-size:15px}.report-card .meta{font-size:13px;color:var(--outline)}.thinking{color:var(--outline);font-size:14px;padding-left:22px;display:flex;align-items:center;gap:10px}.composer-wrap{border-top:1px solid var(--surface-container-high);padding:16px 32px 12px;background:var(--surface)}.composer{max-width:860px;margin:0 auto;display:flex;gap:10px;align-items:center;background:var(--surface-container-low);border:1px solid var(--surface-container-highest);border-radius:var(--radius-md);padding:8px 8px 8px 18px;transition:border-color .15s ease}.composer:focus-within{border-color:var(--primary-container)}.composer input{flex:1;background:transparent;border:none;outline:none;color:var(--on-surface);font-family:var(--font);font-size:15px;padding:8px 0}.composer input::placeholder{color:var(--surface-bright)}.send-btn{background:var(--primary-container);color:var(--on-primary-container);border:none;border-radius:var(--radius);width:44px;height:44px;font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:filter .15s ease}.send-btn:hover:not(:disabled){filter:brightness(1.15)}.send-btn:disabled{opacity:.4;cursor:not-allowed}.send-btn.stop{background:var(--surface-container-highest);color:var(--on-surface)}.composer-note{max-width:860px;margin:10px auto 0;text-align:center;font-size:12px;font-weight:600;letter-spacing:.04em;color:var(--surface-bright)}.modal-backdrop{position:fixed;inset:0;background:#0c0f0fb3;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:50}.modal{width:440px;max-width:calc(100vw - 48px);background:var(--surface-container);border:1px solid var(--surface-container-highest);border-radius:var(--radius-lg);padding:28px}.modal h3{font-size:20px;margin-bottom:4px}.modal .sub{font-size:13px;color:var(--outline);margin:0 0 20px}.field{margin-bottom:16px}.field label{display:block;color:var(--outline);margin-bottom:6px}.field input{width:100%;background:var(--surface-container-low);border:1px solid var(--surface-container-highest);border-radius:var(--radius);color:var(--on-surface);font-family:var(--font);font-size:14px;padding:10px 12px;outline:none;transition:border-color .15s ease}.field input:focus{border-color:var(--primary-container)}.modal-error{color:var(--error);font-size:13px;margin-bottom:12px}.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:8px}.md{font-size:15px;overflow-wrap:break-word}.md>:first-child{margin-top:0}.md>:last-child{margin-bottom:0}.md h1{font-size:24px;margin:20px 0 10px}.md h2{font-size:20px;margin:18px 0 8px;color:var(--primary)}.md h3{font-size:16px;margin:14px 0 6px}.md p{margin:8px 0}.md a{color:var(--tertiary)}.md code{background:var(--surface-container-high);border-radius:var(--radius-sm);padding:1px 6px;font-size:13px}.md pre{background:var(--surface-container-lowest);border:1px solid var(--surface-container-high);border-radius:var(--radius);padding:12px 16px;overflow-x:auto}.md pre code{background:transparent;padding:0}.md blockquote{border-left:2px solid var(--outline-variant);margin:8px 0;padding:2px 16px;color:var(--outline);font-style:italic}.md table{border-collapse:collapse;width:100%;margin:12px 0;font-size:13px;display:block;overflow-x:auto}.md th{text-align:left;font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--on-surface-variant);background:var(--surface-container-high);padding:8px 12px;border:1px solid var(--surface-container-highest)}.md td{padding:8px 12px;border:1px solid var(--surface-container-high);vertical-align:top}.md tr:nth-child(2n) td{background:var(--surface-container-low)}.md ul,.md ol{margin:8px 0;padding-left:24px}.md li{margin:3px 0}.md hr{border:none;border-top:1px solid var(--surface-container-high);margin:16px 0}@media(max-width:900px){.sidebar{display:none}.chat-scroll,.composer-wrap{padding-left:16px;padding-right:16px}}