:root{--color-bg: #f2f2f3;--color-surface: #e9e9ea;--color-text: #1d1f20;--color-accent: #5980a6;--color-divider: rgba(29, 31, 32, .16);--color-neutral-100: #f5f5f8;--color-neutral-200: #e9e9ea;--color-neutral-300: #dcdce0;--color-neutral-400: #b8b8bf;--color-neutral-500: #8a8a92;--color-neutral-600: #66666d;--color-neutral-700: #48484e;--color-neutral-800: #37373a;--color-neutral-900: #2b2b2d;--color-accent-100: #eef6ff;--color-accent-200: #d6ebff;--color-accent-700: #416180;--color-accent-800: #2c455d;--color-accent-900: #1d2d3d;--font-heading: "Barlow Condensed", system-ui, sans-serif;--font-body: "Barlow", system-ui, sans-serif;--i-muted: color-mix(in srgb, var(--color-text) 72%, transparent);--i-muted-2: color-mix(in srgb, var(--color-text) 62%, transparent)}.i-blueprint{position:relative;border:1px solid var(--color-divider)}.i-corner{position:absolute;width:11px;height:11px;pointer-events:none}.i-corner:before,.i-corner:after{content:"";position:absolute;background:color-mix(in srgb,var(--color-text) 32%,transparent)}.i-corner:before{left:0;right:0;top:5px;height:1px}.i-corner:after{top:0;bottom:0;left:5px;width:1px}.i-corner.tl{top:-6px;left:-6px}.i-corner.tr{top:-6px;right:-6px}.i-corner.bl{bottom:-6px;left:-6px}.i-corner.br{bottom:-6px;right:-6px}.i-blueprint.on-dark .i-corner:before,.i-blueprint.on-dark .i-corner:after{background:color-mix(in srgb,var(--color-bg) 55%,transparent)}.i-tag{display:inline-flex;align-items:center;gap:5px;font:600 11px/1 var(--font-body);letter-spacing:.01em;padding:3px 7px;white-space:nowrap}.i-tag-accent{background:var(--color-accent-100);color:var(--color-accent-800)}.i-tag-neutral{background:var(--color-neutral-100);color:var(--color-neutral-800)}.i-tag-outline{background:transparent;color:var(--color-accent-800);border:1px solid var(--color-accent)}.i-btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;font:500 14px/1 var(--font-body);padding:9px 15px;border:1px solid transparent;background:transparent;color:var(--color-text);cursor:pointer;border-radius:0;transition:background .12s ease,border-color .12s ease}.i-btn:disabled{opacity:.5;cursor:not-allowed}.i-btn-primary{background:var(--color-accent);color:var(--color-bg);border-color:var(--color-accent)}.i-btn-primary:not(:disabled):hover{background:var(--color-accent-700);border-color:var(--color-accent-700)}.i-btn-secondary{border-color:var(--color-divider)}.i-btn-secondary:not(:disabled):hover{background:color-mix(in srgb,var(--color-text) 5%,transparent)}.i-btn-ghost:not(:disabled):hover{background:color-mix(in srgb,var(--color-text) 5%,transparent)}.i-app{display:flex;height:100vh;overflow:hidden;background:var(--color-bg);color:var(--color-text);font-family:var(--font-body);font-size:15px}.i-app h1,.i-app h2,.i-app h3,.i-app h4,.i-app h5,.i-app h6{font-family:var(--font-heading);font-weight:600;line-height:1.12;letter-spacing:-.015em;margin:0}.i-app h1{font-size:42px}.i-app h2{font-size:32px}.i-app h3{font-size:25px}.i-app h4{font-size:20px}.i-app h5{font-size:16px}.i-app h6{font-size:13px;text-transform:uppercase;letter-spacing:.08em}.i-app a{color:var(--color-accent-700)}.i-app a.i-btn-primary{color:var(--color-bg)}.i-app a.i-btn-secondary,.i-app a.i-btn-ghost{color:var(--color-text)}.i-ico{flex:none}.i-sb{width:238px;flex:none;display:flex;flex-direction:column;background:var(--color-neutral-100);border-right:1px solid var(--color-divider);overflow-y:auto}.i-sb-brand{display:flex;align-items:center;gap:10px;padding:20px 20px 18px;font-family:var(--font-heading);font-weight:600;font-size:21px;letter-spacing:-.01em}.i-sb-mark{width:26px;height:26px;flex:none;background:var(--color-accent);color:var(--color-bg);display:grid;place-items:center;font-size:15px}.i-sb-sec{padding:16px 14px 6px;font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:color-mix(in srgb,var(--color-text) 60%,transparent)}.i-nvi{display:flex;align-items:center;gap:11px;padding:8px 18px;font-size:14px;color:var(--color-text);text-decoration:none;border-left:2px solid transparent;cursor:pointer;background:none;width:100%;text-align:left;font-family:inherit}.i-nvi svg{width:17px;height:17px;flex:none;opacity:.7}.i-nvi:hover{background:color-mix(in srgb,var(--color-text) 5%,transparent)}.i-nvi.on{color:var(--color-accent-800);background:var(--color-accent-100);border-left-color:var(--color-accent);font-weight:500}.i-nvi.on svg{opacity:1;color:var(--color-accent)}.i-nvi.disabled{opacity:.5;pointer-events:none}.i-nvi .ct{margin-left:auto;font-size:11px;color:color-mix(in srgb,var(--color-text) 62%,transparent)}.i-sb-org{margin-top:auto;padding:12px 16px;border-top:1px solid var(--color-divider);display:flex;align-items:center;gap:10px}.i-sb-org .oa{width:30px;height:30px;flex:none;background:var(--color-accent-200);color:var(--color-accent-800);display:grid;place-items:center;font-family:var(--font-heading);font-weight:600;font-size:14px}.i-sb-org .om{min-width:0;flex:1}.i-sb-org .om-name{font-size:13px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.i-sb-org .om-sub{font-size:11px;color:color-mix(in srgb,var(--color-text) 62%,transparent)}.i-mn{flex:1;min-width:0;display:flex;flex-direction:column}.i-tb{display:flex;align-items:center;gap:14px;padding:14px 22px;border-bottom:1px solid var(--color-divider);flex:none}.i-tb h4{margin:0;font-size:22px}.i-ctx{display:flex;align-items:center;gap:7px;font-size:12px;color:color-mix(in srgb,var(--color-text) 72%,transparent)}.i-ctx svg{width:15px;height:15px;flex:none}.i-body{flex:1;min-height:0;overflow:auto}.i-nav-overlay{display:none}@media(max-width:860px){.i-sb{position:fixed;top:0;bottom:0;left:0;z-index:40;transform:translate(-100%);transition:transform .2s ease}.i-app.nav-open .i-sb{transform:translate(0)}.i-app.nav-open .i-nav-overlay{display:block;position:fixed;inset:0;z-index:30;background:#1d1f2066}}.i-md{font-size:15px;line-height:1.65;color:var(--color-text)}.i-md>*:first-child{margin-top:0}.i-md>*:last-child{margin-bottom:0}.i-md p{margin:0 0 12px}.i-md a{color:var(--color-accent-800);text-decoration:none;border-bottom:1px solid var(--color-accent);background:var(--color-accent-100);padding:0 3px}.i-md ul,.i-md ol{margin:0 0 12px;padding-left:20px}.i-md li{margin-bottom:4px}.i-md h1,.i-md h2,.i-md h3,.i-md h4{font-family:var(--font-heading);font-weight:600;margin:16px 0 8px;line-height:1.15}.i-md code{font-family:ui-monospace,monospace;font-size:.9em;background:var(--color-neutral-100);padding:1px 4px}.i-md pre{background:var(--color-neutral-100);border:1px solid var(--color-divider);padding:12px 14px;overflow-x:auto;margin:0 0 12px}.i-md pre code{background:none;padding:0}.i-md table{border-collapse:collapse;margin:0 0 12px;width:100%}.i-md th,.i-md td{border:1px solid var(--color-divider);padding:8px 12px;text-align:left;font-size:14px}.i-md th{font-family:var(--font-heading);color:var(--color-accent-700);background:var(--color-surface)}.i-md blockquote{border-left:3px solid var(--color-divider);margin:0 0 12px;padding-left:14px;color:var(--i-muted)}.i-typing{display:inline-flex;gap:4px;align-items:center}.i-typing span{width:6px;height:6px;background:var(--color-accent);animation:i-typing 1s infinite ease-in-out both}.i-typing span:nth-child(2){animation-delay:.15s}.i-typing span:nth-child(3){animation-delay:.3s}@keyframes i-typing{0%,80%,to{opacity:.25}40%{opacity:1}}.i-caret{display:inline-block;width:7px;height:15px;background:var(--color-accent);margin-left:2px;vertical-align:text-bottom;animation:i-blink 1s step-end infinite}@keyframes i-blink{50%{opacity:0}}.i-composer-ta{width:100%;border:none;outline:none;resize:none;background:transparent;color:var(--color-text);font-family:var(--font-body);font-size:15px;line-height:1.5;max-height:200px}.i-composer-ta::placeholder{color:color-mix(in srgb,var(--color-text) 62%,transparent)}.i-drop-overlay{position:absolute;inset:0;z-index:50;display:grid;place-items:center;background:color-mix(in srgb,var(--color-bg) 82%,transparent);border:2px dashed var(--color-accent)}.i-chat-rail-overlay{display:none}@media(max-width:760px){.i-chat-rail{position:absolute;top:0;bottom:0;left:0;z-index:25;transform:translate(-100%);transition:transform .2s ease}.i-chat.rail-open .i-chat-rail{transform:translate(0)}.i-chat.rail-open .i-chat-rail-overlay{display:block;position:absolute;inset:0;z-index:24;background:#1d1f2059}}.i-chat-bar-btn{display:none!important}@media(max-width:760px){.i-chat-bar-btn{display:inline-flex!important}}.i-menu-fab{display:none;position:fixed;top:12px;left:12px;z-index:20;width:38px;height:38px;align-items:center;justify-content:center;background:var(--color-neutral-100);border:1px solid var(--color-divider);color:var(--color-text);cursor:pointer}@media(max-width:860px){.i-menu-fab{display:inline-flex}}.i-modelsel{position:relative;display:inline-flex}.i-modelsel-btn{gap:6px;padding:7px 11px;font-size:13px;max-width:260px}.i-modelsel-btn.compact{padding:6px 9px;font-size:12.5px}.i-modelsel-label{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.i-modelsel-panel{position:absolute;z-index:40;top:calc(100% + 6px);left:0;min-width:240px;max-height:340px;overflow-y:auto;padding:5px;background:var(--color-neutral-100);border:1px solid var(--color-divider);box-shadow:0 8px 28px #1d1f2024}.i-modelsel.up .i-modelsel-panel{top:auto;bottom:calc(100% + 6px)}.i-modelsel-group+.i-modelsel-group{margin-top:3px;border-top:1px solid var(--color-divider);padding-top:3px}.i-modelsel-group-label{font:600 10.5px/1 var(--font-body);letter-spacing:.08em;text-transform:uppercase;color:var(--i-muted-2);padding:6px 9px 4px}.i-modelsel-item{display:flex;align-items:center;justify-content:space-between;gap:10px;width:100%;padding:8px 9px;border:0;background:transparent;color:var(--color-text);font:500 13px/1.2 var(--font-body);text-align:left;cursor:pointer}.i-modelsel-item:hover{background:color-mix(in srgb,var(--color-text) 6%,transparent)}.i-modelsel-item.active{color:var(--color-accent-800);background:var(--color-accent-100)}.i-modelsel-item .i-ico{color:var(--color-accent);flex:0 0 auto}.i-modelsel-default{color:var(--i-muted-2);font-weight:400}.chat-rail-brand{display:flex;align-items:center;gap:8px;padding:14px 14px 6px}.chat-brand-mark{width:22px;height:22px;flex:none;display:grid;place-items:center;background:var(--color-accent);color:var(--color-bg);font-family:var(--font-heading);font-weight:700;font-size:14px}.chat-brand-name{font-family:var(--font-heading);font-weight:600;font-size:16px;letter-spacing:.01em;color:var(--color-text)}.i-slow-notice{margin:-14px 0 22px 43px;font-size:12.5px;line-height:1.5;color:color-mix(in srgb,var(--color-text) 58%,transparent)}.i-app mark{background:var(--color-accent-100);color:var(--color-accent-800);padding:0 1px}.i-input{width:100%;padding:8px 10px;font:400 13.5px/1.3 var(--font-body);color:var(--color-text);background:var(--color-bg);border:1px solid var(--color-divider);outline:none}.i-input:focus{border-color:var(--color-accent)}select.i-input{appearance:auto;height:34px}.i-table{width:100%;border-collapse:collapse;font-size:13.5px}.i-table th{font-family:var(--font-heading);font-weight:600;font-size:12px;letter-spacing:.04em;text-transform:uppercase;text-align:left;color:color-mix(in srgb,var(--color-text) 62%,transparent);padding:9px 12px;border-bottom:1px solid var(--color-divider);white-space:nowrap}.i-table td{padding:9px 12px;border-bottom:1px solid var(--color-divider);vertical-align:middle}.i-table tr.inactive td{opacity:.55}.i-login{min-height:100vh;width:100%;display:grid;place-items:center;padding:24px;background:var(--color-bg);color:var(--color-text);font-family:var(--font-body)}.i-login-brand{display:flex;align-items:center;gap:9px;justify-content:center;margin-bottom:22px}.i-login-card{background:var(--color-surface);padding:26px}.i-login-title{font-family:var(--font-heading);font-size:26px;font-weight:600;margin:0 0 4px;color:var(--color-text)}.i-login-sub{margin:0 0 20px;font-size:13px;color:color-mix(in srgb,var(--color-text) 62%,transparent)}.i-login-field{display:block;margin-bottom:14px}.i-login-label{display:block;margin-bottom:6px;font-size:12px;color:color-mix(in srgb,var(--color-text) 72%,transparent)}.i-login-input{width:100%;padding:9px 11px;font:400 14px/1.2 var(--font-body);color:var(--color-text);background:var(--color-bg);border:1px solid var(--color-divider);outline:none}.i-login-input:focus{border-color:var(--color-accent)}.i-login-error{margin-bottom:14px;padding:8px 10px;font-size:12.5px;color:#8a2f2f;background:color-mix(in srgb,#8a2f2f 8%,transparent);border:1px solid color-mix(in srgb,#8a2f2f 30%,transparent)}.i-login-foot{text-align:center;margin-top:14px;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:color-mix(in srgb,var(--color-text) 48%,transparent)}