.nit-assistant{--nit-border:#d9e0e7;--nit-accent:#234c6c;--nit-muted:#526174;background:#fff;color:#172536;border:1px solid var(--nit-border);border-radius:10px;font:15px/1.55 system-ui,-apple-system,"Segoe UI",sans-serif;max-width:1100px;margin:0 auto;overflow:hidden}
.nit-assistant *{box-sizing:border-box}.nit-assistant button,.nit-assistant select,.nit-assistant textarea{font:inherit}.nit-assistant button{padding:8px 14px;background:var(--nit-accent);border:1px solid var(--nit-accent);border-radius:5px;color:#fff;cursor:pointer}.nit-assistant button:disabled{opacity:.5;cursor:not-allowed}.nit-assistant button:focus-visible,.nit-assistant select:focus-visible,.nit-assistant textarea:focus-visible,.nit-assistant a:focus-visible{outline:3px solid #2b89cc;outline-offset:3px}.nit-chat-toolbar{display:flex;gap:14px;align-items:end;padding:16px;background:#f4f7f9;border-bottom:1px solid var(--nit-border);flex-wrap:wrap}.nit-chat-toolbar label{flex:1;min-width:180px;display:flex;flex-direction:column;gap:4px}.nit-chat-toolbar select{width:100%;padding:9px;background:white;border:1px solid #8190a2;border-radius:4px;color:#172536}.nit-chat-log{height:52vh;min-height:280px;max-height:760px;overflow:auto;padding:20px;scrollbar-gutter:stable}.nit-chat-question{background:#eef3f8;border-radius:7px;padding:12px 16px;margin-bottom:16px;white-space:pre-wrap;overflow-wrap:anywhere}.nit-chat-answer{padding:0 4px 24px;margin-bottom:20px;border-bottom:1px solid var(--nit-border);overflow-wrap:anywhere}.nit-chat-answer>strong{color:var(--nit-accent);font-size:13px}.nit-chat-markdown p{margin:9px 0}.nit-chat-markdown h2,.nit-chat-markdown h3,.nit-chat-markdown h4,.nit-chat-markdown h5{color:#172536;margin:20px 0 8px;font-weight:650;font-size:1.1em}.nit-chat-markdown ul,.nit-chat-markdown ol{margin:8px 0;padding-left:25px;list-style-position:outside}.nit-chat-markdown ul{list-style-type:disc}.nit-chat-markdown ol{list-style-type:decimal}.nit-chat-markdown li{margin:5px 0}.nit-chat-markdown pre{background:#f2f4f6;padding:12px;overflow:auto;border-radius:5px;white-space:pre-wrap}.nit-chat-markdown code{font:13px/1.6 ui-monospace,Consolas,monospace;background:#edf0f3;padding:1px 3px}.nit-chat-markdown img{display:block;max-width:100%;height:auto;border:1px solid var(--nit-border);margin:12px 0}.nit-chat-markdown a{color:#155c8c;text-decoration:underline}.nit-chat-table{overflow:auto;margin:12px 0}.nit-chat-table table{border-collapse:collapse;width:100%}.nit-chat-table th,.nit-chat-table td{border:1px solid var(--nit-border);padding:8px;text-align:left}.nit-chat-table th{background:#eef3f8}.nit-chat-sources{margin:16px 0;font-size:13px;color:var(--nit-muted)}.nit-chat-sources summary{cursor:pointer;font-weight:600}.nit-chat-sources div{padding:10px;border-top:1px solid var(--nit-border);white-space:pre-wrap}.nit-chat-status{padding:8px 20px;color:var(--nit-muted);min-height:35px}.nit-chat-status.nit-chat-error,.nit-chat-error{color:#982525}.nit-chat-recover{margin:6px 20px}.nit-chat-compose{display:flex;gap:12px;padding:12px 20px;align-items:end}.nit-chat-compose label{display:flex;flex:1;flex-direction:column;gap:5px}.nit-chat-compose textarea{width:100%;resize:vertical;min-height:82px;max-height:240px;border:1px solid #8190a2;border-radius:5px;padding:10px;background:white;color:#172536}.nit-chat-privacy{font-size:12px;line-height:1.5;color:var(--nit-muted);padding:0 20px 16px;margin:0}.nit-assistant [hidden]{display:none!important}.nit-assistant-floating{position:fixed;right:20px;bottom:20px;z-index:9000;width:min(460px,calc(100vw - 24px))}.nit-assistant-floating>summary{background:#234c6c;color:white;padding:12px 18px;border-radius:8px;cursor:pointer;list-style:none;width:max-content;margin-left:auto}.nit-assistant-floating[open]>summary{margin-bottom:8px}.nit-assistant-floating .nit-chat-log{height:42vh;min-height:180px}.nit-assistant-floating .nit-assistant{box-shadow:0 10px 40px #17253633}.nit-assistant-settings-note{padding:12px 0;color:#526174;line-height:1.5}
.nit-chat-title{font-size:18px;padding:16px 20px 0;margin:0 0 12px}
.nit-assistant a.nit-chat-download{display:inline-block;background:var(--nit-accent);color:white;border-radius:5px;text-decoration:none;padding:6px 10px}
.nit-chat-manuals{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding:10px 16px;border-bottom:1px solid var(--nit-border);font-size:13px}.nit-chat-manuals>span{flex:1}.nit-assistant .nit-chat-download{font-size:13px;padding:6px 10px}.nit-chat-gallery{margin:16px 0}.nit-chat-gallery figure{margin:12px 0}.nit-chat-gallery img{display:block;max-width:100%;height:auto;border:1px solid var(--nit-border)}.nit-chat-gallery figcaption{font-size:12px;color:var(--nit-muted);margin-top:6px}
.nit-image-dialog{width:min(1200px,94vw);max-width:94vw;max-height:92dvh;padding:18px;border:0;border-radius:10px;color:#172536;background:white;box-shadow:0 16px 70px #0005;font:15px/1.5 system-ui}.nit-image-dialog::backdrop{background:#132436bb}.nit-image-dialog .nit-image-tools{display:flex;justify-content:flex-end;gap:10px}.nit-image-dialog button{font:inherit;background:#234c6c;color:white;border:0;border-radius:5px;padding:8px 12px;cursor:pointer}.nit-image-dialog p{margin:8px 0}.nit-image-view{overflow:auto;max-height:calc(92dvh - 140px)}.nit-image-view img{display:block;max-width:100%;height:auto;margin:auto}.nit-image-actual .nit-image-view img{max-width:none}.nit-image-dialog:focus-visible,.nit-image-dialog button:focus-visible{outline:3px solid #2b89cc;outline-offset:3px}
.nit-manager-floating{position:fixed;right:20px;bottom:18px;z-index:8000;font:14px/1.5 system-ui;color:#172536}.nit-manager-floating [hidden]{display:none!important}.nit-manager-launcher,.nit-manager-chat-header button{font:inherit;background:#234c6c;color:white;border:0;cursor:pointer;border-radius:24px;padding:12px 20px;box-shadow:0 4px 20px #17253640}.nit-manager-launcher{display:block;margin-left:auto}.nit-manager-launcher:focus-visible,.nit-manager-chat-header button:focus-visible{outline:3px solid #2b89cc;outline-offset:3px}.nit-manager-chat-panel{width:min(510px,calc(100vw - 24px));max-height:calc(100dvh - 90px);overflow:auto;margin-bottom:10px;background:white;border:1px solid #d9e0e7;border-radius:10px;box-shadow:0 10px 50px #17253655}.nit-manager-chat-header{display:flex;align-items:center;justify-content:space-between;padding:8px 16px;background:#edf3f8}.nit-manager-chat-header button{padding:0 10px;font-size:25px;box-shadow:none;border-radius:5px}.nit-manager-chat-panel .nit-assistant{border:0;border-radius:0}.nit-manager-chat-panel .nit-chat-log{height:35vh;min-height:120px}.nit-manager-chat-panel .nit-chat-compose textarea{min-height:65px}.nit-manager-chat-panel .nit-chat-privacy{padding-bottom:10px}
@media(max-width:600px){.nit-manager-floating{right:12px;bottom:12px}.nit-image-dialog{padding:12px}}
.nit-manager-chat-panel{box-sizing:border-box;display:flex;flex-direction:column;height:min(760px,calc(100dvh - 90px));overflow:hidden}.nit-manager-chat-header{flex-shrink:0}.nit-manager-chat-panel .nit-assistant{display:flex;flex-direction:column;flex:1;min-height:0;overflow-y:auto}.nit-manager-chat-panel .nit-chat-log{flex:1 1 200px;height:auto;min-height:100px;max-height:none}.nit-manager-chat-panel .nit-chat-toolbar,.nit-manager-chat-panel .nit-chat-manuals,.nit-manager-chat-panel .nit-chat-compose,.nit-manager-chat-panel .nit-chat-status,.nit-manager-chat-panel .nit-chat-privacy,.nit-manager-chat-panel .nit-chat-recover{flex-shrink:0}
.nit-assistant-floating .nit-assistant{max-height:calc(100dvh - 90px);overflow-y:auto}
.nit-assistant-site button,.nit-assistant-site a.nit-chat-download{color:var(--nit-on-accent,#fff)}
.nit-assistant-site .nit-chat-title,.nit-assistant-site .nit-chat-answer>strong,.nit-assistant-site .nit-chat-markdown a{color:var(--nit-accent-text,#234c6c)}
.nit-assistant-site button:focus-visible,.nit-assistant-site select:focus-visible,.nit-assistant-site textarea:focus-visible,.nit-assistant-site a:focus-visible{outline-color:var(--nit-accent-text,#234c6c)}
.nit-assistant-floating>summary{background:var(--nit-accent,#234c6c);color:var(--nit-on-accent,#fff);font:15px/1.55 system-ui,-apple-system,"Segoe UI",sans-serif}
.nit-assistant-floating>summary:focus-visible{outline:3px solid var(--nit-accent-text,#234c6c);outline-offset:3px}
.nit-image-dialog button{background:var(--nit-accent,#234c6c);color:var(--nit-on-accent,#fff)}
.nit-image-dialog:focus-visible,.nit-image-dialog button:focus-visible{outline-color:var(--nit-accent-text,#2b89cc)}
@media(max-width:600px){.nit-chat-toolbar,.nit-chat-compose{padding:12px;gap:8px}.nit-chat-log{padding:12px;height:48vh}.nit-chat-compose{flex-wrap:wrap}.nit-chat-compose label{flex-basis:100%}.nit-chat-compose button{width:100%}.nit-assistant-floating{right:12px;bottom:12px}.nit-chat-status{padding:8px 12px}}