:root{--sidebar-width:220px;--bg:#f6f8fc;--paper:#ffffff;--line:#dce4ef;--ink:#1e293b;--muted:#64748b;--accent:#2563eb;--accent-light:#eaf2ff;--green:#1d6297;--red:#b42338;font-family:Inter,"Segoe UI",Arial,sans-serif;color:var(--ink);background:var(--bg)}
*{box-sizing:border-box}
body{margin:0}
button,input,select,textarea{font:inherit}
button,a,input,select{touch-action:manipulation}
button{cursor:pointer;border:1px solid var(--line);border-radius:10px;padding:11px 16px;background:var(--paper);color:var(--ink);font-weight:600}
button:hover{background:var(--accent-light)}
button:disabled{opacity:.5;cursor:wait}
.primary{background:var(--accent);border-color:var(--accent);color:white}
.primary:hover{background:#1d4ed8}
.quiet{border:0;background:transparent;text-align:left;font-weight:400}
.muted{color:var(--muted);line-height:1.55}
.small{font-size:13px}
.eyebrow{font-size:10px;font-weight:700;letter-spacing:2px;color:var(--muted);line-height:1.5}
h1{font-size:clamp(25px,3vw,34px);font-weight:650;letter-spacing:-1px;line-height:1.2;margin:12px 0}
h2{font-size:20px;letter-spacing:-.3px}
label{display:flex;flex-direction:column;gap:8px;font-size:13px;font-weight:600;margin:16px 0}
input,select,textarea{min-width:0;border:1px solid var(--line);border-radius:9px;background:var(--paper);padding:12px;color:var(--ink);width:100%}
textarea{min-height:80px;resize:vertical}
input:focus,select:focus,button:focus-visible,textarea:focus{outline:2px solid var(--accent);outline-offset:2px}
[hidden]{display:none!important}
.entrance{min-height:100vh;display:grid;place-items:center;padding:25px;background:linear-gradient(145deg,#ffffff 10%,#edf4ff 100%)}
.login-card{max-width:460px;width:100%;border:1px solid var(--line);background:var(--paper);padding:40px;border-radius:22px;box-shadow:0 18px 80px #23508c0c}
.login-card button{width:100%;margin-top:10px}
#login-error{color:var(--red);font-size:14px}
#workspace{display:flex;min-height:100vh}
.sidebar{width:var(--sidebar-width);flex-shrink:0;position:fixed;inset:0 auto 0 0;border-right:1px solid var(--line);padding:30px 20px;display:flex;flex-direction:column;background:#f9fbff}
.brand{font-size:24px;font-weight:650;letter-spacing:-.7px;color:#173967;margin-bottom:32px}
.nav{display:block;width:100%;text-align:left;background:transparent;border:0;margin:8px 0}
.nav.active{background:var(--paper);color:var(--accent)}
.sidebar-bottom{margin-top:auto;font-size:13px;display:flex;flex-direction:column;gap:4px}
.content{margin-left:var(--sidebar-width);width:calc(100% - var(--sidebar-width));padding:30px 36px}
.page-head{display:flex;justify-content:space-between;align-items:center;gap:25px;margin-bottom:28px}
.page-head p{margin:8px 0}
.stats{display:flex;gap:12px;margin-bottom:26px;flex-wrap:wrap}
.stat{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:16px 24px;flex:1;min-width:150px}
.stat strong{display:block;font-size:25px;margin-bottom:4px}
.stat span{font-size:12px;color:var(--muted)}
.searchbar{display:flex;gap:10px;align-items:center}
.searchbar label{margin:0}
.searchbar input{font-size:16px;padding:15px}
.grow{flex:1}
.filters{display:flex;align-items:center;gap:10px;margin:18px 0}
.filters select{width:auto;max-width:200px;font-size:13px}
.filters span{margin-left:auto;font-size:13px}
.document-card,.search-hit,.empty{background:var(--paper);border:1px solid var(--line);padding:22px;border-radius:12px;margin:12px 0}
.document-card{display:flex;gap:20px;align-items:center}
.doc-symbol{font-size:11px;letter-spacing:1px;border:1px solid var(--line);padding:16px 12px;border-radius:9px;color:var(--accent);background:#eff5ff;align-self:flex-start}
.doc-body{flex:1;min-width:0}
.title-button{font-weight:650;font-size:16px;text-align:left;padding:0;border:0;background:transparent;line-height:1.5;overflow-wrap:anywhere}
.title-button:hover{background:transparent;color:var(--accent)}
.doc-meta{display:flex;flex-wrap:wrap;gap:8px 14px;margin-top:10px;font-size:12px;color:var(--muted)}
.badge{display:inline-block;font-size:11px;border-radius:20px;padding:5px 9px;background:#eef2f7;color:var(--muted);white-space:nowrap}
.badge.ready{background:#eaf4ff;color:var(--green)}
.badge.failed{background:#fff0f2;color:var(--red)}
.badge.ocr,.badge.indexing,.badge.queued{background:var(--accent-light);color:var(--accent)}
progress{width:100%;height:5px;accent-color:var(--accent);margin-top:12px}
.error-text{color:var(--red);font-size:13px}
.search-hit p{white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.65;font-size:14px;margin:16px 0}
.search-hit footer{display:flex;gap:12px;align-items:center;font-size:12px;color:var(--muted)}
.pagination{display:flex;justify-content:center;align-items:center;gap:18px;margin:25px}
.empty{text-align:center;padding:50px 24px}
.section-title{display:flex;justify-content:space-between;align-items:center}
.table-wrap{overflow:auto}
table{width:100%;border-collapse:collapse;font-size:13px;background:var(--paper);border:1px solid var(--line)}
th,td{text-align:left;padding:13px;border-bottom:1px solid var(--line);overflow-wrap:anywhere}
td button{padding:7px 10px;font-size:12px;margin:2px}
td small{display:block;color:var(--muted);margin-top:5px}
.callout{background:var(--accent-light);border-radius:10px;padding:20px}
dialog{border:1px solid var(--line);border-radius:18px;background:var(--paper);color:var(--ink);max-width:560px;width:calc(100% - 36px);padding:28px;box-shadow:0 20px 80px #162a4628}
dialog::backdrop{background:#152b4666;backdrop-filter:blur(4px)}
.dialog-head{display:flex;justify-content:space-between;align-items:flex-start;gap:20px}
.dialog-head h2{margin:3px 0 15px;overflow-wrap:anywhere}
.close{border:0;padding:0 5px;background:transparent;font-size:27px;line-height:1}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:15px}
.viewer-dialog{position:fixed;inset:0 0 0 var(--sidebar-width);margin:0;max-width:none;max-height:none;width:calc(100vw - var(--sidebar-width));height:100vh;height:100dvh;border:0;border-radius:0;padding:22px;box-shadow:none;overflow:hidden}
.viewer-layout{display:grid;grid-template-columns:320px minmax(0,1fr);gap:20px;flex:1;min-height:0}
#document-details{overflow:auto;padding-right:10px;font-size:13px}
#document-details label{margin:12px 0}
#document-details p{overflow-wrap:anywhere;line-height:1.6}
.pdf-area{display:flex;flex-direction:column;min-width:0}
.pdf-toolbar{display:flex;align-items:center;gap:10px;margin-bottom:12px;font-size:13px}
.pdf-toolbar select{width:200px}
.pdf-toolbar a{color:var(--accent)}
#pdf-frame{border:1px solid var(--line);border-radius:10px;background:#eef2f7;width:100%;height:100%;min-height:0;flex:1}
#notice{position:fixed;right:24px;bottom:24px;z-index:20;padding:16px 22px;border-radius:12px;background:var(--ink);color:white;box-shadow:0 8px 30px #0002;max-width:500px}
#upload-progress{font-size:13px;line-height:1.8;white-space:pre-wrap;margin:15px 0;max-height:150px;overflow:auto}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
@media(max-width:1000px){:root{--sidebar-width:190px}
.content{padding:24px}
.viewer-layout{grid-template-columns:240px 1fr}
.searchbar{flex-wrap:wrap}
.searchbar .grow{flex-basis:100%}
.filters{flex-wrap:wrap}
}
@media(max-width:700px){:root{--sidebar-width:0px}#workspace{display:block}
.sidebar{position:static;width:100%;padding:15px;display:block}
.brand{margin-bottom:12px}
.sidebar .eyebrow{display:none}
.sidebar nav{display:flex}
.sidebar-bottom{display:flex;flex-direction:row;align-items:center;flex-wrap:wrap}
.sidebar-bottom p{margin-right:auto}
.nav{width:auto}
.content{margin:0;width:100%;padding:20px}
.page-head{align-items:flex-start;flex-direction:column}
.stat{padding:14px;min-width:120px}
.document-card{padding:16px;gap:12px}
.document-card>.badge{display:none}
.filters span{width:100%;margin-left:0}
.viewer-dialog{padding:18px}
.viewer-layout{grid-template-columns:minmax(0,1fr);height:auto}
.viewer-dialog:not(.details-collapsed) .pdf-area{display:none}#document-details{max-height:none;padding:0 4px}
.pdf-area{min-height:0}
#pdf-frame{height:100%;min-height:0}
.pdf-toolbar{flex-wrap:wrap}
.dialog-head h2{font-size:16px}
.two-col{grid-template-columns:1fr;gap:0}
.login-card{padding:28px}
}


.login-brand{color:#173967;font-size:34px;margin:0 0 28px;letter-spacing:-1px}
.viewer-dialog[open]{display:flex;flex-direction:column;gap:18px}
.viewer-dialog::backdrop{background:#152b4622;backdrop-filter:none}
.viewer-dialog .dialog-head{align-items:center;flex-shrink:0;gap:16px}
.viewer-dialog .dialog-head h2{font-size:18px;line-height:1.4;margin:0;max-height:76px;overflow:auto}
.viewer-actions{display:flex;align-items:center;gap:16px;flex-shrink:0}
#document-metadata-toggle{font-size:13px;padding:8px 12px}
#document-metadata-toggle[aria-expanded="true"]{background:var(--accent-light);color:var(--accent)}
.viewer-dialog.details-collapsed .viewer-layout{grid-template-columns:minmax(0,1fr)}
.viewer-dialog.details-collapsed #document-details{display:none}
.pdf-toolbar{flex-shrink:0;flex-wrap:wrap}
#document-details{min-height:0}
body:has(dialog[open]){overflow:hidden}
@media(max-width:700px){.viewer-dialog{padding:14px}.viewer-dialog .dialog-head h2{font-size:15px;max-height:84px}.viewer-actions{gap:10px}#document-metadata-toggle{padding:8px}.pdf-toolbar select{width:100%;max-width:230px}}

.content.chat-content{height:100vh;height:100dvh;display:flex;flex-direction:column;padding-bottom:20px}
.chat-content .page-head{margin-bottom:10px;flex-shrink:0}
#chat-panel{display:flex;flex-direction:column;flex:1;min-height:0}
.chat-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-shrink:0;margin-bottom:12px}
#chat-messages{flex:1;min-height:0;overflow:auto;overscroll-behavior:contain;padding:12px 8px 24px;scrollbar-gutter:stable}
.chat-empty{height:100%;min-height:120px;display:grid;place-items:center;color:#54739b;font-size:clamp(20px,2.5vw,30px);text-align:center}
.chat-message{max-width:1000px;margin:0 auto 22px;padding:22px 26px;border:1px solid var(--line);border-radius:16px;background:white;overflow-wrap:anywhere}
.chat-message.user{background:#eaf2ff;border-color:#d6e5fc}
.message-author{font-size:12px;font-weight:700;color:#507099;margin-bottom:10px}
.message-body{font-size:15px;line-height:1.8;white-space:pre-wrap}
.chat-message.pending .message-body{color:var(--muted)}
.chat-message.failed .message-body{color:var(--red)}
.citation{display:inline;padding:2px 5px;border:0;background:#eaf2ff;color:var(--accent);font-size:13px;margin:0 2px}
.chat-sources{margin-top:16px;font-size:13px;border-top:1px solid var(--line);padding-top:12px}
.chat-sources summary{cursor:pointer;color:var(--accent)}
.chat-source{padding:14px 0 4px}
.chat-source .title-button{font-size:13px}
.chat-source p{white-space:pre-wrap;line-height:1.6;color:var(--muted);max-height:160px;overflow:auto}
.chat-composer{display:flex;align-items:flex-end;gap:12px;flex-shrink:0;padding:14px 0 0;border-top:1px solid var(--line)}
.chat-composer label{margin:0}
.chat-composer textarea{min-height:72px;max-height:180px;resize:vertical;line-height:1.5}
.chat-composer button{min-height:48px}
#chat-history{min-height:0;display:flex;flex-direction:column;flex:1;margin:16px -6px 20px}
#new-chat-button{margin:0 6px 16px}
#chat-list{overflow:auto;min-height:0;flex:1}
.history-item{display:block;width:100%;padding:11px 12px;text-align:left;border:0;background:transparent;font-size:13px;font-weight:400;border-radius:8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin:3px 0}
.history-item.active{background:#e4edfc;color:#1d4ed8;font-weight:600}
@media(max-width:700px){
 #workspace.chat-workspace{height:100dvh;min-height:100dvh;display:flex;flex-direction:column}
 .chat-workspace .sidebar{flex-shrink:0}
 .sidebar nav{flex-wrap:wrap;gap:4px}.sidebar .nav{font-size:13px;padding:9px 10px;margin:3px 0}
 .content.chat-content{height:auto;min-height:0;flex:1;padding:14px 16px}
 .chat-content .page-head{margin-bottom:0}.chat-content h1{font-size:25px;margin:6px 0}
 #chat-history{margin:4px 0 10px;display:grid;grid-template-columns:auto minmax(0,1fr);gap:8px}
 #new-chat-button{margin:0;padding:8px;font-size:12px}#chat-list{display:flex;gap:6px;overflow:auto}
 .history-item{width:auto;max-width:180px;flex-shrink:0;padding:8px;margin:0}
 #more-chats-button{grid-column:1 / -1;padding:4px;font-size:12px}
 .chat-message{padding:16px;margin-bottom:14px}.message-body{font-size:14px}
 .chat-composer{gap:8px}.chat-composer button{font-size:13px;padding:10px}
 .chat-toolbar{margin-bottom:2px;font-size:12px}.chat-toolbar button{padding:6px}
 #chat-model-status{max-width:65%;white-space:normal}
}