:root{--bg:#f6f7f9;--card:#fff;--text:#1d2129;--muted:#6b7280;--line:#e5e7eb;--accent:#2563eb;--accent-soft:#dbeafe;--ok:#15803d;--ok-soft:#dcfce7;--warn:#b45309;--warn-soft:#fef3c7;--bad:#b91c1c;--bad-soft:#fee2e2;--internal:#fdf6e3;--radius:10px}
*{box-sizing:border-box}
html{color-scheme:light}
body{margin:0;background:var(--bg);color:var(--text);font:15px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}
h1{font-size:1.4rem;margin:0 0 .75rem}h2{font-size:1.1rem;margin:1.25rem 0 .5rem}h3{font-size:1rem;margin:1rem 0 .4rem}
.top{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}
.top .in{max-width:960px;margin:0 auto;padding:.55rem 1rem .35rem;display:flex;align-items:center;flex-wrap:wrap;gap:.25rem 1rem}
.brand{font-weight:700;font-size:1.05rem;color:var(--text);line-height:1.2;padding:.2rem 0;flex:1 1 auto;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand:hover{text-decoration:none;color:var(--accent)}.brand.active{color:var(--accent)}
.me{color:var(--text);font-size:.9rem;white-space:nowrap;padding:.2rem 0}.me:hover{text-decoration:none;color:var(--accent)}
nav.main{display:flex;gap:.15rem;overflow-x:auto;-webkit-overflow-scrolling:touch;flex:0 0 100%;order:3;margin:0 -1rem;padding:.15rem 1rem 0;scrollbar-width:none}
nav.main::-webkit-scrollbar{display:none}
nav.main a{padding:.45rem .75rem;border-radius:8px;color:var(--text);white-space:nowrap;font-size:.95rem;font-weight:500}
nav.main a.active,nav.main a:hover{background:var(--accent-soft);color:var(--accent);text-decoration:none}
nav.main .count{background:var(--accent);color:#fff;border-radius:999px;padding:0 .45rem;font-size:.75rem;margin-left:.3rem}
@media (min-width:760px){
  .top .in{flex-wrap:nowrap;gap:1.25rem;padding:.5rem 1rem}
  .brand{flex:0 1 auto;max-width:280px}
  nav.main{flex:1 1 auto;order:0;margin:0;padding:0;justify-content:center}
  .me{order:2;margin-left:auto}
}
main{max-width:960px;margin:0 auto;padding:1rem}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:1rem;margin-bottom:1rem}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1rem}
.muted{color:var(--muted)}.small{font-size:.85rem}
.flash{background:var(--ok-soft);color:var(--ok);border:1px solid #bbf7d0;border-radius:8px;padding:.6rem .9rem;margin-bottom:1rem}
.error{background:var(--bad-soft);color:var(--bad);border:1px solid #fecaca;border-radius:8px;padding:.6rem .9rem;margin-bottom:1rem}
.badge{display:inline-block;font-size:.7rem;font-weight:600;padding:.1rem .4rem;border-radius:4px;vertical-align:middle;text-transform:uppercase;letter-spacing:.03em}
.badge.ai{background:#ede9fe;color:#6d28d9}.badge.internal{background:var(--warn-soft);color:var(--warn)}
.badge.open{background:var(--accent-soft);color:var(--accent)}.badge.answered{background:var(--ok-soft);color:var(--ok)}.badge.closed{background:#e5e7eb;color:#374151}
.badge.role{background:#f3f4f6;color:#374151;text-transform:none;font-weight:500}
label{display:block;font-weight:600;margin:.6rem 0 .25rem;font-size:.9rem}
input[type=text],input[type=search],input[type=email],input[type=date],input[type=url],select,textarea{width:100%;padding:.55rem .65rem;border:1px solid #cbd5e1;border-radius:8px;font:inherit;background:#fff;-webkit-appearance:none;appearance:none;min-height:2.6rem;box-sizing:border-box}
input[type=search]::-webkit-search-decoration,input[type=search]::-webkit-search-cancel-button{-webkit-appearance:none}
select{background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'><path d='M1 1l5 5 5-5' fill='none' stroke='%236b7280' stroke-width='1.6'/></svg>");background-repeat:no-repeat;background-position:right .6rem center;padding-right:1.8rem}
textarea{min-height:110px;resize:vertical}
input[type=file]{font:inherit;width:100%;padding:.35rem .45rem;border:1px solid #cbd5e1;border-radius:8px;background:#fff;min-height:2.6rem;box-sizing:border-box;color:var(--muted);font-size:.9rem}
input[type=file]::file-selector-button{font:inherit;font-weight:600;font-size:.9rem;background:#fff;color:var(--text);border:1px solid #cbd5e1;border-radius:6px;padding:.3rem .7rem;margin-right:.6rem;cursor:pointer}
input[type=file]::-webkit-file-upload-button{font:inherit;font-weight:600;font-size:.9rem;background:#fff;color:var(--text);border:1px solid #cbd5e1;border-radius:6px;padding:.3rem .7rem;margin-right:.6rem;cursor:pointer}
button,.btn{display:inline-block;background:var(--accent);color:#fff;border:0;border-radius:8px;padding:.5rem .9rem;font:inherit;font-weight:600;cursor:pointer;min-height:2.6rem;line-height:1.4;box-sizing:border-box}
button:hover,.btn:hover{filter:brightness(.95);text-decoration:none}
button.secondary,.btn.secondary{background:#fff;color:var(--text);border:1px solid #cbd5e1}
button.danger{background:var(--bad)}button.small,.btn.small{padding:.3rem .6rem;font-size:.85rem}
.row{display:flex;gap:.75rem;flex-wrap:wrap;align-items:center}.row>*{margin:0}
.actions{display:flex;gap:.5rem;flex-wrap:wrap;margin-top:.75rem;align-items:center}
.inline{display:inline}
table{width:100%;border-collapse:collapse;font-size:.92rem}th,td{text-align:left;padding:.5rem .4rem;border-bottom:1px solid var(--line);vertical-align:top}th{color:var(--muted);font-weight:600;font-size:.8rem;text-transform:uppercase}
.tablewrap{overflow-x:auto}
/* chat */
.messages{display:flex;flex-direction:column;gap:.75rem}
.msg{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:.75rem 1rem;max-width:92%}
.msg.theirs{align-self:flex-start;background:#fff}
.msg.agent{background:#f5f2ff;border-color:#ddd3fb}
.msg.mine{align-self:flex-end;background:#e3edff;border-color:#b7cdfb}
.msg.mine header{justify-content:flex-end}
.msg.internal{background:var(--internal);border-color:#f3e2b3}
.msg.mine.internal{background:#fbeccb}
.msg header{display:flex;gap:.5rem;align-items:baseline;flex-wrap:wrap;font-size:.85rem;margin-bottom:.25rem}
.msg header time{color:var(--muted)}
.body>:first-child{margin-top:0}.body>:last-child{margin-bottom:0}
.body pre{background:#f3f4f6;padding:.6rem;border-radius:6px;overflow-x:auto}.body code{background:#f3f4f6;padding:.05rem .3rem;border-radius:4px;font-size:.9em}.body pre code{background:none;padding:0}
.body img{max-width:100%}.body table{margin:.5rem 0}.body blockquote{margin:.5rem 0;padding-left:.75rem;border-left:3px solid var(--line);color:var(--muted)}
.attachments{display:flex;gap:.4rem;flex-wrap:wrap;margin-top:.5rem}
.chip{display:inline-flex;align-items:center;gap:.3rem;background:#f3f4f6;border:1px solid var(--line);border-radius:999px;padding:.15rem .6rem;font-size:.82rem;color:var(--text)}
.composer{position:sticky;bottom:0;background:var(--bg);padding:.5rem 0 calc(env(safe-area-inset-bottom,0px) + .25rem);margin:0 -1rem;padding-left:1rem;padding-right:1rem;border-top:1px solid var(--line)}
.composerow{display:flex;align-items:flex-end;gap:.4rem}
.composerow textarea{flex:1 1 auto;min-height:2.6rem;max-height:40vh;resize:none;overflow-y:auto;padding:.55rem .65rem;line-height:1.35}
.iconbtn{flex:0 0 auto;background:#fff;color:var(--text);border:1px solid #cbd5e1;border-radius:8px;width:2.6rem;height:2.6rem;padding:0;font-size:1.1rem;line-height:1}
.iconbtn[aria-pressed=true]{background:var(--warn-soft);border-color:#f3e2b3}
.sendbtn{flex:0 0 auto;height:2.6rem;padding:0 .9rem}
.attachinfo{font-size:.82rem;color:var(--muted);padding:0 .2rem .3rem}
.attachinfo button{background:none;border:0;color:var(--accent);padding:0 .3rem;min-height:0;font-weight:500;cursor:pointer}
.composer.internal-on .composerow textarea{background:var(--internal)}
.prompt{background:var(--accent-soft);border:1px dashed var(--accent);border-radius:var(--radius);padding:1rem;color:#1e3a8a}
/* questions */
.q{border-left:4px solid var(--accent);}
.q.answered{border-left-color:var(--ok)}.q.closed{border-left-color:#9ca3af;opacity:.9}.q.focus{box-shadow:0 0 0 3px var(--accent-soft)}
.q .text{font-size:1rem;line-height:1.5}
.q .answer .body,.q .text{font-size:inherit}
.q header,.q .meta{font-size:.85rem}
.answer{background:var(--ok-soft);border-radius:8px;padding:.6rem .8rem;margin-top:.5rem}
.choice{display:block;font-weight:400;margin:.3rem 0}.choice input{margin-right:.4rem}
details summary{cursor:pointer;font-weight:600;color:var(--accent)}
/* docs */
.doc .body h1{font-size:1.5rem}.doc .body h2{font-size:1.2rem;margin-top:1.5rem}.doc .body h3{font-size:1.05rem}
.doc .body table{border:1px solid var(--line)}.doc .body th,.doc .body td{border-bottom:1px solid var(--line);font-size:.9rem}
.diff{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.85rem;white-space:pre-wrap;background:#fff;border:1px solid var(--line);border-radius:8px;overflow:hidden}
.diff div{padding:0 .6rem}.diff .add{background:var(--ok-soft)}.diff .del{background:var(--bad-soft);text-decoration:line-through;text-decoration-color:#fca5a5}
/* misc */
.stat{font-size:2rem;font-weight:700;line-height:1}.stat+div{color:var(--muted);font-size:.85rem}
.timeline li{margin:.35rem 0}
.token{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;background:#111827;color:#f9fafb;padding:.75rem;border-radius:8px;word-break:break-all;user-select:all}
pre.mail{white-space:pre-wrap;word-break:break-word;background:#f9fafb;border:1px solid var(--line);padding:.75rem;border-radius:8px;font-size:.85rem}
.login{max-width:420px;margin:3rem auto}
footer{max-width:960px;margin:2rem auto;padding:0 1rem;color:var(--muted);font-size:.8rem}
@media (max-width:640px){.msg{max-width:100%}}
/* document versions */
.pills{gap:.3rem}.pill{display:inline-block;padding:.15rem .6rem;border-radius:999px;border:1px solid #cbd5e1;background:#fff;color:var(--text);font-size:.85rem}
.pill:hover{text-decoration:none;border-color:var(--accent);color:var(--accent)}.pill.current{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:600}
.versionbar select{padding:.3rem .5rem}
/* chat paging and follow */
.earlier{align-self:center;padding:.25rem 0}.earlier.htmx-request button{opacity:.5}
.jumpwrap{position:sticky;bottom:3.6rem;z-index:9;text-align:center;pointer-events:none;padding:.4rem 0}
.jump{pointer-events:auto;border-radius:999px;box-shadow:0 2px 8px rgba(0,0,0,.2);padding:.45rem .9rem;min-height:0}
.msg.focus{box-shadow:0 0 0 3px var(--accent-soft)}
/* folders */
.crumbs{margin:-.25rem 0 .75rem;font-size:.95rem}.crumbs a{color:var(--text)}.crumbs a.current{font-weight:600;color:var(--accent)}
.folders{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:.75rem}
.folder{display:inline-flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:.5rem .8rem;color:var(--text);min-width:140px}
.folder:hover{text-decoration:none;border-color:var(--accent)}
.inline-details summary{list-style:none;display:inline-block}.inline-details summary::-webkit-details-marker{display:none}
/* file page */
.preview{text-align:center;padding:.5rem}.preview img{max-width:100%;max-height:70vh;border-radius:6px}.preview iframe{width:100%;height:70vh;border:0}
.remarks{display:flex;flex-direction:column;gap:.6rem}.remark{border-left:3px solid var(--line);padding:.2rem .75rem}.remark.internal{background:var(--internal);border-left-color:#f3e2b3}
.dot{display:inline-block;width:.5rem;height:.5rem;border-radius:50%;background:var(--accent);margin-right:.35rem;vertical-align:middle}
/* files search bar */
.searchbar{display:flex;flex-wrap:wrap;gap:.5rem;align-items:center}
.searchbar .q{flex:1 1 100%}
.searchbar .choice{flex:1 1 auto}
@media (min-width:640px){.searchbar .q{flex:1 1 260px}.searchbar .choice{flex:0 0 auto}}
.iconlink{display:inline-block;font-size:1.15rem;line-height:1;padding:.15rem .35rem;border-radius:6px;color:var(--accent)}.iconlink:hover{background:var(--accent-soft);text-decoration:none}
/* two-line file list */
.filelist{padding:.25rem .5rem}
.filerow{display:flex;align-items:center;gap:.5rem;padding:.5rem .25rem;border-bottom:1px solid var(--line)}
.filerow:last-child{border-bottom:0}.filerow.head{padding:.35rem .25rem}
.filerow .chk{margin:0;flex:0 0 auto;display:flex}.filerow .chk input{width:1.1rem;height:1.1rem;margin:0}
.fileinfo{flex:1 1 auto;min-width:0}
.fileinfo .line1{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:500}
.fileinfo .line1 a{color:var(--text)}.fileinfo .line1 a:hover{color:var(--accent)}
.fileinfo .line2,.fileinfo .line3{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:.1rem}
.filerow .iconlink{flex:0 0 auto}