:root{--rust:#b5502a;--rust-d:#8f3c1c;--green:#1f4d3a;--green-l:#e3efe7;--beige:#f4ecdf;--paper:#fffdf8;--ink:#2b2622;--muted:#6f655b;--line:#e4d8c6;--warn:#a3300f}
*{box-sizing:border-box}
html,body{margin:0;background:var(--beige);color:var(--ink);font:16px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,"Noto Sans",sans-serif}
a{color:var(--green)}a[role=button]{cursor:pointer;text-decoration:underline}
[hidden]{display:none!important}
.top{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;padding:10px 14px;padding-top:max(10px,env(safe-area-inset-top));background:var(--green);color:#fff}
.brand{display:flex;align-items:center;gap:8px;font-size:18px}.brand b{color:#f3b38f}.logo{width:30px;height:30px;border-radius:8px}
.top-actions{display:flex;gap:8px;align-items:center}
.icon-btn{position:relative;background:none;border:0;font-size:20px;cursor:pointer;color:inherit;padding:4px 6px}
.dot{position:absolute;top:-2px;right:-4px;background:var(--rust);color:#fff;border-radius:10px;font-size:11px;padding:0 5px}
.offline-bar{background:#fff1d6;color:#6b4a00;padding:8px 14px;font-size:14px;border-bottom:1px solid #ecd29a}
.view{max-width:980px;margin:0 auto;padding:12px 12px 90px}
.card{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:14px 16px;margin:0 0 12px;box-shadow:0 2px 8px rgba(70,45,20,.05)}
h1{font-size:22px;color:var(--green);margin:6px 0 12px}h2{font-size:19px;color:var(--green);margin:0 0 8px}h3{font-size:16px;margin:6px 0}h4{margin:8px 0 4px;font-size:15px}
p{margin:6px 0}.muted{color:var(--muted)}.small{font-size:14px}.center{text-align:center;padding:40px}.mono{font-family:ui-monospace,Consolas,monospace;word-break:break-all}
.warn{color:var(--warn)}.danger-text{color:var(--warn)!important}
.row{display:flex;align-items:center}.gap{gap:8px}.small-gap{gap:6px;margin-top:6px;flex-wrap:wrap}.between{justify-content:space-between}.wrap{flex-wrap:wrap}.grow{flex:1}.nowrap{white-space:nowrap}
label{display:block;font-size:14px;color:var(--muted);margin:8px 0}
input,select,textarea{font:inherit;color:var(--ink);background:#fff;border:1px solid #d6c8b3;border-radius:9px;padding:9px 10px;width:100%;margin-top:3px}
input[type=checkbox]{width:auto;margin:0 6px 0 0;accent-color:var(--green)}
label.check{display:flex;align-items:center;color:var(--ink);margin:6px 0}label.check.big{font-size:17px;font-weight:600}
.row select,.row input[type=time]{width:auto}
fieldset{border:1px solid var(--line);border-radius:10px;margin:10px 0;padding:6px 12px}legend{color:var(--rust);font-weight:600;font-size:14px}
.btn{display:inline-block;border:0;border-radius:10px;background:var(--green);color:#fff;padding:10px 16px;font:inherit;font-weight:600;cursor:pointer;text-decoration:none;text-align:center}
.btn:hover{filter:brightness(1.08)}.btn:disabled{opacity:.55;cursor:wait}
.btn.ghost{background:transparent;color:var(--green);border:1px solid var(--green)}.top .btn.ghost{color:#fff;border-color:#fff}
.btn.danger{background:var(--warn)}.btn.small{padding:6px 11px;font-size:14px}.btn.tiny{padding:3px 8px;font-size:13px;margin:1px}.btn.block{width:100%;margin-top:8px}
.btn[disabled]{opacity:.45}
.notice{background:#fff4e8;border-left:4px solid var(--rust);padding:8px 12px;border-radius:8px;font-size:14px;margin:8px 0}
.tabs{position:fixed;bottom:0;left:0;right:0;z-index:20;display:flex;background:var(--paper);border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom)}
.tabs a{flex:1;text-align:center;padding:7px 2px 6px;font-size:12px;color:var(--muted);text-decoration:none;display:flex;flex-direction:column;align-items:center}
.tabs a span{font-size:20px;line-height:1.2}.tabs a.on{color:var(--rust);font-weight:700}
.login{max-width:400px;margin:30px auto;text-align:center}.login form{text-align:left}.login-logo{width:72px;height:72px;border-radius:16px}
/* chat */
.chat-wrap{display:flex;gap:12px}
.conv-list{width:270px;flex-shrink:0;background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:10px;max-height:calc(100vh - 170px);overflow:auto}
.conv{display:block;padding:8px;border-radius:8px;text-decoration:none;color:var(--ink);border-bottom:1px solid var(--line);font-size:14px;cursor:pointer}
.conv small{display:block;color:var(--muted);font-size:12px}.conv.on{background:var(--green-l)}
.chat-main{flex:1;min-width:0;display:flex;flex-direction:column}
#btnHist{display:none}
.msgs{flex:1;min-height:280px;max-height:calc(100vh - 330px);overflow:auto;padding:4px}
.msg{max-width:88%;padding:10px 13px;border-radius:14px;margin:8px 0;word-wrap:break-word}
.msg.user{margin-left:auto;background:var(--green);color:#fff;border-bottom-right-radius:4px}
.msg.model{background:var(--paper);border:1px solid var(--line);border-bottom-left-radius:4px}
.msg p{margin:3px 0}.msg ul,.msg ol{margin:4px 0;padding-left:22px}.msg code{background:#f1e8da;padding:1px 4px;border-radius:4px}
.typing{color:var(--muted);font-style:italic}
.sources{margin-top:8px;font-size:13px}.chip{display:inline-block;background:var(--green-l);border-radius:12px;padding:2px 9px;margin:2px;text-decoration:none;font-size:13px}
.tag{display:inline-block;font-size:12px;color:var(--muted);margin-top:6px}.tag.ok{color:var(--green)}
.composer{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:8px;margin-top:6px}.composer textarea{border:0;resize:vertical}
.empty ul{margin:6px 0}
/* updates */
.filters{display:grid;grid-template-columns:2fr 1.5fr 1fr;gap:8px;align-items:center;margin:8px 0}.filters label{margin:0}
.upd h3{font-size:16px;margin:6px 0}.upd h3 a{text-decoration:none;color:var(--ink)}.upd.unread{border-left:4px solid var(--rust)}
.badge{display:inline-block;font-size:12px;font-weight:700;text-transform:uppercase;border-radius:6px;padding:1px 7px;letter-spacing:.3px}
.badge.confirmed{background:var(--green-l);color:var(--green)}.badge.proposed{background:#fdebd0;color:#8a4b00}.badge.unverified{background:#efe7e2;color:#6b5c55}
.badge.official{background:#dce9f8;color:#174a7c}
/* tables, menus, modal */
.tbl-wrap{overflow:auto}.tbl{border-collapse:collapse;width:100%;font-size:14px}.tbl th,.tbl td{border-bottom:1px solid var(--line);padding:6px;text-align:left;vertical-align:top}
.tbl th{color:var(--muted);font-weight:600}.tbl tr.conflict td{background:#fbe9e3}
.menu a{display:block;padding:12px 4px;border-bottom:1px solid var(--line);text-decoration:none;color:var(--ink);cursor:pointer}
.modal-back{position:fixed;inset:0;background:rgba(30,20,10,.45);z-index:50;display:flex;align-items:center;justify-content:center;padding:12px}
.modal{background:var(--paper);border-radius:16px;max-width:520px;width:100%;max-height:90vh;overflow:auto;padding:16px 18px}.modal.wide{max-width:820px}
.modal h3{color:var(--green);font-size:18px;margin:0 0 8px}.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:12px;position:sticky;bottom:-16px;background:var(--paper);padding:8px 0}
.toast{position:fixed;bottom:80px;left:50%;transform:translateX(-50%);background:var(--green);color:#fff;padding:10px 16px;border-radius:10px;z-index:60;max-width:92%;box-shadow:0 4px 16px rgba(0,0,0,.2)}
.toast.bad{background:var(--warn)}
.qr{display:block;margin:8px auto;image-rendering:pixelated;width:200px}
code.blk{display:block;background:#f1e8da;padding:8px;border-radius:8px;word-break:break-all;font-size:13px}
.pre{white-space:pre-wrap;word-break:break-word;font-size:13px;background:#faf5ec;padding:8px;border-radius:8px;max-height:420px;overflow:auto}
.note{border-bottom:1px solid var(--line);padding:8px 0}.note.unread b{color:var(--rust)}
.crumbs{font-weight:600;margin-bottom:6px}.toolbar{margin:6px 0}
.pdf{width:100%;height:520px;border:1px solid var(--line);border-radius:8px}.prev-img{max-width:100%;max-height:520px;border-radius:8px}
@media (max-width:760px){
  .chat-wrap{display:block}.conv-list{display:none;width:auto;max-height:50vh;margin-bottom:8px}.conv-list.open{display:block}#btnHist{display:inline-block}
  .msgs{max-height:none}.filters{grid-template-columns:1fr 1fr}.filters input[type=search]{grid-column:1/-1}.msg{max-width:95%}
  .tbl.files td:nth-child(4),.tbl.files th:nth-child(4){display:none}
}
@media (min-width:1100px){.view{max-width:1100px}}