:root{--green:#6c8e6b;--green-ink:#4E6A45;--paper:#EFECE3;--ink:#1A1A1A;--ink2:#3C3C39;--line:#d9d6cc;--white:#fff;--red:#a33}
*{box-sizing:border-box}
body{margin:0;font:16px/1.45 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--ink);background:var(--paper)}
a{color:var(--green-ink)}
.top{display:flex;flex-wrap:wrap;gap:8px 16px;align-items:center;justify-content:space-between;padding:10px 16px;background:var(--white);border-bottom:1px solid var(--line)}
.brand{font-weight:700;text-decoration:none;color:var(--ink)}
nav{display:flex;flex-wrap:wrap;gap:4px 14px;align-items:center}
nav a{text-decoration:none}
.inline{display:inline}
button{font:inherit;cursor:pointer;border:1px solid var(--line);background:var(--white);border-radius:8px;padding:8px 14px;color:var(--ink)}
button.primary{background:var(--green);border-color:var(--green);color:var(--white)}
button.link{border:0;background:none;color:var(--green-ink);padding:0;text-decoration:underline}
button.danger{color:var(--red)}
.page{max-width:1100px;margin:0 auto;padding:16px}
.card{background:var(--white);border:1px solid var(--line);border-radius:12px;padding:16px;margin-bottom:16px}
.narrow{max-width:420px;margin:40px auto}
label{display:block;margin:10px 0 14px;font-size:14px;color:var(--ink2)}
input,select,textarea{display:block;width:100%;margin-top:4px;padding:9px 10px;font:inherit;border:1px solid var(--line);border-radius:8px;background:var(--white)}
.error{color:var(--red)}
.muted{color:var(--ink2);font-size:14px}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:8px 6px;border-bottom:1px solid var(--line);vertical-align:top}
.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:12px;background:var(--paper)}
.badge.ready{background:#dfe9dd;color:var(--green-ink)}.badge.failed{background:#f3dcdc;color:var(--red)}
.row{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.inline-auto{display:inline;width:auto}
.pw-input{width:150px;display:inline}
.full-btn{width:100%;margin-bottom:8px}
.search-input{max-width:360px}
/* чат */
.chat{display:grid;grid-template-columns:260px 1fr;gap:16px;max-width:1100px;margin:0 auto;padding:16px;min-height:calc(100vh - 60px)}
.chats{background:var(--white);border:1px solid var(--line);border-radius:12px;padding:12px;overflow:auto}
.chats a{display:block;padding:8px;border-radius:8px;text-decoration:none;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.chats a.current{background:var(--paper)}
.thread{display:flex;flex-direction:column;background:var(--white);border:1px solid var(--line);border-radius:12px;min-height:60vh}
.messages{flex:1;overflow:auto;padding:16px;display:flex;flex-direction:column;gap:12px}
.msg{max-width:85%}.msg.user{align-self:flex-end}.msg.assistant{align-self:flex-start}
.bubble{padding:10px 14px;border-radius:14px;background:var(--paper)}
.msg.user .bubble{background:var(--green);color:var(--white)}
.msg.unanswered .bubble{border:1px dashed var(--red)}
.sources{margin:6px 0 0;padding-left:18px;font-size:13px;color:var(--ink2)}
.rating{margin-top:4px;display:flex;gap:6px}.rating button{padding:2px 8px;font-size:13px}.rating button.on{background:var(--green);color:var(--white)}
.compose{display:flex;gap:8px;padding:12px;border-top:1px solid var(--line)}
.compose textarea{flex:1;min-height:44px;max-height:160px;resize:vertical;margin:0}
@media (max-width:760px){.chat{grid-template-columns:1fr;padding:8px}.chats{max-height:160px}.msg{max-width:100%}}