:root{--page:#111827;--panel:#1e293b;--raised:#243247;--line:rgba(255,255,255,.1);--text:#fff;--muted:#d1d5db;
  --subtle:#9ca3af;--accent:#4fd1c5;--brand:#FF6610;--ok:#22c55e;--warn:#f59e0b;--bad:#f87171;color-scheme:dark}
*{box-sizing:border-box}[hidden]{display:none!important}
body{margin:0;background:radial-gradient(ellipse at 0 0,#00496866,transparent 60%),radial-gradient(ellipse at 100% 100%,#00684955,transparent 58%),var(--page);
  color:var(--text);font:14px/1.6 -apple-system,"PingFang SC","Microsoft YaHei",sans-serif;min-height:100dvh}
button{font:inherit;color:var(--text);background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:6px 12px;cursor:pointer}
button:hover:not(:disabled){border-color:var(--accent)}button:disabled{opacity:.5;cursor:default}
button.primary{background:var(--brand);border-color:var(--brand);color:#101820;font-weight:700}button.ghost{background:transparent}
input{font:inherit;color:var(--text);background:#0f172a;border:1px solid var(--line);border-radius:8px;padding:8px 10px}
code{font-size:12px;color:var(--accent)}
.muted{color:var(--subtle)}.error{color:var(--bad);min-height:1.2em}
.brand{display:flex;align-items:center;gap:10px}.brand div{display:flex;flex-direction:column;line-height:1.3}.brand small{color:var(--subtle);font-size:12px}
.mark{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:9px;font-weight:800;letter-spacing:.5px;
  background:linear-gradient(135deg,#004968,#006849);border:1px solid #438782}
.login{min-height:100dvh;display:grid;place-items:center;padding:24px}
.login .card{width:min(440px,100%);background:var(--panel);border:1px solid var(--line);border-top:2px solid var(--accent);border-radius:16px;padding:28px}
.login .file{display:block;text-align:center;margin:16px 0;padding:11px;border-radius:9px;background:var(--brand);color:#101820;font-weight:700;cursor:pointer}
.login .file input{display:none}.login form{display:flex;gap:8px}.login form input{flex:1}
.shell{display:grid;grid-template-columns:250px minmax(0,1fr);height:100dvh}
aside{display:flex;flex-direction:column;gap:6px;padding:16px 12px;background:linear-gradient(180deg,#1f3346,#18283a);
  border-right:1px solid var(--line);box-shadow:inset 0 2px 0 #4fd1c555;overflow:auto}
aside .brand{margin:0 4px 12px}
.group{margin-top:12px;font-size:12px;color:var(--subtle);letter-spacing:1px;padding:0 6px}
.entry{display:flex;align-items:center;gap:8px;width:100%;text-align:left;background:transparent;border-color:transparent}
.entry.active{background:#00496855;border-color:#4988a3}
.dot{width:8px;height:8px;border-radius:50%;background:var(--subtle);flex-shrink:0}.dot.up{background:var(--ok)}.dot.down{background:var(--bad)}
.dot.external{background:var(--accent)}
.account{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:8px;padding:10px 6px 0;border-top:1px solid var(--line)}
main{min-width:0;overflow:auto}
#overview{padding:22px 26px}
#overview h1{font-size:20px;margin:0 0 4px}
#overview h2{font-size:14px;color:var(--subtle);margin:22px 0 10px;letter-spacing:1px}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:12px}
.card-item{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px;display:flex;flex-direction:column;gap:6px}
.card-item h3{margin:0;font-size:15px;display:flex;align-items:center;gap:8px}
.card-item .meta{font-size:12px;color:var(--subtle)}.card-item .actions{display:flex;gap:6px;flex-wrap:wrap;margin-top:auto;padding-top:6px}
.chips{display:flex;gap:5px;flex-wrap:wrap}.chip{font-size:11px;border:1px solid #4fd1c555;color:var(--accent);border-radius:999px;padding:0 7px}
table{width:100%;border-collapse:collapse;background:var(--panel);border:1px solid var(--line);border-radius:10px;overflow:hidden}
th,td{text-align:left;padding:6px 10px;border-bottom:1px solid var(--line);font-size:13px}th{color:var(--subtle)}
#frame-view{display:flex;flex-direction:column;height:100dvh}
.frame-bar{display:flex;align-items:center;gap:10px;padding:8px 14px;border-bottom:1px solid var(--line);background:#1a2638}
.spacer{flex:1}
iframe{flex:1;width:100%;border:0;background:var(--page)}
@media(max-width:760px){.shell{grid-template-columns:1fr;grid-template-rows:auto 1fr}aside{max-height:40dvh}}

#chat-view{height:100dvh}
.chat{display:flex;flex-direction:column;height:100%;max-width:960px;margin:0 auto;padding:18px 22px}
#messages{flex:1;overflow:auto;display:flex;flex-direction:column;gap:12px;padding-bottom:12px}
.msg{padding:10px 14px;border-radius:12px;max-width:90%;overflow-wrap:anywhere}
.msg p{margin:.3em 0}.msg ul{margin:.3em 0;padding-left:1.3em}
.msg.user{align-self:flex-end;background:#004968;border:1px solid #1f6f8f}
.msg.assistant{align-self:flex-start;background:var(--panel);border:1px solid var(--line);width:90%}
.steps{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:6px}.step{font-size:12px;color:var(--accent);border:1px solid #4fd1c555;border-radius:999px;padding:1px 8px}
.task{border:1px solid var(--line);border-left:3px solid var(--accent);border-radius:10px;padding:8px 10px;margin:6px 0;background:#172234}
.task.failed{border-left-color:var(--bad)}.task.done{border-left-color:var(--ok)}
.task header{display:flex;gap:8px;align-items:center;font-size:13px}.task header strong{color:var(--accent)}
.task .state{margin-left:auto;font-size:12px;color:var(--subtle)}
.task .input{font-size:12px;color:var(--subtle);margin-top:3px}
.task details{margin-top:6px;font-size:13px}.task summary{cursor:pointer;color:var(--muted)}
.task .actions a{color:var(--brand)}
.confirm{border:1px solid #ff661080;background:#ff661012;border-radius:10px;padding:10px;margin:6px 0;display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.confirm span{flex:1}
.suggest{display:flex;gap:8px;flex-wrap:wrap;margin:6px 0}.suggest button{font-size:13px;padding:4px 10px}
#ask{display:flex;flex-direction:column;gap:8px;border-top:1px solid var(--line);padding-top:10px}
textarea{width:100%;resize:vertical;background:#0f172a;color:var(--text);border:1px solid var(--line);border-radius:10px;padding:10px;font:inherit}
.ask-actions{display:flex;justify-content:flex-end;align-items:center;gap:8px}.ask-actions .muted{margin-right:auto;font-size:12px}
.msg h4{margin:.6em 0 .2em;font-size:14px;color:var(--accent)}.msg blockquote{margin:.4em 0;padding:4px 10px;border-left:3px solid var(--accent);color:var(--muted);background:#ffffff08;border-radius:0 6px 6px 0}
.msg code{font-size:12px;background:#0f172a;border-radius:4px;padding:0 4px}
.confirm:not(.pending){border-color:var(--line);background:#ffffff06}.confirm em{font-style:normal;font-size:13px}
#ask{position:relative}
.mention-menu{position:absolute;bottom:calc(100% - 4px);left:0;width:min(420px,100%);background:#1a2638;border:1px solid #4988a3;
  border-radius:10px;box-shadow:0 12px 30px #0008;padding:4px;z-index:5}
.mention-menu button{display:flex;flex-direction:column;align-items:flex-start;gap:1px;width:100%;text-align:left;background:transparent;border-color:transparent}
.mention-menu button.active{background:#00496866;border-color:#4988a3}
.mention-menu strong{display:flex;align-items:center;gap:6px}.mention-menu small{color:var(--subtle);font-size:12px}
.mention{color:var(--accent);font-weight:600}

/* 1.1 sign-in and administration */
.login .file.secondary{background:transparent;border:1px solid var(--line);color:var(--text);font-weight:400}
.login a.file{text-decoration:none}
#admin{padding:22px 26px}#admin h1{font-size:20px;margin:0 0 10px}
.tabs{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:14px}.tabs button.active{border-color:var(--accent);color:var(--accent)}
.admin-table-wrap{overflow-x:auto}
.admin-row-actions{display:flex;gap:6px;flex-wrap:wrap}
.checks{display:flex;flex-wrap:wrap;gap:4px 14px}.checks label{display:flex;gap:5px;align-items:center;font-size:13px;white-space:nowrap}
.role-card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px;margin-bottom:12px}
.role-card h3{margin:0 0 4px;font-size:15px}.role-card .warn{color:var(--warn);font-size:12px}
.form-grid{display:grid;grid-template-columns:140px minmax(0,1fr);gap:8px 12px;align-items:center;max-width:720px}
.form-grid input{width:100%}
.toolbar{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:10px}
.badge{font-size:11px;border-radius:999px;padding:0 7px;border:1px solid var(--line);color:var(--subtle)}
.badge.disabled{color:var(--bad);border-color:#f8717155}.notice{color:var(--warn)}
button.small{font-size:12px;padding:2px 8px}
.msg-tools{display:flex;justify-content:flex-end;margin-top:4px}
.export-card{display:flex;align-items:center;gap:10px;flex-wrap:wrap;border:1px solid #4fd1c555;background:#4fd1c510;border-radius:10px;padding:8px 10px;margin:6px 0}
.export-card .muted{font-size:12px;flex:1}
.primary-link{background:var(--brand);color:#101820;font-weight:700;border-radius:8px;padding:4px 12px;text-decoration:none}
select{font:inherit;color:var(--text);background:#0f172a;border:1px solid var(--line);border-radius:8px;padding:6px 8px}
.alert-banner{display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:wrap;border:1px solid #f87171aa;
  background:#f8717126;color:#fecaca;border-radius:10px;padding:8px 12px;margin-bottom:12px;font-weight:600}
aside .alert-banner{margin:2px 0 6px;padding:6px 8px;font-size:12px}
.alert-row td{background:#f8717112}.alert-text{white-space:pre-wrap;font-size:12px}