:root { --bg:#12161c; --panel:#1b222b; --card:#1a2029; --line:#232c37; --text:#e8edf3; --muted:#8b98a8; --accent:#4a8fd4; --bad:#e07a7a; --warn:#e0b76a; }
* { box-sizing:border-box; }
body { margin:0; background:var(--bg); color:var(--text); font:15px/1.4 system-ui,-apple-system,sans-serif; }

header { display:flex; align-items:center; gap:12px; padding:10px 16px; background:var(--panel); border-bottom:1px solid var(--line); }
header .brand { font-weight:600; flex:1; }
header .who { color:var(--muted); font-size:13px; }

main { max-width:900px; margin:0 auto; padding:16px; }
.card { background:var(--card); border:1px solid var(--line); border-radius:8px; padding:14px 16px; margin-bottom:14px; }
.card.narrow { max-width:420px; margin:40px auto; }
h1 { font-size:19px; margin:0 0 10px; }
h2 { font-size:16px; margin:18px 0 8px; }
h3 { font-size:14px; margin:16px 0 8px; color:var(--muted); }

label { display:block; margin:10px 0; font-size:13px; color:var(--muted); }
input, select { display:block; width:100%; margin-top:4px; padding:9px 10px; border:1px solid var(--line); border-radius:6px; background:#131922; color:var(--text); font-size:15px; }
button { padding:9px 14px; border:0; border-radius:6px; background:var(--accent); color:#fff; font-size:14px; cursor:pointer; }
button.ghost { background:#2a3441; }
form.row { display:flex; gap:8px; flex-wrap:wrap; align-items:flex-end; }
form.row input, form.row select { width:auto; min-width:160px; }
form.row button { white-space:nowrap; }

table { width:100%; border-collapse:collapse; font-size:14px; }
th, td { text-align:left; padding:6px 8px; border-bottom:1px solid var(--line); vertical-align:top; }
th { color:var(--muted); font-weight:500; }
table.plain th { width:180px; }
td.actions { display:flex; gap:6px; flex-wrap:wrap; }
td.actions form { margin:0; }

.muted { color:var(--muted); font-size:13px; }
.error { color:var(--bad); font-size:14px; }
.warn { color:var(--warn); font-size:13px; }
.ok { color:#7fbf7f; font-size:14px; }
code { background:#0d1117; border:1px solid var(--line); border-radius:4px; padding:1px 5px; font-size:13px; }
code.secret { display:inline-block; padding:4px 8px; background:#0d1117; border:1px solid var(--line); border-radius:6px; font-size:15px; }
a { color:var(--accent); }

nav { display:flex; gap:2px; padding:0 16px; background:var(--panel); border-bottom:1px solid var(--line); }
nav a { padding:10px 14px; color:var(--muted); text-decoration:none; font-size:14px; border-bottom:2px solid transparent; }
nav a:hover { color:var(--text); }
nav a.on { color:var(--text); border-bottom-color:var(--accent); }

.toolbar { display:flex; gap:8px; align-items:center; flex-wrap:wrap; margin:12px 0; }
.toolbar input[type="search"] { flex:1; min-width:180px; margin-top:0; }
.toolbar .muted { white-space:nowrap; }
#channel-list { list-style:none; margin:0 0 14px; padding:0; max-height:52vh; overflow:auto; border:1px solid var(--line); border-radius:6px; }
#channel-list li { border-bottom:1px solid var(--line); }
#channel-list li:last-child { border-bottom:0; }
#channel-list label { display:flex; gap:8px; align-items:center; margin:0; padding:8px 10px; cursor:pointer; color:var(--text); font-size:14px; }
#channel-list label:hover { background:#1d252f; }
#channel-list input { width:auto; margin:0; }
.cname { flex:1; min-width:0; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.cuser { color:var(--muted); font-size:12px; white-space:nowrap; }
.ckind { font-size:11px; color:var(--muted); border:1px solid var(--line); border-radius:4px; padding:1px 6px; white-space:nowrap; }
.ckind.kind-channel { color:#7fbf7f; border-color:#2a4a3a; }
.ckind.kind-group { color:var(--warn); border-color:#4a4230; }

a.btn { display:inline-block; padding:9px 14px; border-radius:6px; background:var(--accent); color:#fff; text-decoration:none; font-size:14px; }
.secret-cell { display:flex; align-items:center; gap:8px; flex-wrap:wrap; }
.secret-cell code { word-break:break-all; }
ol.muted li { margin:4px 0; }