:root {
  --brand: #0e5a8a; --brand-dark: #0a4468; --accent: #1b9aaa;
  --bg: #f5f7fa; --surface: #ffffff; --text: #1f2937; --muted: #6b7280;
  --border: #dde3ea; --danger: #b42318; --ok: #067647; --warn: #b54708;
  --radius: 10px; --shadow: 0 1px 2px rgba(16,24,40,.06), 0 1px 3px rgba(16,24,40,.08);
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body { font: 16px/1.5 "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif; color: var(--text); background: var(--bg); }
a { color: var(--brand); }
[hidden] { display: none !important; }
.wrap { max-width: 1200px; margin: 0 auto; padding: 0 16px; }
.narrow { max-width: 720px; }
header.site { background: var(--brand); color: #fff; }
header.site .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 60px; flex-wrap: wrap; }
.brand { color: #fff; text-decoration: none; font-weight: 700; letter-spacing: .2px; }
.brand span { font-weight: 400; opacity: .85; margin-left: 6px; }
header.site nav { display: flex; gap: 16px; align-items: center; font-size: 14px; }
header.site nav a, header.site nav span { color: #fff; opacity: .9; }
main { padding: 32px 0 48px; }
h1 { font-size: 28px; margin: 0 0 8px; }
h2 { font-size: 20px; margin: 0 0 12px; }
.lede { color: var(--muted); margin: 0 0 24px; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); padding: 24px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 640px) { .grid2 { grid-template-columns: 1fr; } .card { padding: 16px; } }
label { display: block; font-weight: 600; font-size: 14px; margin: 0 0 6px; }
.field { margin-bottom: 16px; }
.hint { font-weight: 400; color: var(--muted); font-size: 13px; }
input, select, textarea { width: 100%; font: inherit; color: inherit; background: #fff; border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px; }
textarea { min-height: 140px; resize: vertical; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
.btn { display: inline-flex; align-items: center; gap: 8px; border: 0; border-radius: 8px; background: var(--brand); color: #fff; font: inherit; font-weight: 600; padding: 10px 18px; cursor: pointer; text-decoration: none; }
.btn:hover { background: var(--brand-dark); }
.btn:disabled { opacity: .6; cursor: progress; }
.btn.secondary { background: #fff; color: var(--brand); border: 1px solid var(--border); }
.btn.small { padding: 6px 12px; font-size: 14px; }
.error { color: var(--danger); background: #fef3f2; border: 1px solid #fecdca; border-radius: 8px; padding: 10px 12px; }
.success { color: var(--ok); background: #ecfdf3; border: 1px solid #abefc6; border-radius: 8px; padding: 10px 12px; }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.muted { color: var(--muted); }
.mono { font-family: ui-monospace, Consolas, monospace; }
.linkbox { word-break: break-all; background: #f3f4f6; border-radius: 8px; padding: 10px 12px; font-size: 14px; }
footer.site { color: var(--muted); font-size: 13px; text-align: center; padding: 24px 16px 40px; }

/* Badges */
.badge { display: inline-block; font-size: 12px; font-weight: 600; padding: 2px 8px; border-radius: 999px; background: #eef2f6; color: #344054; white-space: nowrap; }
.s-new { background: #eff8ff; color: #175cd3; }
.s-in-progress { background: #fffaeb; color: var(--warn); }
.s-waiting-on-requester { background: #f4f3ff; color: #5925dc; }
.s-resolved { background: #ecfdf3; color: var(--ok); }
.s-closed { background: #f2f4f7; color: #475467; }
.p-urgent { background: #fef3f2; color: var(--danger); }
.p-high { background: #fff6ed; color: #c4320a; }
.p-low { background: #f2f4f7; color: #475467; }

/* Conversation */
.thread { display: flex; flex-direction: column; gap: 12px; margin: 16px 0; }
.msg { border: 1px solid var(--border); border-radius: var(--radius); padding: 12px 14px; background: #fff; }
.msg.requester { border-left: 4px solid var(--accent); }
.msg.committee { border-left: 4px solid var(--brand); }
.msg.internal { background: #fffcf0; border-left: 4px solid #f79009; }
.msg.system { background: #f8fafc; border-style: dashed; font-size: 14px; }
.msg .meta { font-size: 13px; color: var(--muted); margin-bottom: 6px; display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.msg .body, .pre { white-space: pre-wrap; overflow-wrap: anywhere; }

/* Agent queue */
.toolbar { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-bottom: 16px; }
.tabs { display: flex; gap: 4px; flex-wrap: wrap; }
.tab { border: 1px solid var(--border); background: #fff; border-radius: 999px; padding: 6px 14px; font: inherit; font-size: 14px; cursor: pointer; color: var(--text); }
.tab[aria-pressed="true"] { background: var(--brand); color: #fff; border-color: var(--brand); }
.tab .count { opacity: .75; margin-left: 4px; }
.toolbar input[type=search] { max-width: 280px; margin-left: auto; }
.table-wrap { overflow-x: auto; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { background: #f8fafc; font-size: 12px; text-transform: uppercase; letter-spacing: .4px; color: var(--muted); }
tbody tr { cursor: pointer; }
tbody tr:hover { background: #f8fbff; }
tbody tr:last-child td { border-bottom: 0; }
.empty { padding: 32px; text-align: center; color: var(--muted); }
.detail { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 24px; align-items: start; }
@media (max-width: 900px) { .detail { grid-template-columns: 1fr; } .toolbar input[type=search] { max-width: none; margin-left: 0; } }
.side .field { margin-bottom: 12px; }
.kv { font-size: 14px; display: grid; grid-template-columns: auto 1fr; gap: 4px 12px; margin: 0 0 16px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; overflow-wrap: anywhere; }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.check { display: inline-flex; gap: 6px; align-items: center; font-weight: 400; margin: 0; }
.check input { width: auto; }
.back { display: inline-block; margin-bottom: 12px; font-size: 14px; }
.mt { margin-top: 24px; }
.spread { justify-content: space-between; }