:root {
  --brand-primary: #0033a0;
  --brand-accent: #001f5b;
  --brand-surface: #e8eef9;
  --ink: #16202a;
  --muted: #5b6b78;
  --line: #dde5ea;
  --bg: #f3f6f8;
  --card: #ffffff;
  --radius: 14px;
  --shadow: 0 6px 24px rgba(16, 32, 42, 0.08);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --serif: "Iowan Old Style", Georgia, "Times New Roman", serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body { font-family: var(--font); background: var(--bg); color: var(--ink); line-height: 1.5; }
button { font-family: inherit; cursor: pointer; }
a { color: var(--brand-primary); }

.hidden { display: none !important; }

/* Top bar */
.topbar {
  display: flex; align-items: center; gap: 18px;
  background: var(--brand-accent); color: #fff;
  padding: 12px 20px; position: sticky; top: 0; z-index: 10;
}
.brandmark { display: flex; flex-direction: column; line-height: 1.05; }
.brandmark b { font-family: var(--serif); font-size: 18px; }
.brandmark span { font-size: 10px; letter-spacing: 2px; opacity: .75; text-transform: uppercase; }
.topbar .spacer { flex: 1; }
.nav { display: flex; gap: 6px; }
.nav button, .btn-ghost {
  background: transparent; color: #fff; border: 1px solid rgba(255,255,255,.25);
  padding: 7px 14px; border-radius: 999px; font-size: 14px;
}
.nav button.active { background: #fff; color: var(--brand-accent); border-color: #fff; font-weight: 600; }
.whoami { font-size: 13px; opacity: .85; margin-right: 4px; }

.brandswitch {
  display: flex; align-items: center; gap: 10px; background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2); border-radius: 10px; padding: 6px 10px;
}
.brandswitch select {
  background: transparent; color: #fff; border: 0; font-size: 14px; font-weight: 600;
}
.brandswitch select option { color: #000; }
.badge-initials {
  width: 30px; height: 30px; border-radius: 8px; display: grid; place-items: center;
  background: var(--brand-primary); color: #fff; font-weight: 700; font-size: 12px;
}

/* Layout */
.page { max-width: min(1440px, 94vw); margin: 0 auto; padding: 22px 16px 80px; }
.pagehead { display: flex; align-items: flex-start; gap: 14px; padding: 18px 0; border-bottom: 1px solid var(--line); margin-bottom: 18px; }
.pagehead h1 { font-family: var(--serif); margin: 0 0 4px; font-size: 26px; }
.pagehead .lede { color: var(--muted); margin: 0; font-size: 14px; }
.pagehead .right { margin-left: auto; display: flex; gap: 8px; }

.btn { background: var(--brand-primary); color: #fff; border: 0; padding: 10px 18px; border-radius: 999px; font-weight: 600; font-size: 14px; }
.btn.secondary { background: #fff; color: var(--ink); border: 1px solid var(--line); }
.btn:disabled { opacity: .5; cursor: default; }
.pill { font-size: 12px; padding: 3px 10px; border-radius: 999px; background: var(--brand-surface); color: var(--brand-accent); font-weight: 600; }

/* Login */
.auth-wrap { min-height: 100%; display: grid; place-items: center; padding: 40px 16px; }
.auth-card { width: 100%; max-width: 420px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 30px; }
.auth-card .eyebrow { font-size: 11px; letter-spacing: 2px; color: var(--muted); text-transform: uppercase; }
.auth-card h1 { font-family: var(--serif); margin: 6px 0 6px; font-size: 28px; }
.field { margin-top: 16px; }
.field label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; }
.field input, textarea, .input {
  width: 100%; padding: 11px 12px; border: 1px solid var(--line); border-radius: 10px; font-size: 14px; font-family: inherit;
}
.auth-card .btn { width: 100%; margin-top: 20px; }
.hint { font-size: 12px; color: var(--muted); margin-top: 16px; }
.hint b { color: var(--ink); }
.error { color: #b3261e; font-size: 13px; margin-top: 10px; }

/* Chat */
.chat-head { display: flex; align-items: center; gap: 14px; }
.chat-head .avatar { width: 44px; height: 44px; border-radius: 12px; background: var(--brand-primary); color: #fff; display: grid; place-items: center; font-weight: 700; }
.messages { display: flex; flex-direction: column; gap: 16px; min-height: 40vh; padding: 10px 0; }
.empty { text-align: center; color: var(--muted); padding: 50px 0; }
.empty h2 { font-family: var(--serif); color: var(--ink); font-size: 24px; margin: 8px 0; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-top: 16px; }
.chip { background: #fff; border: 1px solid var(--line); padding: 9px 14px; border-radius: 999px; font-size: 13px; }
.chip.primary { border-color: var(--brand-primary); color: var(--brand-primary); }

.msg { display: flex; gap: 10px; max-width: min(80%, 900px); }
.msg .who { width: 30px; height: 30px; border-radius: 8px; display: grid; place-items: center; font-size: 11px; font-weight: 700; flex: none; }
.msg .bubble { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 12px 14px; font-size: 14px; }
.msg .label { font-size: 10px; letter-spacing: 1px; text-transform: uppercase; color: var(--muted); margin-bottom: 4px; }
.msg.member { align-self: flex-end; flex-direction: row-reverse; }
.msg.member .bubble { background: var(--brand-accent); color: #fff; }
.msg.member .who { background: var(--brand-accent); color: #fff; }
.msg.assistant .who { background: var(--brand-primary); color: #fff; }
.msg.agent .who { background: #7a5901; color: #fff; }
.msg.system { align-self: center; max-width: 100%; }
.msg.system .bubble { background: transparent; border: 0; color: var(--muted); font-size: 12px; text-align: center; }
.source { margin-top: 10px; background: var(--brand-surface); border-radius: 10px; padding: 10px 12px; }
.source .slabel { font-size: 10px; letter-spacing: 1px; text-transform: uppercase; color: var(--brand-accent); }
.source a { display: block; font-size: 12px; word-break: break-all; }
.source b { display: block; font-size: 13px; }

.composer { position: sticky; bottom: 0; background: linear-gradient(transparent, var(--bg) 24%); padding-top: 16px; display: flex; gap: 10px; }
.composer input { flex: 1; padding: 14px 16px; border: 1px solid var(--line); border-radius: 999px; font-size: 14px; background: #fff; }
.redirect-banner { background: #fff8e6; border: 1px solid #f0d58a; border-radius: 10px; padding: 12px 14px; display: flex; gap: 12px; align-items: center; justify-content: space-between; margin: 6px 0; }
.csat { display: flex; gap: 8px; align-items: center; justify-content: center; padding: 18px; }
.csat button { width: 40px; height: 40px; border-radius: 10px; border: 1px solid var(--line); background: #fff; font-size: 16px; }

/* cards grid (admin / agent) */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 16px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; box-shadow: var(--shadow); }
.card h3 { font-family: var(--serif); margin: 0 0 2px; font-size: 20px; }
.card .sub { color: var(--muted); font-size: 13px; margin-bottom: 12px; }
.toggle { display: inline-flex; border: 1px solid var(--line); border-radius: 999px; overflow: hidden; margin: 6px 0 12px; }
.toggle button { border: 0; background: #fff; padding: 7px 16px; font-size: 13px; }
.toggle button.on { background: var(--brand-primary); color: #fff; font-weight: 600; }
.card label.k { display: block; font-size: 12px; font-weight: 600; margin: 10px 0 4px; }
.card textarea { min-height: 60px; resize: vertical; }
.drivers { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.crawlopts { display: flex; flex-direction: column; gap: 4px; font-size: 13px; margin: 4px 0 12px; }
.crawlopts label { display: flex; align-items: center; gap: 6px; font-weight: 400; }
.crawlbar { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.crawlbar label { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; }
.input.mp { width: 64px; padding: 5px 8px; }
.drivers .pill { background: #eef2f5; color: var(--muted); }
.notice { background: var(--brand-surface); border-radius: 10px; padding: 10px 14px; font-size: 13px; margin-bottom: 14px; }

.two-col { display: grid; grid-template-columns: 300px 1fr; gap: 16px; }
.queue-item { padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px; margin-bottom: 8px; cursor: pointer; background: #fff; }
.queue-item.active { border-color: var(--brand-primary); background: var(--brand-surface); }
.queue-item .intent { font-size: 11px; color: var(--muted); }
.queue-item { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.queue-item .qmain { min-width: 0; }
.queue-item.resolved { opacity: .6; }
.queue-item .tag { font-size: 10px; text-transform: uppercase; letter-spacing: .04em; color: #1a7f37; border: 1px solid #1a7f37; border-radius: 999px; padding: 1px 6px; margin-left: 4px; }
.qactions { display: flex; gap: 6px; flex-shrink: 0; }
.qbtn { width: 28px; height: 28px; border-radius: 50%; border: 1px solid var(--line); background: #fff; cursor: pointer; font-size: 14px; line-height: 1; color: var(--muted); }
.qbtn.tick:hover, .qbtn.tick.on { background: #1a7f37; border-color: #1a7f37; color: #fff; }
.qbtn.cross:hover { background: #c62828; border-color: #c62828; color: #fff; }
.transcript { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; }

table.audit { width: 100%; border-collapse: collapse; font-size: 13px; background: var(--card); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
table.audit th, table.audit td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); }
table.audit th { background: var(--brand-surface); font-size: 11px; letter-spacing: 1px; text-transform: uppercase; color: var(--brand-accent); }
table.audit td.event { font-weight: 600; }
.mono { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 12px; color: var(--muted); }

@media (max-width: 720px) {
  .two-col { grid-template-columns: 1fr; }
  .msg { max-width: 92%; }
  .nav .label-full { display: none; }
}