:root {
  --bg: #f6f5f2;
  --surface: #ffffff;
  --surface-2: #f0efeb;
  --text: #1c1b19;
  --muted: #6b6860;
  --border: #e3e1db;
  --accent: #2d5bd7;
  --accent-text: #ffffff;
  --good: #1f7a4d;
  --good-bg: #e3f3ea;
  --warn: #8a5a00;
  --warn-bg: #fbf0d9;
  --bad: #b3261e;
  --bad-bg: #fbe5e3;
  --info-bg: #e6ecfb;
  --radius: 12px;
  --shadow: 0 1px 2px rgba(0, 0, 0, .04), 0 4px 16px rgba(0, 0, 0, .04);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141412;
    --surface: #1d1d1a;
    --surface-2: #26261f;
    --text: #ecebe6;
    --muted: #a09d94;
    --border: #33322c;
    --accent: #7c9cff;
    --accent-text: #0e1320;
    --good: #6fd19b;
    --good-bg: #173325;
    --warn: #f0c060;
    --warn-bg: #3a2e12;
    --bad: #ff8a80;
    --bad-bg: #3d1a17;
    --info-bg: #1c2540;
    --shadow: none;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); }
h1 { font-size: 22px; margin: 0; letter-spacing: -.01em; }
h2 { font-size: 18px; margin: 2px 0 0; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
[hidden] { display: none !important; }

/* top bar + tabs */
.topbar {
  display: flex; align-items: center; gap: 12px;
  padding: 14px max(16px, calc((100vw - 960px) / 2));
  background: var(--surface); border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: center; gap: 8px; font-weight: 650; letter-spacing: -.01em; }
.brand-mark {
  width: 22px; height: 22px; border-radius: 7px; background: var(--accent);
  box-shadow: inset 0 0 0 5px color-mix(in srgb, var(--accent) 55%, white);
}
.logout { margin-left: auto; }
.tabs {
  display: flex; gap: 4px; overflow-x: auto;
  padding: 0 max(12px, calc((100vw - 960px) / 2 - 4px));
  background: var(--surface); border-bottom: 1px solid var(--border);
}
.tabs a {
  padding: 11px 12px; color: var(--muted); text-decoration: none; white-space: nowrap;
  border-bottom: 2px solid transparent; font-weight: 550;
}
.tabs a.active { color: var(--text); border-bottom-color: var(--accent); }
main { max-width: 960px; margin: 0 auto; padding: 20px 16px 64px; }
.section-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin: 8px 0 14px; }

/* pills + badges */
.pill { font-size: 12px; font-weight: 600; padding: 3px 10px; border-radius: 999px; background: var(--surface-2); color: var(--muted); }
.pill.busy { background: var(--good-bg); color: var(--good); }
.badge { display: inline-block; font-size: 12px; font-weight: 600; padding: 2px 8px; border-radius: 6px; background: var(--surface-2); color: var(--muted); white-space: nowrap; }
.badge.good { background: var(--good-bg); color: var(--good); }
.badge.warn { background: var(--warn-bg); color: var(--warn); }
.badge.bad { background: var(--bad-bg); color: var(--bad); }
.badge.info { background: var(--info-bg); color: var(--accent); }

/* cards, forms */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); padding: 18px; margin-bottom: 16px; }
.form label { display: flex; flex-direction: column; gap: 6px; font-weight: 550; font-size: 13px; margin-bottom: 14px; }
.hint { font-weight: 400; color: var(--muted); font-size: 12px; }
input, select, textarea {
  font: inherit; font-size: 15px; font-weight: 400; color: var(--text); background: var(--surface);
  border: 1px solid var(--border); border-radius: 8px; padding: 9px 11px; width: 100%;
}
textarea { resize: vertical; }
input:focus, select:focus, textarea:focus { outline: 2px solid color-mix(in srgb, var(--accent) 40%, transparent); border-color: var(--accent); }
input:disabled { opacity: .5; }
.grid { display: grid; gap: 0 16px; }
.grid.two { grid-template-columns: 1fr 1fr; }
.grid.three { grid-template-columns: 1fr 1fr 1fr; }
@media (max-width: 680px) { .grid.two, .grid.three { grid-template-columns: 1fr; } }
fieldset.when { border: 0; padding: 0; margin: 0 0 14px; display: flex; gap: 14px; align-items: flex-end; }
fieldset.when legend { font-weight: 550; font-size: 13px; margin-bottom: 6px; padding: 0; }
.form label.radio { flex-direction: row; align-items: center; gap: 6px; font-weight: 450; font-size: 15px; margin: 0 0 10px; }
.radio input { width: auto; }
.form-actions { display: flex; justify-content: flex-end; gap: 8px; }
.row { display: flex; gap: 8px; }

.btn {
  font: inherit; font-weight: 600; font-size: 14px; border-radius: 8px; padding: 9px 14px;
  border: 1px solid var(--border); background: var(--surface); color: var(--text); cursor: pointer; white-space: nowrap;
}
.btn:hover { background: var(--surface-2); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
.btn.primary:hover { filter: brightness(1.07); }
.btn.danger { background: var(--bad); border-color: var(--bad); color: #fff; }
.btn.ghost { background: transparent; border-color: transparent; color: var(--muted); }
.btn.ghost:hover { background: var(--surface-2); color: var(--text); }
.btn.small { padding: 5px 10px; font-size: 13px; }

.banner { background: var(--warn-bg); color: var(--warn); border-radius: var(--radius); padding: 12px 14px; margin-bottom: 16px; font-weight: 550; }
.banner a { color: inherit; }

/* lists */
.list { display: flex; flex-direction: column; gap: 8px; }
.item {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 14px 16px; display: grid; grid-template-columns: 1fr auto; gap: 4px 16px; align-items: start;
}
.item.clickable { cursor: pointer; }
.item.clickable:hover { border-color: color-mix(in srgb, var(--accent) 45%, var(--border)); }
.item-title { font-weight: 620; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.item-meta { color: var(--muted); font-size: 13px; }
.item-body { grid-column: 1 / -1; font-size: 14px; }
.item-actions { display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }
@media (max-width: 560px) {
  .item { grid-template-columns: 1fr; }
  .item-actions { order: 3; justify-content: flex-start; }
}
.empty { color: var(--muted); text-align: center; padding: 32px 16px; border: 1px dashed var(--border); border-radius: var(--radius); }

/* live call */
.live { border-color: color-mix(in srgb, var(--good) 45%, var(--border)); }
.live-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; margin-bottom: 12px; }
.eyebrow { font-size: 12px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--good); display: flex; align-items: center; gap: 6px; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--good); animation: pulse 1.4s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: .3; } }
@media (prefers-reduced-motion: reduce) { .dot { animation: none; } }
.question { background: var(--warn-bg); border-radius: 10px; padding: 14px; margin-bottom: 12px; }
.question-label { font-size: 12px; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; color: var(--warn); }
.question p { margin: 6px 0 10px; font-weight: 600; }
.chips { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 10px; }
.transcript { list-style: none; margin: 0; padding: 0; max-height: 420px; overflow-y: auto; display: flex; flex-direction: column; gap: 6px; }
.transcript li { display: grid; grid-template-columns: 64px 1fr; gap: 10px; font-size: 14px; }
.transcript .who { font-size: 11px; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; color: var(--muted); padding-top: 3px; }
.transcript li.agent .who { color: var(--accent); }
.transcript li.system { color: var(--muted); font-size: 13px; font-style: italic; }
.result { margin-top: 12px; padding: 12px 14px; background: var(--surface-2); border-radius: 10px; }

/* call detail dialog */
.dialog {
  width: min(720px, calc(100vw - 32px)); max-height: calc(100vh - 48px);
  border: 1px solid var(--border); border-radius: var(--radius); padding: 20px;
  background: var(--surface); color: var(--text);
}
.dialog::backdrop { background: rgba(0, 0, 0, .35); }
.dialog-close { position: sticky; top: 0; float: right; }
.kv { display: grid; grid-template-columns: 150px 1fr; gap: 6px 14px; margin: 14px 0; font-size: 14px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }
@media (max-width: 520px) { .kv { grid-template-columns: 1fr; } .kv dd { margin-bottom: 6px; } }

.toast {
  position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%);
  background: var(--text); color: var(--bg); padding: 10px 16px; border-radius: 10px; font-weight: 550; max-width: calc(100vw - 32px);
}
.toast.error { background: var(--bad); color: #fff; }

/* login */
.login-body { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-card { width: min(360px, 100%); background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow); }
.login-card .brand { margin-bottom: 20px; font-size: 18px; }
.login-card form { display: flex; flex-direction: column; gap: 10px; }
.login-card label { font-weight: 550; font-size: 13px; }
.login-error { color: var(--bad); margin: 0; font-size: 14px; }