:root {
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --bg: #03070a;
  --panel: #08131c;
  --panel2: #0d1b27;
  --line: rgba(101, 132, 148, .3);
  --text: #eaf5f7;
  --muted: #8aa1ad;
  --cyan: #2debd6;
  --green: #28e67a;
  --red: #ff6b6b;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at 78% 18%, rgba(45,235,214,.13), transparent 24%),
    linear-gradient(135deg, #020407, #07111a 52%, #02070b);
}
.hidden { display: none !important; }
.admin-shell { min-height: 100vh; padding: 28px; }
.login-card {
  width: min(430px, calc(100vw - 32px));
  margin: 10vh auto 0;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(8,19,28,.94);
  box-shadow: 0 30px 120px rgba(0,0,0,.5);
}
.brand { display: flex; align-items: center; gap: 14px; margin-bottom: 24px; }
.brand > span {
  width: 46px; height: 46px; display: grid; place-items: center;
  border-radius: 7px; background: linear-gradient(135deg, var(--cyan), #1a786f);
  color: #03110f; font-size: 28px; font-weight: 950;
}
.brand strong, .brand small { display: block; }
.brand small { margin-top: 4px; color: var(--muted); }
form { display: grid; gap: 16px; }
label { display: grid; gap: 8px; color: var(--muted); font-size: 13px; }
input {
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 0 12px;
  color: var(--text);
  background: rgba(0,0,0,.22);
}
select {
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 0 12px;
  color: var(--text);
  background: rgba(0,0,0,.22);
}
button, a {
  height: 40px;
  display: inline-grid;
  place-items: center;
  padding: 0 14px;
  border: 1px solid rgba(45,235,214,.35);
  border-radius: 7px;
  color: var(--cyan);
  background: rgba(45,235,214,.08);
  text-decoration: none;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}
.error { min-height: 20px; margin: 0; color: var(--red); }
.dashboard { display: grid; gap: 16px; }
.admin-topbar {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(8,19,28,.9);
}
.admin-topbar strong, .admin-topbar span { display: block; }
.admin-topbar span { margin-top: 4px; color: var(--muted); font-size: 13px; }
.admin-topbar nav { display: flex; gap: 10px; }
.status-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}
.status-grid article, .panel {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: linear-gradient(180deg, rgba(13,27,39,.94), rgba(6,15,23,.94));
}
.status-grid article { min-height: 118px; padding: 16px; }
.status-grid span, .status-grid small { display: block; color: var(--muted); }
.status-grid strong { display: block; margin: 14px 0 6px; font-size: 28px; }
.admin-grid {
  display: grid;
  grid-template-columns: 1.2fr .9fr;
  gap: 12px;
}
.account-form {
  padding: 14px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
.account-form button,
.account-form .error {
  grid-column: 1 / -1;
}
.panel { min-height: 320px; overflow: hidden; }
.panel-head {
  height: 56px;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 14px;
  border-bottom: 1px solid var(--line);
}
.panel h2 { margin: 0; font-size: 15px; }
.agent-table, .admin-list { display: grid; gap: 8px; padding: 14px; max-height: 410px; overflow: auto; }
.agent-row {
  display: grid;
  grid-template-columns: 1fr 90px 90px 90px;
  gap: 10px;
  padding: 10px;
  border: 1px solid rgba(255,255,255,.06);
  border-radius: 7px;
  background: rgba(255,255,255,.025);
}
.agent-row strong { color: var(--text); }
.agent-row span { color: var(--muted); font-size: 13px; }
.list-item {
  display: grid;
  gap: 4px;
  padding: 10px;
  border: 1px solid rgba(255,255,255,.06);
  border-radius: 7px;
  background: rgba(255,255,255,.025);
}
.list-item strong { color: var(--cyan); }
.list-item span, .list-item time { color: var(--muted); font-size: 12px; }
pre {
  margin: 0;
  padding: 14px;
  white-space: pre-wrap;
  color: #cce5ea;
}
@media (max-width: 980px) {
  .status-grid, .admin-grid { grid-template-columns: 1fr; }
  .admin-topbar { align-items: flex-start; flex-direction: column; }
}