:root {
  --charcoal: #1a1916;
  --gold: #b8922a;
  --paper: #f5f2eb;
  --ink: #2c2721;
  --muted: #6f675d;
  --line: rgba(26, 25, 22, 0.12);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; height: 100%; }
body {
  font-family: Inter, system-ui, -apple-system, sans-serif;
  background: linear-gradient(180deg, #faf7f1, var(--paper));
  color: var(--ink);
}

.shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 280px 1fr;
}

.sidebar {
  background: var(--charcoal);
  color: var(--paper);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.brand { display: flex; gap: 14px; align-items: center; }
.mark {
  width: 48px; height: 48px; border-radius: 14px;
  display: grid; place-items: center;
  background: var(--gold); color: var(--charcoal);
  font-weight: 800;
}
.name { font-size: 18px; font-weight: 700; }
.sub, .hint, .eyebrow { color: rgba(245, 242, 235, 0.7); font-size: 12px; }

.login-card, .nav a {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px;
}
.login-card { padding: 16px; display: grid; gap: 10px; }
label { font-size: 12px; color: rgba(245, 242, 235, 0.7); }
input, textarea, select, button {
  width: 100%; border-radius: 14px; border: 1px solid var(--line);
  padding: 12px 14px; font: inherit;
}
input, textarea, select { background: rgba(255,255,255,0.9); }
button {
  background: var(--gold); color: var(--charcoal); font-weight: 700; cursor: pointer;
}
.nav { display: grid; gap: 10px; }
.nav a {
  color: var(--paper); text-decoration: none; padding: 12px 14px;
}
.nav a.active { border-color: rgba(184, 146, 42, 0.6); }

.main { padding: 28px; }
.topbar {
  display: flex; justify-content: space-between; align-items: flex-start;
  margin-bottom: 22px;
}
h1 { margin: 6px 0 0; font-size: 30px; }
.pill {
  border: 1px solid var(--line); border-radius: 999px; padding: 10px 14px;
  background: rgba(255,255,255,0.75);
}
.grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 0.9fr;
  gap: 18px;
}
.panel {
  background: rgba(255,255,255,0.8);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 18px;
  box-shadow: 0 10px 30px rgba(26,25,22,0.04);
}
.panel-title { font-size: 12px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--muted); margin-bottom: 12px; }
.panel-title.spaced { margin-top: 18px; }
.brief-summary { font-size: 18px; line-height: 1.5; margin-bottom: 10px; }
.task-list { display: grid; gap: 10px; }
.task {
  border: 1px solid var(--line); border-radius: 16px; padding: 14px;
  background: rgba(245,242,235,0.65);
}
.task .meta { color: var(--muted); font-size: 12px; margin-top: 8px; }
.agent-card {
  background: #fff; border-radius: 18px; padding: 16px; border: 1px solid var(--line);
  margin-bottom: 14px;
}
.agent-name { font-size: 20px; font-weight: 800; }
.agent-role { color: var(--gold); font-weight: 700; margin-top: 4px; }
.mini-form { display: grid; gap: 10px; margin-bottom: 14px; }
textarea { min-height: 120px; resize: vertical; margin: 10px 0; }
.result {
  background: #111; color: #d8f6da; padding: 14px; border-radius: 16px; overflow: auto;
  min-height: 120px;
}

@media (max-width: 1180px) {
  .shell { grid-template-columns: 1fr; }
  .sidebar { border-bottom: 1px solid rgba(255,255,255,0.1); }
  .grid { grid-template-columns: 1fr; }
}