:root {
  color-scheme: dark;
  --bg: #12161c;
  --panel: #1a2029;
  --line: #2a323d;
  --text: #e8ecf1;
  --muted: #8a94a3;
  --green: #1d9e75;
  --amber: #d9a23b;
  --red: #d8593f;
  --mono: "IBM Plex Mono", "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans: Inter, "IBM Plex Sans", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.45;
}

a {
  color: var(--green);
}

button,
input,
select {
  font: inherit;
}

input,
select {
  width: 100%;
  margin-top: 0.45rem;
  background: #10141a;
  color: var(--text);
  border: 1px solid var(--line);
  padding: 0.72rem 0.8rem;
}

.compact-input {
  max-width: 5.5rem;
  padding: 0.45rem 0.55rem;
}

input:focus,
select:focus,
button:focus-visible,
.strategy-card:focus-within {
  outline: 2px solid var(--green);
  outline-offset: 2px;
}

.skip-link {
  position: absolute;
  left: -999px;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
  z-index: 5;
}

.shell {
  width: min(1180px, calc(100vw - 2rem));
  margin: 0 auto;
  padding: 2rem 0 4rem;
}

.topbar,
.section-header,
.hero,
.admin-control {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.topbar {
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--line);
  padding-bottom: 1rem;
}

.brand-logo {
  display: block;
  height: 44px;
  margin-bottom: 0.25rem;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2 {
  letter-spacing: -0.03em;
}

.eyebrow {
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.75rem;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 1.1rem;
}

.metrics-grid,
.strategy-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin: 1rem 0 1.5rem;
}

.metric span,
.muted,
.hint {
  color: var(--muted);
}

.metric strong {
  display: block;
  font-size: 1.45rem;
  margin: 0.2rem 0;
}

.metric em,
.sample-badge {
  color: var(--amber);
  font-size: 0.78rem;
  font-style: normal;
}

.mono {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
}

.status {
  border: 1px solid var(--line);
  padding: 0.6rem 0.75rem;
}

.status.connected,
.state-label {
  color: var(--green);
}

.status.warning,
.inline-error {
  color: var(--amber);
}

.primary-button,
.ghost-button {
  cursor: pointer;
  border: 1px solid var(--line);
  color: var(--text);
  background: transparent;
  padding: 0.7rem 0.95rem;
}

.primary-button {
  background: var(--green);
  border-color: var(--green);
  color: #06120e;
  font-weight: 700;
}

.strategy-card {
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: center;
  gap: 1rem;
  cursor: pointer;
}

.strategy-card input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.toggle {
  width: 2.6rem;
  height: 1.25rem;
  border: 1px solid var(--line);
  background: #10141a;
  position: relative;
}

.toggle::after {
  content: "";
  position: absolute;
  width: 0.8rem;
  height: 0.8rem;
  left: 0.2rem;
  top: 0.18rem;
  background: var(--muted);
}

.strategy-card input:checked + .toggle::after {
  transform: translateX(1.2rem);
  background: var(--green);
}

.state {
  color: var(--muted);
}

.form-grid {
  display: grid;
  gap: 1rem;
}

.form-grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.risk-panel,
.panel + .panel {
  margin-top: 1rem;
}

.activity-list {
  display: grid;
}

.activity-row {
  display: grid;
  grid-template-columns: 1fr 0.5fr 1.4fr auto;
  gap: 1rem;
  padding: 0.8rem 0;
  border-top: 1px solid var(--line);
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  text-align: left;
  padding: 0.85rem 0.7rem;
  border-top: 1px solid var(--line);
  vertical-align: top;
}

th {
  color: var(--muted);
  font-weight: 600;
}

.auth-panel {
  max-width: 520px;
}

.assistant-panel {
  margin-top: 1rem;
}

.starter-prompts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin: 0.75rem 0;
}

.starter-prompts button {
  background: #10141a;
  border: 1px solid var(--line);
  color: var(--muted);
  cursor: pointer;
  padding: 0.5rem 0.65rem;
}

.assistant-log {
  border: 1px solid var(--line);
  min-height: 7rem;
  max-height: 18rem;
  overflow-y: auto;
  padding: 0.75rem;
  background: #10141a;
}

.assistant-message {
  border-top: 1px solid var(--line);
  padding: 0.65rem 0;
}

.assistant-message:first-child {
  border-top: 0;
}

.assistant-message.user {
  color: var(--text);
}

.assistant-message.assistant {
  color: var(--muted);
}

.assistant-form {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.75rem;
  align-items: end;
  margin-top: 0.75rem;
}

.assistant-member-select {
  display: block;
  max-width: 28rem;
}

.flash {
  border: 1px solid var(--green);
  color: var(--green);
  padding: 0.75rem 1rem;
  margin-bottom: 1rem;
}

@media (max-width: 760px) {
  .topbar,
  .section-header,
  .hero,
  .admin-control {
    align-items: stretch;
    flex-direction: column;
  }

  .metrics-grid,
  .strategy-grid,
  .form-grid.two {
    grid-template-columns: 1fr;
  }

  .activity-row {
    grid-template-columns: 1fr;
  }

  .assistant-form {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .toggle::after {
    transition: transform 120ms ease;
  }
}