:root {
  color-scheme: dark;

  --bg: #080d18;
  --panel: #0f1626;
  --panel-2: #141d31;
  --panel-3: #18223a;
  --line: rgba(148, 163, 184, 0.14);
  --line-strong: rgba(148, 163, 184, 0.26);

  --ink: #e9eefb;
  --ink-dim: #b3c0db;
  --muted: #7d8bab;

  --brand: #5b9bff;
  --brand-soft: rgba(91, 155, 255, 0.14);

  --allow: #34d399;
  --allow-bg: rgba(52, 211, 153, 0.12);
  --allow-line: rgba(52, 211, 153, 0.45);

  --approval: #f7b955;
  --approval-bg: rgba(247, 185, 85, 0.12);
  --approval-line: rgba(247, 185, 85, 0.45);

  --block: #ff6b6b;
  --block-bg: rgba(255, 107, 107, 0.12);
  --block-line: rgba(255, 107, 107, 0.45);

  --mono: ui-monospace, "SFMono-Regular", "JetBrains Mono", Menlo, Consolas, monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  --radius: 12px;
  --radius-sm: 9px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
}

body {
  min-height: 100vh;
  font-family: var(--sans);
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(91, 155, 255, 0.10), transparent 60%),
    radial-gradient(900px 500px at -10% 110%, rgba(52, 211, 153, 0.06), transparent 55%),
    var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

button,
input,
textarea {
  font: inherit;
  color: inherit;
}

::selection {
  background: rgba(91, 155, 255, 0.3);
}

/* buttons */

button {
  border: 1px solid var(--line-strong);
  background: var(--panel-2);
  color: var(--ink);
  min-height: 40px;
  padding: 0 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-weight: 600;
  letter-spacing: 0.1px;
  transition: transform 0.08s ease, border-color 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
}

button:hover:not(:disabled) {
  border-color: var(--brand);
  transform: translateY(-1px);
}

button:active:not(:disabled) {
  transform: translateY(0);
}

button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

button:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 2px;
}

button.primary {
  background: linear-gradient(180deg, #5b9bff, #3f7fe6);
  border-color: transparent;
  color: #06122b;
  box-shadow: 0 8px 22px rgba(63, 127, 230, 0.35);
}

button.primary:hover:not(:disabled) {
  border-color: transparent;
  box-shadow: 0 10px 26px rgba(63, 127, 230, 0.5);
}

button.warn {
  background: var(--approval-bg);
  border-color: var(--approval-line);
  color: #ffd699;
}

button.danger {
  background: var(--block-bg);
  border-color: var(--block-line);
  color: #ffb3b3;
}

button.ghost {
  background: transparent;
}

button.tiny {
  min-height: 30px;
  padding: 0 10px;
  font-size: 12px;
}

.app {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 20px;
  background: rgba(8, 13, 24, 0.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  background: linear-gradient(160deg, #5b9bff, #2f6fe0);
  color: #06122b;
  font-weight: 800;
  font-size: 15px;
  box-shadow: 0 6px 18px rgba(63, 127, 230, 0.45);
}

.brand-name {
  font-weight: 750;
  font-size: 15px;
  line-height: 1.1;
}

.brand-sub {
  font-size: 12px;
  color: var(--muted);
  margin-top: 2px;
}

.status-strip {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 11px;
  border-radius: 999px;
  background: var(--panel-2);
  border: 1px solid var(--line);
  font-size: 12px;
  color: var(--ink-dim);
  white-space: nowrap;
}

.pill .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--muted);
  box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.5);
}

.pill.live .dot {
  background: var(--allow);
  animation: pulse 2.4s infinite;
}

.pill.warnpill .dot {
  background: var(--approval);
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.45); }
  70% { box-shadow: 0 0 0 6px rgba(52, 211, 153, 0); }
  100% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0); }
}

/* main grid */

.layout {
  flex: 1;
  display: grid;
  grid-template-columns: 290px minmax(0, 1fr) 340px;
  gap: 16px;
  padding: 16px 20px 28px;
  align-items: start;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.35);
  overflow: hidden;
}

.col {
  display: grid;
  gap: 16px;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  padding: 13px 16px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent);
}

.panel-title {
  margin: 0;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.panel-body {
  padding: 16px;
}

.stack {
  display: grid;
  gap: 12px;
}

/* left console */

.field {
  display: grid;
  gap: 6px;
}

.field span {
  font-size: 12px;
  color: var(--muted);
}

.field input {
  width: 100%;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  min-height: 42px;
  padding: 0 12px;
  background: var(--panel-2);
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.field input:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 1px;
  border-color: var(--brand);
}

.button-grid {
  display: grid;
  gap: 8px;
}

.group-label {
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 6px 0 2px;
}

.scenario-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  width: fit-content;
  border: 1px solid var(--approval-line);
  border-radius: var(--radius-sm);
  background: var(--approval-bg);
  color: var(--ink);
  padding: 7px 9px;
  font-size: 12.5px;
}

.legend {
  display: grid;
  gap: 8px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel-2);
}

.legend-row {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 12.5px;
  color: var(--ink-dim);
}

.legend .dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  flex: none;
}

.dot.allow { background: var(--allow); }
.dot.approval { background: var(--approval); }
.dot.block { background: var(--block); }

.error-banner {
  border: 1px solid var(--block-line);
  background: var(--block-bg);
  color: #ffb3b3;
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  font-size: 13px;
}

/* decision banner */

.banner {
  position: relative;
  border-radius: var(--radius);
  padding: 22px 24px;
  border: 1px solid var(--line-strong);
  overflow: hidden;
  display: grid;
  gap: 10px;
}

.banner::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 6px;
}

.banner.allow {
  background: linear-gradient(110deg, var(--allow-bg), transparent 70%), var(--panel);
  box-shadow: 0 0 0 1px var(--allow-line), 0 20px 50px rgba(52, 211, 153, 0.12);
}
.banner.allow::before { background: var(--allow); box-shadow: 0 0 24px var(--allow); }

.banner.approval {
  background: linear-gradient(110deg, var(--approval-bg), transparent 70%), var(--panel);
  box-shadow: 0 0 0 1px var(--approval-line), 0 20px 50px rgba(247, 185, 85, 0.12);
}
.banner.approval::before { background: var(--approval); box-shadow: 0 0 24px var(--approval); }

.banner.block {
  background: linear-gradient(110deg, var(--block-bg), transparent 70%), var(--panel);
  box-shadow: 0 0 0 1px var(--block-line), 0 20px 50px rgba(255, 107, 107, 0.12);
}
.banner.block::before { background: var(--block); box-shadow: 0 0 24px var(--block); }

.banner-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.banner-status {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-size: 30px;
  font-weight: 820;
  letter-spacing: -0.01em;
}

.banner-status .glyph {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  font-size: 18px;
  font-weight: 800;
}

.banner.allow .banner-status { color: var(--allow); }
.banner.allow .glyph { background: var(--allow-bg); color: var(--allow); }
.banner.approval .banner-status { color: var(--approval); }
.banner.approval .glyph { background: var(--approval-bg); color: var(--approval); }
.banner.block .banner-status { color: var(--block); }
.banner.block .glyph { background: var(--block-bg); color: var(--block); }

.banner-action {
  font-size: 15px;
  color: var(--ink);
  font-weight: 650;
}

.banner-reason {
  margin: 0;
  color: var(--ink-dim);
  line-height: 1.55;
  max-width: 70ch;
}

.banner-meta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 12.5px;
  color: var(--muted);
  padding-top: 4px;
}

.banner-meta b {
  color: var(--ink-dim);
  font-weight: 600;
}

.mono {
  font-family: var(--mono);
  font-size: 0.92em;
}

/* trace */

.trace {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  overflow: hidden;
}

.trace-step {
  position: relative;
  padding: 14px 16px;
  display: grid;
  gap: 4px;
  border-right: 1px solid var(--line);
}

.trace-step:last-child { border-right: none; }

.trace-step .step-head {
  display: flex;
  align-items: center;
  gap: 8px;
}

.step-num {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 11px;
  font-weight: 800;
  background: var(--panel-3);
  color: var(--ink-dim);
  border: 1px solid var(--line-strong);
}

.trace-step.ok .step-num { background: var(--allow-bg); color: var(--allow); border-color: var(--allow-line); }
.trace-step.warn .step-num { background: var(--approval-bg); color: var(--approval); border-color: var(--approval-line); }
.trace-step.bad .step-num { background: var(--block-bg); color: var(--block); border-color: var(--block-line); }

.step-label {
  font-size: 13px;
  font-weight: 650;
}

.step-sub {
  font-size: 12px;
  color: var(--muted);
  font-family: var(--mono);
  overflow-wrap: anywhere;
}

.trace-step.ok .step-sub { color: var(--allow); }
.trace-step.warn .step-sub { color: var(--approval); }
.trace-step.bad .step-sub { color: var(--block); }

.cards-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.card {
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 14px;
  min-width: 0;
}

.card-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 10px;
}

.kv {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 6px 0;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
}

.kv:last-child { border-bottom: none; }

.kv-key {
  color: var(--muted);
  flex: none;
}

.kv-val {
  color: var(--ink);
  font-weight: 600;
  text-align: right;
  overflow-wrap: anywhere;
}

.kv-val.mono {
  font-family: var(--mono);
  font-weight: 600;
}

.kv-val.good { color: var(--allow); }
.kv-val.warnv { color: var(--approval); }

.risk-row .kv-val { color: var(--approval); font-family: var(--mono); }
.risk-row.zero .kv-val { color: var(--allow); }

/* agent run */

.agent-answer {
  margin: 10px 0 0;
  padding: 12px 14px;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-left: 3px solid var(--brand);
  border-radius: var(--radius-sm);
  color: var(--ink);
  line-height: 1.6;
  white-space: pre-line;
  overflow-wrap: anywhere;
  font-size: 13.5px;
}

.subtle-label {
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.dev-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
}

pre {
  margin: 12px 0 0;
  padding: 14px;
  overflow: auto;
  background: #060a14;
  color: #cfe0ff;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.55;
}

/* history list */

.queue {
  display: grid;
  gap: 8px;
  max-height: 70vh;
  overflow: auto;
}

.queue-item {
  display: grid;
  gap: 7px;
  width: 100%;
  text-align: left;
  padding: 11px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--panel-2);
  min-height: 0;
}

.queue-item:hover:not(:disabled) {
  transform: none;
  border-color: var(--line-strong);
}

.queue-item.active {
  border-color: var(--brand);
  background: var(--brand-soft);
  box-shadow: inset 0 0 0 1px rgba(91, 155, 255, 0.25);
}

.queue-item .row1 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.queue-item .tier {
  font-size: 13px;
  font-weight: 600;
  font-family: var(--mono);
}

.queue-item .ts {
  font-size: 11px;
  color: var(--muted);
}

/* badges */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 24px;
  padding: 0 10px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 750;
  letter-spacing: 0.03em;
  border: 1px solid transparent;
}

.badge.allow { color: var(--allow); background: var(--allow-bg); border-color: var(--allow-line); }
.badge.approval { color: var(--approval); background: var(--approval-bg); border-color: var(--approval-line); }
.badge.block { color: var(--block); background: var(--block-bg); border-color: var(--block-line); }

.pts {
  font-size: 11px;
  color: var(--muted);
  font-family: var(--mono);
}

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

.receipt-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}

.empty {
  min-height: 220px;
  display: grid;
  place-items: center;
  gap: 6px;
  color: var(--muted);
  text-align: center;
  background: var(--panel-2);
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  padding: 28px;
}

.empty h3 {
  margin: 0;
  color: var(--ink-dim);
  font-size: 16px;
}

.busy-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--brand);
  font-size: 12.5px;
}

.spinner {
  width: 13px;
  height: 13px;
  border-radius: 50%;
  border: 2px solid rgba(91, 155, 255, 0.3);
  border-top-color: var(--brand);
  animation: spin 0.7s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* breakpoints */

@media (max-width: 1180px) {
  .layout {
    grid-template-columns: 260px minmax(0, 1fr);
  }
  .right-rail {
    grid-column: 1 / -1;
  }
  .queue {
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    display: grid;
    max-height: none;
  }
}

@media (max-width: 820px) {
  .topbar { flex-direction: column; align-items: flex-start; }
  .status-strip { justify-content: flex-start; }
  .layout { grid-template-columns: 1fr; }
  .trace { grid-template-columns: 1fr 1fr; }
  .cards-grid { grid-template-columns: 1fr; }
  .banner-status { font-size: 26px; }
}