:root {
  color-scheme: light;
  --bg: #f4f6f8;
  --panel: #ffffff;
  --panel-soft: #f9fafb;
  --text: #172026;
  --muted: #65717c;
  --line: #dce3ea;
  --primary: #006f75;
  --primary-dark: #00585d;
  --danger: #b42318;
  --success: #16703a;
  --warning: #a15c00;
  --shadow: 0 18px 42px rgba(23, 32, 38, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    'Segoe UI',
    sans-serif;
}

button,
input,
textarea {
  font: inherit;
}

.shell {
  width: min(1320px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 28px 0;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.eyebrow {
  margin: 0 0 5px;
  color: var(--primary);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 0;
  letter-spacing: 0;
}

h1 {
  font-size: 2.5rem;
  line-height: 1;
}

h2 {
  font-size: 1rem;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  margin-bottom: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.metrics > div {
  min-width: 0;
  padding: 15px 16px;
  border-right: 1px solid var(--line);
}

.metrics > div:last-child {
  border-right: 0;
}

.metric-value {
  display: block;
  font-size: 1.55rem;
  font-weight: 900;
  line-height: 1.1;
}

.metric-label {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.workspace {
  display: grid;
  grid-template-columns: 280px minmax(460px, 1fr) minmax(360px, 0.7fr);
  gap: 18px;
  align-items: start;
}

.scenario-panel,
.editor-panel,
.result-panel,
.response-panel,
.inspector-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.response-panel {
  grid-column: 2 / 4;
}

.inspector-panel {
  grid-column: 1 / 4;
}

.panel-heading {
  display: flex;
  align-items: center;
  min-height: 54px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  background: var(--panel-soft);
}

.panel-heading.split {
  justify-content: space-between;
  gap: 12px;
}

.scenario-list {
  display: grid;
  gap: 10px;
  padding: 14px;
}

.scenario-button {
  width: 100%;
  min-height: 76px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  color: var(--text);
  cursor: pointer;
  padding: 13px 14px;
  text-align: left;
}

.scenario-button:hover,
.scenario-button.active {
  border-color: var(--primary);
  outline: 3px solid rgba(0, 111, 117, 0.12);
}

.scenario-button strong,
.scenario-button span {
  display: block;
}

.scenario-button strong {
  font-size: 0.92rem;
}

.scenario-button span {
  margin-top: 5px;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.35;
}

.actions {
  display: flex;
  gap: 8px;
}

.lookup-actions {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) auto auto;
  gap: 8px;
  width: min(680px, 100%);
}

input {
  min-height: 36px;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #ffffff;
  color: var(--text);
  padding: 0 12px;
}

input:focus {
  border-color: var(--primary);
  outline: 3px solid rgba(0, 111, 117, 0.14);
}

button {
  min-height: 40px;
  border-radius: 6px;
  border: 1px solid transparent;
  cursor: pointer;
  font-weight: 800;
}

button:disabled {
  cursor: wait;
  opacity: 0.6;
}

.primary-button {
  background: var(--primary);
  color: #ffffff;
  padding: 0 16px;
}

.primary-button:hover {
  background: var(--primary-dark);
}

.ghost-button {
  border-color: var(--line);
  background: #ffffff;
  color: var(--text);
  padding: 0 14px;
}

.ghost-button:hover {
  border-color: var(--primary);
  color: var(--primary-dark);
}

.link-button {
  min-height: auto;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--primary);
  cursor: pointer;
  font: inherit;
  font-weight: 800;
  padding: 0;
  text-align: left;
}

.link-button:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

.compact {
  min-height: 36px;
}

textarea {
  display: block;
  width: 100%;
  height: 520px;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: #101820;
  color: #f3f7fa;
  font-family:
    'Cascadia Code', 'SFMono-Regular', Consolas, 'Liberation Mono', monospace;
  font-size: 0.88rem;
  line-height: 1.55;
  padding: 16px;
  resize: vertical;
  tab-size: 2;
}

textarea:focus {
  outline: 3px solid rgba(0, 111, 117, 0.2);
  outline-offset: -3px;
}

.message {
  min-height: 48px;
  margin: 0;
  padding: 14px 16px;
  color: var(--muted);
  font-weight: 700;
}

.message.error {
  color: var(--danger);
}

.message.success {
  color: var(--success);
}

.small-status {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #ffffff;
  color: var(--muted);
  padding: 0 10px;
  font-size: 0.78rem;
  font-weight: 900;
}

.table-wrap {
  max-height: 420px;
  overflow: auto;
}

table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
}

th,
td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 900;
  text-transform: uppercase;
}

td {
  font-size: 0.9rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  border-radius: 999px;
  padding: 0 9px;
  font-size: 0.74rem;
  font-weight: 900;
}

.badge.queued {
  background: #fff4d8;
  color: var(--warning);
}

.empty-state {
  margin: 0;
  padding: 16px;
  color: var(--muted);
  font-weight: 700;
}

.inspector-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(380px, 1.05fr);
  gap: 16px;
  padding: 16px;
}

.event-summary {
  display: grid;
  grid-column: 1 / 3;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 10px;
}

.event-summary > div,
.event-summary > span {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-soft);
  padding: 12px;
}

.event-summary span {
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 900;
  text-transform: uppercase;
}

.event-summary strong {
  display: block;
  margin-top: 5px;
  overflow-wrap: anywhere;
  font-size: 0.92rem;
}

.event-section {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
}

.event-audit {
  grid-column: 1 / 2;
}

.section-heading {
  min-height: 44px;
  border-bottom: 1px solid var(--line);
  background: var(--panel-soft);
  padding: 12px 14px;
}

h3 {
  margin: 0;
  font-size: 0.9rem;
}

.compact-table {
  max-height: 280px;
}

.compact-table table {
  min-width: 520px;
}

#eventInspectorOutput {
  grid-column: 2 / 3;
  min-height: 280px;
  max-height: 560px;
}

pre {
  min-height: 260px;
  max-height: 460px;
  margin: 0;
  overflow: auto;
  background: #101820;
  color: #f3f7fa;
  font-family:
    'Cascadia Code', 'SFMono-Regular', Consolas, 'Liberation Mono', monospace;
  font-size: 0.86rem;
  line-height: 1.55;
  padding: 16px;
}

@media (max-width: 1080px) {
  .metrics {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .metrics > div:nth-child(3) {
    border-right: 0;
  }

  .workspace {
    grid-template-columns: 1fr;
  }

  .response-panel {
    grid-column: auto;
  }

  .inspector-panel {
    grid-column: auto;
  }

  .inspector-grid,
  .event-summary,
  #eventInspectorOutput,
  .event-audit {
    grid-column: auto;
  }

  .inspector-grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 680px) {
  .shell {
    width: min(100vw - 20px, 720px);
    padding: 18px 0;
  }

  .topbar,
  .panel-heading.split,
  .actions {
    align-items: stretch;
    flex-direction: column;
  }

  .lookup-actions {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 2rem;
  }

  .metrics {
    grid-template-columns: 1fr;
  }

  .event-summary {
    grid-template-columns: 1fr;
  }

  .metrics > div {
    border-right: 0;
  }

  textarea {
    height: 440px;
  }
}