:root {
  --ink-950: #16120f;
  --ink-900: #211a15;
  --ink-800: #342922;
  --ink-700: #57473b;
  --ink-500: #857363;
  --sand-100: #f6efe3;
  --sand-200: #eadcc8;
  --sand-300: #dbc3a5;
  --sand-400: #c79f76;
  --ember-500: #cc6d3d;
  --ember-600: #af4f24;
  --sage-500: #4f8066;
  --sage-600: #3f6552;
  --azure-500: #3666a3;
  --danger-500: #a43f37;
  --card-shadow: 0 24px 48px rgba(22, 18, 15, 0.14);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --radius-sm: 12px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: "Trebuchet MS", "Segoe UI Variable", "Segoe UI", sans-serif;
  color: var(--ink-900);
  background:
    radial-gradient(circle at top left, rgba(204, 109, 61, 0.18), transparent 36%),
    radial-gradient(circle at top right, rgba(54, 102, 163, 0.16), transparent 34%),
    linear-gradient(180deg, #fdf7ef 0%, #f0e4d4 56%, #ebdcc8 100%);
}

a {
  color: inherit;
}

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

.shell-root {
  min-height: 100vh;
}

.shell-loading,
.auth-shell {
  max-width: 960px;
  margin: 0 auto;
  padding: 72px 24px 48px;
}

.shell-kicker,
.eyebrow {
  margin: 0 0 12px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ember-600);
}

.shell-loading h1,
.auth-hero h1,
.hero-copy h1 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  line-height: 0.94;
  letter-spacing: -0.04em;
}

.shell-loading p,
.auth-copy,
.hero-copy p,
.muted {
  color: var(--ink-700);
}

.auth-shell {
  display: grid;
  gap: 28px;
}

.auth-hero,
.auth-card,
.shell-card,
.metric-card,
.list-card,
.detail-card {
  border: 1px solid rgba(33, 26, 21, 0.08);
  border-radius: var(--radius-xl);
  background: rgba(255, 252, 247, 0.86);
  box-shadow: var(--card-shadow);
  backdrop-filter: blur(8px);
}

.auth-hero {
  padding: 36px;
  background:
    linear-gradient(135deg, rgba(22, 18, 15, 0.98), rgba(52, 41, 34, 0.94)),
    linear-gradient(120deg, rgba(204, 109, 61, 0.16), transparent);
  color: var(--sand-100);
}

.auth-hero .shell-kicker {
  color: var(--sand-300);
}

.auth-copy {
  max-width: 62ch;
  color: rgba(246, 239, 227, 0.84);
}

.auth-grid {
  display: grid;
  gap: 24px;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
}

.auth-card {
  padding: 28px;
}

.auth-card h2 {
  margin-top: 0;
  margin-bottom: 18px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.5rem;
}

.field-grid {
  display: grid;
  gap: 14px;
}

.field {
  display: grid;
  gap: 8px;
}

.field label {
  font-size: 0.84rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-700);
}

.field input,
.field textarea,
.field select {
  width: 100%;
  border: 1px solid rgba(87, 71, 59, 0.18);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.92);
  color: var(--ink-900);
  padding: 13px 14px;
}

.field input:focus,
.field textarea:focus,
.field select:focus {
  outline: 2px solid rgba(54, 102, 163, 0.18);
  border-color: rgba(54, 102, 163, 0.42);
}

.button-row,
.hero-actions,
.section-actions,
.detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  border: none;
  border-radius: 999px;
  padding: 12px 18px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 140ms ease, box-shadow 140ms ease, opacity 140ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button:disabled {
  cursor: wait;
  opacity: 0.62;
  transform: none;
}

.button-primary {
  color: white;
  background: linear-gradient(135deg, var(--ember-500), var(--ember-600));
  box-shadow: 0 14px 28px rgba(175, 79, 36, 0.24);
}

.button-secondary {
  color: var(--ink-900);
  background: rgba(219, 195, 165, 0.48);
}

.button-subtle {
  color: var(--ink-800);
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(87, 71, 59, 0.14);
}

.shell-layout {
  max-width: 1480px;
  margin: 0 auto;
  padding: 22px;
  display: grid;
  gap: 18px;
}

.shell-topbar {
  display: grid;
  gap: 18px;
  grid-template-columns: minmax(0, 1.5fr) minmax(320px, 0.9fr);
  align-items: stretch;
}

.hero-panel {
  padding: 30px;
  background:
    linear-gradient(145deg, rgba(22, 18, 15, 0.96), rgba(52, 41, 34, 0.9)),
    radial-gradient(circle at right top, rgba(204, 109, 61, 0.22), transparent 40%);
  color: var(--sand-100);
}

.hero-panel .eyebrow {
  color: var(--sand-300);
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 999px;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.1);
  font-size: 0.85rem;
  color: inherit;
}

.context-panel {
  padding: 24px;
}

.context-grid,
.metric-grid,
.summary-grid,
.activation-grid,
.activation-summary-grid,
.demo-grid,
.demo-hero-grid,
.demo-tour-grid,
.setup-grid,
.setup-section-grid,
.ops-grid,
.run-panels,
.billing-grid {
  display: grid;
  gap: 16px;
}

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

.metric-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.summary-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.activation-grid {
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
}

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

.demo-grid {
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
}

.demo-hero-grid {
  grid-template-columns: minmax(0, 1.25fr) minmax(300px, 0.75fr);
  align-items: stretch;
}

.demo-tour-grid {
  grid-template-columns: repeat(5, minmax(180px, 1fr));
}

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

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

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

.shell-body {
  display: grid;
  gap: 18px;
  grid-template-columns: 300px minmax(0, 1fr);
  align-items: start;
}

.shell-sidebar,
.shell-main {
  display: grid;
  gap: 18px;
}

.shell-card,
.metric-card,
.list-card,
.detail-card {
  padding: 22px;
}

.nav-list {
  display: grid;
  gap: 10px;
}

.nav-button {
  width: 100%;
  border: none;
  border-radius: 18px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.74);
  color: var(--ink-900);
  text-align: left;
  cursor: pointer;
  border: 1px solid transparent;
}

.nav-button strong {
  display: block;
  margin-bottom: 3px;
}

.nav-button span {
  font-size: 0.88rem;
  color: var(--ink-700);
}

.nav-button.is-active {
  background: linear-gradient(135deg, rgba(204, 109, 61, 0.16), rgba(54, 102, 163, 0.14));
  border-color: rgba(204, 109, 61, 0.24);
}

.section-header {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: flex-start;
  margin-bottom: 14px;
}

.section-header h2,
.detail-card h3,
.list-card h3,
.shell-card h3 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.48rem;
}

.section-header p,
.list-card p,
.detail-card p,
.shell-card p {
  margin-bottom: 0;
}

.metric-card {
  min-height: 130px;
  display: grid;
  gap: 10px;
  align-content: start;
}

.metric-label {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-700);
}

.metric-value {
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.7rem, 2vw, 2.6rem);
  line-height: 1;
}

.metric-note {
  color: var(--ink-700);
  font-size: 0.93rem;
}

.list,
.invoice-list,
.artifact-list,
.event-list,
.checklist {
  display: grid;
  gap: 12px;
}

.list-item,
.invoice-row,
.artifact-row,
.event-row,
.checklist-item {
  border: 1px solid rgba(87, 71, 59, 0.12);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.84);
  padding: 14px 16px;
}

.list-item.is-selected {
  border-color: rgba(54, 102, 163, 0.28);
  box-shadow: inset 0 0 0 1px rgba(54, 102, 163, 0.18);
}

.list-head,
.invoice-head,
.artifact-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.run-panels {
  grid-template-columns: minmax(300px, 0.95fr) minmax(0, 1.05fr);
}

.detail-grid {
  display: grid;
  gap: 14px;
}

.kv-grid {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.kv {
  padding: 14px;
  border-radius: 16px;
  background: rgba(246, 239, 227, 0.86);
}

.kv label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-700);
}

.state {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 999px;
  padding: 7px 12px;
  background: rgba(79, 128, 102, 0.12);
  color: var(--sage-600);
  font-weight: 700;
  font-size: 0.84rem;
}

.state.pending,
.state.queued,
.state.running,
.state.executing {
  background: rgba(54, 102, 163, 0.12);
  color: var(--azure-500);
}

.state.failed,
.state.rejected,
.state.error {
  background: rgba(164, 63, 55, 0.12);
  color: var(--danger-500);
}

.state.paused,
.state.blocked {
  background: rgba(133, 115, 99, 0.14);
  color: var(--ink-700);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 999px;
  padding: 6px 10px;
  background: rgba(219, 195, 165, 0.34);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--ink-800);
}

.signal-grid {
  display: grid;
  gap: 12px;
}

.workspace-switcher-form {
  display: grid;
  gap: 12px;
}

.setup-score-grid,
.inline-status-grid,
.issue-list {
  display: grid;
  gap: 12px;
}

.setup-score-grid,
.inline-status-grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.setup-score-card {
  border: 1px solid rgba(87, 71, 59, 0.12);
  border-radius: 18px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.84);
}

.setup-score-card .list-head {
  margin-bottom: 10px;
}

.demo-hero-card {
  overflow: hidden;
  background:
    radial-gradient(circle at top right, rgba(54, 102, 163, 0.14), transparent 36%),
    radial-gradient(circle at bottom left, rgba(204, 109, 61, 0.14), transparent 34%),
    rgba(255, 252, 247, 0.9);
}

.demo-hero-card h2 {
  margin: 0 0 14px;
  max-width: 760px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2rem, 4vw, 3.8rem);
  line-height: 0.95;
  letter-spacing: -0.04em;
}

.demo-mode-card,
.demo-step-card {
  border: 1px solid rgba(87, 71, 59, 0.12);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.68);
}

.demo-mode-card {
  padding: 20px;
  display: grid;
  gap: 16px;
}

.demo-mode-card h3,
.demo-step-card h3 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.28rem;
  line-height: 1.1;
}

.demo-step-card {
  padding: 16px;
  display: grid;
  grid-template-rows: auto 1fr;
  gap: 18px;
  min-height: 280px;
  transition: transform 160ms ease, border-color 160ms ease, background-color 160ms ease;
}

.demo-step-card:hover {
  transform: translateY(-2px);
  border-color: rgba(204, 109, 61, 0.2);
  background: rgba(255, 255, 255, 0.86);
}

.demo-step-number {
  width: 42px;
  height: 42px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  color: white;
  background: linear-gradient(135deg, var(--ink-900), var(--ember-600));
  font-weight: 800;
}

.issue-list {
  margin: 0;
  padding-left: 18px;
  color: var(--ink-700);
}

.workspace-switcher-form .button-row {
  justify-content: flex-start;
}

.code-block {
  display: block;
  margin: 8px 0 0;
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(22, 18, 15, 0.92);
  color: var(--sand-100);
  overflow-x: auto;
}

.signal-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(246, 239, 227, 0.86);
}

.signal-row strong {
  font-size: 0.88rem;
}

.signal-row span:last-child {
  color: var(--ink-700);
  text-align: right;
}

.notice,
.empty-state,
.error-state {
  border-radius: 18px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.75);
}

.notice {
  border: 1px solid rgba(54, 102, 163, 0.12);
}

.error-state {
  border: 1px solid rgba(164, 63, 55, 0.18);
  color: var(--danger-500);
}

.empty-state {
  border: 1px dashed rgba(87, 71, 59, 0.18);
  color: var(--ink-700);
}

.mini-list {
  margin: 0;
  padding-left: 18px;
  color: var(--ink-700);
  display: grid;
  gap: 8px;
}

.split-note {
  display: grid;
  gap: 10px;
}

@media (max-width: 1180px) {
  .shell-topbar,
  .shell-body,
  .run-panels,
  .metric-grid,
  .summary-grid,
  .activation-grid,
  .activation-summary-grid,
  .demo-grid,
  .demo-hero-grid,
  .demo-tour-grid,
  .setup-grid,
  .setup-section-grid,
  .ops-grid,
  .billing-grid,
  .context-grid,
  .auth-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .shell-layout {
    padding: 14px;
  }

  .hero-panel,
  .context-panel,
  .shell-card,
  .metric-card,
  .list-card,
  .detail-card,
  .auth-hero,
  .auth-card {
    padding: 18px;
  }

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