:root {
  color-scheme: light;
  --ink: #172026;
  --muted: #667680;
  --line: #d9e0e5;
  --panel: #f6f8fa;
  --accent: #b3261e;
  --blue: #235789;
  --paper: #fffdf8;
  --soft: #edf2f5;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  font:
    15px/1.45 system-ui,
    -apple-system,
    Segoe UI,
    sans-serif;
  color: var(--ink);
  background: linear-gradient(#eef3f6, #e4e9ed);
}
button,
input,
select,
textarea {
  font: inherit;
}
button {
  border: 0;
  border-radius: 6px;
  background: var(--ink);
  color: white;
  padding: 10px 14px;
  font-weight: 700;
  cursor: pointer;
}
button.secondary {
  background: var(--blue);
}
button.ghost {
  background: white;
  color: var(--ink);
  border: 1px solid var(--line);
}
button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}
.spinner {
  display: inline-block;
  width: 13px;
  height: 13px;
  border: 2px solid rgba(255, 255, 255, 0.45);
  border-top-color: #fff;
  border-radius: 50%;
  vertical-align: -2px;
  margin-right: 6px;
  animation: spin 0.8s linear infinite;
}
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}
.shell {
  max-width: 1320px;
  margin: 0 auto;
  padding: 28px 22px 44px;
}
.hero {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 18px;
}
.brand h1 {
  font-size: 34px;
  line-height: 1.05;
  margin: 0 0 7px;
}
.brand p {
  margin: 0;
  color: var(--muted);
  max-width: 650px;
}
.workspace {
  font:
    12px/1.3 ui-monospace,
    SFMono-Regular,
    Menlo,
    monospace;
  color: var(--muted);
  background: white;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 8px 10px;
}
.model-bar {
  display: grid;
  grid-template-columns: repeat(2, minmax(180px, 240px));
  gap: 12px;
  justify-content: end;
  margin: 0 0 18px;
}
.model-bar label {
  font-size: 12px;
}
.key-gate {
  position: fixed;
  inset: 0;
  z-index: 20;
  background: rgba(232, 238, 242, 0.96);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.key-gate.hidden {
  display: none;
}
.key-card {
  width: min(520px, 100%);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: 0 24px 70px rgba(26, 38, 48, 0.18);
  padding: 22px;
}
.key-card h2 {
  margin: 0 0 8px;
  font-size: 24px;
}
.key-card p {
  color: var(--muted);
  margin: 0 0 16px;
}
.key-actions {
  display: flex;
  gap: 10px;
  margin-top: 14px;
}
.key-actions button {
  flex: 1;
}
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin: 18px 0;
}
.step-pill {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 11px 12px;
  background: white;
  color: var(--muted);
  font-weight: 700;
}
.step-pill.active {
  background: var(--ink);
  border-color: var(--ink);
  color: white;
}
.wizard {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 10px;
  box-shadow: 0 18px 45px rgba(26, 38, 48, 0.08);
  overflow: hidden;
}
.wizard-step {
  display: none;
  padding: 24px;
}
.wizard-step.active {
  display: block;
}
.step-head {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: flex-start;
  margin-bottom: 18px;
}
.step-head h2 {
  font-size: 22px;
  margin: 0 0 4px;
}
.step-head p {
  margin: 0;
  color: var(--muted);
  max-width: 720px;
}
.form-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 16px;
}
.field {
  margin-bottom: 14px;
}
.import-plan {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}
label {
  display: block;
  font-weight: 700;
  margin: 0 0 6px;
}
input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: white;
  padding: 10px 11px;
  color: var(--ink);
}
textarea {
  min-height: 132px;
  resize: vertical;
}
.style-box textarea {
  min-height: 230px;
}
.row {
  display: flex;
  gap: 10px;
  align-items: center;
}
.row > * {
  flex: 1;
}
.step-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}
.status {
  color: var(--muted);
  font-size: 13px;
  margin: 8px 0 0;
  min-height: 18px;
}
.muted {
  color: var(--muted);
  font-size: 13px;
}
.article-tools {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 150px auto;
  gap: 10px;
  align-items: start;
}
.article-tools > button {
  margin-top: 27px;
}
.article-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 12px;
  margin-top: 14px;
}
.article {
  border: 1px solid var(--line);
  background: white;
  border-radius: 8px;
  padding: 12px;
}
.article textarea {
  min-height: 120px;
}
.hidden {
  display: none !important;
}
.toolbar {
  display: flex;
  gap: 8px;
  margin: 18px 0 10px;
  flex-wrap: wrap;
}
.toolbar button {
  flex: none;
}
.results {
  margin-top: 18px;
}
.grid {
  display: grid;
  gap: 14px;
}
.top-pair,
.spread {
  display: grid;
  grid-template-columns: repeat(2, minmax(290px, 1fr));
  gap: 12px;
  align-items: start;
}
.spread {
  border-top: 1px solid var(--line);
  padding-top: 14px;
}
.top-pair.single,
.spread.single {
  grid-template-columns: minmax(290px, 1fr);
}
.progress {
  height: 10px;
  background: #dfe6eb;
  border-radius: 999px;
  overflow: hidden;
  margin: 10px 0;
}
.progress-bar {
  height: 100%;
  width: 0;
  background: var(--accent);
  transition: width 0.25s ease;
}
.progress-row {
  margin: 10px 0 14px;
}
.page {
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  min-height: 220px;
}
.page[draggable="true"] {
  cursor: grab;
}
.page.dragging {
  opacity: 0.45;
}
.fixed {
  opacity: 0.72;
}
.kind {
  font-size: 12px;
  color: white;
  background: var(--accent);
  display: inline-block;
  border-radius: 999px;
  padding: 2px 8px;
  text-transform: uppercase;
}
.page h3 {
  margin: 8px 0;
  font-size: 18px;
}
.prompt {
  width: 100%;
  min-height: 180px;
  color: #26343c;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12px;
  background: #f8fafb;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 8px;
  resize: vertical;
}
.style-json {
  min-height: 220px;
  margin-bottom: 8px;
}
.kit {
  white-space: pre-wrap;
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  margin-bottom: 12px;
}
.brand-assets {
  margin-top: 12px;
}
.brand-asset-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px;
  margin-top: 6px;
}
.brand-asset {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: #f8fafb;
}
.brand-asset img {
  display: block;
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: contain;
  background: white;
}
.brand-asset figcaption {
  display: grid;
  gap: 2px;
  padding: 8px;
  font-size: 12px;
  color: #26343c;
}
.brand-asset figcaption span {
  color: var(--muted);
}
.preview {
  width: 100%;
  aspect-ratio: 1240/1754;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #f5f7f8;
  margin: 8px 0;
}
.page-status {
  font-size: 12px;
  color: var(--muted);
  margin: 4px 0 8px;
}
@media (max-width: 760px) {
  .shell {
    padding: 18px 12px 32px;
  }
  .hero {
    display: block;
  }
  .brand h1 {
    font-size: 28px;
  }
  .steps {
    grid-template-columns: 1fr 1fr;
  }
  .form-grid,
  .model-bar,
  .article-tools,
  .top-pair,
  .spread {
    grid-template-columns: 1fr;
  }
  .wizard-step {
    padding: 16px;
  }
  .step-head {
    display: block;
  }
  .step-actions {
    justify-content: stretch;
  }
  .step-actions button {
    flex: 1;
  }
}