:root {
  color: #172033;
  background: #f4f6fa;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
}

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

button {
  cursor: pointer;
}

.app-shell {
  min-height: 100vh;
  padding: 24px;
}

.workspace {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
}

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

.topbar-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 10px;
}

.eyebrow {
  margin: 0 0 4px;
  color: #f05a28;
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: 28px;
}

.primary-action,
.secondary-action,
.icon-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 6px;
  border: 0;
}

.primary-action,
.secondary-action,
.mode-tab {
  min-width: 0;
  text-align: center;
  white-space: normal;
}

.primary-action {
  min-height: 40px;
  padding: 0 16px;
  color: #fff;
  background: #172033;
}

.primary-action:disabled {
  opacity: 0.65;
  cursor: wait;
}

.secondary-action {
  min-height: 34px;
  padding: 0 12px;
  color: #172033;
  background: #fff;
  border: 1px solid #d8dee9;
  text-decoration: none;
}

.icon-action {
  width: 30px;
  height: 30px;
  color: #596579;
  background: #fff;
  border: 1px solid #d8dee9;
}

.mode-tabs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 16px;
}

.mode-tab {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 42px;
  padding: 0 12px;
  border: 1px solid #d8dee9;
  border-radius: 6px;
  color: #172033;
  background: #fff;
  font-weight: 750;
}

.mode-tab.is-active {
  color: #fff;
  background: #172033;
  border-color: #172033;
}

.main-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 16px;
}

.source-pane {
  display: grid;
  gap: 12px;
}

.drop-zone {
  display: grid;
  grid-template-columns: auto auto 1fr auto;
  align-items: center;
  gap: 10px;
  width: 100%;
  min-height: 68px;
  padding: 14px;
  border: 1px dashed #aab4c4;
  border-radius: 8px;
  background: #fff;
}

.drop-zone input {
  display: none;
}

.drop-zone.is-dragging {
  border-color: #f05a28;
  background: #fff7f3;
}

.source-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 38px;
  padding: 0 4px;
  color: #596579;
  font-size: 13px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.field span,
.result-title {
  font-size: 13px;
  font-weight: 750;
}

input,
select,
textarea,
.result-panel,
.image-preview {
  width: 100%;
  max-width: 100%;
  border: 1px solid #d8dee9;
  border-radius: 8px;
  background: #fff;
}

input,
select {
  height: 42px;
  padding: 0 12px;
}

textarea {
  min-height: 390px;
  padding: 14px;
  resize: vertical;
  line-height: 1.45;
}

.content.compact textarea {
  min-height: 260px;
}

.template-select {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 12px;
}

.swatches {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  gap: 6px;
}

.swatch {
  width: 22px;
  height: 22px;
  border-radius: 999px;
  border: 1px solid #d8dee9;
}

.wide-action {
  width: fit-content;
}

.button-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.image-preview {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 220px;
  overflow: hidden;
}

.image-preview img {
  display: block;
  max-width: 100%;
  max-height: 340px;
  object-fit: contain;
}

.result-panel {
  padding: 16px;
  min-height: 420px;
}

.result-title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
}

.muted {
  color: #596579;
}

.error {
  color: #b42318;
}

.notice {
  color: #137333;
}

.result {
  display: grid;
  gap: 10px;
}

.source-chip {
  display: inline-flex;
  width: fit-content;
  max-width: 100%;
  padding: 4px 8px;
  border-radius: 999px;
  color: #596579;
  background: #f4f6fa;
  font-size: 12px;
  overflow-wrap: anywhere;
}

.template-summary {
  margin: 0;
  color: #596579;
  font-size: 13px;
  line-height: 1.45;
}

.result a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #1e6bff;
  font-weight: 700;
  text-decoration: none;
}

.spin {
  animation: spin 0.8s linear infinite;
}

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

@media (max-width: 860px) {
  .app-shell {
    padding: 16px;
  }

  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .topbar-actions {
    width: 100%;
    justify-content: flex-start;
  }

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

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

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

  .drop-zone {
    grid-template-columns: auto 1fr;
  }

  .drop-zone .secondary-action {
    grid-column: 1 / -1;
    justify-self: start;
  }
}

@media (max-width: 520px) {
  .topbar-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .topbar-actions > * {
    width: 100%;
  }

  .mode-tab {
    min-height: 48px;
    padding: 8px;
    line-height: 1.2;
  }

  .mode-tabs {
    grid-template-columns: 1fr;
  }
}