:root {
  color-scheme: light;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  line-height: 1.5;
  color: #172026;
  background: #eef3f2;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
}

button,
input,
textarea {
  font: inherit;
}

button {
  border: 1px solid #b7c4c1;
  border-radius: 6px;
  background: #fff;
  color: #172026;
  padding: 0.68rem 0.9rem;
  cursor: pointer;
}

button:hover:not(:disabled) {
  border-color: #57756f;
}

button:disabled {
  color: #8a9794;
  cursor: not-allowed;
}

button.primary {
  background: #0d5b4f;
  border-color: #0d5b4f;
  color: #fff;
  font-weight: 700;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem clamp(1rem, 4vw, 3rem);
  border-bottom: 1px solid #d4ddda;
  background: #fbfcfc;
}

.eyebrow {
  margin: 0;
  color: #51635f;
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 0;
  font-size: clamp(1.45rem, 3vw, 2.3rem);
  letter-spacing: 0;
}

h2 {
  margin-bottom: 0.45rem;
  font-size: 1rem;
}

p {
  margin-bottom: 0;
  color: #52625f;
}

.runtime-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
  border: 1px solid #b9d3ce;
  border-radius: 999px;
  padding: 0.45rem 0.7rem;
  background: #e7f5f1;
  color: #0b5d50;
  font-weight: 800;
}

.dot {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: #00a77f;
}

.shell {
  width: min(1180px, calc(100vw - 2rem));
  margin: 1.2rem auto 2.5rem;
}

.upload-panel,
.summary-grid > div,
.service-card,
.preview-panel,
.manifest-output,
.notice {
  border: 1px solid #d2dcda;
  border-radius: 8px;
  background: #fff;
}

.upload-panel {
  display: grid;
  grid-template-columns: minmax(240px, 0.72fr) minmax(420px, 1.28fr);
  gap: 1rem;
  padding: 1rem;
}

.compose-inputs {
  display: grid;
  grid-template-columns: minmax(220px, 0.84fr) minmax(280px, 1.16fr);
  gap: 0.75rem;
}

.drop-zone {
  border: 1px dashed #8fa8a2;
  border-radius: 8px;
  background: #f7faf9;
  transition:
    border-color 160ms ease,
    background 160ms ease;
}

.drop-zone.dragging {
  border-color: #0d5b4f;
  background: #ecf8f5;
}

.drop-zone input,
.folder-picker input {
  position: absolute;
  inline-size: 1px;
  block-size: 1px;
  opacity: 0;
  pointer-events: none;
}

.drop-zone label {
  display: grid;
  gap: 0.25rem;
  min-height: 12.8rem;
  place-content: center;
  padding: 1rem;
  text-align: center;
  cursor: pointer;
}

.compose-editor {
  display: grid;
  gap: 0.45rem;
  min-height: 12.8rem;
}

.compose-editor span {
  font-weight: 800;
}

.compose-editor textarea {
  width: 100%;
  min-height: 10.4rem;
  resize: vertical;
  border: 1px solid #b7c4c1;
  border-radius: 8px;
  background: #fbfcfc;
  color: #172026;
  padding: 0.8rem;
  font-family:
    "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 0.86rem;
  line-height: 1.45;
  tab-size: 2;
}

.compose-editor textarea:focus {
  outline: 2px solid #8fcfc3;
  outline-offset: 2px;
  border-color: #0d5b4f;
}

.drop-zone span,
.compose-editor small,
.folder-picker small,
.summary-grid span,
#preview-label {
  color: #65736f;
  font-size: 0.84rem;
}

.folder-row {
  grid-column: 1 / -1;
  display: flex;
  align-items: stretch;
  gap: 0.65rem;
  flex-wrap: wrap;
}

.folder-picker {
  display: inline-grid;
  gap: 0.1rem;
  min-width: min(100%, 260px);
  border: 1px solid #b7c4c1;
  border-radius: 6px;
  background: #fff;
  padding: 0.55rem 0.8rem;
  cursor: pointer;
}

.folder-picker span {
  font-weight: 800;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 0.8rem;
  margin-top: 0.9rem;
}

.summary-grid > div {
  display: grid;
  gap: 0.2rem;
  padding: 0.85rem 1rem;
}

.summary-grid strong {
  font-size: 1.45rem;
}

.notice {
  margin-top: 0.9rem;
  padding: 0.8rem 1rem;
  color: #674700;
  background: #fff8e8;
  border-color: #f1d78d;
}

.workspace {
  display: grid;
  grid-template-columns: minmax(320px, 0.92fr) minmax(360px, 1.08fr);
  gap: 1rem;
  margin-top: 1rem;
  align-items: start;
}

.section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.55rem;
}

.section-heading h2 {
  margin: 0;
}

.service-list {
  display: grid;
  gap: 0.75rem;
}

.service-card {
  padding: 0.9rem;
}

.service-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.8rem;
}

.service-title {
  display: grid;
  gap: 0.1rem;
}

.service-title strong {
  font-size: 1.02rem;
}

.service-title span {
  color: #687873;
  font-size: 0.84rem;
  word-break: break-word;
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 5.8rem;
  border-radius: 999px;
  padding: 0.28rem 0.55rem;
  font-size: 0.74rem;
  font-weight: 900;
  text-transform: uppercase;
}

.badge.ready {
  background: #e5f7ee;
  color: #0b7040;
}

.badge.needs-files {
  background: #fff3ce;
  color: #765000;
}

.badge.unsupported {
  background: #ffe6e1;
  color: #9b2718;
}

.adapter-row {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex-wrap: wrap;
  margin: 0.85rem 0 0.55rem;
}

.adapter-tag,
.port-tag {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 0.24rem 0.5rem;
  font-size: 0.78rem;
  font-weight: 800;
}

.adapter-tag {
  background: #e8eff7;
  color: #244662;
}

.port-tag {
  background: #eef4ed;
  color: #365833;
}

.message-list {
  display: grid;
  gap: 0.25rem;
  margin: 0.65rem 0 0;
  padding: 0;
  list-style: none;
}

.message-list li {
  border-left: 3px solid #d2dcda;
  padding-left: 0.55rem;
  color: #4c5e5a;
  font-size: 0.88rem;
}

.message-list li.warn {
  border-left-color: #d59d21;
}

.message-list li.blocked {
  border-left-color: #d85b45;
}

.message-list li.suggest {
  border-left-color: #2a8f74;
  color: #245f51;
}

.preview-panel {
  min-height: 310px;
  overflow: hidden;
}

.preview-panel iframe {
  width: 100%;
  min-height: 310px;
  border: 0;
  background: #fff;
}

.empty-state {
  display: grid;
  min-height: 160px;
  place-items: center;
  padding: 1rem;
  color: #687873;
  text-align: center;
}

.manifest-heading {
  margin-top: 1rem;
}

.manifest-output {
  min-height: 250px;
  max-height: 440px;
  overflow: auto;
  margin: 0;
  padding: 0.9rem;
  color: #20312d;
  font-size: 0.78rem;
  white-space: pre-wrap;
}

@media (max-width: 860px) {
  .topbar,
  .upload-panel,
  .compose-inputs,
  .workspace {
    grid-template-columns: 1fr;
  }

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

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

@media (max-width: 540px) {
  .topbar {
    display: grid;
  }

  .folder-row > *,
  .section-heading {
    width: 100%;
  }

  .section-heading {
    align-items: stretch;
    flex-direction: column;
  }
}