#schemWorldApp {
  --s3d-bg: #f8fafc;
  --s3d-surface: #ffffff;
  --s3d-surface-2: #f1f7f5;
  --s3d-ink: #152033;
  --s3d-muted: #627084;
  --s3d-line: #d7e0ea;
  --s3d-accent: #0f766e;
  --s3d-accent-2: #f97316;
  --s3d-accent-3: #2563eb;
  --s3d-danger: #b42318;
  --s3d-success: #067647;
  --s3d-shadow: 0 16px 40px rgba(21, 32, 51, 0.09);
  box-sizing: border-box;
  min-height: 100vh;
  color: var(--s3d-ink);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.5;
}

#schemWorldApp *,
#schemWorldApp *::before,
#schemWorldApp *::after {
  box-sizing: border-box;
}

#schemWorldApp button,
#schemWorldApp input {
  font: inherit;
}

#schemWorldApp a {
  color: inherit;
}

#schemWorldApp [hidden] {
  display: none !important;
}

#schemWorldApp .s3d-header,
#schemWorldApp .s3d-main,
#schemWorldApp .s3d-footer {
  width: min(100% - 32px, 1320px);
  margin: 0 auto;
}

#schemWorldApp .s3d-header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  padding: 32px 0 18px;
}

#schemWorldApp .s3d-kicker {
  margin: 0 0 6px;
  color: var(--s3d-accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

#schemWorldApp h1,
#schemWorldApp h2,
#schemWorldApp h3,
#schemWorldApp p {
  margin-top: 0;
}

#schemWorldApp h1 {
  margin-bottom: 8px;
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.02;
  letter-spacing: 0;
}

#schemWorldApp h2 {
  margin-bottom: 4px;
  font-size: 1.08rem;
  line-height: 1.25;
}

#schemWorldApp h3 {
  margin-bottom: 8px;
  font-size: 1rem;
}

#schemWorldApp .s3d-lede {
  max-width: 760px;
  margin-bottom: 0;
  color: var(--s3d-muted);
  font-size: 1.02rem;
}

#schemWorldApp .s3d-header-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 16px;
  border: 1px solid var(--s3d-line);
  border-radius: 8px;
  background: var(--s3d-surface);
  color: var(--s3d-ink);
  text-decoration: none;
  white-space: nowrap;
}

#schemWorldApp .s3d-workspace {
  display: grid;
  grid-template-columns: minmax(320px, 0.78fr) minmax(480px, 1.22fr);
  gap: 18px;
  align-items: start;
}

#schemWorldApp .s3d-world-workspace {
  grid-template-columns: minmax(320px, 0.72fr) minmax(480px, 1.28fr);
}

#schemWorldApp .s3d-access-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin: 0 0 14px;
  padding: 14px 16px;
  border: 1px solid #bddbd7;
  border-radius: 8px;
  background: #ecfdf3;
  color: var(--s3d-accent);
}

#schemWorldApp .s3d-access-panel strong,
#schemWorldApp .s3d-access-panel span {
  display: block;
}

#schemWorldApp .s3d-access-panel span {
  color: #47625d;
  font-size: 0.9rem;
  margin-top: 2px;
}

#schemWorldApp .s3d-access-warning {
  border-color: #f0b8b8;
  background: #fff3f3;
  color: var(--s3d-danger);
}

#schemWorldApp .s3d-access-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
}

#schemWorldApp .s3d-control-column,
#schemWorldApp .s3d-preview-column {
  display: grid;
  gap: 14px;
}

#schemWorldApp .s3d-panel,
#schemWorldApp .s3d-preview-panel,
#schemWorldApp .s3d-content-section {
  border: 1px solid var(--s3d-line);
  border-radius: 8px;
  background: var(--s3d-surface);
  box-shadow: var(--s3d-shadow);
}

#schemWorldApp .s3d-panel {
  padding: 18px;
}

#schemWorldApp .s3d-preview-panel {
  overflow: hidden;
}

#schemWorldApp .s3d-panel-heading,
#schemWorldApp .s3d-preview-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 14px;
}

#schemWorldApp .s3d-panel-heading p,
#schemWorldApp .s3d-preview-head p {
  margin-bottom: 0;
  color: var(--s3d-muted);
  font-size: 0.92rem;
}

#schemWorldApp .s3d-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 28px;
  padding: 0 10px;
  border: 1px solid #bddbd7;
  border-radius: 999px;
  background: #ecfdf3;
  color: var(--s3d-accent);
  font-size: 0.78rem;
  font-weight: 700;
  white-space: nowrap;
}

#schemWorldApp .s3d-badge.s3d-badge-error {
  border-color: #f0b8b8;
  background: #fff3f3;
  color: var(--s3d-danger);
}

#schemWorldApp .s3d-badge.s3d-badge-working {
  border-color: #fed7aa;
  background: #fff7ed;
  color: #9a3412;
}

#schemWorldApp .s3d-upload-surface {
  display: grid;
  place-items: center;
  width: 100%;
  min-height: 178px;
  margin-top: 16px;
  padding: 22px;
  border: 2px dashed #a7b7c9;
  border-radius: 8px;
  background: linear-gradient(180deg, #ffffff 0%, #f1f7f5 100%);
  color: var(--s3d-ink);
  cursor: pointer;
  text-align: center;
}

#schemWorldApp .s3d-upload-surface:hover,
#schemWorldApp .s3d-upload-surface.s3d-dragover {
  border-color: var(--s3d-accent);
  background: #eefaf6;
}

#schemWorldApp .s3d-upload-surface:disabled {
  cursor: not-allowed;
  opacity: 0.68;
}

#schemWorldApp .s3d-upload-icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 8px;
  background: var(--s3d-accent);
  color: #ffffff;
  font-size: 2rem;
  line-height: 1;
}

#schemWorldApp .s3d-upload-title {
  margin-top: 12px;
  font-weight: 700;
}

#schemWorldApp .s3d-upload-text,
#schemWorldApp .s3d-help {
  color: var(--s3d-muted);
  font-size: 0.9rem;
}

#schemWorldApp .s3d-help {
  margin: 10px 0 0;
}

#schemWorldApp .s3d-file-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

#schemWorldApp .s3d-file-details,
#schemWorldApp .s3d-output-details {
  display: grid;
  gap: 8px;
  margin: 16px 0 0;
}

#schemWorldApp .s3d-file-details div,
#schemWorldApp .s3d-output-details div {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 10px;
  padding: 8px 0;
  border-top: 1px solid #e6edf3;
}

#schemWorldApp dt {
  color: var(--s3d-muted);
  font-size: 0.85rem;
}

#schemWorldApp dd {
  min-width: 0;
  margin: 0;
  overflow-wrap: anywhere;
}

#schemWorldApp .s3d-field {
  display: grid;
  gap: 7px;
  margin-top: 16px;
  color: var(--s3d-ink);
  font-weight: 700;
}

#schemWorldApp .s3d-field input {
  width: 100%;
  min-height: 42px;
  padding: 0 12px;
  border: 1px solid #bdc9d6;
  border-radius: 8px;
  background: #ffffff;
  color: var(--s3d-ink);
  font-weight: 400;
}

#schemWorldApp .s3d-check {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-top: 12px;
  color: var(--s3d-muted);
  font-size: 0.92rem;
}

#schemWorldApp .s3d-check input {
  width: 18px;
  height: 18px;
  accent-color: var(--s3d-accent);
}

#schemWorldApp .s3d-actions,
#schemWorldApp .s3d-preview-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

#schemWorldApp .s3d-actions {
  margin-top: 18px;
}

#schemWorldApp .s3d-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 16px;
  border: 1px solid #bdc9d6;
  border-radius: 8px;
  background: #ffffff;
  color: var(--s3d-ink);
  cursor: pointer;
  font-weight: 700;
  text-decoration: none;
}

#schemWorldApp .s3d-button-primary {
  border-color: var(--s3d-accent);
  background: var(--s3d-accent);
  color: #ffffff;
}

#schemWorldApp .s3d-button-quiet {
  color: var(--s3d-muted);
}

#schemWorldApp .s3d-button-small {
  min-height: 36px;
  padding: 0 12px;
  font-size: 0.9rem;
}

#schemWorldApp .s3d-button:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}

#schemWorldApp .s3d-button:not(:disabled):hover,
#schemWorldApp .s3d-header-link:hover {
  border-color: var(--s3d-accent);
}

#schemWorldApp .s3d-button-primary:not(:disabled):hover {
  background: #0b5f59;
}

#schemWorldApp .s3d-button:focus-visible,
#schemWorldApp .s3d-header-link:focus-visible,
#schemWorldApp .s3d-upload-surface:focus-visible,
#schemWorldApp input:focus-visible,
#schemWorldApp summary:focus-visible {
  outline: 3px solid rgba(37, 99, 235, 0.35);
  outline-offset: 2px;
}

#schemWorldApp .s3d-status-text {
  margin: 14px 0 0;
  color: var(--s3d-muted);
}

#schemWorldApp .s3d-queue-meta {
  margin-top: 12px;
  padding: 10px 12px;
  border-radius: 8px;
  background: #fff7ed;
  color: #9a3412;
  font-size: 0.92rem;
}

#schemWorldApp .s3d-produced-files {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

#schemWorldApp .s3d-file-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  padding: 10px;
  border: 1px solid #e1e8ef;
  border-radius: 8px;
  background: #fbfdff;
}

#schemWorldApp .s3d-file-row strong,
#schemWorldApp .s3d-file-row span {
  display: block;
  min-width: 0;
  overflow-wrap: anywhere;
}

#schemWorldApp .s3d-file-row span,
#schemWorldApp .s3d-empty {
  color: var(--s3d-muted);
  font-size: 0.9rem;
}

#schemWorldApp .s3d-empty {
  margin: 0;
}

#schemWorldApp .s3d-preview-head {
  padding: 18px;
  border-bottom: 1px solid var(--s3d-line);
}

#schemWorldApp .s3d-viewer {
  position: relative;
  min-height: 620px;
  height: min(72vh, 760px);
  background:
    linear-gradient(90deg, rgba(21, 32, 51, 0.045) 1px, transparent 1px),
    linear-gradient(180deg, rgba(21, 32, 51, 0.045) 1px, transparent 1px),
    linear-gradient(180deg, #f9fbff 0%, #eef6f8 100%);
  background-size: 42px 42px, 42px 42px, auto;
}

#schemWorldApp .s3d-world-drop {
  position: relative;
  min-height: 360px;
  background:
    linear-gradient(90deg, rgba(21, 32, 51, 0.045) 1px, transparent 1px),
    linear-gradient(180deg, rgba(21, 32, 51, 0.045) 1px, transparent 1px),
    linear-gradient(180deg, #f9fbff 0%, #eef6f8 100%);
  background-size: 42px 42px, 42px 42px, auto;
}

#schemWorldApp .s3d-world-drop.is-ready {
  min-height: 260px;
  background:
    linear-gradient(135deg, rgba(15, 118, 110, 0.12), rgba(249, 115, 22, 0.1)),
    #f8fbff;
}

#schemWorldApp .s3d-world-details {
  grid-template-columns: 1fr 1fr;
}

#schemWorldApp .s3d-world-result .s3d-viewer-placeholder {
  position: static;
  min-height: inherit;
}

#schemWorldApp .s3d-viewer canvas {
  display: block;
  width: 100%;
  height: 100%;
}

#schemWorldApp .s3d-viewer-placeholder {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  gap: 8px;
  padding: 24px;
  color: var(--s3d-muted);
  text-align: center;
}

#schemWorldApp .s3d-viewer-placeholder strong {
  color: var(--s3d-ink);
  font-size: 1.25rem;
}

#schemWorldApp .s3d-result-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

#schemWorldApp .s3d-detail-panel {
  min-width: 0;
  padding: 0;
  overflow: hidden;
}

#schemWorldApp .s3d-detail-panel summary {
  cursor: pointer;
  padding: 14px 16px;
  color: var(--s3d-ink);
  font-weight: 700;
}

#schemWorldApp .s3d-json-block {
  max-height: 280px;
  margin: 0;
  padding: 14px 16px;
  overflow: auto;
  border-top: 1px solid var(--s3d-line);
  background: #101828;
  color: #ecfdf3;
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.82rem;
  line-height: 1.55;
  white-space: pre-wrap;
}

#schemWorldApp .s3d-output-details {
  margin: 0;
  padding: 0 16px 16px;
}

#schemWorldApp .s3d-output-details code {
  font-family: Consolas, "Courier New", monospace;
}

#schemWorldApp .s3d-content-section {
  display: grid;
  grid-template-columns: minmax(240px, 0.62fr) minmax(0, 1fr);
  gap: 28px;
  margin-top: 18px;
  padding: 28px;
}

#schemWorldApp .s3d-section-copy p:last-child {
  margin-bottom: 0;
  color: var(--s3d-muted);
}

#schemWorldApp .s3d-feature-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

#schemWorldApp .s3d-feature-list article,
#schemWorldApp .s3d-steps li,
#schemWorldApp .s3d-faq-list details {
  border: 1px solid #e1e8ef;
  border-radius: 8px;
  background: #fbfdff;
}

#schemWorldApp .s3d-feature-list article {
  padding: 16px;
}

#schemWorldApp .s3d-feature-list p,
#schemWorldApp .s3d-steps span,
#schemWorldApp .s3d-faq-list p {
  margin-bottom: 0;
  color: var(--s3d-muted);
}

#schemWorldApp .s3d-steps {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

#schemWorldApp .s3d-steps li {
  display: grid;
  gap: 4px;
  padding: 16px;
}

#schemWorldApp .s3d-faq-list {
  display: grid;
  gap: 10px;
}

#schemWorldApp .s3d-faq-list summary {
  cursor: pointer;
  padding: 14px 16px;
  font-weight: 700;
}

#schemWorldApp .s3d-faq-list p {
  padding: 0 16px 16px;
}

#schemWorldApp .s3d-footer {
  padding: 24px 0 34px;
  color: var(--s3d-muted);
  font-size: 0.9rem;
}

#schemWorldApp .s3d-footer p {
  margin-bottom: 0;
}

@media (max-width: 1100px) {
  #schemWorldApp .s3d-workspace,
  #schemWorldApp .s3d-content-section {
    grid-template-columns: 1fr;
  }

  #schemWorldApp .s3d-result-grid,
  #schemWorldApp .s3d-feature-list {
    grid-template-columns: 1fr;
  }

  #schemWorldApp .s3d-viewer {
    min-height: 480px;
    height: 58vh;
  }
}

@media (max-width: 720px) {
  #schemWorldApp .s3d-header,
  #schemWorldApp .s3d-main,
  #schemWorldApp .s3d-footer {
    width: min(100% - 20px, 1320px);
  }

  #schemWorldApp .s3d-header,
  #schemWorldApp .s3d-access-panel,
  #schemWorldApp .s3d-panel-heading,
  #schemWorldApp .s3d-preview-head {
    display: grid;
    align-items: start;
  }

  #schemWorldApp .s3d-header {
    padding-top: 22px;
  }

  #schemWorldApp .s3d-actions,
  #schemWorldApp .s3d-preview-actions {
    display: grid;
  }

  #schemWorldApp .s3d-button,
  #schemWorldApp .s3d-header-link {
    width: 100%;
  }

  #schemWorldApp .s3d-viewer {
    min-height: 360px;
    height: 52vh;
  }

  #schemWorldApp .s3d-content-section {
    padding: 20px;
  }

  #schemWorldApp .s3d-file-row,
  #schemWorldApp .s3d-file-details div,
  #schemWorldApp .s3d-output-details div {
    grid-template-columns: 1fr;
  }
}