.editor-shell {
  width: min(1460px, calc(100% - 2rem));
}

.editor-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(330px, 0.5fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
  padding: clamp(4rem, 8vw, 7rem) 0 3.5rem;
}

.editor-hero h1 {
  font-size: clamp(3rem, 7vw, 6.9rem);
}

.pipeline-card {
  padding: 1.5rem;
  border: 1px solid rgba(76, 236, 255, 0.3);
  border-radius: 22px;
  background: linear-gradient(155deg, rgba(18, 23, 38, 0.94), rgba(8, 10, 17, 0.94));
  box-shadow: var(--shadow);
}

.pipeline-card ol {
  display: grid;
  gap: 0.65rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
  counter-reset: pipeline;
}

.pipeline-card li {
  position: relative;
  display: grid;
  gap: 0.2rem;
  min-height: 64px;
  padding: 0.8rem 0.8rem 0.8rem 3.4rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(4, 7, 13, 0.65);
  counter-increment: pipeline;
}

.pipeline-card li::before {
  position: absolute;
  top: 0.8rem;
  left: 0.8rem;
  display: grid;
  place-items: center;
  width: 1.9rem;
  height: 1.9rem;
  border-radius: 50%;
  color: #001014;
  background: var(--cyan);
  font-size: 0.72rem;
  font-weight: 950;
  content: counter(pipeline, decimal-leading-zero);
}

.pipeline-card span,
.control-card p,
.canvas-hint,
.geometry-head p,
.workspace-copy,
.method-grid p {
  color: var(--muted);
  line-height: 1.55;
}

.workspace {
  padding: clamp(1rem, 3vw, 2rem);
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(7, 9, 15, 0.84);
  box-shadow: 0 35px 120px rgba(0, 0, 0, 0.44);
}

.workspace-heading,
.geometry-head,
.report-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 1.4rem;
}

.workspace-heading h2 {
  margin-bottom: 0;
  font-size: clamp(2rem, 5vw, 3.7rem);
  letter-spacing: -0.045em;
}

.workspace-heading .eyebrow {
  margin-bottom: 0.5rem;
}

.local-status {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.65rem 0.8rem;
  border: 1px solid rgba(118, 247, 178, 0.3);
  border-radius: 999px;
  color: var(--green);
  background: rgba(118, 247, 178, 0.06);
  font-size: 0.8rem;
  font-weight: 850;
  white-space: nowrap;
}

.local-status span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 14px var(--green);
}

.step-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-bottom: 1rem;
}

.control-card {
  min-height: 305px;
  padding: 1.25rem;
}

.step-number {
  display: grid;
  place-items: center;
  width: 2.2rem;
  height: 2.2rem;
  margin-bottom: 1rem;
  border: 1px solid rgba(76, 236, 255, 0.5);
  border-radius: 10px;
  color: var(--cyan);
  font-size: 0.8rem;
  font-weight: 950;
}

.control-card h3,
.canvas-card h3,
.geometry-card h3,
.report-card h3 {
  margin-bottom: 0.55rem;
  font-size: 1.35rem;
}

.file-drop {
  position: relative;
  display: grid;
  place-items: center;
  gap: 0.28rem;
  min-height: 92px;
  padding: 1rem;
  border: 1px dashed rgba(76, 236, 255, 0.5);
  border-radius: 14px;
  text-align: center;
  background: rgba(76, 236, 255, 0.045);
  cursor: pointer;
}

.file-drop:hover {
  border-style: solid;
  background: rgba(76, 236, 255, 0.08);
}

.file-drop span,
.file-meta,
.field-help {
  color: var(--muted);
  font-size: 0.78rem;
}

.file-drop input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.file-meta {
  min-height: 2.2rem;
  margin-top: 0.65rem;
}

.field-label {
  display: block;
  margin: 1rem 0 0.45rem;
  color: #d9def0;
  font-size: 0.78rem;
  font-weight: 850;
  text-transform: uppercase;
}

select,
input[type="number"] {
  width: 100%;
  min-height: 45px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--text);
  background: #090c14;
}

select {
  padding: 0.55rem 0.75rem;
}

.canvas-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-bottom: 1rem;
}

.canvas-card {
  padding: 1rem;
}

.canvas-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  margin-bottom: 0.85rem;
}

.canvas-card-head h3,
.canvas-card-head .card-kicker {
  margin: 0;
}

.target-button {
  padding: 0.48rem 0.68rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(14, 18, 30, 0.9);
  font-size: 0.75rem;
  font-weight: 850;
  cursor: pointer;
}

.target-button.active {
  border-color: var(--cyan);
  color: #001014;
  background: var(--cyan);
}

.target-button:disabled {
  cursor: not-allowed;
  opacity: 0.4;
}

.canvas-stage {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 360px;
  max-height: 680px;
  overflow: hidden;
  border: 1px solid rgba(149, 164, 205, 0.24);
  border-radius: 14px;
  background: #080a10;
  touch-action: none;
  user-select: none;
}

.canvas-stage canvas {
  display: block;
  max-width: 100%;
  max-height: 660px;
  object-fit: contain;
}

.canvas-stage.empty canvas {
  opacity: 0;
}

.canvas-stage:not(.empty) .empty-message {
  display: none;
}

.empty-message {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 1rem;
  color: #7f879c;
  text-align: center;
}

.checker {
  background-color: #131725;
  background-image:
    linear-gradient(45deg, #252b3e 25%, transparent 25%),
    linear-gradient(-45deg, #252b3e 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #252b3e 75%),
    linear-gradient(-45deg, transparent 75%, #252b3e 75%);
  background-position: 0 0, 0 12px, 12px -12px, -12px 0;
  background-size: 24px 24px;
}

.selection-box {
  position: absolute;
  z-index: 5;
  border: 2px solid var(--cyan);
  background: rgba(76, 236, 255, 0.09);
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.9), 0 0 22px rgba(76, 236, 255, 0.7);
  pointer-events: none;
}

.selection-box.reference {
  border-color: var(--pink);
  background: rgba(255, 85, 216, 0.08);
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.9), 0 0 22px rgba(255, 85, 216, 0.65);
}

.canvas-hint {
  min-height: 2.5rem;
  margin: 0.7rem 0 0;
  font-size: 0.78rem;
}

.output-status {
  padding: 0.4rem 0.62rem;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 950;
  text-transform: uppercase;
}

.output-status.waiting {
  color: var(--muted);
  background: rgba(170, 178, 200, 0.1);
}

.output-status.valid {
  color: #012412;
  background: var(--green);
}

.output-status.invalid {
  color: #2c0008;
  background: var(--danger);
}

.geometry-card,
.report-card {
  padding: 1.25rem;
  margin-top: 1rem;
}

.geometry-head,
.report-head {
  align-items: center;
  margin-bottom: 1rem;
}

.geometry-head h3,
.report-head h3 {
  margin: 0.25rem 0 0;
}

.geometry-head p {
  max-width: 600px;
  margin: 0;
  font-size: 0.82rem;
}

code {
  color: var(--cyan);
}

.coordinate-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(110px, 1fr));
  gap: 0.8rem;
}

.coordinate-grid label {
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 850;
  text-transform: uppercase;
}

.coordinate-grid input {
  display: block;
  margin-top: 0.38rem;
  padding: 0.55rem 0.7rem;
  color: var(--text);
  font-size: 1rem;
  font-weight: 800;
}

.dimension-warning {
  margin-top: 0.8rem;
  color: var(--muted);
  font-size: 0.8rem;
}

.dimension-warning.ok {
  color: var(--green);
}

.dimension-warning.error {
  color: var(--danger);
}

.report-summary {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 0.7rem;
}

.report-summary div {
  min-height: 96px;
  padding: 0.85rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(6, 8, 14, 0.62);
}

.report-summary span,
.report-summary strong {
  display: block;
}

.report-summary span {
  margin-bottom: 0.55rem;
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.report-summary strong {
  overflow-wrap: anywhere;
  font-size: 0.84rem;
}

.report-card details {
  margin-top: 0.8rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #060810;
}

.report-card summary {
  padding: 0.85rem;
  cursor: pointer;
  font-weight: 800;
}

.report-card pre {
  max-height: 440px;
  margin: 0;
  padding: 1rem;
  overflow: auto;
  border-top: 1px solid var(--line);
  color: #bff9ff;
  font: 0.75rem/1.55 ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

.verifier-workspace {
  margin-top: 1rem;
}

.workspace-copy {
  max-width: 590px;
  margin-bottom: 0;
}

.verifier-grid {
  display: grid;
  grid-template-columns: minmax(260px, 0.7fr) minmax(0, 1.3fr);
  gap: 1rem;
}

.file-drop.large,
.verifier-result {
  min-height: 180px;
}

.verifier-result {
  padding: 1.2rem;
}

.verifier-result dl {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.6rem;
  margin-bottom: 0;
}

.verifier-result dl div {
  padding: 0.7rem;
  border: 1px solid var(--line);
  border-radius: 10px;
}

.verifier-result dt {
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 850;
  text-transform: uppercase;
}

.verifier-result dd {
  margin: 0.35rem 0 0;
  font-weight: 850;
}

.method-section {
  padding: 5rem 0 2rem;
}

.method-section h2 {
  max-width: 900px;
  font-size: clamp(2.2rem, 5vw, 4.5rem);
  letter-spacing: -0.05em;
}

.method-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 1rem;
}

.method-grid article {
  min-height: 170px;
  padding: 1.2rem;
}

.method-grid strong {
  color: var(--cyan);
  font-size: 1.05rem;
}

.method-grid p {
  margin: 0.7rem 0 0;
}

.version-line {
  margin-top: 1.2rem;
  color: var(--muted);
  font-size: 0.78rem;
}

.toast {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 100;
  max-width: min(420px, calc(100% - 2rem));
  padding: 0.8rem 1rem;
  border: 1px solid rgba(76, 236, 255, 0.45);
  border-radius: 12px;
  color: var(--text);
  background: rgba(5, 8, 14, 0.96);
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: 180ms ease;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1100px) {
  .editor-hero {
    grid-template-columns: 1fr;
  }

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

  .output-card {
    grid-column: span 2;
  }

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

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

@media (max-width: 760px) {
  .editor-shell {
    width: min(100% - 0.65rem, 1460px);
  }

  .step-grid,
  .canvas-grid,
  .verifier-grid,
  .method-grid {
    grid-template-columns: 1fr;
  }

  .output-card {
    grid-column: auto;
  }

  .workspace-heading,
  .geometry-head,
  .report-head {
    align-items: stretch;
    flex-direction: column;
  }

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

  .report-summary {
    grid-template-columns: 1fr 1fr;
  }

  .report-head .button-row .button {
    flex: 1 1 190px;
  }
}

@media (max-width: 460px) {
  .workspace {
    padding: 0.6rem;
    border-radius: 18px;
  }

  .coordinate-grid,
  .report-summary,
  .verifier-result dl {
    grid-template-columns: 1fr;
  }

  .canvas-stage {
    min-height: 300px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}