.decision-body {
  --decision-ink: #111827;
  --decision-muted: #667085;
  --decision-soft: #f3f6f8;
  --decision-line: rgba(17, 24, 39, 0.12);
  --decision-green: #0f766e;
  --decision-blue: #2563eb;
  --decision-amber: #b45309;
  --decision-red: #be123c;
  --decision-purple: #7c3aed;
}

.decision-shell {
  max-width: 1440px;
}

.decision-heading h1 {
  font-size: clamp(2.1rem, 4vw, 3.6rem);
}

.decision-workspace {
  display: grid;
  grid-template-columns: minmax(420px, 0.96fr) minmax(440px, 1.04fr);
  gap: 20px;
  align-items: start;
}

.decision-input,
.result-panel,
.log-panel {
  overflow: hidden;
}

.decision-input {
  position: sticky;
  top: 84px;
}

.decision-tabs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-bottom: 1px solid var(--decision-line);
  background: #ffffff;
}

.decision-tab {
  min-height: 58px;
  border: 0;
  border-right: 1px solid var(--decision-line);
  background: #ffffff;
  color: var(--decision-muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font: 800 0.86rem var(--font-sans);
  cursor: pointer;
}

.decision-tab:last-child {
  border-right: 0;
}

.decision-tab svg,
.btn svg {
  width: 17px;
  height: 17px;
  stroke-width: 2.25;
}

.fallback-icon {
  min-width: 17px;
  color: currentColor;
  font-style: normal;
  font-weight: 900;
  line-height: 1;
  text-align: center;
}

.decision-tab.is-active {
  color: var(--decision-blue);
  background: #f8fafc;
  box-shadow: inset 0 -3px 0 var(--decision-blue);
}

.decision-panel {
  display: none;
  padding: 20px;
}

.decision-panel.is-active {
  display: grid;
  gap: 18px;
}

.decision-card-header,
.output-header,
.mini-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.decision-card-header strong,
.mini-heading strong {
  display: block;
  color: var(--decision-ink);
  font-size: 1rem;
}

.decision-card-header {
  padding-bottom: 4px;
}

.inline-actions,
.export-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.icon-button {
  width: 42px;
  min-width: 42px;
  padding: 0;
}

.preset-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.preset-chip {
  min-height: 40px;
  border: 1px solid var(--decision-line);
  border-radius: 8px;
  background: #ffffff;
  color: var(--decision-ink);
  font: 800 0.86rem var(--font-sans);
  cursor: pointer;
  transition: all 0.2s ease;
}

.preset-chip:hover {
  border-color: rgba(37, 99, 235, 0.34);
  background: #f8fafc;
}

.decision-form-grid,
.swot-lite-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

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

.mini-heading {
  margin-bottom: 10px;
}

.mini-heading span {
  color: var(--decision-muted);
  font-size: 0.82rem;
  font-weight: 700;
}

.criteria-list,
.alternative-list,
.risk-list {
  display: grid;
  gap: 10px;
}

.criterion-row,
.alternative-row,
.risk-row {
  display: grid;
  gap: 10px;
  padding: 12px;
  border: 1px solid var(--decision-line);
  border-radius: 8px;
  background: #f8fafc;
}

.criterion-row {
  grid-template-columns: minmax(130px, 1fr) 92px 42px;
  align-items: center;
}

.alternative-row {
  grid-template-columns: minmax(130px, 1fr) 42px;
  align-items: center;
}

.risk-row {
  grid-template-columns: minmax(140px, 1.1fr) minmax(110px, 0.9fr) 86px 86px 42px;
  align-items: end;
}

.risk-row .field-group,
.criterion-row .field-group,
.alternative-row .field-group {
  gap: 5px;
}

.risk-row label,
.criterion-row label,
.alternative-row label {
  font-size: 0.74rem;
}

.score-editor {
  border-top: 1px solid var(--decision-line);
  padding-top: 16px;
}

.score-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--decision-line);
  border-radius: 8px;
}

.score-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  background: #ffffff;
}

.score-table th,
.score-table td {
  border-bottom: 1px solid var(--decision-line);
  padding: 10px;
  text-align: left;
  vertical-align: middle;
}

.score-table th {
  background: #f8fafc;
  color: var(--decision-muted);
  font-size: 0.78rem;
  text-transform: uppercase;
}

.score-table tr:last-child td {
  border-bottom: 0;
}

.score-select {
  width: 84px;
  min-height: 36px;
  border: 1px solid var(--decision-line);
  border-radius: 8px;
  background: #ffffff;
  color: var(--decision-ink);
  font: 700 0.88rem var(--font-sans);
  padding: 8px;
}

.decision-output {
  display: grid;
  gap: 16px;
}

.result-panel,
.log-panel {
  padding: 20px;
}

.output-header {
  margin-bottom: 16px;
}

.output-header h2 {
  margin: 4px 0 0;
  font-size: 1.48rem;
}

.decision-hero-result {
  display: grid;
  grid-template-columns: 116px minmax(0, 1fr);
  gap: 18px;
  align-items: center;
  padding: 16px;
  border: 1px solid var(--decision-line);
  border-radius: 8px;
  background: linear-gradient(135deg, #f8fafc 0%, #eef7f3 100%);
}

.decision-hero-result h3 {
  margin: 6px 0;
  font-size: 1.45rem;
}

.decision-hero-result p {
  margin: 0;
  color: var(--decision-muted);
}

.decision-ring {
  --score: 0;
  width: 104px;
  height: 104px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at center, #ffffff 0 58%, transparent 59%),
    conic-gradient(var(--decision-green) calc(var(--score) * 1%), #e5e7eb 0);
  box-shadow: inset 0 0 0 1px var(--decision-line);
}

.decision-ring span,
.decision-ring small {
  grid-area: 1 / 1;
}

.decision-ring span {
  margin-top: -12px;
  color: var(--decision-ink);
  font: 800 1.58rem var(--font-display);
}

.decision-ring small {
  margin-top: 36px;
  color: var(--decision-muted);
  font-size: 0.68rem;
  font-weight: 800;
  text-transform: uppercase;
}

.result-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 12px 0 18px;
}

.metric-card {
  padding: 12px;
  border: 1px solid var(--decision-line);
  border-radius: 8px;
  background: #ffffff;
}

.metric-card span {
  display: block;
  color: var(--decision-muted);
  font-size: 0.78rem;
  font-weight: 800;
}

.metric-card strong {
  display: block;
  margin-top: 4px;
  color: var(--decision-ink);
  font: 800 1.35rem var(--font-display);
}

.result-section {
  border-top: 1px solid var(--decision-line);
  padding-top: 16px;
  margin-top: 16px;
}

.ranking-list,
.method-list,
.decision-log {
  display: grid;
  gap: 10px;
}

.ranking-item,
.method-item,
.log-item {
  border: 1px solid var(--decision-line);
  border-radius: 8px;
  background: #ffffff;
  padding: 12px;
}

.ranking-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 88px;
  gap: 14px;
}

.ranking-item strong,
.method-item strong,
.log-item strong {
  color: var(--decision-ink);
}

.ranking-meter {
  width: 100%;
  height: 8px;
  margin-top: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: #e5e7eb;
}

.ranking-meter span {
  display: block;
  height: 100%;
  width: var(--value, 0%);
  background: linear-gradient(90deg, var(--decision-blue), var(--decision-green));
}

.ranking-score {
  color: var(--decision-green);
  font: 800 1.18rem var(--font-display);
  text-align: right;
}

.subline {
  color: var(--decision-muted);
  font-size: 0.82rem;
}

.method-item {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 10px;
}

.method-item i {
  width: 30px;
  height: 30px;
  display: inline-grid;
  place-items: center;
  border-radius: 8px;
  background: #eef2ff;
  color: var(--decision-blue);
  font-style: normal;
  font-weight: 900;
}

.insight-list {
  margin: 0;
  padding-left: 19px;
  color: var(--decision-muted);
}

.insight-list li + li {
  margin-top: 8px;
}

.log-item {
  cursor: pointer;
}

.log-item time {
  display: block;
  color: var(--decision-muted);
  font-size: 0.78rem;
  margin-top: 4px;
}

.log-item span {
  display: block;
  color: var(--decision-green);
  font-size: 0.82rem;
  font-weight: 800;
  margin-top: 6px;
}

.empty-text {
  margin: 0;
  color: var(--decision-muted);
  font-weight: 700;
}

@media (max-width: 1120px) {
  .decision-workspace {
    grid-template-columns: 1fr;
  }

  .decision-input {
    position: static;
  }
}

@media (max-width: 760px) {
  .decision-shell {
    padding-inline: 16px;
  }

  .decision-heading {
    align-items: flex-start;
  }

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

  .decision-form-grid,
  .decision-split,
  .swot-lite-grid,
  .result-grid,
  .decision-hero-result {
    grid-template-columns: 1fr;
  }

  .criterion-row,
  .alternative-row,
  .risk-row,
  .ranking-item {
    grid-template-columns: 1fr;
  }

  .ranking-score {
    text-align: left;
  }

  .header-actions .btn:not(.icon-button) {
    display: none;
  }
}

@media print {
  .app-header,
  .decision-input,
  .export-actions,
  .log-panel {
    display: none !important;
  }

  .decision-workspace {
    display: block;
  }

  .brief-shell {
    padding: 0;
  }

  .result-panel {
    box-shadow: none;
    border: 0;
  }
}