@import url("https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Source+Sans+3:wght@300;400;500;600&display=swap");
@import url("https://cdn.jsdelivr.net/npm/@awesome.me/webawesome@3.2.1/dist-cdn/styles/webawesome.css");

wa-tooltip:not(:defined) {
  display: none;
}

:root {
  color-scheme: light;
  --kitware-blue: #0b4a6e;
  --kitware-blue-dark: #08334b;
  --kitware-teal: #1b7f7a;
  --kitware-gold: #f1c45b;
  --ink: #1b2533;
  --muted: #5b6775;
  --surface: #ffffff;
  --surface-alt: #f4f7f9;
  --border: #d5dde6;
  --accent: #0067c7;
  --accent-light: rgba(0, 103, 199, 0.1);
  --shadow: 0 18px 40px rgba(8, 31, 56, 0.1);
  --radius: 18px;
}

* {
  box-sizing: border-box;
  margin: 0;
}

body {
  font-family: "Source Sans 3", "Segoe UI", sans-serif;
  color: var(--ink);
  min-height: 100vh;
}

.showcase-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 6vw;
  height: 56px;
  background: linear-gradient(120deg, var(--nav-from, #0067c7), var(--nav-to, #3eae2b));
  color: #f7fbff;
  border-bottom: 1px solid rgba(9, 46, 75, 0.2);
}

.nav-brand {
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  font-weight: 700;
  letter-spacing: 0.2em;
  font-size: 1.1rem;
}

.nav-brand span {
  font-weight: 500;
  letter-spacing: 0.04em;
  font-size: 0.85rem;
  opacity: 0.75;
  margin-left: 8px;
}

.nav-label {
  font-weight: 500;
  font-size: 0.85rem;
  opacity: 0.6;
  margin-right: 8px;
  padding-right: 12px;
  border-right: 1px solid rgba(255, 255, 255, 0.25);
}

.nav-tabs {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-tab {
  padding: 8px 16px;
  border-radius: 8px;
  color: rgba(255, 255, 255, 0.75);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  transition: background 0.2s, color 0.2s;
}

.nav-tab:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}

.nav-tab.active {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  font-weight: 600;
}

.spinner-overlay {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 32px;
  color: var(--muted);
  font-size: 0.9rem;
}

.spinner-overlay wa-spinner {
  font-size: 1.4rem;
  --indicator-color: var(--accent);
  --track-color: var(--accent-light);
}

.model-badge wa-tag::part(base) {
  background: var(--accent-light);
  color: var(--accent);
  border-color: transparent;
  font-size: 0.7rem;
}

.attribute-picker {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 8px 12px;
  margin-top: 10px;
}

.attribute-row {
  display: grid;
  grid-template-columns: subgrid;
  grid-column: 1 / -1;
  align-items: center;
  padding: 8px 14px;
  border-radius: 10px;
  transition: background 0.2s;
}

.attribute-row.active {
  background: var(--accent-light);
}

.attribute-row.inactive {
  opacity: 0.4;
  pointer-events: none;
}

.attribute-row.inactive .attribute-info {
  pointer-events: auto;
  opacity: 1;
}

.attribute-label {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--ink);
  min-width: 100px;
}

.attribute-info {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: help;
  color: var(--muted);
  opacity: 0.5;
  transition: opacity 0.2s, color 0.2s;
  flex-shrink: 0;
}

.attribute-info:hover {
  opacity: 1;
  color: var(--accent);
}

.attribute-row wa-radio-group {
  justify-content: center;
}

.attribute-row wa-radio-group::part(form-control) {
  display: flex;
  align-items: center;
  justify-content: center;
}

.attribute-row wa-radio[appearance="button"] {
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  font-weight: 600;
  font-size: 0.82rem;
  padding: 0 12px;
  min-height: 2.1rem;
  height: 2.1rem;
}

.attribute-row wa-radio[appearance="button"][aria-checked="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.scenario-card {
  padding: 20px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--surface);
  cursor: pointer;
  transition: all 0.25s;
}

.scenario-card:hover {
  border-color: var(--accent);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}

.scenario-card.active {
  border-color: var(--accent);
  background: var(--accent-light);
}

.scenario-card-title {
  display: flex;
  align-items: center;
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.scenario-card-kdma {
  margin-left: auto;
  padding-left: 12px;
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.03em;
  color: var(--muted);
  opacity: 0.7;
}

.scenario-card-desc {
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.5;
  white-space: pre-line;
}

.decision-comparison {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 20px;
  align-items: stretch;
}

.decision-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.decision-col .eyebrow {
  text-transform: uppercase;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--muted);
  font-weight: 600;
}

.decision-col .decision-model-info {
  font-size: 0.75rem;
  color: var(--muted);
  margin-bottom: 6px;
}

.decision-col .decision-choice {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--ink);
}

.decision-choice-letter {
  width: 32px;
  height: 32px;
  font-size: 0.9rem;
}

.decision-rationale-details {
  margin-top: 8px;
  --border-color: transparent;
  --border-radius: 0;
}

.decision-rationale-details::part(header) {
  padding: 8px 0;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--muted);
}

.decision-rationale-details::part(content) {
  padding: 0 0 8px;
}

.decision-col .decision-rationale {
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--muted);
}

.comparison-divider {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0;
}

.comparison-divider .divider-line {
  width: 1px;
  flex: 1;
  background: var(--border);
}

.comparison-badge {
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
  min-width: 5.5em;
  text-align: center;
}

.comparison-badge.changed {
  background: #e8f5e9;
  color: #1f6f55;
}

.comparison-badge.same {
  background: #fff3e0;
  color: #b25a13;
}

.scenario-intro {
  padding: 20px;
  background: var(--surface-alt);
  border-radius: 12px;
  border-left: 3px solid var(--accent);
  margin-bottom: 16px;
  font-size: 0.95rem;
  line-height: 1.7;
}

.scenario-choices-group {
  background: var(--surface-alt);
  border-radius: 12px;
  padding: 16px;
}

.choices-label {
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  font-weight: 600;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 10px;
}

.accordion-summary {
  display: flex;
  align-items: center;
  width: 100%;
}

.accordion-kdma-tag {
  margin-left: auto;
  padding-left: 12px;
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.03em;
  color: var(--muted);
  opacity: 0.7;
}

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

.scenario-choice-card {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 14px 18px;
  background: var(--surface, #fff);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 0.9rem;
  line-height: 1.6;
}

.scenario-choice-card .choice-letter,
.summary-choice-item .choice-letter,
.decision-panel-choice .choice-letter,
.decision-choice .choice-letter {
  width: auto;
  height: auto;
  border-radius: 0;
  background: none;
  color: var(--muted);
  font-size: 0.82rem;
}

.scenario-choice-card .choice-letter::after,
.summary-choice-item .choice-letter::after,
.decision-panel-choice .choice-letter::after,
.decision-choice .choice-letter::after {
  content: ".";
}

.choice-letter {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  font-weight: 700;
  font-size: 0.72rem;
}

.theme-picker {
  position: relative;
  margin-left: 16px;
}

.theme-picker-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.8);
  cursor: pointer;
  transition: all 0.2s;
  padding: 0;
}

.theme-picker-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
}

.theme-picker-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: #fff;
  border-radius: 12px;
  border: 1px solid #e5e7eb;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
  padding: 6px;
  display: none;
  z-index: 1001;
  min-width: 160px;
}

.theme-picker.open .theme-picker-dropdown {
  display: block;
}

.theme-option {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 8px 12px;
  border: none;
  background: none;
  border-radius: 8px;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.85rem;
  color: #374151;
  transition: background 0.15s;
}

.theme-option:hover {
  background: #f3f4f6;
}

.theme-option.active {
  background: #f0f0f5;
  font-weight: 600;
}

.theme-swatch {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  flex-shrink: 0;
  border: 2px solid rgba(0, 0, 0, 0.08);
}

.theme-option.active .theme-swatch {
  border-color: currentColor;
  box-shadow: 0 0 0 2px rgba(0, 0, 0, 0.12);
}

@media (max-width: 768px) {
  .showcase-nav {
    flex-direction: column;
    height: auto;
    padding: 12px 4vw;
    gap: 8px;
  }

  .nav-tabs {
    flex-wrap: wrap;
    justify-content: center;
  }

  .decision-comparison {
    grid-template-columns: 1fr;
  }

  .comparison-divider {
    flex-direction: row;
    gap: 12px;
  }

  .comparison-divider .divider-line {
    width: auto;
    height: 1px;
    flex: 1;
  }

  .attribute-row {
    flex-wrap: wrap;
    gap: 4px;
  }
}