/* /widgets/tool-not-neutral.html — case showcase for slide 19 */

.tnn-intro {
  padding-block: var(--space-6);
  border-bottom: 1px solid var(--border);
}

.tnn-intro h1 {
  font-size: var(--fs-2xl);
  margin: 0 0 var(--space-3);
  max-width: 22ch;
}

.tnn-intro__lede {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  line-height: 1.3;
  max-width: 52ch;
  color: var(--fg-soft);
}

.tnn-intro__pull {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  margin: var(--space-4) 0 var(--space-3);
  border-left: 3px solid var(--accent);
  padding: var(--space-2) 0 var(--space-2) var(--space-3);
  color: var(--accent);
  max-width: 40ch;
}

.tnn-intro__rubric {
  font-size: var(--fs-base);
  color: var(--fg-soft);
  max-width: 56ch;
}

/* ------------------------------------------------------------------
   CASE SHOWCASE — one card at a time, prev/next, jump strip
   ------------------------------------------------------------------ */

.tnn {
  padding-block: var(--space-5);
}

.tnn__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  border-bottom: 2px solid var(--accent);
  padding-bottom: var(--space-2);
}

.tnn__progress {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
}

.tnn__nav {
  display: flex;
  gap: var(--space-2);
}

.tnn__nav button {
  font: inherit;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  padding: 0.45rem 0.9rem;
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--fg);
  cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.tnn__nav button:hover:not(:disabled),
.tnn__nav button:focus-visible {
  background: var(--accent);
  color: var(--bg);
  outline: none;
}

.tnn__nav button:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

/* ------------------------------------------------------------------
   CARD
   ------------------------------------------------------------------ */

.tnn__card {
  display: grid;
  gap: var(--space-3);
  border: 1px solid var(--border-strong);
  border-left: 4px solid var(--accent);
  background: var(--surface, rgba(255, 255, 255, 0.02));
  padding: var(--space-4);
  min-height: 18rem;
}

.tnn-card--in {
  animation: tnn-fade 240ms ease-out both;
}

@keyframes tnn-fade {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.tnn-card__head {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.tnn-card__num {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}

.tnn-card__tool {
  margin: 0;
  font-size: var(--fs-xl);
  line-height: 1.2;
  flex: 1 1 60%;
}

.tnn-card__pairs {
  margin: 0;
  display: grid;
  gap: var(--space-3);
}

.tnn-card__row {
  display: grid;
  grid-template-columns: minmax(8rem, 12rem) 1fr;
  gap: var(--space-3);
  padding: var(--space-3);
  border: 1px dashed var(--border-strong);
  background: rgba(0, 0, 0, 0.18);
}

.tnn-card__row dt {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  align-self: start;
}

.tnn-card__row dd {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  line-height: 1.35;
}

.tnn-card__row--decision {
  border-left: 3px solid var(--fg-soft);
}

.tnn-card__row--outcome[data-valence="harm"] {
  border-left: 3px solid var(--accent);
}

.tnn-card__row--outcome[data-valence="harm"] dt {
  color: var(--accent);
}

.tnn-card__row--outcome[data-valence="benefit"] {
  border-left: 3px solid #5fd47a;
}

.tnn-card__row--outcome[data-valence="benefit"] dt {
  color: #5fd47a;
}

.tnn-card__harm-name,
.tnn-card__precise {
  margin: 0;
  font-size: var(--fs-base);
  line-height: 1.45;
  color: var(--fg-soft);
}

.tnn-card__harm-name .kicker,
.tnn-card__precise .kicker {
  display: inline-block;
  margin-right: var(--space-2);
}

.tnn-card__cite {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--muted);
  word-break: break-word;
}

.tnn-card__cite a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.tnn-card__cite a:hover,
.tnn-card__cite a:focus-visible {
  color: var(--accent);
  outline: none;
}

/* ------------------------------------------------------------------
   JUMP STRIP — numbered chips, click to jump, current is solid
   ------------------------------------------------------------------ */

.tnn__strip {
  list-style: none;
  margin: var(--space-4) 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.tnn__strip li { margin: 0; }

.tnn__strip button {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.12em;
  padding: 0.35rem 0.65rem;
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--muted);
  cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.tnn__strip button:hover,
.tnn__strip button:focus-visible {
  border-color: var(--accent);
  color: var(--accent);
  outline: none;
}

.tnn__strip button.is-active {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
}

/* ------------------------------------------------------------------
   CODA
   ------------------------------------------------------------------ */

.tnn-coda {
  padding-block: var(--space-6);
  border-top: 1px solid var(--border);
}

.tnn-coda__line {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  line-height: 1.3;
  margin: 0 0 var(--space-2);
  max-width: 56ch;
}

.tnn-coda__line + .tnn-coda__line {
  color: var(--accent);
}

/* ------------------------------------------------------------------
   RESPONSIVE
   ------------------------------------------------------------------ */

@media (max-width: 720px) {
  .tnn-card__row {
    grid-template-columns: 1fr;
    gap: var(--space-2);
  }
  .tnn-card__row dd {
    font-size: var(--fs-base);
  }
  .tnn__head {
    flex-direction: column;
    align-items: stretch;
  }
}

/* ------------------------------------------------------------------
   REDUCED MOTION
   ------------------------------------------------------------------ */

@media (prefers-reduced-motion: reduce) {
  .tnn-card--in {
    animation: none;
  }
  .tnn__nav button,
  .tnn__strip button,
  .tnn-card__cite a {
    transition: none;
  }
}