/* /tools/ — public calculators. Same primitives as /rss/ and /mcp/: a
 * bordered hero, hard-edged plates, a two-column form/result weave.
 * Colour and type come from style.css tokens. The pages have to read
 * with scripts off (the form still submits nothing; the FAQ and the
 * copy are the landing page Google indexes).
 */

.tools-hero {
  padding: 64px 24px 44px;
  background: var(--tr-bg-1);
  border-bottom: var(--tr-bw-lg, 3px) solid var(--tr-line);
}

.tools-hero__inner {
  max-width: 780px;
  margin: 0 auto;
}

.tools-hero h1 {
  margin: 6px 0 14px;
}

.tools-hero__lead {
  margin: 0;
  max-width: 62ch;
}

.tools-crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 10px;
  align-items: center;
  margin: 0 0 18px;
  font-size: 13px;
  color: var(--tr-text-3);
}

.tools-crumbs a { color: var(--tr-text-2); }
.tools-crumbs [aria-current="page"] { color: var(--tr-text); font-weight: 700; }

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 18px;
  margin-top: 22px;
}

.tools-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: var(--tr-bg-1);
  border: var(--tr-bw, 2px) solid var(--tr-line);
  box-shadow: var(--tr-shadow-sm);
  padding: 18px 18px 16px;
  text-decoration: none;
  color: inherit;
  transition: transform .12s ease-out, box-shadow .12s ease-out;
}

a.tools-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--tr-shadow);
}

.tools-card__kicker {
  font-family: var(--tr-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--tr-text-3);
}

.tools-card__title {
  font-family: var(--tr-display);
  font-weight: 900;
  font-size: 20px;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  margin: 0;
}

.tools-card__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--tr-text-2);
  flex: 1 1 auto;
}

.tools-card__cta {
  font-family: var(--tr-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tools-note {
  margin: 20px 0 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--tr-text-3);
  max-width: 72ch;
}

/* Calculator layout: form on the left, result plate reserved on the
   right so a calculate cannot shove the FAQ down the page. */
.tools-work {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: 22px;
  align-items: start;
  margin-top: 8px;
}

.tools-panel {
  background: var(--tr-bg-1);
  border: var(--tr-bw-lg, 3px) solid var(--tr-line);
  box-shadow: var(--tr-shadow-sm);
  padding: 22px 20px 20px;
}

.tools-panel h2 {
  margin: 0 0 16px;
}

.tools-fields {
  display: grid;
  gap: 14px;
}

.tools-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.tools-field label {
  font-family: var(--tr-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--tr-text-3);
}

.tools-field .tr-input {
  background: var(--tr-bg);
}

.tools-field__hint {
  margin: 0;
  font-size: 12px;
  line-height: 1.4;
  color: var(--tr-text-3);
}

.tools-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.tools-result {
  min-height: 320px;
}

.tools-result.is-empty .tools-result__idle { display: block; }
.tools-result:not(.is-empty) .tools-result__idle { display: none; }

.tools-result__idle {
  margin: 0;
  color: var(--tr-text-3);
  font-size: 15px;
  line-height: 1.5;
}

.tools-result__error {
  margin: 0;
  color: var(--tr-text);
  font-size: 15px;
  line-height: 1.5;
}

.tools-headline {
  font-family: var(--tr-display);
  font-weight: 900;
  font-size: clamp(28px, 4vw, 42px);
  letter-spacing: -0.03em;
  line-height: 0.95;
  text-transform: uppercase;
  margin: 0 0 8px;
}

.tools-sub {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.5;
  color: var(--tr-text-2);
}

.tools-facts {
  margin: 0;
  display: grid;
  grid-template-columns: minmax(120px, 16ch) 1fr;
  gap: 0;
  border-top: var(--tr-bw, 2px) solid var(--tr-line);
}

.tools-facts dt,
.tools-facts dd {
  margin: 0;
  padding: 10px 0;
  border-bottom: var(--tr-bw, 2px) solid var(--tr-line-soft);
  font-size: 14px;
  line-height: 1.5;
}

.tools-facts dt {
  font-family: var(--tr-mono);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--tr-text-3);
  padding-right: 16px;
}

.tools-facts dd { color: var(--tr-text); word-break: break-word; }

.tools-related {
  margin-top: 22px;
  padding-top: 16px;
  border-top: var(--tr-bw, 2px) solid var(--tr-line);
}

.tools-related h2 { margin: 0 0 10px; }

ul.tools-related,
.tools-related ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.tools-related a { font-weight: 600; }

.tools-how ol {
  margin: 12px 0 0;
  padding-left: 20px;
  color: var(--tr-text-2);
  font-size: 15px;
  line-height: 1.6;
  max-width: 72ch;
}

.tools-how li { margin: 0 0 8px; }

@media (max-width: 900px) {
  .tools-work { grid-template-columns: 1fr; }
  .tools-hero { padding: 44px 18px 34px; }
  .tools-result { min-height: 240px; }
}

@media (max-width: 800px) {
  .tools-facts { grid-template-columns: 1fr; }
  .tools-facts dt { padding-bottom: 0; border-bottom: 0; }
  .tools-facts dd { padding-top: 4px; }
}