/**
 * Single tool page.
 */
.btjek-single-tool {
  --tool-ink: #111827;
  --tool-body: #374151;
  --tool-muted: #6b7280;
  --tool-border: #e5e7eb;
  --tool-blue: #1a56db;
  --tool-blue-soft: #f5f8ff;
  --tool-green: #0f9f6e;
  --tool-shadow: 0 1px 2px rgba(17,24,39,.05), 0 10px 28px rgba(17,24,39,.06);
  color: var(--tool-body);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
.btjek-single-tool * { box-sizing: border-box; }
.btjek-single-tool a { text-decoration: none; }
.btjek-single-tool .container-tight { width: min(1180px, calc(100% - 32px)); margin: 0 auto; }
.btjek-single-tool .tool-hero { padding: 56px 0; background: linear-gradient(180deg, #f5f8ff 0%, #fff 100%); border-bottom: 1px solid var(--tool-border); }
.btjek-single-tool .tool-hero--with-calculator { padding: 38px 0 46px; }
.btjek-single-tool .tool-hero-grid { display: grid; gap: 34px; align-items: start; }
.btjek-single-tool .tool-hero-copy { min-width: 0; padding-top: 10px; }
.btjek-single-tool .tool-breadcrumb { display: flex; align-items: center; gap: 8px; margin-bottom: 28px; font-size: 13px; color: var(--tool-muted); }
.btjek-single-tool .tool-breadcrumb a { color: var(--tool-muted); }
.btjek-single-tool .tool-breadcrumb a:hover { color: var(--tool-blue); }
.btjek-single-tool .tool-label { display: inline-block; color: var(--tool-blue); font-size: 11px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.btjek-single-tool .tool-hero h1 { max-width: 900px; margin: 16px 0 0; color: var(--tool-ink); font-size: clamp(38px, 5vw, 68px); line-height: 1.02; letter-spacing: -.045em; }
.btjek-single-tool .tool-intro { max-width: 800px; margin: 22px 0 0; font-size: clamp(18px, 2vw, 22px); line-height: 1.65; color: var(--tool-body); }
.btjek-single-tool .tool-meta { display: flex; flex-wrap: wrap; gap: 10px 24px; margin-top: 26px; font-size: 13px; color: var(--tool-muted); }
.btjek-single-tool .tool-meta span::before { content: "✓"; margin-right: 7px; color: var(--tool-green); font-weight: 800; }
.btjek-single-tool .tool-hero-button { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; margin-top: 24px; padding: 0 18px; border-radius: 10px; background: var(--tool-blue); color: #fff; font-size: 14px; font-weight: 800; }
.btjek-single-tool .tool-hero-button:hover { background: #1648b8; color: #fff; }
.btjek-single-tool .tool-trades { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.btjek-single-tool .tool-trades a { padding: 7px 11px; border: 1px solid #dbe7ff; border-radius: 999px; background: #fff; color: var(--tool-blue); font-size: 12px; font-weight: 700; }
.btjek-single-tool .tool-trades a:hover { border-color: var(--tool-blue); }
.btjek-single-tool .tool-hero-calculator { min-width: 0; scroll-margin-top: 110px; }
.btjek-single-tool .tool-hero-calculator .btjek-tool { padding: 0; border-radius: 24px; background: #fff !important; box-shadow: 0 20px 50px rgba(17,24,39,.10); }
.btjek-single-tool .tool-hero-calculator .btjek-tool .btjek-section { padding: 0; }
.btjek-single-tool .tool-hero-calculator .btjek-tool .btjek-container { max-width: none; width: 100%; padding: 0; }
.btjek-single-tool .tool-hero-calculator .btjek-tool__header { display: none; }
.btjek-single-tool .tool-hero-calculator .btjek-tool__layout { grid-template-columns: 1fr; gap: 14px; padding: 18px; }
.btjek-single-tool .tool-hero-calculator .btjek-tool__card { padding: 22px; border-radius: 18px; box-shadow: none; }
.btjek-single-tool .tool-hero-calculator .btjek-tool__form { gap: 14px; }
.btjek-single-tool .tool-hero-calculator .btjek-tool__grid { gap: 12px; }
.btjek-single-tool .tool-hero-calculator .btjek-tool__field input,
.btjek-single-tool .tool-hero-calculator .btjek-tool__field select { min-height: 44px; }
.btjek-single-tool .tool-hero-calculator .btjek-tool__check { font-size: 13px; }
.btjek-single-tool .tool-hero-calculator .btjek-tool__result { position: static; }
.btjek-single-tool .tool-hero-calculator .btjek-tool__empty { min-height: 150px; }
.btjek-single-tool .tool-hero-calculator .btjek-tool__empty-icon { width: 48px; height: 48px; margin-bottom: 12px; font-size: 13px; }
.btjek-single-tool .tool-hero-calculator .btjek-tool__empty h3 { margin: 0; font-size: 18px; }
.btjek-single-tool .tool-hero-calculator .btjek-tool__empty p { margin: 8px 0 0; font-size: 13px; }
.btjek-single-tool .tool-calculator { background: #fff; scroll-margin-top: 110px; }
.btjek-single-tool .tool-calculator .btjek-section { padding-top: 64px; padding-bottom: 64px; }
.btjek-single-tool .tool-content-section { padding: 72px 0; border-top: 1px solid var(--tool-border); }
.btjek-single-tool .tool-content-layout { display: grid; gap: 42px; }
.btjek-single-tool .tool-sidebar-sticky { position: sticky; top: 105px; display: grid; gap: 14px; }
.btjek-single-tool .tool-toc-card,
.btjek-single-tool .tool-sidebar-link { border: 1px solid var(--tool-border); border-radius: 18px; background: #fff; box-shadow: var(--tool-shadow); }
.btjek-single-tool .tool-toc-card { padding: 20px; }
.btjek-single-tool .tool-toc-card h2 { margin: 0; color: var(--tool-muted); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; }
.btjek-single-tool .tool-toc-card ul { display: grid; gap: 7px; margin: 16px 0 0; padding: 0; list-style: none; }
.btjek-single-tool .tool-toc-card li { margin: 0; }
.btjek-single-tool .tool-toc-card li.toc-sub { padding-left: 14px; }
.btjek-single-tool .tool-toc-card a { display: block; color: var(--tool-body); font-size: 13px; line-height: 1.35; }
.btjek-single-tool .tool-toc-card a:hover,
.btjek-single-tool .tool-toc-card a.active { color: var(--tool-blue); font-weight: 700; }
.btjek-single-tool .tool-sidebar-link { display: flex; justify-content: space-between; padding: 15px 18px; color: var(--tool-blue); font-size: 13px; font-weight: 700; }
.btjek-single-tool .tool-article { min-width: 0; max-width: 780px; }
.btjek-single-tool .tool-article > :first-child + * { margin-top: 0; }
.btjek-single-tool .tool-article h2 { margin: 48px 0 0; color: var(--tool-ink); font-size: clamp(25px, 2.7vw, 36px); line-height: 1.12; letter-spacing: -.03em; scroll-margin-top: 125px; }
.btjek-single-tool .tool-article h3 { margin: 30px 0 0; color: var(--tool-ink); font-size: 20px; line-height: 1.3; scroll-margin-top: 125px; }
.btjek-single-tool .tool-article p,
.btjek-single-tool .tool-article li { font-size: 18px; line-height: 1.8; }
.btjek-single-tool .tool-article p { margin: 19px 0 0; }
.btjek-single-tool .tool-article ul,
.btjek-single-tool .tool-article ol { margin: 20px 0 0; padding-left: 24px; }
.btjek-single-tool .tool-article li + li { margin-top: 8px; }
.btjek-single-tool .tool-article a { color: var(--tool-blue); text-decoration: underline; text-underline-offset: 3px; }
.btjek-single-tool .tool-article blockquote { margin: 28px 0 0; padding: 20px 24px; border-left: 4px solid var(--tool-blue); border-radius: 0 16px 16px 0; background: var(--tool-blue-soft); }
.btjek-single-tool .tool-next-step { padding: 0 0 72px; }
.btjek-single-tool .tool-next-step-card { display: grid; gap: 24px; padding: 34px; border-radius: 26px; background: var(--tool-blue); color: #fff; }
.btjek-single-tool .tool-next-step-card .tool-label { color: #bfdbfe; }
.btjek-single-tool .tool-next-step-card h2 { margin: 10px 0 0; color: #fff; font-size: clamp(28px, 3.5vw, 42px); letter-spacing: -.03em; }
.btjek-single-tool .tool-next-step-card p { max-width: 720px; margin: 12px 0 0; color: rgba(255,255,255,.86); font-size: 17px; line-height: 1.7; }
.btjek-single-tool .tool-button { display: inline-flex; align-items: center; justify-content: center; align-self: center; min-height: 50px; padding: 0 22px; border-radius: 12px; background: #fff; color: var(--tool-blue); font-weight: 800; }
.btjek-single-tool .tool-related { padding: 72px 0; border-top: 1px solid var(--tool-border); background: #f9fafb; }
.btjek-single-tool .tool-related-block + .tool-related-block { margin-top: 64px; }
.btjek-single-tool .tool-section-heading h2 { margin: 10px 0 0; color: var(--tool-ink); font-size: clamp(30px, 4vw, 44px); letter-spacing: -.035em; }
.btjek-single-tool .tool-card-grid { display: grid; gap: 20px; margin-top: 26px; }
.btjek-single-tool .tool-related-card { display: flex; flex-direction: column; min-height: 250px; padding: 25px; border: 1px solid var(--tool-border); border-radius: 22px; background: #fff; box-shadow: var(--tool-shadow); transition: transform .2s ease, box-shadow .2s ease; }
.btjek-single-tool .tool-related-card:hover { transform: translateY(-3px); box-shadow: 0 15px 34px rgba(17,24,39,.11); }
.btjek-single-tool .tool-card-type { color: var(--tool-blue); font-size: 11px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.btjek-single-tool .tool-card-icon { display: grid; width: 42px; height: 42px; place-items: center; border-radius: 13px; background: var(--tool-blue-soft); color: var(--tool-blue); font-weight: 800; }
.btjek-single-tool .tool-related-card h3 { margin: 18px 0 0; color: var(--tool-ink); font-size: 21px; line-height: 1.25; }
.btjek-single-tool .tool-related-card p { margin: 12px 0 0; color: var(--tool-muted); font-size: 14px; line-height: 1.65; }
.btjek-single-tool .tool-card-link { margin-top: auto; padding-top: 20px; color: var(--tool-blue); font-size: 13px; font-weight: 800; }
@media (min-width: 768px) {
  .btjek-single-tool .container-tight { width: min(1180px, calc(100% - 48px)); }
  .btjek-single-tool .tool-next-step-card { grid-template-columns: 1fr auto; align-items: center; padding: 44px; }
  .btjek-single-tool .tool-card-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (min-width: 1024px) {
  .btjek-single-tool .container-tight { width: min(1180px, calc(100% - 64px)); }
  .btjek-single-tool .tool-hero-grid { grid-template-columns: minmax(0, .85fr) minmax(520px, 1.15fr); }
  .btjek-single-tool .tool-content-layout { grid-template-columns: 250px minmax(0, 1fr); }
}
@media (min-width: 1200px) {
  .btjek-single-tool .tool-hero-calculator .btjek-tool__layout { grid-template-columns: minmax(0, 1fr) minmax(230px, .78fr); }
}
@media (max-width: 1023px) {
  .btjek-single-tool .tool-sidebar { display: none; }
}
@media (max-width: 767px) {
  .btjek-single-tool .tool-hero { padding: 42px 0 44px; }
  .btjek-single-tool .tool-hero--with-calculator { padding: 30px 0 36px; }
  .btjek-single-tool .tool-breadcrumb { margin-bottom: 20px; }
  .btjek-single-tool .tool-hero h1 { font-size: 40px; }
  .btjek-single-tool .tool-intro { font-size: 17px; line-height: 1.55; }
  .btjek-single-tool .tool-hero-calculator .btjek-tool__layout { padding: 12px; }
  .btjek-single-tool .tool-hero-calculator .btjek-tool__card { padding: 18px 14px; }
  .btjek-single-tool .tool-hero-calculator .btjek-tool__grid { grid-template-columns: 1fr; }
  .btjek-single-tool .tool-content-section,
  .btjek-single-tool .tool-related { padding: 52px 0; }
  .btjek-single-tool .tool-article p,
  .btjek-single-tool .tool-article li { font-size: 17px; }
}