/* Abacus Trainer additions. Shared navigation, typography and layout remain in style.css. */
.abacus-hero { align-items: start; padding-bottom: 48px; }
.abacus-hero .app-line { margin-bottom: 24px; }
.abacus-hero .app-line img { width: 56px; height: 56px; border-radius: 14px; }
.abacus-hero h1 { font-size: clamp(58px, 6.8vw, 94px); }
.abacus-intro { padding-top: 90px; }
.abacus-intro .hero-copy { margin-top: 0; font-size: clamp(19px, 2vw, 25px); }
.abacus-intro .hero-actions { margin-top: 28px; gap: 24px; }
.abacus-availability { display: inline-flex; margin: 0 0 24px; padding: 10px 15px; border-radius: 999px; background: #e6e8df; color: #3e5148; font-size: 12px; font-weight: 700; }
.abacus-stage { width: min(1180px, calc(100% - 48px)); margin: 0 auto 70px; }
.abacus-stage img { display: block; width: 100%; height: auto; border-radius: 24px; border: 1px solid #314a3d; }
.abacus-stage figcaption { margin-top: 16px; color: var(--muted); font-size: 12px; line-height: 1.6; }
.abacus-features { padding-top: 90px; }
.abacus-features .feature-grid h3 { margin-top: 34px; }
.abacus-notes { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 40px; }
.abacus-notes article { padding-top: 24px; border-top: 1px solid var(--line); }
.abacus-notes h3 { margin: 0 0 14px; font: 500 29px/1.1 Georgia, serif; letter-spacing: -.03em; }
.abacus-notes p { color: var(--muted); line-height: 1.7; }
.abacus-help-link { margin-top: 32px; }
.abacus-contact-link { margin-top: 30px; color: #bdc7c0; font-size: 14px; }
.abacus-contact-link a { text-decoration: underline; text-underline-offset: 4px; }
.abacus-card h3 { font-size: clamp(43px, 4.4vw, 61px); line-height: 1.02; }
.abacus-card .product-number { margin-top: 44px; }
.abacus-card-visual { min-height: 0; padding: 6%; background: #10271e; }
.abacus-card-visual figure { width: 100%; min-width: 0; margin: 0; }
.abacus-card-visual a { display: block; border-radius: 12px; }
.abacus-card-visual img { display: block; width: 100%; height: auto; border: 1px solid #496155; border-radius: 12px; }
.abacus-card-visual figcaption { margin-top: 24px; color: #c6d2cb; font-size: 12px; line-height: 1.6; text-align: center; }
.abacus-document .legal-header h1 { font-size: clamp(43px, 6.5vw, 76px); line-height: 1.02; }
.abacus-help-nav { display: flex; flex-wrap: wrap; gap: 12px 24px; padding-top: 32px; font-size: 14px; }
.abacus-help-nav a { text-decoration: underline; text-underline-offset: 4px; }
.abacus-help .legal-body { margin-top: 40px; }
.abacus-document section { scroll-margin-top: 24px; }
@media (max-width: 800px) {
  .abacus-hero { padding: 60px 0 36px; gap: 28px; }
  .abacus-intro { padding-top: 0; }
  .abacus-stage { width: calc(100% - 32px); margin-bottom: 48px; }
  .abacus-stage img { border-radius: 16px; }
  .abacus-features { padding-top: 65px; }
  .abacus-notes { grid-template-columns: 1fr; }
  .abacus-card-visual { padding: 28px; }
}
@media (max-width: 500px) {
  .abacus-hero h1 { font-size: clamp(49px, 13vw, 65px); }
  .abacus-intro .hero-actions { align-items: flex-start; flex-direction: column; }
  .abacus-card h3 { font-size: 43px; }
}