/* seo.css — stilovi za SEO sekcije landing stranice (features, trust, footer-seo,
   FAQ accordion, sr-only). Odvojen od style.css da SEO izmjene ostanu u jednom
   fajlu i da se lako vrate ako se landing redizajnira. Boje dolaze iz
   /shared/brand.css (--primary, --accent, --muted, ...). */

/* Vidljivo screen reader-ima i crawler-ima, nevidljivo na ekranu.
   Koristi se za H2 naslove sekcija koje vizuelno nemaju naslov (npr. traka
   sa platformama), da heading hijerarhija ostane ispravna. */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Skip link: pristupacnost + crawler odmah vidi glavni sadrzaj. */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--primary);
  color: #fff;
  padding: 10px 16px;
  border-radius: 0 0 8px 0;
  z-index: 100;
}
.skip-link:focus {
  left: 0;
}

/* ---- FEATURES ---------------------------------------------------------- */
.features {
  padding: 20px 0 60px;
  text-align: center;
}

.features h2 {
  font-size: 28px;
  margin: 0 0 10px;
}

.features-sub {
  color: var(--muted);
  max-width: 640px;
  margin: 0 auto 36px;
  font-size: 15px;
  line-height: 1.6;
}

.features-grid {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  text-align: left;
}

.feature-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 22px;
}

.feature-card h3 {
  font-size: 17px;
  margin: 0 0 10px;
  line-height: 1.35;
}

.feature-card p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
  margin: 0 0 12px;
}

.feature-benefit {
  color: var(--text);
  font-size: 13px;
  font-weight: 600;
  background: var(--primary-tint);
  border: 1px solid var(--primary-tint-border);
  border-radius: 8px;
  padding: 8px 10px;
  display: block;
}

/* Dvije siroke kartice u zadnjem redu (5 kartica u 3 kolone) */
.feature-card.wide {
  grid-column: span 1;
}
.features-grid .feature-card:nth-child(4) { grid-column: 1 / span 1; }
@media (min-width: 901px) {
  .features-grid .feature-card:nth-child(4) { grid-column: 1 / 2; }
  .features-grid .feature-card:nth-child(5) { grid-column: 2 / 4; }
}

/* ---- TRUST / SOCIAL PROOF ---------------------------------------------- */
.trust {
  background: var(--card-bg);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 56px 20px;
  text-align: center;
}

.trust h2 {
  font-size: 28px;
  margin: 0 0 12px;
}

.trust-intro {
  color: var(--muted);
  max-width: 680px;
  margin: 0 auto 34px;
  font-size: 15px;
  line-height: 1.7;
}

.trust-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  max-width: 900px;
  margin: 0 auto 38px;
}

.trust-stat strong {
  display: block;
  font-size: 30px;
  color: var(--primary);
  line-height: 1.1;
}

.trust-stat span {
  color: var(--muted);
  font-size: 13px;
}

/* ---- FAQ accordion (details/summary je native, radi i bez JS-a) --------- */
.faq-controls {
  text-align: center;
  margin: -14px 0 22px;
}

.faq-controls button {
  background: none;
  border: none;
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  padding: 6px 10px;
}

.faq-controls button:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

.faq-item summary {
  cursor: pointer;
}

.faq-item[open] summary {
  color: var(--primary);
}

/* ---- FOOTER SEO tekst --------------------------------------------------- */
.footer-seo {
  max-width: 1080px;
  margin: 18px auto 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
  text-align: center;
}

/* ---- Responsive ---------------------------------------------------------- */
@media (max-width: 900px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid .feature-card:nth-child(5) { grid-column: auto; }
  .trust-stats { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .features-grid { grid-template-columns: 1fr; }
  .features h2, .trust h2 { font-size: 24px; }
}

/* Postuje korisnicku postavku "iskljuci animacije" (motion-pref.js) */
.motion-off .feature-card,
.motion-off .trust-stat {
  opacity: 1 !important;
  transform: none !important;
}