/* === Responsive fixes & hardening (2025-09-18) === */
img{max-width:100%;height:auto;width:auto;}
.content img{max-width:100%;width:100%;height:auto;display:block;margin:1rem auto;}
.content iframe,.content video{max-width:100%;width:100%;height:auto;aspect-ratio:auto;}
.content pre{overflow:auto;-webkit-overflow-scrolling:touch;max-width:100%;}
.content code{word-break:break-word;white-space:pre-wrap;}
.content table{display:block;max-width:100%;overflow-x:auto;border-collapse:collapse;}
/* Cards grid */
@media (max-width:1200px){ .cards{grid-template-columns:repeat(2,minmax(0,1fr));} }
@media (max-width:640px){ .cards{grid-template-columns:1fr;} }
/* Reduce motion */
@media (prefers-reduced-motion: reduce){
  *{animation-duration:0.01ms !important;animation-iteration-count:1 !important;transition-duration:0.01ms !important;scroll-behavior:auto !important;}
}
/* Logo header only */
.logo-img{
  width:36px;height:36px;border-radius:10px;object-fit:contain;background:#111;
  border:1px solid rgba(255,255,255,.15);padding:4px;display:block;
}