/* constructorasmerida.com — style.css */
html { scroll-behavior: smooth; }

.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; }
:focus-visible { outline: 2px solid #d97706; outline-offset: 2px; }

details > summary { list-style: none; }
details > summary::-webkit-details-marker { display: none; }

/* Smooth details open */
details[open] summary ~ * { animation: fadeIn .2s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; } }

/* Form inputs */
input:focus, select:focus, textarea:focus { border-color: #d97706 !important; }

/* WhatsApp button pulse */
.wa-float { animation: waPulse 2s infinite; }
@keyframes waPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(34,197,94,.4); }
  50%       { box-shadow: 0 0 0 10px rgba(34,197,94,0); }
}