.rsvp-card{max-width:520px;margin:0 auto;padding:18px 18px 16px;border-radius:16px;background:rgba(255,255,255,.78);backdrop-filter:blur(6px);box-shadow:0 10px 30px rgba(0,0,0,.08)}.rsvp-title{text-align:center;margin:0 0 6px}.rsvp-sub{text-align:center;margin:0 0 14px;opacity:.9}.rsvp-label{display:block;font-size:13px;margin:10px 0 6px;opacity:.85}.rsvp-input{width:100%;border:1px solid rgba(0,0,0,.12);border-radius:12px;padding:12px 12px;outline:none;background:rgba(255,255,255,.9)}.rsvp-textarea{min-height:90px;resize:vertical}.rsvp-btn{width:100%;margin-top:12px;border:none;border-radius:12px;padding:12px 14px;cursor:pointer;background:#314A61;color:#fff;font-weight:700}.rsvp-msg{margin-top:10px;text-align:center;font-weight:600;opacity:.95}.cuenta-banco{color:white}.cuenta-banco a{color:white!important;text-decoration:none!important}.section-body{position:relative!important;isolation:isolate;background-color:#fffdf8!important;background-image:none!important}.section-body::before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;width:100%;height:100vh;height:100dvh;background-color:#fffdf8;background-image:url("https://nadia-y-jhon.site/wp-content/uploads/2026/08/fondo-salvia.webp");background-repeat:no-repeat;background-position:center center;background-size:cover;pointer-events:none;z-index:0;transform:translateZ(0);-webkit-transform:translateZ(0);backface-visibility:hidden;-webkit-backface-visibility:hidden;will-change:transform}