.package-card{position:relative;transition:transform .3s ease,box-shadow .3s ease}.package-card:hover{transform:translateY(-5px)}.package-card.popular{position:relative;z-index:10}.package-card .popular-badge{position:absolute;top:-12px;right:20px;background-color:#ed4c67;color:#fff;padding:4px 12px;border-radius:20px;font-size:12px;font-weight:600;box-shadow:0 2px 5px #0000001a}.btn-purchase{background:linear-gradient(135deg,#ed4c67,#e84393);color:#fff;font-weight:600;letter-spacing:.5px;border:none;box-shadow:0 4px 15px #ed4c674d;transition:all .3s ease;position:relative;overflow:hidden;text-transform:uppercase;font-size:.95rem}.btn-purchase:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,#fff0,#fff3,#fff0);transition:all .6s ease}.btn-purchase:hover{background:linear-gradient(135deg,#e74c3c,#e84393);box-shadow:0 6px 20px #ed4c6766;transform:translateY(-2px)}.btn-purchase:hover:before{left:100%}.btn-purchase:active{transform:translateY(0);box-shadow:0 3px 10px #ed4c674d}.btn-purchase:disabled{background:linear-gradient(135deg,#95a5a6,#7f8c8d);box-shadow:0 4px 10px #7f8c8d4d;cursor:not-allowed}.spinner{display:inline-block;width:20px;height:20px;border:2px solid rgba(255,255,255,.3);border-radius:50%;border-top-color:#fff;animation:spin 1s ease-in-out infinite;margin-right:8px}@keyframes spin{to{transform:rotate(360deg)}}.success-card{max-width:500px;margin:0 auto;animation:fadeIn .5s ease-out}.success-icon{animation:scaleIn .5s ease-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes scaleIn{0%{transform:scale(.8);opacity:0}to{transform:scale(1);opacity:1}}