.brit-modal{display:none;position:fixed;z-index:999;left:0;top:0;width:100%;height:100%;background:rgba(0,0,0,.6);backdrop-filter:blur(4px)}.brit-modal-content{background:#fff;margin:5vh auto;width:95%;max-width:600px;padding:0;border-radius:12px;position:relative;box-shadow:0 25px 50px rgba(0,0,0,.5);animation:britSlideUp .4s ease-out;max-height:90vh;overflow-y:auto}.brit-close-btn{position:-webkit-sticky;position:sticky;top:15px;float:right;margin-right:15px;margin-bottom:-50px;width:36px;height:36px;background:#fff;border-radius:50%;box-shadow:0 4px 12px rgba(0,0,0,.15);display:flex;align-items:center;justify-content:center;font-size:24px;color:#333;line-height:1;cursor:pointer;z-index:1000;transition:transform .2s}.brit-close-btn:hover{transform:scale(1.1);color:#d32f2f}.brit-popup-trigger{background:#0064c9;color:#fff;padding:14px 28px;border:none;border-radius:50px;font-size:16px;font-weight:700;cursor:pointer;transition:all .3s;box-shadow:0 4px 14px rgba(0,100,201,.3)}.brit-popup-trigger:hover{background:#922b21;transform:translateY(-2px);box-shadow:0 6px 20px rgba(146,43,33,.4)}.brit-response-msg{margin-top:15px;font-size:14px;line-height:1.4;text-align:center}.brit-success{color:#155724;background:#d4edda;border:1px solid #c3e6cb;padding:10px;border-radius:6px}.brit-error{color:#721c24;background:#f8d7da;border:1px solid #f5c6cb;padding:10px;border-radius:6px}