.btn-success { background-color: #C8102E; border: 1px solid #C8102E; }
.hd-close-btn { position: absolute; right: 15px; top: 10px; line-height: 1; cursor: pointer; font-size: 28px; color: #999; }
.btn-success:hover { color: #C8102E; border: 1px solid #C8102E; background-color: #fff; }
.text-success { color: #C8102E !important; }
.hd-modal-overlay { position: fixed; justify-content: center; background: rgba(0,0,0,0.8); left: 0; align-items: center; z-index: 10000; top: 0; display: none; height: 100%; width: 100%; }
.hd-close-btn:hover { color: #333; }
.copy-btn { margin-left: 15px; }
.hd-modal-content { width: 90%; box-shadow: 0 10px 30px rgba(0,0,0,0.3); background: white; padding: 40px; max-width: 500px; border-radius: 16px; position: relative; }
.coupon-code-box { display: flex; border: 2px dashed #ff4757; background: #fff5f5; color: #ff4757; font-size: 1.8rem; margin: 20px 0; font-weight: bold; border-radius: 8px; padding: 15px; align-items: center; justify-content: center; }