.usdt-section{padding:100px 0 60px;min-height:90vh}.usdt-container{max-width:480px;margin:0 auto;text-align:center;padding:0 20px}.usdt-container h2{font-size:22px;font-weight:700;margin-bottom:25px;display:flex;align-items:center;justify-content:center;gap:8px}.usdt-step label{display:block;font-weight:600;font-size:16px;margin-bottom:8px}.usdt-step input[type=number],.usdt-step2 input[type=text]{width:100%;padding:12px;border:1px solid #ddd;border-radius:6px;margin-bottom:15px;font-size:15px}.usdt-btn{display:inline-block;padding:12px 20px;font-weight:600;color:#fff;border:none;border-radius:6px;cursor:pointer;transition:.3s;width:100%}.usdt-btn i{margin-right:6px}.usdt-btn-orange{background-color:#f97316}.usdt-btn-orange:hover{background-color:#ea580c}.usdt-btn-green{background-color:#16a34a}.usdt-btn-green:hover{background-color:#15803d}.usdt-btn-small{width:auto;font-size:13px;padding:6px 10px}.usdt-card{border:1px solid #ddd;border-radius:8px;padding:16px;box-shadow:0 2px 6px #0000000d;text-align:left}.usdt-header{display:flex;align-items:center;gap:8px;margin-bottom:12px}.usdt-header i{color:#f97316;font-size:20px}.usdt-title{font-weight:700;font-size:16px}.usdt-wallet-address{display:flex;align-items:center;justify-content:space-between;background:#f3f4f6;padding:8px 10px;border-radius:6px;word-break:break-all}.usdt-wallet-text{font-family:monospace;font-size:14px}.usdt-note{margin-top:15px;font-size:14px;color:#555;font-style:italic;display:flex;align-items:flex-start;gap:6px}.usdt-txcode label{display:flex;align-items:center;gap:6px;font-weight:500;font-size:14px;margin-bottom:5px}.usdt-txcode input{width:100%;padding:12px;border:1px solid #ccc;border-radius:6px;font-size:15px}.usdt-continue-section{margin-top:25px}.usdt-note-warning{color:#dc2626;font-size:13px;margin-bottom:8px;display:flex;align-items:center;gap:6px}.usdt-hidden{display:none}@media(max-width:600px){.usdt-container{padding:0 15px}.usdt-card{padding:12px}.usdt-header i{font-size:18px}.usdt-btn{font-size:15px}}.usdt-message{border-radius:8px;margin-bottom:15px;font-weight:600;display:none;transition:.3s ease}.usdt-message.info{color:#055160}.usdt-message.success{color:#2b8a3e}.usdt-message.error{background-color:#ffe3e3;color:#c92a2a}.usdt-message.warning{background-color:#fff3bf;color:#856404}.popup{display:none;position:fixed;inset:0;background:#0006;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);z-index:9999;display:flex;justify-content:center;align-items:center;animation:fadeIn .25s ease}.popup-content{background:#fff;padding:24px 28px;border-radius:16px;max-width:360px;width:90%;text-align:center;box-shadow:0 6px 24px #00000026;animation:scaleIn .25s ease}#usdt-popup-btn{background:#28a745;color:#fff;border:none;border-radius:8px;padding:10px 22px;font-size:15px;cursor:pointer;transition:background .25s ease,transform .15s ease}#usdt-popup-btn:hover{background:#218838;transform:scale(1.03)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes scaleIn{0%{transform:scale(.9);opacity:0}to{transform:scale(1);opacity:1}}