.nb-redeem-box {
	max-width: 480px;
	margin: 0 auto;
	background: #f2f2f2;
	border-radius: 10px;
	padding: 40px 44px;
	box-shadow: 0 20px 60px rgba(0,0,0,0.35);
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
.nb-redeem-box h2 {
	text-align: center;
	letter-spacing: 0.5px;
	margin-bottom: 24px;
}
.nb-redeem-box label {
	display: block;
	text-align: center;
	font-size: 12px;
	letter-spacing: 1px;
	margin: 18px 0 6px;
	color: #444;
}
.nb-redeem-box input[type="text"],
.nb-redeem-box input[type="email"] {
	width: 100%;
	box-sizing: border-box;
	padding: 12px 14px;
	border-radius: 6px;
	border: 1px solid #ccc;
	font-size: 14px;
}
.nb-redeem-box button {
	display: block;
	width: 100%;
	margin-top: 26px;
	padding: 14px;
	background: #111;
	color: #fff;
	border: none;
	border-radius: 6px;
	font-weight: 600;
	letter-spacing: 1px;
	cursor: pointer;
}
.nb-redeem-box button:disabled {
	opacity: 0.6;
	cursor: default;
}
.nb-redeem-alert {
	padding: 10px 14px;
	border-radius: 6px;
	margin-bottom: 14px;
	font-size: 13px;
}
.nb-redeem-alert-error { background: #fde2e2; color: #9c1c1c; }
.nb-redeem-alert-ok { background: #e2f7e5; color: #1c6b2c; }
.nb-redeem-row {
	display: flex;
	justify-content: space-between;
	gap: 10px;
	padding: 8px 0;
	border-bottom: 1px solid #ddd;
	font-size: 14px;
	word-break: break-all;
}
.nb-redeem-key { color: #666; }
.nb-redeem-val { font-weight: 600; }
.nb-redeem-note { font-size: 12px; color: #888; margin-top: 14px; }
.nb-redeem-again {
	display: block;
	width: 100%;
	padding: 10px;
	background: transparent;
	color: #111;
	border: 1px solid #ccc;
	border-radius: 6px;
	font-size: 13px;
	cursor: pointer;
}

.nb-redeem-loading {
	text-align: center;
	padding: 30px 0;
}
.nb-redeem-loading p {
	margin-top: 14px;
	color: #555;
	font-size: 13px;
}
.nb-redeem-spinner {
	width: 34px;
	height: 34px;
	margin: 0 auto;
	border: 3px solid #ddd;
	border-top-color: #111;
	border-radius: 50%;
	animation: nb-redeem-spin 0.8s linear infinite;
}
@keyframes nb-redeem-spin {
	to { transform: rotate(360deg); }
}