.nadanada-widget {
	--nadanada-accent: #00acdd;
	--nadanada-accent-strong: #005ddd;
	--nadanada-accent-contrast: #071021;
	--nadanada-border: rgba(0, 172, 221, 0.25);
	--nadanada-bg: #0a0a29;
	--nadanada-bg-inset: rgba(0, 0, 0, 0.28);
	--nadanada-text: #e2e2e2;
	--nadanada-muted: #999999;
	--nadanada-radius: 10px;
	--nadanada-error: #f87171;
	--nadanada-success: #4ade80;

	max-width: 640px;
	margin: 1.5em 0;
	font-size: 16px;
	line-height: 1.5;
	color: var(--nadanada-text);
	box-sizing: border-box;
}

.nadanada-widget * {
	box-sizing: border-box;
}

.nadanada-widget__body {
	border: 1px solid var(--nadanada-border);
	border-radius: var(--nadanada-radius);
	padding: 1.5em;
	background: var(--nadanada-bg);
	color: var(--nadanada-text);
	box-shadow: 0 0 40px rgba(0, 172, 221, 0.06);
}

.nadanada-loading {
	color: var(--nadanada-muted);
	text-align: center;
	padding: 2em 0;
}

.nadanada-step h3 {
	margin-top: 0;
	font-size: 1.15em;
	color: var(--nadanada-text);
}

.nadanada-field {
	margin-bottom: 1em;
}

.nadanada-field label {
	display: block;
	font-weight: 600;
	margin-bottom: 0.35em;
	font-size: 0.92em;
	color: var(--nadanada-text);
}

.nadanada-widget select,
.nadanada-widget input[type='text'] {
	width: 100%;
	padding: 0.6em 0.7em;
	border: 1px solid var(--nadanada-border);
	border-radius: 6px;
	font-size: 1em;
	background: var(--nadanada-bg-inset);
	color: var(--nadanada-text);
}

.nadanada-widget select:focus,
.nadanada-widget input[type='text']:focus {
	outline: none;
	border-color: var(--nadanada-accent);
	box-shadow: 0 0 0 2px rgba(0, 172, 221, 0.2);
}

.nadanada-widget select option {
	background: var(--nadanada-bg);
	color: var(--nadanada-text);
}

.nadanada-widget input::placeholder {
	color: var(--nadanada-muted);
}

.nadanada-plan-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
	gap: 0.6em;
	margin-bottom: 1em;
}

.nadanada-plan-option {
	border: 1px solid var(--nadanada-border);
	border-radius: 8px;
	padding: 0.75em;
	cursor: pointer;
	text-align: left;
	background: var(--nadanada-bg-inset);
	transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.nadanada-plan-option:hover {
	border-color: var(--nadanada-accent);
}

.nadanada-plan-option.is-selected {
	border-color: var(--nadanada-accent);
	box-shadow: 0 0 0 2px rgba(0, 172, 221, 0.18);
}

.nadanada-plan-option .title {
	font-weight: 600;
	display: block;
	color: var(--nadanada-text);
}

.nadanada-plan-option .price {
	color: var(--nadanada-accent);
	font-weight: 700;
	display: block;
	margin-top: 0.25em;
}

.nadanada-plan-option .sub {
	color: var(--nadanada-muted);
	font-size: 0.85em;
	display: block;
}

.nadanada-pay-methods {
	display: flex;
	gap: 0.6em;
	margin-bottom: 1em;
	flex-wrap: wrap;
}

.nadanada-pay-methods label {
	flex: 1;
	min-width: 160px;
	border: 1px solid var(--nadanada-border);
	border-radius: 8px;
	padding: 0.65em 0.8em;
	cursor: pointer;
	display: flex;
	align-items: center;
	gap: 0.5em;
	font-weight: 500;
	background: var(--nadanada-bg-inset);
	color: var(--nadanada-text);
}

.nadanada-pay-methods input {
	margin: 0;
	accent-color: var(--nadanada-accent);
}

.nadanada-btn {
	display: inline-block;
	background: linear-gradient(135deg, var(--nadanada-accent) 0%, var(--nadanada-accent-strong) 100%) !important;
	color: #ffffff !important;
	border: 1px solid var(--nadanada-accent-strong) !important;
	border-radius: 10px !important;
	padding: 0.75em 1.4em;
	font-size: 1em;
	font-weight: 600;
	cursor: pointer;
	text-decoration: none;
	box-shadow: 0 0 16px rgba(0, 172, 221, 0.25) !important;
}

.nadanada-btn:hover {
	opacity: 0.92;
}

.nadanada-btn:disabled {
	opacity: 0.5;
	cursor: not-allowed;
	box-shadow: none !important;
}

.nadanada-btn--secondary {
	background: rgba(0, 172, 221, 0.08) !important;
	color: var(--nadanada-accent) !important;
	border: 1px solid var(--nadanada-accent) !important;
	box-shadow: none !important;
}

.nadanada-btn--small {
	padding: 0.4em 0.9em;
	font-size: 0.85em;
}

.nadanada-row {
	display: flex;
	gap: 0.6em;
	flex-wrap: wrap;
	align-items: center;
}

.nadanada-qr {
	text-align: center;
	margin: 1em 0;
}

.nadanada-qr img {
	max-width: 220px;
	width: 100%;
	height: auto;
	border: 1px solid var(--nadanada-border);
	border-radius: 8px;
	padding: 0.5em;
	background: #ffffff;
}

.nadanada-code-box {
	background: var(--nadanada-bg-inset);
	border: 1px dashed var(--nadanada-border);
	border-radius: 8px;
	padding: 0.8em;
	font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
	font-size: 0.85em;
	word-break: break-all;
	white-space: pre-wrap;
	max-height: 220px;
	overflow: auto;
	margin-bottom: 0.6em;
	color: var(--nadanada-text);
}

.nadanada-order-code {
	display: inline-block;
	background: rgba(0, 172, 221, 0.12);
	color: var(--nadanada-accent);
	border: 1px solid var(--nadanada-border);
	border-radius: 6px;
	padding: 0.5em 0.8em;
	font-weight: 700;
	font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
	letter-spacing: 0.02em;
}

.nadanada-hint {
	color: var(--nadanada-muted);
	font-size: 0.85em;
	margin-top: 0.4em;
}

.nadanada-alert {
	border-radius: 8px;
	padding: 0.8em 1em;
	margin-bottom: 1em;
	font-size: 0.92em;
}

.nadanada-alert--error {
	background: rgba(248, 113, 113, 0.1);
	color: var(--nadanada-error);
	border: 1px solid rgba(248, 113, 113, 0.35);
}

.nadanada-alert--success {
	background: rgba(74, 222, 128, 0.1);
	color: var(--nadanada-success);
	border: 1px solid rgba(74, 222, 128, 0.35);
}

.nadanada-alert--info {
	background: rgba(0, 172, 221, 0.1);
	color: var(--nadanada-accent);
	border: 1px solid var(--nadanada-border);
}

.nadanada-spinner {
	display: inline-block;
	width: 1em;
	height: 1em;
	border: 2px solid rgba(0, 172, 221, 0.25);
	border-top-color: var(--nadanada-accent);
	border-radius: 50%;
	animation: nadanada-spin 0.7s linear infinite;
	vertical-align: -0.15em;
	margin-right: 0.4em;
}

@keyframes nadanada-spin {
	to {
		transform: rotate(360deg);
	}
}

.nadanada-messages {
	margin-top: 0.5em;
}

.nadanada-message {
	border: 1px solid var(--nadanada-border);
	border-radius: 8px;
	padding: 0.6em 0.8em;
	margin-bottom: 0.5em;
	font-size: 0.9em;
	background: var(--nadanada-bg-inset);
	color: var(--nadanada-text);
}

.nadanada-message .from {
	font-weight: 600;
	color: var(--nadanada-accent);
}

.nadanada-message .time {
	color: var(--nadanada-muted);
	font-size: 0.8em;
	float: right;
}

.nadanada-footer-links {
	margin-top: 1.2em;
	padding-top: 1em;
	border-top: 1px solid var(--nadanada-border);
	font-size: 0.9em;
}

.nadanada-usage-bar {
	background: var(--nadanada-bg-inset);
	border-radius: 6px;
	height: 10px;
	overflow: hidden;
	margin: 0.4em 0;
}

.nadanada-usage-bar > span {
	display: block;
	height: 100%;
	background: linear-gradient(90deg, var(--nadanada-accent), var(--nadanada-accent-strong));
}