.legacy-site-modal {
	position: fixed;
	inset: 0;
	z-index: 100000;
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 1.25rem;
	box-sizing: border-box;
}

.legacy-site-modal[hidden] {
	display: none;
}

.legacy-site-modal__backdrop {
	position: absolute;
	inset: 0;
	background: rgba(22, 11, 105, 0.45);
	backdrop-filter: blur(2px);
}

.legacy-site-modal__panel {
	position: relative;
	width: 100%;
	max-width: 420px;
	background: #fff;
	border-radius: 12px;
	box-shadow: 0 18px 48px rgba(22, 11, 105, 0.22);
	padding: 2.25rem 1.75rem 1.75rem;
	box-sizing: border-box;
	font-family: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", sans-serif;
}

.legacy-site-modal__close {
	position: absolute;
	top: 0.65rem;
	right: 0.65rem;
	width: 2.25rem;
	height: 2.25rem;
	border: none;
	background: transparent;
	color: #160b69;
	font-size: 1.75rem;
	line-height: 1;
	cursor: pointer;
	border-radius: 6px;
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 0;
	transition: background 0.15s ease, color 0.15s ease;
}

.legacy-site-modal__close:hover {
	background: rgba(22, 11, 105, 0.08);
}

.legacy-site-modal__close:focus-visible {
	outline: 2px solid #160b69;
	outline-offset: 2px;
}

.legacy-site-modal__title {
	margin: 0 0 0.75rem;
	font-size: 1.05rem;
	font-weight: 700;
	color: #160b69;
	line-height: 1.5;
	text-align: center;
}

.legacy-site-modal__text {
	margin: 0 0 1.35rem;
	font-size: 0.95rem;
	color: #333;
	line-height: 1.6;
	text-align: center;
}

.legacy-site-modal__btn {
	display: block;
	width: 100%;
	box-sizing: border-box;
	text-align: center;
	padding: 0.85rem 1rem;
	background: #160b69;
	color: #fff;
	font-size: 0.95rem;
	font-weight: 600;
	text-decoration: none;
	border-radius: 8px;
	transition: background 0.15s ease, transform 0.1s ease;
}

.legacy-site-modal__btn:hover {
	background: #25147a;
}

.legacy-site-modal__btn:focus-visible {
	outline: 2px solid #160b69;
	outline-offset: 3px;
}