/* 色や大きさはここの変数だけ直せばよい */
#kag-gate {
	--kag-bg-from: #f9e4ec;
	--kag-bg-to: #d9cdee;
	--kag-panel: rgba(255, 255, 255, 0.88);
	--kag-text: #3b3447;
	--kag-title: #3b3447;
	--kag-enter: #b02a58;
	--kag-enter-hover: #c03868;
	--kag-leave: #6b6580;
	--kag-leave-hover: #746e8a;
}

/* 確認前: 入口画面以外の本文を隠してスクロールも止める */
html:not(.kag-ok) {
	overflow: hidden;
}
html:not(.kag-ok) body > *:not(#kag-gate) {
	visibility: hidden !important;
}
html.kag-ok #kag-gate {
	display: none;
}

#kag-gate {
	position: fixed;
	inset: 0;
	z-index: 2147483647;
	display: flex;
	align-items: center;
	justify-content: center;
	overflow-y: auto;
	padding: 24px 16px;
	box-sizing: border-box;
	color: var(--kag-text);
	font-family: "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
	line-height: 1.6;
	background: linear-gradient(160deg, var(--kag-bg-from), var(--kag-bg-to)) center / cover no-repeat;
}

#kag-gate .kag-inner {
	width: 100%;
	max-width: 620px;
	margin: auto;
}

#kag-gate .kag-title {
	margin: 0 0 28px;
	color: var(--kag-title);
	font-size: clamp(28px, 6vw, 44px);
	font-weight: 700;
	letter-spacing: 0.04em;
	text-align: center;
	text-shadow: 0 1px 0 rgba(255, 255, 255, 0.8);
}

#kag-gate .kag-buttons {
	display: flex;
	flex-direction: column;
	gap: 16px;
	margin-bottom: 28px;
}

#kag-gate .kag-btn {
	display: block;
	width: 100%;
	box-sizing: border-box;
	padding: 16px 20px;
	border: 0;
	border-radius: 12px;
	color: #fff;
	text-align: center;
	text-decoration: none;
	cursor: pointer;
	font: inherit;
	box-shadow: 0 4px 14px rgba(0, 0, 0, 0.35);
	transition: background-color 0.15s, transform 0.15s;
}
#kag-gate .kag-btn:hover,
#kag-gate .kag-btn:focus-visible {
	transform: translateY(-2px);
}
#kag-gate .kag-btn:focus-visible {
	outline: 3px solid #fff;
	outline-offset: 3px;
}
#kag-gate .kag-enter {
	background: var(--kag-enter);
}
#kag-gate .kag-enter:hover {
	background: var(--kag-enter-hover);
}
#kag-gate .kag-leave {
	background: var(--kag-leave);
}
#kag-gate .kag-leave:hover {
	background: var(--kag-leave-hover);
}

#kag-gate .kag-btn-label {
	display: block;
	font-size: 26px;
	font-weight: 700;
	letter-spacing: 0.12em;
}
#kag-gate .kag-btn-text {
	display: block;
	margin-top: 2px;
	font-size: 13px;
}

#kag-gate .kag-message {
	padding: 22px 26px 8px;
	border-radius: 10px;
	background: var(--kag-panel);
	font-size: 14px;
}
#kag-gate .kag-message p {
	margin: 0 0 1em;
}

@media (max-width: 480px) {
	#kag-gate .kag-message {
		padding: 18px 18px 6px;
		font-size: 13px;
	}
}