:root {
	--accent: #005096;
	--accent-hover: #0077c8;
	--text: #2a2a2a;
	--text-sub: #6a6a6a;
	--bg-start: #f4f8fc;
	--bg-end: #e9f1f8;
	--card-bg: #ffffff;
	--border: #e1e7ee;
	--shadow: 0 10px 40px rgba(0, 80, 150, 0.08);
}

* {
	box-sizing: border-box;
}

html, body {
	margin: 0;
	padding: 0;
	height: 100%;
}

body {
	font-family: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic", "Meiryo", "Noto Sans JP", system-ui, sans-serif;
	color: var(--text);
	background: linear-gradient(135deg, var(--bg-start) 0%, var(--bg-end) 100%);
	line-height: 1.9;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
}

.container {
	min-height: 100vh;
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 24px;
	text-align: center;
}

.card {
	width: 100%;
	max-width: 720px;
	background: var(--card-bg);
	border: 1px solid var(--border);
	border-radius: 14px;
	box-shadow: var(--shadow);
	padding: 56px 40px 40px;
	animation: fadeIn 0.6s ease-out;
}

.lead {
	font-size: 1rem;
	margin: 0 0 2em;
	color: var(--text);
	letter-spacing: 0.02em;
}

.goto_new {
	font-size: 1.3em;
	margin: 2em 0;
}

.goto_new a {
	color: var(--accent);
	text-decoration: none;
	font-weight: 600;
	border-bottom: 1px solid transparent;
	transition: color 0.2s ease, border-color 0.2s ease;
	display: inline-block;
	padding-bottom: 2px;
}

.goto_new a:hover,
.goto_new a:focus {
	color: var(--accent-hover);
	border-bottom-color: var(--accent-hover);
}

.progress {
	width: 100%;
	max-width: 320px;
	height: 3px;
	margin: 32px auto 12px;
	background: var(--border);
	border-radius: 999px;
	overflow: hidden;
}

.progress__bar {
	width: 0%;
	height: 100%;
	background: var(--accent);
	border-radius: 999px;
	transition: width 0.1s linear;
}

.countdown {
	margin: 0;
	font-size: 0.85rem;
	color: var(--text-sub);
	letter-spacing: 0.04em;
}

.countdown span {
	font-weight: 600;
	color: var(--accent);
	font-variant-numeric: tabular-nums;
}

@keyframes fadeIn {
	from {
		opacity: 0;
		transform: translateY(8px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

@media (max-width: 600px) {
	.card {
		padding: 36px 22px 28px;
		border-radius: 12px;
	}

	.lead {
		font-size: 0.95rem;
		text-align: left;
	}

	.goto_new {
		font-size: 1.15em;
	}
}

@media (prefers-reduced-motion: reduce) {
	.card,
	.progress__bar {
		animation: none;
		transition: none;
	}
}