/* 出場チームの折りたたみ（2026-10 シンプル化：罫線＋右端の開閉矢印） */
details {
	border-bottom: 1px solid #b9c0c7;
}
details:first-of-type {
	border-top: 1px solid #b9c0c7;
}
summary {
	position: relative;
	box-sizing: border-box;
	width: 100%;
	list-style: none;
	cursor: pointer;
	padding: 18px 48px 18px 4px;
	margin: 0;
	font-size: 17px;
	font-weight: bold;
	text-align: left;
	color: #1a1a1c;
	background: none;
}
summary::-webkit-details-marker {
	display: none;
}
summary::marker {
	content: "";
}
/* 開閉の矢印（閉じている時は下向き、開いている時は上向き） */
summary::after {
	content: "";
	position: absolute;
	right: 16px;
	top: 50%;
	width: 9px;
	height: 9px;
	border-right: 2px solid #e13e41;
	border-bottom: 2px solid #e13e41;
	transform: translateY(-70%) rotate(45deg);
	transition: transform .2s;
}
details[open] > summary::after {
	transform: translateY(-25%) rotate(-135deg);
}
summary:hover {
	background: #f1f4f7;
	text-decoration: underline;
	text-underline-offset: 4px;
}
summary:focus-visible {
	outline: 3px solid #ffd43d;
	outline-offset: 2px;
	box-shadow: 0 0 0 2px #000;
}
details[open] > summary {
	margin-bottom: 24px;
}
/* 開いている時、末尾と次の見出しの間に余白を確保 */
details[open] > *:last-child {
	margin-bottom: 30px;
}