/*
 * Basketball Freak Home Front — ヘッダーナビ（読む / 調べる / 遊ぶ / 検索）。
 * セレクタはすべて #navi .bfn 配下に限定（フッターメニュー・本文には効かない）。
 * Cocoonの .navi-in a（0,1,1）や bf-header-nav の #navi .navi-in ...（1,2,x）とぶつからないよう
 * #navi .bfn から書く。
 */
#navi .bfn {
	position: relative;
	max-width: 960px;
	margin: 0 auto;
	font-size: 16px;
}
#navi .bfn ul {
	list-style: none;
	margin: 0;
	padding: 0;
}
#navi .bfn .bfn__bar {
	display: flex;
	justify-content: center;
	gap: 4px;
}
#navi .bfn .bfn__item {
	position: relative;
	flex: 0 1 auto;
}
#navi .bfn .bfn__dd {
	margin: 0;
}
#navi .bfn .bfn__toggle {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
	height: 52px;
	padding: 0 26px;
	color: #16161a;
	font-weight: 800;
	font-size: 16px;
	line-height: 1;
	cursor: pointer;
	list-style: none;
	user-select: none;
	border-radius: 6px 6px 0 0;
	box-shadow: inset 0 -3px 0 transparent;
	transition: color .15s ease, box-shadow .15s ease;
}
#navi .bfn .bfn__toggle::-webkit-details-marker {
	display: none;
}
#navi .bfn .bfn__toggle::marker {
	content: "";
}
#navi .bfn .bfn__toggle::after {
	content: "";
	width: 7px;
	height: 7px;
	margin-top: -3px;
	border-right: 2px solid currentColor;
	border-bottom: 2px solid currentColor;
	transform: rotate(45deg);
	opacity: .55;
}
#navi .bfn .bfn__item--search .bfn__toggle::after {
	display: none;
}
#navi .bfn .bfn__en {
	font-size: 10px;
	font-weight: 700;
	letter-spacing: .14em;
	color: #8a8a93;
}
#navi .bfn .bfn__toggle:hover,
#navi .bfn .bfn__dd[open] > .bfn__toggle {
	color: #c8102e;
	box-shadow: inset 0 -3px 0 #c8102e;
}
#navi .bfn .bfn__toggle:focus-visible {
	outline: 3px solid #16161a;
	outline-offset: -3px;
}
#navi .bfn .bfn__dd[open] > .bfn__toggle::after {
	transform: rotate(-135deg);
	margin-top: 3px;
}

#navi .bfn .bfn__panel {
	position: absolute;
	top: 100%;
	left: 50%;
	z-index: 1000;
	width: 520px;
	max-width: calc(100vw - 32px);
	transform: translateX(-50%);
	padding: 10px;
	background: #fff;
	border: 1px solid #e3e3e8;
	border-radius: 10px;
	box-shadow: 0 10px 28px rgba(0, 0, 0, .12);
	text-align: left;
}
#navi .bfn .bfn__links {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 2px;
}
#navi .bfn .bfn__link,
#navi .bfn .bfn__link:visited {
	display: block;
	padding: 10px 12px;
	border-radius: 6px;
	color: #16161a;
	font-size: 15px;
	font-weight: 700;
	line-height: 1.4;
	text-decoration: none;
	background: transparent;
	transition: none;
}
#navi .bfn .bfn__link small {
	display: block;
	margin-top: 2px;
	font-size: 12px;
	font-weight: 500;
	color: #66666f;
}
#navi .bfn .bfn__link:hover,
#navi .bfn .bfn__link:focus-visible {
	background: #f4f4f6;
	color: #c8102e;
}
#navi .bfn .bfn__link:focus-visible {
	outline: 2px solid #16161a;
	outline-offset: -2px;
}

#navi .bfn .bfn__panel--search {
	width: 420px;
	padding: 14px;
}
#navi .bfn .bfn__search-label {
	display: block;
	margin: 0 0 8px;
	font-size: 13px;
	font-weight: 700;
	color: #66666f;
}
#navi .bfn .bfn__search-row {
	display: flex;
	gap: 8px;
}
#navi .bfn .bfn__search-input {
	flex: 1;
	min-width: 0;
	height: 44px;
	padding: 0 12px;
	border: 1px solid #c9c9d1;
	border-radius: 6px;
	font-size: 16px;
	background: #fff;
	color: #16161a;
}
#navi .bfn .bfn__search-btn {
	height: 44px;
	padding: 0 18px;
	border: 0;
	border-radius: 6px;
	background: #16161a;
	color: #fff;
	font-size: 15px;
	font-weight: 700;
	cursor: pointer;
}
#navi .bfn .bfn__search-btn:hover,
#navi .bfn .bfn__search-btn:focus-visible {
	background: #c8102e;
}

/* 右端の「検索」パネルが画面外へはみ出さないよう右寄せ */
@media (min-width: 768px) {
	#navi .bfn .bfn__item--search .bfn__panel {
		left: auto;
		right: 0;
		transform: none;
	}
}

/* ---------- スマホ・小さめのタブレット: 4つを1行に並べ、ヘッダーを薄くする ---------- */
@media (max-width: 767px) {
	#navi .bfn {
		position: relative;
	}
	#navi .bfn .bfn__bar {
		display: grid;
		grid-template-columns: repeat(4, 1fr);
		gap: 0;
		border-top: 1px solid #ececf0;
	}
	#navi .bfn .bfn__item {
		position: static;
	}
	#navi .bfn .bfn__toggle {
		height: 46px;
		padding: 0 4px;
		gap: 5px;
		font-size: 15px;
		border-radius: 0;
	}
	#navi .bfn .bfn__en {
		display: none;
	}
	#navi .bfn .bfn__toggle::after {
		width: 6px;
		height: 6px;
	}
	#navi .bfn .bfn__panel,
	#navi .bfn .bfn__panel--search {
		left: 8px;
		right: 8px;
		width: auto;
		max-width: none;
		transform: none;
		max-height: calc(100vh - 140px);
		overflow-y: auto;
		-webkit-overflow-scrolling: touch;
	}
	#navi .bfn .bfn__links {
		grid-template-columns: 1fr 1fr;
	}
	#navi .bfn .bfn__link,
	#navi .bfn .bfn__link:visited {
		padding: 9px 8px;
		font-size: 14.5px;
	}
	#navi .bfn .bfn__link small {
		font-size: 11.5px;
	}
}