/*
 * LINK 우측 하단 플로팅 버튼 (Figma Ditoday 디자인 Component 22 / Frame 1707483174)
 * 우 30 / 하 20, 등록 버튼과 맨 위로 버튼 사이 20. 글자 16/140% SemiBold, 높이 40, 배경 #012965(LINK).
 *  - 비기업(비로그인·일반 회원): 알약 119×40 (좌우 16)
 *  - 기업 회원 닫힘: 알약 183×40 (좌우 28, 글자와 화살표 사이 20)
 *  - 기업 회원 펼침: 바 495×40 (좌우 28, 항목 사이 20)
 * 펼침 모션: 알약 하나가 왼쪽으로 늘어나며 프로필·정보 수정·로그아웃이 따라 나타나고, 화살표가 X로 바뀐다.
 */
.link-floating {
	position: fixed;
	right: 30px;
	bottom: 20px;
	z-index: 90;
	display: flex;
	flex-direction: column;
	align-items: flex-end;
	gap: 20px;
	--link-floating-bg: #012965;
	--link-floating-bg-hover: #001a45;
	--link-floating-ease: cubic-bezier(0.4, 0, 0.2, 1);
}

.link-floating a,
.link-floating a:link,
.link-floating a:visited {
	color: #fff;
	text-decoration: none;
}

/* 기본 알약(링크 하나) */
.link-floating__register {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	height: 40px;
	padding: 10px 16px;
	border-radius: 9999px;
	background: var(--link-floating-bg);
	font-size: 16px;
	font-weight: 600;
	line-height: 1.4;
	white-space: nowrap;
	transition: background-color 0.2s;
}

.link-floating__register:hover {
	background: var(--link-floating-bg-hover);
}

/* 맨 위로 */
.link-floating__top {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 40px;
	height: 40px;
	border-radius: 50%;
	background: var(--link-floating-bg);
	box-shadow: 0 12px 16px rgba(0, 0, 0, 0.1);
	transition: background-color 0.2s;
}

.link-floating__top:hover {
	background: var(--link-floating-bg-hover);
}

/* 기업 회원 바: [프로젝트 등록] [펼침 영역] [화살표/X] */
.link-floating__bar {
	display: inline-flex;
	align-items: center;
	height: 40px;
	padding: 0 28px;
	border-radius: 9999px;
	background: var(--link-floating-bg);
	font-size: 16px;
	font-weight: 600;
	line-height: 1.4;
	white-space: nowrap;
	transition: background-color 0.2s;
}

.link-floating__bar:hover {
	background: var(--link-floating-bg-hover);
}

.link-floating__bar-register {
	position: relative;
	margin-right: 20px;
}

/* 클릭 영역을 알약 끝까지 넓힌다 */
.link-floating__bar-register::after {
	content: "";
	position: absolute;
	inset: -10px -10px -10px -28px;
}

/* 펼침 영역: 폭이 0에서 내용 폭까지 자란다 */
.link-floating__extras {
	display: grid;
	grid-template-columns: 0fr;
	opacity: 0;
	visibility: hidden;
	transition: grid-template-columns 0.4s var(--link-floating-ease), opacity 0.2s, visibility 0s 0.4s;
}

.link-floating__extras-inner {
	display: flex;
	align-items: center;
	min-width: 0;
	overflow: hidden;
}

.link-floating__extras-inner a {
	flex: none;
	margin-right: 20px;
}

.link-floating.is-open .link-floating__extras {
	grid-template-columns: 1fr;
	opacity: 1;
	visibility: visible;
	transition: grid-template-columns 0.4s var(--link-floating-ease), opacity 0.25s 0.15s, visibility 0s 0s;
}

.link-floating__bar-register,
.link-floating__extras-inner a {
	transition: opacity 0.2s;
}

.link-floating__bar-register:hover,
.link-floating__extras-inner a:hover {
	opacity: 0.8;
}

/* 화살표 ↔ X */
.link-floating__toggle {
	position: relative;
	flex: none;
	width: 20px;
	height: 20px;
	padding: 0;
	border: 0;
	background: none;
	color: #fff;
	cursor: pointer;
}

.link-floating__toggle::after {
	content: "";
	position: absolute;
	inset: -10px -28px -10px -10px;
}

.link-floating__toggle svg {
	position: absolute;
	inset: 0;
	transition: opacity 0.2s;
}

.link-floating__icon-open {
	opacity: 1;
}

.link-floating__icon-close {
	opacity: 0;
}

.link-floating.is-open .link-floating__icon-open {
	opacity: 0;
}

.link-floating.is-open .link-floating__icon-close {
	opacity: 1;
}

.link-floating__register:focus-visible,
.link-floating__top:focus-visible,
.link-floating__toggle:focus-visible,
.link-floating__bar a:focus-visible {
	outline: 2px solid #fff;
	outline-offset: 2px;
}

/* 좁은 화면(시안 없음): 항목을 다음 줄로 내려 화면 안에 맞춘다 */
@media (max-width: 673px) {
	.link-floating__bar {
		flex-wrap: wrap;
		justify-content: flex-end;
		max-width: calc(100vw - 60px);
		height: auto;
		min-height: 40px;
		padding: 0 28px;
		border-radius: 20px;
	}

	.link-floating__extras {
		order: 3;
		flex-basis: 100%;
		grid-template-columns: 1fr;
		grid-template-rows: 0fr;
		transition: grid-template-rows 0.4s var(--link-floating-ease), opacity 0.2s, visibility 0s 0.4s;
	}

	.link-floating.is-open .link-floating__extras {
		grid-template-rows: 1fr;
		transition: grid-template-rows 0.4s var(--link-floating-ease), opacity 0.25s 0.15s, visibility 0s 0s;
	}

	.link-floating__extras-inner {
		flex-wrap: wrap;
		row-gap: 8px;
		padding-bottom: 12px;
	}
}

@media (prefers-reduced-motion: reduce) {
	.link-floating__extras,
	.link-floating.is-open .link-floating__extras,
	.link-floating__toggle svg {
		transition: none;
	}
}