/* ===========================================
   Before After Gallery — Frontend Styles v3
   =========================================== */

.ba-gallery-wrap {
	/* ── 기본값 (설정 미저장 시 폴백) ── */
	--ba-overlay-bg:          rgba(0,0,0,.85);
	--ba-overlay-text:        #fff;
	/* LOGIN 버튼 */
	--ba-btn-bg:              transparent;
	--ba-btn-border:          #fff;
	--ba-btn-text:            #fff;
	--ba-btn-hover:           #fff;
	--ba-btn-hover-text:      #000;
	--ba-btn-radius:          0px;
	/* 카테고리 */
	--ba-cat-bg:              #fff;
	--ba-cat-border:          #ddd;
	--ba-cat-text:            #555;
	--ba-cat-active-bg:       #222;
	--ba-cat-active-border:   #222;
	--ba-cat-active-text:     #fff;
	--ba-cat-hover-bg:        #333;
	--ba-cat-hover-border:    #333;
	--ba-cat-hover-text:      #fff;
	--ba-cat-align:           center;
	/* 아이템 */
	--ba-item-radius:         6px;
	--ba-item-lift:           -5px;
	/* 제목 */
	--ba-title-bg:            #fff;
	--ba-title-color:         #333;
	--ba-title-align:         center;
	/* 라벨 */
	--ba-label-top:           8px;
	--ba-label-left:          8px;
	--ba-label-radius:        3px;
	--ba-before-label-bg:     rgba(0,0,0,.45);
	--ba-before-label-text:   #fff;
	--ba-after-label-bg:      rgba(0,0,0,.45);
	--ba-after-label-text:    #fff;

	width: 100%;
	font-family: inherit;
}
.ba-gallery-wrap *,
.ba-gallery-wrap *::before,
.ba-gallery-wrap *::after { box-sizing: border-box; }

/* ── 카테고리 네비 ── */
.ba-cat-nav {
	display: flex; flex-wrap: wrap; gap: 8px;
	margin-bottom: 12px;
	justify-content: var(--ba-cat-align, center);
}
.ba-cat-btn {
	display: inline-block; padding: 9px 22px;
	border: 1.5px solid var(--ba-cat-border);
	background: var(--ba-cat-bg);
	color: var(--ba-cat-text);
	font-size: 13px; font-weight: 500; border-radius: 25px; cursor: pointer;
	transition: background .18s, color .18s, border-color .18s;
	line-height: 1; font-family: inherit; text-decoration: none;
}
.ba-cat-btn:hover {
	background: var(--ba-cat-hover-bg);
	color: var(--ba-cat-hover-text);
	border-color: var(--ba-cat-hover-border);
}
.ba-cat-btn.is-active {
	background: var(--ba-cat-active-bg);
	color: var(--ba-cat-active-text);
	border-color: var(--ba-cat-active-border);
}
.ba-cat-btn .ba-cat-arrow {
	display: inline-block; margin-left: 4px; font-style: normal; font-size: 12px;
	transition: transform .2s;
}
.ba-cat-btn.is-active .ba-cat-arrow { transform: rotate(90deg); }

/* ── 하위 카테고리 ── */
.ba-sub-nav {
	display: none; flex-wrap: wrap; gap: 6px;
	justify-content: var(--ba-cat-align, center);
	margin-bottom: 28px; padding: 12px 16px 14px;
	background: #fafafa; border-radius: 8px;
	animation: baFadeIn .15s ease;
}
.ba-sub-nav.is-open { display: flex; }
.ba-sub-btn {
	display: inline-block; padding: 6px 16px;
	border: 1px solid var(--ba-cat-border);
	background: var(--ba-cat-bg);
	color: var(--ba-cat-text);
	font-size: 12px; border-radius: 20px; cursor: pointer;
	transition: background .15s, color .15s, border-color .15s;
	font-family: inherit; line-height: 1; text-decoration: none;
}
.ba-sub-btn:hover {
	background: var(--ba-cat-hover-bg);
	color: var(--ba-cat-hover-text);
	border-color: var(--ba-cat-hover-border);
}
.ba-sub-btn.is-active {
	background: var(--ba-cat-active-bg);
	color: var(--ba-cat-active-text);
	border-color: var(--ba-cat-active-border);
}

/* ── 그리드 ── */
.ba-grid { display: grid; gap: 32px 24px; margin-bottom: 44px;
	transition: opacity .2s ease; }
.ba-grid--1col { grid-template-columns: 1fr; }
.ba-grid--2col { grid-template-columns: repeat(2, 1fr); }
.ba-grid--3col { grid-template-columns: repeat(3, 1fr); }
.ba-grid--4col { grid-template-columns: repeat(4, 1fr); }

/* ── 카드 ── */
.ba-card { display: flex; flex-direction: column; gap: 10px; }
.ba-card__images {
	display: flex;
	border-radius: var(--ba-item-radius, 6px);
	overflow: hidden;
	aspect-ratio: 2 / 1.4; position: relative;
	transition: transform .25s ease, box-shadow .25s ease;
}
.ba-card:hover .ba-card__images {
	transform: translateY(var(--ba-item-lift, -5px));
	box-shadow: 0 8px 24px rgba(0,0,0,.12);
}
.ba-card__side { flex: 1 1 50%; position: relative; overflow: hidden; min-width: 0; }
.ba-card__side--before { background: #000; }
.ba-card__img {
	width: 100%; height: 100%; object-fit: cover; object-position: center top;
	display: block; transition: transform .35s ease;
}
.js-lightbox { cursor: zoom-in; }
.ba-card__side:hover .js-lightbox { transform: scale(1.04); }
.ba-card__img.is-locked {
	opacity: .10; filter: blur(12px); transform: scale(1.08);
	pointer-events: none; cursor: default;
}

/* ── 로그인 오버레이 ── */
.ba-lock-overlay {
	position: absolute; inset: 0;
	background: var(--ba-overlay-bg);
	display: flex; flex-direction: column;
	align-items: center; justify-content: center;
	padding: 18px 14px; z-index: 4; pointer-events: none;
}
.ba-lock-overlay__msg {
	color: var(--ba-overlay-text); font-size: 13px; font-weight: 700;
	text-align: center; line-height: 1.5; margin: 0 0 18px; word-break: keep-all;
}
.ba-lock-overlay__btn {
	pointer-events: auto; display: inline-block; padding: 9px 28px;
	border: 1px solid var(--ba-btn-border);
	background: var(--ba-btn-bg, transparent);
	color: var(--ba-btn-text, #fff);
	border-radius: var(--ba-btn-radius, 0px);
	font-size: 12px; font-weight: 300;
	font-family: 'Noto Sans KR', sans-serif;
	letter-spacing: 3px; text-transform: uppercase; text-decoration: none;
	transition: background .18s, color .18s, border-color .18s; cursor: pointer; line-height: 1;
}
.ba-lock-overlay__btn:hover {
	background: var(--ba-btn-hover);
	color: var(--ba-btn-hover-text, #000);
	border-color: var(--ba-btn-hover);
	text-decoration: none;
}

/* ── BEFORE / AFTER 라벨 ── */
.ba-card__label {
	position: absolute;
	top: var(--ba-label-top, 8px);
	z-index: 5;
	font-size: 10px; font-weight: 300;
	font-family: 'Noto Sans KR', sans-serif;
	letter-spacing: 2px; text-transform: uppercase;
	padding: 3px 8px;
	border-radius: var(--ba-label-radius, 3px);
	pointer-events: none; line-height: 1.4;
}
.ba-card__label--before {
	left: var(--ba-label-left, 8px);
	background: var(--ba-before-label-bg);
	color: var(--ba-before-label-text);
}
.ba-card__label--after {
	right: var(--ba-label-left, 8px);
	background: var(--ba-after-label-bg);
	color: var(--ba-after-label-text);
}

/* ── 뱃지 ── */
.ba-card__badge {
	position: absolute; top: 9px; right: 9px;
	background: rgba(255,255,255,.88); backdrop-filter: blur(4px);
	color: #222; font-size: 11px; font-weight: 600; padding: 3px 10px;
	border-radius: 20px; z-index: 5; pointer-events: none; white-space: nowrap;
}

/* ── 제목 ── */
.ba-card__title {
	font-size: 13px; line-height: 1.55; margin: 0; word-break: keep-all;
	background: var(--ba-title-bg, transparent);
	color: var(--ba-title-color, #333);
	text-align: var(--ba-title-align, center);
}

.ba-card__empty { width: 100%; height: 100%; background: #eee; }
.ba-empty { text-align: center; color: #aaa; padding: 50px 20px; grid-column: 1 / -1; }

/* ── 페이지네이션 ── */
.ba-pager {
	display: flex; align-items: center; justify-content: center;
	flex-wrap: wrap; gap: 5px; padding: 10px 0 24px;
}
.ba-pager__btn {
	display: inline-flex; align-items: center; justify-content: center;
	min-width: 36px; height: 36px; padding: 0 8px;
	border: 1.5px solid #ddd; background: #fff; color: #444;
	font-size: 13px; font-weight: 500; text-decoration: none; border-radius: 4px;
	transition: background .15s, color .15s, border-color .15s; line-height: 1;
	cursor: pointer; font-family: inherit;
}
.ba-pager__btn:hover,
.ba-pager__btn.is-active { background: #222; color: #fff; border-color: #222; }
.ba-pager__btn--arrow { color: #555; }
.ba-pager__dots { color: #bbb; font-size: 14px; padding: 0 4px; user-select: none; }

/* ── 라이트박스 ── */
.ba-lightbox {
	position: fixed; inset: 0; z-index: 999999;
	display: flex; align-items: center; justify-content: center;
}
.ba-lightbox[hidden] { display: none; }
.ba-lightbox__backdrop {
	position: absolute; inset: 0; background: rgba(0,0,0,.92); cursor: pointer;
}
.ba-lightbox__stage {
	position: relative; z-index: 2; display: flex; align-items: center;
	justify-content: center; max-width: 92vw; max-height: 90vh;
	animation: baFadeIn .18s ease;
}
@keyframes baFadeIn {
	from { opacity: 0; transform: scale(.96); }
	to   { opacity: 1; transform: scale(1); }
}
.ba-lightbox__img {
	max-width: 90vw; max-height: 88vh; object-fit: contain;
	border-radius: 4px; box-shadow: 0 10px 60px rgba(0,0,0,.6); display: block;
}
.ba-lightbox__close {
	position: fixed; top: 16px; right: 20px; z-index: 3;
	background: rgba(0,0,0,.55); border: 1.5px solid rgba(255,255,255,.3);
	color: #fff; width: 42px; height: 42px; border-radius: 50%;
	display: flex; align-items: center; justify-content: center;
	cursor: pointer; transition: background .15s; padding: 0;
}
.ba-lightbox__close:hover { background: rgba(255,255,255,.18); }
.ba-no-scroll { overflow: hidden !important; }

/* ── 반응형 ── */
@media (max-width: 1100px) {
	.ba-grid--4col { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 900px) {
	.ba-grid--3col,
	.ba-grid--4col { grid-template-columns: repeat(2, 1fr); }
	.ba-lock-overlay__msg { font-size: 12px; }
	.ba-lock-overlay__btn { padding: 8px 22px; letter-spacing: 2px; }
}
@media (max-width: 580px) {
	.ba-grid--2col,
	.ba-grid--3col,
	.ba-grid--4col { grid-template-columns: 1fr; }
	.ba-cat-btn { padding: 7px 16px; font-size: 12px; }
	.ba-card__images { aspect-ratio: 2 / 1.5; }
	.ba-lock-overlay__msg { font-size: 11px; margin-bottom: 12px; }
	.ba-lock-overlay__btn { padding: 7px 18px; font-size: 11px; letter-spacing: 2px; }
}