@charset "utf-8";

/* ============================================================
   march05 — 폴라로이드 스크랩북형
   코르크보드 위 폴라로이드 카드 클릭 → 디테일 패널
   ============================================================ */

/* ============================================================
   페이지 헤더
   ============================================================ */
.sp-header {
	padding: 140px 60px 80px;
	background: var(--color-bg-main);
}

.sp-header-inner {
	max-width: 1200px;
	margin: 0 auto;
}

.sp-label {
	font-size: clamp(14px, calc(8px + 0.85vw), 18px);
	font-weight: 700;
	color: var(--color-text-muted);
	margin-bottom: 16px;
}

.sp-tit {
	font-size: clamp(36px, calc(18px + 3vw), 64px);
	font-weight: 900;
	color: var(--color-text-main);
	font-family: var(--font-sub-title);
	margin-bottom: 16px;
}

.sp-desc {
	font-size: clamp(16px, calc(4px + 1.5vw), 20px);
	color: var(--color-text-sub);
}

/* ============================================================
   코르크보드 섹션
   ============================================================ */
.sp-board-section {
	background-color: #b89060;
	background-image: repeating-linear-gradient(45deg, rgba(0, 0, 0, 0.025) 0px, rgba(0, 0, 0, 0.025) 1px, transparent 1px, transparent 6px), repeating-linear-gradient(-45deg, rgba(0, 0, 0, 0.025) 0px, rgba(0, 0, 0, 0.025) 1px, transparent 1px, transparent 6px), radial-gradient(ellipse 500px 250px at 15% 30%, rgba(255, 255, 255, 0.06) 0%, transparent 100%), radial-gradient(ellipse 400px 350px at 85% 75%, rgba(0, 0, 0, 0.07) 0%, transparent 100%);
	padding: 80px 0 100px;
}

/* ============================================================
   보드 그리드
   ============================================================ */
.sp-board {
	max-width: 900px;
	margin: 0 auto;
	padding: 40px 80px;
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 80px 40px;
	justify-items: center;
}

/* ============================================================
   폴라로이드 카드
   ============================================================ */
.sp-card {
	position: relative;
	width: 90%;
	max-width: 200px;
	background: none;
	border: none;
	padding: 0;
	cursor: pointer;
	transition: transform 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
	z-index: 1;
}

/* 랜덤 기울기 — 카드마다 다른 각도 */
.sp-card:nth-child(1) {
	transform: rotate(-7deg);
	margin-top: -10px;
}
.sp-card:nth-child(2) {
	transform: rotate(3deg);
	margin-top: 22px;
}
.sp-card:nth-child(3) {
	transform: rotate(-2deg);
	margin-top: -6px;
}
.sp-card:nth-child(4) {
	transform: rotate(5deg);
	margin-top: 14px;
}
.sp-card:nth-child(5) {
	transform: rotate(-4deg);
	margin-top: -8px;
}
.sp-card:nth-child(6) {
	transform: rotate(6deg);
	margin-top: 18px;
}

.sp-card:hover {
	transform: rotate(0deg) scale(1.07);
	z-index: 1;
}

.sp-card.is-active {
	transform: rotate(0deg) scale(1.07);
	z-index: 1;
}

/* 핀 */
.sp-pin {
	position: absolute;
	top: 2px;
	left: 50%;
	transform: translateX(-50%);
	width: 20px;
	height: 20px;
	border-radius: 50%;
	background: radial-gradient(circle at 35% 35%, #ff7070, #c0392b);
	box-shadow:
		0 3px 8px rgba(0, 0, 0, 0.4),
		inset 0 1px 0 rgba(255, 255, 255, 0.3);
	z-index: 20;
	pointer-events: none;
}

.sp-card:nth-child(2) .sp-pin,
.sp-card:last-child .sp-pin {
	top: -12px;
}
.sp-card:nth-child(4) .sp-pin {
	top: -7px;
}
/* 폴라로이드 프레임 */
.sp-polaroid {
	width: 100%;
	background: #fafaf7;
	padding: 12px 12px 28px;
	box-shadow:
		0 10px 32px rgba(0, 0, 0, 0.32),
		0 2px 8px rgba(0, 0, 0, 0.18),
		inset 0 0 0 1px rgba(0, 0, 0, 0.05);
	box-sizing: border-box;
}

/* 이미지 영역 — 1:1 정방형 */
.sp-img-wrap {
	width: 100%;
	aspect-ratio: 1;
	overflow: hidden;
}

.sp-img-wrap img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
	transition: transform 0.4s ease;
}

.sp-card:hover .sp-img-wrap img,
.sp-card.is-active .sp-img-wrap img {
	transform: scale(1.04);
}

/* 캡션 영역 */
.sp-caption {
	padding-top: 16px;
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 5px;
}

.sp-vol {
	font-size: clamp(14px, calc(6px + 1.1vw), 20px);
	font-weight: 800;
	color: #2c2c2c;
	font-family: var(--font-sub-title);
}

.sp-date {
	font-size: clamp(14px, calc(8px + 0.85vw), 18px);
	font-weight: 400;
	color: #888;
}

/* 활성 카드 강조 — 폴라로이드 테두리 */
.sp-card.is-active .sp-polaroid {
	box-shadow:
		0 14px 40px rgba(0, 0, 0, 0.38),
		0 2px 8px rgba(0, 0, 0, 0.2),
		0 0 0 3px rgba(255, 255, 255, 0.9),
		0 0 0 5px rgba(192, 57, 43, 0.5);
}

/* ============================================================
   디테일 패널
   ============================================================ */
.sp-detail {
	background: var(--color-bg-main);
	overflow: hidden;
	max-height: 0;
	opacity: 0;
}

.sp-detail.is-open {
	max-height: 600px;
	opacity: 1;
}

.sp-detail-inner {
	max-width: 1100px;
	margin: 0 auto;
	padding: 56px 60px 72px;
	display: grid;
	grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
	gap: 80px;
	align-items: start;
	border-top: 1px solid var(--color-border);
}

.sp-detail-left {
	display: flex;
	flex-direction: column;
	gap: 12px;
}

.sp-detail-vol {
	font-size: clamp(14px, calc(8px + 0.85vw), 18px);
	font-weight: 700;
	color: var(--color-primary);
}

.sp-detail-theme {
	font-size: clamp(26px, calc(12px + 2.5vw), 44px);
	font-weight: 900;
	color: var(--color-text-main);
	font-family: var(--font-sub-title);
}

.sp-detail-date {
	font-size: clamp(14px, calc(8px + 0.85vw), 18px);
	color: var(--color-text-muted);
}

.sp-detail-cta {
	display: inline-flex;
	margin-top: 16px;
	font-size: clamp(15px, calc(3px + 1.5vw), 19px);
	font-weight: 700;
	color: var(--color-text-main);
	border-bottom: 2px solid var(--color-text-main);
	padding-bottom: 4px;
	align-self: flex-start;
	transition: opacity 0.2s;
}

.sp-detail-cta:hover {
	opacity: 0.55;
}

.sp-detail-art-label {
	font-size: clamp(14px, calc(8px + 0.85vw), 18px);
	font-weight: 600;
	color: var(--color-text-muted);
	margin-bottom: 20px;
}

.sp-detail-right {
	min-width: 0;
}

.sp-detail-articles {
	display: flex;
	flex-direction: column;
	width: 100%;
	min-width: 0;
}

.sp-detail-articles li {
	font-size: clamp(16px, calc(4px + 1.5vw), 20px);
	color: var(--color-text-main);
	padding: 14px 0;
	border-bottom: 1px solid var(--color-border);
	min-width: 0;
	max-width: 100%;
	overflow: hidden;
	white-space: nowrap;
	text-overflow: ellipsis;
}

.sp-detail-articles li:first-child {
	border-top: 1px solid var(--color-border);
}

/* ============================================================
   반응형 — 999px
   ============================================================ */
@media all and (max-width: 999px) {
	.sp-header {
		padding: 120px 32px 60px;
	}

	.sp-board {
		padding: 40px 40px;
		gap: 60px 30px;
	}

	.sp-detail-inner {
		padding: 40px 32px 60px;
		gap: 48px;
	}
}

/* ============================================================
   반응형 — 768px
   ============================================================ */
@media all and (max-width: 768px) {
	.sp-header {
		padding: 100px 20px 48px;
	}

	.sp-board-section {
		padding: 60px 0 80px;
	}

	.sp-board {
		grid-template-columns: repeat(2, 1fr);
		max-width: 480px;
		padding: 40px 30px;
		gap: 60px 20px;
	}

	.sp-card {
		max-width: 170px;
	}

	/* 2열에서 3번째 카드(홀수)는 기울기 재조정 */
	.sp-card:nth-child(3) {
		margin-top: 14px;
	}
	.sp-card:nth-child(5) {
		margin-top: 10px;
	}

	.sp-detail-inner {
		grid-template-columns: 1fr;
		gap: 36px;
		padding: 36px 20px 56px;
	}
}

/* ============================================================
   반응형 — 499px
   ============================================================ */
@media all and (max-width: 499px) {
	.sp-board {
		grid-template-columns: repeat(2, 1fr);
		padding: 32px 12px;
		gap: 48px 16px;
	}
	.sp-polaroid {
		padding: 10px 10px 16px;
	}
}