/* ============================================================
   알아보기 > 불교란? / 불교 용어 공통 스타일
   세부 비주얼(일러스트 스타일·색·폰트)은 Figma 확정 후 조정 예정이며,
   여기서는 와이어프레임의 레이아웃 틀을 잡는 데 집중한다.
   ============================================================ */

:root {
	--paper: #faf7f2;
	--paper-deep: #f2ece2;
	--ink: #2b2723;
	--ink-soft: #6b6259;
	--line: #ded5c8;
	--accent: #8c6239;   /* 황토 */
	--accent-soft: #f0e4d4;
	--pine: #4a6b52;     /* 단청 녹 */
}

* {
	box-sizing: border-box;
}

body {
	margin: 0;
	/* 사이트 공용 헤더(commonIncludes, .site-header)가 position:fixed 74px라서 그만큼 밀어줌 */
	padding-top: 74px;
	background: var(--paper);
	color: var(--ink);
	font-family: "Pretendard", "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
	line-height: 1.75;
	word-break: keep-all;
}

a {
	color: inherit;
}

/* ---------- 헤더 / 푸터 ---------- */

/* commonIncludes(.site-header, 74px 고정) 바로 아래 얹혀서 같이 스크롤을 따라다니는 서브 내비 */
.subnav {
	border-bottom: 1px solid var(--line);
	background: rgba(250, 247, 242, .92);
	position: sticky;
	top: 74px;
	z-index: 90;
	backdrop-filter: blur(6px);
}

.subnav__inner {
	max-width: 1080px;
	margin: 0 auto;
	padding: 16px 24px;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 24px;
}

.subnav__logo {
	font-size: 20px;
	font-weight: 700;
	letter-spacing: .04em;
	text-decoration: none;
}

.subnav__nav {
	display: flex;
	flex-wrap: wrap;
	gap: 20px;
	font-size: 15px;
}

.subnav__nav a {
	text-decoration: none;
	color: var(--ink-soft);
}

.subnav__nav a:hover {
	color: var(--accent);
}

.site-footer {
	margin-top: 96px;
	padding: 40px 24px;
	border-top: 1px solid var(--line);
	text-align: center;
	color: var(--ink-soft);
	font-size: 14px;
}

.site-footer p {
	margin: 4px 0;
}

.site-footer__sub {
	font-size: 13px;
	opacity: .8;
}

/* ---------- 도입부 ---------- */

.intro-hero,
.terms-hero {
	max-width: 720px;
	margin: 0 auto;
	padding: 96px 24px 48px;
	text-align: center;
}

.intro-hero__title,
.terms-hero__title {
	margin: 0;
	font-size: 48px;
	letter-spacing: -.02em;
}

.intro-hero__lead,
.terms-hero__lead {
	margin: 16px 0 0;
	color: var(--ink-soft);
	font-size: 17px;
}

.intro-hero__scroll {
	margin-top: 40px;
	font-size: 22px;
	color: var(--accent);
}

/* ---------- 로드맵 (지그재그) ---------- */

.roadmap {
	max-width: 1080px;
	margin: 0 auto;
	padding: 0 24px;
}

.roadmap-step {
	display: grid;
	grid-template-columns: 1fr 72px 1fr;
	gap: 32px;
	align-items: center;
	padding: 40px 0;
}

.roadmap-step--image-left .roadmap-step__illust {
	grid-column: 1;
}

.roadmap-step--image-left .roadmap-step__body {
	grid-column: 3;
}

.roadmap-step--image-right .roadmap-step__body {
	grid-column: 1;
	text-align: right;
}

.roadmap-step--image-right .roadmap-step__illust {
	grid-column: 3;
}

/* 가운데 연결선 + 단계 번호 */
.roadmap-step__rail {
	grid-column: 2;
	grid-row: 1;
	align-self: stretch;
	position: relative;
	display: flex;
	align-items: center;
	justify-content: center;
}

.roadmap-step__rail::before {
	content: "";
	position: absolute;
	top: -40px;
	bottom: -40px;
	width: 2px;
	border-left: 2px dashed var(--line);
}

.roadmap-step__rail--last::before {
	bottom: 0;
}

.roadmap-step__dot {
	position: relative;
	width: 48px;
	height: 48px;
	border-radius: 50%;
	background: var(--accent);
	color: #fff;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 15px;
	font-weight: 700;
	box-shadow: 0 0 0 8px var(--paper);
}

.roadmap-step__illust img {
	width: 100%;
	max-width: 360px;
	aspect-ratio: 4 / 3;
	object-fit: contain;
	display: block;
	margin: 0 auto;
	background: var(--paper-deep);
	border-radius: 16px;
}

.roadmap-step__no {
	margin: 0 0 8px;
	font-size: 13px;
	letter-spacing: .12em;
	color: var(--accent);
	font-weight: 700;
}

.roadmap-step__title {
	margin: 0;
	font-size: 28px;
	letter-spacing: -.01em;
}

.roadmap-step__subtitle {
	margin: 8px 0 20px;
	color: var(--pine);
	font-size: 16px;
}

.roadmap-step__line {
	margin: 0 0 10px;
	color: var(--ink-soft);
	font-size: 15.5px;
}

/* ---------- 마지막 단계 ---------- */

.roadmap-final {
	display: grid;
	grid-template-columns: 1fr 72px 1fr;
	gap: 32px;
	padding: 40px 0 0;
}

.roadmap-final .roadmap-step__rail {
	grid-column: 2;
	grid-row: 1;
}

.roadmap-final__inner {
	grid-column: 1 / -1;
	grid-row: 2;
	margin-top: 24px;
	display: grid;
	grid-template-columns: 320px 1fr;
	gap: 40px;
	align-items: center;
	padding: 40px;
	background: var(--accent-soft);
	border-radius: 24px;
}

.roadmap-final__illust {
	width: 100%;
	aspect-ratio: 4 / 3;
	object-fit: contain;
	border-radius: 16px;
	background: rgba(255, 255, 255, .5);
}

/* ---------- 체크리스트 ---------- */

.checklist {
	grid-column: 1 / -1;
	grid-row: 3;
	margin-top: 24px;
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 24px;
}

.checklist__col {
	padding: 28px 32px;
	border: 1px solid var(--line);
	border-radius: 20px;
	background: #fff;
}

.checklist__col h3 {
	margin: 0 0 16px;
	font-size: 17px;
}

.checklist__col ul {
	margin: 0;
	padding: 0;
	list-style: none;
}

.checklist__col li {
	position: relative;
	padding-left: 26px;
	margin-bottom: 10px;
	color: var(--ink-soft);
	font-size: 15px;
}

.checklist__col li::before {
	position: absolute;
	left: 0;
	font-weight: 700;
}

.checklist__col--do li::before {
	content: "○";
	color: var(--pine);
}

.checklist__col--skip li::before {
	content: "―";
	color: var(--ink-soft);
}

/* ---------- FAQ ---------- */

.faq {
	max-width: 760px;
	margin: 96px auto 0;
	padding: 0 24px;
}

.faq__title {
	text-align: center;
	font-size: 26px;
	margin: 0 0 32px;
}

.faq__item {
	border-bottom: 1px solid var(--line);
	padding: 18px 4px;
}

.faq__item summary {
	cursor: pointer;
	font-size: 16.5px;
	font-weight: 600;
	list-style: none;
	display: flex;
	justify-content: space-between;
	gap: 16px;
}

.faq__item summary::after {
	content: "+";
	color: var(--accent);
	font-weight: 700;
}

.faq__item[open] summary::after {
	content: "−";
}

.faq__item summary::-webkit-details-marker {
	display: none;
}

.faq__item p {
	margin: 12px 0 4px;
	color: var(--ink-soft);
	font-size: 15.5px;
}

.faq__more {
	margin-top: 28px;
	text-align: right;
	font-size: 15px;
}

.faq__more a {
	color: var(--accent);
	text-decoration: none;
}

.faq__more a:hover {
	text-decoration: underline;
}

/* ---------- 다음으로 무엇을 볼까요? ---------- */

.next-cards {
	max-width: 1080px;
	margin: 96px auto 0;
	padding: 0 24px;
}

.next-cards__title {
	text-align: center;
	font-size: 26px;
	margin: 0 0 32px;
}

.next-cards__grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 20px;
}

.next-card {
	position: relative;
	display: block;
	padding: 32px 28px 56px;
	border: 1px solid var(--line);
	border-radius: 20px;
	background: #fff;
	text-decoration: none;
	transition: transform .15s ease, border-color .15s ease;
}

.next-card:hover {
	transform: translateY(-4px);
	border-color: var(--accent);
}

.next-card h3 {
	margin: 0 0 10px;
	font-size: 19px;
}

.next-card p {
	margin: 0;
	color: var(--ink-soft);
	font-size: 14.5px;
}

.next-card__arrow {
	position: absolute;
	right: 28px;
	bottom: 24px;
	color: var(--accent);
	font-size: 20px;
}

/* ---------- 용어 사전 ---------- */

.term-tabs {
	max-width: 1080px;
	margin: 0 auto 48px;
	padding: 0 24px;
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	justify-content: center;
}

.term-tab {
	padding: 9px 18px;
	border: 1px solid var(--line);
	border-radius: 999px;
	background: #fff;
	color: var(--ink-soft);
	font-size: 14.5px;
	font-family: inherit;
	cursor: pointer;
}

.term-tab:hover {
	border-color: var(--accent);
}

.term-tab.is-active {
	background: var(--accent);
	border-color: var(--accent);
	color: #fff;
}

.term-group {
	max-width: 1080px;
	margin: 0 auto 56px;
	padding: 0 24px;
}

.term-group[hidden] {
	display: none;
}

.term-group__head {
	margin-bottom: 20px;
	padding-bottom: 12px;
	border-bottom: 1px solid var(--line);
}

.term-group__head h2 {
	margin: 0;
	font-size: 22px;
}

.term-group__head p {
	margin: 4px 0 0;
	color: var(--ink-soft);
	font-size: 14.5px;
}

.term-grid {
	max-width: 1080px;
	margin: 0 auto;
	padding: 0 24px;
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
	gap: 16px;
}

.term-group .term-grid {
	padding: 0;
}

.term-card {
	padding: 22px 24px;
	border: 1px solid var(--line);
	border-radius: 16px;
	background: #fff;
}

.term-card__title {
	margin: 0 0 10px;
	font-size: 17px;
	display: flex;
	align-items: center;
	gap: 8px;
}

.term-card__badge {
	font-size: 12px;
	letter-spacing: -.05em;
	padding: 2px 8px;
	border-radius: 999px;
	background: var(--accent-soft);
	color: var(--accent);
}

.term-card__content {
	margin: 0;
	color: var(--ink-soft);
	font-size: 14.5px;
}

.terms-empty {
	max-width: 720px;
	margin: 0 auto;
	padding: 40px 24px;
	text-align: center;
	color: var(--ink-soft);
}

.terms-back {
	max-width: 1080px;
	margin: 56px auto 0;
	padding: 0 24px;
	font-size: 15px;
}

.terms-back a {
	color: var(--accent);
	text-decoration: none;
}

/* ---------- 즐겨찾기 버튼 (오늘의 한마디 / 사찰 음식 공용) ---------- */

.favorite-toggle {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding: 10px 20px;
	border: 1px solid var(--accent);
	border-radius: 999px;
	background: #fff;
	color: var(--accent);
	font-size: 14px;
	font-family: inherit;
	cursor: pointer;
	transition: background-color .15s ease, color .15s ease;
}

.favorite-toggle:hover {
	background: var(--accent-soft);
}

.favorite-toggle:disabled {
	opacity: .6;
	cursor: default;
}

.favorite-toggle .favorite-toggle__icon::before {
	content: "☆";
}

.favorite-toggle.is-favorited {
	background: var(--accent);
	color: #fff;
}

.favorite-toggle.is-favorited .favorite-toggle__icon::before {
	content: "★";
}

/* ---------- 반응형: 좁은 화면에서는 지그재그를 한 줄로 편다 ---------- */

@media (max-width: 860px) {
	.intro-hero__title,
	.terms-hero__title {
		font-size: 36px;
	}

	.roadmap-step,
	.roadmap-final {
		grid-template-columns: 48px 1fr;
		gap: 20px;
		padding: 28px 0;
	}

	.roadmap-step--image-left .roadmap-step__illust,
	.roadmap-step--image-right .roadmap-step__illust {
		grid-column: 2;
		grid-row: 1;
	}

	.roadmap-step--image-left .roadmap-step__body,
	.roadmap-step--image-right .roadmap-step__body {
		grid-column: 2;
		grid-row: 2;
		text-align: left;
	}

	.roadmap-step__rail,
	.roadmap-final .roadmap-step__rail {
		grid-column: 1;
		grid-row: 1 / -1;
		align-items: flex-start;
	}

	.roadmap-step__dot {
		width: 40px;
		height: 40px;
		font-size: 13px;
	}

	.roadmap-step__illust img {
		max-width: 100%;
	}

	.roadmap-final__inner {
		grid-column: 2;
		grid-row: 2;
		grid-template-columns: 1fr;
		padding: 28px 24px;
	}

	.checklist {
		grid-column: 2;
		grid-row: 3;
		grid-template-columns: 1fr;
	}

	.next-cards__grid {
		grid-template-columns: 1fr;
	}
}