/* [추가 2026-10-02] PROGRAMME > SPEAKER — 연사 리스트 + 우측 슬라이드 상세 */

.spk-page {
	--spk-s1: #1cb5ea;
	--spk-s2: #0aa0bf;
	--spk-s3: #0d4b8c;
	--spk-text: #1a2230;
	--spk-sub: #5b6574;
	--spk-line: #e3e8ef;
	color: var(--spk-text);
	background: #fff;
}

.spk-guide {
	margin: 0 0 2rem;
	font-size: 1.6rem;
	color: var(--spk-sub);
	text-align: right;
}

.spk-guide-in {
	display: inline-flex;
	align-items: center;
	gap: 0.8rem;
	padding: 0.8rem 1.8rem;
	border-radius: 3rem;
	background: #f1f7fa;
}

.spk-guide-in strong {
	font-weight: 600;
	color: var(--spk-s2);
}

.spk-guide-icon {
	flex: none;
	width: 2rem;
	height: 2rem;
	fill: none;
	stroke: var(--spk-s2);
	stroke-width: 1.6;
	stroke-linecap: round;
	stroke-linejoin: round;
}

/* 세션 블록 */
.spk-session {
	--spk-bleed: max(0px, calc((var(--spk-vw, 100vw) - 100%) / 2 - var(--header-inner-padding, 6rem)));
	margin-inline: calc(var(--spk-bleed) * -1);
	padding: 4.4rem max(4rem, var(--spk-bleed)) 5rem;
	border-radius: 2rem;
	background: #f3f8fb;
	background: color-mix(in srgb, var(--spk-color) 7%, #fff);
}

.spk-session + .spk-session {
	margin-top: 6rem;
}

.spk-session--s1 { --spk-color: var(--spk-s1); }
.spk-session--s2 { --spk-color: var(--spk-s2); }
.spk-session--s3 { --spk-color: var(--spk-s3); }

.spk-session-head {
	display: flex;
	align-items: center;
	flex-wrap: wrap;
	gap: 1.2rem 2rem;
}

.spk-session-badge {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 16rem;
	height: 4.4rem;
	padding: 0 2.6rem;
	border-radius: 2.2rem;
	background: var(--spk-color);
	font-size: 2rem;
	font-weight: 700;
	color: #fff;
	white-space: nowrap;
}

.spk-session-title {
	margin: 0;
	font-size: 2.6rem;
	font-weight: 600;
	line-height: 1.4;
	color: var(--spk-text);
}

.spk-session-date {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 0.8rem 2.8rem;
	margin: 2rem 0 0;
	font-size: 1.7rem;
	font-weight: 600;
	color: var(--spk-text);
}

.spk-meta-item {
	display: inline-flex;
	align-items: center;
	gap: 0.8rem;
}

.spk-meta-icon {
	flex: none;
	width: 2.2rem;
	height: 2.2rem;
	fill: none;
	stroke: var(--spk-color);
	stroke-width: 2;
	stroke-linecap: round;
	stroke-linejoin: round;
}

.spk-sep {
	margin: 0 0.4rem;
	color: #9aa4b2;
	font-weight: 400;
}

/* 연사 카드 — 사진 원본 비율(298×395) 유지 */
.spk-list {
	display: flex;
	flex-wrap: wrap;
	gap: 4rem 2.8rem;
	margin: 2.4rem 0 0;
	padding: 0;
	list-style: none;
}

.spk-item {
	width: 21.6rem;
}

.spk-card {
	display: block;
	width: 100%;
	padding: 0;
	border: 0;
	background: none;
	text-align: center;
	cursor: pointer;
	font: inherit;
	color: inherit;
}

.spk-photo {
	display: block;
	position: relative;
	aspect-ratio: 298 / 395;
	overflow: hidden;
	background: #f2f4f7;
	border-radius: 3.2rem 0.4rem 3.2rem 0.4rem;
	box-shadow: 0.8rem 0.8rem 0 color-mix(in srgb, var(--spk-color) 30%, #fff);
	transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.spk-photo img {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 0.45s ease;
}

.spk-card:hover .spk-photo,
.spk-card:focus-visible .spk-photo {
	transform: translate(-0.4rem, -0.4rem);
	box-shadow: 1.2rem 1.2rem 0 var(--spk-color);
}

.spk-card:hover .spk-photo img,
.spk-card:focus-visible .spk-photo img {
	transform: scale(1.05);
}

.spk-card:focus-visible {
	outline: none;
}

.spk-name {
	display: block;
	margin: 2.2rem -1.2rem 0;
	font-size: 1.8rem;
	font-weight: 600;
	line-height: 1.35;
	letter-spacing: -0.02em;
	white-space: nowrap;
	color: var(--spk-text);
}

/* 상세 — 우측 슬라이드 패널 (사이트 네이비·틸 컬러) */
.spk-dim {
	position: fixed;
	inset: 0;
	z-index: 9998;
	background: rgba(6, 18, 32, 0.6);
	opacity: 0;
	transition: opacity 0.4s ease;
}

.spk-dim.is-open {
	opacity: 1;
}

.spk-panel {
	position: fixed;
	top: 0;
	right: 0;
	bottom: 0;
	z-index: 9999;
	width: min(76rem, 100%);
	background: linear-gradient(180deg, #1d8588 0%, #0e7481 45%, #135875 100%);
	color: #fff;
	box-shadow: -1rem 0 3rem rgba(0, 0, 0, 0.3);
	transform: translateX(100%);
	transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
	visibility: hidden;
	outline: none;
}

.spk-panel.is-open {
	transform: translateX(0);
	visibility: visible;
}

.spk-panel-inner {
	display: flex;
	flex-direction: column;
	justify-content: flex-start;
	height: 100%;
	padding: clamp(8rem, 14vh, 20rem) 5rem 6rem;
	box-sizing: border-box;
}

.spk-panel-close {
	position: absolute;
	top: 2rem;
	right: 2rem;
	z-index: 2;
	width: 4.4rem;
	height: 4.4rem;
	border: 1px solid rgba(255, 255, 255, 0.35);
	border-radius: 50%;
	background: rgba(255, 255, 255, 0.08);
	cursor: pointer;
	transition: background 0.2s ease;
}

.spk-panel-close:hover {
	background: rgba(255, 255, 255, 0.2);
}

.spk-panel-close span {
	position: absolute;
	top: 50%;
	left: 50%;
	width: 2rem;
	height: 2px;
	background: #fff;
}

.spk-panel-close span:first-child { transform: translate(-50%, -50%) rotate(45deg); }
.spk-panel-close span:last-child { transform: translate(-50%, -50%) rotate(-45deg); }

html.spk-lock,
html.spk-lock body {
	overflow: hidden;
}

/* TOP 버튼(z-index 99999)이 패널 위로 올라오지 않도록 */
html.spk-lock .ft-topbtn {
	opacity: 0 !important;
	visibility: hidden !important;
	pointer-events: none !important;
}

/* 상단: 사진 | 성함 / 소속 / 직함 */
.spk-detail-head {
	display: flex;
	align-items: stretch;
	gap: 3rem;
	flex: 0 0 auto;
}

.spk-detail-photo {
	flex: 0 0 17rem;
	aspect-ratio: 298 / 395;
	overflow: hidden;
	background: rgba(255, 255, 255, 0.08);
	border-radius: 2.8rem 0.4rem 2.8rem 0.4rem;
	box-shadow: 0.8rem 0.8rem 0 rgba(189, 243, 242, 0.35);
}

.spk-detail-photo img {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.spk-detail-info {
	display: flex;
	flex-direction: column;
	justify-content: space-between;
	flex: 1 1 auto;
	min-width: 0;
}

.spk-detail-name {
	margin: 0;
	padding-bottom: 1.6rem;
	font-size: 3rem;
	font-weight: 700;
	line-height: 1.3;
	color: #fff;
	border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.spk-detail-meta {
	padding-top: 2rem;
}

.spk-detail-org {
	margin: 0;
	font-size: 1.6rem;
	line-height: 1.5;
	color: #bdf3f2;
}

.spk-detail-pos {
	margin: 0.8rem 0 0;
	font-size: 1.6rem;
	font-weight: 600;
	line-height: 1.5;
	color: #fff;
}

/* CV 바 */
.spk-detail-cv {
	flex: 0 0 auto;
	margin-top: 4rem;
	padding: 1.2rem 2rem;
	background: #00b3ae;
	font-size: 1.7rem;
	font-weight: 700;
	letter-spacing: 0.08em;
	text-align: center;
	color: #fff;
	border-radius: 0.5rem;
}

/* CV 본문 — 고정 높이(짧은 글 외에는 스크롤), 스크롤바는 왼쪽 */
.spk-detail-scroll {
	flex: 0 1 auto;
	height: 28rem;
	min-height: 16rem;
	margin-top: 3rem;
	overflow-y: auto;
	direction: rtl;
	-webkit-overflow-scrolling: touch;
	overscroll-behavior: contain;
}

/* Chrome은 scrollbar-width/color가 있으면 ::-webkit-scrollbar를 무시 → Firefox 전용 */
@supports not selector(::-webkit-scrollbar) {
	.spk-detail-scroll {
		scrollbar-width: thin;
		scrollbar-color: #cfeaff transparent;
	}
}

/* 스크롤바 — 네이비 바탕 위 가는 선 트랙 + 밝은 선 썸 */
.spk-detail-scroll::-webkit-scrollbar {
	width: 14px;
}

.spk-detail-scroll::-webkit-scrollbar-button {
	display: none;
	width: 0;
	height: 0;
}

.spk-detail-scroll::-webkit-scrollbar-track {
	background:
		linear-gradient(90deg, transparent 6px, rgba(150, 190, 230, 0.35) 6px, rgba(150, 190, 230, 0.35) 8px, transparent 8px);
}

.spk-detail-scroll::-webkit-scrollbar-thumb {
	border: solid transparent;
	border-width: 0 5px;
	background-clip: padding-box;
	background-color: #cfeaff;
	border-radius: 0;
}

.spk-detail-scroll::-webkit-scrollbar-thumb:hover {
	background-color: #fff;
}

.spk-detail-body {
	direction: ltr;
	padding-left: 2.4rem;
	font-size: 1.55rem;
	line-height: 1.75;
	color: rgba(255, 255, 255, 0.88);
	word-break: keep-all;
}

.spk-detail-body p {
	margin: 0 0 1.4rem;
}

.spk-detail-body h5 {
	margin: 2.6rem 0 1rem;
	font-size: 1.6rem;
	font-weight: 700;
	letter-spacing: 0.02em;
	text-transform: uppercase;
	color: #8fd8f5;
}

.spk-detail-body h5:first-child {
	margin-top: 0;
}

.spk-detail-body ul {
	margin: 0 0 1.4rem;
	padding-left: 2rem;
	list-style: disc;
}

.spk-detail-body li {
	margin-bottom: 0.6rem;
}

.spk-detail-body strong {
	color: #fff;
}

.spk-detail-body .spk-meta {
	color: rgba(255, 255, 255, 0.75);
}

.spk-detail-body .spk-tbu {
	color: rgba(255, 255, 255, 0.55);
	font-weight: 600;
}

/* 반응형 */
@media screen and (max-width: 1024px) {
	.spk-panel-inner {
		padding: clamp(7.5rem, 13vh, 16rem) 3.6rem 5rem;
	}
}

@media screen and (max-width: 768px) {
	.spk-guide {
		margin-bottom: 1.6rem;
		font-size: 1.4rem;
	}

	.spk-session + .spk-session {
		margin-top: 2.4rem;
	}

	.spk-session {
		padding: 3rem 1.6rem 3.4rem;
		border-radius: 1.4rem;
	}

	.spk-session-badge {
		min-width: 0;
		height: 3.6rem;
		font-size: 1.7rem;
	}

	.spk-session-title {
		font-size: 2rem;
	}

	.spk-session-date {
		font-size: 1.4rem;
	}

	.spk-list {
		display: grid;
		grid-template-columns: repeat(3, minmax(0, 1fr));
		gap: 2.4rem 1.6rem;
	}

	.spk-item {
		width: auto;
	}

	.spk-photo {
		border-radius: 2rem 0.3rem 2rem 0.3rem;
		box-shadow: 0.5rem 0.5rem 0 color-mix(in srgb, var(--spk-color) 30%, #fff);
	}

	.spk-card:hover .spk-photo,
	.spk-card:focus-visible .spk-photo {
		transform: translate(-0.2rem, -0.2rem);
		box-shadow: 0.7rem 0.7rem 0 var(--spk-color);
	}

	.spk-name {
		margin: 1.6rem 0 0;
		font-size: 1.5rem;
		white-space: normal;
		word-break: keep-all;
	}

	.spk-panel-inner {
		padding: 7rem 2rem 4rem;
	}

	.spk-detail-head {
		gap: 1.8rem;
	}

	.spk-detail-photo {
		flex-basis: 11rem;
		border-radius: 1.8rem 0.3rem 1.8rem 0.3rem;
		box-shadow: 0.5rem 0.5rem 0 rgba(189, 243, 242, 0.35);
	}

	.spk-detail-name {
		padding-bottom: 1rem;
		font-size: 2.2rem;
	}

	.spk-detail-meta {
		padding-top: 1.2rem;
	}

	.spk-detail-org,
	.spk-detail-pos {
		font-size: 1.4rem;
	}

	.spk-detail-cv {
		margin-top: 2.4rem;
		font-size: 1.5rem;
	}

	.spk-detail-scroll {
		margin-top: 2rem;
	}

	.spk-detail-body {
		padding-left: 1.6rem;
		font-size: 1.45rem;
		word-break: normal;
	}
}

@media screen and (max-width: 480px) {
	.spk-list {
		grid-template-columns: repeat(2, minmax(0, 1fr));
		gap: 2.8rem 2.6rem;
		padding: 0 2.4rem;
	}
}

@media (prefers-reduced-motion: reduce) {
	.spk-panel,
	.spk-dim,
	.spk-photo img {
		transition: none;
	}
}