/*
	 (LSIT) - 브랜드 소개 (Introduce) 전용 스타일시트
	파일 경로: layouts/lsit/css/introduce.css
	설명: 1. 기존의 원격 PC 렌탈 테마에서 완전히 탈피하여 브랜드 비전과 무선 통신 가치를 설명하는 페이지 전용 스타일.
	      2. 딥 웜 테마의 웜 샌드 라이트 백그라운드(#fafaf9)와 오렌지/골드 포인트 스펙트럼 적용.
	      3. 공상과학적인 통신 노드 캔버스 컨테이너 디자인.
*/

.act-header {
	background: linear-gradient(135deg, #f97316 0%, #facc15 100%) !important; 
	border-bottom: 1px solid rgba(255, 255, 255, 0.18) !important;
	backdrop-filter: blur(25px) !important;
	box-shadow: 0 10px 30px rgba(249, 115, 22, 0.15) !important;
}

:root {
	--intro-orange: #f97316;
	--intro-orange-hover: #ea580c;
	--intro-dark: #1c1917;
	--intro-bg: #fafaf9;
	--intro-card-bg: #ffffff;
	--intro-border: #e7e5e4;
	--intro-text-main: #44403c;
	--intro-text-muted: #78716c;
}

.intro-guide-wrapper {
	padding-top: clamp(120px, 12vw, 160px);
	padding-bottom: 90px;
	background-color: var(--intro-bg);
	color: var(--intro-text-main);
	font-family: 'Outfit', 'Inter', 'Noto Sans KR', sans-serif;
	overflow-x: hidden;
}

.intro-container {
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 24px;
	box-sizing: border-box;
}

/* 1. 헤더 영역 */
.intro-header-section {
	margin-bottom: 45px;
	text-align: left;
}

.intro-eyebrow {
	font-size: 0.85rem;
	font-weight: 700;
	color: var(--intro-orange);
	letter-spacing: 2px;
	text-transform: uppercase;
	margin: 0 0 12px 0;
}

.intro-title {
	font-size: clamp(2rem, 5vw, 2.8rem);
	font-weight: 700;
	color: var(--intro-dark);
	line-height: 1.25;
	margin: 0 0 20px 0;
	letter-spacing: -1.5px;
}

.intro-title span {
	background: linear-gradient(135deg, var(--intro-orange) 0%, #facc15 100%);
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
}

.intro-subtitle {
	font-size: clamp(1rem, 2.5vw, 1.15rem);
	line-height: 1.6;
	color: var(--intro-text-muted);
	font-weight: 300;
	margin: 0;
	max-width: 1000px; /* PC 해상도에서 한 줄로 시원하게 배치하기 위해 1000px로 확장 */
	word-break: keep-all;
}

/* 2. 캔버스 그래픽 영역 */
.intro-visual-section {
	margin-bottom: 50px;
	width: 100%;
}

.intro-visual-space {
	position: relative;
	width: 100%;
	height: 380px;
	background-color: #0f0d0c; /* 공상과학 분위기를 내는 우주 공간용 딥 다크 브라운 */
	border: 1px solid var(--intro-border);
	overflow: hidden;
	box-shadow: 0 8px 30px rgba(23, 11, 4, 0.08);
}

#introCosmicCanvas {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	display: block;
}

/* 캔버스 우측 오버레이 위성 정보 판넬 */
.intro-overlay-panel {
	position: absolute;
	bottom: 24px;
	right: 24px;
	width: 340px; /* 텍스트 줄바꿈 현상 방지를 위해 가로폭을 340px로 최적화 */
	background: rgba(28, 25, 23, 0.88);
	backdrop-filter: blur(16px);
	-webkit-backdrop-filter: blur(16px);
	border: 1px solid rgba(249, 115, 22, 0.28);
	padding: 20px 24px;
	color: #ffffff;
	z-index: 5;
	box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5);
	box-sizing: border-box;
}

.panel-header {
	display: flex;
	align-items: center;
	justify-content: flex-start;
	gap: 10px;
	border-bottom: 1px solid rgba(255, 255, 255, 0.1);
	padding-bottom: 12px;
	margin-bottom: 14px;
}

.pulse-indicator {
	width: 8px;
	height: 8px;
	background-color: #22c55e;
	border-radius: 50%;
	box-shadow: 0 0 10px #22c55e;
	animation: pulseGreen 1.8s infinite ease-in-out;
	flex-shrink: 0;
}

@keyframes pulseGreen {
	0%, 100% { transform: scale(1); opacity: 0.4; }
	50% { transform: scale(1.4); opacity: 1; }
}

.panel-title {
	font-size: 0.72rem;
	font-weight: 700;
	letter-spacing: 1px;
	color: rgba(255, 255, 255, 0.85);
	margin: 0;
	line-height: 1;
}

.panel-body {
	display: flex;
	flex-direction: column;
	gap: 10px;
}

.status-row {
	display: flex;
	justify-content: space-between;
	align-items: center; /* 텍스트 세로 정렬 맞춤 */
	font-size: 0.82rem;
	gap: 16px;
	white-space: nowrap; /* 텍스트가 강제 2줄로 깨지는 것을 원천 방지 */
}

.status-row .label {
	color: rgba(255, 255, 255, 0.5);
}

.status-row .value {
	font-weight: 600;
}

.status-row .value.font-mono {
	font-family: 'Courier New', Courier, monospace;
}

.status-row .value.text-neon {
	color: var(--intro-orange);
	text-shadow: 0 0 8px rgba(249, 115, 22, 0.4);
}

/* 코스믹 데코 보더 */
.intro-border-deco {
	position: absolute;
	width: 12px;
	height: 12px;
	border: 2px solid var(--intro-orange);
	z-index: 4;
	pointer-events: none;
}

.deco-tl { top: 12px; left: 12px; border-right: none; border-bottom: none; }
.deco-tr { top: 12px; right: 12px; border-left: none; border-bottom: none; }
.deco-bl { bottom: 12px; left: 12px; border-right: none; border-top: none; }
.deco-br { bottom: 12px; right: 12px; border-left: none; border-top: none; }

.visual-placeholder-text {
	position: absolute;
	top: 24px;
	left: 24px;
	font-size: 0.75rem;
	letter-spacing: 2px;
	font-weight: 500;
	color: rgba(255, 255, 255, 0.25);
	text-transform: uppercase;
	pointer-events: none;
}

/* 3. 3대 핵심 비전 카드 그리드 */
.intro-cards-section {
	margin-bottom: 50px;
}

.intro-cards-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
	gap: 24px;
}

.intro-card {
	background: var(--intro-card-bg);
	border: 1px solid var(--intro-border);
	transition: all 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
	display: flex;
	flex-direction: column;
	position: relative;
	text-align: left;
}

.intro-card:hover {
	transform: translateY(-6px);
	border-color: var(--intro-orange);
	box-shadow: 0 16px 35px rgba(249, 115, 22, 0.05), 0 4px 12px rgba(0, 0, 0, 0.02);
}

.card-top-accent {
	position: absolute;
	top: -1px;
	left: -1px;
	right: -1px;
	height: 3px;
	background: linear-gradient(90deg, var(--intro-orange) 0%, #facc15 100%);
	opacity: 0;
	transition: opacity 0.3s ease;
}

.intro-card:hover .card-top-accent {
	opacity: 1;
}

.card-inner {
	padding: 30px;
	display: flex;
	flex-direction: column;
	height: 100%;
	box-sizing: border-box;
}

.card-icon-header {
	display: flex;
	align-items: center;
	gap: 16px;
	margin-bottom: 18px;
}

.card-icon-header i {
	font-size: 1.8rem;
	color: var(--intro-orange);
}

.card-icon-header .card-title {
	font-size: 1.15rem;
	font-weight: 600;
	color: var(--intro-dark);
	margin: 0;
	letter-spacing: -0.5px;
}

.card-divider {
	width: 30px;
	height: 2px;
	background-color: var(--intro-orange);
	margin-bottom: 18px;
}

.card-body {
	font-size: 0.92rem;
	line-height: 1.6;
	color: var(--intro-text-muted);
	font-weight: 300;
	margin: 0 0 20px 0;
	word-break: keep-all;
	flex-grow: 1;
}

.card-body strong {
	color: var(--intro-dark);
	font-weight: 600;
}

.card-footer-info {
	margin-top: auto;
}

.badge-tech {
	display: inline-block;
	background-color: #f5f5f4;
	color: var(--intro-text-muted);
	font-size: 0.72rem;
	font-weight: 600;
	padding: 4px 10px;
	letter-spacing: 0.3px;
}

.intro-card:hover .badge-tech {
	background-color: rgba(249, 115, 22, 0.08);
	color: var(--intro-orange);
}

/* 4. 하단 액션 배너 */
.intro-action-section {
	background-color: var(--intro-dark);
	padding: 45px 40px;
	display: flex;
	justify-content: space-between;
	align-items: center;
	flex-wrap: wrap;
	gap: 30px;
	text-align: left;
}

.action-msg-box {
	display: flex;
	flex-direction: column;
	gap: 8px;
}

.action-main-msg {
	font-size: 1.35rem;
	font-weight: 600;
	color: #ffffff;
	margin: 0;
	letter-spacing: -0.8px;
	word-break: keep-all !important;
	overflow-wrap: break-word !important;
}

.action-sub-msg {
	font-size: 0.9rem;
	color: rgba(255, 255, 255, 0.5);
	font-weight: 300;
	margin: 0;
	word-break: keep-all !important;
	overflow-wrap: break-word !important;
}

.btn-intro-apply {
	background-color: var(--intro-orange);
	color: #ffffff !important;
	padding: 16px 36px;
	font-size: 0.95rem;
	font-weight: 500;
	text-decoration: none;
	display: inline-flex;
	align-items: center;
	gap: 10px;
	transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
	box-sizing: border-box;
}

.btn-intro-apply:hover {
	background-color: var(--intro-orange-hover);
	box-shadow: 0 10px 25px rgba(249, 115, 22, 0.25);
}

.btn-intro-apply i {
	font-size: 1.1rem;
	transition: transform 0.3s ease;
}

.btn-intro-apply:hover i {
	transform: translateX(5px);
}

/* 5. 모바일 반응형 */
@media (max-width: 991px) {
	.intro-action-section {
		flex-direction: column;
		align-items: center; /* 모바일 및 태블릿에서 중앙 정렬로 최적화 */
		text-align: center;
		padding: 35px 24px;
	}
	.action-msg-box {
		display: flex;
		flex-direction: column;
		align-items: center;
		gap: 6px;
	}
	.action-main-msg {
		font-size: 1.2rem !important; /* 모바일 화면에 맞춰 글자 크기 조정 */
		line-height: 1.35;
	}
	.action-sub-msg {
		font-size: 0.82rem !important;
		line-height: 1.4;
	}
	.btn-container {
		width: 100%;
		display: flex;
		justify-content: center;
	}
	.btn-intro-apply {
		width: 100%;
		max-width: 320px; /* 모바일 버튼 가로폭 최대 한도 지정 */
		justify-content: center;
	}
}

@media (max-width: 767px) {
	.intro-guide-wrapper {
		padding-top: 100px;
		padding-bottom: 60px;
	}
	.intro-title {
		font-size: 1.85rem !important;
		letter-spacing: -0.8px !important;
	}
	.intro-visual-space {
		height: auto; /* 내부 컨텐츠 크기에 맞춤 */
		display: flex;
		flex-direction: column;
	}
	#introCosmicCanvas {
		position: relative;
		height: 260px; /* 모바일 높이 지정 */
		width: 100%;
	}
	.intro-overlay-panel {
		position: relative; /* 모바일 환경에서 오버레이 해제 및 정돈 */
		bottom: auto;
		right: auto;
		width: 100%;
		border: none;
		border-top: 1px solid rgba(249, 115, 22, 0.25);
		background: rgba(28, 25, 23, 0.96);
		padding: 20px 24px;
		box-shadow: none;
		box-sizing: border-box;
	}
	.intro-cards-grid {
		grid-template-columns: 1fr;
	}
}