/* reset */
@font-face {
	font-family: 'Pretendard';
	font-weight: 600;
	font-display: swap;
	src: local('Pretendard SemiBold'), url(../fonts/Pretendard-SemiBold.subset.woff2) format('woff2'), url(./woff-subset/Pretendard-SemiBold.subset.woff) format('woff');
}

@font-face {
	font-family: 'Pretendard';
	font-weight: 500;
	font-display: swap;
	src: local('Pretendard Medium'), url(../fonts/Pretendard-Medium.subset.woff2) format('woff2'), url(./woff-subset/Pretendard-Medium.subset.woff) format('woff');
}

@font-face {
	font-family: 'Pretendard';
	font-weight: 400;
	font-display: swap;
	src: local('Pretendard Regular'), url(../fonts/Pretendard-Regular.subset.woff2) format('woff2'), url(./woff-subset/Pretendard-Regular.subset.woff) format('woff');
}

@font-face {
    font-family: 'NanumSquareNeo';
    font-weight: 400;
    src: url(../fonts/NanumSquareNeoTTF-aLt.woff) format("woff");
}

@font-face {
    font-family: 'NanumSquareNeo';
    font-weight: 500;
    src: url(../fonts/NanumSquareNeoTTF-bRg.woff) format("woff");
}
@font-face {
    font-family: 'NanumSquareNeo';
    font-weight: 600;
    src: url(../fonts/NanumSquareNeoTTF-cBd.woff) format("woff");
}
@font-face {
    font-family: 'NanumSquareNeo';
    font-weight: 700;
    src: url(../fonts/NanumSquareNeoTTF-dEb.woff) format("woff");
}


* {margin:0;padding:0;box-sizing: border-box;-webkit-box-sizing: border-box; -moz-box-sizing: border-box;}
html, body {width:100vw; overflow-x: hidden; -webkit-text-size-adjust: none; -ms-user-select: none; -moz-user-select: -moz-none; -webkit-user-select: none; -khtml-user-select: none; user-select:none;}
html, body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, form, fieldset, legend, input, textarea, radio, select, p, button {margin:0; padding:0}
body, th, td, button, input, select, textarea { font-family: 'NanumSquareNeo',AppleSDGothicNeo-Regular,"Helvetica Neue",Roboto,Helvetica, Arial, sans-serif; font-size:18px; color:#333; font-weight:normal; -webkit-appearance: none; -moz-appearance: none; appearance: none;}
a {color: inherit; text-decoration: none; -webkit-tap-highlight-color: rgba(0, 0, 0, 0.1); -webkit-tap-highlight-color: transparent;}
a:hover, a:active, a:focus {text-decoration: none; outline: 0;}
table {border-collapse:collapse; border-spacing:0;}
caption, legend {overflow:hidden; width:0; height:0; text-indent:-9999em; line-height:0; font-size:0}
img {display: block; border: 0; vertical-align: top;}
input, select, textarea {vertical-align: middle;}
select { -webkit-appearance: none; -moz-appearance: none;appearance: none; }
select::-ms-expand { display:none; }
ul, ol, li {list-style: none;}
button {background: none; border: none; box-sizing: border-box; cursor: pointer; -webkit-tap-highlight-color: rgba(0, 0, 0, 0.1); -webkit-tap-highlight-color: transparent;}
em, address {font-style:normal}
input {padding: 16px 0;}
textarea {border: 1px solid #ccc; padding: 4px 16px;}
i {background-repeat: no-repeat; background-position: center; display: inline-block; vertical-align: top;}
table { border-collapse: collapse; border-spacing: 0; width: 100%;}
caption {overflow: hidden;width: 0;height: 0;font-size: 0; line-height: 0;}
th, td { vertical-align: middle;}
b {font-weight: 600;}

.text-left {text-align: left;}
.text-center {text-align: center;}
.text-right {text-align: right;}

.flex-center {display: flex; align-items: center;}

.no-drag {-ms-user-select: none; -moz-user-select: -moz-none; -webkit-user-select: none; -khtml-user-select: none; user-select:none;}
.inner {max-width: 1400px; margin: 0 auto;}

.color-red {color: #F38181;}
.color-blue {color: #47B5FF;}
.color-green {color: #76BA99;}

header {position: fixed; width: 100%; height: 80px; background: linear-gradient(180deg, rgba(0, 0, 0, 0.6) 0%, rgba(0, 0, 0, 0) 100%); backdrop-filter: blur(8px); z-index: 999; transition: background-color 0.3s ease, border-color 0.3s ease, backdrop-filter 0.3s ease;}
header.on {background: none; backdrop-filter: none; border-bottom: 1px solid rgba(255, 255, 255, 0.25);}
header.fixed {background-color: rgba(0, 0, 0, 0.5) !important; backdrop-filter: blur(10px) !important; border-bottom: 1px solid rgba(255, 255, 255, 0.1) !important;}
header.solid { position: static; background: #fff; border-bottom: 1px solid #e2e8f0; }
header.solid nav a { color: #333; }
header .inner {display: flex; align-items: center; padding: 0 40px; height: 100%;}
header .logo {display: block; width: 100px; height: 46px;}
header .logo img {width: 100%; height: auto;}
header nav {position: absolute;left: 50%;transform: translateX(-50%);display: flex;height: 100%;}
header nav a {display: inline-flex;font-size: 18px;font-weight: 600;color: #fff;margin: 0 50px;align-items: center;height: 100%;}
.main-img {width: 100%; height: 100vh; position: relative;}
.main-img video {width: 100%; height: 100%; object-fit: cover;}
.main-img .dim {position: absolute; width: 100%; height: 100%; background: rgba(0, 0, 0, 0.3);}
.main-img .txt {z-index: 5; position: absolute; top: 50%; left: 50%; transform: translateX(-50%)translateY(-50%); font-size: 48px; line-height: 72px; color: #fff; font-weight: 600;}

.business-form {padding: 120px 40px;}
.business-form h2 { font-size: 2.5rem; font-weight: 800; color: #1e293b; margin: 0 0 1rem 0; letter-spacing: -0.02em; text-align: center;}
.business-form .slider {margin-top: 80px; margin-left: -40px;}
.business-form .slider .item {position: relative; border-radius: 20px; overflow: hidden; float: left; height: 500px; margin-left: 40px;}
.business-form .slider .item::before {content: ''; z-index: 1; position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0,0,0,0.6);}
.business-form .slider .item a {display: block; height: 100%;}
.business-form .slider .item .text {position: absolute; left: 0; right: 0; bottom: 0; z-index: 2; padding: 30px 40px;}
.business-form .slider .item p:nth-child(1) {font-size: 30px; color: #eaeaea; margin-bottom: 16px; letter-spacing: 1.2px;}
.business-form .slider .item p {color: #ccc; font-size: 20px; line-height: 28px;}
.business-form .slider .item img {width: 100%; height: 100%; object-fit: cover; transition: cubic-bezier(0.4, 0, 0.2, 1) 0.3s;}
.business-form .slider .item:hover img,
.business-form .slider .item:focus img {scale: 1.08; }
.business-form ul.slick-dots {position: relative; width: calc(100% - 200px); height: 2px; background-color: #cccccc; margin-top: 50px; margin-left: 40px;}
.business-form ul.slick-dots li {transition: ease-in-out 0.3s; float: left; width: 20%; height: 2px; font-size: 0; margin-left: 0;}
.business-form ul.slick-dots li.slick-active {background: #222222;}
.business-form ul.slick-dots li + li {margin-left: 0;}
.business-form ul.slick-dots li button {font-size: 0;}
.business-form ul.slick-dots li:hover,
.business-form ul.slick-dots li:focus {background: #222;}
.business-form .slick-prev {z-index: 1; position: absolute; bottom: -7px; right: 50px; width: 11px; height: 16px; background: url(../img/arr_prev.png) center no-repeat; font-size: 0;}
.business-form .slick-next {z-index: 1; position: absolute; bottom: -7px; right: 15px; width: 11px; height: 16px; background: url(../img/arr_next.png) center no-repeat; font-size: 0;}
.business-form .slide-count {position: absolute; bottom: -5px; right: 100px; font-size: 15px; font-weight: 500; color: #cccccc;}
.business-form .slide-count .slideCountItem {color: #333333;}

.contact-form { background: linear-gradient(135deg, #f8f9fc 0%, #f1f3f8 100%); padding: 80px 20px; text-align: center; } 
.contact-form h2 { font-size: 2.5rem; font-weight: 800; color: #1e293b; margin: 0 0 1rem 0; letter-spacing: -0.02em;} 
.contact-form .sub-title { font-size: 1.125rem; color: #64748b; line-height: 1.6; margin: 0 0 2rem 0; } 
.contact-links { display: flex; justify-content: center; gap: 1rem; margin-bottom: 2.5rem; flex-wrap: wrap; } 
.contact-links .btn-link { display: inline-flex; align-items: center; padding: 12px 24px; background: #ffffff; border: 1px solid #cbd5e1; border-radius: 50px; color: #334155; font-size: 1rem; font-weight: 500; text-decoration: none; transition: all 0.2s ease-in-out; box-shadow: 0 1px 3px rgba(0,0,0,0.05); } 
.contact-links .btn-link:hover { border-color: #3b82f6; color: #2563eb; box-shadow: 0 4px 6px -1px rgba(59,130,246,0.1); transform: translateY(-2px); } 

/* Footer redesign */
footer { background-color: #111827; color: #9ca3af; font-weight: 400; font-size: 14px; padding: 60px 0 40px; border-top: 1px solid #1f2937; }
footer .inner { padding: 0 40px; max-width: 1400px; margin: 0 auto; display: flex; flex-direction: column; gap: 40px; }
footer .footer-top { display: flex; justify-content: space-between; align-items: flex-start; flex-wrap: wrap; gap: 30px; }
footer .logo { width: 120px; opacity: 0.9; margin-bottom: 20px; }
footer .logo img { width: 100%; height: auto; }
footer .info { display: flex; flex-direction: column; gap: 10px; flex: 1; }
footer .info dl { display: flex; gap: 12px; margin: 0; align-items: center; flex-wrap: wrap; }
footer .info dl dt { font-weight: 600; color: #f3f4f6; position: relative; padding-right: 12px; }
footer .info dl dt::after { content: ''; position: absolute; right: 0; top: 50%; transform: translateY(-50%); width: 1px; height: 10px; background: #374151; }
footer dl dd { margin: 0; color: #94a3b8; }
footer .footer-bottom { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 20px; padding-top: 30px; border-top: 1px solid #1f2937; }
footer .copyright { margin: 0; font-size: 13px; color: #6b7280; letter-spacing: 0.5px; }
footer button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font-size: 13px; padding: 12px 24px; font-weight: 600; color: #e5e7eb; background-color: #1f2937; border: 1px solid #374151; border-radius: 50px; transition: all 0.3s ease; }
footer button:hover { background-color: #3b82f6; border-color: #3b82f6; color: #fff; }
footer button img { filter: brightness(0) invert(1); width: 14px; opacity: 0.8; transition: all 0.3s ease; }

.sub-visual {width: 100%; height: 500px; position: relative;}
.sub-visual img {width: 100%; height: 100%; object-fit: cover;}
.sub-visual .dim {position: absolute; width: 100%; height: 100%; background: rgba(0, 0, 0, 0.4);}
.sub-visual .txt {z-index: 5; position: absolute; top: 50%; left: 50%; transform: translateX(-50%)translateY(-50%); font-size: 48px; line-height: 72px; color: #fff; font-weight: 600;}
.sub-visual h2 {z-index: 5; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); font-size: 48px; color: #fff; text-align: center; font-weight: 800; letter-spacing: 2px; margin: 0;}

/* 오시는 길 (Map) */
.map-container { position: relative; width: 100%; height: 450px; margin-top: 40px; background: #fff; border-radius: 20px; overflow: hidden; box-shadow: 0 10px 30px rgba(0,0,0,0.06); border: 1px solid #e2e8f0; }
.map-content { position: absolute; top: 0; left: 0; right: 0; bottom: 0; display: none; opacity: 0; transition: opacity 0.4s ease; }
.map-content.active { display: block; opacity: 1; z-index: 1; }
.map-content iframe { width: 100%; height: 100%; border: none; }
.naver-placeholder { display: flex; flex-direction: column; align-items: center; justify-content: center; height: 100%; background: #f8f9fc; padding: 20px; text-align: center; }
.map-tabs { position: absolute; bottom: 20px; right: 20px; display: flex; gap: 5px; z-index: 10; background: rgba(255, 255, 255, 0.85); padding: 6px; border-radius: 12px; box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1); backdrop-filter: blur(8px); border: 1px solid rgba(255, 255, 255, 0.5); }
.map-tabs button { padding: 8px 16px; font-size: 0.95rem; font-weight: 700; color: #64748b; background: transparent; border: none; border-radius: 8px; cursor: pointer; transition: all 0.3s ease; outline: none; }
.map-tabs button:hover { color: #1e293b; background: rgba(0,0,0,0.03); }
.map-tabs button.active { background: #1c3f73; color: #fff; box-shadow: 0 2px 8px rgba(28, 63, 115, 0.3); }
.btn-map { display: inline-flex; align-items: center; justify-content: center; margin-top: 15px; padding: 14px 32px; background: #03c75a; color: #fff; border-radius: 50px; font-weight: 700; text-decoration: none; transition: 0.3s; box-shadow: 0 4px 15px rgba(3, 199, 90, 0.3); }
.btn-map:hover { background: #02b350; transform: translateY(-2px); box-shadow: 0 6px 20px rgba(3, 199, 90, 0.4); color: #fff; }

/* --- 요즘 느낌의 모던 레이아웃 공통 스타일 --- */
.section { padding: 100px 20px; background: #ffffff; }
.section.light-bg { background: #f8f9fc; }
.section-header { text-align: center; margin-bottom: 60px; }
.section-header .badge { display: inline-block; padding: 6px 16px; background: #1c3f73; color: #fff; border-radius: 30px; font-weight: 600; font-size: 14px; margin-bottom: 15px; letter-spacing: 1px; }
.section-title { font-size: 2.25rem; font-weight: 800; color: #1e293b; margin-bottom: 1rem; letter-spacing: -0.02em; }
.section-desc { font-size: 1.125rem; color: #64748b; line-height: 1.6; max-width: 800px; margin: 0 auto; word-break: keep-all; }

/* 카드 그리드 레이아웃 (Business) */
.grid-layout { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 30px; }
.card { background: #fff; border-radius: 20px; overflow: hidden; box-shadow: 0 10px 30px rgba(0,0,0,0.05); transition: all 0.3s ease; border: 1px solid #f1f3f8; display: flex; flex-direction: column; }
.card:hover { transform: translateY(-8px); box-shadow: 0 20px 40px rgba(0,0,0,0.08); }
.card-img { width: 100%; height: 240px; overflow: hidden; background: #f8f9fc; }
.card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.card:hover .card-img img { transform: scale(1.05); }
.card-body { padding: 30px; flex: 1; display: flex; flex-direction: column; justify-content: center; text-align: center; }
.card-title { font-size: 1.25rem; font-weight: 700; color: #1e293b; margin-bottom: 10px; }
.card-text { font-size: 1rem; color: #64748b; line-height: 1.5; margin: 0; }

/* 철학 카드 (Company) */
.philosophy-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 30px; margin-top: 50px; }
.philosophy-card { text-align: center; padding: 50px 30px; background: #ffffff; border-radius: 24px; box-shadow: 0 4px 20px rgba(0,0,0,0.04); border: 1px solid #f1f3f8; transition: transform 0.3s; }
.philosophy-card:hover { transform: translateY(-5px); border-color: #cbd5e1; }
.philosophy-card h4 { font-size: 1.5rem; color: #1c3f73; margin-bottom: 15px; font-weight: 700; }
.philosophy-card p { color: #475569; font-size: 1rem; line-height: 1.6; margin: 0; }

/* 장비 리스트 레이아웃 (Equipment) */
.project-card { display: flex; flex-direction: row; background: transparent; border-radius: 0; box-shadow: none; margin: 0 auto 100px; max-width: 1200px; border: none; border-bottom: 1px solid #e2e8f0; padding-bottom: 80px; align-items: center; } 
.project-card:last-child { border-bottom: none; } 
.project-gallery {width: 55%; height: 500px; padding: 20px; flex-shrink: 0; position: relative; border-radius: 20px; background: #dce0e9; display: flex; align-items: center; justify-content: center;} 
.project-gallery .slick-slider, .project-gallery .slick-list, .project-gallery .slick-track { width: 100%; height: 100%; }
.project-gallery .slick-slide { display: flex !important; align-items: center; justify-content: center; height: 100%; outline: none; }
.project-gallery img { max-width: 100%; max-height: 100%; margin: 0 auto; object-fit: contain; } 
.project-gallery .slick-arrow { position: absolute; top: 50%; transform: translateY(-50%); z-index: 2; background-color: rgba(255, 255, 255, 0.7); border: none; width: 44px; height: 44px; border-radius: 50%; cursor: pointer; transition: all 0.2s; box-shadow: 0 2px 5px rgba(0,0,0,0.1); font-size: 0; color: transparent; }
.project-gallery .slick-prev { left: 20px; background-image: url('../img/arr_prev_b.png'); background-repeat: no-repeat; background-position: center; }
.project-gallery .slick-next { right: 20px; background-image: url('../img/arr_next.png'); background-repeat: no-repeat; background-position: center; }
.project-gallery .slick-prev:before, .project-gallery .slick-next:before { display: none; }

/* 슬라이더 도트 네비게이션 스타일 */
.project-gallery .slick-dots { position: absolute; bottom: 20px; left: 50%; transform: translateX(-50%); display: flex !important; justify-content: center; gap: 8px; list-style: none; padding: 0; margin: 0; z-index: 10; }
.project-gallery .slick-dots li { margin: 0; }
.project-gallery .slick-dots button { width: 10px; height: 10px; padding: 0; border-radius: 50%; background: rgba(255, 255, 255, 0.5); border: none; font-size: 0; color: transparent; cursor: pointer; transition: all 0.3s ease; box-shadow: 0 1px 3px rgba(0,0,0,0.2); }
.project-gallery .slick-dots button:hover { background: rgba(255, 255, 255, 0.9); }
.project-gallery .slick-dots li.slick-active button { background: #ffffff; width: 24px; border-radius: 5px; }

/* 필터 탭 (Equipment) */
.filter-tab { display: flex; justify-content: center; gap: 10px; margin-bottom: 60px; flex-wrap: wrap; }
.filter-tab li { padding: 12px 24px; background: #f8f9fc; border: 1px solid #e2e8f0; border-radius: 50px; color: #64748b; font-size: 1rem; font-weight: 600; cursor: pointer; transition: all 0.3s ease; }
.filter-tab li:hover { background: #e2e8f0; color: #1e293b; }
.filter-tab li.on { background: #1c3f73; color: #fff; border-color: #1c3f73; box-shadow: 0 4px 10px rgba(28, 63, 115, 0.2); }

.project-info { width: 40%; padding: 0 0 0 60px; display: flex; flex-direction: column; justify-content: center; }
.project-info h3 { text-align: left; font-size: 1.75rem; color: #0f172a; margin-bottom: 30px; font-weight: 800; border-bottom: none; padding-bottom: 0; line-height: 1.3; }
.info-list { display: flex; flex-direction: column; list-style: none; margin: 0; padding: 0; }
.info-item { display: flex; flex-direction: row; align-items: flex-start; padding: 18px 0; border-bottom: 1px solid #f1f3f8; background: transparent; border-radius: 0; }
.info-item:first-child { border-top: 1px solid #f1f3f8; }
.info-item dt { width: 140px; flex-shrink: 0; font-size: 1.125rem; color: #64748b; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; padding-top: 2px; margin: 0; }
.info-item dd { font-size: 1.125rem; color: #1e293b; font-weight: 500; margin: 0; line-height: 1.5; word-break: keep-all; }

/* Annual Production Capacity (Business 하단 슬라이더 개선) */
.slider-nav { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.slider-nav li { background: #fff; padding: 40px 30px; border-radius: 20px; box-shadow: 0 4px 20px rgba(0,0,0,0.05); text-align: left; }
.slider-nav li em { display: block; font-style: normal; font-size: 1.25rem; font-weight: 700; color: #1c3f73; margin-bottom: 16px; }
.slider-nav li span { display: block; color: #64748b; font-size: 1rem; line-height: 1.6; }

/* 통합 반응형 (모바일, 태블릿) 디자인 */
@media(max-width: 768px) {
    /* 헤더 */
    header { height: 60px; }
    header .inner { padding: 0 20px; justify-content: space-between; }
    header .logo { width: 80px; z-index: 10; }
    header nav { position: static; transform: none; width: auto; justify-content: flex-end; }
    header nav a { margin: 0 0 0 15px; font-size: 13px; }
    
    /* 비주얼 영역 */
    .main-img .txt { font-size: 32px; line-height: 1.4; width: 100%; text-align: center; }
    .sub-visual { height: 300px; }
    .sub-visual h2 { font-size: 32px; }
    
    /* 섹션 (Business, Company) */
    .section { padding: 60px 20px; }
    .section-header { margin-bottom: 40px; }
    .section-title { font-size: 1.75rem; }
    .grid-layout, .slider-nav { grid-template-columns: 1fr; gap: 20px; }
    
    /* 슬라이더 (Business) */
    .business-form { padding: 60px 20px; }
    .business-form h2 { font-size: 22px; }
    .business-form .slider { margin-top: 40px; margin-left: -10px; }
    .business-form .slider .item { margin-left: 10px; height: 350px; }
    .business-form .slider .item .text { padding: 20px; }
    .business-form .slider .item p:nth-child(1) { font-size: 22px; margin-bottom: 8px; }
    .business-form .slider .item p { font-size: 15px; line-height: 1.4; }
    .business-form ul.slick-dots { width: calc(100% - 100px); margin-left: 10px; margin-top: 30px; }
    .business-form .slide-count { right: 40px; bottom: -8px; font-size: 13px; }
    .business-form .slick-prev { right: 20px; bottom: -10px; }
    .business-form .slick-next { right: 0px; bottom: -10px; }
    
    /* Contact & Footer */
    .contact-form { padding: 60px 20px; }
    .contact-form h2 { font-size: 22px; }
    .contact-links { flex-direction: column; gap: 10px; }
    .contact-links .btn-link { justify-content: center; }
    .map-container { height: 380px; }
    .map-tabs { bottom: 15px; right: 15px; }
    
    /* 실적/장비 (Equipment) */
    .project-card {
        flex-direction: column;
        padding-bottom: 60px;
        margin-bottom: 60px;
    }
    .project-gallery, .project-info { width: 100%; }
    .project-gallery { height: 350px; padding: 0; }
    .project-info { padding: 40px 0 0 0; }
    .project-info h3 { font-size: 1.5rem; margin-bottom: 20px; }
    .project-gallery img { max-height: 300px; }
    .info-item { flex-direction: column; gap: 8px; padding: 15px 0; }
    .info-item dt {
        width: auto;
        padding-top: 0;
    }
    
    /* Footer */
    footer { padding: 40px 0 30px; }
    footer .inner { padding: 0 20px; gap: 30px; }
    footer .footer-top { flex-direction: column; gap: 20px; }
    footer .logo { margin-bottom: 0; }
    footer .info dl { flex-direction: column; align-items: flex-start; gap: 4px; }
    footer .info dl dt::after { display: none; }
    footer .footer-bottom { flex-direction: column-reverse; align-items: flex-start; padding-top: 20px; }
}

@media(max-width: 480px) {
    header nav a { margin: 0 0 0 10px; font-size: 12px; }
    .business-form .slider .item { height: 300px; }
}