/* 홈페이지 세 번째 섹션 (home_sec4) - KOSCI 스타일 */

/* 기본 애니메이션 키프레임 */
@keyframes textAni {
    0% {
        opacity: 0;
        transform: translateY(100%);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes textAniReverse {
    0% {
        opacity: 1;
        transform: translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateY(100%);
    }
}

@keyframes windMill {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes leftMoveOut {
    0% { transform: translateX(0); opacity: 1; }
    100% { transform: translateX(-100%); opacity: 0; }
}

@keyframes leftMoveIn {
    0% { transform: translateX(100%); opacity: 0; }
    100% { transform: translateX(0); opacity: 1; }
}

@keyframes rightMoveOut {
    0% { transform: translateX(0); opacity: 1; }
    100% { transform: translateX(100%); opacity: 0; }
}

@keyframes rightMoveIn {
    0% { transform: translateX(-100%); opacity: 0; }
    100% { transform: translateX(0); opacity: 1; }
}

@keyframes imgBigger {
    0% { transform: translate(-50%, -50%) scale(1); }
    100% { transform: translate(-50%, -50%) scale(1.1); }
}

/* 세 번째 섹션 오버라이드 - sections.css 충돌 해결 */
.section:nth-child(3) {
    overflow: visible !important; /* sections.css의 overflow: hidden 해제 */
}

/* KOSCI 회사 섹션 */
.kosci-company-section { 
    overflow: visible; /* 이미지가 보이도록 변경 */
    background: #fff;
    height: 100vh;
    position: relative;
    width: 100%;
    display: block !important; /* 강제 표시 */
    opacity: 1 !important;
    visibility: visible !important;
    z-index: 10;
}

.kosci-company-section .kosci-company-slider { 
    height: 100%;
    width: 100%;
    position: relative;
}

/* Slick 기본 슬라이드 표시 강제 */
.kosci-company-section .kosci-company-slider .slick-list,
.kosci-company-section .kosci-company-slider .slick-track {
    height: 100%;
    width: 100%;
}


.kosci-company-section .kosci-company-slider .slick-slide .sp-con .kosci-btnwrap > div a.btn-go-arrow::after {
    content: "";
    display: block;
    width: 20px;
    height: 2px;
    background-color: #000;
    position: absolute;
    right: 0;
    bottom: 8px;
    transform: rotate(45deg);
    transform-origin: right center;
}


.kosci-company-section .kosci-company-slider .slick-slide {
    height: 100vh;
    width: 100%;
    position: relative;
    display: block !important; /* Slick에서 숨겨진 슬라이드 강제 표시 */
}

/* 첫 번째 슬라이드 항상 표시 */
.kosci-company-section .kosci-company-slider .slick-slide:first-child {
    display: block !important;
    opacity: 1 !important;
    visibility: visible !important;
}

.kosci-company-section .kosci-company-slider .slick-slide > div {
    height: 100%;
    width: 100%;
    position: relative;
    display: flex !important;
    align-items: center;
}

/* Slick dots 스타일 */
.kosci-company-section .kosci-company-slider .slick-dots { 
    display: flex !important; 
    align-items: center; 
    position: absolute; 
    left: 70%; 
    bottom: 60px; /* 높이 조정 */
    transform: translateX(-50%);
    z-index: 1000; /* 높은 z-index 설정 */
    list-style: none;
    margin: 0;
    padding: 0;
}

.kosci-company-section .kosci-company-slider .slick-dots li { 
    display: flex; 
    justify-content: center; 
    align-items: center; 
    position: relative; 
    margin-right: 15px; 
    width: 14px; 
    height: 14px;
    list-style: none;
}

.kosci-company-section .kosci-company-slider .slick-dots li button { 
    display: block; 
    width: 8px; 
    height: 8px; 
    border-radius: 50%; 
    border: none; 
    background: #ddd; 
    font-size: 0; 
    line-height: 0; 
    text-indent: -9999px;
    cursor: pointer;
}

.kosci-company-section .kosci-company-slider .slick-dots li.slick-active { 
    width: 30px; 
    height: 30px;
}

.kosci-company-section .kosci-company-slider .slick-dots li.slick-active button { 
    position: absolute; 
    left: 0; 
    top: 0; 
    width: 100%; 
    height: 100%; 
    background: transparent; 
    border-radius: 0;
    animation: windMill 2s linear infinite;
}

.kosci-company-section .kosci-company-slider .slick-dots li.slick-active button:before { 
    content: ""; 
    position: absolute; 
    left: 50%; 
    top: 50%; 
    width: 13px; 
    height: 13px; 
    border-radius: 50%; 
    background: #ffd000;
    transform: translate(-50%, -50%);
}

/* 슬라이드 컨텐츠 */
.kosci-company-section .kosci-company-slider .slick-slide .sp-con { 
    position: absolute; /* relative에서 absolute로 변경 */
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    z-index: 10; 
    max-width: 1460px; 
    width: 90%; 
    height: auto; /* 고정 높이 대신 자동 높이 */
    display: flex;
    align-items: center;
}

.kosci-company-section .kosci-company-slider .slick-slide .sp-con .txtbox { 
    width: 48%; 
    padding-right: 50px;
    position: relative;
    z-index: 15;
}

.kosci-company-section .kosci-company-slider .slick-slide .sp-con h2 { 
    font-size: 4rem; 
    color: #333333; 
    font-weight: 300; 
    line-height: 1.3em; 
    letter-spacing: -0.005em;
    margin-bottom: 30px;
}

.kosci-company-section .kosci-company-slider .slick-slide .sp-con h2 strong { 
    font-weight: 700;
}

.kosci-company-section .kosci-company-slider .slick-slide .sp-con p { 
    font-size: 1.4rem; 
    color: #666; 
    font-weight: 400; 
    line-height: 1.6em;
    margin-bottom: 40px;
}

/* 애니메이션 텍스트 래퍼 */
.kosci-company-section .kosci-company-slider .slick-slide .kosci-ani-txt-wrap { 
    overflow: hidden; 
    display: block;
}

.kosci-company-section .kosci-company-slider .slick-slide .kosci-ani-txt-wrap > span { 
    display: block;
    opacity: 0; /* 기본 숨김 상태 */
    transform: translateY(100%);
    transition: all 0.2s ease; /* 0.4s → 0.2s로 단축 */
}

/* 활성 슬라이드의 텍스트는 표시 - 우선순위는 유지 */
.kosci-company-section .kosci-company-slider .slick-slide.slick-active .kosci-ani-txt-wrap > span {
    opacity: 1;
    transform: translateY(0);
}

/* 첫 번째 슬라이드는 조건부 처리로 변경 */
.kosci-company-section .kosci-company-slider .slick-slide:first-child .kosci-ani-txt-wrap > span {
    /* 기본 상태는 다른 슬라이드와 동일하게 처리 */
    opacity: 0;
    transform: translateY(100%);
    transition: all 0.2s ease; /* 0.4s → 0.2s로 단축 */
}

/* 첫 번째 슬라이드의 버튼도 기본 상태로 처리 */
.kosci-company-section .kosci-company-slider .slick-slide:first-child .sp-con .kosci-btnwrap > div a {
    opacity: 0;
    transform: translateY(100%);
    transition: transform 0.15s cubic-bezier(0.25, 0.46, 0.45, 0.94); /* 0.3s → 0.15s로 단축 */
}

/* 활성 슬라이드가 첫 번째일 때도 강제 표시 */
.kosci-company-section .kosci-company-slider .slick-slide:first-child.slick-active .kosci-ani-txt-wrap > span,
.kosci-company-section .kosci-company-slider .slick-slide.slick-active:first-child .kosci-ani-txt-wrap > span {
    opacity: 1 !important;
    transform: translateY(0) !important;
    transition: none !important;
}

.kosci-company-section .kosci-company-slider .slick-slide:first-child.slick-active .sp-con .kosci-btnwrap > div a,
.kosci-company-section .kosci-company-slider .slick-slide.slick-active:first-child .sp-con .kosci-btnwrap > div a {
    opacity: 1 !important;
    transform: translateY(0) !important;
}

/* 버튼 영역 */
.kosci-company-section .kosci-company-slider .slick-slide .sp-con .kosci-btnwrap { 
    margin-top: 30px;
}

.kosci-company-section .kosci-company-slider .slick-slide .sp-con .kosci-btnwrap > div { 
    width: 100%;
}

.kosci-company-section .kosci-company-slider .slick-slide .sp-con .kosci-btnwrap > div a {
    display: inline-block;
    padding-top: 10px;
    padding-bottom: 20px;
    padding-left: 15px;
    color: #333;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    font-size: 1rem;
    position: relative;
    padding-right: 50px;
    overflow: visible;
    opacity: 0; /* 기본 숨김 상태 */
    transform: translateY(100%);
    transition: transform 0.15s cubic-bezier(0.25, 0.46, 0.45, 0.94); /* 0.3s → 0.15s로 단축 */
}

/* 활성 슬라이드의 버튼은 표시 */
.kosci-company-section .kosci-company-slider .slick-slide.slick-active .sp-con .kosci-btnwrap > div a {
    opacity: 1;
    transform: translateY(0);
}

/* 호버 효과 */
.kosci-company-section .kosci-company-slider .slick-slide .sp-con .kosci-btnwrap > div a:hover {
    transform: translateY(0) translateX(10px) !important;
}

/* 이미지 영역 */
.kosci-company-section .kosci-company-slider .slick-slide .sp-img { 
    position: absolute; 
    right: 0;
    top: 0;
    width: 52%; 
    height: 100vh; /* 명시적으로 100vh 설정 */
    z-index: 5;
    overflow: hidden; /* 이미지 영역만 overflow hidden */
}

.kosci-company-section .kosci-company-slider .slick-slide .sp-img .imgbox { 
    width: 100%; 
    height: 100%;
    position: relative;
    overflow: hidden;
}

.kosci-company-section .kosci-company-slider .slick-slide .sp-img .imgbox img { 
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: transform 0.8s ease;
    min-width: 100%;
    min-height: 100%;
}

/* 반응형 디자인 */
@media (max-width: 1200px) {
    .kosci-company-section .kosci-company-slider .slick-slide .sp-con h2 {
        font-size: 3rem;
    }
    
    .kosci-company-section .kosci-company-slider .slick-slide .sp-con p {
        font-size: 1.2rem;
    }
    
    .kosci-company-section .kosci-company-slider .slick-slide .sp-con .txtbox {
        padding-right: 30px;
    }
}

@media (max-width: 768px) {
    .kosci-company-section .kosci-company-slider .slick-slide .sp-img {
        top: 50%;
        height: 55vh;
        width: 100%;
    }

    /* 세 번째 섹션 모바일 오버라이드 */
    .footer-section {
        overflow: visible !important;
        height: initial !important; /* 고정 높이 유지 */
        min-height: initial !important;
    }
    
    .kosci-company-section {
        height: 100vh; /* 고정 높이 */
        min-height: 100vh;
        overflow: visible;
    }
    
    .kosci-company-section .kosci-company-slider .slick-slide {
        height: 100vh; /* 고정 높이 */
        min-height: 100vh;
        display: block !important; /* 강제 표시 */
        opacity: 1 !important;
        visibility: visible !important;
    }
    
    .kosci-company-section .kosci-company-slider .slick-slide > div {
        height: 100vh; /* 고정 높이 */
        flex-direction: column;
        justify-content: center; /* 중앙 정렬 */
        padding: 20px 0; /* 패딩 대폭 축소 */
        gap: 20px; /* 이미지와 텍스트 간격 */
        display: flex !important; /* 강제 flex 적용 */
    }
    
    .kosci-company-section .kosci-company-slider .slick-slide .sp-con {
        position: relative;
        left: 0;
        top: 25%;
        transform: none;
        flex-direction: column;
        justify-content: flex-start; /* 중앙 정렬 */
        width: 100%;
        padding: 0 20px; /* 좌우 패딩만 */
        text-align: center;
        height: 100vh; /* 전체 높이 사용 */
        gap: 50px; /* 요소 간 간격 */
        display: flex !important; /* 강제 flex 적용 */
    }
    
    .kosci-company-section .kosci-company-slider .slick-slide .sp-con .txtbox {
        width: 100%;
        padding-right: 0;
        margin-bottom: 0; /* 마진 제거 */
        order: 2; /* 이미지 다음에 표시 */
        flex-shrink: 0; /* 축소 방지 */
    }
    
    .kosci-company-section .kosci-company-slider .slick-slide .sp-con h2 {
        font-size: 2.2rem; /* 폰트 크기 약간 축소 */
        margin-bottom: 15px; /* 마진 축소 */
        line-height: 1.2;
    }
    
    .kosci-company-section .kosci-company-slider .slick-slide .sp-con p {
        font-size: 1rem; /* 폰트 크기 축소 */
        margin-bottom: 20px; /* 마진 축소 */
        line-height: 1.4;
    }
    
    .kosci-company-section .kosci-company-slider .slick-slide .sp-img .imgbox img:hover {
        transform: scale(1.02) !important; /* 호버 효과 축소 */
    }
    
    .kosci-company-section .kosci-company-slider .slick-dots {
        bottom: 15px; /* 하단 여백 축소 */
        z-index: 1001;
    }
    
    /* 버튼 스타일 모바일 최적화 */
    .kosci-company-section .kosci-company-slider .slick-slide .sp-con .kosci-btnwrap {
        margin-top: 15px; /* 마진 축소 */
    }
    
    .kosci-company-section .kosci-company-slider .slick-slide .sp-con .kosci-btnwrap > div a {
        padding: 10px 40px 10px 20px; /* 화살표 공간 포함 패딩 조정 */
        font-size: 0.9rem;
    }


    .kosci-company-section .kosci-company-slider .slick-slide .sp-con .kosci-btnwrap > div a.btn-go-arrow::before{
        bottom: 0 !important;
    }

    .kosci-company-section .kosci-company-slider .slick-slide .sp-con .kosci-btnwrap > div a.btn-go-arrow::after{
        bottom: 0 !important;
    }
}

@media (max-width: 480px) {
    .kosci-company-section .kosci-company-slider .slick-dots{
        left: 90%;
    }

    .kosci-company-section .kosci-company-slider .slick-slide .sp-con h2 {
        font-size: 1.8rem; /* 더 작은 화면에서 폰트 축소 */
        margin-bottom: 12px;
    }
    
    .kosci-company-section .kosci-company-slider .slick-slide .sp-con p {
        font-size: 0.9rem;
        margin-bottom: 15px;
    }
    
    .kosci-company-section .kosci-company-slider .slick-slide .sp-con .kosci-btnwrap > div a {
        padding: 8px 36px 8px 16px; /* 화살표 공간 포함 패딩 조정 */
        font-size: 0.85rem;
    }
}

/* 호버 효과 */
.kosci-company-section .kosci-company-slider .slick-slide .sp-con .kosci-btnwrap > div a:hover {
    transform: translateY(0) translateX(10px) !important;
}

/* 화살표 스타일 - 구체적인 선택자 사용 */
.kosci-company-section .kosci-company-slider .slick-slide .sp-con .kosci-btnwrap > div a.btn-go-arrow {
    transition: transform 0.5s ease;
}

.kosci-company-section .kosci-company-slider .slick-slide .sp-con .kosci-btnwrap > div a.btn-go-arrow::before {
    content: "";
    display: block;
    width: 100%;
    height: 2px;
    background-color: #000;
    position: absolute;
    bottom: 8px;
    left: 0;
}

.kosci-company-section .kosci-company-slider .slick-slide .sp-con .kosci-btnwrap > div a.btn-go-arrow:hover {
    transform: translateY(0) translateX(8px) !important;
}