* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    user-select: none;
}

/**
영역 공통으로 관리
**/
.title-container > h2 {
    text-align: center;
    font-family: 'Orbitron', sans-serif;
    font-size: 3.35rem;
    font-weight: 500;
    color: #F7F7F7;
}

/* 섹션1 */
.first-section {
    width: 100%;
    height: 90vh;
    background-color: #111111;
}

.first-section .content-container{
    position: relative;
    overflow: hidden;
    justify-content: center;
    align-items: center;
    height: 100%;
    width: 100%;
}

.first-section .content-container .hero-image {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top center;
    z-index: 0;
}


.first-section .content-container::after {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 1;
    background:
        linear-gradient(to bottom, rgba(11,11,11,1) 14%, transparent 40%),
        linear-gradient(to top, rgba(12,12,12,1) -1%, transparent 11%);
    pointer-events: none;
}

.index-container {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    background-color: #121212;
}

/* 섹션2 */
.about-section {
    display: flex;
    justify-content: center;
    width: 100%;
    background-color: #121212;
    padding: 14rem 0;
}

.about-section .about-container {
    display: flex;
    position: relative;
    justify-content: space-between;
    flex-direction: row-reverse;
    align-items: center;
    width: 83.2%;
    max-width: 1584px;
}

.about-section .content-container {
    position: absolute;
    top: 0;
    bottom: 10%;
    left: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 2.3rem;
}

.about-section .title-container h2 {
    font-weight: 700;
    text-align: start;
}

.about-section .text-container p {
    font-size: 1.4rem;
    font-weight: 500;
    font-family: 'Pretendard Variable', 'Pretendard', sans-serif;
    line-height: 32px;
    color: #F7F7F7;
    white-space: pre-line;
}

.about-section .text-container p:empty {
    display: none;
}

/* 웹/모바일 본문 분리 — 기본(웹)은 모바일용 문단 숨김 (모바일 스왑은 479 미디어쿼리) */
.about-section .text-container .about-text-mobile {
    display: none;
}

/* 웹 문단(text1/2/3) 사이 간격 — 모바일 단일 문단(.about-text-mobile)에는 적용 안 됨 */
:lang(ko) .about-section .text-container .about-text-desktop + .about-text-desktop {
    margin-top: 1.2rem;
}

.about-section .button-container button {
    background-color: #60E0E0;
    color: #1E1E1E;
    border: none;
    border-radius: 4px;
    padding: 0.75rem 3rem;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 1.125rem;
    font-weight: 500;
    font-family: 'Pretendard Variable', 'Pretendard', sans-serif;
    cursor: pointer;
}

.about-section .content-container .mobile-break {
    display: none;
}

.about-section .content-container .desktop-break {
    display: block;
}

.about-section .image-container {
    width: 55%;
}

.about-section .image-container img {
    width: 100%;
}

/* sema 섹션 */
.sema-section {
    width: 100%;
    box-sizing: border-box;
    background-color: #121212;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-bottom: 6.6875rem;
    max-width: 1280px;
}

.sema-header > h2{
    font-weight: 400;
}

.sema-header {
    display: flex;
    flex-direction: column;
    font-family: 'Orbitron', sans-serif;
    font-weight: 500;
    gap: 1.3125rem;
    padding: 35px 0;
}

.sema-header > h2 {
    font-size: 1rem;
    text-align: center;
    color: #60E0E0;
}

.sema-image {
    box-sizing: border-box;
    width: 100%;
    display: flex;
    justify-content: center;
    padding: 35px 0;
}

.sema-image video {
    display: block;
    width: 95%;
    border-radius: 20px;
}

/* 섹션3 */
.product-section {
    display: flex;
    flex-direction: column;
    gap: 22px;
    overflow-x: hidden;
    padding-bottom: 16.35rem;
    width: 100%;
    max-width: 1905px;
}

.product-section .title-container {
    text-align: center;
    padding-bottom: 3.5rem;
}

.product-section .product-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 19px 8px;
    width: 83%;
    max-width: 1536px;
    margin: 0 auto;
}

.product-section .product-card {
    position: relative;
    border-radius: 1rem;
    overflow: hidden;
    cursor: default;
    aspect-ratio: 306 / 229;
}

.product-section .product-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 1) 0%, transparent 30%);
    z-index: 1;
    pointer-events: none;
    border-radius: 1rem;
}

.product-section .product-card .product-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-section .product-card img {
    width: 100%;
    display: block;
}

.product-section .product-blur {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.product-section .product-card img.product-text {
    position: absolute;
    bottom: 4.2rem;
    left: 2rem;
    pointer-events: none;
    z-index: 2;
}

/* 제품별 텍스트 이미지 크기 */
.product-section .product-card:nth-child(1) img.product-text { width: 49%; } /* COAT */
.product-section .product-card:nth-child(2) img.product-text { width: 37%; } /* M */
.product-section .product-card:nth-child(3) img.product-text { width: 67%; } /* PHANTOM */
.product-section .product-card:nth-child(4) img.product-text { width: 37%; } /* X */
.product-section .product-card:nth-child(5) img.product-text { width: 85%; } /* COLORSHIELD */
.product-section .product-card:nth-child(6) img.product-text { width: 56%; } /* VISION */

.product-section .product-link {
    position: absolute;
    bottom: 1.8rem;
    left: 2rem;
    cursor: pointer;
    z-index: 2;
    text-decoration: none;
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    padding-bottom: 0.25em;
    border-bottom: 1.5px solid rgba(255, 255, 255, 0.9);
}

.product-section .product-link .chevron {
    display: inline-block;
    width: 0.6em;
    height: 0.6em;
    border-right: 2px solid rgba(255, 255, 255, 0.9);
    border-top: 2px solid rgba(255, 255, 255, 0.9);
    transform: rotate(45deg);
    margin-left: 0.7em;
    margin-bottom: 0.1em;
}

/* 섹션4 */
.feature-section {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5.6rem;
    width: 85%;
    max-width: 1536px;
    padding-bottom: 120px;
}

.feature-section .title-container {
    display: grid;
    gap: 1.5rem;
}

.feature-section .title-container h2 {
    white-space: nowrap;
}

.feature-section .title-container p {
    text-align: center;
    color: #F7F7F7;
    font-size: 1.4rem;
    font-weight: 500;
    font-family: 'Pretendard Variable', 'Pretendard', sans-serif;
}

.feature-section .car-container {
    position: relative;
    width: 100%;
    padding-top: 0.8rem;
    aspect-ratio: 1536 / 600;
}

.feature-section .car-parts-container {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
    column-gap: 31px;
    width: 100%;
}

.feature-section .car-part-container {
    flex: 1;
    aspect-ratio: 156 / 83;
    width: 100%;
    height: auto;
}

strong {
    position: absolute;
    top: 23px;
    font-size: xxx-large;
    text-align: center;
    width: 32%;
}

.feature-section .car-card {
    max-width:  491px;
    width: 100%;
}

.feature-section .car-card img{
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 20px;
}

.feature-section .car-surface-container {
    position: absolute;
    inset: 0;
    top: 0;
    width: 100%;
    height: 109%;
}


.feature-section .car-surface {

    width: 15%;
    transform: translate(-50%, -50%);
    stroke-width: 0.8px;
    stroke: #FFF;
}

.feature-section .car-surface img {
    width: 100%;
    height: auto;
    border-radius: 20px;
}

#car-surface-1 {
    position: absolute;
    top: 60%;
    left: 17%;
    width: 17.5%;
}

#car-surface-2 {
    width: 6%;
    position: absolute;
    top: 61.5%;
    left: 28.4%;
}

#car-surface-3 {
    position: absolute;
    top: 58%;
    left: 50%;
    width: 30%;
}

#car-surface-4 {
    position: absolute;
    top: 59.5%;
    left: 81.2%;
    width: 23%;
}

/* 섹션5 */
.construction-section {
    width: 100%;
    background-color: #121212;
    display: flex;
    justify-content: center;
    padding: 4rem 0;
}

.construction-section .construction-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 90%;
    max-width: 1457px;
}

.construction-section .title-container {
    display: flex;
    align-items: center;
    flex-direction: column;
    gap: 2rem;
    margin-bottom: 2rem;
}

.construction-section .title-container p {
    color: #F7F7F7;
    font-size: 1.4rem;
    font-weight: 500;
    font-family: 'Pretendard Variable', 'Pretendard', sans-serif;
    white-space: pre-line;
    text-align: center;
}

.construction-section .image-container {
    display: flex;
    width: 100%;
}


.construction-section .image-container .layer-item{
    flex: 1 1 0;
    min-width: 0;
    display: flex;
    align-items: center;
    transform: translateX(7%);
}

.construction-section .image-container .layer-detail-item{
    flex: 1 1 0;
    min-width: 0;
    display: flex;
    align-items: center;
    transform: translateX(-7%);
}

.construction-section .image-container picture img {
    width: 100%;
}

/* 섹션7 */
.help-section {
    background-color: #121212;
    position: relative;
    display: flex;
    justify-content: center;
    width: 100%;
    padding: 3rem 0;
}

.help-container {
    position: relative;
    width: 83%;
    max-width: 1457px;
}

.help-section .image-container {
    display: flex;
    width: 100%;
    min-height: 300px;
}

.help-section .image-container picture {
    width: 100%;
}

.help-section img {
    width: 100%;
    display: block;
}
.help-section .content-container {
    position: absolute;
    top: 2%;
    width: 50%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    left: 25%;
    color: #1e1e1e;
    z-index: 2;
    background: transparent;
}

.help-section .title-container {
    margin-bottom: 1.4rem
}

.help-section .text-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 2rem;
}

.help-section .text-container p {
    font-size: 1.4rem;
    font-weight: 500;
    font-family: 'Pretendard Variable', 'Pretendard', sans-serif;
    line-height: 1.7rem;
    color: #F7F7F7;
    text-align: center;
}

.help-section .content-container .button-container {
    width: 10rem;
}

.help-section .content-container button {
    background-color: #60E0E0;
    color: #1E1E1E;
    border: none;
    border-radius: 4px;
    padding: 0.65rem 0;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 1.125rem;
    font-weight: 500;
    font-family: 'Pretendard Variable', 'Pretendard', sans-serif;
    cursor: pointer;
    width: 100%;
}

.mobile-break {
    display: none;
}

@media (max-width: 1524px) {
    .sema-image video {
        width: 75%;
    }

    .help-section .content-container button {
        font-size: 1rem;
    }
}

@media (max-width: 1367px) {
    strong {
        font-size: xx-large;
    }
}

@media (max-width: 1140px) {
    .construction-section .construction-container {
        width: 100%;
    }
    .help-container {
        width: 100%;
    }
}

/* 1024px 이하 */
@media (max-width: 1024px) {
    /**
    영역 공통으로 관리
    **/
    .title-container {
        font-size: 24px;
    }

    #blur-top {
        top: 86px;
    }

    .about-section .about-container {
        width: 90%;
    }

    .about-section .content-container {
        top: -30%;
        width: 70%;
    }

    .sema-image video {
        width: 90%;
    }

    .product-section .product-grid {
        grid-template-columns: repeat(2, 1fr);
        width: 90%;
    }

    .feature-section {
        width: 90%;
    }
}

@media (max-width: 930px) {
    strong {
        font-size: x-large;
    }
    .help-section {
        padding: 5.25rem 0 0;
    }

    .help-section .content-container {
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        white-space: nowrap;
    }

    .help-section .text-container {
        padding-right: 0;
    }

    .help-section .text-container p {
        text-align: center;
    }

    .help-section .text-container .mobile-break {
        display: block;
    }

    .help-section .content-container button {
        font-size: 1.3rem;
    }
}

@media (max-width: 768px) {
    .title-container h2 {
        font-size: 1.4rem;
    }

    #blur-top {
        top: 71px;
    }

    .about-section {
        padding: 8rem 0;
    }

    .about-section .about-container {
        width: 90%;
    }

    .about-section .content-container {
        gap: 1.5rem;
        top: -15%;
        width: auto;
    }

    .about-section .text-container p {
        font-size: 1.05rem;
        line-height: 16px;
    }

    .about-section .button-container button {
        color: var(--button-text-color);
        font-size: 0.8rem;
        padding: 0.5rem 2rem;
    }

    .about-section .image-container {
        width: 60%;
    }

    .about-section .content-container .mobile-break {
        display: block;
    }

    .about-section .content-container .desktop-break {
        display: none;
    }

    .sema-section {
        padding-bottom: 7.6875rem;
    }

    .sema-image video {
        width: 100%;
    }

    .product-section {
        padding-bottom: 3rem;
    }
    .product-section .product-grid {
        grid-template-columns: 1fr;
        width: calc(100% - 62px);
        gap: 25px;
    }
    .product-section .product-card {
        aspect-ratio: 313 / 160;
    }
    .product-section .product-card img.product-text {
        bottom: 6rem;
        left: 2rem;
    }

    .product-section .product-card:nth-child(1) img.product-text { width: 49%; } /* COAT */
    .product-section .product-card:nth-child(2) img.product-text { width: 37%; } /* M */
    .product-section .product-card:nth-child(3) img.product-text { width: 67%; } /* PHANTOM */
    .product-section .product-card:nth-child(4) img.product-text { width: 37%; } /* X */
    .product-section .product-card:nth-child(5) img.product-text { width: 85%; } /* COLORSHIELD */
    .product-section .product-card:nth-child(6) img.product-text { width: 56%; } /* VISION */

    .product-section .product-link {
        bottom: 2rem;
        left: 2rem;
        font-size: 1.3rem;
        font-weight: 500;
    }

    .feature-section {
        gap: 1rem;
        width: 85%;
        padding-bottom: 0;
    }

    .feature-section .title-container p {
        font-size: 1.2rem;
    }

    .feature-section .car-parts-container {
        column-gap: 7px;
    }

    .feature-section .car-surface-container {
        height: 118%;
    }

    strong {
        display: none;
    }

    .feature-section .car-card img {
        border-radius: 10px;
    }

    #car-surface-1 {
        top: 57%;
    }

    #car-surface-2 {
        top: 57%;
    }

    #car-surface-3 {
        top: 55%;
    }

    #car-surface-4 {
        top: 57%;
    }

    .construction-section {
        justify-content: unset;
        gap: 4rem;
        padding-bottom: 0;
    }

    .construction-section .title-container {
        margin-bottom: 0;
    }

    .construction-section .title-container p {
        font-size: 1.05rem;
        text-align: center;
    }

    .construction-section .title-container .mobile-break {
        display: block;
    }

    .construction-section .image-container .layer-item {
        filter: var(--img-filter-with-text);
        flex: 0 0 100%;
        min-width: auto;
        width: 100%;
        transform: none;
    }

    .construction-section .image-container .layer-detail-item {
        filter: var(--img-filter-with-text);
        flex: 0 0 100%;
        min-width: auto;
        width: 100%;
        transform: none;
    }

    .construction-section .image-container {
        flex-wrap: wrap;
        width: 90%;
    }

    .sema-section {
        width: 90%;
        margin: 0 auto;
    }

    .help-section .text-container p {
        font-size: 1.05rem;
    }

    .help-section .text-container {
        margin-bottom: 1rem;
    }

    .help-section .content-container button {
        font-size: 1rem;
        padding: 0.4rem 0;
    }

}

/* Korean: Paperlogy */
:lang(ko) .title-container h2:not([lang="en"]),
:lang(ko) .title-container p:not([lang="en"]),
:lang(ko) .about-section p:not([lang="en"]),
:lang(ko) .feature-section p:not([lang="en"]),
:lang(ko) .construction-section p:not([lang="en"]),
:lang(ko) .help-section p:not([lang="en"]),
:lang(ko) .help-section button:not([lang="en"]) {
    font-family: 'Paperlogy', sans-serif;
}

:lang(ko) .about-section .text-container p:not([lang="en"]),
:lang(ko) .feature-section .title-container p:not([lang="en"]),
:lang(ko) .construction-section .title-container p:not([lang="en"]) {
    font-weight: 300;
}

@media (min-width: 480px) and (max-width: 1024px) {
    :lang(ko) .title-container { font-size: 24px; }
    :lang(ko) .help-section .content-container button { font-size: 1rem; }
}

@media (min-width: 480px) and (max-width: 768px) {
    :lang(ko) .title-container h2 { font-size: 1.4rem; }
    :lang(ko) .about-section .text-container p { font-size: 1.05rem; line-height: 16px; }
    :lang(ko) .about-section .button-container button { font-size: 0.8rem; }
    :lang(ko) .feature-section .title-container p { font-size: 1.2rem; }
    :lang(ko) .construction-section .title-container p { font-size: 1.05rem; }
    :lang(ko) .help-section .text-container p { font-size: 1.05rem; }
    :lang(ko) .help-section .content-container button { font-size: 1rem; }
}

@media (max-width: 479px) {
    .first-section {
        height: auto;
    }

    #blur-bottom {
        top: 250px;
        height: 5%;
    }

    .first-section .content-container {
        padding-top: 10rem;
        padding-bottom: 10rem;
    }

    .first-section .text-container {
        font-size: 6.125rem;
    }

    .first-section .button-container button {
        font-size: 1.3rem;
        width: 11rem;
    }

    #blur-top {
        top: 54px;
        height: 58px
    }

    .about-section {
        padding: 10rem 0 5rem;
    }

    .about-section .about-container {
        flex-direction: column;
        align-items: center;
        gap: 4.27vw;
        width: 100%;
    }

    .about-section .about-container .content-container {
        position: relative;
        z-index: 1;
        width: 68.27vw;
        align-self: center;
        align-items: flex-start;
        gap: 4.27vw;
    }

    :lang(ko) .about-section .about-container .content-container {
        width: 72vw;
    }

    :lang(ko) .about-section .text-container p {
        font-size: 2.5vw;
        line-height: 1.406;
        letter-spacing: -0.01em;
        color: #f2f2f2;
    }

    .about-section .title-container h2 {
        font-size: 4.27vw;
    }

    .about-section .text-container {
        width: 100%;
    }

    .about-section .text-container .about-text-desktop {
        display: none;
    }

    .about-section .text-container .about-text-mobile {
        display: block;
    }

    .about-section .text-container p {
        font-size: 3.2vw;
        line-height: normal;
    }

    .about-section .button-container button {
        width: 25.6vw;
        padding: 1.2vw 0;
        font-size: 2.67vw;
        line-height: 1.2;
        color: #121212;
    }

    .about-section .image-container {
        position: relative;
        z-index: 0;
        width: 79.73vw;
        margin-top: -32vw;
    }

    /* 이미지 상단 그림자 레이어 (Figma "Image Overlay Center", 116/200 = 상단 58%) */
    .about-section .image-container::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 58%;
        background: linear-gradient(180deg, #121212 0%, rgba(18, 18, 18, 0.57) 46.63%, rgba(43, 43, 43, 0) 100%);
        pointer-events: none;
        z-index: 1;
    }

    .sema-header {
        gap: 2.13vw;
        padding: 0;
    }

    .sema-header > h2 {
        font-size: 3.2vw;   /* 12/375 */
        line-height: 1.25;  /* 15/12 */
    }

    .sema-header .title-container h2 {
        font-size: 4.27vw;  /* 16/375 */
        line-height: 1.25;  /* 20/16 */
        color: #FFFFFF;
    }

    .sema-image {
        padding: 4.27vw 0 0;
    }

    .sema-image video {
        width: 83.47vw;          /* 313/375 */
        border-radius: 3.47vw;   /* 13/375 */
    }

    .product-section {
        gap: 5.33vw;
    }

    .product-section .title-container {
        padding-bottom: 0;
    }

    .product-section .title-container h2 {
        font-size: 4.27vw;
    }

    .product-section .product-grid {
        width: 83.47vw;
        gap: 5.33vw;
    }

    .product-section .product-card,
    .product-section .product-card::after {
        border-radius: 2.13vw;
    }

    .product-section .product-card img.product-text {
        bottom: 15.73vw;         /* 59/375 */
        left: 6.13vw;            /* 23/375 */
    }

    .product-section .product-link {
        bottom: 6.13vw;          /* 23/375 */
        left: 6.13vw;            /* 23/375 */
        font-size: 3.73vw;       /* 14/375 */
    }

    .feature-section {
        gap: 4.27vw;
    }

    .feature-section .title-container {
        padding-right: 0;
        gap: 4.27vw;
    }

    .feature-section .title-container h2 {
        font-size: 4.27vw;  /* 16/375 */
        white-space: normal;
        line-height: 1.1;
    }

    .feature-section .title-container .mobile-break {
        display: block;
    }

    .feature-section .title-container p {
        font-size: 3.2vw;   /* 12/375 */
    }

    .feature-section .car-parts-container {
        column-gap: 1.87vw; /* 7/375 */
    }

    .feature-section .car-card img {
        border-radius: 2.93vw;  /* 11/375 */
    }

    #car-surface-1 {
        top: 57%;
    }

    #car-surface-2 {
        top: 57%;
    }

    #car-surface-3 {
        top: 53%;
    }

    #car-surface-4 {
        top: 55%;
    }

    .construction-section {
        padding-top: 6rem;
    }

    .construction-section .construction-container {
        gap: 4.27vw;        /* 16/375 — 헤더↔이미지 */
    }

    .construction-section .title-container {
        gap: 2.67vw;        /* 10/375 — 타이틀↔설명 살짝 좁힘 */
    }

    .construction-section .title-container h2 {
        font-size: 4.27vw;  /* 16/375 (Construction Title) */
    }

    .construction-section .title-container p {
        font-size: 3.2vw;   /* 12/375 (Construction Description) */
        line-height: 1.5;   /* 줄 간격 약간 넓힘 */
    }

    .construction-section .image-container {
        flex-direction: column;
        align-items: center;
        gap: 4.27vw;        /* 16/375 */
    }

    .construction-section .image-container .layer-item {
        flex: none;
        width: 74.13vw;     /* 278/375 */
    }

    .construction-section .image-container .layer-detail-item {
        flex: none;
        width: 84.53vw;     /* 317/375 */
    }

    .help-section .content-container {
        top: 42%;
    }

    .help-section .title-container {
        margin-bottom: 2.67vw;  /* 타이틀↔설명 간격 좁힘 */
    }

    .help-section .title-container h2 {
        font-size: 4.27vw;   /* 16/375 (Contact Title) */
        line-height: 1.1;    /* 타이틀 박스 타이트 → 설명과 간격 좁힘 */
    }

    .help-section .text-container {
        margin-bottom: 4vw;  /* 15/375 — 설명↔버튼 */
    }

    .help-section .text-container p {
        font-size: 3.2vw;    /* 12/375 (Contact Description) */
        line-height: 1.17;   /* 14/12 (Figma) — base 1.7rem 보정 */
    }

    .help-section .content-container .button-container {
        width: 25.07vw;      /* 94/375 */
    }

    .help-section .content-container button {
        padding: 1.2vw 0;    /* height ≈ 20px */
        font-size: 2.4vw;    /* 9/375 */
        line-height: 1.22;   /* 11/9 */
        color: #121212;
    }
}