@charset "utf-8";

/* =================================================================
   매트BNA 서브페이지 전용 스타일 시트 (고도화 버전)
   파일명: /css/contents.css
   작성 기준: 01-3 ~ 01-7 품질 지침 준수, page scope 엄격화, min-width/height 배제
   ================================================================= */

/* =========================================
   1. 서브페이지 공통 Hero (Page Top)
   ========================================= */
.page-hero {
    position: relative;
    width: 100%;
    height: 400px;
    background: #101827;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    isolation: isolate;
    --page-hero-image: url("../img/main_slide/m1.png");
}

.page-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    background-image: linear-gradient(90deg, rgba(11, 22, 38, 0.82) 0%, rgba(20, 48, 79, 0.62) 48%, rgba(20, 48, 79, 0.34) 100%), var(--page-hero-image);
    background-position: center;
    background-size: cover;
    z-index: -2;
}

.page-hero::after {
    content: "";
    position: absolute;
    inset: auto 0 0 0;
    height: 36%;
    background: linear-gradient(180deg, rgba(16, 24, 39, 0) 0%, rgba(16, 24, 39, 0.58) 100%);
    z-index: -1;
}

.page-hero--about {
    --page-hero-image: url("../img/subpage-generated/bna-about-diagnosis.webp");
}

.page-hero--removal {
    --page-hero-image: url("../img/subpage-generated/bna-removal-lift.webp");
    background-position: center;
}

.page-hero--install {
    --page-hero-image: url("../img/subpage-generated/bna-install-complete.webp");
}

.page-hero--onestop {
    --page-hero-image: url("../img/subpage-generated/bna-onestop-care.webp");
}

.page-hero__inner {
    position: relative;
    color: var(--color-white);
    padding: 0 24px;
    max-width: 920px;
}

.page-hero__eyebrow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 14px;
    color: var(--color-primary);
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0;
    text-transform: uppercase;
}

.page-hero__title {
    font-size: 44px;
    font-weight: 800;
    letter-spacing: 0;
    margin-bottom: 12px;
    line-height: 1.2;
}

.page-hero__text {
    font-size: 18px;
    font-weight: 500;
    opacity: 0.92;
    word-break: keep-all;
    line-height: 1.6;
}

.page-hero__text span {
    color: var(--color-primary);
    font-weight: 700;
}

@media (max-width: 1024px) {
    .page-hero {
        height: 320px;
    }
    .page-hero__title {
        font-size: 32px;
    }
    .page-hero__text {
        font-size: 16px;
    }
}

@media (max-width: 768px) {
    .page-hero {
        height: 260px;
    }
    .page-hero__eyebrow {
        font-size: 11px;
        margin-bottom: 10px;
    }
    .page-hero__title {
        font-size: 26px;
    }
    .page-hero__text {
        font-size: 14px;
        line-height: 1.4;
    }
}

/* =========================================
   2. 회사소개 페이지 (.page-about)
   ========================================= */
.page-about {
    padding: 100px 0 150px 0; /* 모바일 퀵메뉴 세이프 패딩 포함 */
    word-break: keep-all;
    overflow-wrap: break-word;
}

.about-intro {
    display: flex;
    align-items: center;
    gap: 80px;
    margin-bottom: 120px;
}

.about-intro__media {
    flex: 1;
    aspect-ratio: 4 / 3;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 20px 44px rgba(20, 48, 79, 0.08);
    border: 1px solid var(--color-border);
    background: #eef2f7;
}

.about-intro__media img,
.service-overview__media img,
.service-features__media img,
.service-steps__card-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-intro__content {
    flex: 1.2;
}

/* Eyebrow & Title styled via unified subpage headers */

.about-intro__text {
    font-size: 17px;
    color: var(--color-text-body);
    line-height: 1.8;
}

.about-intro__text p {
    margin-bottom: 16px;
}

.about-intro__text p:last-child {
    margin-bottom: 0;
}

@media (max-width: 1024px) {
    .page-about {
        padding: 60px 0 120px 0;
    }
    .about-intro {
        flex-direction: column;
        gap: 40px;
        margin-bottom: 80px;
    }
    .about-intro__title {
        font-size: 30px;
    }
    .about-intro__text {
        font-size: 16px;
    }
}

/* 4대 강점 Grid */
.about-strengths {
    background: var(--color-bg-light);
    padding: 100px 0;
    margin-bottom: 0;
}

.strengths-list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 50px;
}

.strength-card {
    background: var(--color-white);
    padding: 36px 24px;
    border-radius: 8px;
    box-shadow: 0 15px 30px rgba(20, 48, 79, 0.03);
    border: 1px solid var(--color-border);
    text-align: center;
    transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1), box-shadow 0.3s ease;
}

.strength-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 25px 45px rgba(20, 48, 79, 0.08);
    border-color: var(--color-primary);
}

.strength-card__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 70px;
    height: 70px;
    border-radius: 8px;
    background: rgba(134, 202, 183, 0.1);
    color: var(--color-primary);
    margin-bottom: 24px;
    transition: background 0.3s, color 0.3s;
}

.about-credibility {
    padding: 100px 0;
}

.credibility-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 50px;
}

.credibility-card {
    position: relative;
    padding: 36px 28px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    background: #fff;
    box-shadow: 0 15px 34px rgba(20, 48, 79, 0.04);
}

.credibility-card__num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    margin-bottom: 22px;
    border-radius: 8px;
    background: var(--color-navy);
    color: var(--color-white);
    font-size: 13px;
    font-weight: 800;
}

.credibility-card__title {
    margin-bottom: 12px;
    color: var(--color-navy);
    font-size: 20px;
    font-weight: 800;
    line-height: 1.35;
}

.credibility-card__text {
    color: var(--color-text-body);
    font-size: 15px;
    line-height: 1.7;
}

@media (max-width: 1024px) {
    .about-credibility {
        padding: 70px 0;
    }
    .credibility-grid {
        grid-template-columns: 1fr;
        gap: 18px;
    }
}

.strength-card:hover .strength-card__icon {
    background: var(--color-primary);
    color: var(--color-white);
}

.strength-card__icon i,
.strength-card__icon span {
    font-size: 32px;
}

.strength-card .strength-card__title {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-navy);
    margin-bottom: 16px;
}

.strength-card .strength-card__text {
    font-size: 15px;
    color: var(--color-text-body);
    line-height: 1.6;
}

@media (max-width: 1024px) {
    .about-strengths {
        padding: 60px 0;
        margin-bottom: 80px;
    }
    .strengths-list {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .strengths-list {
        grid-template-columns: 1fr;
    }
    .strength-card {
        padding: 30px 20px;
    }
}

/* 진행 프로세스 Flow */
.about-process {
    padding: 100px 0;
}

.process-list {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
    margin-top: 50px;
}

.process-step {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    padding: 36px 24px;
    border-radius: 8px;
    text-align: center;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.02);
    transition: border-color 0.3s, box-shadow 0.3s;
}

.process-step:hover {
    border-color: var(--color-primary);
    box-shadow: 0 15px 30px rgba(134, 202, 183, 0.1);
}

.process-step__num {
    display: inline-block;
    font-size: 13px;
    font-weight: 800;
    color: var(--color-primary);
    background: rgba(134, 202, 183, 0.1);
    padding: 4px 12px;
    border-radius: 6px;
    margin-bottom: 16px;
    text-transform: uppercase;
}

.process-step__title {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-navy);
    margin-bottom: 12px;
}

.process-step__text {
    font-size: 15px;
    color: var(--color-text-body);
    line-height: 1.6;
}

@media (max-width: 1024px) {
    .process-list {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .process-step {
        display: flex;
        align-items: center;
        text-align: left;
        padding: 24px;
        gap: 20px;
    }
    .process-step__num {
        margin-bottom: 0;
    }
    .process-step__title {
        margin-bottom: 4px;
    }
}

/* =========================================
   3. 서비스 상세 페이지 공통 레이아웃
   ========================================= */
.page-service-detail,
.page-mat-install,
.page-onestop-care {
    padding: 100px 0 150px 0; /* 모바일 퀵메뉴 세이프 패딩 */
    word-break: keep-all;
    overflow-wrap: break-word;
}

/* 서브페이지 공통 헤더 텍스트 및 대제목/소제목 통합 (중복 제거) */
.about-intro__eyebrow,
.service-overview__eyebrow,
.section-header__eyebrow {
    display: inline-block;
    color: var(--color-primary);
    font-weight: 700;
    font-size: 14px;
    letter-spacing: 0;
    margin-bottom: 16px;
    text-transform: uppercase;
}

.about-intro__title,
.service-overview__title,
.section-header__title {
    font-size: 38px;
    font-weight: 800;
    color: var(--color-navy);
    line-height: 1.3;
}

.section-header__text {
    max-width: 600px;
    margin: 0 auto;
    font-size: 18px;
    color: #64748b;
}

/* 개별 마진 보존 (화면 100% 일치) */
.about-intro__title,
.service-overview__title {
    margin-bottom: 24px;
}

/* 서브페이지 반응형 대제목 크기 그룹 강제 통일 */
@media (max-width: 1024px) {
    .about-intro__title,
    .service-overview__title,
    .section-header__title {
        font-size: 30px !important;
    }
}

@media (max-width: 768px) {
    .about-intro__title,
    .service-overview__title,
    .section-header__title {
        font-size: 26px !important;
    }
    .section-header__text {
        padding: 0 20px;
        font-size: 16px;
        word-break: keep-all;
    }
}

@media (max-width: 1024px) {
    .page-service-detail,
    .page-mat-install,
    .page-onestop-care {
        padding: 60px 0 120px 0;
    }
}

/* 서비스 개요 (Overview) */
.service-overview {
    display: flex;
    align-items: center;
    gap: 80px;
    margin-bottom: 120px;
}

.service-overview__content {
    flex: 1.2;
}

/* Eyebrow & Title styled via unified subpage headers */

.service-overview__text {
    font-size: 17px;
    color: var(--color-text-body);
    line-height: 1.8;
}

.service-overview__media {
    flex: 1;
    aspect-ratio: 4 / 3;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 20px 44px rgba(20, 48, 79, 0.08);
    border: 1px solid var(--color-border);
    background: #eef2f7;
}

@media (max-width: 1024px) {
    .service-overview {
        flex-direction: column;
        gap: 40px;
        margin-bottom: 80px;
    }
    .service-overview__title {
        font-size: 30px;
    }
    .service-overview__text {
        font-size: 16px;
    }
}

/* 추천 타겟 체크리스트 (Target Recommendation) */
.service-targets {
    background: var(--color-bg-light);
    padding: 100px 0;
    margin-bottom: 120px;
}

.service-targets__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.service-targets__card {
    background: var(--color-white);
    padding: 36px 24px;
    border-radius: 8px;
    box-shadow: 0 15px 30px rgba(20, 48, 79, 0.03);
    border: 1px solid var(--color-border);
    position: relative;
    transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1), box-shadow 0.3s ease;
}

.service-targets__card:hover {
    transform: translateY(-6px);
    box-shadow: 0 25px 45px rgba(20, 48, 79, 0.08);
    border-color: var(--color-primary);
}

.service-targets__badge {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    color: var(--color-white);
    background: var(--color-primary);
    padding: 5px 12px;
    border-radius: 6px;
    margin-bottom: 20px;
}

.service-targets__badge--danger {
    background: var(--color-navy);
}

.service-targets__title {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-navy);
    margin-bottom: 16px;
}

.service-targets__text {
    font-size: 15px;
    color: var(--color-text-body);
    line-height: 1.6;
}

@media (max-width: 1024px) {
    .service-targets {
        padding: 60px 0;
        margin-bottom: 80px;
    }
    .service-targets__grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .service-targets__card {
        padding: 30px 20px;
    }
}

/* 서비스 과정 및 기법 (Technology / Process Grid) */
.service-steps {
    padding: 0 0 100px 0;
    margin-bottom: 120px;
}

.service-steps__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-top: 50px;
}

.service-steps__card {
    background: var(--color-white);
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--color-border);
    box-shadow: 0 15px 30px rgba(20, 48, 79, 0.03);
    transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1), box-shadow 0.3s ease;
}

.service-steps__card:hover {
    transform: translateY(-6px);
    box-shadow: 0 25px 45px rgba(20, 48, 79, 0.08);
}

.service-steps__card-media {
    aspect-ratio: 4 / 3;
    height: auto;
    overflow: hidden;
    background: #eef2f7;
}

.service-steps__card-media img {
    transition: transform 0.5s ease;
}

.service-steps__card:hover .service-steps__card-media img {
    transform: scale(1.05);
}

.service-steps__card-body {
    padding: 36px 24px;
}

.service-steps__card-number {
    font-size: 12px;
    font-weight: 850;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0;
    margin-bottom: 12px;
    display: block;
}

.service-steps__card-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-navy);
    margin-bottom: 12px;
}

.service-steps__card-text {
    font-size: 15px;
    color: var(--color-text-body);
    line-height: 1.6;
}

@media (max-width: 1024px) {
    .service-steps {
        margin-bottom: 80px;
    }
    .service-steps__grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .service-steps__card-media {
        aspect-ratio: 16 / 9;
        height: auto;
    }
}

/* 주의사항/가이드 (Caution Section) */
.service-caution {
    padding: 0 0 100px 0;
}

.service-caution__box {
    background: #fffbeb;
    border: 1px solid #fef3c7;
    border-left: 5px solid #d97706;
    padding: 40px;
    border-radius: 8px;
    margin-top: 50px;
    box-shadow: 0 4px 12px rgba(217, 119, 6, 0.03);
}

.service-caution__title {
    font-size: 22px;
    font-weight: 700;
    color: #92400e;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.service-caution__title span {
    font-size: 28px;
}

.service-caution__list {
    margin-left: 20px;
}

.service-caution__list li {
    list-style-type: disc;
    font-size: 16px;
    color: #b45309;
    line-height: 1.8;
    margin-bottom: 10px;
}

.service-caution__list li:last-child {
    margin-bottom: 0;
}

@media (max-width: 768px) {
    .service-caution__box {
        padding: 24px;
    }
    .service-caution__title {
        font-size: 18px;
    }
    .service-caution__list li {
        font-size: 14px;
    }
}

/* 하단 문의 CTA 배너 */
.service-cta {
    background: linear-gradient(135deg, #10243e 0%, var(--color-navy) 58%, #1f4d67 100%);
    padding: 80px 0;
    text-align: center;
    border-radius: 8px;
    color: var(--color-white);
    margin-bottom: 50px;
    box-shadow: var(--shadow-card);
}

.service-cta__title {
    font-size: 32px;
    font-weight: 800;
    margin-bottom: 16px;
    line-height: 1.3;
}

.service-cta__text {
    font-size: 18px;
    opacity: 0.85;
    margin-bottom: 32px;
}

.service-cta__actions {
    display: flex;
    justify-content: center;
    gap: 16px;
}

.button.button--subpage-cta,
.button--subpage-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 40px;
    border-radius: 8px;
    font-size: 17px;
    font-weight: 700;
    transition: background 0.3s, transform 0.3s, border-color 0.3s;
}

.button.button--subpage-cta.button--primary,
.button--subpage-cta.primary {
    background: var(--color-primary);
    color: var(--color-navy);
}

.button.button--subpage-cta.button--primary:hover,
.button--subpage-cta.primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
}

.button.button--subpage-cta.button--outline,
.button--subpage-cta.outline {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.4);
    color: var(--color-white);
}

.button.button--subpage-cta.button--outline:hover,
.button--subpage-cta.outline:hover {
    border-color: var(--color-white);
    background: rgba(255, 255, 255, 0.05);
    transform: translateY(-2px);
}

.button--subpage-cta:focus-visible,
.service-faq__question:focus-visible {
    outline: 3px solid rgba(134, 202, 183, 0.55);
    outline-offset: 3px;
}

@media (max-width: 768px) {
    .service-cta {
        padding: 50px 24px;
    }
    .service-cta__title {
        font-size: 24px;
    }
    .service-cta__text {
        font-size: 15px;
    }
    .service-cta__actions {
        flex-direction: column;
        gap: 12px;
        align-items: center;
    }
    .button.button--subpage-cta {
        width: 100%;
        max-width: 280px;
    }
    .button--subpage-cta {
        width: 100%;
        max-width: 280px;
    }
}

/* =========================================
   4. 시공갤러리 게시판 (.gallery-grid & .view-wrap)
   ========================================= */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin: 40px auto 60px auto;
    max-width: 1200px;
    padding: 0 24px;
}

.gallery-card {
    display: block;
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    box-shadow: 0 15px 30px rgba(20, 48, 79, 0.03);
    transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1), box-shadow 0.3s ease, border-color 0.3s;
}

.gallery-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(20, 48, 79, 0.06);
    border-color: var(--color-primary);
}

.gallery-card .img-box {
    position: relative;
    width: 100%;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    background: #f8fafc;
}

.gallery-card .img-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery-card:hover .img-box img {
    transform: scale(1.05);
}

.gallery-card .txt-box {
    padding: 24px;
}

.gallery-card .txt-box .title {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-navy);
    line-height: 1.4;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    height: 50px;
}

.gallery-card .txt-box .date {
    font-size: 14px;
    color: var(--color-text-body);
    opacity: 0.7;
    display: flex;
    align-items: center;
    gap: 6px;
}

/* 더보기 버튼 */
.btn-wrap {
    text-align: center;
    margin-top: 40px;
    margin-bottom: 80px;
}

.btn-load-more {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 40px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 700;
    background: var(--color-white);
    color: var(--color-navy);
    border: 1px solid var(--color-border);
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-load-more:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background: rgba(134, 202, 183, 0.05);
    transform: translateY(-2px);
}

/* 게시판 상세보기 */
.view-wrap {
    max-width: 900px;
    margin: 40px auto 80px auto;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    box-shadow: 0 15px 30px rgba(20, 48, 79, 0.02);
    overflow: hidden;
}

.view-header {
    padding: 40px 40px 30px 40px;
    border-bottom: 1px solid var(--color-border);
}

.view-title {
    font-size: 28px;
    font-weight: 800;
    color: var(--color-navy);
    line-height: 1.3;
    margin-bottom: 16px;
}

.view-meta {
    display: flex;
    align-items: center;
    gap: 20px;
    font-size: 14px;
    color: var(--color-text-body);
    opacity: 0.8;
}

.view-meta .cate {
    color: var(--color-primary);
    font-weight: 700;
}

.view-body {
    padding: 40px;
    font-size: 16px;
    color: var(--color-text-body);
    line-height: 1.8;
    word-break: keep-all;
    overflow-wrap: break-word;
}

.view-body img {
    max-width: 100% !important;
    height: auto !important;
    border-radius: var(--radius-md);
    margin: 20px 0;
}

.view-btn-wrap {
    padding: 30px 40px 40px 40px;
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.btn-list-go {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 45px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 700;
    background: var(--color-navy);
    color: var(--color-white);
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-list-go:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
}

/* 로딩 영역 */
#loading, #initial-loading {
    padding: 60px 0;
    text-align: center;
    color: var(--color-text-body);
    font-size: 16px;
}

.loading-spinner {
    font-size: 32px;
    color: var(--color-primary);
    animation: fa-spin 1s infinite linear;
}

.loading-text {
    margin-top: 15px;
    color: #666;
}

@keyframes fa-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 게시판 반응형 조정 */
@media (max-width: 1024px) {
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
        padding: 0 20px;
    }
    .view-wrap {
        margin: 30px 20px 60px 20px;
    }
}

@media (max-width: 768px) {
    .gallery-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 0 16px;
    }
    .view-wrap {
        margin: 20px 16px 50px 16px;
    }
    .view-header {
        padding: 24px 20px 20px 20px;
    }
    .view-title {
        font-size: 22px;
    }
    .view-body {
        padding: 24px 20px;
        font-size: 15px;
    }
    .view-btn-wrap {
        padding: 20px 20px 30px 20px;
    }
}

/* =========================================
   5. Before/After 이미지 슬라이더 (.service-gallery)
   ========================================= */
.service-gallery {
    padding: 100px 0;
    background: var(--color-bg-light);
    margin-bottom: 120px;
}

.before-after-slider-wrap {
    max-width: 900px;
    margin: 50px auto 0 auto;
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 20px 45px rgba(20, 48, 79, 0.08);
    border: 1px solid var(--color-border);
}

.before-after-slider {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    user-select: none;
    background: #f1f5f9;
}

.before-after-slider .before-after-slider__image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.before-after-slider .before-after-slider__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Before Image (Top Layer) */
.before-after-slider .before-after-slider__image:nth-child(1) {
    z-index: 2;
}

/* After Image (Base Layer) */
.before-after-slider .before-after-slider__image:nth-child(2) {
    z-index: 1;
}

/* Slider Drag Handle */
.before-after-slider .before-after-slider__handle {
    position: absolute;
    top: 0;
    height: 100%;
    width: 4px;
    background: var(--color-white);
    z-index: 3;
    cursor: ew-resize;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.before-after-slider .before-after-slider__handle::after {
    content: "\f07e";
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    position: absolute;
    width: 48px;
    height: 48px;
    background: var(--color-primary);
    color: var(--color-navy);
    border: 3px solid var(--color-white);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(20, 48, 79, 0.25);
    font-size: 16px;
    transition: background-color 0.3s, transform 0.2s;
}

.before-after-slider .before-after-slider__handle:hover::after {
    background: var(--color-primary-dark);
    transform: scale(1.05);
}

@media (max-width: 1024px) {
    .service-gallery {
        padding: 60px 0;
        margin-bottom: 80px;
    }
}
@media (max-width: 768px) {
    .before-after-slider {
        aspect-ratio: 4 / 3;
    }
    .before-after-slider .before-after-slider__handle::after {
        width: 40px;
        height: 40px;
        font-size: 14px;
    }
}

/* =========================================
   6. 핵심 기술 특장점 (.service-features)
   ========================================= */
.service-features {
    padding: 100px 0;
    margin-bottom: 120px;
}

.service-features__row {
    display: flex;
    align-items: center;
    gap: 80px;
    margin-top: 60px;
}

.service-features__row.service-features__row--reverse {
    flex-direction: row-reverse;
}

.service-features__info {
    flex: 1.2;
}

.service-features__number {
    display: inline-block;
    font-size: 16px;
    font-weight: 800;
    color: var(--color-primary);
    background: rgba(134, 202, 183, 0.1);
    padding: 6px 16px;
    border-radius: 6px;
    margin-bottom: 20px;
}

.service-features__title {
    font-size: 26px;
    font-weight: 800;
    color: var(--color-navy);
    margin-bottom: 20px;
    line-height: 1.3;
}

.service-features__text {
    font-size: 16px;
    color: var(--color-text-body);
    line-height: 1.8;
}

.service-features__media {
    flex: 1;
    aspect-ratio: 4 / 3;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(20, 48, 79, 0.05);
    border: 1px solid var(--color-border);
}

.service-features__media img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.service-features__row:hover .service-features__media img {
    transform: scale(1.03);
}

@media (max-width: 1024px) {
    .service-features {
        padding: 60px 0;
        margin-bottom: 80px;
    }
    .service-features__row {
        gap: 40px;
    }
    .service-features__title {
        font-size: 22px;
    }
}

@media (max-width: 768px) {
    .service-features__row,
    .service-features__row.service-features__row--reverse {
        flex-direction: column;
        gap: 30px;
        margin-top: 50px;
    }
    .service-features__media {
        width: 100%;
    }
}

/* =========================================
   7. 자주 묻는 질문 (.service-faq)
   ========================================= */
.service-faq {
    padding: 0 0 100px 0;
    background: transparent;
    margin-top: 0;
}

.service-faq__list {
    max-width: 900px;
    margin: 50px auto 0 auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.service-faq__item {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 10px rgba(20, 48, 79, 0.01);
    transition: border-color 0.3s, box-shadow 0.3s;
}

.service-faq__item:hover {
    border-color: var(--color-primary);
    box-shadow: 0 10px 20px rgba(20, 48, 79, 0.03);
}

.service-faq__question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 30px;
    background: none;
    border: none;
    font-size: 17px;
    font-weight: 700;
    color: var(--color-navy);
    text-align: left;
    cursor: pointer;
    transition: color 0.3s;
    gap: 20px;
}

.service-faq__question i {
    font-size: 20px;
    color: #94a3b8;
    transition: transform 0.3s, color 0.3s;
}

.service-faq__item.active .service-faq__question {
    color: var(--color-primary-dark);
}

.service-faq__item.active .service-faq__question i {
    transform: rotate(180deg);
    color: var(--color-primary);
}

.service-faq__answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
    background: #faf8f5;
    padding: 0 !important;
}

.service-faq__answer-inner {
    padding: 0 30px 24px 30px;
    font-size: 15px;
    color: var(--color-text-body);
    line-height: 1.7;
    border-top: 1px dashed rgba(20, 48, 79, 0.05);
    padding-top: 20px;
}

@media (max-width: 1024px) {
    .service-faq {
        padding: 60px 0;
        margin-top: 80px;
    }
}

@media (max-width: 768px) {
    .service-faq__question {
        padding: 20px;
        font-size: 15px;
    }
    .service-faq__answer-inner {
        padding: 0 20px 20px 20px;
        font-size: 14px;
    }
}