/* ===== Work Page Styles ===== */
.navbar-bg {
    position: relative;
    width: 100%;
    height: 180px;
    overflow: hidden;
    background-color: var(--color-black);
    background-image: var(--home-bg-svg);
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
}

/* 파도 모양 */
.navbar-bg::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 61px;
    transform: rotate(180deg);
    background-color: var(--color-white);
    mask: var(--divider-single-wave);
    -webkit-mask: var(--divider-single-wave);
}

/* ===== Breadcrumb ===== */
.breadcrumb {
    width: 100%;
    background-color: #f9f9f9;
    border-bottom: 1px solid #eee;
}
.breadcrumb__inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 10px 20px;
    font-size: 0.9rem;
    color: #666;
}
.breadcrumb__inner a {
    margin-right: 5px;
    color: #666;
}
.breadcrumb__inner span {
    margin: 0 5px;
}

/* ===== Work Page Layout ===== */
.work-container {
    display: flex;
    align-items: flex-start;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    gap: 20px;
}

/* --- 좌측 사이드메뉴 --- */
.work-sidemenu {
    width: 220px; 
    border: 1px solid #eee;
    background-color: #fafafa;
}
.work-sidemenu__title {
    background-color: #2b4c7e;
    color: #fff;
    padding: 15px 20px;
    font-size: 1.1rem;
    font-weight: bold;
}
.work-sidemenu__list {
    list-style: none;
    margin: 0; 
    padding: 0;
}
.work-sidemenu__list li {
    border-bottom: 1px solid #ececec;
    cursor: pointer;
    padding: 12px 20px;
    font-size: 0.95rem;
    color: #333;
}
.work-sidemenu__list li.active,
.work-sidemenu__list li:hover {
    background-color: #e0e7f1;
    color: #1a1a1a;
}

/* --- 오른쪽 프로젝트 탭 영역 --- */
.work-content {
    flex: 1;
    border: 1px solid #eee;
    background-color: #fff;
}
.work-content__inner {
    padding: 20px;
}
.project-category {
    display: none; 
}
.project-category.active {
    display: block; 
}

/* ===== 반응형 ===== */
@media (max-width: 768px) {
    .work-container {
        flex-direction: column;
    }
    .work-sidemenu {
        width: 100%;
    }
    .work-content {
        margin-top: 10px;
        width: 100%;
    }
}

/* arrow-up 버튼 */
.arrow-up {
    position: fixed;
    right: 30px;
    bottom: 30px;
    border: none;
    background-color: #333;
    color: #fff;
    padding: 10px;
    border-radius: 50%;
    cursor: pointer;
    display: none;
    z-index: 999;
}
.arrow-up.visible {
    display: block;
}