/* Basic Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background-color: #f5f5f5;
    color: #333;
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

main {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    box-sizing: border-box;
}

main section {
    margin-bottom: 20px;
}

/* Container */
.container {
    width: 100%;
    margin: 0 auto;
    overflow: hidden;
    flex: 1; 
}

/* Header */
header {
    background: #333;
    color: #fff;
    padding: 20px 0;
    text-align: center;
}

header .home-link {
    display: flex;
    align-items: center;
    text-decoration: none;
    justify-content: center;
    color: #fff;
}

header h1 {
    margin: 0;
    font-size: 2em;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Footer */
footer {
    background: #333;
    color: #fff;
    text-align: center;
    padding: 10px 0;
    width: 100%;
}

/* 브레드크럼 다크모드 스타일 */

/* 브레드크럼 컨테이너 */
.breadcrumb-container {
    width: 100%;
    padding: 1rem 2rem;
    background: rgba(15, 15, 15, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 70px; /* 헤더 높이만큼 마진 */
}

/* 브레드크럼 리스트 */
.breadcrumb {
    display: flex;
    list-style: none;
    padding: 0;
    margin: 0;
    background: none;
    align-items: center;
    font-size: 14px;
}

/* 브레드크럼 아이템 */
.breadcrumb-item {
    display: flex;
    align-items: center;
    color: rgba(255, 255, 255, 0.6);
}

/* 브레드크럼 구분자 */
.breadcrumb-item + .breadcrumb-item::before {
    content: ">";
    padding: 0 0.75rem;
    color: rgba(255, 255, 255, 0.4);
    font-size: 12px;
}

/* 브레드크럼 링크 */
.breadcrumb-item a {
    text-decoration: none;
    color: #667eea;
    padding: 0.5rem 0.75rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
    font-weight: 500;
}

.breadcrumb-item a:hover {
    color: #ffffff;
    background: rgba(102, 126, 234, 0.1);
    transform: translateY(-1px);
}

/* 현재 페이지 (활성 상태) */
.breadcrumb-item.active {
    color: #ffffff;
    font-weight: 600;
    background: rgba(255, 255, 255, 0.05);
    padding: 0.5rem 0.75rem;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* 홈 아이콘 추가 */
.breadcrumb-item:first-child a::before {
    content: "🏠";
    margin-right: 0.5rem;
    font-size: 14px;
}

/* 반응형 디자인 */
@media (max-width: 768px) {
    .breadcrumb-container {
        padding: 0.75rem 1rem;
    }
    
    .breadcrumb {
        font-size: 13px;
    }
    
    .breadcrumb-item + .breadcrumb-item::before {
        padding: 0 0.5rem;
    }
    
    .breadcrumb-item a,
    .breadcrumb-item.active {
        padding: 0.4rem 0.6rem;
    }
}

/* 고급 호버 효과 */
.breadcrumb-item a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.breadcrumb-item a:hover::after {
    width: 80%;
}

/* 부드러운 등장 애니메이션 */
.breadcrumb-container {
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}