/* Reset 및 기본 스타일 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: #ffffff;
    min-height: 100vh;
}

/* 헤더 스타일 - 모든 페이지에서 일관된 스타일 */
.header {
    display: flex !important;
    align-items: center !important;
    justify-content: flex-start !important;
    background-color: #ffffff !important;
    padding: 0 2rem !important;
    height: 90px !important;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1) !important;
    position: sticky !important;
    top: 0 !important;
    z-index: 1000 !important;
    transition: transform 0.3s ease-in-out !important;
    width: 100% !important;
    box-sizing: border-box !important;
}

/* 메인 페이지에서 스크롤 시 헤더 숨김 */
.main-page .header {
    transform: translateY(0);
}

.main-page .header.hidden {
    transform: translateY(-100%);
}

/* 로고 영역 */
.header .logo-area {
    display: flex !important;
    align-items: center !important;
    justify-content: flex-start !important;
    width: 200px !important;
    min-width: 200px !important;
    max-width: 200px !important;
    height: 70px !important;
    min-height: 70px !important;
    max-height: 70px !important;
    margin-left: 20px !important;
    margin-right: 0 !important;
    padding: 0 !important;
    box-sizing: border-box !important;
    flex-shrink: 0 !important;
}

.header .logo-area a {
    display: flex !important;
    align-items: center !important;
    justify-content: flex-start !important;
    text-decoration: none !important;
    margin: 0 !important;
    width: 100% !important;
    height: 100% !important;
    box-sizing: border-box !important;
}

.header .logo {
    max-width: 100% !important;
    max-height: 100% !important;
    width: auto !important;
    height: 100% !important;
    object-fit: contain !important;
    display: block !important;
    transform: none !important;
}

/* 네비게이션 영역 - 데스크톱 */
.header .navigation {
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 26px !important;
    position: absolute !important;
    left: 50% !important;
    top: 0 !important;
    bottom: 0 !important;
    transform: translateX(-50%) !important;
    margin: 0 !important;
    padding: 0 !important;
    width: auto !important;
    height: 100% !important;
    box-sizing: border-box !important;
    flex-shrink: 0 !important;
}

/* 네비게이션 버튼 */
.header .navigation .nav-button {
    padding: 0.75rem 2rem !important;
    text-decoration: none !important;
    color: #666666 !important;
    font-size: 1rem !important;
    font-weight: 500 !important;
    border-radius: 0 !important;
    transition: color 0.3s ease, transform 0.3s ease !important;
    background-color: transparent !important;
    border: 2px solid transparent !important;
    position: relative !important;
    display: inline-block !important;
    white-space: nowrap !important;
    margin: 0 !important;
    vertical-align: middle !important;
    flex-shrink: 0 !important;
    flex-grow: 0 !important;
    box-sizing: border-box !important;
    width: auto !important;
    height: auto !important;
}

/* 네비게이션 버튼 호버 효과 */
.header .navigation .nav-button::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: #999999;
    opacity: 0;
    transform: translateY(5px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.header .navigation .nav-button:hover {
    color: #0c0ca7 !important;
    text-decoration: none !important;
    transform: translateY(-3px) !important;
}

.header .navigation .nav-button:hover::after {
    opacity: 1;
    transform: translateY(0);
}

/* 모바일 메뉴 버튼 (기본 숨김) */
.mobile-menu-button {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    margin-left: auto;
    z-index: 1001;
}

.mobile-menu-button span {
    width: 25px;
    height: 3px;
    background-color: #1a1a1a;
    border-radius: 3px;
    transition: all 0.3s ease;
    display: block;
}

.mobile-menu-button span:not(:last-child) {
    margin-bottom: 5px;
}

/* 햄버거 메뉴 활성화 시 */
.mobile-menu-button.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.mobile-menu-button.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-button.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* 컨테이너 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

/* 컨텐츠 영역 */
.content {
    background-color: #ffffff;
    border-radius: 0;
    padding: 3rem;
    box-shadow: none;
    min-height: calc(100vh - 200px);
}

/* 메인 페이지에서 container 윤곽선 제거 */
.main-page .content {
    box-shadow: none;
    background-color: transparent;
}

/* 푸터 */
.footer {
    background-color: #1f2937;
    color: #ffffff;
    padding: 2rem 2rem;
    margin-top: 4rem;
}

/* index 페이지에서 푸터 여백 제거 */
.main-page .footer {
    margin-top: 0;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    justify-content: center;
    align-items: center;
}

.footer-nav a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.3s ease;
    padding: 0.5rem 0;
}

.footer-nav a:hover {
    color: #ffffff;
}

.footer-nav a.active {
    color: #60a5fa;
}

.footer-copyright {
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.85rem;
    margin-top: 1.5rem;
    opacity: .37;
    padding-top: 0;
    border-top: none;
}

/* 반응형 디자인 - 태블릿 */
@media (max-width: 1024px) {
    .header {
        padding: 0 1.5rem !important;
    }

    .header .logo-area {
        margin-left: 0 !important;
        width: 180px !important;
        min-width: 180px !important;
        max-width: 180px !important;
        height: 65px !important;
        min-height: 65px !important;
        max-height: 65px !important;
    }

    .header .navigation {
        gap: 18px !important;
    }

    .header .navigation .nav-button {
        padding: 0.65rem 1.5rem !important;
        font-size: 0.95rem !important;
    }
}

/* 반응형 디자인 - 모바일 */
@media (max-width: 768px) {
    .header {
        height: 70px !important;
        padding: 0 1rem !important;
        flex-wrap: nowrap !important;
    }

    .header .logo-area {
        width: 150px !important;
        min-width: 150px !important;
        max-width: 150px !important;
        height: 55px !important;
        min-height: 55px !important;
        max-height: 55px !important;
        margin-left: 0 !important;
    }

    .header .logo {
        height: 100% !important;
    }

    /* 모바일 메뉴 버튼 표시 */
    .mobile-menu-button {
        display: flex;
    }

    /* 네비게이션을 모바일 메뉴로 변경 */
    .header .navigation {
        position: fixed !important;
        left: 0 !important;
        top: 70px !important;
        right: 0 !important;
        bottom: auto !important;
        transform: translateX(0) !important;
        flex-direction: column !important;
        align-items: stretch !important;
        justify-content: flex-start !important;
        gap: 0 !important;
        background-color: #ffffff !important;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15) !important;
        height: auto !important;
        max-height: calc(100vh - 70px) !important;
        overflow-y: auto !important;
        padding: 1rem 0 !important;
        opacity: 0 !important;
        visibility: hidden !important;
        transition: opacity 0.3s ease, visibility 0.3s ease !important;
    }

    /* 모바일 메뉴 활성화 */
    .header .navigation.active {
        opacity: 1 !important;
        visibility: visible !important;
    }

    .header .navigation .nav-button {
        padding: 1rem 1.5rem !important;
        font-size: 1rem !important;
        border-bottom: 1px solid #f0f0f0 !important;
        text-align: left !important;
        width: 100% !important;
        display: block !important;
    }

    .header .navigation .nav-button:hover {
        transform: translateY(0) !important;
        background-color: #f8f9fa !important;
    }

    .header .navigation .nav-button::after {
        display: none;
    }

    .container {
        padding: 1rem;
    }

    .content {
        padding: 2rem 1.5rem;
    }

    .footer {
        padding: 1.5rem 1rem;
    }

    .footer-nav {
        gap: 1rem;
    }

    .footer-nav a {
        font-size: 0.9rem;
    }

    .footer-copyright {
        font-size: 0.8rem;
        margin-top: 1rem;
    }
}

/* 반응형 디자인 - 작은 모바일 */
@media (max-width: 480px) {
    .header {
        height: 65px !important;
        padding: 0 0.75rem !important;
    }

    .header .logo-area {
        width: 130px !important;
        min-width: 130px !important;
        max-width: 130px !important;
        height: 50px !important;
        min-height: 50px !important;
        max-height: 50px !important;
    }

    .header .navigation {
        top: 65px !important;
        max-height: calc(100vh - 65px) !important;
    }

    .header .navigation .nav-button {
        padding: 0.875rem 1.25rem !important;
        font-size: 0.95rem !important;
    }

    .container {
        padding: 0.75rem;
    }

    .content {
        padding: 1.5rem 1rem;
    }
}