/* Mulish ExtraBold 폰트 로드 */
@font-face {
    font-family: 'Mulish';
    src: url('/static/fonts/Mulish-ExtraBold.ttf?v=1.0') format('truetype');
    font-weight: 800;
    font-style: normal;
    font-display: swap;
}

/* DM Sans Bold 폰트 로드 */
@font-face {
    font-family: 'DM Sans';
    src: url('/static/fonts/DMSans-Bold.ttf?v=1.0') format('truetype');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

/* DM Sans Regular 폰트 로드 */
@font-face {
    font-family: 'DM Sans Regular';
    src: url('/static/fonts/DMSans-Regular.ttf?v=1.0') format('truetype');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

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

html, body {
    height: 100%;
    font-family: 'Inter', 'Noto Sans KR', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
    scroll-behavior: smooth;
}

/* 네비게이션 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.logo-image {
    height: 50px;
    width: auto;
    object-fit: contain;
    margin-right: 0.8rem;
    transition: transform 0.3s ease;
}

.logo-image:hover {
    transform: scale(1.05);
}

.logo-text {
    display: block;
    line-height: normal;
    text-align: left;
}

.logo-text h1 {
    font-size: 1.6rem;
    color: #000;
    margin: 0;
    display: block;
    letter-spacing: -0.02em;
    text-align: left;
}

.logo-text h1 .maybe-part {
    font-weight: 800;
    font-family: 'Mulish', sans-serif;
    display: inline;
    font-size: inherit;
    letter-spacing: inherit;
    margin: 0;
    padding: 0;
}

.logo-text h1 .cnc-part {
    font-weight: 700;
    font-family: 'DM Sans', sans-serif;
    display: inline;
    font-size: inherit;
    letter-spacing: inherit;
    margin: 0;
    padding: 0;
}

.logo-text span {
    font-size: 0.55rem;
    color: #000000;
    font-weight: 400;
    font-family: 'DM Sans Regular', sans-serif;
    display: block;
    margin-top: -7px;
    margin-left: 1.5px;
    letter-spacing: 0.1em;
    text-align: left;
}

.nav-menu {
    display: flex;
    gap: 2rem;
}

.nav-menu a {
    text-decoration: none;
    color: #2c3e50;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-menu a:hover {
    color: #3498db;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #3498db;
    transition: width 0.3s ease;
}

.nav-menu a:hover::after {
    width: 100%;
}

/* 햄버거 메뉴 */
.hamburger-menu {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
}

.hamburger-menu span {
    width: 25px;
    height: 3px;
    background: #2c3e50;
    margin: 3px 0;
    transition: 0.3s;
    border-radius: 2px;
}

.hamburger-menu.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

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

.hamburger-menu.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

/* 메인 컨테이너 */
.main-container {
    margin-top: 80px;
    height: calc(100vh - 80px);
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
}

/* 비즈니스 섹션 */
.business-section {
    position: relative;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.5s ease;
}

.business-section:hover {
    transform: scale(1.02);
    z-index: 10;
}

/* 배경 이미지 */
.content-section {
    background: linear-gradient(135deg, rgba(231, 76, 60, 0.8), rgba(192, 57, 43, 0.8)),
                url('/static/images/content-main.jpg');
    background-size: cover;
    background-position: center;
}

.mobility-section {
    background: linear-gradient(135deg, rgba(52, 152, 219, 0.8), rgba(41, 128, 185, 0.8)),
                url('https://images.unsplash.com/photo-1558618666-fcd25c85cd64?ixlib=rb-4.0.3&auto=format&fit=crop&w=1000&q=80');
    background-size: cover;
    background-position: center;
}

.ai-section {
    background: linear-gradient(135deg, rgba(155, 89, 182, 0.8), rgba(142, 68, 173, 0.8)),
                url('https://images.unsplash.com/photo-1677442136019-21780ecad995?ixlib=rb-4.0.3&auto=format&fit=crop&w=1000&q=80');
    background-size: cover;
    background-position: center;
}

.distribution-section {
    background: linear-gradient(135deg, rgba(46, 204, 113, 0.8), rgba(39, 174, 96, 0.8)),
                url('https://images.unsplash.com/photo-1586528116311-ad8dd3c8310d?ixlib=rb-4.0.3&auto=format&fit=crop&w=1000&q=80');
    background-size: cover;
    background-position: center;
}

.section-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    transition: background 0.3s ease;
}

.business-section:hover .section-overlay {
    background: rgba(0, 0, 0, 0.1);
}

.section-content {
    position: relative;
    z-index: 2;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.business-info {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    text-align: center;
    color: white;
    width: 100%;
    max-width: 500px;
    height: 100%;
    max-height: 400px;
    padding: 1rem;
    transform: translateY(20px);
    opacity: 0.9;
    transition: all 0.3s ease;
}

.business-section:hover .business-info {
    transform: translateY(0);
    opacity: 1;
}

.business-header {
    flex: 0 0 auto;
}

.business-title {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.business-subtitle {
    font-size: 1rem;
    font-weight: 300;
    margin-bottom: 1rem;
    opacity: 0.9;
    font-style: italic;
}

.business-description {
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: 1.5rem;
    opacity: 0.95;
    flex: 1 1 auto;
    display: flex;
    align-items: center;
}

.business-stats {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 1.5rem;
    flex: 0 0 auto;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.3rem;
}

.stat-label {
    font-size: 0.8rem;
    opacity: 0.8;
}

.explore-button {
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.8);
    color: white;
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    align-self: center;
    flex: 0 0 auto;
    min-height: 44px;
}

.explore-button:hover {
    background: white;
    color: #2c3e50;
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.arrow {
    transition: transform 0.3s ease;
}

.explore-button:hover .arrow {
    transform: translateX(5px);
}

/* 회사 소개 섹션 */
.company-intro {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 5rem 2rem;
    text-align: center;
}

.intro-container {
    max-width: 1200px;
    margin: 0 auto;
}

.company-intro h2 {
    font-size: 3rem;
    color: #2c3e50;
    margin-bottom: 1rem;
}

.company-intro h2 .maybe-part {
    font-weight: 800;
    font-family: 'Mulish', sans-serif;
    display: inline;
    font-size: inherit;
    margin: 0;
    padding: 0;
}

.company-intro h2 .cnc-part {
    font-weight: 700;
    font-family: 'DM Sans', sans-serif;
    display: inline;
    font-size: inherit;
    margin: 0;
    padding: 0;
}

.company-intro > p {
    font-size: 1.2rem;
    color: #7f8c8d;
    margin-bottom: 3rem;
}

.company-values {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.value-item {
    background: white;
    padding: 1.7rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.value-item:hover {
    transform: translateY(-10px);
}

.value-item h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 1rem;
}

.value-item p {
    color: #7f8c8d;
    line-height: 1.6;
}

/* 회사 연혁 섹션 */
.company-history {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    padding: 5rem 2rem;
    color: white;
}

.history-container {
    max-width: 1200px;
    margin: 0 auto;
}

.company-history h2 {
    font-size: 3rem;
    text-align: center;
    margin-bottom: 1rem;
    color: white;
}

.company-history h2 .maybe-part {
    font-weight: 800;
    font-family: 'Mulish', sans-serif;
    display: inline;
    font-size: inherit;
    margin: 0;
    padding: 0;
}

.company-history h2 .cnc-part {
    font-weight: 700;
    font-family: 'DM Sans', sans-serif;
    display: inline;
    font-size: inherit;
    margin: 0;
    padding: 0;
}

.history-subtitle {
    font-size: 1.2rem;
    text-align: center;
    margin-bottom: 4rem;
    opacity: 0.8;
    font-style: italic;
}

/* 타임라인 스타일 */
.timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, #3498db, #e74c3c);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    display: flex;
    align-items: flex-start;
    gap: 2rem;
}

.timeline-item:nth-child(odd) {
    flex-direction: row;
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-year {
    flex: 0 0 125px;
    background: linear-gradient(135deg, #3498db, #2980b9);
    color: white;
    padding: 1rem;
    border-radius: 50px;
    text-align: center;
    font-weight: 700;
    font-size: 1rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    position: relative;
    z-index: 2;
}

.timeline-item:nth-child(even) .timeline-year {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
}

.timeline-content {
    flex: 1;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.timeline-content h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: #3498db;
}

.timeline-item:nth-child(even) .timeline-content h3 {
    color: #e74c3c;
}

.project-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.project-list li {
    position: relative;
    padding: 0.8rem 0;
    padding-left: 2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    line-height: 1.5;
    transition: all 0.3s ease;
}

.project-list li:last-child {
    border-bottom: none;
}

.project-list li::before {
    content: '✦';
    position: absolute;
    left: 0;
    top: 0.8rem;
    color: #3498db;
    font-weight: bold;
}

.timeline-item:nth-child(even) .project-list li::before {
    color: #e74c3c;
}

.project-list li:hover {
    padding-left: 2.5rem;
    opacity: 0.8;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 5px;
}

/* 반응형 디자인 */
@media (max-width: 1024px) {
    .main-container {
        display: flex;
        flex-direction: column;
        height: auto;
        margin-top: 80px;
    }
    
    .business-section {
        min-height: 100vh;
        width: 100%;
        order: 0; /* 기본 순서 유지 */
    }
    
    /* 비즈니스 섹션 순서 명시적 지정 */
    .content-section {
        order: 1;
    }
    
    .mobility-section {
        order: 2;
    }
    
    .ai-section {
        order: 3;
    }
    
    .distribution-section {
        order: 4;
    }
    
    .business-title {
        font-size: 2rem;
    }
    
    .business-stats {
        gap: 1.5rem;
    }
    
    .section-content {
        padding: 3rem 2rem;
    }
    
    .company-values {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    /* 연혁 섹션 반응형 */
    .company-history h2 {
        font-size: 2.5rem;
    }
    
    .timeline::before {
        left: 30px;
        transform: none;
    }
    
    .timeline-item {
        flex-direction: row !important;
        margin-left: 60px;
    }
    
    .timeline-item:nth-child(even) {
        flex-direction: row !important;
    }
    
    .timeline-year {
        flex: 0 0 100px;
        font-size: 0.9rem;
        padding: 0.8rem;
    }
    
    .timeline-content {
        padding: 1.5rem;
    }
    
    .timeline-content h3 {
        font-size: 1.3rem;
    }
    
    /* 문의 섹션 반응형 */
    .contact-section h2 {
        font-size: 2.5rem;
    }
    
    /* 푸터 반응형 */
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .main-container {
        display: flex;
        flex-direction: column;
        margin-top: 60px;
        height: auto;
    }
    
    .business-section {
        min-height: 100vh;
        width: 100%;
    }
    
    /* 모바일에서 비즈니스 섹션 순서 확실하게 지정 */
    .content-section {
        order: 1;
    }
    
    .mobility-section {
        order: 2;
    }
    
    .ai-section {
        order: 3;
    }
    
    .distribution-section {
        order: 4;
    }
    
    .nav-container {
        max-width: 1200px;
        margin: -2px auto;
        padding: 0.8rem 1rem;
    }
    
    .logo-image {
        height: 35px;
        margin-right: 0.6rem;
    }
    
    .logo-text h1 {
        font-size: 1.3rem;
        white-space: nowrap;
    }
    
    .logo-text span {
        font-size: 0.45rem;
        letter-spacing: 0.08em;
        display: block;
        margin-top: -5px;
        white-space: nowrap;
    }
    
    .nav-menu {
        gap: 1rem;
    }
    
    /* 모바일 네비게이션 */
    .hamburger-menu {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        right: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding: 2rem 0;
        gap: 2rem;
        transition: right 0.3s ease;
        z-index: 999;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-menu a {
        font-size: 1.5rem;
        padding: 1rem;
        width: 90%;
        text-align: center;
        border-radius: 10px;
        transition: all 0.3s ease;
    }
    
    .nav-menu a:hover {
        background: #f8f9fa;
        transform: translateY(-2px);
    }
    
    .section-content {
        padding: 2rem 1rem;
    }
    
    .business-title {
        font-size: 1.8rem;
    }
    
    .business-stats {
        flex-direction: column;
        gap: 1rem;
        align-items: center;
    }
    
    .stat-item {
        display: flex;
        align-items: center;
        gap: 1rem;
    }
    
    .stat-number {
        font-size: 1.2rem;
        margin-bottom: 0;
    }
    
    .stat-label {
        font-size: 0.85rem;
    }
    
    .business-description {
        font-size: 0.9rem;
        margin-bottom: 1rem;
    }
    
    /* 모바일 회사 소개 섹션 */
    .company-intro {
        padding: 3rem 1rem;
    }
    
    .company-intro h2 {
        font-size: 2.5rem;
        margin-bottom: 1rem;
    }
    
    .company-intro > p {
        font-size: 1.1rem;
        margin-bottom: 2.5rem;
        padding: 0 0.5rem;
    }
    
    .company-values {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        margin-top: 2rem;
    }
    
    .value-item {
        padding: 1.5rem;
        margin: 0 0.5rem;
    }
    
    .value-item h3 {
        font-size: 1.4rem;
        margin-bottom: 0.8rem;
    }
    
    .value-item p {
        font-size: 0.95rem;
        line-height: 1.5;
    }
    
    /* 모바일 연혁 섹션 */
    .company-history {
        padding: 3rem 1rem;
    }
    
    .company-history h2 {
        font-size: 2.5rem;
        margin-bottom: 1rem;
    }
    
    .history-subtitle {
        font-size: 1.1rem;
        margin-bottom: 3rem;
    }
    
    .timeline {
        max-width: 100%;
        margin: 0;
        padding: 0 0.5rem;
    }
    
    .timeline::before {
        left: 25px;
        width: 2px;
    }
    
    .timeline-item {
        margin-left: 55px;
        margin-bottom: 2.5rem;
        gap: 1rem;
        flex-direction: row !important;
    }
    
    .timeline-year {
        flex: 0 0 85px;
        font-size: 0.85rem;
        padding: 0.7rem 0.5rem;
        border-radius: 25px;
        position: relative;
        z-index: 2;
    }
    
    .timeline-content {
        flex: 1;
        padding: 1.2rem;
        border-radius: 12px;
    }
    
    .timeline-content h3 {
        font-size: 1.3rem;
        margin-bottom: 1.2rem;
    }
    
    .project-list li {
        font-size: 0.95rem;
        padding: 0.7rem 0;
        padding-left: 1.8rem;
        line-height: 1.4;
    }
    
    .project-list li::before {
        top: 0.7rem;
        font-size: 0.9rem;
    }
    
    /* 모바일 문의 섹션 */
    .contact-section {
        padding: 3rem 1rem;
    }
    
    .contact-section h2 {
        font-size: 2rem;
    }
    
    .contact-card {
        padding: 2rem 1.5rem;
    }
    
    .contact-card h3 {
        font-size: 1.5rem;
    }
    
    .contact-email {
        font-size: 1rem;
        padding: 0.8rem 1.5rem;
    }
    
    /* 모바일 푸터 */
    .footer {
        padding: 3rem 1rem 1.5rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .footer-logo {
        justify-content: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
    }
}

/* 추가 모바일 반응형 - 작은 화면 (480px 이하) */
@media (max-width: 480px) {
    /* 회사 소개 섹션 */
    .company-intro {
        padding: 2.5rem 0.8rem;
    }
    
    .company-intro h2 {
        font-size: 2.2rem;
        line-height: 1.2;
    }
    
    .company-intro > p {
        font-size: 1rem;
        margin-bottom: 2rem;
        padding: 0 0.2rem;
    }
    
    .company-values {
        gap: 1.2rem;
        margin-top: 1.5rem;
    }
    
    .value-item {
        padding: 1.2rem;
        margin: 0 0.2rem;
    }
    
    .value-item h3 {
        font-size: 1.3rem;
    }
    
    .value-item p {
        font-size: 0.9rem;
    }
    
    /* 연혁 섹션 */
    .company-history {
        padding: 2.5rem 0.8rem;
    }
    
    .company-history h2 {
        font-size: 2.2rem;
        line-height: 1.2;
    }
    
    .history-subtitle {
        font-size: 1rem;
        margin-bottom: 2.5rem;
    }
    
    .timeline {
        padding: 0 0.2rem;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item {
        margin-left: 45px;
        margin-bottom: 2rem;
        gap: 0.8rem;
    }
    
    .timeline-year {
        flex: 0 0 75px;
        font-size: 0.8rem;
        padding: 0.6rem 0.4rem;
    }
    
    .timeline-content {
        padding: 1rem;
    }
    
    .timeline-content h3 {
        font-size: 1.2rem;
        margin-bottom: 1rem;
    }
    
    .project-list li {
        font-size: 0.9rem;
        padding: 0.6rem 0;
        padding-left: 1.6rem;
    }
    
    /* 네비게이션 로고 조정 */
    .logo-text h1 {
        font-size: 1.2rem;
    }
    
    .logo-text span {
        font-size: 0.4rem;
        margin-top: -4px;
    }
    
    .logo-image {
        height: 32px;
    }
}

/* 애니메이션 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.business-section {
    animation: fadeInUp 0.8s ease forwards;
}

.business-section:nth-child(1) { animation-delay: 0.1s; }
.business-section:nth-child(2) { animation-delay: 0.2s; }
.business-section:nth-child(3) { animation-delay: 0.3s; }
.business-section:nth-child(4) { animation-delay: 0.4s; }

/* 문의 섹션 */
.contact-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 5rem 2rem;
    text-align: center;
}

.contact-container {
    max-width: 800px;
    margin: 0 auto;
}

.contact-section h2 {
    font-size: 3rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 1rem;
}

.contact-subtitle {
    font-size: 1.2rem;
    color: #7f8c8d;
    margin-bottom: 3rem;
}

.contact-info {
    display: flex;
    justify-content: center;
    margin-top: 3rem;
}

.contact-card {
    background: white;
    padding: 3rem 2rem;
    border-radius: 20px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    max-width: 400px;
    width: 100%;
}

.contact-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.15);
}

.contact-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.contact-card h3 {
    font-size: 1.8rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 1rem;
}

.contact-card p {
    color: #7f8c8d;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.contact-email {
    display: inline-block;
    background: linear-gradient(135deg, #3498db, #2980b9);
    color: white;
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(52, 152, 219, 0.3);
}

.contact-email:hover {
    background: linear-gradient(135deg, #2980b9, #3498db);
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(52, 152, 219, 0.4);
}

/* 푸터 */
.footer {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    color: white;
    padding: 4rem 2rem 2rem;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h4 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: #3498db;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

/* 푸터에서 로고 색상만 조정 */
.footer-logo .logo-text h1 {
    color: white;
}

.footer-logo .logo-text span {
    color: #bdc3c7;
}

.footer-description {
    color: #bdc3c7;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: #bdc3c7;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #3498db;
}

.footer-contact a {
    color: #3498db;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-contact a:hover {
    color: #2980b9;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-bottom p {
    color: #bdc3c7;
    margin: 0;
}

.footer-tagline {
    font-style: italic;
    opacity: 0.8;
}

/* 섹션 스크롤 위치 조정 */
#home, #about, #history, #contact {
    scroll-margin-top: 100px;
}