/* CSS 변수 - 색상 팔레트 (UMAUMA Icons 테마) */
:root {
    --primary-dark: #1243A6;    /* 진한 파랑 - 주요 버튼, 헤더 */
    --primary: #1D64F2;         /* 밝은 파랑 - 링크, 하이라이트 */
    --dark: #011C40;            /* 네이비 - 텍스트, 배경 */
    --light: #F2EED8;           /* 크림 - 배경, 카드 */
    --accent: #F24822;          /* 오렌지레드 - CTA, 강조 */
    --white: #ffffff;
    --gray-light: #f8f9fa;
    --gray: #6c757d;
    --shadow: rgba(0, 0, 0, 0.1);
    --shadow-hover: rgba(0, 0, 0, 0.2);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background-color: var(--light);
    font-weight: 400;
}

/* 컨테이너 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 헤더 */
.header {
    background-color: var(--white);
    box-shadow: 0 2px 10px var(--shadow);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.logo-text {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-dark);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-menu a:hover {
    color: var(--primary);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: var(--primary);
    transition: width 0.3s ease;
}

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

.nav-cta-btn {
    background-color: var(--primary-dark);
    color: var(--white);
    border: none;
    padding: 0.7rem 1.5rem;
    border-radius: 25px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.nav-cta-btn:hover {
    background-color: var(--primary);
    transform: translateY(-2px);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--dark);
}

/* 공통 버튼 스타일 */
.btn {
    padding: 1rem 2rem;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--primary-dark);
    color: var(--white);
}

.btn-primary:hover {
    background-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px var(--shadow-hover);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary-dark);
    border: 2px solid var(--primary-dark);
}

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

.btn-cta {
    background-color: var(--accent);
    color: var(--white);
    font-size: 1.2rem;
    padding: 1.2rem 3rem;
}

.btn-cta:hover {
    background-color: #d63e1f;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px var(--shadow-hover);
}

/* 섹션 공통 스타일 */
section {
    padding: 80px 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--dark);
    line-height: 1.2;
}

.highlight {
    color: var(--primary);
}

/* 히어로 섹션 */
.hero {
    background: linear-gradient(135deg, var(--light) 0%, var(--white) 100%);
    padding: 120px 0 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero .container {
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.hero-content-center {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: var(--dark);
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--gray);
    margin-bottom: 2.5rem;
    line-height: 1.5;
}

.hero-cta {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}



/* 애니메이션 */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease forwards;
}

.fade-in-delay {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease 0.3s forwards;
}

.fade-in-delay-2 {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease 0.6s forwards;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 서비스 소개 섹션 */
.service-intro {
    background-color: var(--white);
}

.service-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background-color: var(--light);
    padding: 2.5rem;
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(29, 100, 242, 0.1), transparent);
    transition: left 0.5s ease;
}

.service-card:hover::before {
    left: 100%;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px var(--shadow-hover);
    border-color: var(--primary);
}

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

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 1rem;
}

.service-card p {
    color: var(--dark);
    line-height: 1.6;
}

/* 핵심 기능 섹션 */
.features {
    background-color: var(--dark);
    color: var(--white);
}

.features .section-title {
    color: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-item {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.feature-item:hover {
    background-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.feature-item h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--white);
}

.feature-item p {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.5;
}

/* 가격 정책 섹션 */
.pricing {
    background-color: var(--white);
}

.pricing-comparison {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.pricing-card {
    background-color: var(--light);
    padding: 2.5rem;
    border-radius: 15px;
    position: relative;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.pricing-card.recommended {
    border-color: var(--primary);
    background-color: var(--white);
    transform: scale(1.05);
}

.pricing-card.recommended::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--primary-dark));
}

.recommended-badge {
    position: absolute;
    top: -10px;
    right: 20px;
    background-color: var(--accent);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: 15px;
    font-size: 0.9rem;
    font-weight: 600;
}

.pricing-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 2rem;
    color: var(--dark);
}

.pricing-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    border-bottom: 1px solid rgba(1, 28, 64, 0.1);
}

.pricing-item:last-child {
    border-bottom: none;
}

.pricing-item .label {
    font-weight: 500;
    color: var(--dark);
}

.pricing-item .value {
    font-weight: 600;
    color: var(--gray);
}

.pricing-item .value.highlight {
    color: var(--primary);
    font-weight: 700;
}

.pricing-guarantee {
    text-align: center;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--accent);
    margin-top: 2rem;
}

/* 프로세스 섹션 */
.process {
    background-color: var(--light);
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.process-step {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
}

.process-step:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px var(--shadow-hover);
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 1.5rem;
}

.process-step h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 1rem;
}

.process-step p {
    color: var(--gray);
    line-height: 1.5;
}

/* 고객 후기 섹션 */
.testimonials {
    background-color: var(--white);
}

.testimonial-card {
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--light);
    padding: 3rem;
    border-radius: 20px;
    text-align: center;
    position: relative;
}

.testimonial-card::before {
    content: '"';
    font-size: 4rem;
    color: var(--primary);
    position: absolute;
    top: 1rem;
    left: 2rem;
    font-family: serif;
}

.testimonial-text {
    font-size: 1.3rem;
    line-height: 1.6;
    color: var(--dark);
    margin-bottom: 2rem;
    font-style: italic;
}

.testimonial-author {
    border-top: 1px solid rgba(1, 28, 64, 0.2);
    padding-top: 1.5rem;
}

.author-info {
    font-weight: 600;
    color: var(--primary-dark);
}

/* 최종 CTA 섹션 */
.final-cta {
    background: linear-gradient(135deg, var(--dark) 0%, var(--primary-dark) 100%);
    color: var(--white);
    text-align: center;
}

.cta-title {
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--white);
}

.cta-subtitle {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    color: rgba(255, 255, 255, 0.9);
}

.final-cta .highlight {
    color: var(--accent);
}

/* Footer */
.footer {
    background-color: var(--dark);
    color: var(--white);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: var(--white);
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0.5rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: var(--primary);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--primary);
}

/* 반응형 디자인 */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 3rem;
    }

    .hero-content-center {
        max-width: 90%;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .nav-cta-btn {
        display: none;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero {
        padding: 100px 0 60px;
        min-height: auto;
    }
    
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .hero-content-center {
        max-width: 95%;
    }
    
    .service-cards,
    .features-grid,
    .pricing-comparison,
    .process-steps {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .pricing-card.recommended {
        transform: none;
    }
    
    .cta-title {
        font-size: 2rem;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.8rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .service-card,
    .feature-item,
    .pricing-card,
    .process-step {
        padding: 1.5rem;
    }
    
    .testimonial-card {
        padding: 2rem;
    }
    
    .testimonial-text {
        font-size: 1.1rem;
    }
}

/* 스크롤 애니메이션을 위한 클래스 */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}