/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Noto Serif KR', serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f6f1;
}

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

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #1e3a5f 0%, #2d5a7b 100%);
    color: #fff;
    padding: 80px 20px 100px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="40" height="40" patternUnits="userSpaceOnUse"><path d="M 40 0 L 0 0 0 40" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 20px;
}

.hero-title {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: 18px;
    line-height: 1.8;
    opacity: 0.9;
    margin-bottom: 40px;
}

.hero-features {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 40px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 15px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 15px 20px;
    border-radius: 12px;
    border-left: 4px solid #fbbf24;
}

.feature-item i {
    font-size: 24px;
    color: #fbbf24;
}

.feature-item strong {
    display: block;
    font-size: 16px;
    font-weight: 600;
}

.feature-item span {
    display: block;
    font-size: 14px;
    opacity: 0.8;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    color: #1e3a5f;
    border: none;
    padding: 16px 40px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(251, 191, 36, 0.3);
    font-family: 'Noto Serif KR', serif;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(251, 191, 36, 0.4);
}

.cta-button i {
    font-size: 16px;
}

.cta-wrapper {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
}

.cta-note {
    display: block;
    margin-top: 10px;
    font-size: 12px;
    color: #666;
    text-align: center;
}

.stats {
    display: flex;
    gap: 40px;
    margin-top: 50px;
}

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

.stat-number {
    font-size: 36px;
    font-weight: 700;
    color: #fbbf24;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 14px;
    opacity: 0.8;
}

/* Profile Card */
.profile-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    padding: 0;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    overflow: hidden;
}

.profile-card img {
    width: 100%;
    height: auto;
    display: block;
}

/* Section Styles */
section {
    padding: 80px 20px;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-block;
    background: linear-gradient(135deg, #1e3a5f, #2d5a7b);
    color: #fff;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1px;
    margin-bottom: 15px;
}

.section-title {
    font-size: 40px;
    font-weight: 700;
    color: #1e3a5f;
    margin-bottom: 15px;
}

.section-subtitle {
    font-size: 18px;
    color: #666;
}

/* About Section */
.about {
    background: #fff;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.about-card {
    background: #f8f6f1;
    padding: 35px;
    border-radius: 15px;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.about-card:hover {
    transform: translateY(-5px);
    border-color: #fbbf24;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.card-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #1e3a5f, #2d5a7b);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.card-icon i {
    font-size: 28px;
    color: #fbbf24;
}

.about-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: #1e3a5f;
    margin-bottom: 15px;
}

.about-card p {
    font-size: 15px;
    color: #666;
    line-height: 1.8;
}

/* Benefits Section */
.benefits {
    background: linear-gradient(135deg, #f8f6f1 0%, #e8e4dc 100%);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.benefit-card {
    background: #fff;
    padding: 28px 24px;
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.benefit-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 18px;
}

.benefit-icon i {
    font-size: 28px;
    color: #fff;
}

.benefit-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: #1e3a5f;
    margin-bottom: 12px;
}

.benefit-card p {
    font-size: 14px;
    color: #666;
    line-height: 1.7;
}

.disclaimer {
    display: block;
    margin-top: 12px;
    padding: 10px 12px;
    background: #fff3cd;
    border-left: 3px solid #fbbf24;
    font-size: 11px;
    color: #856404;
    text-align: left;
    border-radius: 5px;
    line-height: 1.5;
}

/* Feature Sections with Image */
.feature-section {
    padding: 80px 20px;
}

.feature-section.left-text {
    background: #fff;
}

.feature-section.right-text {
    background: linear-gradient(135deg, #f8f6f1 0%, #e8e4dc 100%);
}

.feature-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.feature-section.right-text .feature-content {
    grid-template-columns: 1fr 1fr;
}

.feature-text h2 {
    font-size: 34px;
    font-weight: 700;
    color: #1e3a5f;
    line-height: 1.4;
    margin-bottom: 20px;
}

.feature-text p {
    font-size: 16px;
    color: #666;
    line-height: 1.8;
    margin-bottom: 30px;
}

.feature-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.feature-list-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 16px 18px;
    background: rgba(251, 191, 36, 0.05);
    border-radius: 12px;
    border-left: 4px solid #fbbf24;
    transition: all 0.3s ease;
}

.feature-list-item:hover {
    background: rgba(251, 191, 36, 0.1);
    transform: translateX(5px);
}

.feature-list-item i {
    font-size: 22px;
    color: #fbbf24;
    margin-top: 2px;
    flex-shrink: 0;
}

.feature-list-item strong {
    display: block;
    font-size: 16px;
    font-weight: 700;
    color: #1e3a5f;
    margin-bottom: 4px;
}

.feature-list-item span {
    display: block;
    font-size: 13px;
    color: #666;
}

.feature-image {
    position: relative;
}

.image-placeholder {
    width: 100%;
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, #1e3a5f 0%, #2d5a7b 100%);
    border-radius: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #fff;
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.2);
    position: relative;
    overflow: hidden;
}

.image-placeholder::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid3" width="40" height="40" patternUnits="userSpaceOnUse"><path d="M 40 0 L 0 0 0 40" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid3)"/></svg>');
    opacity: 0.3;
}

.image-placeholder i {
    font-size: 80px;
    color: #fbbf24;
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.image-placeholder p {
    font-size: 16px;
    font-weight: 600;
    opacity: 0.7;
    position: relative;
    z-index: 1;
}

/* If using real images */
.feature-image img {
    width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
}

.feature-image img:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, #1e3a5f 0%, #2d5a7b 100%);
    color: #fff;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid2" width="40" height="40" patternUnits="userSpaceOnUse"><path d="M 40 0 L 0 0 0 40" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid2)"/></svg>');
    opacity: 0.3;
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
}

.cta-icon {
    width: 100px;
    height: 100px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 30px;
}

.cta-icon i {
    font-size: 48px;
    color: #fbbf24;
}

.cta-content h2 {
    font-size: 40px;
    font-weight: 700;
    margin-bottom: 20px;
}

.cta-content > p {
    font-size: 18px;
    line-height: 1.8;
    opacity: 0.9;
    margin-bottom: 40px;
}

.cta-features-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.cta-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    text-align: left;
}

.cta-feature i {
    font-size: 20px;
    color: #fbbf24;
    flex-shrink: 0;
}

.cta-feature span {
    font-size: 15px;
}

.cta-button.large {
    font-size: 18px;
    padding: 18px 45px;
}

.cta-disclaimer {
    margin-top: 30px;
    font-size: 14px;
    opacity: 0.8;
}

.cta-disclaimer i {
    margin-right: 8px;
}

/* Footer */
.footer {
    background: #1a1a1a;
    color: #fff;
    padding: 60px 20px 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-about h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 15px;
}

.footer-about p {
    font-size: 15px;
    opacity: 0.8;
    line-height: 1.8;
}

.footer-links h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 15px;
}

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

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: #fff;
    text-decoration: none;
    opacity: 0.8;
    transition: opacity 0.3s ease;
    font-size: 15px;
}

.footer-links a:hover {
    opacity: 1;
    color: #fbbf24;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    font-size: 14px;
    opacity: 0.6;
}

/* Fixed CTA Button */
.fixed-cta {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 15px 20px;
    z-index: 1000;
    display: flex;
    justify-content: center;
    pointer-events: none;
}

.fixed-cta button {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    color: #1e3a5f;
    border: none;
    padding: 16px 40px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 25px rgba(251, 191, 36, 0.4);
    font-family: 'Noto Serif KR', serif;
    display: flex;
    align-items: center;
    gap: 10px;
    pointer-events: auto;
}

.fixed-cta button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(251, 191, 36, 0.5);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: #fff;
    margin: 5% auto;
    padding: 40px;
    border-radius: 20px;
    width: 90%;
    max-width: 800px;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.modal-close {
    position: absolute;
    right: 20px;
    top: 20px;
    font-size: 32px;
    font-weight: 700;
    color: #999;
    cursor: pointer;
    transition: color 0.3s ease;
}

.modal-close:hover {
    color: #333;
}

#modal-body h2 {
    font-size: 28px;
    font-weight: 700;
    color: #1e3a5f;
    margin-bottom: 20px;
}

#modal-body h3 {
    font-size: 20px;
    font-weight: 700;
    color: #1e3a5f;
    margin-top: 30px;
    margin-bottom: 15px;
}

#modal-body p,
#modal-body li {
    font-size: 15px;
    color: #666;
    line-height: 1.8;
    margin-bottom: 15px;
}

#modal-body ul {
    padding-left: 20px;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-content,
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-grid,
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .feature-content {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .feature-text h2 {
        font-size: 32px;
    }
}

@media (max-width: 768px) {
    .hero {
        padding: 50px 20px 70px;
    }
    
    .hero-title {
        font-size: 26px;
    }
    
    .hero-subtitle {
        font-size: 15px;
    }
    
    .section-title {
        font-size: 26px;
    }
    
    .feature-text h2 {
        font-size: 24px;
    }
    
    .about-grid,
    .benefits-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .feature-content {
        gap: 35px;
    }
    
    /* 手机端图片统一在上方 */
    .feature-section.left-text .feature-content,
    .feature-section.right-text .feature-content {
        display: flex;
        flex-direction: column;
    }
    
    .feature-section.left-text .feature-image,
    .feature-section.right-text .feature-image {
        order: -1; /* 图片始终在上方 */
    }
    
    .feature-section {
        padding: 50px 20px;
    }
    
    .stats {
        flex-wrap: wrap;
        gap: 20px;
        justify-content: center;
    }
    
    .stat-item {
        min-width: 100px;
    }
    
    .cta-features-list {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .cta-content h2 {
        font-size: 26px;
    }
    
    .cta-content > p {
        font-size: 16px;
    }
    
    .profile-card {
        padding: 25px;
        border-radius: 15px;
    }
    
    section {
        padding: 50px 20px;
    }
    
    .section-header {
        margin-bottom: 40px;
    }
    .card-icon{
        margin: 0 auto;
    }
    .about-card,
    .benefit-card {
        padding: 25px 20px;
        text-align: center;
    }
    
    .benefit-icon {
        width: 60px;
        height: 60px;
    }
    
    .benefit-icon i {
        font-size: 24px;
    }
    
    .benefit-card h3 {
        font-size: 16px;
    }
    
    .benefit-card p {
        font-size: 13px;
    }
    
    .fixed-cta {
        padding: 12px 15px;
    }
    
    .fixed-cta button {
        font-size: 14px;
        padding: 13px 28px;
        gap: 8px;
    }
    
    .cta-button {
        font-size: 15px;
        padding: 14px 32px;
        gap: 8px;
    }
    
    .cta-button.large {
        font-size: 16px;
        padding: 15px 36px;
    }
    
    .cta-note {
        font-size: 11px;
        margin-top: 8px;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 40px 15px 60px;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 22px;
        line-height: 1.4;
    }
    
    .hero-subtitle {
        font-size: 14px;
    }
    
    .section-title {
        font-size: 22px;
        line-height: 1.4;
    }
    
    .section-subtitle {
        font-size: 15px;
    }
    
    .feature-text h2 {
        font-size: 20px;
        line-height: 1.5;
    }
    
    .feature-text p {
        font-size: 14px;
    }
    
    .cta-button {
        font-size: 14px;
        padding: 13px 28px;
        gap: 6px;
    }
    
    .cta-button i {
        font-size: 14px;
    }
    
    .cta-button.large {
        font-size: 15px;
        padding: 14px 32px;
    }
    
    .cta-note {
        font-size: 10px;
        margin-top: 6px;
    }
    
    .stat-number {
        font-size: 24px;
    }
    
    .stat-label {
        font-size: 12px;
    }
    
    .fixed-cta {
        padding: 10px 10px;
    }
    
    .fixed-cta button {
        font-size: 13px;
        padding: 12px 24px;
        gap: 6px;
    }
    
    .feature-list-item {
        padding: 15px;
    }
    
    .feature-list-item i {
        font-size: 20px;
    }
    
    .feature-list-item strong {
        font-size: 14px;
    }
    
    .feature-list-item span {
        font-size: 12px;
    }
    
    .image-placeholder i {
        font-size: 60px;
    }
    
    .feature-section {
        padding: 40px 15px;
    }
    
    section {
        padding: 40px 15px;
    }
    
    .badge {
        font-size: 12px;
        padding: 6px 12px;
    }
    
    .feature-item {
        padding: 12px 15px;
        gap: 12px;
    }
    
    .feature-item i {
        font-size: 20px;
    }
    
    .feature-item strong {
        font-size: 14px;
    }
    
    .feature-item span {
        font-size: 12px;
    }
    
    .about-card h3,
    .benefit-card h3 {
        font-size: 15px;
    }
    
    .about-card p {
        font-size: 13px;
    }
    
    .cta-icon {
        width: 80px;
        height: 80px;
        margin-bottom: 20px;
    }
    
    .cta-icon i {
        font-size: 36px;
    }
    
    .cta-content h2 {
        font-size: 22px;
    }
    
    .cta-feature {
        font-size: 13px;
    }
    
    .cta-feature i {
        font-size: 16px;
    }
    
    .cta-disclaimer {
        font-size: 12px;
        margin-top: 20px;
    }
    
    .footer {
        padding: 40px 15px 20px;
    }
    
    .footer-about h3 {
        font-size: 18px;
    }
    
    .footer-about p,
    .footer-links a {
        font-size: 13px;
    }
}