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

:root {
    --primary-color: #8B4513;
    --secondary-color: #D2691E;
    --accent-color: #CD853F;
    --text-dark: #2C2C2C;
    --text-light: #666;
    --bg-light: #F8F6F3;
    --bg-white: #FFFFFF;
    --border-color: #E0E0E0;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.15);
}

body {
    font-family: 'Malgun Gothic', 'Apple SD Gothic Neo', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-white);
}

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

/* Header Styles */
.main-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    padding: 1rem 0;
}

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

.logo h1 {
    color: var(--bg-white);
    font-size: 1.8rem;
    font-weight: bold;
    margin-bottom: 0.2rem;
}

.logo-subtitle {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.9rem;
}

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

.nav-menu a {
    color: var(--bg-white);
    text-decoration: none;
    font-weight: 500;
    transition: opacity 0.3s;
    padding: 0.5rem 0;
}

.nav-menu a:hover,
.nav-menu a.active {
    opacity: 0.8;
    border-bottom: 2px solid var(--bg-white);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--bg-white);
    transition: 0.3s;
}

/* Hero Section */
.hero-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    padding: 4rem 20px;
    max-width: 1200px;
    margin: 0 auto;
    align-items: center;
    background: linear-gradient(to bottom, var(--bg-light) 0%, var(--bg-white) 100%);
}

.hero-content {
    padding: 2rem 0;
}

.hero-title {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 2rem;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 600;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

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

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

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

.btn-secondary:hover {
    background: var(--primary-color);
    color: var(--bg-white);
}

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

.btn-outline:hover {
    background: var(--primary-color);
    color: var(--bg-white);
}

/* Features Section */
.features-section {
    padding: 4rem 20px;
    background: var(--bg-white);
}

.section-title {
    text-align: center;
    font-size: 2.2rem;
    color: var(--primary-color);
    margin-bottom: 3rem;
}

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

.feature-card {
    background: var(--bg-white);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: transform 0.3s, box-shadow 0.3s;
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    margin-bottom: 1.5rem;
    overflow: hidden;
    border-radius: 8px;
}

.feature-icon img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.feature-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.8;
}

/* Intro Section */
.intro-section {
    padding: 4rem 20px;
    background: var(--bg-light);
}

.intro-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.intro-text h2 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.intro-text p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.intro-image img {
    width: 100%;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

/* Stats Section */
.stats-section {
    padding: 3rem 20px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--bg-white);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    text-align: center;
}

.stat-item {
    padding: 2rem;
}

.stat-number {
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* Page Header */
.page-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--bg-white);
    padding: 3rem 20px;
    text-align: center;
}

.page-header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.page-subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* Content Section */
.content-section {
    padding: 3rem 20px;
}

.content-wrapper {
    margin-bottom: 3rem;
}

.content-image-large {
    margin-bottom: 2rem;
}

.content-image-large img {
    width: 100%;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

.content-text h2 {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.content-text p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

/* Two Column Layout */
.two-column-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin: 3rem 0;
}

.feature-list {
    list-style: none;
}

.feature-list li {
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

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

.feature-list strong {
    color: var(--primary-color);
    font-size: 1.2rem;
    display: block;
    margin-bottom: 0.5rem;
}

.info-box {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 12px;
}

.info-box img {
    width: 100%;
    border-radius: 8px;
    margin-bottom: 1.5rem;
}

.info-box h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* Highlight Section */
.highlight-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    margin: 3rem 0;
    padding: 2rem;
    background: var(--bg-light);
    border-radius: 12px;
}

.highlight-content h2 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.highlight-content p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.highlight-image img {
    width: 100%;
    border-radius: 12px;
}

/* Timeline */
.timeline {
    position: relative;
    padding: 2rem 0;
}

.timeline-item {
    display: grid;
    grid-template-columns: 150px 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
    position: relative;
}

.timeline-year {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    text-align: right;
    padding-right: 2rem;
}

.timeline-content {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.timeline-content img {
    width: 100%;
    border-radius: 8px;
    margin-bottom: 1.5rem;
}

.timeline-content h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.timeline-content p {
    color: var(--text-light);
    line-height: 1.8;
}

/* History Highlight */
.history-highlight {
    margin-top: 4rem;
}

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

.region-card {
    background: var(--bg-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.3s;
}

.region-card:hover {
    transform: translateY(-5px);
}

.region-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.region-card h3 {
    color: var(--primary-color);
    padding: 1rem;
    margin: 0;
}

.region-card p {
    color: var(--text-light);
    padding: 0 1rem 1.5rem;
    line-height: 1.8;
}

/* Technique Styles */
.technique-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
    align-items: center;
}

.technique-image img {
    width: 100%;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

.technique-text h2 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.technique-text p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.techniques-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.technique-card {
    background: var(--bg-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.3s;
}

.technique-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.technique-card-image img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.technique-card-content {
    padding: 2rem;
}

.technique-card-content h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.technique-card-content p {
    color: var(--text-light);
    margin-bottom: 1rem;
    line-height: 1.8;
}

.technique-card-content ul {
    list-style: none;
    padding-left: 0;
}

.technique-card-content li {
    color: var(--text-light);
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.technique-card-content li:before {
    content: "•";
    color: var(--primary-color);
    position: absolute;
    left: 0;
}

/* Practice Section */
.practice-section {
    margin-top: 4rem;
    padding: 3rem;
    background: var(--bg-light);
    border-radius: 12px;
}

.practice-section h2 {
    color: var(--primary-color);
    margin-bottom: 2rem;
    text-align: center;
}

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

.practice-step {
    display: flex;
    gap: 1.5rem;
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.step-number {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--bg-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    flex-shrink: 0;
}

.step-content h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.step-content p {
    color: var(--text-light);
    line-height: 1.8;
}

/* Gallery Styles */
.gallery-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.8rem 1.5rem;
    background: var(--bg-white);
    border: 2px solid var(--border-color);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s;
    font-weight: 500;
    color: var(--text-dark);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary-color);
    color: var(--bg-white);
    border-color: var(--primary-color);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 12px;
    box-shadow: var(--shadow);
    cursor: pointer;
    aspect-ratio: 4/3;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: var(--bg-white);
    padding: 2rem;
    transform: translateY(100%);
    transition: transform 0.3s;
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

.gallery-overlay h3 {
    margin-bottom: 0.5rem;
}

.gallery-overlay p {
    opacity: 0.9;
}

/* Contact Styles */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 4rem;
}

.contact-info h2 {
    color: var(--primary-color);
    margin-bottom: 2rem;
}

.info-card {
    display: flex;
    gap: 1.5rem;
    padding: 2rem;
    background: var(--bg-light);
    border-radius: 12px;
    margin-bottom: 1.5rem;
}

.info-icon {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--bg-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.info-content h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.info-content p {
    color: var(--text-light);
    line-height: 1.8;
}

.info-content a {
    color: var(--primary-color);
    text-decoration: none;
}

.info-content a:hover {
    text-decoration: underline;
}

.contact-form-wrapper h2 {
    color: var(--primary-color);
    margin-bottom: 2rem;
}

.contact-form {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 12px;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group textarea {
    resize: vertical;
}

/* FAQ Section */
.faq-section {
    margin-top: 4rem;
    padding-top: 3rem;
    border-top: 2px solid var(--border-color);
}

.faq-section h2 {
    color: var(--primary-color);
    margin-bottom: 2rem;
    text-align: center;
}

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

.faq-item {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.faq-item h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.faq-item p {
    color: var(--text-light);
    line-height: 1.8;
}

/* Footer */
.main-footer {
    background: var(--text-dark);
    color: var(--bg-white);
    padding: 3rem 20px 1rem;
    margin-top: 4rem;
}

.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;
}

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

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

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

.footer-section a:hover {
    color: var(--bg-white);
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--primary-color);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .hero-section {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-title {
        font-size: 2rem;
    }

    .intro-content,
    .two-column-layout,
    .highlight-section,
    .technique-intro,
    .contact-wrapper {
        grid-template-columns: 1fr;
    }

    .timeline-item {
        grid-template-columns: 1fr;
    }

    .timeline-year {
        text-align: left;
        padding-right: 0;
        margin-bottom: 1rem;
    }

    .features-grid,
    .techniques-grid,
    .gallery-grid {
        grid-template-columns: 1fr;
    }

    .practice-steps {
        grid-template-columns: 1fr;
    }
}