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

body {
    font-family: 'Helvetica Neue', Arial, 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', Meiryo, sans-serif;
    line-height: 1.6;
    color: #333;
}

header {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: bold;
}

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

nav a {
    color: white;
    text-decoration: none;
    transition: opacity 0.3s;
}

nav a:hover {
    opacity: 0.8;
}

.hero {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
    padding: 120px 2rem 80px;
    margin-top: 60px;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
}

.breadcrumb {
    font-size: 0.9rem;
    margin-bottom: 1rem;
    opacity: 0.9;
}

.breadcrumb a {
    color: white;
    text-decoration: none;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero-tags {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.tag {
    background: rgba(255,255,255,0.2);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
}

.hero-info {
    display: flex;
    gap: 2rem;
    font-size: 1.1rem;
    flex-wrap: wrap;
}

.hero-info div a{
    display: flex;
    gap: 2rem;
    font-size: 1.1rem;
    flex-wrap: wrap;
    color: #f8f9fa;
}

.hero-info div a:hover{
    color: #5774f5;
}

section {
    padding: 80px 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: #f5576c;
}

.overview {
    background: #f8f9fa;
}

.overview-text {
    font-size: 1.2rem;
    line-height: 2;
    margin-bottom: 2rem;
}

.highlight-box {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    margin-top: 2rem;
}

.target-audience {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.target-item {
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 3px 15px rgba(0,0,0,0.1);
    border-left: 4px solid #f5576c;
}

.curriculum {
    background: white;
}

.day-section {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 15px;
    margin-bottom: 2rem;
}

.day-section h3 {
    color: #f5576c;
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 3px solid #f5576c;
}

.curriculum-item {
    background: white;
    padding: 1.5rem;
    margin-bottom: 1rem;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.curriculum-item h4 {
    color: #333;
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.time-label {
    display: inline-block;
    background: #f5576c;
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 5px;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.benefits {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.benefits h2 {
    color: white;
}

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

.benefit-card {
    background: rgba(255,255,255,0.1);
    padding: 2rem;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    transition: transform 0.3s;
}

.benefit-card:hover {
    transform: translateY(-5px);
    background: rgba(255,255,255,0.15);
}

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

.benefit-card h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.instructor {
    background: #f8f9fa;
}

.instructor-profile {
    display: flex;
    gap: 2rem;
    align-items: start;
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.instructor-image {
    width: 150px;
    height: 150px;
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    flex-shrink: 0;
}

.instructor-info h3 {
    color: #f5576c;
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

.instructor-info p {
    margin-bottom: 1rem;
    line-height: 1.8;
}

.details-info {
    background: white;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.info-card {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 10px;
}

.info-card h3 {
    color: #f5576c;
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

.info-card ul {
    list-style: none;
    padding: 0;
}

.info-card li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #e0e0e0;
}

.info-card li:last-child {
    border-bottom: none;
}

.cta-section {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
    text-align: center;
}

.cta-section h2 {
    color: white;
}

.btn {
    display: inline-block;
    padding: 1.2rem 3rem;
    background: white;
    color: #f5576c;
    text-decoration: none;
    border-radius: 50px;
    font-weight: bold;
    font-size: 1.2rem;
    transition: transform 0.3s, box-shadow 0.3s;
    margin: 1rem;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.3);
}

.btn-secondary {
    background: transparent;
    border: 2px solid white;
    color: white;
}

footer {
    background: #2c3e50;
    color: white;
    text-align: center;
    padding: 2rem;
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }

    nav ul {
        gap: 1rem;
        font-size: 0.9rem;
    }

    h2 {
        font-size: 2rem;
    }

    .instructor-profile {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
}