:root {
    --primary-color: #2C8C99;
    --secondary-color: #45a3b1;
    --accent-color: #ff9800;
    --text-color: #333;
    --light-bg: #f5f7f8;
}

body {
    font-family: "Hiragino Kaku Gothic Pro", "Meiryo", sans-serif;
    line-height: 1.6;
    background-color: var(--light-bg);
    color: var(--text-color);
}

.hero {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 80px 0;
    text-align: center;
    margin-bottom: 40px;
}

.feature-card {
    background: white;
    border-radius: 10px;
    padding: 25px;
    margin-bottom: 30px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

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

.feature-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.section-title {
    color: var(--primary-color);
    margin-bottom: 30px;
    position: relative;
    padding-bottom: 15px;
}

.section-title:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background-color: var(--accent-color);
}

.content-section {
    margin-bottom: 30px;
}

.content-section h3 {
    color: var(--primary-color);
    margin-bottom: 20px;
}

.content-section ul {
    list-style: none;
    padding: 0;
}

.content-section li {
    margin-bottom: 10px;
}

.content-section a {
    color: var(--text-color);
    text-decoration: none;
    transition: color 0.3s ease;
    display: block;
    padding: 8px 0;
}

.content-section a:hover {
    color: var(--primary-color);
}

.content-section a i {
    margin-right: 10px;
    color: var(--primary-color);
}

.cta-button {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 15px 30px;
    border-radius: 5px;
    text-decoration: none;
    transition: background 0.3s ease;
    margin-top: 20px;
}

.cta-button:hover {
    background: var(--secondary-color);
    color: white;
}

.footer {
    background: var(--primary-color);
    color: white;
    padding: 40px 0;
    margin-top: 60px;
}

.footer a {
    color: white;
    text-decoration: none;
    transition: opacity 0.3s ease;
}

.footer a:hover {
    opacity: 0.8;
}

.language-selector {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
}

.language-selector .btn {
    background: white;
    color: var(--primary-color);
    border: none;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.language-selector .btn:hover {
    background: var(--light-bg);
}

/* Japanese specific styles */
.japanese-text {
    line-height: 1.8;
    letter-spacing: 0.05em;
}

.japanese-title {
    font-weight: bold;
    margin-bottom: 1.5em;
}

.japanese-subtitle {
    font-size: 1.2em;
    margin-bottom: 1em;
}

.japanese-list {
    list-style-type: none;
    padding-left: 1.5em;
}

.japanese-list li {
    position: relative;
    padding-left: 1.5em;
    margin-bottom: 0.8em;
}

.japanese-list li:before {
    content: "・";
    position: absolute;
    left: 0;
    color: var(--primary-color);
}