:root {
    --primary-color: #1e7b4a; /* 深い緑 */
    --accent-color: #ffd700;  /* 黄色 */
    --bg-color: #f9f9f9;
    --text-color: #333;
    --border-color: #ccc;
}

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

body {
    font-family: 'Helvetica Neue', Arial, 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', Meiryo, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    padding: 20px;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

@media (min-width: 768px) {
    .container {
        grid-template-columns: 1fr 1fr; /* PCでは2カラム */
    }
}

.panel {
    background: #fff;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 15px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.panel.visible {
    opacity: 1;
    transform: translateY(0);
}

.panel h2 {
    font-size: 1.1rem;
    background-color: #fffbdd;
    padding: 8px;
    border-bottom: 2px solid var(--accent-color);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
}

.badge {
    background-color: #333;
    color: #fff;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    margin-right: 10px;
}

.text-green { color: var(--primary-color); }

.flex-row {
    display: flex;
    gap: 15px;
    align-items: center;
}

.bg-gray {
    background-color: #eee;
    border: 1px dashed #aaa;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #888;
    font-size: 0.9rem;
    border-radius: 4px;
}

.image-placeholder {
    width: 100%;
    min-height: 150px;
    margin: 10px 0;
}

ul {
    list-style-type: none;
    margin-bottom: 15px;
}

ul li { margin-bottom: 8px; }

.worries-list li {
    background: #fff;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 8px 15px;
    display: inline-block;
    width: 100%;
    box-shadow: 2px 2px 0px rgba(0,0,0,0.1);
}

.features-list li {
    background: #f0fdf4;
    border-left: 4px solid var(--primary-color);
    padding: 8px;
}

.highlight-banner {
    background-color: var(--accent-color);
    text-align: center;
    font-weight: bold;
    padding: 10px;
    border-radius: 4px;
}

.cta-box {
    background: #eefdf5;
    padding: 15px;
    border-radius: 8px;
    text-align: center;
}

.cta-button {
    background-color: var(--primary-color);
    color: #fff;
    padding: 15px;
    border-radius: 8px;
    cursor: pointer;
    margin: 15px 0;
    transition: background 0.3s;
}

.cta-button:hover { background-color: #155d38; }

.footer {
    max-width: 1000px;
    margin: 40px auto 0;
    text-align: center;
    padding: 20px;
    background: #fff;
    border-top: 4px solid var(--primary-color);
}