/* 基本設定 */
:root {
    --primary-color: #E6E6FA;
    --primary-dark: #9370DB;
    --text-color: #333333;
    --gray-light: #f8f9fa;
    --gray-dark: #343a40;
}

* {
    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: var(--text-color);
}

/* ヘッダー */
header {
    background: white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    z-index: 1000;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-dark);
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: var(--primary-dark);
}

/* メインビジュアル */
.hero {
    padding: 8rem 2rem 4rem;
    background-color: var(--primary-color);
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 4rem;
}

.hero-content {
    flex: 1;
}

.hero-title {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.hero-description {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

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

.button {
    padding: 0.8rem 2rem;
    border-radius: 9999px;
    text-decoration: none;
    font-weight: bold;
    transition: opacity 0.3s ease;
}

.button-primary {
    background-color: var(--primary-dark);
    color: white;
}

.button-secondary {
    background-color: white;
    color: var(--primary-dark);
}

.button:hover {
    opacity: 0.9;
}

/* 特徴セクション */
.features {
    padding: 5rem 2rem;
}

.section-title {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 3rem;
}

/* お問い合わせセクション */
.contact-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
    background: white;
    border-radius: 0.5rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    text-align: center;
}

.contact-description {
    margin-bottom: 2rem;
    font-size: 1.1rem;
    color: var(--text-color);
}

.contact-button-wrapper {
    display: flex;
    justify-content: center;
}

/* ヒーロー画像の設定 */
.hero-image img {
    width: 428px;
    height: auto;
    max-width: 100%;
    border-radius: 20px;
    box-shadow: 0 8px 16px rgba(0,0,0,0.1);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 0.5rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.feature-icon {
    width: 4rem;
    height: 4rem;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

/* プライバシーポリシー・利用規約 */
.policy-section {
    padding: 5rem 2rem;
    background-color: var(--gray-light);
}

.policy-container {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    padding: 2rem;
    border-radius: 0.5rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.policy-heading {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.policy-content {
    margin-bottom: 2rem;
}

.policy-list {
    list-style-type: disc;
    padding-left: 1.5rem;
    margin-bottom: 1rem;
}

/* フッター */
footer {
    background-color: var(--gray-dark);
    color: white;
    padding: 3rem 2rem;
}

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

.footer-links {
    display: flex;
    gap: 2rem;
}

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

.footer-links a:hover {
    color: var(--primary-color);
}

/* レスポンシブ設定 */
@media (max-width: 768px) {
    .hero-container {
        flex-direction: column;
        text-align: center;
    }

    .nav-links {
        display: none;
    }

    .hero-buttons {
        justify-content: center;
    }

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

    .footer-container {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }
}