/* リセット & ベース */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans JP", sans-serif;
    background-color: #f4f3f0; /* 少し温かみのあるミニマルな背景色 */
    color: #2b2b2b;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 24px;
    line-height: 1.6;
}

/* コンテナ */
.container {
    background-color: #ffffff;
    max-width: 520px;
    width: 100%;
    padding: 48px 40px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.03);
    text-align: center;
}

/* ヘッダー・バッジ */
.header {
    margin-bottom: 28px;
}

.badge {
    display: inline-block;
    background-color: #efece6;
    color: #7a756b;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 6px 16px;
    border-radius: 100px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* コンテンツ */
.content h1 {
    font-size: 2.25rem;
    font-weight: 700;
    color: #111111;
    margin-bottom: 12px;
    letter-spacing: -0.02em;
}

.subtitle {
    font-size: 0.95rem;
    color: #6e6e6e;
    margin-bottom: 32px;
}

.divider {
    height: 1px;
    background-color: #e5e0d8;
    width: 40px;
    margin: 0 auto 32px;
}

.description {
    font-size: 0.95rem;
    color: #4a4a4a;
    margin-bottom: 48px;
    text-align: left;
    word-break: break-all;
}

/* フッター・リンク */
.footer {
    font-size: 0.85rem;
}

.links {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-bottom: 24px;
}

.link-item {
    color: #2b2b2b;
    text-decoration: none;
    font-weight: 500;
    border-bottom: 1px solid #2b2b2b;
    padding-bottom: 2px;
    transition: all 0.2s ease;
}

.link-item:hover {
    color: #7a756b;
    border-color: #7a756b;
}

.copyright {
    color: #b5b0a4;
    font-size: 0.8rem;
}