/* 基本設定 */
* {
    margin: 0;
    padding: 0;
    box-shadow: border-box;
}

body {
    background-color: #0f0f0f; /* 高級感のある黒 */
    color: #ffffff;
    font-family: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", sans-serif;
    line-height: 1.6;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    text-align: center;
}

.container {
    padding: 20px;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 1s forwards; /* ふわっと浮き出るアニメーション */
}

/* ロゴ */
.logo {
    width: 300px;
    height: auto;
    margin-bottom: 40px;
}

/* テキストコンテンツ */
.status-tag {
    font-weight: bold;
    letter-spacing: 0.3em;
    color: #888;
    margin-bottom: 10px;
}

h1 {
    font-size: 2rem;
    margin-bottom: 20px;
    font-weight: 500;
}

.description {
    color: #ccc;
    font-size: 1.1rem;
    margin-bottom: 40px;
}

.launch-date {
    border: 2px solid #1a6b6a;
    border-radius: 15px;
    padding: 15px 30px;
    display: inline-block;
    margin-top: 20px;
    font-weight: 600;
    color: #ffffff;
    font-size: 1.4rem;
    background-color: rgba(26, 107, 106, 0.2);
}

.copyright {
    margin-top: 50px;
    font-size: 0.7rem;
    color: #555;
}

/* アニメーションの定義 */
@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* スマホ対応の調整 */
@media (max-width: 480px) {
    h1 {
        font-size: 1.5rem;
        word-break: keep-all;
        white-space: normal;
    }

    .launch-date {
        font-size: 1rem;
        padding: 12px 20px;
        word-break: keep-all;
    }
}