/* リセットと基本設定 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Helvetica Neue', Arial, 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', Meiryo, sans-serif;
    /* 背景色（爽やかなグラデーション） */
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #333;
    text-align: center;
    /* display: grid; */
}

/* メインコンテナ */
.container {
    background-color: rgba(255, 255, 255, 0.95);
    padding: 3rem 4rem;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
    max-width: 90%;
}

h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: #2c3e50;
    letter-spacing: 2px;
}

p {
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 2.5rem;
    color: #555;
}

/* カウントダウンのレイアウト */
.countdown {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
}

.time-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: #2c3e50;
    color: #fff;
    padding: 1rem;
    border-radius: 8px;
    min-width: 85px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.time-box span {
    font-size: 2.5rem;
    font-weight: bold;
}

.time-box .label {
    font-size: 0.8rem;
    font-weight: normal;
    margin-top: 5px;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.message {
    margin-top: 2rem;
    font-size: 1rem;
    color: #777;
}
/* スマートフォン向けのレスポンシブ調整 */
@media (max-width: 600px) {
    .container {
        padding: 2rem 1.5rem;
    }
    h1 {
        font-size: 2.2rem;
    }
    .countdown {
        gap: 0.5rem;
    }
    .time-box {
        min-width: 65px;
        padding: 0.8rem;
    }
    .time-box span {
        font-size: 1.5rem;
    }
}
/* #shop {
    width: 100%;
    height: 400px;
    background-color: #dababa;
    display: grid;
    grid-template-columns: 1fr;
    place-content: center;
    place-items: center;
} */