/* スタートページ全体中央寄せ */
.start-page {
    height: 70vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 2rem;
}

.intro-text {
    font-size: 2rem;
    font-weight: 600;
    color: #ff6f61;
    margin-bottom: 3rem;
    max-width: 500px;
    text-align: center;
    line-height: 1.6;
    user-select: none;
    letter-spacing: 0.03em;
    background: none;
    filter: none;
    transition: color 0.3s ease;
}

/* スタートボタン */
.start-button {
    background: linear-gradient(135deg, #FF6F61, #FFB700);
    color: white;
    font-weight: 900;
    font-size: 2rem;
    padding: 1.2rem 5rem;
    border-radius: 24px;
    border: none;
    box-shadow: 0 8px 20px rgba(255, 111, 97, 0.7);
    cursor: pointer;
    user-select: none;
    transition: background 0.3s ease, box-shadow 0.3s ease, transform 0.2s ease;
}

.start-button:hover {
    background: linear-gradient(135deg, #FFB700, #FF6F61);
    box-shadow: 0 12px 30px rgba(255, 111, 97, 0.9);
    transform: scale(1.05);
    color: #fff;
}

/*お題募集*/
.request-text {
    color: #ff6f61;
    text-align: center;
    margin-top: 2rem;
    padding: 15px;
    border-radius: 8px;
    font-size: 1.5rem;
}

.request-section *:last-child {
    margin-bottom: 0;
}

.btn-top-requesttons {
    background-color: #ff6f61;
    color: white;
    margin-bottom: 3rem;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1.5em;
    height: 4rem;
    width: 15rem;
}

.btn-top-requesttons:hover {
    background-color: #45a049;
}

/* スマホ向け調整*/
@media (pointer: coarse) {

    .intro-text {
        font-size: 1.3rem;
        font-weight: 600;
        margin-bottom: 1.5rem;
        max-width: 500px;
    }

    /* スタートボタン */
    .start-button {
        font-weight: 900;
        font-size: 1.7rem;
        padding: 2rem 2rem;
        border-radius: 15px;
        margin-bottom: 0rem;
    }

    .request-text {
        color: #ff6f61;
        text-align: center;
        margin-top: 2rem;
        padding: 15px;
        border-radius: 8px;
        font-size: 1rem;
    }

    .btn-top-requesttons {
        background-color: #ff6f61;
        color: white;
        margin-bottom: 0rem;
        border: none;
        border-radius: 10px;
        cursor: pointer;
        font-size: 1.2em;
        height: 4rem;
        width: 100%;
    }

}