/* ========================================
   基本設定
======================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    min-height: 100vh;

    background: #f5f5f5;
    color: #222222;

    text-align: center;

    font-family:
        "M PLUS Rounded 1c",
        "Yu Gothic",
        "Hiragino Sans",
        "Meiryo",
        sans-serif;
}


main {
    width: 90%;
    max-width: 500px;

    margin: 30px auto;
    padding-bottom: 30px;
}


/* 画面上部の共通「戻る」ボタン */
.back-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 44px;
    padding: 8px 16px;
    border: 3px solid #000000;
    border-radius: 14px;
    color: #222222;
    background: #ffffff;
    font-size: 1rem;
    font-weight: 800;
    text-decoration: none;
}

.back-link:hover {
    background: #fff0d6;
}

.back-link:focus-visible {
    outline: 3px solid #9a5700;
    outline-offset: 3px;
}

/* ========================================
   ぎだにゃん風共通ボタン
======================================== */

.button-area,
.stage-button-area {
    margin-bottom: 40px;

    display: flex;
    flex-direction: column;
    gap: 24px;
}

.gida-btn {
    position: relative;

    font-family: inherit;

    width: 100%;
    max-width: 380px;
    min-height: 90px;

    margin: 0 auto;
    padding: 18px 70px;

    display: flex;
    justify-content: center;
    align-items: center;

    background: #ffffff;
    color: #ff9800;

    border: 6px solid #000000;
    border-radius: 999px;

    text-decoration: none;

    cursor: pointer;

    transition:
        transform 0.2s ease,
        box-shadow 0.2s ease,
        background-color 0.2s ease;
}

.gida-btn:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 0 #ff9800;
    background: #fffaf2;
}

.gida-btn:focus-visible {
    outline: 5px solid #ffd28a;
    outline-offset: 5px;
}

.gida-btn:active {
    transform: translateY(3px);
    box-shadow: 0 2px 0 #ff9800;
}

.gida-btn:disabled {
    transform: none;
    box-shadow: none;
    cursor: wait;
}

.btn-text {
    color: #ff9800;

    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: 1px;

    white-space: nowrap;
}

.paw {
    position: absolute;
    left: 25px;

    font-size: 1.8rem;
    line-height: 1;
}


.spark {
    position: absolute;
    top: 12px;
    right: 25px;

    color: #ff9800;

    font-size: 1rem;
    line-height: 1;
}


@media (max-width: 500px) {
    main {
        width: 92%;
        margin-top: 20px;
    }

    .gida-btn {
        min-height: 80px;
        padding-right: 55px;
        padding-left: 55px;
    }

    .btn-text {
        font-size: clamp(1.1rem, 5.6vw, 1.35rem);
    }
}