@media screen and (max-width: 768px) {

    a.button {
        margin-top: 32px;
        margin-right: 8px;
        padding-bottom: 4px;
        float: right;
    }

    a.button:hover {
        padding-bottom: 0;
        border-bottom: none;
    }

    #discography section.container {
        padding: 32px;
    }

    #discography section.container h2.title {
        border: solid rgba( 255, 255, 255, 0.16 ) 1px;
        font-size: 1.2rem;
        line-height: 3.2rem;
        width: 100%;
        height: 32px;
        margin-bottom: 32px;
    }

    /* --------------------
    section.disc
    -------------------- */
    #discography section.disc  {
    }
    
    #discography section.disc section.disc-image-container {
        width: 100%;
        margin-bottom: 24px;
        float: none;
    }

    #discography section.disc section.disc-image-container img {
        width: 100%;
    }

    #discography section.disc section.disc-title-container {
        width: 100%;
        float: none;
        margin-bottom: 32px;
    }

    #discography section.disc section.disc-title-container .discontinued {
        font-size: 1.0rem;
        padding-top: 2em;
    }
    
    #discography section.disc section.disc-title-ja h1 {
        font-size:1.0rem;
        line-height: 2.4rem;
    }

    #discography section.disc section.disc-title-ja h2 {
        font-size:1.4rem;
        line-height: 2.4rem;
        margin-bottom: 8px;
    }

    #discography section.disc section.disc-title-ja h3 {
        font-size:1.0rem;
        line-height: 2.4rem;
        margin-bottom: 8px;
    }

    #discography section.disc section.disc-title-en h2 {
        font-size:1.0rem;
        line-height: 2.0rem;
    }

    #discography section.disc section.disc-title-en h3 {
        font-size:1.2rem;
        line-height: 2.0rem;
    }

    #discography section.disc ul.disc-list {
        clear: both;
        margin-bottom: 1rem;
    }

    #discography section.disc ul.disc-list li {
        font-size:1.0rem;
        text-indent: -2rem;
        padding-left: 2rem;
        padding-bottom: 1.6rem;
    }

   /* --------------------
    section.shop
    -------------------- */    
    #discography section.shop {
        font-size:1.0rem;
        line-height: 2.0rem;
    }

    #discography section.shop dl.shop-list {
        border-top: solid rgba( 255, 255, 255, 0.16 ) 1px;
        flex-wrap: wrap;
        flex-direction: column;
        margin-bottom: 2em;
    }

    #discography section.shop dl.shop-list dt {
        border-bottom: none;
        width: 100%;
        padding: 1em 0 0;
    }

    #discography section.shop dl.shop-list dd {
        border-bottom: solid rgba( 255, 255, 255, 0.16 ) 1px;
        width: 100%;
        padding: 0 0 1em;
    }

    /* --------------------
    section.summary
    -------------------- */
    #discography section.summary  {
        line-height: 1.75em;
        padding-bottom: 0;
    }
    
    #discography section.summary p {
        width: 100%;
        margin-bottom: 1em;
    }
    
    #discography section.summary dl {
        width: 100%;
    }
    
    #discography section.summary dl dt {
        font-size:1.2rem;
        width: 100%;
        line-height: 2em;
    }
    
    #discography section.summary dl dd {
        font-size:1.0rem;
        width: 100%;
        margin-bottom: 2em;
    }

    /* --------------------
    section.disc-list(index)
    -------------------- */
    #discography section.disc-list {
    }

    #discography section.disc-list section.disc-image-container a:hover img {
        opacity: 1;
    }

    #discography section.disc-list section.disc-title-container {
        margin-bottom: 0;
    }

    #discography .track-preview {
        font-size: 0.95rem;
        gap: 12px;
        line-height: 1.7rem;
        padding: 14px 10px;
    }

    #discography .track-preview__action {
        font-size: 0.72rem;
        margin-left: 8px;
    }

    #discography section.player iframe {
        height: 166px;
    }

    #discography .preview-status,
    #discography .translation-note {
        font-size: 0.84rem;
        line-height: 1.6rem;
    }

    #discography .translation-note {
        margin: -12px 0 24px;
    }

}

@media screen and (max-width: 768px) {
    #discography {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    #discography > section.disc-list.container {
        padding: 12px;
    }

    #discography > section.disc-list section.disc-image-container {
        margin-bottom: 10px;
    }

    #discography > section.disc-list section.disc-title-container {
        margin-bottom: 0;
    }

    #discography > section.disc-list section.disc-title-ja h1 {
        font-size: 0.78rem;
        line-height: 1.35rem;
    }

    #discography > section.disc-list section.disc-title-ja h2 {
        font-size: 0.92rem;
        line-height: 1.45rem;
    }

    #discography .catalog-card-preview {
        margin-top: 8px;
    }

    #discography .catalog-card-preview button {
        font-size: 0.72rem;
        gap: 4px;
        grid-template-columns: 14px minmax(0, 1fr);
        line-height: 1.25rem;
        padding: 4px 2px;
    }

    #discography > section.disc-list.is-expanded {
        gap: 16px;
        grid-template-columns: minmax(96px, 32%) minmax(0, 1fr);
        padding: 18px;
    }

    #discography > section.disc-list.is-expanded .catalog-card-track button {
        font-size: 0.9rem;
    }

    #discography .catalog-toggle {
        box-sizing: border-box;
        font-size: 0.9rem;
        margin-top: 12px;
        width: 100%;
    }

    #discography .catalog-panel {
        padding-top: 24px;
    }

    #discography .catalog-intro,
    #discography .catalog-status,
    #discography .catalog-translation-note {
        font-size: 0.84rem;
        line-height: 1.6rem;
    }

    #discography .catalog-intro {
        padding: 18px 0 14px;
    }

    #discography .catalog-player-region {
        padding: 12px;
    }

    #discography .catalog-track__row {
        display: block;
        padding: 14px 10px;
    }

    #discography .catalog-track__title {
        display: block;
        font-size: 0.95rem;
        line-height: 1.7rem;
        margin-bottom: 10px;
    }

    #discography .catalog-track__button {
        font-size: 0.78rem;
        width: 100%;
    }

    #discography .catalog-explanation {
        padding: 18px 16px 22px;
    }

    #discography .catalog-explanation h3 {
        font-size: 1rem;
        line-height: 1.7rem;
    }

    #discography .catalog-explanation p {
        font-size: 0.92rem;
        line-height: 1.8rem;
    }

    #discography .catalog-card-label {
        font-size: 0.72rem;
        margin-top: 14px;
    }

    #discography .catalog-card-track button {
        font-size: 0.92rem;
        gap: 6px;
        grid-template-columns: 22px minmax(0, 1fr) 16px;
        line-height: 1.6rem;
        padding: 10px 6px;
    }

    #discography .catalog-panel__header {
        padding: 16px 0 12px;
    }

    #discography .catalog-panel__heading {
        font-size: 0.9rem;
    }

    #discography .catalog-purchase {
        align-items: stretch;
        display: block;
        padding: 14px;
    }

    #discography .catalog-purchase__copy {
        font-size: 0.84rem;
        margin-bottom: 10px;
    }

    #discography .catalog-purchase__link {
        box-sizing: border-box;
        gap: 14px;
        justify-content: center;
        margin: 0;
        min-width: 0;
        text-align: center;
        width: 100%;
    }

}