/* preset_colors */
:root {
    --pre0: #2c4590;
    --pre1: #83902c;
    --pre2: #902c8d;
    --pre3: #2c908d;
    --pre4: #902c2c;
    --pre5: #004206;

    /* js */
    --preImgHeight: 0px;
}





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

html {
    touch-action: manipulation;
}

body {
    display: flex;
    flex-flow: column;
    min-height: 100vh;
    font-family: "Kosugi", sans-serif;
    background-image: repeating-linear-gradient(-45deg, #1b1b1b, #1b1b1b 10px, #1d1d1d 10px, #1d1d1d 20px);
    line-height: 1;
    overflow: hidden auto;
    user-select: none;
}

main {
    flex: 1;
    max-width: 1200px;
    margin-inline: auto;
    padding: 0 1rem;
}

button {
    color: black;
    font-size: 1rem;
    border: none;
    cursor: pointer;
}

.material-symbols-outlined,
img {
    vertical-align: bottom;
}

.icon {
    font-family: "Kosugi", sans-serif;
    font-style: normal;
    font-weight: bold;
}

hgroup {
    display: flex;
    align-items: flex-end;
    margin: 1rem 0 1.5rem 1rem;
    text-shadow: 0 0 10px hsl(45, 83%, 53%);
    font-family: "Anton", Impact, Haettenschweiler, 'Arial Narrow Bold', sans-serif;
    font-weight: bold;
    transform: skewX(-20deg);

    h1 {
        margin-right: .5rem;
        font-size: 4rem;
        letter-spacing: 10px;
    }

    p {
        font-size: 1.5rem;
    }
}

/* ロード時のブラインド */
body::before {
    content: "";
    display: block;
    position: fixed;
    inset: 0;
    background-color: #222;
    z-index: 99999;
    animation: blind .4s ease forwards;
}

@keyframes blind {
    from {
        opacity: 1;
        visibility: visible;
    }

    30% {
        opacity: 1;
        visibility: visible;
    }

    to {
        opacity: 0;
        visibility: hidden;
    }
}

/* エンコード中に操作させないためのブラインド */
.encode_blind {
    position: fixed;
    inset: 0;
    opacity: 0;
    visibility: hidden;
    z-index: 999;
    cursor: not-allowed;
    transition: opacity .3s ease, background-color .3s ease;
}

/* ブラインドを有効にするclass(jsで制御) */
.blinded {
    background-color: #000000;
    opacity: 1;
    visibility: visible;
    animation: encoding .8s ease-in-out alternate infinite;
}

@keyframes encoding {
    from {
        /* opacity: .6; */
        background-color: #00000099;
    }

    to {
        /* opacity: .7; */
        background-color: #000000b3;
    }
}

/* オフスクリーンファイル入力 */
.off_screen {
    position: absolute;
    left: -9999px;
    width: 0;
    height: 0;
    opacity: 0;
}


/***************************
    addImageBtn
***************************/
#addImagesBtn {
    padding: .5rem 1rem;
    border-radius: 50px;
    border: 3px solid hsl(285, 83%, 20%);
    background-color: hsl(285, 83%, 45%);
    color: hsl(0, 0%, 90%);
    line-height: 1;
    translate: 0 -2px;
    cursor: pointer;
    transition: translate .1s ease, background-color .1s ease;
}

.addBtn_shadow {
    display: inline-block;
    position: relative;
    cursor: pointer;
    z-index: 0;

    &::before {
        content: "";
        display: block;
        position: absolute;
        inset: 0;
        border-radius: 50px;
        background-color: hsl(285, 83%, 25%);
        translate: 0 3px;
        z-index: -1;
    }
}

@media (any-hover: hover) {
    .addBtn_shadow:hover #addImagesBtn {
        translate: 0 2px;
    }
}

.addBtn_shadow:active #addImagesBtn {
    background-color: hsl(285, 83%, 85%);
}

#imageCount {
    width: 53px;
    margin-left: 0.5rem;
    color: hsl(0, 0%, 70%);
    user-select: none;
}


/***************************
    サムネプレビューリスト
***************************/

.image_operations,
.image_operations_btn {
    display: flex;
    align-items: center;
}

.image_operations_btn button {
    height: 2rem;
    border: 2px solid hsl(0, 0%, 25%);
    background-color: hsl(0, 0%, 80%);
    box-shadow: 0 3px 0 hsl(0, 0%, 30%);
    line-height: 1;
    transition: translate .1s ease, box-shadow .1s ease;

    &:enabled:active {
        color: white;
        background-color: hsl(45, 83%, 53%);
    }
}

@media (any-hover: hover) {
    .image_operations_btn button:enabled:hover {
        translate: 0 3px;
        box-shadow: 0 0px 0 hsl(0, 0%, 30%);
    }
}

#moveUpSel {
    rotate: 180deg;
}

/* moveUpSelだけrotate180degで回転させてるのでbox-shadowが逆向き */
.image_operations_btn #moveUpSel {
    box-shadow: 0 -3px 0 hsl(0, 0%, 30%);

}

@media (any-hover: hover) {
    .image_operations_btn #moveUpSel:enabled:hover {
        box-shadow: 0 0px 0 hsl(0, 0%, 30%);
    }
}

.image_operations_btn button:disabled {
    color: #333;
    border: 2px solid hsl(0, 0%, 20%);
    background-color: #444;
    cursor: not-allowed;
}

/* シャッフルボタン */
.iob_shuffle {
    margin-right: .5rem;
    border-radius: 50%;
    padding: 4px;

    span {
        font-size: 21px;
    }
}

@media (any-hover: hover) {
    .iob_shuffle:enabled:hover span {
        animation: shuffle_hover 1s linear infinite;
    }
}

@keyframes shuffle_hover {
    from {
        rotate: -20deg;
    }

    6% {
        rotate: 20deg;
    }

    12% {
        rotate: -20deg;
    }

    18% {
        rotate: 20deg;
    }

    24% {
        rotate: -20deg;
    }

    30% {
        rotate: 0deg;
    }

    to {
        rotate: 0deg;
    }
}


/* 左右ボタン */
.iob_arrow {
    padding-inline: 0 3px;
    border-radius: 0 50% 50% 0;
}

/* DELボタン */
.iob_del {
    padding-inline: 5px;
    margin-inline: 3px;
}

.preview_panel {
    position: relative;
}

#previewList {
    display: flex;
    align-items: center;
    max-width: 100%;
    /* widthはjsで算出するが、念のため代替値を記述 */
    width: calc(100vw - 50px);
    height: 110px;
    padding: 0.5rem;
    margin-top: 1rem;
    background-color: #333;
    overflow-y: hidden;
    overflow-x: scroll;

    p {
        color: #222;
        font-family: "Anton", Impact, Haettenschweiler, 'Arial Narrow Bold', sans-serif;
        font-size: clamp(2.3125rem, -0.2519rem + 10.9415vw, 5rem);
        font-style: italic;
        user-select: none;
    }
}

/* プレビューリスト スクロールバー */
#previewList::-webkit-scrollbar {
    height: 10px;
}

#previewList::-webkit-scrollbar-track {
    background-color: #222;
}

#previewList::-webkit-scrollbar-thumb {
    background-color: hsl(204, 50%, 20%);
    border-radius: 5px;
}

/* 画像単体プレビュー */
.preview_panel .img_preview {
    visibility: hidden;
    position: absolute;
    bottom: 0;
    right: 0;
    translate: 0 100%;
    width: 57%;
    height: 0;
    padding-inline: 4%;
    /* border-inline: 15px solid #444; */
    background-color: #333;
    transition: height .2s ease, padding-block .2s ease, box-shadow .2s ease, visibility .2s ease;
    z-index: 999;

}

/* .img_previewオープン時付与 */
.preview_panel .img_preview_open {
    visibility: visible;
    padding-block: 1rem 3.5rem;
    border-block: 15px solid #444;
    box-shadow: 0px 3px 10px 1px black;
    /* heightはjsで算出する */
    height: var(--preImgHeight);
}

.preview_panel .img_preview .pic_img_wrap {
    position: relative;
    width: 100%;
    height: 100%;
    filter: drop-shadow(0px 3px 10px 1px black);
}

.preview_panel .img_preview .pic_img_wrap .pic_img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center center;
    filter: drop-shadow(0 0 10px black);
}

.preview_panel .img_preview #moveUpPreview,
.preview_panel .img_preview #moveDownPreview {
    position: absolute;
    inset-block: 0;
    width: 5%;
    background-color: #444;
    overflow: hidden;
}

.preview_panel .img_preview #moveUpPreview {
    left: 0;
    border-left: 7px solid #444;
}

.preview_panel .img_preview #moveDownPreview {
    right: 0;
    border-right: 7px solid #444;
}

.preview_panel .img_preview #moveUpPreview span,
.preview_panel .img_preview #moveDownPreview span {
    position: absolute;
    top: 50%;
    left: 50%;
    translate: -50% -50%;
    font-size: 2rem;
}

@media (any-hover: hover) {

    .preview_panel .img_preview #moveUpPreview:enabled:hover span,
    .preview_panel .img_preview #moveDownPreview:enabled:hover span {
        color: white;
    }
}

.preview_panel .img_preview #moveUpPreview:enabled:active,
.preview_panel .img_preview #moveDownPreview:enabled:active {
    background-color: #222;
}

.preview_panel .img_preview #moveUpPreview:disabled,
.preview_panel .img_preview #moveDownPreview:disabled {
    cursor: not-allowed;
}

.preview_panel .img_preview #moveUpPreview span {
    rotate: 180deg;
}

.preview_panel .img_preview #deletePreview {
    position: absolute;
    inset-inline: 15%;
    bottom: 7px;
    height: 0rem;
    border-radius: 3rem;
    background-color: hsl(0, 0%, 80%);
    transform: translateY(-4px);
    overflow: hidden;
    transition: transform .1s ease, border .1s ease, box-shadow .1s ease, height .1s ease;
}

.preview_panel .img_preview_open #deletePreview {
    height: 2rem;
    border: 2px solid hsl(0, 0%, 12%);
    box-shadow: 0 4px 0 hsl(0, 0%, 12%);
    overflow: hidden;
}

.preview_panel .img_preview #deletePreview:enabled:hover {
    box-shadow: none;
    transform: translateY(0);
}

.preview_panel .img_preview #deletePreview:enabled:active {
    color: white;
    background-color: hsl(45, 83%, 53%);
}

.preview_panel .img_preview #deletePreview:disabled {
    background-color: #444;
    cursor: not-allowed;
}

.thumb-wrapper {
    padding: 5px;
    margin: 4px;
    background-color: #4d4d4d;
    border: 2px solid #ddd;
    cursor: pointer;
}

.thumb-wrapper.selected {
    border: 2px solid #4A90E2;
}

.thumbnail {
    width: 100px;
    height: 75px;
    object-fit: contain;
}

/***************************
    設定
***************************/
.switch {
    display: flex;
    align-items: flex-end;
    margin-bottom: 13px;
}

.setting_row3 {
    margin-bottom: 20px;
}

.switch_left,
.switch_right,
.switch_center {
    display: inline-block;
    color: #333;
}

label {
    cursor: pointer;
}

.switch_left,
.switch_right,
.switch_center {
    position: relative;
    /* preset_panelを全面に出すために 1 */
    z-index: 1;

    &::before {
        content: "";
        display: block;
        position: absolute;
        inset: 0;
        background-color: hsl(45, 83%, 15%);
        translate: 0 5px;
        z-index: -1;
    }
}

.switch_left {
    &::before {
        border-radius: 50px 2px 2px 50px;
    }
}

.switch_right {
    &::before {
        border-radius: 2px 50px 50px 2px;
    }
}

.switch_left .label,
.switch_right .label,
.switch_center .label {
    display: inline-block;
    padding: .5rem 1rem;
    border: 3px solid hsl(45, 83%, 13%);
    background-color: hsl(45, 83%, 25%);
    transition: all .1s ease;
}

.switch_left .label {
    padding-inline: .75rem .5rem;
    border-right: 1px solid hsl(45, 83%, 13%);
    border-radius: 50px 2px 2px 50px;
}

.switch_right .label {
    padding-inline: .5rem .75rem;
    border-left: 1px solid hsl(45, 83%, 13%);
    border-radius: 2px 50px 50px 2px;
}

.setting_row3 .switch_left .label {
    background-color: black;
    border-right: none;
}

.setting_row3 .switch_right .label {
    background-color: white;
    border-left: none;
}

.setting_row3 .label {
    color: transparent;
    filter: brightness(.5);
    background-color: hsl(45, 83%, 53%);
    border: 3px solid hsl(45, 83%, 53%);
}

.switch .checked_button {
    color: black;
    background-color: hsl(45, 83%, 53%);
    translate: 0 5px;
    filter: brightness(1);
    cursor: default;
}

.setting_row3 .checked_button {
    color: transparent;
}

.setting_row3 .label_other {
    padding-inline: .5rem;
    background-image: linear-gradient(135deg, rgba(255, 97, 97, 1) 13%, rgba(233, 178, 45, 1) 28%, rgba(192, 202, 75, 1) 41%, rgba(53, 179, 56, 1) 52%, rgba(86, 110, 243, 1) 72%, rgba(154, 39, 238, 1) 86%);
    transition: background .3s ease, translate .1s ease, box-shadow .1s ease;
}

.other_color_switch .checked_button {
    background-image: linear-gradient(135deg, rgba(255, 97, 97, 1) 13%, rgba(233, 178, 45, 1) 28%, rgba(192, 202, 75, 1) 41%, rgba(53, 179, 56, 1) 52%, rgba(86, 110, 243, 1) 72%, rgba(154, 39, 238, 1) 86%);
    filter: brightness(1);
}

.preset_color_accordion {
    display: grid;
    grid-template-rows: 0fr;
    justify-content: center;
    position: absolute;
    bottom: 0;
    translate: 0px calc(100% + 5px);
    width: 14.3rem;
    padding-inline: 1rem;
    border-inline: 2px solid #444;
    background-color: #333;
    transition: grid-template-rows .2s ease, padding-block .2s ease;
}

.preset_accordion_open {
    padding-block: 1rem;
    border-block: 2px solid #444;
    box-shadow: 0px 3px 10px 1px black;
    grid-template-rows: 1fr;
}

.preset_color_panel {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
    position: relative;
    width: fit-content;
    overflow: hidden;
    pointer-events: none;
}

.preset_uncloser {
    position: absolute;
    inset: 0;
}

.preset_color_btn {
    width: 2rem;
    height: 2rem;
    margin-bottom: 3px;
    border-radius: 50%;
    border: 2px solid hsl(0, 0%, 80%);
    box-shadow: 0 3px 0 hsl(0, 0%, 50%);
    pointer-events: auto;
    transition: translate .1s ease, box-shadow .1s ease;
}

@media (any-hover: hover) {
    .preset_color_btn:hover {
        translate: 0 3px;
        box-shadow: 0 0px 0 hsl(0, 0%, 30%);
    }
}

.zoom_setting {
    display: flex;
}

.zoom_setting>label {
    display: block;
    align-content: center;
    margin-left: 0.5rem;
    color: hsl(0, 0%, 70%);
}

.setting_row3>p {
    align-content: center;
    margin-right: .5rem;
    color: hsl(0, 0%, 70%);
}

.bgc_text {
    display: inline-block;
}

#playPreview {
    padding: .25rem 1rem;
    margin-left: 1rem;
    border: 3px solid #000;
    border-radius: 2rem;
    color: hsl(0, 0%, 100%);
    background-color: #727272;
    /* アイコンに合わせてる */
    line-height: 24px;
    translate: 0 5px;
    transition: background-color .1s ease, border-color .1s ease;

    span {
        transition: translate .2s ease-out;
    }

}

@media (any-hover: hover) {
    #playPreview:hover {
        background-color: #111;
        border-color: #727272;

        span {
            translate: 8px 0;
        }
    }
}

#controls {
    display: flex;
    justify-content: space-between;
}

.setting_wrap {
    width: 49%;
}

.setting_container {
    width: fit-content;
    padding-block: 1.5rem 1rem;
    margin-inline: auto;
}

.file_name {
    color: hsl(0, 0%, 70%);

    input {
        padding-inline: 3px;
        margin-inline: 3px;
    }
}

/***************************
    ジェネレートボタン
***************************/
.generate_video_area {
    display: grid;
    place-content: center;
    width: 49%;
}

.generate_video_panel {
    position: relative;
    padding: 1rem 3.5rem;
    border-radius: 5px;
    background-image: repeating-linear-gradient(-45deg, hsl(0, 0%, 12%), hsl(0, 0%, 12%) 10px, hsl(45, 83%, 40%) 10px, hsl(45, 83%, 40%) 15px);
    background-size: calc(100% + 21px) 100%;
    background-position: -21px 0;
    pointer-events: none;

    /* 四方ねじ */
    .screw {
        position: absolute;
        height: 15px;
        aspect-ratio: 1/1;
        border-radius: 50%;
        background-image: radial-gradient(at 40% 43%, rgba(255, 255, 255, 1) 10%, rgb(54, 54, 54) 90%);
        overflow: hidden;

        &::before {
            content: "";
            display: block;
            position: absolute;
            top: 50%;
            left: 50%;
            width: 4px;
            height: 23px;
            translate: -50% -50%;
            background-image: linear-gradient(90deg, rgba(138, 138, 138, 1) 20%, rgba(204, 204, 204, 1) 27% 69%, rgba(138, 138, 138, 1) 80%);
        }
    }

    .tl {
        top: 10px;
        left: 10px;

        &::before {
            rotate: 60deg;
        }
    }

    .tr {
        top: 10px;
        right: 10px;

        &::before {
            rotate: 100deg;
        }
    }

    .bl {
        bottom: 10px;
        left: 10px;

        &::before {
            rotate: 10deg;
        }
    }

    .br {
        bottom: 10px;
        right: 10px;

        &::before {
            rotate: 80deg;
        }
    }
}

#generateVideo {
    width: 9rem;
    aspect-ratio: 1/1;
    border: 3px solid hsl(0, 82%, 15%);
    background-color: hsl(0, 83%, 40%);
    background-size: calc(100% + 28px) 100%;
    background-position: -28px 0;
    border-radius: 50%;
    color: hsl(0, 0%, 90%);
    font-size: 1.5rem;
    font-weight: bold;
    font-family: "Anton", Impact, Haettenschweiler, 'Arial Narrow Bold', sans-serif;
    translate: 0 -3px;
    pointer-events: auto;

    span {
        font-size: 2.5rem;
    }

    &:disabled {
        cursor: not-allowed;
    }

    &:enabled:active {
        translate: 0 5px;
        font-size: 30px;
        background: hsl(0, 83%, 70%);

        span {
            font-size: 3rem;
        }
    }
}

@media (any-hover: hover) {
    .generate_video_panel:hover {
        animation: panel_bgc .5s linear infinite;

        .tl::before {
            animation: screw_tl 2s linear infinite;
        }

        .tr::before {
            animation: screw_tr 2s linear infinite;
        }

        .bl::before {
            animation: screw_bl 2s linear infinite;
        }

        .br::before {
            animation: screw_br 2s linear infinite;
        }
    }

    #generateVideo:enabled:hover {
        font-size: 30px;
        transition: font-size .1s ease;

        span {
            font-size: 3rem;
            transition: font-size .1s ease;
        }
    }
}

@keyframes panel_bgc {
    from {
        background-position: -21px 0;
    }

    to {
        background-position: 0 0;
    }
}

@keyframes screw_tl {
    from {
        rotate: 60deg;
    }

    to {
        rotate: 420deg;
    }
}

@keyframes screw_tr {
    from {
        rotate: 100deg;
    }

    to {
        rotate: 460deg;
    }
}

@keyframes screw_bl {
    from {
        rotate: 10deg;
    }

    to {
        rotate: 370deg;
    }
}

@keyframes screw_br {
    from {
        rotate: 80deg;
    }

    to {
        rotate: 420deg;
    }
}

.generate_video_container {
    position: relative;

    &::before {
        content: "";
        display: block;
        position: absolute;
        inset: 0;
        border-radius: 50%;
        background-color: hsl(0, 83%, 20%);
        translate: 0 5px;
    }
}

#controls input[type="number"] {
    width: 3.5rem;
}

.videos {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1rem;
}

#slideshowCanvas {
    display: block;
    position: relative;
    width: 49%;
    aspect-ratio: 16/9;
    border: 1px solid #ccc;
    z-index: -1;
}

#videoPreview {
    display: block;
    width: 49%;
    border: 1px solid #ccc;
    aspect-ratio: 16/9;
}

/* カスタムプログレスバー */
#progress-container {
    position: relative;
    width: 100%;
    background: #eee;
    border-radius: 6px;
    overflow: hidden;
    height: 12px;
    margin-bottom: 1rem;
    z-index: -1;
}

#progress-bar {
    height: 100%;
    width: 100%;
    background: #4A90E2;
    background-image: repeating-linear-gradient(-45deg, hsl(136, 72%, 60%), hsl(136, 72%, 60%) 10px, hsl(136, 72%, 75%) 10px, hsl(132, 72%, 75%) 20px);
    background-size: calc(100% + 28px) 100%;
    background-position: -28px 0;
    animation: bgc_slide .5s linear infinite;
    clip-path: inset(0 100% 0 0);
    transition: clip-path 0.2s ease-out;
}

.cancelBtn_wrap {
    position: absolute;
    top: 17vh;
    left: 50%;
    translate: -50% 0;
    width: 110%;
    background-color: #ffad12;
    rotate: -7deg;
    box-shadow: 0 0 15px 10px black;
}

.cancel_opener {
    width: 100%;
    color: black;
    background-color: transparent;
    font-size: 1.5rem;
    font-weight: bold;
    font-family: "Anton", Impact, Haettenschweiler, 'Arial Narrow Bold', sans-serif;
    letter-spacing: .5em;
    transition: letter-spacing .2s ease;
}

@media (any-hover: hover) {
    #cancel_opener:hover {
        letter-spacing: .8em;
    }
}

.cancel_open {
    letter-spacing: .8em;
}

.cancelSelect_wrap {
    display: grid;
    grid-template-rows: 0fr;
    justify-content: center;
    background-color: pink;
    background-color: #ffad12;
    transition: grid-template-rows .3s ease;
}

.cancelSelect_wrap_open {
    grid-template-rows: 1fr;
}

.cancelSelect_container {
    display: flex;
    justify-content: center;
    gap: 3rem;
    overflow: hidden;
}

.cancelSelect_btn {
    width: 3rem;
    height: 3rem;
    margin-block: 1rem;
    border-radius: 50%;
    border: 2px solid hsl(0, 0%, 25%);
    background-color: hsl(0, 0%, 80%);
    box-shadow: 0 3px 0 hsl(0, 0%, 30%);
    font-family: "Anton", Impact, Haettenschweiler, 'Arial Narrow Bold', sans-serif;
    letter-spacing: .1em;
    transition: translate .1s ease, box-shadow .1s ease;
}

@media (any-hover: hover) {
    .cancelSelect_btn:hover {
        translate: 0 3px;
        box-shadow: 0 0px 0 hsl(0, 0%, 30%);
    }
}

footer {

    background-color: #111;

    p {
        width: fit-content;
        padding-block: 3px;
        margin-inline: auto;
    }

    small {
        color: #333;
    }
}

@keyframes bgc_slide {
    from {
        background-position: -28px 0;
    }

    to {
        background-position: 0 0;
    }
}

/*************************************
    レスポンシブ対応 
*************************************/
@media (width < 768px) {

    body,
    button {
        font-size: 14px;
    }

    /* フォーカス時、画面拡大を防ぐため(iphoneは16px以下だと拡大される) */
    input {
        font-size: 17px;
    }

    #videoTitle {
        width: 193px;
    }

    #controls {
        display: block;
    }

    .setting_wrap {
        width: 100%;
    }

    .generate_video_area {
        grid-template-columns: 1fr;
        width: 100%;
        margin-bottom: 1rem;
    }

    .generate_video_panel {
        padding-inline: 0;
    }

    .generate_video_container {
        &::before {
            width: 9rem;
            margin-inline: auto;
        }
    }

    #generateVideo {
        display: block;
        margin-inline: auto;
    }

    .videos {
        display: block;
    }

    #slideshowCanvas {
        width: 100%;
        margin-bottom: 0.5rem;
    }

    #videoPreview {
        width: 100%;
    }
}