/*
 * G5 SPA Music Player
 * Version: 1.5.2
 *
 * 범용 음악 플레이어 전용 CSS
 * - 특정 테마/Nariya/게시판 스킨에 의존하지 않음
 * - 모든 선택자는 #g5-spa-music 아래로 제한
 * - 실제 UI/동작은 spa_music.js에서 생성/제어
 */

#g5-spa-music {
    --g5-spa-music-width: 420px;
    --g5-spa-music-bg: #ffffff;
    --g5-spa-music-text: #222222;
    --g5-spa-music-muted: #777777;
    --g5-spa-music-border: rgba(0, 0, 0, 0.10);
    --g5-spa-music-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    --g5-spa-music-radius: 14px;
    --g5-spa-music-accent: #222222;
    --g5-spa-music-control-size: 36px;

    position: fixed;
    right: 16px;
    bottom: 16px;
    z-index: 998;
    width: min(var(--g5-spa-music-width), calc(100vw - 32px));
    box-sizing: border-box;

    font-family:
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        Roboto,
        "Noto Sans KR",
        "Apple SD Gothic Neo",
        Arial,
        sans-serif;

    color: var(--g5-spa-music-text);
    font-size: 14px;
    line-height: 1.4;

    isolation: isolate;
}

#g5-spa-music,
#g5-spa-music *,
#g5-spa-music *::before,
#g5-spa-music *::after {
    box-sizing: border-box;
}

#g5-spa-music button,
#g5-spa-music input,
#g5-spa-music textarea,
#g5-spa-music select {
    font: inherit;
}

#g5-spa-music button {
    margin: 0;
    padding: 0;
    border: 0;
    background: transparent;
    color: inherit;
}

#g5-spa-music img {
    display: block;
    max-width: 100%;
}

#g5-spa-music[hidden],
#g5-spa-music .g5-spa-music-hidden {
    display: none !important;
}


/* ---------------------------------------------------------
 * Player shell
 * --------------------------------------------------------- */

#g5-spa-music .g5-spa-music-player {
    position: relative;
    width: 100%;
    overflow: hidden;

    background: var(--g5-spa-music-bg);
    color: var(--g5-spa-music-text);

    border: 1px solid var(--g5-spa-music-border);
    border-radius: var(--g5-spa-music-radius);
    box-shadow: var(--g5-spa-music-shadow);
}


/* ---------------------------------------------------------
 * Header / current track
 * --------------------------------------------------------- */

#g5-spa-music .g5-spa-music-header {
    display: flex;
    align-items: center;
    gap: 12px;

    min-width: 0;
    padding: 12px;
}

#g5-spa-music .g5-spa-music-thumb {
    flex: 0 0 56px;
    width: 56px;
    height: 56px;

    overflow: hidden;
    border-radius: 10px;
    background: #eeeeee;
}

#g5-spa-music .g5-spa-music-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

#g5-spa-music .g5-spa-music-thumb-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;

    width: 100%;
    height: 100%;

    background: #eeeeee;
    color: #888888;
    font-size: 22px;
}

#g5-spa-music .g5-spa-music-meta {
    flex: 1 1 auto;
    min-width: 0;
}

#g5-spa-music .g5-spa-music-title {
    overflow: hidden;

    margin: 0;
    padding: 0;

    color: inherit;
    font-size: 15px;
    font-weight: 600;
    line-height: 1.35;

    white-space: nowrap;
    text-overflow: ellipsis;
}

#g5-spa-music .g5-spa-music-artist {
    overflow: hidden;

    margin-top: 3px;
    color: var(--g5-spa-music-muted);
    font-size: 13px;
    line-height: 1.35;

    white-space: nowrap;
    text-overflow: ellipsis;
}


/* ---------------------------------------------------------
 * Header buttons
 * --------------------------------------------------------- */

#g5-spa-music .g5-spa-music-header-actions {
    display: flex;
    flex: 0 0 auto;
    align-items: center;
    gap: 2px;
}

#g5-spa-music .g5-spa-music-icon-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    width: 30px;
    height: 30px;

    border-radius: 8px;
    color: var(--g5-spa-music-muted);

    cursor: pointer;
    user-select: none;
}

#g5-spa-music .g5-spa-music-icon-button:hover {
    background: rgba(0, 0, 0, 0.06);
    color: var(--g5-spa-music-text);
}

#g5-spa-music .g5-spa-music-icon-button:focus-visible {
    outline: 2px solid currentColor;
    outline-offset: 2px;
}

#g5-spa-music .g5-spa-music-icon-button:disabled {
    opacity: 0.45;
    cursor: default;
}


/* ---------------------------------------------------------
 * Progress
 * --------------------------------------------------------- */

#g5-spa-music .g5-spa-music-progress {
    padding: 0 12px 8px;
}

#g5-spa-music .g5-spa-music-progress-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

#g5-spa-music .g5-spa-music-time {
    flex: 0 0 auto;
    min-width: 34px;

    color: var(--g5-spa-music-muted);
    font-size: 11px;
    font-variant-numeric: tabular-nums;
}

#g5-spa-music .g5-spa-music-time-end {
    text-align: right;
}

#g5-spa-music .g5-spa-music-progress-input {
    flex: 1 1 auto;
    min-width: 0;
    width: 100%;
    height: 4px;
    margin: 0;
    padding: 0;

    accent-color: var(--g5-spa-music-accent);
    cursor: pointer;
}


/* ---------------------------------------------------------
 * Controls
 * --------------------------------------------------------- */

#g5-spa-music .g5-spa-music-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;

    padding: 4px 12px 12px;
}

#g5-spa-music .g5-spa-music-control {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    width: var(--g5-spa-music-control-size);
    height: var(--g5-spa-music-control-size);

    border-radius: 50%;
    color: var(--g5-spa-music-text);

    cursor: pointer;
    user-select: none;
}

#g5-spa-music .g5-spa-music-control:hover {
    background: rgba(0, 0, 0, 0.06);
}

#g5-spa-music .g5-spa-music-control:focus-visible {
    outline: 2px solid currentColor;
    outline-offset: 2px;
}

#g5-spa-music .g5-spa-music-control:disabled {
    opacity: 0.4;
    cursor: default;
}

#g5-spa-music .g5-spa-music-control-main {
    width: 42px;
    height: 42px;

    background: var(--g5-spa-music-accent);
    color: #ffffff;
}

#g5-spa-music .g5-spa-music-control-main:hover {
    background: var(--g5-spa-music-accent);
    color: #ffffff;
    opacity: 0.9;
}


/* ---------------------------------------------------------
 * YouTube compact player
 * --------------------------------------------------------- */
#g5-spa-music .g5-spa-music-youtube {
    display: none;
    width: 200px;
    height: 200px;
    max-width: 200px;
    max-height: 200px;
    margin: 8px auto 10px;
    overflow: hidden;
    border-radius: 8px;
    background: #000;
}

#g5-spa-music .g5-spa-music-youtube.is-active {
    display: block;
}

#g5-spa-music .g5-spa-music-youtube iframe {
    display: block;
    width: 200px !important;
    height: 200px !important;
    border: 0;
}

/* ---------------------------------------------------------
 * Bottom tools
 * --------------------------------------------------------- */

#g5-spa-music .g5-spa-music-tools {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;

    padding: 0 12px 12px;
}

#g5-spa-music .g5-spa-music-tool-group {
    display: flex;
    align-items: center;
    gap: 2px;
    min-width: 0;
}

#g5-spa-music .g5-spa-music-tool {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    width: 30px;
    height: 30px;

    border-radius: 8px;
    color: var(--g5-spa-music-muted);

    cursor: pointer;
}

#g5-spa-music .g5-spa-music-tool:hover {
    background: rgba(0, 0, 0, 0.06);
    color: var(--g5-spa-music-text);
}

#g5-spa-music .g5-spa-music-tool.is-active {
    color: var(--g5-spa-music-text);
    background: rgba(0, 0, 0, 0.06);
}

/* ---------------------------------------------------------
 * Shuffle / Repeat mode buttons
 * --------------------------------------------------------- */

#g5-spa-music .g5-spa-music-mode {
    width: auto;
    min-width: 52px;
    height: 30px;
    padding: 0 7px;
    gap: 4px;
}

#g5-spa-music .g5-spa-music-mode i {
    flex: 0 0 auto;
    font-size: 12px;
    line-height: 1;
}

#g5-spa-music .g5-spa-music-mode-label {
    display: inline-block;
    min-width: 18px;
    font-size: 10px;
    font-weight: 600;
    line-height: 1;
    text-align: center;
    white-space: nowrap;
}

#g5-spa-music .g5-spa-music-tool:focus-visible {
    outline: 2px solid currentColor;
    outline-offset: 2px;
}


/* ---------------------------------------------------------
 * Volume
 * --------------------------------------------------------- */

#g5-spa-music .g5-spa-music-volume {
    display: flex;
    align-items: center;
    gap: 6px;
    min-width: 100px;
}

#g5-spa-music .g5-spa-music-volume-input {
    width: 80px;
    height: 4px;
    margin: 0;
    padding: 0;

    accent-color: var(--g5-spa-music-accent);
    cursor: pointer;
}


/* ---------------------------------------------------------
 * Playlist area
 * --------------------------------------------------------- */

#g5-spa-music .g5-spa-music-playlist {
    display: none;

    max-height: 280px;
    overflow: auto;

    border-top: 1px solid var(--g5-spa-music-border);
}

#g5-spa-music .g5-spa-music-player.is-playlist-open .g5-spa-music-playlist {
    display: block;
}

#g5-spa-music .g5-spa-music-playlist-list {
    margin: 0;
    padding: 6px;
    list-style: none;
}

#g5-spa-music .g5-spa-music-playlist-item {
    display: flex;
    align-items: center;
    gap: 10px;

    width: 100%;
    min-width: 0;
    padding: 8px;

    border-radius: 8px;
    text-align: left;
    cursor: pointer;
}

#g5-spa-music .g5-spa-music-playlist-item:hover {
    background: rgba(0, 0, 0, 0.05);
}

#g5-spa-music .g5-spa-music-playlist-item.is-current {
    background: rgba(0, 0, 0, 0.07);
}

#g5-spa-music .g5-spa-music-playlist-thumb {
    flex: 0 0 36px;
    width: 36px;
    height: 36px;

    overflow: hidden;
    border-radius: 6px;
    background: #eeeeee;
}

#g5-spa-music .g5-spa-music-playlist-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

#g5-spa-music .g5-spa-music-playlist-meta {
    flex: 1 1 auto;
    min-width: 0;
}

#g5-spa-music .g5-spa-music-playlist-title {
    overflow: hidden;

    color: inherit;
    font-size: 13px;
    font-weight: 500;
    line-height: 1.35;

    white-space: nowrap;
    text-overflow: ellipsis;
}

#g5-spa-music .g5-spa-music-playlist-artist {
    overflow: hidden;

    margin-top: 2px;
    color: var(--g5-spa-music-muted);
    font-size: 11px;
    line-height: 1.3;

    white-space: nowrap;
    text-overflow: ellipsis;
}


/* ---------------------------------------------------------
 * Loading / empty / error states
 * --------------------------------------------------------- */

#g5-spa-music .g5-spa-music-status {
    padding: 12px;
    color: var(--g5-spa-music-muted);
    font-size: 12px;
    text-align: center;
}

#g5-spa-music .g5-spa-music-status.is-error {
    color: #b42318;
}


/* ---------------------------------------------------------
 * Mobile
 * --------------------------------------------------------- */

@media (max-width: 768px) {
    #g5-spa-music {
        right: 10px;
        bottom: 10px;
        width: min(390px, calc(100vw - 20px));
    }

    #g5-spa-music .g5-spa-music-header {
        gap: 10px;
        padding: 10px;
    }

    #g5-spa-music .g5-spa-music-thumb {
        flex-basis: 50px;
        width: 50px;
        height: 50px;
    }

    #g5-spa-music .g5-spa-music-title {
        font-size: 14px;
    }

    #g5-spa-music .g5-spa-music-artist {
        font-size: 12px;
    }

    #g5-spa-music .g5-spa-music-progress {
        padding-right: 10px;
        padding-left: 10px;
    }

    #g5-spa-music .g5-spa-music-controls {
        padding-right: 10px;
        padding-bottom: 10px;
        padding-left: 10px;
    }

    #g5-spa-music .g5-spa-music-tools {
        padding-right: 10px;
        padding-bottom: 10px;
        padding-left: 10px;
    }

    #g5-spa-music .g5-spa-music-volume {
        min-width: 0;
    }

    #g5-spa-music .g5-spa-music-volume-input {
        width: 64px;
    }
}


/* ---------------------------------------------------------
 * Reduced motion
 * --------------------------------------------------------- */

@media (prefers-reduced-motion: reduce) {
    #g5-spa-music *,
    #g5-spa-music *::before,
    #g5-spa-music *::after {
        scroll-behavior: auto !important;
        transition: none !important;
        animation: none !important;
    }
}

/* ---------------------------------------------------------
 * Music player minimize / restore
 * --------------------------------------------------------- */

#g5-spa-music .g5-spa-music-player {
    transition: opacity 0.2s ease, transform 0.2s ease;
}

#g5-spa-music .g5-spa-music-restore-fab {
    display: none;

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

    width: 45px;
    height: 45px;

    border: none;
    border-radius: 50%;

    background: #4e546f;
    color: #fff;

    font-size: 20px;
    line-height: 1;

    cursor: pointer;

    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
}

#g5-spa-music.is-minimized {
    width: 45px;
}

/*
 * 최소화 상태에서도 player를 display:none 으로 숨기지 않습니다.
 * (YouTube iframe이 display:none 이면 브라우저가 재생/종료 이벤트를 지연시켜
 *  다음 곡으로 넘어가지 않습니다.) 화면에서만 보이지 않게 처리합니다.
 */
#g5-spa-music.is-minimized .g5-spa-music-player {
    display:none;
}

#g5-spa-music.is-minimized .g5-spa-music-restore-fab {
    display: flex;
}


/* =========================================================
 * Mini Player Wave
 * ========================================================= */

#g5-spa-music .g5-spa-music-restore-wrap {
    position: relative;
    width: 45px;
    height: 45px;
    overflow: visible;
    display: block;
}

#g5-spa-music .g5-spa-music-restore-fab {
    position: relative;
    z-index: 3;
    width: 45px;
    height: 45px;
    overflow: hidden;
}

#g5-spa-music .g5-spa-music-restore-icon {
    position: relative;
    z-index: 5;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}

#g5-spa-music .g5-spa-music-wave {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 8px;
    height: 8px;
    box-sizing: border-box;
    border: 2px solid rgba(255,255,255,.9);
    border-radius: 50%;
    pointer-events: none;
    z-index: 4;
    opacity: 0;
    transform: translate(-50%,-50%) scale(1);
}


/* =========================================================
 * 최소화 음악 플레이어 재생 물결 효과
 * ========================================================= */


/*
 * 물결 + 버튼 전체 기준
 */
#g5-spa-music .g5-spa-music-restore-wrap {

    position: relative;

    width: 45px;
    height: 45px;

    overflow: visible;

    display: block;
}


/*
 * 실제 원형 버튼
 */
#g5-spa-music .g5-spa-music-restore-fab {

    position: relative;

    z-index: 3;

    width: 45px;
    height: 45px;

    overflow: hidden;
}


/*
 * 가운데 음표
 */
#g5-spa-music .g5-spa-music-restore-icon {

    position: relative;

    z-index: 5;

    display: flex;

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

    width: 100%;
    height: 100%;
}


/*
 * 물결 공통
 */
#g5-spa-music .g5-spa-music-wave {
    position: absolute;

    left: 50%;
    top: 50%;

    width: 8px;
    height: 8px;

    box-sizing: border-box;

    border: 2px solid rgba(255, 255, 255, 0.9);
    border-radius: 50%;

    pointer-events: none;

    z-index: 4;

    opacity: 0;

    transform:
        translate(-50%, -50%)
        scale(1);
}


/*
 * 첫 번째 물결
 */
#g5-spa-music.is-minimized.is-playing
.g5-spa-music-wave.wave-1 {

    animation:
        g5-spa-music-wave-expand
        2.4s
        ease-out
        infinite !important;
}


/*
 * 두 번째 물결
 */
#g5-spa-music.is-minimized.is-playing
.g5-spa-music-wave.wave-2 {

    animation:
        g5-spa-music-wave-expand
        2.4s
        ease-out
        infinite !important;

    animation-delay:
        1.2s !important;
}


/*
 * 물결 확장
 */
@keyframes g5-spa-music-wave-expand {

    0% {
        transform:
            translate(-50%, -50%)
            scale(1);

        opacity: 0.9;
    }

    70% {
        opacity: 0.45;
    }

    100% {
        transform:
            translate(-50%, -50%)
            scale(5.6);

        opacity: 0;
    }
}
/* =========================================================
 * 모바일 물결 애니메이션 강제 적용
 * - 기존 prefers-reduced-motion 규칙보다 뒤에서 적용
 * ========================================================= */

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

    #g5-spa-music.is-minimized.is-playing
    .g5-spa-music-restore-wrap {

        position: relative !important;

        display: block !important;

        width: 45px !important;
        height: 45px !important;

        overflow: visible !important;
    }


    #g5-spa-music.is-minimized.is-playing
    .g5-spa-music-wave {

        display: block !important;

        position: absolute !important;

        left: 50% !important;
        top: 50% !important;

        width: 8px !important;
        height: 8px !important;

        box-sizing: border-box !important;

        border: 2px solid rgba(255, 255, 255, 0.95) !important;
        border-radius: 50% !important;

        opacity: 0;

        pointer-events: none !important;

        z-index: 4 !important;

        transform:
            translate(-50%, -50%)
            scale(1);

        transform-origin: center center !important;

        -webkit-animation:
            g5-spa-music-wave-mobile
            2.4s
            ease-out
            infinite !important;

        animation:
            g5-spa-music-wave-mobile
            2.4s
            ease-out
            infinite !important;

        -webkit-animation-fill-mode: both !important;
        animation-fill-mode: both !important;

        will-change:
            transform,
            opacity;
    }


    #g5-spa-music.is-minimized.is-playing
    .g5-spa-music-wave.wave-2 {

        -webkit-animation-delay:
            1.2s !important;

        animation-delay:
            1.2s !important;
    }


    /*
     * 실제 원형 버튼은 물결 위
     */
    #g5-spa-music.is-minimized.is-playing
    .g5-spa-music-restore-fab {

        position: relative !important;

        z-index: 3 !important;
    }


    /*
     * 음표는 가장 위
     */
    #g5-spa-music.is-minimized.is-playing
    .g5-spa-music-restore-icon {

        position: relative !important;

        z-index: 6 !important;
    }
}


/*
 * 모바일 물결 애니메이션
 */
@-webkit-keyframes g5-spa-music-wave-mobile {

    0% {

        -webkit-transform:
            translate(-50%, -50%)
            scale(1);

        opacity: 0;
    }

    15% {

        opacity: 0.9;
    }

    70% {

        opacity: 0.45;
    }

    100% {

        -webkit-transform:
            translate(-50%, -50%)
            scale(5.6);

        opacity: 0;
    }
}


@keyframes g5-spa-music-wave-mobile {

    0% {

        transform:
            translate(-50%, -50%)
            scale(1);

        opacity: 0;
    }

    15% {

        opacity: 0.9;
    }

    70% {

        opacity: 0.45;
    }

    100% {

        transform:
            translate(-50%, -50%)
            scale(5.6);

        opacity: 0;
    }
}
/* ---------------------------------------------------------
 * Playlist group UI
 * --------------------------------------------------------- */

#g5-spa-music .g5-spa-music-playlist-header {
    display: flex;
    align-items: center;
    gap: 6px;

    min-height: 42px;
    padding: 6px 8px;

    border-bottom: 1px solid var(--g5-spa-music-border);
}

#g5-spa-music .g5-spa-music-playlist-header-title {
    flex: 1 1 auto;
    min-width: 0;

    overflow: hidden;

    color: var(--g5-spa-music-text);
    font-size: 13px;
    font-weight: 600;

    white-space: nowrap;
    text-overflow: ellipsis;
}

#g5-spa-music .g5-spa-music-playlist-back,
#g5-spa-music .g5-spa-music-playlist-create {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    flex: 0 0 30px;

    width: 30px;
    height: 30px;

    padding: 0;

    border-radius: 8px;

    color: var(--g5-spa-music-muted);
    cursor: pointer;
}

#g5-spa-music .g5-spa-music-playlist-back:hover,
#g5-spa-music .g5-spa-music-playlist-create:hover {
    background: rgba(0, 0, 0, 0.06);
    color: var(--g5-spa-music-text);
}

#g5-spa-music .g5-spa-music-playlist-back:focus-visible,
#g5-spa-music .g5-spa-music-playlist-create:focus-visible {
    outline: 2px solid currentColor;
    outline-offset: 2px;
}


/* ---------------------------------------------------------
 * Playlist group item
 * --------------------------------------------------------- */

#g5-spa-music .g5-spa-music-playlist-group-item {
    display: flex;
    align-items: center;
    gap: 8px;

    width: 100%;
    min-width: 0;

    padding: 10px 8px;

    border-radius: 8px;

    cursor: pointer;
}

#g5-spa-music .g5-spa-music-playlist-group-item:hover {
    background: rgba(0, 0, 0, 0.05);
}

#g5-spa-music .g5-spa-music-playlist-group-item.is-selected {
    background: rgba(0, 0, 0, 0.07);
}

#g5-spa-music .g5-spa-music-playlist-group-main {
    flex: 1 1 auto;
    min-width: 0;
}

#g5-spa-music .g5-spa-music-playlist-group-name {
    overflow: hidden;

    color: var(--g5-spa-music-text);
    font-size: 13px;
    font-weight: 500;
    line-height: 1.35;

    white-space: nowrap;
    text-overflow: ellipsis;
}

#g5-spa-music .g5-spa-music-playlist-group-count {
    margin-top: 3px;

    color: var(--g5-spa-music-muted);
    font-size: 11px;
    line-height: 1.25;
}

#g5-spa-music .g5-spa-music-playlist-group-actions {
    display: flex;
    align-items: center;
    gap: 2px;

    flex: 0 0 auto;
}

#g5-spa-music .g5-spa-music-playlist-group-rename,
#g5-spa-music .g5-spa-music-playlist-group-delete {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    width: 28px;
    height: 28px;

    padding: 0;

    border-radius: 7px;

    color: var(--g5-spa-music-muted);

    cursor: pointer;
}

#g5-spa-music .g5-spa-music-playlist-group-rename:hover,
#g5-spa-music .g5-spa-music-playlist-group-delete:hover {
    background: rgba(0, 0, 0, 0.06);
    color: var(--g5-spa-music-text);
}

#g5-spa-music .g5-spa-music-playlist-group-rename:focus-visible,
#g5-spa-music .g5-spa-music-playlist-group-delete:focus-visible {
    outline: 2px solid currentColor;
    outline-offset: 2px;
}