/* Knight Music - custom UI over APlayer/MetingJS */
.knight-music {
    --km-bg: rgba(8, 14, 24, .88);
    --km-bg-strong: rgba(7, 12, 21, .96);
    --km-surface: rgba(17, 27, 44, .82);
    --km-line: rgba(115, 164, 255, .18);
    --km-line-strong: rgba(115, 164, 255, .35);
    --km-text: #f4f7ff;
    --km-muted: #92a0b8;
    --km-primary: #6ea7ff;
    --km-primary-2: #9a82ff;
    --km-shadow: 0 24px 80px rgba(0, 0, 0, .48);
    position: fixed;
    right: 24px;
    bottom: 24px;
    z-index: 1200;
    color: var(--km-text);
    font-family: inherit;
}

.knight-music-engine {
    position: fixed !important;
    width: 1px !important;
    height: 1px !important;
    left: -9999px !important;
    top: -9999px !important;
    overflow: hidden !important;
    opacity: 0 !important;
    pointer-events: none !important;
}

.knight-music-engine .aplayer {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    margin: 0 !important;
    overflow: hidden !important;
    opacity: 0 !important;
    pointer-events: none !important;
}

.km-dock {
    display: flex;
    align-items: stretch;
    width: min(360px, calc(100vw - 48px));
    height: 58px;
    overflow: hidden;
    border: 1px solid var(--km-line);
    border-radius: 17px;
    background:
        linear-gradient(145deg, rgba(19, 30, 49, .94), rgba(8, 14, 24, .92));
    box-shadow: 0 14px 46px rgba(0, 0, 0, .34), inset 0 1px rgba(255, 255, 255, .025);
    backdrop-filter: blur(20px) saturate(130%);
    -webkit-backdrop-filter: blur(20px) saturate(130%);
    transition: opacity .25s ease, transform .25s ease, border-color .25s ease;
}

.knight-music.is-open .km-dock {
    opacity: 0;
    transform: translateY(8px) scale(.96);
    pointer-events: none;
}

.km-dock:hover {
    border-color: var(--km-line-strong);
    transform: translateY(-2px);
}

.km-dock-main,
.km-dock-play,
.km-icon-button,
.km-play-main,
.km-chip {
    -webkit-appearance: none;
    appearance: none;
    border: 0;
    color: inherit;
    background: transparent;
    font: inherit;
    cursor: pointer;
}

.km-dock-main {
    min-width: 0;
    flex: 1;
    display: flex;
    align-items: center;
    gap: 11px;
    padding: 7px 8px 7px 9px;
    text-align: left;
}

.km-dock-cover-wrap {
    position: relative;
    width: 43px;
    height: 43px;
    flex: 0 0 43px;
    overflow: hidden;
    border-radius: 12px;
    background: linear-gradient(145deg, #17243a, #0d1422);
    box-shadow: inset 0 0 0 1px rgba(255,255,255,.06);
}

.km-dock-cover,
.km-cover {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.km-dock-cover:not([src]),
.km-cover:not([src]),
.km-dock-cover[src=""],
.km-cover[src=""] {
    display: none;
}

.km-dock-cover-fallback,
.km-cover-fallback {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    color: #c9d9ff;
    background:
        radial-gradient(circle at 30% 25%, rgba(97, 157, 255, .34), transparent 45%),
        radial-gradient(circle at 75% 80%, rgba(151, 111, 255, .24), transparent 42%),
        #111a2a;
    font-size: 19px;
}

.km-dock-meta {
    min-width: 0;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    line-height: 1.15;
}

.km-dock-meta strong,
.km-dock-meta small {
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.km-dock-meta strong {
    color: #f3f7ff;
    font-size: 13px;
    font-weight: 700;
}

.km-dock-meta small {
    margin-top: 5px;
    color: #8493ac;
    font-size: 10px;
    letter-spacing: .02em;
}

.km-dock-equalizer {
    width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2px;
    opacity: .55;
}

.km-dock-equalizer i {
    display: block;
    width: 2px;
    height: 5px;
    border-radius: 3px;
    background: linear-gradient(180deg, var(--km-primary), var(--km-primary-2));
}

.knight-music.is-playing .km-dock-equalizer i {
    animation: kmEqualizer .8s ease-in-out infinite alternate;
}

.knight-music.is-playing .km-dock-equalizer i:nth-child(2) { animation-delay: -.35s; }
.knight-music.is-playing .km-dock-equalizer i:nth-child(3) { animation-delay: -.6s; }

@keyframes kmEqualizer {
    from { height: 4px; opacity: .55; }
    to { height: 15px; opacity: 1; }
}

.km-dock-play {
    width: 56px;
    flex: 0 0 56px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-left: 1px solid rgba(255, 255, 255, .05);
    background: rgba(255,255,255,.018);
}

.km-dock-play:hover { background: rgba(103, 157, 255, .09); }

.km-icon {
    width: 19px;
    height: 19px;
    fill: currentColor;
}

.km-icon-pause { display: none; }
.knight-music.is-playing .km-icon-play { display: none; }
.knight-music.is-playing .km-icon-pause { display: block; }

.km-panel {
    position: absolute;
    right: 0;
    bottom: 0;
    width: min(390px, calc(100vw - 32px));
    max-height: min(720px, calc(100vh - 36px));
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid rgba(113, 162, 255, .22);
    border-radius: 26px;
    background:
        linear-gradient(155deg, rgba(14, 23, 38, .96), rgba(6, 11, 20, .95));
    box-shadow: var(--km-shadow), inset 0 1px rgba(255,255,255,.04);
    backdrop-filter: blur(28px) saturate(135%);
    -webkit-backdrop-filter: blur(28px) saturate(135%);
    opacity: 0;
    transform: translateY(14px) scale(.97);
    transform-origin: 100% 100%;
    pointer-events: none;
    visibility: hidden;
    transition: opacity .25s ease, transform .25s ease, visibility .25s ease;
}

.knight-music.is-open .km-panel {
    opacity: 1;
    transform: none;
    pointer-events: auto;
    visibility: visible;
}

.km-panel-glow {
    position: absolute;
    top: -110px;
    left: -80px;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: rgba(77, 137, 255, .12);
    filter: blur(65px);
    pointer-events: none;
}

.km-panel-header,
.km-hero,
.km-progress-block,
.km-main-controls,
.km-secondary-controls,
.km-playlist-head,
.km-playlist {
    position: relative;
    z-index: 1;
}

.km-panel-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    padding: 21px 22px 7px;
}

.km-panel-header h3 {
    margin: 3px 0 0;
    color: var(--km-text);
    font-size: 20px;
    font-weight: 760;
    letter-spacing: -.02em;
}

.km-eyebrow {
    display: block;
    color: #7594c6;
    font-size: 9px;
    font-weight: 800;
    letter-spacing: .19em;
}

.km-icon-button {
    width: 38px;
    height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(111, 154, 230, .14);
    border-radius: 12px;
    background: rgba(255,255,255,.025);
    transition: transform .18s ease, background .18s ease, border-color .18s ease;
}

.km-icon-button:hover {
    transform: translateY(-1px);
    border-color: rgba(111, 163, 255, .32);
    background: rgba(95, 150, 255, .08);
}

.km-icon-button svg,
.km-chip svg,
.km-volume-wrap svg {
    width: 18px;
    height: 18px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.km-close svg { width: 17px; height: 17px; }

.km-hero {
    display: grid;
    grid-template-columns: 104px minmax(0, 1fr);
    align-items: center;
    gap: 18px;
    padding: 11px 22px 17px;
}

.km-cover-shell {
    position: relative;
    width: 104px;
    height: 104px;
    overflow: hidden;
    border-radius: 22px;
    background: #111a2a;
    box-shadow:
        0 14px 35px rgba(0,0,0,.36),
        0 0 0 1px rgba(137, 177, 255, .1);
}

.km-cover {
    position: relative;
    z-index: 2;
}

.km-cover-fallback--large {
    z-index: 1;
    font-size: 32px;
}

.knight-music.is-playing .km-cover-shell::after {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 3;
    border: 1px solid rgba(119, 168, 255, .28);
    border-radius: inherit;
    pointer-events: none;
}

.km-track-meta { min-width: 0; }
.km-track-meta h4 {
    margin: 0;
    color: var(--km-text);
    font-size: 19px;
    font-weight: 760;
    line-height: 1.32;
    letter-spacing: -.02em;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.km-track-meta p {
    margin: 9px 0 0;
    color: var(--km-muted);
    font-size: 12px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.km-progress-block { padding: 3px 22px 0; }

.km-range {
    --km-range: 0%;
    width: 100%;
    height: 3px;
    margin: 0;
    border: 0;
    outline: none;
    border-radius: 99px;
    background: linear-gradient(90deg, var(--km-primary) 0 var(--km-range), rgba(137,159,198,.22) var(--km-range) 100%);
    -webkit-appearance: none;
    appearance: none;
    cursor: pointer;
}

.km-range::-webkit-slider-thumb {
    width: 11px;
    height: 11px;
    border: 2px solid #e9f2ff;
    border-radius: 50%;
    background: var(--km-primary);
    box-shadow: 0 0 0 4px rgba(78, 141, 255, .14);
    -webkit-appearance: none;
    appearance: none;
}

.km-range::-moz-range-thumb {
    width: 9px;
    height: 9px;
    border: 2px solid #e9f2ff;
    border-radius: 50%;
    background: var(--km-primary);
}

.km-time-row {
    display: flex;
    justify-content: space-between;
    margin-top: 8px;
    color: #697990;
    font-size: 10px;
    font-variant-numeric: tabular-nums;
}

.km-main-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    padding: 10px 22px 8px;
}

.km-main-controls .km-icon-button {
    width: 43px;
    height: 43px;
    border-radius: 14px;
}

.km-play-main {
    width: 62px;
    height: 62px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 21px;
    color: #fff;
    background: linear-gradient(140deg, #4d8dff, #756cff 68%, #9b75ff);
    box-shadow: 0 10px 28px rgba(77, 116, 255, .28);
    transition: transform .18s ease, box-shadow .18s ease;
}

.km-play-main:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 14px 34px rgba(77, 116, 255, .37);
}

.km-play-main .km-icon { width: 25px; height: 25px; }

.km-secondary-controls {
    display: grid;
    grid-template-columns: auto 1fr;
    align-items: center;
    gap: 15px;
    padding: 7px 22px 17px;
}

.km-chip {
    height: 34px;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 0 11px;
    border: 1px solid rgba(117, 157, 226, .13);
    border-radius: 11px;
    color: #aab8cf;
    background: rgba(255,255,255,.024);
    font-size: 10px;
}

.km-chip:hover { color: #dce8ff; border-color: rgba(117, 166, 255, .3); }
.km-chip svg { width: 15px; height: 15px; }

.km-volume-wrap {
    display: grid;
    grid-template-columns: 18px 1fr;
    align-items: center;
    gap: 9px;
    color: #8090aa;
}

.km-volume-wrap svg { width: 16px; height: 16px; }
.km-volume { height: 2px; }
.km-volume::-webkit-slider-thumb { width: 9px; height: 9px; box-shadow: none; }

.km-playlist-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    padding: 13px 22px 10px;
    border-top: 1px solid rgba(255,255,255,.045);
}

.km-playlist-head strong {
    display: block;
    margin-top: 4px;
    color: #dce8ff;
    font-size: 10px;
    letter-spacing: .06em;
}

.km-playlist-source {
    color: #64748d;
    font-size: 9px;
}

.km-playlist {
    min-height: 98px;
    max-height: 218px;
    overflow-y: auto;
    padding: 0 12px 14px;
    scrollbar-width: thin;
    scrollbar-color: rgba(104, 151, 233, .3) transparent;
}

.km-playlist::-webkit-scrollbar { width: 5px; }
.km-playlist::-webkit-scrollbar-thumb { background: rgba(104,151,233,.28); border-radius: 10px; }

.km-track {
    width: 100%;
    display: grid;
    grid-template-columns: 28px minmax(0, 1fr) auto;
    align-items: center;
    gap: 9px;
    padding: 9px 10px;
    border: 0;
    border-radius: 12px;
    color: #aab7cb;
    background: transparent;
    font: inherit;
    text-align: left;
    cursor: pointer;
    transition: background .16s ease, color .16s ease;
}

.km-track:hover { background: rgba(92, 143, 231, .07); color: #e7efff; }
.km-track.is-active { color: #eef4ff; background: rgba(92, 143, 231, .11); }

.km-track-index {
    color: #5d6d85;
    font-size: 10px;
    font-variant-numeric: tabular-nums;
    text-align: center;
}

.km-track.is-active .km-track-index { color: var(--km-primary); }

.km-track-text { min-width: 0; }
.km-track-title,
.km-track-artist {
    display: block;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}
.km-track-title { font-size: 11px; font-weight: 650; }
.km-track-artist { margin-top: 3px; color: #66768f; font-size: 9px; }
.km-track-state { color: var(--km-primary); font-size: 11px; opacity: 0; }
.km-track.is-active .km-track-state { opacity: 1; }

.km-loading {
    height: 90px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    color: #6f8098;
    font-size: 10px;
}

.km-loading span {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: #679cff;
    animation: kmLoad .85s ease-in-out infinite alternate;
}
.km-loading span:nth-child(2) { animation-delay: .15s; }
.km-loading span:nth-child(3) { animation-delay: .3s; margin-right: 5px; }

@keyframes kmLoad { to { transform: translateY(-5px); opacity: .45; } }

.knight-pjax-loading::after {
    content: '';
    position: fixed;
    z-index: 1500;
    top: 0;
    left: 0;
    width: 32%;
    height: 2px;
    background: linear-gradient(90deg, transparent, #6ea7ff 45%, #9a82ff, transparent);
    animation: kmPjax 1s ease-in-out infinite;
    pointer-events: none;
}

@keyframes kmPjax {
    from { transform: translateX(-110%); }
    to { transform: translateX(420%); }
}

@media only screen and (max-width: 600px) {
    .knight-music {
        right: 12px;
        bottom: 14px;
    }
    .km-dock {
        width: min(320px, calc(100vw - 24px));
        height: 54px;
        border-radius: 16px;
    }
    .km-dock-cover-wrap { width: 39px; height: 39px; flex-basis: 39px; border-radius: 11px; }
    .km-dock-play { width: 50px; flex-basis: 50px; }
    .km-panel {
        width: calc(100vw - 24px);
        max-height: calc(100vh - 28px);
        border-radius: 22px;
    }
    .km-panel-header { padding: 18px 17px 6px; }
    .km-hero {
        grid-template-columns: 86px minmax(0, 1fr);
        gap: 14px;
        padding: 8px 17px 14px;
    }
    .km-cover-shell { width: 86px; height: 86px; border-radius: 19px; }
    .km-track-meta h4 { font-size: 17px; }
    .km-progress-block,
    .km-main-controls,
    .km-secondary-controls { padding-left: 17px; padding-right: 17px; }
    .km-playlist-head { padding-left: 17px; padding-right: 17px; }
    .km-playlist { max-height: 180px; }
}

@media (prefers-reduced-motion: reduce) {
    .knight-music *,
    .knight-music *::before,
    .knight-music *::after {
        animation-duration: .001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .001ms !important;
    }
}

/* Knight Music v1.1: left-edge three-stage interaction.
 * Resting: compact tab attached to the left edge.
 * Hover: mini player slides open.
 * Click: full player panel opens.
 */
.knight-music {
    left: 0;
    right: auto;
    bottom: 24px;
}

.km-dock {
    width: 58px;
    margin-left: -7px;
    border-radius: 0 17px 17px 0;
    transition:
        width .32s cubic-bezier(.22, .8, .28, 1),
        margin-left .24s ease,
        opacity .25s ease,
        transform .25s ease,
        border-color .25s ease,
        box-shadow .25s ease;
}

/* Keep the internal mini player at its full width; the dock simply clips it
 * while resting, which avoids layout jumps during hover expansion. */
.km-dock-main {
    width: 292px;
    flex: 0 0 292px;
}

.km-dock-play {
    width: 56px;
    flex: 0 0 56px;
}

.knight-music:not(.is-open) .km-dock:hover,
.knight-music:not(.is-open) .km-dock:focus-within {
    width: 348px;
    margin-left: 0;
    border-color: var(--km-line-strong);
    box-shadow: 0 16px 50px rgba(0, 0, 0, .42), inset 0 1px rgba(255,255,255,.03);
    transform: translateY(-2px);
}

.km-panel {
    left: 12px;
    right: auto;
    bottom: 0;
    transform-origin: 0 100%;
}

.km-load-error {
    min-height: 104px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 7px;
    padding: 18px 22px;
    color: #7e8da6;
    text-align: center;
    line-height: 1.55;
}

.km-load-error strong {
    color: #dce7fb;
    font-size: 12px;
    font-weight: 700;
}

.km-load-error span {
    max-width: 270px;
    font-size: 10px;
}

.knight-music.is-load-failed .km-dock-cover-fallback {
    color: #9eb8e8;
    background:
        radial-gradient(circle at 30% 25%, rgba(90, 132, 203, .25), transparent 45%),
        #111a2a;
}

@media only screen and (max-width: 600px) {
    .knight-music {
        left: 0;
        right: auto;
        bottom: 14px;
    }

    .km-dock {
        width: 54px;
        margin-left: -6px;
        border-radius: 0 16px 16px 0;
    }

    /* Touch screens have no reliable hover. Tapping the compact tab opens
     * the complete panel directly. */
    .knight-music:not(.is-open) .km-dock:hover {
        width: 54px;
        margin-left: -6px;
        transform: none;
    }

    .km-dock-main {
        width: 270px;
        flex-basis: 270px;
    }

    .km-panel {
        left: 8px;
        right: auto;
        width: calc(100vw - 16px);
        max-height: calc(100vh - 28px);
    }
}

/* Knight Music v1.2: circular record artwork + hover transport controls. */
.km-dock-cover-wrap,
.km-cover-shell {
    border-radius: 50% !important;
}

.km-dock-cover,
.km-cover {
    border-radius: 50%;
    animation: kmRecordSpin 10s linear infinite;
    animation-play-state: paused;
    transform-origin: 50% 50%;
    will-change: transform;
}

.knight-music.is-playing .km-dock-cover,
.knight-music.is-playing .km-cover {
    animation-play-state: running;
}

@keyframes kmRecordSpin {
    to { transform: rotate(360deg); }
}

/* A subtle spindle makes the circular cover read more like a record while
 * keeping the artwork itself fully visible. */
.km-dock-cover-wrap::after,
.km-cover-shell::before {
    content: '';
    position: absolute;
    z-index: 5;
    left: 50%;
    top: 50%;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    background: rgba(7, 12, 21, .82);
    border: 1px solid rgba(221, 234, 255, .52);
    box-shadow: 0 0 0 3px rgba(6, 11, 20, .16);
    pointer-events: none;
}

.km-cover-shell::before {
    width: 12px;
    height: 12px;
    box-shadow: 0 0 0 4px rgba(6, 11, 20, .16);
}

.km-dock-controls {
    height: 100%;
    display: flex;
    align-items: stretch;
    flex: 0 0 auto;
    border-left: 1px solid rgba(255,255,255,.05);
    background: rgba(255,255,255,.012);
}

.km-dock-control {
    -webkit-appearance: none;
    appearance: none;
    width: 48px;
    height: 100%;
    flex: 0 0 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    border: 0;
    border-left: 1px solid rgba(255,255,255,.035);
    color: #aebbd1;
    background: transparent;
    cursor: pointer;
    transition: color .18s ease, background .18s ease;
}

.km-dock-control:first-child { border-left: 0; }
.km-dock-control:hover {
    color: #eef4ff;
    background: rgba(103, 157, 255, .09);
}

.km-dock-control svg {
    width: 17px;
    height: 17px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.km-dock-control.km-dock-play {
    width: 50px;
    flex-basis: 50px;
    border-left: 1px solid rgba(255,255,255,.035);
    background: rgba(95, 150, 255, .035);
}

.km-dock-control.km-dock-play .km-icon {
    width: 18px;
    height: 18px;
    fill: currentColor;
    stroke: none;
}

/* Keep the resting tab compact. Hover reveals metadata plus all three
 * transport buttons: previous / play-pause / next. */
.km-dock-main {
    width: 246px;
    flex-basis: 246px;
}

.knight-music:not(.is-open) .km-dock:hover,
.knight-music:not(.is-open) .km-dock:focus-within {
    width: 394px;
}

/* Older v1.1 rules target .km-dock-play directly. Reset the properties that
 * no longer belong to the grouped transport control. */
.km-dock-controls .km-dock-play {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

@media only screen and (max-width: 600px) {
    .km-dock-main {
        width: 230px;
        flex-basis: 230px;
    }

    /* Touch screens keep the compact-tab -> full-panel interaction. The
     * hover-only transport strip stays clipped inside the compact dock. */
    .knight-music:not(.is-open) .km-dock:hover,
    .knight-music:not(.is-open) .km-dock:focus-within {
        width: 54px;
        margin-left: -6px;
        transform: none;
    }
}

/* Knight Music v1.3: remote playlist re-sync without recreating the UI. */
.km-playlist-source-wrap {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
}

.km-sync-button {
    -webkit-appearance: none;
    appearance: none;
    width: 28px;
    height: 28px;
    flex: 0 0 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    border: 1px solid rgba(111, 163, 255, .14);
    border-radius: 9px;
    color: #91a7c9;
    background: rgba(255,255,255,.018);
    cursor: pointer;
    transition: color .18s ease, border-color .18s ease, background .18s ease, transform .18s ease;
}

.km-sync-button:hover {
    color: #eaf2ff;
    border-color: rgba(111, 163, 255, .34);
    background: rgba(94, 149, 255, .08);
    transform: translateY(-1px);
}

.km-sync-button:disabled { cursor: wait; opacity: .72; }
.km-sync-button svg {
    width: 14px;
    height: 14px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.knight-music.is-syncing-playlist .km-sync-button svg {
    animation: kmPlaylistSyncSpin .8s linear infinite;
}

@keyframes kmPlaylistSyncSpin { to { transform: rotate(360deg); } }

/* Knight Music v2.0 ---------------------------------------------------------
 * Draggable frosted-glass player inspired by the restrained glassmorphism
 * reference: soft blur, layered artwork ambience, generous spacing and
 * low-noise controls. These rules intentionally override the legacy dock UI.
 */
.knight-music {
    --km-glass: rgba(12, 19, 31, .74);
    --km-glass-strong: rgba(9, 15, 25, .88);
    --km-glass-soft: rgba(255, 255, 255, .055);
    --km-hairline: rgba(198, 218, 255, .13);
    --km-hairline-hover: rgba(198, 218, 255, .28);
    --km-accent: #9cc4ff;
    --km-accent-soft: #7ea8ea;
}

.knight-music.is-custom-position {
    margin: 0;
}

.knight-music.is-custom-position .km-dock {
    margin-left: 0;
    border-radius: 20px;
}

.knight-music.is-dragging,
.knight-music.is-dragging * {
    cursor: grabbing !important;
    user-select: none !important;
    -webkit-user-select: none !important;
}

.km-dock {
    height: 62px;
    width: 62px;
    margin-left: -8px;
    border-color: var(--km-hairline);
    border-radius: 0 20px 20px 0;
    background:
        linear-gradient(135deg, rgba(255,255,255,.055), rgba(255,255,255,.018)),
        var(--km-glass);
    box-shadow:
        0 18px 50px rgba(0, 0, 0, .28),
        inset 0 1px rgba(255,255,255,.055);
    backdrop-filter: blur(24px) saturate(128%);
    -webkit-backdrop-filter: blur(24px) saturate(128%);
}

.knight-music:not(.is-open) .km-dock:hover,
.knight-music:not(.is-open) .km-dock:focus-within {
    width: 416px;
    margin-left: 0;
    border-color: var(--km-hairline-hover);
    transform: translateY(-3px);
    box-shadow:
        0 22px 60px rgba(0, 0, 0, .35),
        inset 0 1px rgba(255,255,255,.065);
}

.knight-music.is-custom-position:not(.is-open) .km-dock:hover,
.knight-music.is-custom-position:not(.is-open) .km-dock:focus-within {
    margin-left: 0;
}

.km-dock-main {
    width: 260px;
    flex-basis: 260px;
    gap: 12px;
    padding: 8px 8px 8px 11px;
    cursor: grab;
    touch-action: none;
}

.km-dock-cover-wrap {
    width: 45px;
    height: 45px;
    flex-basis: 45px;
    box-shadow:
        0 8px 22px rgba(0,0,0,.28),
        0 0 0 1px rgba(255,255,255,.09);
}

.km-dock-meta strong { font-size: 13px; letter-spacing: -.01em; }
.km-dock-meta small { color: #9aa8bd; font-size: 10px; }
.km-dock-equalizer { opacity: .48; }

.km-drag-grip {
    width: 13px;
    height: 18px;
    flex: 0 0 13px;
    display: grid;
    grid-template-columns: repeat(2, 3px);
    grid-auto-rows: 3px;
    gap: 3px;
    align-content: center;
    justify-content: center;
    opacity: .28;
    transition: opacity .18s ease;
}
.km-drag-grip i {
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: #c9d9f3;
}
.km-dock:hover .km-drag-grip { opacity: .62; }

.km-dock-controls {
    background: rgba(255,255,255,.018);
    border-left-color: rgba(255,255,255,.045);
}
.km-dock-control {
    width: 50px;
    flex-basis: 50px;
    color: #b6c2d4;
}
.km-dock-control:hover {
    color: #fff;
    background: rgba(255,255,255,.065);
}

.km-panel {
    width: min(430px, calc(100vw - 30px));
    max-height: min(760px, calc(100vh - 30px));
    left: 10px;
    right: auto;
    bottom: 0;
    border-color: var(--km-hairline);
    border-radius: 30px;
    background:
        linear-gradient(160deg, rgba(255,255,255,.055), rgba(255,255,255,.012) 42%),
        var(--km-glass-strong);
    box-shadow:
        0 34px 90px rgba(0,0,0,.52),
        inset 0 1px rgba(255,255,255,.07);
    backdrop-filter: blur(30px) saturate(130%);
    -webkit-backdrop-filter: blur(30px) saturate(130%);
    transform-origin: 0 100%;
}

.knight-music.is-panel-align-right .km-panel {
    left: auto;
    right: 0;
    transform-origin: 100% 100%;
}

.knight-music.is-panel-below .km-panel {
    top: 0;
    bottom: auto;
    transform-origin: 0 0;
}
.knight-music.is-panel-below.is-panel-align-right .km-panel {
    transform-origin: 100% 0;
}

.km-panel-artwork {
    position: absolute;
    z-index: 0;
    inset: -46px;
    background-position: center;
    background-size: cover;
    filter: blur(46px) saturate(115%);
    opacity: .17;
    transform: scale(1.08);
    pointer-events: none;
}
.km-panel::before {
    content: '';
    position: absolute;
    z-index: 0;
    inset: 0;
    border-radius: inherit;
    background:
        linear-gradient(180deg, rgba(6,10,18,.24), rgba(7,12,21,.76) 47%, rgba(7,12,21,.92)),
        radial-gradient(circle at 78% 8%, rgba(150,187,255,.10), transparent 37%);
    pointer-events: none;
}
.km-panel-glow { opacity: .62; }

.km-panel-header {
    padding: 22px 24px 8px;
    cursor: grab;
    touch-action: none;
}
.km-panel-heading { position: relative; }
.km-panel-header h3 { font-size: 19px; font-weight: 700; }
.km-panel-drag-note {
    display: block;
    margin-top: 5px;
    color: rgba(174,190,214,.42);
    font-size: 9px;
    letter-spacing: .03em;
}
.km-eyebrow { color: #90aee0; }

.km-icon-button,
.km-chip,
.km-sync-button {
    border-color: rgba(212,228,255,.105);
    background: rgba(255,255,255,.035);
    box-shadow: inset 0 1px rgba(255,255,255,.025);
}
.km-icon-button:hover,
.km-sync-button:hover {
    border-color: rgba(212,228,255,.24);
    background: rgba(255,255,255,.075);
}

.km-hero {
    grid-template-columns: 116px minmax(0, 1fr);
    gap: 21px;
    padding: 16px 24px 20px;
}
.km-cover-shell {
    width: 116px;
    height: 116px;
    box-shadow:
        0 18px 42px rgba(0,0,0,.37),
        0 0 0 1px rgba(255,255,255,.12),
        0 0 34px rgba(119,162,231,.10);
}
.km-track-meta h4 {
    font-size: 21px;
    font-weight: 720;
    line-height: 1.28;
}
.km-track-meta p { margin-top: 8px; color: #a0aec1; font-size: 12px; }

/* Custom progress component: no Materialize range bubble, therefore no
 * meaningless 0-1000 value is ever exposed visually. */
.km-progress-block { padding: 5px 24px 0; }
.km-progress {
    position: relative;
    width: 100%;
    height: 18px;
    cursor: pointer;
    outline: none;
    touch-action: none;
}
.km-progress::before {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    top: 8px;
    height: 3px;
    border-radius: 999px;
    background: rgba(214,228,251,.16);
}
.km-progress-fill {
    position: absolute;
    left: 0;
    top: 8px;
    width: 0;
    height: 3px;
    border-radius: 999px;
    background: linear-gradient(90deg, #8eb9fa, #b1c9ef);
    box-shadow: 0 0 14px rgba(132,178,246,.25);
    pointer-events: none;
}
.km-progress-thumb {
    position: absolute;
    z-index: 2;
    top: 3px;
    left: 0;
    width: 13px;
    height: 13px;
    border: 2px solid rgba(244,248,255,.92);
    border-radius: 50%;
    background: #8fbafa;
    box-shadow: 0 3px 12px rgba(41,78,132,.35);
    transform: translateX(-50%);
    pointer-events: none;
    transition: width .15s ease, height .15s ease, top .15s ease;
}
.km-progress:hover .km-progress-thumb,
.km-progress:focus-visible .km-progress-thumb {
    top: 2px;
    width: 15px;
    height: 15px;
}
.km-progress:focus-visible::before { box-shadow: 0 0 0 3px rgba(126,168,234,.10); }
.km-time-row {
    margin-top: 2px;
    color: #8592a6;
    font-size: 10px;
    letter-spacing: .02em;
}

.km-main-controls { gap: 18px; padding: 13px 24px 8px; }
.km-main-controls .km-icon-button {
    width: 44px;
    height: 44px;
    border-radius: 50%;
}
.km-play-main {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: rgba(230,239,255,.94);
    color: #17243a;
    box-shadow: 0 10px 34px rgba(105,150,218,.24);
}
.km-play-main:hover {
    transform: translateY(-2px) scale(1.03);
    box-shadow: 0 13px 38px rgba(105,150,218,.30);
}

.km-secondary-controls {
    grid-template-columns: auto minmax(0, 1fr);
    gap: 16px;
    padding: 8px 24px 18px;
}
.km-chip {
    height: 35px;
    border-radius: 17px;
    padding: 0 13px;
}

.km-playlist-head {
    padding: 15px 24px 10px;
    border-top-color: rgba(255,255,255,.055);
}
.km-playlist { max-height: 224px; padding: 0 14px 16px; }
.km-track {
    border-radius: 14px;
    padding: 10px 11px;
}
.km-track:hover { background: rgba(255,255,255,.052); }
.km-track.is-active {
    background: linear-gradient(90deg, rgba(142,185,250,.12), rgba(255,255,255,.025));
}

@media only screen and (max-width: 600px) {
    .knight-music { left: 0; right: auto; bottom: 14px; }
    .knight-music.is-custom-position { bottom: auto; right: auto; }
    .km-dock { width: 56px; height: 56px; margin-left: -6px; }
    .km-dock-main { width: 238px; flex-basis: 238px; }
    .knight-music:not(.is-open) .km-dock:hover,
    .knight-music:not(.is-open) .km-dock:focus-within { width: 56px; margin-left: -6px; transform: none; }
    .knight-music.is-custom-position:not(.is-open) .km-dock:hover,
    .knight-music.is-custom-position:not(.is-open) .km-dock:focus-within { margin-left: 0; }
    .km-panel { width: calc(100vw - 20px); max-height: calc(100vh - 20px); border-radius: 26px; }
    .km-panel-header { padding: 18px 18px 7px; }
    .km-panel-drag-note { display: none; }
    .km-hero { grid-template-columns: 92px minmax(0, 1fr); gap: 15px; padding: 10px 18px 16px; }
    .km-cover-shell { width: 92px; height: 92px; }
    .km-track-meta h4 { font-size: 18px; }
    .km-progress-block, .km-main-controls, .km-secondary-controls { padding-left: 18px; padding-right: 18px; }
    .km-playlist-head { padding-left: 18px; padding-right: 18px; }
}


/* Knight Music v2.1: stable drag bounds -----------------------------------
 * A manually positioned expanded panel uses one fixed top-left anchor.
 * This prevents the old above/below + left/right placement rules from
 * switching mid-drag, and guarantees that the drag header remains reachable.
 */
.knight-music.is-custom-position .km-panel {
    left: 0 !important;
    right: auto !important;
    top: 0 !important;
    bottom: auto !important;
    transform-origin: 0 0 !important;
    max-height: calc(100vh - 20px);
}

.knight-music.is-custom-position.is-panel-below .km-panel,
.knight-music.is-custom-position.is-panel-align-right .km-panel,
.knight-music.is-custom-position.is-panel-below.is-panel-align-right .km-panel {
    left: 0 !important;
    right: auto !important;
    top: 0 !important;
    bottom: auto !important;
    transform-origin: 0 0 !important;
}

.knight-music.is-custom-position.is-open {
    /* The root itself stays at the clamped viewport coordinate. */
    margin: 0 !important;
}

.km-panel-header {
    cursor: grab;
    touch-action: none;
    user-select: none;
    -webkit-user-select: none;
}

.knight-music.is-dragging .km-panel {
    transition: none !important;
}

@media only screen and (max-width: 600px) {
    .knight-music.is-custom-position .km-panel {
        max-height: calc(100vh - 16px);
    }
}