:root {
    --bg: #0b1114;
    --panel: #121e24;
    --panel2: #0e171c;
    --line: #20323a;
    --line2: #2c444f;
    --text: #e8f1f2;
    --muted: #8ba3ab;
    --dim: #98acb4;
    --amber: #ffb454;
    --orange: #ff8a3d;
    --mint: #3fe0a8;
    --cyan: #4fd2e0;
    --coral: #ff5d73;
    --blue: #6ea8ff;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Manrope', sans-serif;
    scrollbar-color: var(--line2) transparent;
    scrollbar-width: thin;
}

html,
body {
    height: 100%
}

body {
    color: var(--text);
    background: var(--bg);
    overflow: hidden;
    display: flex;
    flex-direction: column
}

.panel {
    background: linear-gradient(180deg, var(--panel), var(--panel2));
    border: 1px solid var(--line);
    border-radius: 10px
}

header {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 10px 16px;
    border-bottom: 1px solid var(--line);
    position: relative;
    z-index: 20;
    background: rgba(11, 17, 20, .7)
}

.transport {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0
}

.tbtn {
    font-weight: 700;
    color: var(--text);
    background: #16242b;
    border: 1px solid var(--line2);
    border-radius: 8px;
    padding: 8px 12px;
    cursor: pointer;
    transition: transform .15s, border-color .2s, background .2s;
    font-size: 13px
}

.tbtn:hover {
    border-color: var(--mint);
}

.tbtn:active {
    transform: translateY(0)
}

.tbtn.play {
    width: 48px;
    height: 42px;
    font-size: 16px;
    background: linear-gradient(135deg, var(--amber), var(--orange));
    color: #211205;
    border: none;
}

.tbtn.play:hover {
    border: 1px solid var(--cyan);
}

.tbtn.play.on {
    background: linear-gradient(135deg, var(--mint), #27b586);
}

.time {
    font-size: 13px;
    color: var(--muted);
    min-width: 56px;
    text-align: center
}

#seek {
    flex: 1;
    min-width: 120px
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
        transform: scale(1)
    }

    50% {
        opacity: .35;
        transform: scale(.8)
    }
}

input[type=range] {
    -webkit-appearance: none;
    appearance: none;
    height: 6px;
    border-radius: 3px;
    cursor: pointer;
    outline: none;
    background: linear-gradient(90deg, var(--acc, var(--mint)) var(--p, 0%), #20323a var(--p, 0%));
}

input[type=range]:disabled {
    opacity: .35;
    cursor: default
}

input[type=range]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #eef6f6;
    border: 2px solid var(--acc, var(--mint));
    transition: transform .15s;
}

input[type=range]:hover::-webkit-slider-thumb {
    transform: scale(1.25);
}

input[type=range]::-moz-range-thumb {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #eef6f6;
    border: 2px solid var(--acc, var(--mint))
}

input[type=range]::-moz-range-progress {
    background: var(--acc, var(--mint));
    height: 6px;
    border-radius: 3px
}

main {
    flex: 1;
    display: grid;
    grid-template-columns: auto auto auto;
    gap: 12px;
    padding: 12px 16px;
    min-height: 0
}

.stage {
    display: flex;
    flex-direction: column;
    gap: 12px;
    min-width: 0;
    min-height: 0
}

.chart-wrap {
    flex: 1;
    position: relative;
    min-height: 260px;
    overflow: hidden
}

.chart-wrap canvas {
    width: 100%;
    height: 100%;
    display: block;
    cursor: crosshair
}

.strip-wrap {
    height: 76px;
    overflow: hidden
}

.strip-wrap canvas {
    width: 100%;
    height: 100%;
    display: block;
    cursor: pointer
}

.vols {
    display: flex;
    gap: 26px;
    padding: 10px 16px;
    align-items: center;
}

.vol {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    flex: 1;
    min-width: 0
}

.vlab {
    font-size: 11px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--muted);
    white-space: nowrap
}

.vval {
    font-size: 12px;
    color: var(--dim);
    min-width: 42px;
    text-align: right
}

.spec-wrap {
    height: 150px;
    padding: 8px 10px 6px;
    display: flex;
    flex-direction: column
}

.ptitle {
    font-size: 10px;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--dim);
    margin-bottom: 4px
}

.spec-wrap canvas {
    flex: 1;
    width: 100%;
    min-height: 0
}

.legend {
    position: absolute;
    top: 10px;
    right: 12px;
    display: flex;
    gap: 8px;
    z-index: 5
}

.chip {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    color: var(--muted);
    background: rgba(14, 23, 28, .8);
    border: 1px solid var(--line);
    border-radius: 20px;
    padding: 3px 10px;
    transition: opacity .3s
}

.chip i {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--c);
}

.chip.off {
    opacity: .3
}

aside {
    display: flex;
    flex-direction: column;
    gap: 12px;
    overflow-y: auto;
    min-height: 0;
    width: max-content;
}

.card {
    min-width: 302px;
    max-width: 302px;
    position: relative;
    padding: 14px 16px;
    overflow: hidden;
    transition: transform .2s;
}

.card::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--ac, var(--mint))
}

.card-label {
    font-size: 10px;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--dim);
    margin-bottom: 8px
}

.note-row {
    display: flex;
    align-items: baseline;
    gap: 8px
}

#noteName {
    font-weight: 800;
    font-size: 38px;
    line-height: 1;
    color: var(--amber);
}

.note-sub {
    font-size: 12px;
    color: var(--dim)
}

.cents-scale {
    position: relative;
    height: 10px;
    border-radius: 5px;
    margin: 14px 0 4px;
    background: linear-gradient(90deg, var(--coral) 0%, var(--amber) 32%, var(--mint) 46%, var(--mint) 54%, var(--amber) 68%, var(--coral) 100%)
}

.cents-scale::after {
    content: "";
    position: absolute;
    left: 50%;
    top: -3px;
    width: 2px;
    height: 16px;
    background: rgba(255, 255, 255, .35)
}

#centsMark {
    position: absolute;
    top: -4px;
    width: 4px;
    height: 18px;
    border-radius: 2px;
    background: #fff;
    left: 50%;
    transition: left .07s linear
}

.cents-text {
    font-size: 12px;
    color: var(--muted);
    display: flex;
    justify-content: space-between
}

#centsVal {
    font-weight: 600
}

#centsVal.good {
    color: var(--mint)
}

#centsVal.mid {
    color: var(--amber)
}

#centsVal.bad {
    color: var(--coral)
}

.big {
    font-size: 30px;
    font-weight: 600;
    color: var(--cyan)
}

.unit {
    font-size: 12px;
    color: var(--dim);
    margin-left: 6px
}

.meter {
    height: 10px;
    border-radius: 5px;
    background: #182830;
    position: relative;
    overflow: hidden;
    margin: 10px 0 4px;
    border: 1px solid var(--line)
}

#dbFill {
    position: absolute;
    inset: 0;
    width: 0%;
    background: linear-gradient(90deg, var(--mint) 0%, var(--mint) 55%, var(--amber) 80%, var(--coral) 100%);
    transition: width .06s linear
}

#dbPeak {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 2px;
    background: #fff;
    opacity: .8;
    left: 0
}

.scale-row {
    display: flex;
    justify-content: space-between;
    font-size: 9px;
    color: var(--dim);

}

#rangeName {
    font-weight: 600;
    font-size: 20px;
    color: var(--mint);
    margin-bottom: 4px
}

.rangebar {
    position: relative;
    height: 38px;
    border: 1px solid var(--line);
    border-radius: 7px;
    margin: 22px 0 6px;
    background-color: #0f1b21
}

.range-ticks span {
    position: absolute;
    bottom: 2px;
    transform: translateX(-50%);
    font-size: 8.5px;
    color: rgba(139, 163, 171, .6)
}

.range-ticks i {
    position: absolute;
    top: 4px;
    bottom: 14px;
    width: 1px;
    background: rgba(139, 163, 171, .18);
    transform: translateX(-50%)
}

.rangezone {
    position: absolute;
    top: 4px;
    bottom: 4px;
    border-radius: 5px;
    background: linear-gradient(90deg, var(--coral), var(--amber));
    transition: left .5s cubic-bezier(.2, .8, .2, 1), width .5s cubic-bezier(.2, .8, .2, 1)
}

.rz-lab {
    position: absolute;
    top: -17px;
    transform: translateX(-50%);
    font-weight: 600;
    font-size: 10px;
    white-space: nowrap;
    transition: left .5s cubic-bezier(.2, .8, .2, 1)
}

.rz-lab.lo {
    color: var(--coral)
}

.rz-lab.hi {
    color: var(--amber)
}

.range-empty {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    color: var(--dim)
}

.range-info {
    font-size: 10.5px;
    color: var(--dim);
    min-height: 14px
}

.mini {
    margin-top: 8px;
    font-size: 11px;
    background: none;
    border: 1px solid var(--line2);
    color: var(--dim);
    border-radius: 6px;
    padding: 4px 10px;
    cursor: pointer;
    transition: .2s
}

.mini:hover {
    color: var(--text);
    border-color: var(--coral)
}

aside.lyrics {
    position: relative;
    transition: .22s;
    width: 0px;
    display: none;
    overflow: hidden;
}

aside.lyrics.open {
    width: 320px;
    display: block;
}

aside.lyrics::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--ac, var(--line))
}

aside.lyrics textarea {
    width: 100%;
    height: 100%;
    background: transparent;
    color: var(--text);
    border: none;
    resize: none;
    font-size: 14pt;
    padding: 0px 5px 0px 16px;
}

#btnLyrics.open {
    border-color: var(--mint);
}

.menu {
    position: absolute;
    top: 0;
    right: -320px;
    width: 320px;
    height: 100%;
    z-index: 50;
    padding: 6px 0;
    opacity: 0;
    transition: .22s;
    pointer-events: none;
    overflow-x: hidden;
    overflow-y: auto;
}

.menu.open {
    opacity: 1;
    right: 0;
    pointer-events: auto;
}

.menu[mode="playlist"] .m-sec:not(.playlist) {
    display: none;
}

.menu:not([mode="playlist"]) .m-sec.playlist {
    display: none;
}

.menu-close {
    font-size: 13px;
    font-weight: 600;
    color: var(--text);
    background: transparent;
    padding: 10px;
    border-radius: 50%;
    border: 1px solid var(--line2);
    transition: transform .15s, border-color .2s, background .2s;
    cursor: pointer;
}

.menu-close:hover {
    border: 1px solid var(--cyan);
}

.menu-head {
    padding: 10px 16px;
    border-bottom: 1px solid var(--line);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.menu-head>span {
    font-size: 15px;
    font-weight: bold;
}

.m-sec {
    padding: 10px 16px;
    border-bottom: 1px solid var(--line)
}

.m-sec:last-child {
    border: none
}

.m-title {
    font-size: 11px;
    letter-spacing: .15em;
    text-transform: uppercase;
    color: var(--dim);
    margin-top: 5px;
    margin-bottom: 15px
}

.mbtn {
    display: block;
    width: 100%;
    text-align: left;
    margin-top: 6px;
    margin-bottom: 6px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text);
    background: #16242b;
    border: 1px solid var(--line2);
    border-radius: 7px;
    padding: 9px 10px;
    cursor: pointer;
    transition: .2s;
    display: flex;
    align-items: center;
    gap: 15px;
}


.mbtn-icon {
    padding: 10px;
    border: 1px solid var(--line2);
    border-radius: 7px;
    height: max-content;
}

.mbtn b {
    display: block;
    margin-bottom: 4px;
}

.mbtn small {
    display: block;
    opacity: 0.7;
}

#btnRec {
    --h-color: var(--mint);
}

#btnLoadMusic {
    --h-color: var(--blue);
}

#btnLoadRef {
    --h-color: var(--amber);
}

#btnOpenPlaylist {
    --h-color: var(--coral);
}

.mbtn:hover {
    border-color: var(--h-color);
}


.mbtn.loaded .mbtn-icon {
    border-color: var(--h-color);
}

.mbtn.rec.on {
    border-color: var(--coral);
    color: var(--coral);
    background: rgba(255, 93, 115, .08)
}

.mbtn.rec.on .mbtn-icon {
    animation: pulse 1s infinite
}

.m-status {
    font-size: 11px;
    color: var(--dim);
    min-height: 14px
}

.menu label {
    display: flex;
    align-items: center;
    gap: 9px;
    font-size: 13px;
    color: var(--muted);
    padding: 5px 0;
    cursor: pointer;
    transition: color .2s
}

.menu label:hover {
    color: var(--text)
}

.menu input[type=checkbox] {
    accent-color: var(--mint);
    width: 15px;
    height: 15px;
    cursor: pointer
}

footer {
    padding: 6px 16px;
    border-top: 1px solid var(--line);
    font-size: 11px;
    color: var(--dim);
    display: flex;
    gap: 18px;
    align-items: center;
    justify-content: end;
}

footer b {
    color: var(--muted);
    font-weight: 600
}

.diag {
    margin-left: auto;
    color: #4a626d;
    font-size: 10px;
    max-width: 46%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap
}

.ver {
    letter-spacing: 1px;
    color: var(--muted)
}

#seek {
    --acc: var(--cyan);
}

#volM {
    --acc: var(--blue);
}

#volR {
    --acc: var(--amber);
}

/* @media(max-width:980px) {
    body {
        overflow: auto
    }

    main {
        grid-template-columns: 1fr
    }

    .chart-wrap {
        min-height: 340px
    }

    header {
        flex-wrap: wrap
    }

    .diag {
        max-width: 100%
    }
} */