/* ═══ FLUID TETHER — kinetic-rack.css ══════════════════════════════════════ */

/* Three.js canvas — full-viewport, transparent over live camera */
#kinetic-canvas {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    width: 100vw; height: 100vh;
    z-index: 3500;
    display: none;
    pointer-events: none;
    overflow: hidden;
}
#kinetic-canvas.kr-online { display: block; }

/* Hand-skeleton HUD overlay — sits above the Three.js canvas, below modals */
#kr-skeleton-canvas {
    position: fixed;
    top: 0; left: 0;
    width:  100vw;
    height: 100vh;
    z-index: 3600;
    display: none;
    pointer-events: none;
}
#kr-skeleton-canvas.kr-online { display: block; }

/* 4K camera feed — darkened cinema mode */
#kinetic-cam-video {
    position: fixed;
    left: -9999px; top: -9999px;
    width: 1px; height: 1px;
    pointer-events: none;
    display: none;
}
#kinetic-cam-video.kr-online {
    display: block;
    top: 0; left: 0;
    width:  100vw;
    height: 100vh;
    object-fit: cover;
    transform: scaleX(-1);
    filter: brightness(0.45) contrast(1.15) saturate(1.2);
    z-index: 3499;
    pointer-events: none;
}

/* ── Rack sidebar ─────────────────────────────────────────────────────────── */
#kr-rack { margin-top: 6px; position: relative; }

#kr-launch-btn {
    display: block; width: 100%; padding: 6px 4px;
    font-family: 'Orbitron', sans-serif; font-size: 7.5px; font-weight: 700; letter-spacing: 2px;
    color: rgba(255,165,0,.65);
    background: rgba(10,5,0,.4);
    backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255,165,0,.22);
    border-top: 1px solid rgba(255,255,255,.16);
    border-left: 1px solid rgba(255,255,255,.09);
    border-radius: 2px; cursor: pointer; text-align: center; transition: all .16s ease;
}
#kr-launch-btn:hover { color: #ffa500; box-shadow: 0 0 14px rgba(255,165,0,.22); }
#kr-launch-btn.kr-online {
    color: #ffb733; background: rgba(30,18,0,.82);
    border-top-color: rgba(255,165,0,.65); border-left-color: rgba(255,165,0,.28);
    box-shadow: 0 0 20px rgba(255,165,0,.28), inset 0 0 12px rgba(255,165,0,.07);
    text-shadow: 0 0 10px rgba(255,165,0,.65);
}

.kr-help-btn {
    position: absolute; right: 0; top: 0;
    width: 16px; height: 16px;
    font-size: 7px; font-family: 'JetBrains Mono', monospace; font-weight: 700;
    color: rgba(255,165,0,.38); background: rgba(10,5,0,.5);
    border: 1px solid rgba(255,165,0,.18); border-radius: 50%;
    cursor: pointer; padding: 0;
    display: none; align-items: center; justify-content: center; transition: all .14s;
}
#kr-rack.kr-online .kr-help-btn { display: flex; }
.kr-help-btn:hover { color: #ffa500; border-color: rgba(255,165,0,.5); }

#kr-status {
    font-size: 6.5px; color: rgba(255,165,0,.28); letter-spacing: 1px;
    text-align: center; padding: 3px 0;
    font-family: 'JetBrains Mono', monospace;
}
#kr-status.kr-live { color: rgba(0,255,136,.68); }

.kr-sub-btn {
    padding: 4px 2px;
    font-family: 'JetBrains Mono', monospace; font-size: 6.5px; letter-spacing: .5px;
    color: rgba(176,0,255,.5); background: rgba(5,0,12,.35);
    backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255,255,255,.05);
    border-top: 1px solid rgba(255,255,255,.12);
    border-radius: 2px; cursor: pointer; text-align: center; transition: all .12s;
}
.kr-sub-btn:hover { color: #b000ff; border-color: rgba(176,0,255,.35); }
.kr-sub-btn.kr-sel { color: #b000ff; border-top-color: rgba(176,0,255,.58); text-shadow: 0 0 7px rgba(176,0,255,.5); }

/* ── Floating HUD ────────────────────────────────────────────────────────── */
#kr-stage-hud {
    position: fixed; bottom: 65px; left: 215px; z-index: 3550;
    display: none; flex-direction: column; gap: 5px;
    padding: 10px 14px 12px;
    background: rgba(0,4,12,.76);
    backdrop-filter: blur(24px) saturate(1.8); -webkit-backdrop-filter: blur(24px) saturate(1.8);
    border: 1px solid rgba(255,165,0,.15);
    border-top: 1px solid rgba(255,255,255,.14);
    border-left: 1px solid rgba(255,255,255,.07);
    border-radius: 4px; min-width: 196px;
    box-shadow: 0 8px 48px rgba(0,0,0,.82), 0 0 30px rgba(255,165,0,.05);
    pointer-events: all;
}
#kr-stage-hud.kr-live { display: flex; }

#kr-hud-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 7px; font-weight: 700; letter-spacing: 2.5px;
    color: rgba(255,165,0,.65);
    padding-bottom: 5px; border-bottom: 1px solid rgba(255,165,0,.12);
    text-transform: uppercase;
}

.kr-ctrl-row { display: flex; align-items: center; gap: 4px; }

.kr-ctrl-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 6px; letter-spacing: .5px;
    color: rgba(255,165,0,.38); width: 24px; flex-shrink: 0;
}

.kr-ctrl-slider {
    flex: 1; height: 2px; -webkit-appearance: none; appearance: none;
    background: rgba(255,165,0,.14); outline: none; border-radius: 1px; cursor: pointer;
}
.kr-ctrl-slider::-webkit-slider-thumb {
    -webkit-appearance: none; appearance: none;
    width: 10px; height: 10px; border-radius: 50%;
    background: rgba(255,165,0,.85); cursor: pointer; box-shadow: 0 0 6px rgba(255,165,0,.5);
}
.kr-ctrl-slider::-moz-range-thumb {
    width: 10px; height: 10px; border-radius: 50%;
    background: rgba(255,165,0,.85); cursor: pointer; border: none;
}

.kr-ctrl-learn {
    width: 14px; height: 14px;
    font-size: 5.5px; font-family: 'JetBrains Mono', monospace; font-weight: 700;
    color: rgba(255,165,0,.3); background: rgba(10,5,0,.55);
    border: 1px solid rgba(255,165,0,.14);
    border-radius: 1px; cursor: pointer; padding: 0; flex-shrink: 0;
    display: flex; align-items: center; justify-content: center; transition: all .12s;
}
.kr-ctrl-learn:hover { color: rgba(255,165,0,.8); border-color: rgba(255,165,0,.38); }
.kr-ctrl-learn.kr-learning {
    color: #ff8800; border-color: rgba(255,136,0,.65);
    box-shadow: 0 0 6px rgba(255,136,0,.35);
    animation: kr-blink .4s infinite;
}

#kr-rec-btn {
    margin-top: 3px; padding: 5px 6px;
    font-family: 'JetBrains Mono', monospace; font-size: 6.5px; letter-spacing: 1.5px;
    color: rgba(255,55,55,.65); background: rgba(8,0,0,.45);
    border: 1px solid rgba(255,55,55,.2);
    border-radius: 2px; cursor: pointer; text-align: center; transition: all .14s;
}
#kr-rec-btn:hover { color: #ff3737; border-color: rgba(255,55,55,.5); box-shadow: 0 0 10px rgba(255,55,55,.18); }
#kr-rec-btn.kr-recording {
    color: #ff3737; background: rgba(30,0,0,.65);
    border-color: rgba(255,55,55,.75); box-shadow: 0 0 16px rgba(255,55,55,.28);
    animation: kr-blink .8s infinite;
}

@keyframes kr-blink { 0%,100%{opacity:1} 50%{opacity:.25} }

/* ── Help modal ──────────────────────────────────────────────────────────── */
#kr-help-modal {
    position: fixed; top: 55px; left: 210px; width: 272px;
    background: rgba(0,4,12,.94);
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255,165,0,.22);
    border-top: 1px solid rgba(255,255,255,.14);
    border-radius: 3px; z-index: 3620;
    display: none; flex-direction: column;
    box-shadow: 0 8px 40px rgba(0,0,0,.65), 0 0 22px rgba(255,165,0,.05);
}
#kr-help-header {
    display: flex; justify-content: space-between; align-items: center;
    padding: 7px 9px 5px; border-bottom: 1px solid rgba(255,165,0,.10);
}
#kr-help-header span {
    font-family: 'Orbitron', sans-serif;
    font-size: 6.5px; font-weight: 700; letter-spacing: 2px; color: rgba(255,165,0,.7);
}
#kr-help-header button {
    background: none; border: none; color: rgba(255,165,0,.4);
    cursor: pointer; font-size: 9px; padding: 0; transition: color .12s;
}
#kr-help-header button:hover { color: #ffa500; }
#kr-help-body { padding: 8px 10px 10px; }
.kr-help-line {
    font-family: 'JetBrains Mono', monospace;
    font-size: 6.5px; letter-spacing: .4px; color: rgba(255,165,0,.52); line-height: 1.9;
}

/* ── SONIC SUITE launch button ───────────────────────────────────────────── */
#nc-launch-btn {
    display: block; width: 100%; padding: 6px 4px; margin-top: 4px;
    font-family: 'Orbitron', sans-serif; font-size: 7px; font-weight: 700; letter-spacing: 2px;
    color: rgba(176,0,255,.65);
    background: rgba(5,0,12,.4);
    backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(176,0,255,.2);
    border-top: 1px solid rgba(255,255,255,.12);
    border-radius: 2px; cursor: pointer; text-align: center; transition: all .16s ease;
}
#nc-launch-btn:hover { color: #b000ff; box-shadow: 0 0 14px rgba(176,0,255,.2); }
#nc-launch-btn.kr-online {
    color: #cc44ff; background: rgba(18,0,36,.82);
    border-top-color: rgba(176,0,255,.65);
    box-shadow: 0 0 20px rgba(176,0,255,.3), inset 0 0 12px rgba(176,0,255,.07);
    text-shadow: 0 0 10px rgba(176,0,255,.65);
}

/* ── Neural Composer floating panel ──────────────────────────────────────── */
#nc-panel {
    position: fixed;
    bottom: 65px; left: 215px;
    z-index: 3560;
    display: none;
    flex-direction: column;
    gap: 6px;
    padding: 10px 12px 12px;
    background: rgba(2,0,8,.88);
    backdrop-filter: blur(28px) saturate(1.8); -webkit-backdrop-filter: blur(28px) saturate(1.8);
    border: 1px solid rgba(176,0,255,.2);
    border-top: 1px solid rgba(255,255,255,.14);
    border-radius: 4px;
    min-width: 340px;
    box-shadow: 0 8px 48px rgba(0,0,0,.85), 0 0 30px rgba(176,0,255,.06);
    pointer-events: all;
}
#nc-panel.nc-visible { display: flex; }

#nc-panel-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 7px; font-weight: 700; letter-spacing: 2.5px;
    color: rgba(176,0,255,.7);
    padding-bottom: 5px;
    border-bottom: 1px solid rgba(176,0,255,.12);
    display: flex; align-items: center; justify-content: space-between;
}
#nc-panel-title span { color: rgba(0,243,255,.4); font-size: 6px; letter-spacing: 1px; }

/* ── Transport bar ────────────────────────────────────────────────────────── */
.nc-transport {
    display: flex; align-items: center; gap: 5px;
}
#nc-play-btn {
    font-family: 'Orbitron', sans-serif; font-size: 6.5px; letter-spacing: 1px;
    padding: 4px 8px;
    color: rgba(0,255,136,.65); background: rgba(0,12,6,.5);
    border: 1px solid rgba(0,255,136,.2); border-radius: 2px;
    cursor: pointer; transition: all .12s;
}
#nc-play-btn:hover { color: #00ff88; border-color: rgba(0,255,136,.5); }
#nc-play-btn.nc-active {
    color: #00ff88; background: rgba(0,30,14,.8);
    border-color: rgba(0,255,136,.7);
    box-shadow: 0 0 12px rgba(0,255,136,.25);
    animation: kr-blink .6s infinite;
}
.nc-bpm-wrap {
    display: flex; align-items: center; gap: 3px;
    font-family: 'JetBrains Mono', monospace; font-size: 6.5px;
    color: rgba(176,0,255,.55);
}
.nc-bpm-wrap input[type=range] {
    width: 56px; height: 2px; -webkit-appearance: none; appearance: none;
    background: rgba(176,0,255,.18); border-radius: 1px; outline: none; cursor: pointer;
}
.nc-bpm-wrap input[type=range]::-webkit-slider-thumb {
    -webkit-appearance: none; width: 9px; height: 9px; border-radius: 50%;
    background: rgba(176,0,255,.8); cursor: pointer;
}
#nc-bpm-val { color: rgba(0,243,255,.65); min-width: 24px; }
.nc-preset-sel {
    font-family: 'JetBrains Mono', monospace; font-size: 6px; letter-spacing: .5px;
    color: rgba(176,0,255,.6); background: rgba(5,0,12,.6);
    border: 1px solid rgba(176,0,255,.18); border-radius: 2px;
    padding: 3px 4px; cursor: pointer; flex: 1;
}
#nc-status { font-size: 6px; color: rgba(0,255,136,.3); letter-spacing: 1px; font-family: 'JetBrains Mono', monospace; }
#nc-status[data-playing] { color: rgba(0,255,136,.75); }

/* ── Step grid ────────────────────────────────────────────────────────────── */
#nc-grid {
    display: flex; flex-direction: column; gap: 2px;
}

.nc-row {
    display: flex; align-items: center; gap: 2px;
}

.nc-track-lbl {
    font-family: 'JetBrains Mono', monospace; font-size: 5.5px; letter-spacing: .5px;
    color: color-mix(in srgb, var(--tc) 55%, transparent);
    background: color-mix(in srgb, var(--tc) 8%, rgba(0,0,0,.5));
    border: 1px solid color-mix(in srgb, var(--tc) 18%, transparent);
    border-radius: 2px; width: 28px; flex-shrink: 0;
    padding: 3px 0; text-align: center; cursor: pointer; transition: all .1s;
}
.nc-track-lbl:hover { color: var(--tc); border-color: color-mix(in srgb, var(--tc) 45%, transparent); }
.nc-track-lbl.nc-armed {
    color: var(--tc); background: color-mix(in srgb, var(--tc) 18%, rgba(0,0,0,.6));
    border-color: color-mix(in srgb, var(--tc) 60%, transparent);
    box-shadow: 0 0 6px color-mix(in srgb, var(--tc) 35%, transparent);
}

.nc-step {
    flex: 1; height: 10px;
    background: rgba(255,255,255,.04);
    border: 1px solid rgba(255,255,255,.06);
    border-radius: 1px; cursor: pointer; transition: background .08s, box-shadow .08s;
    padding: 0;
}
.nc-step.nc-bar { border-left-color: rgba(255,255,255,.15); }
.nc-step.nc-on {
    background: color-mix(in srgb, var(--tc) 45%, rgba(0,0,0,.3));
    border-color: color-mix(in srgb, var(--tc) 55%, transparent);
    box-shadow: 0 0 4px color-mix(in srgb, var(--tc) 30%, transparent);
}
.nc-step.nc-play {
    background: rgba(255,255,255,.55) !important;
    border-color: rgba(255,255,255,.8) !important;
    box-shadow: 0 0 6px rgba(255,255,255,.4) !important;
}
.nc-step.nc-on.nc-play {
    background: var(--tc) !important;
    box-shadow: 0 0 8px var(--tc) !important;
}