:root {
    --color-4: #0ff;
    --color-8: #0f0;
    --color-16: #ff0;
    --color-32: #f0f;
    --color-rec: #f00;
    --color-stop: #666;
    --color-base: #0f0;
    --bg-dark1: #000;
    --bg-dark2: #111;
    --bg-dark3: #0a0a0a;
    --border-dark: #333;
}

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

body {
    background: var(--bg-dark1);
    color: var(--color-base);
    font-family: monospace;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px;
    min-height: 100vh;
    position: relative;
}

#header {
    width: 100%;
    max-width: 1400px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

h1 { font-size: 24px; }

#header-controls { display: flex; gap: 5px; align-items: center; }

#header-controls button {
    font-size: 11px;
    padding: 8px 12px;
    opacity: 0.7;
    border-radius: 6px;
}

#header-controls button:hover { opacity: 1; }

#showSettings {
    font-size: 16px !important;
    padding: 8px 10px !important;
}

#master {
    margin: 20px 0;
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
    justify-content: center;
}

button {
    background: var(--bg-dark2);
    color: var(--color-base);
    border: 2px solid var(--color-base);
    padding: 10px 20px;
    cursor: pointer;
    font-family: monospace;
    font-size: 14px;
    transition: all 0.1s;
    border-radius: 8px;
}

button:hover { background: var(--color-base); color: var(--bg-dark1); }
button:active { transform: scale(0.95); }
button:disabled { opacity: 0.3; cursor: not-allowed; }

/* -- Gestion des couleurs par variable -- */
button.add-4 { --loop-color: var(--color-4); }
button.add-8 { --loop-color: var(--color-8); }
button.add-16 { --loop-color: var(--color-16); }
button.add-32 { --loop-color: var(--color-32); }

button.addLoop {
    border-color: var(--loop-color);
    color: var(--loop-color);
}
button.addLoop:hover {
    background: var(--loop-color);
    color: var(--bg-dark1);
}

#loops {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 15px;
    width: 100%;
    max-width: 1400px;
}

.loop {
    background: var(--bg-dark2);
    border: 2px solid var(--border-dark);
    padding: 15px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    align-items: center;
    border-radius: 12px;
    transition: border-color 0.2s, box-shadow 0.2s;
    position: relative;
    margin-top: 10px;
}

/* -- Gestion des couleurs de boucle par variable -- */
.loop.beats-4 { --loop-color: var(--color-4); }
.loop.beats-8 { --loop-color: var(--color-8); }
.loop.beats-16 { --loop-color: var(--color-16); }
.loop.beats-32 { --loop-color: var(--color-32); }

.loop { border-color: var(--loop-color); }
.loop.recording { border-color: var(--color-rec); }
.loop.playing {
    border-color: var(--loop-color);
    box-shadow: 0 0 10px var(--loop-color);
}
.loop.stopped { border-color: var(--color-stop); }
/* -- Fin gestion des couleurs -- */


.loop canvas {
    width: 200px;
    height: 200px;
    cursor: pointer;
    border-radius: 50%;
    background: var(--bg-dark1);
    box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.8), 0 0 10px rgba(0, 255, 0, 0.1);
}

.loop.recording canvas {
    box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.8), 0 0 15px rgba(255, 0, 0, 0.3);
}

.loop.playing canvas {
    box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.8), 0 0 15px rgba(0, 255, 0, 0.2);
}

.loop-header {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    font-size: 12px;
    width: 100%;
    position: relative;
    font-weight: bold;
    padding-left: 5px;
}

.loop-info {
    display: flex;
    justify-content: space-between;
    font-size: 20px;
    width: 100%;
    gap: 10px;
    align-items: center;
}

.delete-cross {
    position: absolute;
    top: -12px;
    right: -12px;
    width: 24px;
    height: 24px;
    padding: 0;
    background: transparent;
    border: none;
    color: var(--border-dark);
    font-size: 20px;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    font-weight: bold;
    border-radius: 50%;
}

.delete-cross:hover {
    background: transparent;
    color: var(--color-rec);
    transform: rotate(90deg) scale(1.2);
}

.delete-cross:active {
    transform: rotate(90deg) scale(0.95);
}

.loop-controls {
    display: flex;
    gap: 5px;
    width: 100%;
}

.loop-controls button {
    flex: 1;
    padding: 8px;
    font-size: 12px;
    border-radius: 6px;
}

/* Boutons grisés quand loop vide */
.loop.empty .fx,
.loop.empty .vol-slider,
.loop.empty .volume-icon,
.loop.empty .vol-percent {
    opacity: 0.3;
}

.loop.empty .fx {
    cursor: not-allowed;
}

input[type="range"] {
    width: 100%;
    accent-color: var(--color-base);
}

.offset-slider {
    -webkit-appearance: none;
    appearance: none;
    height: 6px;
    background: var(--bg-dark1);
    outline: none;
    border-radius: 3px;
}

.offset-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    background: var(--color-base);
    cursor: pointer;
    border-radius: 50%;
    box-shadow: 0 0 4px rgba(0, 255, 0, 0.5);
}

.offset-slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: var(--color-base);
    cursor: pointer;
    border: none;
    border-radius: 50%;
    box-shadow: 0 0 4px rgba(0, 255, 0, 0.5);
}

.offset-slider:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.offset-slider:disabled::-webkit-slider-thumb {
    cursor: not-allowed;
}

.offset-slider:disabled::-moz-range-thumb {
    cursor: not-allowed;
}

/* Modal Settings */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    align-items: flex-start;
    justify-content: flex-end;
    padding: 70px 20px 20px 20px;
}

.modal.open {
    display: flex;
}

.modal-content {
    background: var(--bg-dark2);
    border: 2px solid var(--color-base);
    border-radius: 12px;
    padding: 20px;
    min-width: 400px;
    max-width: 600px;
    box-shadow: 0 4px 20px rgba(0, 255, 0, 0.3);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.modal-header h2 {
    font-size: 18px;
    color: var(--color-base);
    margin: 0;
}

.modal-close {
    background: transparent;
    border: none;
    color: var(--color-stop);
    font-size: 24px;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    transition: all 0.2s;
}

.modal-close:hover {
    color: var(--color-rec);
    transform: rotate(90deg);
}

.modal-body {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.setting-group {
    display: flex;
    gap: 10px;
    align-items: center;
}

.setting-group label {
    min-width: 80px;
    color: var(--color-base);
}

.setting-group input[type="number"] {
    background: var(--bg-dark1);
    border: 1px solid var(--color-base);
    color: var(--color-base);
    padding: 5px 10px;
    font-family: monospace;
    font-size: 14px;
    width: 80px;
    border-radius: 4px;
}

.setting-group input[type="range"] {
    -webkit-appearance: none;
    appearance: none;
    height: 6px;
    background: linear-gradient(to right, var(--color-base) 0%, var(--color-base) 40%, var(--border-dark) 40%, var(--border-dark) 100%);
    outline: none;
    border-radius: 3px;
    width: 150px;
    cursor: pointer;
}

.setting-group input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 16px;
    background: var(--color-base);
    cursor: pointer;
    border-radius: 50%;
    box-shadow: 0 0 5px rgba(0, 255, 0, 0.5);
}

.setting-group input[type="range"]::-moz-range-thumb {
    width: 16px;
    height: 16px;
    background: var(--color-base);
    cursor: pointer;
    border: none;
    border-radius: 50%;
    box-shadow: 0 0 5px rgba(0, 255, 0, 0.5);
}

/* Metronome Bar */
#metronome-bar {
    display: flex;
    gap: 10px;
    align-items: center;
    justify-content: center;
    margin: 15px 0;
    padding: 12px 20px;
    background: var(--bg-dark2);
    border: 2px solid var(--border-dark);
    border-radius: 10px;
    max-width: 1400px;
    width: 100%;
}

#metronome-bar > span:first-child {
    font-size: 11px;
    color: var(--color-stop);
    letter-spacing: 1px;
}

#metronome-bar .volume-icon {
    margin-left: 0;
}

#metronome-bar input[type="range"] {
    width: 120px;
}

#metronome-bar #metronomeVolDisplay {
    font-size: 11px;
    color: var(--color-stop);
    min-width: 35px;
}

#metronome-bar #latencyInput {
    -webkit-appearance: none;
    appearance: none;
    height: 6px;
    background: linear-gradient(to right, var(--color-base) 0%, var(--color-base) 40%, var(--border-dark) 40%, var(--border-dark) 100%);
    outline: none;
    border-radius: 3px;
    width: 150px;
    cursor: pointer;
}

#metronome-bar #latencyInput::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 16px;
    background: var(--color-base);
    cursor: pointer;
    border-radius: 50%;
    box-shadow: 0 0 5px rgba(0, 255, 0, 0.5);
}

#metronome-bar #latencyInput::-moz-range-thumb {
    width: 16px;
    height: 16px;
    background: var(--color-base);
    cursor: pointer;
    border: none;
    border-radius: 50%;
    box-shadow: 0 0 5px rgba(0, 255, 0, 0.5);
}

#metronome-bar #autoCalibrate {
    font-size: 11px;
    padding: 6px 10px;
    background: var(--bg-dark2);
    border: 1px solid var(--color-base);
}

#metronome-bar #autoCalibrate:hover {
    background: var(--color-base);
    color: var(--bg-dark1);
}

.add-buttons {
    display: flex;
    gap: 5px;
}

/* Volume plus compact et discret */
.loop-info .volume-icon {
    color: var(--color-base);
    font-size: 16px;
}

.loop-info .vol-slider {
    height: 4px;
}

.loop-info .vol-percent {
    font-size: 12px;
	color: var(--color-stop);
    min-width: 40px;
}

.loop-info span {
    font-size: 11px;
}

.fx-panel {
    display: none;
    background: var(--bg-dark3);
    border: 1px solid var(--color-base);
    padding: 10px;
    margin-top: 5px;
    width: 100%;
    border-radius: 8px;
}

.fx-panel.open {
    display: block;
}

.fx-control {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
    font-size: 11px;
}

.fx-control label {
    min-width: 70px;
    color: var(--color-base);
}

.fx-control input[type="range"] {
    flex: 1;
}

.fx-control input[type="checkbox"] {
    accent-color: var(--color-base);
}

.fx-control select {
    background: var(--bg-dark2);
    color: var(--color-base);
    border: 1px solid var(--color-base);
    padding: 2px 5px;
    font-family: monospace;
    font-size: 11px;
    border-radius: 4px;
}

.fx-control span {
    min-width: 50px;
    text-align: right;
    color: var(--color-stop);
}

.pattern-control {
    display: flex;
    gap: 3px;
    width: 100%;
    justify-content: center;
    align-items: center;
    padding: 5px 0;
}

.pattern-step {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    background: var(--bg-dark1);
    border: 1px solid #222;
    color: var(--border-dark);
    font-size: 9px;
    transition: all 0.15s;
    border-radius: 3px;
}

/* Step inactif (OFF) - reste noir */
.pattern-step:hover {
    border-color: #444;
    color: #555;
}

/* Step actif (ON) mais pas en train de jouer - vert très sombre et discret */
.pattern-step.active {
    background: #0a5a0a;
    color: #1a1d1a;
    border-color: #1a7d1a;
}

.pattern-step.active:hover {
    border-color: #2aad2a;
    color: #2aad2a;
}

/* Slot courant mais OFF - gris clair pour indiquer la position */
.pattern-step.playing {
    border-color: var(--color-stop);
    color: var(--color-stop);
    background: #1a1a1a;
}

/* Step actif ET en train de jouer - vert vif */
.pattern-step.active.playing {
    background: #0d0;
    color: var(--bg-dark1);
    border-color: var(--color-base);
    box-shadow: 0 0 12px rgba(0, 255, 0, 0.8);
    /*transform: scale(1.1);*/
}