/* Reset et base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #8c52ff;
    --secondary-color: #4907bbe4;
    --accent-color: #f093fb;
    --success-color: #00bf63;
    --warning-color: #4907bbe4;
    --danger-color: #ff6b6b;
    --dark-color: #2c3e50;
    --light-color: #ecf0f1;
    --white: #ffffff;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    --gray-600: #6c757d;
    --gray-700: #495057;
    --gray-800: #343a40;
    --gray-900: #212529;
    
    --border-radius: 8px;
    --box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--success-color) 100%);
    min-height: 100vh;
    color: var(--dark-color);
    line-height: 1.6;
}

.app-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Header */
.app-header {
    text-align: center;
    margin-bottom: 40px;
    color: var(--white);
}

.app-header h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.app-header p {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* Main Content */
.main-content {
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 30px;
    margin-bottom: 20px;
}

/* Sections */
section {
    margin-bottom: 40px;
    padding-bottom: 30px;
    border-bottom: 1px solid var(--gray-200);
}

section:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

section h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--dark-color);
    font-weight: 600;
}

/* Transport Controls */
.transport-section {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
    position: sticky;
    bottom: 0;
    z-index: 100;
}

.transport-controls {
    display: flex;
    flex-direction: row;
    gap: 15px;
    
}

.transport-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: var(--border-radius);
    background: var(--primary-color);
    color: var(--white);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.transport-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.transport-btn:active {
    transform: translateY(0);
}

.transport-btn.active {
    background: var(--success-color);
}

.transport-btn.loop-btn.active {
    background: var(--warning-color);
}

.btn-icon {
    font-size: 1.2rem;
}

/* Tempo Control */
.tempo-control {
    display: flex;
    align-items: center;
    gap: 15px;
    flex-wrap: wrap;
}

.tempo-control label {
    font-weight: 600;
    color: var(--dark-color);
}

#tempo-slider {
    width: 150px;
    height: 6px;
    border-radius: 3px;
    background: var(--gray-300);
    outline: none;
    cursor: pointer;
}

#tempo-slider::-webkit-slider-thumb {
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

#tempo-slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

#tempo-display {
    font-weight: 700;
    color: var(--primary-color);
    min-width: 70px;
}

/* Buttons aléatoire effacer remplir*/
.pattern-btn, .action-btn {
    padding: 10px 20px;
    border: none;
    border-radius: var(--border-radius);
    background: var(--gray-200);
    color: var(--dark-color);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.pattern-btn:hover, .action-btn:hover {
    background: var(--gray-300);
    transform: translateY(-1px);
}

.action-btn {
    background: var(--success-color);
    color: var(--white);
}

.action-btn:hover {
    background: #45b7aa;
}

/* Pattern Controls */
.pattern-controls {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.pattern-info {
    display: flex;
    gap: 15px;
    align-items: center;
}

#pattern-name {
    padding: 10px 15px;
    border: 2px solid var(--gray-300);
    border-radius: var(--border-radius);
    font-size: 1rem;
    outline: none;
    transition: var(--transition);
}

#pattern-name:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

/* Grids */
.presets-grid, .songs-grid, .user-patterns-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 15px;
}

/* Cards */
.preset-card, .song-card, .user-pattern-card {
    background: var(--gray-100);
    border-radius: var(--border-radius);
    padding: 20px;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

.preset-card:hover, .song-card:hover, .user-pattern-card:hover {
    background: var(--gray-200);
    transform: translateY(-2px);
    box-shadow: var(--box-shadow);
}

.preset-card.active, .song-card.active, .user-pattern-card.active {
    border-color: var(--primary-color);
    background: rgba(102, 126, 234, 0.1);
}

.card-title {
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--dark-color);
}

.card-subtitle {
    color: var(--gray-600);
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.card-tags {
    display: flex;
    gap: 5px;
    flex-wrap: wrap;
}

.tag {
    background: var(--primary-color);
    color: var(--white);
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* Songs Filter */
.songs-filter {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
}

#songs-search, #difficulty-filter {
    padding: 10px 15px;
    border: 2px solid var(--gray-300);
    border-radius: var(--border-radius);
    font-size: 1rem;
    outline: none;
    transition: var(--transition);
}

#songs-search:focus, #difficulty-filter:focus {
    border-color: var(--primary-color);
}

#songs-search {
    flex: 1;
}

/* User Patterns Controls */
.user-patterns-controls {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
}

/* Aide */
.help-icon {
    display: inline-block;
    background-color: #e0e0e0;
    color: #555;
    border-radius: 50%;
    width: 16px;
    height: 16px;
    text-align: center;
    font-size: 11px;
    font-weight: bold;
    line-height: 16px;
    cursor: help; /* Change la souris en point d'interrogation */
    margin-left: 5px;
    vertical-align: middle;
}

/* Footer */
.app-footer {
    text-align: center;
    color: var(--white);
    opacity: 0.8;
    font-size: 0.9rem;
}

/* Animations */
@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.pulse {
    animation: pulse 0.3s ease-in-out;
}

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.loading::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--gray-300);
    border-top: 2px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.bass-note-control {
    display: flex;
    align-items: center;
    gap: 10px;
}

.bass-note-control label {
    font-weight: 600;
    color: var(--dark-color);
    white-space: nowrap;
}

#bass-note-select {
    padding: 8px 12px;
    border: 2px solid var(--gray-300);
    border-radius: var(--border-radius);
    background: var(--white);
    font-size: 1rem;
    outline: none;
    transition: var(--transition);
    min-width: 100px;
}

#bass-note-select:focus {
    border-color: var(--primary-color);
}

/* Message de chargement des banques de sons */
.audio-status {
    background: var(--primary-color);
    color: var(--white);
    padding: 8px 15px;
    border-radius: var(--border-radius);
    font-size: 1.5rem;
    text-align: center;
    margin: 10px 0;
}

.audio-status.ready {
    background: var(--success-color);
}

.audio-status.error {
    background: var(--danger-color);
}

/* Section Batterie */
.drums-section {
    background: var(--gray-300);
    border-radius: var(--border-radius);
    padding: 20px;
    margin: 20px 0;
}

.drums-controls {
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
    gap: 20px;
}

.drums-toggle {
    display: flex;
    align-items: center;
    gap: 20px;
}

/* Switch Toggle */
.switch {
    position: relative;
    display: inline-block;
    width: 60px;
    height: 34px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--gray-600);
    transition: 0.4s;
    border-radius: 34px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 26px;
    width: 26px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: 0.4s;
    border-radius: 50%;
}

input:checked + .slider {
    background-color: var(--success-color);
}

input:checked + .slider:before {
    transform: translateX(26px);
}

/* Volume Controls */
/* Remplace totalement l'ancien .drums-volume par ça : */
.drums-volume {
    display: flex;
    flex-wrap: wrap; /* Autorise le passage à la ligne proprement */
    gap: 20px;
    align-items: center;
}

/* Modifie ton .volume-control existant pour qu'il ressemble à ça : */
.volume-control {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1; /* Permet aux curseurs de prendre la place disponible */
    min-width: 250px; /* Évite qu'ils ne soient trop écrasés sur mobile */
}

.volume-control label {
    min-width: 100px;
    font-weight: 600;
}

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

.volume-value {
    min-width: 40px;
    font-weight: 700;
    color: var(--primary-color);
}

/* Drums Info */
.drums-info {
    background: var(--white);
    padding: 15px;
    border-radius: var(--border-radius);
    border-left: 4px solid var(--primary-color);
}

.drums-info p {
    margin: 5px 0;
    font-size: 0.9rem;
}

/* Style de la section Basse */
.bass-section {
    background: var(--gray-200);;
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 4px 6px rgba(13, 12, 12, 0.05);
}

.bass-controls {
    display: flex;
    flex-wrap: wrap; /* Le top pour le mobile : passe à la ligne si besoin */
    gap: 30px; /* Espace généreux entre la tonalité et le volume */
    align-items: center;
    margin-top: 15px;
}

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

.styled-select {
    padding: 5px 10px;
    border-radius: 5px;
    border: 2px solid #080808;
    font-size: 1rem;
    cursor: pointer;
}