:root{--primary-color: #FF5252;--primary-dark: #D32F2F;--bg-color: #F5F5F5;--card-bg: #FFFFFF;--text-color: #333333;--text-muted: #666666;--border-color: #E0E0E0;--shadow: 0 4px 6px rgba(0, 0, 0, .1);--accent-yellow: rgba(255, 255, 0, .7);--switch-bg: #ccc;--success-color: #2ECC71}body{background-color:var(--bg-color);color:var(--text-color);font-family:Segoe UI,Roboto,Helvetica,Arial,sans-serif;margin:0;padding:0;line-height:1.6;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;min-height:100vh}h1{font-family:Rockwell,Georgia,sans-serif;text-transform:uppercase;color:var(--primary-color);margin:0;font-size:1.8rem;letter-spacing:.05em;text-align:center}h2{font-size:1.2rem;color:var(--text-muted);border-bottom:2px solid var(--primary-color);display:inline-block;padding-bottom:5px;margin-top:0;margin-bottom:20px}.main-container{width:95%;max-width:1000px;margin:20px 0 40px;padding:0;display:flex;flex-direction:column;align-items:center;position:relative}header{text-align:center;margin-bottom:15px;width:100%}.header-top{display:flex;justify-content:flex-end;width:100%;margin-bottom:-40px;z-index:5}.logo{height:50px;margin-bottom:5px}main{display:flex;flex-direction:column;gap:25px;width:100%;align-items:center}.settings-container{display:grid;grid-template-columns:1fr 1fr;gap:25px;width:100%}@media (max-width: 850px){.settings-container{grid-template-columns:1fr}}.card{background:var(--card-bg);border-radius:12px;padding:30px;box-shadow:var(--shadow);border:1px solid var(--border-color);width:100%;box-sizing:border-box;text-align:center}footer{margin-top:50px;padding:25px;text-align:center;border-top:1px solid var(--border-color);color:var(--text-muted);font-size:.95rem;width:100%}.modal{display:none;position:fixed;z-index:2000;left:0;top:0;width:100%;height:100%;background-color:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);align-items:center;justify-content:center}.modal-content{background-color:#fff;padding:40px;border-radius:15px;width:90%;max-width:550px;position:relative;text-align:left;box-shadow:0 15px 35px #0006}.close-button{position:absolute;top:15px;right:25px;font-size:2rem;cursor:pointer;color:var(--text-muted)}.help-button,.icon-button{background-color:var(--primary-color);color:#fff;border:none;width:32px;height:32px;border-radius:50%;font-weight:700;font-size:1.1rem;cursor:pointer;transition:background .3s,transform .2s;display:flex;align-items:center;justify-content:center}.icon-button{background-color:transparent;color:var(--text-muted);font-size:1.5rem}.help-button:hover,.icon-button:hover{background-color:var(--primary-dark);color:#fff;transform:scale(1.1)}.input-group{display:flex;align-items:center;justify-content:center;gap:15px;margin-bottom:20px;flex-wrap:wrap}.input-group label{font-weight:700}input[type=text]{padding:12px 20px;font-size:1.3rem;border:2px solid var(--border-color);border-radius:8px;width:350px;max-width:100%;text-align:center;transition:border-color .3s,box-shadow .3s}input[type=text]:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 8px #ff525233}.mesure-info{font-style:italic;color:var(--text-muted);margin-bottom:15px}.rhythm-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;padding:25px;background:radial-gradient(circle,#fff,#f9f7f2);border-radius:12px;margin-bottom:30px;border:1px solid rgba(211,47,47,.1);box-shadow:inset 0 2px 15px #00000008;position:relative}.beat-slot{display:flex;flex-direction:column;align-items:center;gap:12px;width:65px;background:#ffffff80;padding:10px 5px;border-radius:8px;transition:transform .2s ease}.beat-slot:hover{background:#fffc;transform:translateY(-2px)}.imageFleche{height:65px;width:65px;object-fit:contain}.rhythm-label{width:100%;min-height:1.6em;font-weight:700;font-size:1rem;color:var(--text-muted);text-align:center;padding:4px 0;border-radius:4px;transition:all .15s ease}.measure-start{margin-left:25px!important;position:relative}.measure-start:before{content:"";position:absolute;left:-18px;top:5px;bottom:5px;width:2px;background-color:var(--primary-color);opacity:.3;border-radius:1px}.playback-controls{display:flex;justify-content:center;gap:40px}.playback-controls img{height:70px;cursor:pointer;transition:transform .2s,filter .2s}.playback-controls img:hover{transform:scale(1.1)}.quick-strum-palette{display:flex;justify-content:center;gap:8px;margin-bottom:10px;flex-wrap:wrap}.strum-btn{background:#fff;border:1px solid var(--border-color);border-radius:6px;padding:5px 10px;cursor:pointer;font-weight:700;transition:all .2s;display:flex;flex-direction:column;align-items:center;min-width:40px;box-shadow:0 2px 4px #0000000d}.strum-btn:hover{border-color:var(--primary-color);background:#fff5f5;transform:translateY(-2px)}.strum-btn:active{transform:translateY(0)}.strum-btn img{height:25px;width:auto;margin-bottom:2px}.strum-btn span{font-size:.7rem;color:var(--text-muted)}.settings-grid{display:inline-grid;grid-template-columns:auto auto;gap:20px;text-align:left;margin:0 auto}.setting-item{display:flex;flex-direction:column;gap:8px}.setting-item label{font-size:.95rem;font-weight:700;color:var(--text-muted)}.checkbox-item{flex-direction:row;align-items:center;gap:12px;grid-column:span 2;justify-content:center;margin-bottom:10px}select{padding:10px;border-radius:6px;border:1px solid var(--border-color);background:#fff;font-size:1rem;cursor:pointer}.metronome-layout{display:flex;flex-direction:column;gap:25px;width:100%}.tempo-row{width:100%}.metronome-row{display:flex;flex-direction:row;align-items:flex-end;justify-content:space-between;gap:20px;width:100%}.fader-group{display:flex;flex-direction:column;gap:10px;flex:1}.fader-group.full-width{max-width:100%}.fader-group label{display:flex;justify-content:space-between;align-items:center;font-weight:700;font-size:1rem;width:100%}.fader-group output{color:var(--primary-color);font-size:1.2rem}.tempo-name{font-weight:400;color:var(--text-muted);font-style:italic;font-size:.9rem}.switch-group{display:flex;flex-direction:column;align-items:center;gap:10px}.metronome-decor{height:35px;width:auto;opacity:.6}.toggle-container{display:flex;align-items:center;gap:8px}.toggle-label{font-size:.75rem;font-weight:700;color:var(--text-muted)}.switch{position:relative;display:inline-block;width:46px;height:24px}.switch input{opacity:0;width:0;height:0}.slider{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background-color:var(--switch-bg);transition:.4s;border-radius:24px}.slider:before{position:absolute;content:"";height:18px;width:18px;left:3px;bottom:3px;background-color:#fff;transition:.4s;border-radius:50%}input:checked+.slider{background-color:var(--primary-color)}input:checked+.slider:before{transform:translate(22px)}.training-toggle{margin-bottom:0;justify-content:flex-start}.training-progress-container{width:100%;height:6px;background-color:var(--border-color);border-radius:3px;margin-top:5px;overflow:hidden}.training-progress-bar{height:100%;width:0%;background-color:#4caf50;transition:width .1s linear}.training-active{color:var(--success-color)!important;text-shadow:0 0 10px rgba(46,204,113,.3)}.label-highlight{background-color:var(--primary-color)!important;color:#fff!important;font-weight:900;transform:scale(1.1)}.pulse-animation{animation:tempo-pulse .4s ease-out}@keyframes tempo-pulse{0%{transform:scale(1)}50%{transform:scale(1.3);color:var(--success-color)}to{transform:scale(1)}}.strum-base{transition:transform .1s ease,filter .1s ease}.strum-active-down{transform:translateY(5px) scale(1.1);filter:brightness(1.2)}.strum-active-up{transform:translateY(-5px) scale(1.1);filter:brightness(1.2)}.strum-force{filter:drop-shadow(0 0 8px var(--primary-color))}.beat-highlight{background-color:#ff52521a!important;box-shadow:0 0 10px #ff525233}