.practice-container{max-width:320px;margin:0 auto;padding:15px;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border-radius:16px;box-shadow:0 8px 32px rgba(102,126,234,0.3);font-family:'Segoe UI',Tahoma,Geneva,Verdana,sans-serif;border:1px solid rgba(255,255,255,0.2)}.practice-container.akor-theme{background:linear-gradient(135deg,#ff6b6b 0%,#4ecdc4 50%,#45b7d1 100%);box-shadow:0 8px 32px rgba(255,107,107,0.3)}.practice-container.pentatonik-theme{background:linear-gradient(135deg,#a8edea 0%,#fed6e3 100%);box-shadow:0 8px 32px rgba(168,237,234,0.3)}.practice-header{text-align:center;margin-bottom:15px;color:white}.practice-header h3{font-size:1.15rem;margin-bottom:5px;text-shadow:0 2px 4px rgba(0,0,0,0.3)}.practice-header p{font-size:0.8rem;margin:0;opacity:0.9;line-height:1.3}.practice-filters{display:flex;flex-wrap:nowrap;gap:6px;margin-bottom:15px;justify-content:flex-start;overflow-x:scroll;padding-bottom:5px;scrollbar-width:thin;scrollbar-color:rgba(255,255,255,0.3) transparent}.practice-filters::-webkit-scrollbar{height:4px}.practice-filters::-webkit-scrollbar-track{background:transparent}.practice-filters::-webkit-scrollbar-thumb{background:rgba(255,255,255,0.3);border-radius:2px}.practice-filters::-webkit-scrollbar-thumb:hover{background:rgba(255,255,255,0.5)}.practice-filter-btn{padding:8px 4px;font-size:0.8rem;font-weight:500;border:none;border-radius:8px;background:rgba(255,255,255,0.2);color:white;cursor:pointer;transition:all 0.3s ease;border:1px solid rgba(255,255,255,0.3);min-width:80px;text-align:center;white-space:nowrap}.practice-filters .practice-filter-btn:hover{background:rgba(255,255,255,0.3);transform:translateY(-1px)}.practice-filter-btn.active{background:rgba(255,255,255,0.9);color:#667eea;box-shadow:0 2px 8px rgba(255,255,255,0.3)}.practice-notes-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.note-card{aspect-ratio:1;background:rgba(255,255,255,0.9);border-radius:8px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all 0.3s ease;border:1px solid rgba(255,255,255,0.5);box-shadow:0 2px 4px rgba(0,0,0,0.1)}.note-card:hover{background:rgba(255,255,255,1);transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,0,0,0.2)}.note-content{text-align:center}.note-name{font-size:1rem;font-weight:bold;color:#333;margin-bottom:2px}.practice-info{font-size:0.6rem;color:#666;opacity:0.8}.practice-result{background:rgba(255,255,255,0.95);border-radius:12px;padding:15px;margin-top:15px;box-shadow:0 4px 16px rgba(0,0,0,0.1);border:1px solid rgba(255,255,255,0.7);backdrop-filter:blur(10px)}.result-text{font-size:0.9rem;line-height:1.4;color:#333}.practice-detail{display:flex;flex-direction:column;gap:8px}.practice-notes{background:linear-gradient(135deg,#667eea,#764ba2);color:white;padding:8px 12px;border-radius:8px;font-size:0.8rem;font-weight:500;box-shadow:0 2px 8px rgba(102,126,234,0.3)}.practice-description{background:linear-gradient(135deg,#f093fb,#f5576c);color:white;padding:8px 12px;border-radius:8px;font-size:0.8rem;line-height:1.3;box-shadow:0 2px 8px rgba(240,147,251,0.3)}.practice-type{background:linear-gradient(135deg,#4facfe,#00f2fe);color:white;padding:6px 10px;border-radius:6px;font-size:0.7rem;text-align:center;letter-spacing:0.5px;box-shadow:0 2px 6px rgba(79,172,254,0.3)}.triad-warning{background:linear-gradient(135deg,#ffecd2,#fcb69f);color:#8b4513;padding:8px 12px;border-radius:8px;font-size:0.8rem;margin-top:8px;border-left:4px solid #ff8c00;box-shadow:0 2px 8px rgba(255,236,210,0.4);position:relative}.triad-warning::before{content:"💡";margin-right:6px;font-size:1rem}.triad-warning::after{content:"";position:absolute;right:0;top:0;bottom:0;width:8px;background:linear-gradient(135deg,#ff8c00,#ffa500);border-radius:0 8px 8px 0}.practice-container.akor-theme .note-card.selected{background:linear-gradient(135deg,#4facfe 0%,#00f2fe 100%);box-shadow:0 8px 25px rgba(79,172,254,0.6);border:2px solid #ffffff;z-index:10;position:relative}.practice-container.pentatonik-theme .note-card.selected{background:linear-gradient(135deg,#a8edea 0%,#fed6e3 100%);box-shadow:0 8px 25px rgba(168,237,234,0.6);border:2px solid #ffffff;z-index:10;position:relative}.note-card.selected .note-name{color:#ffffff;font-weight:700;text-shadow:0 2px 4px rgba(0,0,0,0.3)}.note-card.selected .practice-info{color:#ffffff;font-weight:600}.practice-container.akor-theme .note-card.selected::before{content:"✓";position:absolute;top:-5px;right:-5px;background:#ffffff;color:#4facfe;border-radius:50%;width:20px;height:20px;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:bold;box-shadow:0 2px 8px rgba(0,0,0,0.2);z-index:11}.practice-container.pentatonik-theme .note-card.selected::before{content:"✓";position:absolute;top:-5px;right:-5px;background:#ffffff;color:#a8edea;border-radius:50%;width:20px;height:20px;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:bold;box-shadow:0 2px 8px rgba(0,0,0,0.2);z-index:11}@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%{transform:scale(1)}50%{transform:scale(1.05)}100%{transform:scale(1)}}.practice-detail{animation:fadeIn 0.3s ease-out}.practice-container.akor-theme .note-card.selected{animation:pulse 0.6s ease-in-out}.practice-container.pentatonik-theme .note-card.selected{animation:pulse 0.6s ease-in-out}.note-card:active{transform:scale(0.95)}.practice-filter-btn:active{transform:scale(0.95)}.practice-container{background:linear-gradient(135deg,#ff6b6b 0%,#4ecdc4 50%,#45b7d1 100%)}.result-text{min-height:40px;display:flex;align-items:center;justify-content:center}