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var(--text-color);border-radius:4px;background:var(--background-color);color:var(--text-color);font-family:monospace;font-size:12px;resize:vertical;box-sizing:border-box;margin-bottom:15px}.import-textarea:focus{outline:none;border-color:#2196f3;box-shadow:0 0 0 2px #2196f34d}.import-dialog-buttons{display:flex;gap:10px;justify-content:flex-end}@media (max-width: 768px){.fretboard-gallery{width:280px}.gallery-toggle-btn.open{left:300px}.gallery-header{padding:10px}.gallery-title{font-size:16px}.gallery-grid{padding:10px;gap:10px}.gallery-item{padding:6px;gap:8px}.gallery-thumbnail-wrapper{width:240px;height:105px}.gallery-item-name{font-size:12px}.import-dialog{width:95%;padding:15px}.directory-tab{min-width:50px;max-width:100px;padding:5px 8px;font-size:11px}.directory-tab-add{width:24px;height:24px;font-size:14px}}.directory-tabs{border-bottom:1px solid rgba(255,255,255,.1);overflow-x:auto;overflow-y:hidden;-webkit-overflow-scrolling:touch;flex-shrink:0}.directory-tabs::-webkit-scrollbar{height:4px}.directory-tabs::-webkit-scrollbar-track{background:#ffffff0d}.directory-tabs::-webkit-scrollbar-thumb{background:#fff3;border-radius:2px}.directory-tabs::-webkit-scrollbar-thumb:hover{background:#ffffff4d}.tabs-container{display:flex;gap:4px;min-width:fit-content}.directory-tab{position:relative;display:flex;align-items:center;gap:6px;padding:6px 12px;min-width:60px;max-width:150px;background:#ffffff0d;border:1px solid transparent;border-bottom:none;border-radius:4px 4px 0 0;cursor:pointer;transition:all .2s ease;-webkit-user-select:none;user-select:none}.directory-tab:hover{background:#ffffff1a}.directory-tab.active{background:var(--background-color);border-color:#ffffff1a;border-bottom-color:var(--background-color);margin-bottom:-1px;padding-bottom:7px}.directory-tab-name{flex:1;font-size:12px;color:var(--text-color);opacity:.7;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.directory-tab.active .directory-tab-name{opacity:1;font-weight:500}.directory-tab-input{flex:1;font-size:12px;color:var(--text-color);background:var(--background-color);border:1px solid var(--text-color);border-radius:3px;padding:2px 4px;outline:none;min-width:50px}.directory-tab-input:focus{border-color:#2196f3;box-shadow:0 0 0 2px #2196f34d}.directory-tab-close{width:16px;height:16px;border-radius:2px;background:transparent;color:var(--text-color);border:none;cursor:pointer;font-size:14px;line-height:1;display:flex;align-items:center;justify-content:center;opacity:.5;transition:all .2s ease;padding:0}.directory-tab-close:hover{opacity:1;background:#c8000033;color:#ff6b6b}.directory-tab-add{display:flex;align-items:center;justify-content:center;width:28px;height:28px;margin:2px 0;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:4px;color:var(--text-color);cursor:pointer;font-size:16px;line-height:1;transition:all .2s ease;padding:0}.directory-tab-add:hover{background:#ffffff1a;border-color:#fff3}.gallery-export-btn{padding:6px 12px;background:transparent;color:#5ba3d0;border:2px solid #5ba3d0;border-radius:4px;cursor:pointer;font-size:12px;font-weight:500;white-space:nowrap;min-width:50px;transition:background-color .2s,color .2s;box-sizing:border-box;display:inline-flex;align-items:center;justify-content:center;line-height:1;margin:0;font-family:inherit}.gallery-export-btn:hover{background:#5ba3d0;color:#fff}.gallery-export-btn:active{background:#5ba3d0cc}.directory-context-menu{background:#1e1e1efa;border:1px solid rgba(255,255,255,.2);border-radius:6px;box-shadow:0 4px 12px #00000080;overflow:hidden;min-width:160px}.context-menu-item{padding:10px 16px;color:var(--text-color);cursor:pointer;transition:background .2s;font-size:14px;-webkit-user-select:none;user-select:none}.context-menu-item:hover{background:#4a90e233}.toast{position:fixed;bottom:20px;right:20px;min-width:200px;max-width:400px;padding:12px 20px;border-radius:8px;box-shadow:0 4px 12px #0000004d;z-index:10000;animation:slideIn .3s ease-out;font-size:14px;line-height:1.5;word-wrap:break-word}.toast.exiting{animation:slideOut .3s ease-in forwards}.toast-content{color:#fff;text-align:center}.toast.info{background:#2196f3f2;border-left:4px solid #2196F3}.toast.success{background:#4caf50f2;border-left:4px solid #4CAF50}.toast.error{background:#f44336f2;border-left:4px solid #F44336}.toast.warning{background:#ff9800f2;border-left:4px solid #FF9800}@keyframes slideIn{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}@keyframes slideOut{0%{transform:translate(0);opacity:1}to{transform:translate(100%);opacity:0}}@media (max-width: 768px){.toast{bottom:10px;right:10px;left:10px;max-width:none;min-width:auto}}.login-modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000bf;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:10000;animation:fadeIn .2s ease-out}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}.login-modal{background:linear-gradient(145deg,#1e1e1e,#2a2a2a);border:1px solid rgba(255,255,255,.1);border-radius:16px;padding:40px;max-width:450px;width:90%;box-shadow:0 20px 60px #00000080,0 0 0 1px #ffffff0d inset;animation:slideUp .3s ease-out}.login-modal h2{margin:0 0 8px;font-size:28px;font-weight:600;background:linear-gradient(135deg,#4a90e2,#5a9fe2);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.login-description{margin:0 0 32px;color:#aaa;font-size:14px;line-height:1.5}.form-group{margin-bottom:24px}.form-group label{display:block;margin-bottom:10px;font-weight:500;color:#e0e0e0;font-size:14px;letter-spacing:.3px}.form-group input{width:100%;padding:14px 16px;background:#ffffff0d;border:1px solid rgba(255,255,255,.15);border-radius:10px;font-size:15px;color:#fff;box-sizing:border-box;transition:all .3s ease}.form-group input::placeholder{color:#666}.form-group input:focus{outline:none;background:#ffffff14;border-color:#4a90e2;box-shadow:0 0 0 3px #4a90e226,0 0 20px #4a90e21a}.form-group input:disabled{background:#ffffff05;cursor:not-allowed;opacity:.5}.error-message{background:#f4433626;border:1px solid rgba(244,67,54,.3);color:#ff6b6b;padding:12px 16px;border-radius:8px;font-size:14px;margin-bottom:20px;display:flex;align-items:center;gap:8px;animation:shake .3s ease}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-5px)}75%{transform:translate(5px)}}.error-message:before{content:"⚠";font-size:16px}.button-group{display:flex;gap:12px;margin-top:8px}.btn-primary{flex:1;padding:14px 28px;background:linear-gradient(135deg,#4a90e2,#357abd);color:#fff;border:none;border-radius:10px;font-size:16px;font-weight:600;cursor:pointer;transition:all .3s ease;position:relative;overflow:hidden;box-shadow:0 4px 15px #4a90e24d;display:flex;align-items:center;justify-content:center;text-align:center}.btn-primary:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s ease}.btn-primary:hover:not(:disabled):before{left:100%}.btn-primary:hover:not(:disabled){background:linear-gradient(135deg,#357abd,#4a90e2);transform:translateY(-2px);box-shadow:0 6px 20px #4a90e266}.btn-primary:active:not(:disabled){transform:translateY(0)}.btn-primary:disabled{background:#ffffff1a;cursor:not-allowed;box-shadow:none;opacity:.5}.login-note{margin-top:24px;padding-top:24px;border-top:1px solid rgba(255,255,255,.1)}.login-note p{margin:0;font-size:13px;color:#888;display:flex;align-items:center;gap:6px}.login-note p:before{content:"ℹ";font-size:14px;color:#4a90e2}.close-button{position:absolute;top:16px;right:16px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);width:36px;height:36px;border-radius:8px;font-size:24px;cursor:pointer;color:#999;display:flex;align-items:center;justify-content:center;transition:all .2s ease;padding:0;line-height:1}.close-button:hover{background:#ffffff1a;border-color:#fff3;color:#fff;transform:rotate(90deg)}