*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--bg:#0f1117;--bg2:#1a1d27;--bg3:#242736;--border:#2e3147;--text:#e8eaf6;--text2:#9da5c7;--text3:#5c647d;--primary:#7c6aff;--primary-h:#9480ff;--danger:#ef4444;--danger-h:#f87171;--success:#22c55e;--radius:8px;--mono:"JetBrains Mono", "Fira Code", monospace;--font:"Inter", system-ui, sans-serif}body{font-family:var(--font);background:var(--bg);color:var(--text);height:100vh;font-size:14px;line-height:1.5;overflow:hidden}#root{flex-direction:column;height:100vh;display:flex}.loading-screen{height:100vh;color:var(--text3);justify-content:center;align-items:center;display:flex}.login-page{background:var(--bg);justify-content:center;align-items:center;height:100vh;display:flex}.login-card{background:var(--bg2);border:1px solid var(--border);text-align:center;border-radius:16px;flex-direction:column;align-items:center;gap:24px;width:360px;padding:48px 40px;display:flex}.login-logo{letter-spacing:-.5px;color:var(--text);font-size:28px;font-weight:700}.login-logo span{color:var(--primary)}.login-desc{color:var(--text3);font-size:13px;line-height:1.6}.login-error{color:var(--danger);background:#ef444414;border:1px solid #ef444433;border-radius:6px;width:100%;padding:8px 12px;font-size:12px}.btn-github{background:var(--text);color:#0f1117;border-radius:var(--radius);width:100%;font-size:14px;font-weight:600;font-family:var(--font);cursor:pointer;border:none;justify-content:center;align-items:center;gap:8px;padding:11px 20px;text-decoration:none;transition:opacity .15s;display:flex}.btn-github:hover{opacity:.88}.admin-layout{flex-direction:column;height:100vh;display:flex;overflow:hidden}.admin-header{border-bottom:1px solid var(--border);background:var(--bg2);flex-shrink:0;align-items:center;gap:12px;height:52px;padding:0 20px;display:flex}.admin-logo{color:var(--text);letter-spacing:-.3px;font-size:15px;font-weight:700}.admin-logo span{color:var(--primary)}.header-spacer{flex:1}.user-info{color:var(--text2);align-items:center;gap:8px;font-size:13px;display:flex}.user-avatar{border:1px solid var(--border);border-radius:50%;width:26px;height:26px}.btn-logout{border:1px solid var(--border);color:var(--text2);font-size:12px;font-family:var(--font);cursor:pointer;background:0 0;border-radius:6px;padding:5px 12px;transition:color .15s,border-color .15s}.btn-logout:hover{color:var(--danger);border-color:var(--danger)}.admin-body{flex:1;display:flex;overflow:hidden}.sidebar{border-right:1px solid var(--border);background:var(--bg2);flex-direction:column;flex-shrink:0;width:220px;display:flex;overflow:hidden}.sidebar-header{letter-spacing:.06em;color:var(--text3);text-transform:uppercase;justify-content:space-between;align-items:center;padding:14px 16px 10px;font-size:11px;font-weight:600;display:flex}.btn-icon{border:1px solid var(--border);width:24px;height:24px;color:var(--text2);cursor:pointer;background:0 0;border-radius:5px;justify-content:center;align-items:center;transition:color .15s,border-color .15s,background .15s;display:flex}.btn-icon:hover{background:var(--bg3);color:var(--text)}.btn-icon.active{background:var(--primary);border-color:var(--primary);color:#fff}.skill-list{flex:1;padding:4px 8px 12px;overflow-y:auto}.skill-item{cursor:pointer;color:var(--text2);border-radius:6px;align-items:center;gap:7px;padding:7px 8px;font-size:13px;transition:background .12s,color .12s;display:flex}.skill-item:hover{background:var(--bg3);color:var(--text)}.skill-item.selected{color:var(--primary);background:#7c6aff26}.skill-item-name{text-overflow:ellipsis;white-space:nowrap;flex:1;overflow:hidden}.sidebar-loading{color:var(--text3);text-align:center;padding:16px;font-size:13px}.main-content{flex:1;display:flex;overflow:hidden}.empty-state{color:var(--text3);flex-direction:column;flex:1;justify-content:center;align-items:center;gap:12px;display:flex}.empty-state-icon{opacity:.4;font-size:40px}.empty-state p{font-size:14px}.file-tree{border-right:1px solid var(--border);background:var(--bg2);flex-direction:column;flex-shrink:0;width:200px;display:flex;overflow:hidden}.file-tree-header{letter-spacing:.06em;color:var(--text3);text-transform:uppercase;justify-content:space-between;align-items:center;gap:8px;padding:12px 14px 8px;font-size:11px;font-weight:600;display:flex}.skill-name-badge{color:var(--text);text-transform:none;letter-spacing:0;text-overflow:ellipsis;white-space:nowrap;font-size:12px;font-weight:600;overflow:hidden}.file-list{flex:1;padding:4px 8px 12px;overflow-y:auto}.file-item{cursor:pointer;color:var(--text2);font-size:12px;font-family:var(--mono);border-radius:5px;align-items:center;gap:6px;padding:6px 8px;transition:background .1s,color .1s;display:flex}.file-item:hover{background:var(--bg3);color:var(--text)}.file-item.selected{color:var(--primary);background:#7c6aff1f}.file-item-name{text-overflow:ellipsis;white-space:nowrap;flex:1;overflow:hidden}.file-delete-btn{opacity:0;color:var(--danger);cursor:pointer;font-size:11px;font-family:var(--font);background:0 0;border:none;border-radius:3px;flex-shrink:0;padding:2px 4px;transition:opacity .1s,background .1s}.file-item:hover .file-delete-btn{opacity:1}.file-delete-btn:hover{background:#ef44441f}.delete-skill-btn{color:var(--danger);font-size:12px;font-family:var(--font);cursor:pointer;background:0 0;border:1px solid #ef44444d;border-radius:6px;justify-content:center;align-items:center;gap:6px;margin:8px;padding:7px 10px;transition:background .15s,border-color .15s;display:flex}.delete-skill-btn:hover{border-color:var(--danger);background:#ef444414}.file-editor{flex-direction:column;flex:1;display:flex;overflow:hidden}.editor-header{border-bottom:1px solid var(--border);background:var(--bg2);flex-shrink:0;align-items:center;gap:10px;padding:10px 16px;display:flex}.editor-path{font-family:var(--mono);color:var(--text2);text-overflow:ellipsis;white-space:nowrap;flex:1;font-size:12px;overflow:hidden}.editor-actions{align-items:center;gap:6px;display:flex}.btn-primary{background:var(--primary);color:#fff;font-size:13px;font-weight:500;font-family:var(--font);cursor:pointer;border:none;border-radius:6px;align-items:center;gap:5px;padding:6px 14px;transition:background .15s;display:flex}.btn-primary:hover{background:var(--primary-h)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{color:var(--text2);border:1px solid var(--border);font-size:13px;font-family:var(--font);cursor:pointer;background:0 0;border-radius:6px;padding:6px 12px;transition:background .15s,color .15s}.btn-secondary:hover{background:var(--bg3);color:var(--text)}.editor-status{color:var(--success);font-size:12px}.editor-status.error{color:var(--danger)}.editor-body{flex:1;position:relative;overflow:hidden}.code-textarea{background:var(--bg);width:100%;height:100%;color:var(--text);font-family:var(--mono);resize:none;tab-size:2;border:none;outline:none;padding:16px 20px;font-size:13px;line-height:1.7}.editor-loading{height:100%;color:var(--text3);justify-content:center;align-items:center;font-size:13px;display:flex}.upload-panel{flex-direction:column;flex:1;display:flex;overflow:hidden}.upload-header{border-bottom:1px solid var(--border);background:var(--bg2);flex-shrink:0;align-items:center;gap:10px;padding:10px 16px;display:flex}.upload-title{color:var(--text);flex:1;font-size:14px;font-weight:600}.upload-body{flex-direction:column;flex:1;gap:20px;max-width:640px;padding:24px;display:flex;overflow-y:auto}.form-group{flex-direction:column;gap:6px;display:flex}.form-label{color:var(--text2);font-size:12px;font-weight:500}.form-input{background:var(--bg3);border:1px solid var(--border);color:var(--text);font-size:13px;font-family:var(--font);border-radius:6px;outline:none;padding:8px 12px;transition:border-color .15s}.form-input:focus{border-color:var(--primary)}.drop-zone{border:2px dashed var(--border);text-align:center;cursor:pointer;color:var(--text3);border-radius:10px;flex-direction:column;align-items:center;gap:10px;padding:32px;font-size:13px;transition:border-color .15s,background .15s;display:flex}.drop-zone:hover,.drop-zone.dragover{border-color:var(--primary);color:var(--text2);background:#7c6aff0a}.drop-zone input{display:none}.file-preview{background:var(--bg3);border:1px solid var(--border);border-radius:8px;max-height:200px;padding:12px 16px;overflow-y:auto}.file-preview-item{font-family:var(--mono);color:var(--text2);padding:2px 0;font-size:11px}.form-check{color:var(--text2);cursor:pointer;align-items:center;gap:8px;font-size:13px;display:flex}.upload-error{color:var(--danger);background:#ef444414;border:1px solid #ef444433;border-radius:6px;padding:10px 14px;font-size:13px}::-webkit-scrollbar{width:5px;height:5px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text3)}