body{font-family:Segoe UI,sans-serif;background-color:#f3f4f6;margin:0;padding:0}body{font-family:Segoe UI,sans-serif;background-color:#020617;color:#e5e7eb;margin:0;padding:0}.container{box-sizing:border-box;padding:0}img{width:50px;height:auto}.heading{text-align:center;color:#f9fafb;margin-bottom:1.5rem}.headingContainer{display:flex;justify-content:center;gap:15px}.input-grp{display:flex;justify-content:center;margin-bottom:1rem}.input-box{font-size:1rem;outline:none;align-items:center;margin-right:.5rem;padding:.55rem .75rem;width:250px;border-radius:7px;border:1px solid #4b5563;background-color:#020617;color:#e5e7eb;box-shadow:none}.input-box::placeholder{color:#6b7280}.input-box:focus{border-color:#6b7280;box-shadow:none}.fetch-btn{padding:.5rem;font-size:1rem;background-color:#3b82f6;color:#f9fafb;border:none;border-radius:7px;cursor:pointer;transition:background-color .15s ease-in-out;box-shadow:none}.fetch-btn:hover{background-color:#2563eb}.fetch-btn:active{background-color:#1d4ed8}.problems-list{padding:0;margin:0;max-width:1000px;align-items:center;margin:2rem auto}.problem-card{display:flex;justify-content:space-between;align-items:center;background-color:#020617;padding:1rem;margin-bottom:1rem;border-radius:6px;box-shadow:0 4px 10px #0009;border:1px solid #1f2933;transition:background-color .15s ease,border-color .15s ease;list-style-type:none}.problem-card:hover{background-color:#02041b;border-color:#374151}.problem-card a{text-decoration:none;color:#e5e7eb;font-weight:700;letter-spacing:.01em}.problem-card small{display:block;color:#9ca3af;margin-top:.4rem}.sync-btn{margin-left:77.5%;padding:.5rem;font-size:1rem;background-color:#10b981;color:#022c22;border:none;border-radius:7px;cursor:pointer;font-weight:600;transition:background-color .15s ease-in-out;box-shadow:none}.sync-btn:hover{background-color:#059669}.sync-btn:active{background-color:#047857}.loading{display:flex;justify-content:center;font-size:17px;color:#e5e7eb}.circle{width:25px;height:25px;border-radius:50%;margin-left:10px;cursor:pointer}.circle.grey{background-color:#4b5563}.circle.green{background-color:#22c55e}.tooltip-container{position:relative;display:inline-block}.tooltip-text{visibility:hidden;background-color:#020617;color:#e5e7eb;padding:6px 8px;border-radius:4px;font-size:12px;position:absolute;top:35px;left:50%;transform:translate(-50%);white-space:nowrap;z-index:10;opacity:0;transition:opacity .15s ease-in-out;border:1px solid #374151;box-shadow:0 4px 10px #000000b3}.tooltip-container:hover .tooltip-text{visibility:visible;opacity:1}.custom-tooltip{padding:8px;margin:0;background:#000;border-radius:7px;color:#fff;opacity:83%}.custom-tooltip p{padding:0;margin:0}.Accepted{color:#54de54}.Wrong{color:#c93737}.bar-chart{display:flex;justify-content:center}.tags-chart{display:flex;justify-content:center;margin-left:300px}.notes-page{max-width:960px;margin:2.5rem auto;padding:1.75rem 1.5rem 2.5rem;background-color:#020617;border-radius:16px;box-shadow:0 4px 14px #000c;border:1px solid #111827;color:#e5e7eb;box-sizing:border-box}.notes-header{margin-bottom:1.75rem;text-align:left}.notes-title{margin:0;font-size:1.8rem;color:#f9fafb;letter-spacing:.02em}.notes-subtitle{margin-top:.5rem;margin-bottom:0;color:#9ca3af;font-size:.95rem}.notes-section{margin-top:2rem;padding-top:.75rem;border-top:1px solid rgba(31,41,55,.9)}.notes-section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:.75rem}.notes-section-title{margin:0;font-size:1.15rem;color:#e5e7eb;letter-spacing:.015em}.notes-input-row{display:flex;gap:.6rem;align-items:center;margin-bottom:1rem}.notes-input{flex:1;padding:.55rem .75rem;border-radius:7px;border:1px solid #4b5563;background-color:#020617;color:#e5e7eb;font-size:.95rem;outline:none;box-shadow:0 0 0 1px #0f172a99}.notes-input::placeholder{color:#6b7280}.notes-input:focus{border-color:#6b7280;box-shadow:none}.notes-add-btn{padding:.5rem .9rem;border-radius:7px;border:none;cursor:pointer;font-size:.95rem;font-weight:600;background-color:#3b82f6;color:#f9fafb;box-shadow:none;transition:background-color .15s ease-in-out}.notes-add-btn:hover{background-color:#2563eb}.notes-add-btn:active{background-color:#1d4ed8}.notes-list{list-style-type:none;padding:0;margin:0}.notes-item{background-color:#020617;border-radius:10px;padding:.85rem .85rem .65rem;margin-bottom:.75rem;border:1px solid #1f2933;box-shadow:0 4px 10px #0009;transition:background-color .15s ease,border-color .15s ease}.notes-item:hover{background-color:#02041b;border-color:#374151}.notes-item-main{display:flex;align-items:center;justify-content:space-between;gap:.75rem}.notes-problem-id{font-weight:600;color:#e5e7eb;letter-spacing:.01em;font-size:.98rem}.notes-problem-link{text-decoration:none;position:relative}.notes-problem-link:after{content:"";position:absolute;left:0;bottom:-2px;width:100%;height:1px;background-color:#6366f1;opacity:0;transform:scaleX(.85);transform-origin:left;transition:opacity .16s ease,transform .16s ease}.notes-problem-link:hover:after{opacity:1;transform:scaleX(1)}.notes-actions{display:flex;align-items:center;gap:.4rem}.icon-btn{width:2rem;height:2rem;border-radius:999px;border:1px solid #4b5563;background-color:#020617;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;color:#e5e7eb;font-size:.9rem;padding:0;transition:background-color .15s ease,border-color .15s ease}.icon-btn:hover{background-color:#111827;border-color:#6b7280}.notes-icon:hover{background-color:#1f2937;border-color:#3b82f6}.delete-icon{color:#fecaca}.delete-icon:hover{background-color:#1f2937;border-color:#ef4444}.notes-textarea{width:100%;margin-top:.65rem;border-radius:8px;border:1px solid #4b5563;background-color:#020617;color:#e5e7eb;padding:.6rem .7rem;font-size:.92rem;min-height:70px;resize:vertical;box-sizing:border-box;font-family:inherit}.notes-textarea::placeholder{color:#6b7280}.notes-textarea:focus{outline:none;border-color:#6b7280;box-shadow:none}@media (max-width: 640px){.notes-page{margin:1.5rem .75rem 2rem;padding:1.25rem 1rem 1.75rem}.notes-item-main{flex-direction:column;align-items:flex-start}.notes-actions{align-self:flex-end}}.containerHeader{display:flex;flex-direction:row;justify-content:space-between;margin:10px}.links{display:flex;justify-content:start;gap:10px;margin-left:40px}.navLink{text-decoration:none;color:#fff;font-size:18px;padding:7px 5px;display:inline-block}.active-link{background-color:#3e3c3c;border-radius:10px}