@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Fira+Code:wght@400;500&display=swap";:root{--bg-main: #0b0c10;--bg-secondary: #1a1c23;--bg-tertiary: #252830;--text-main: #e2e8f0;--text-secondary: #94a3b8;--text-muted: #64748b;--accent-primary: #3b82f6;--accent-hover: #2563eb;--accent-glow: rgba(59, 130, 246, .5);--success: #10b981;--warning: #f59e0b;--error: #ef4444;--border-color: rgba(255, 255, 255, .1);--border-highlight: rgba(255, 255, 255, .2);--font-sans: "Inter", system-ui, -apple-system, sans-serif;--font-mono: "Fira Code", monospace}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background-color:var(--bg-main);color:var(--text-main);line-height:1.5;-webkit-font-smoothing:antialiased}.glass-panel{background:#1a1c23b3;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--border-color);border-radius:12px;box-shadow:0 4px 6px -1px #0000001a,0 2px 4px -1px #0000000f}.glass-header{background:#0b0c10cc;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border-color)}a{color:var(--accent-primary);text-decoration:none;transition:color .2s ease}a:hover{color:var(--accent-hover)}button{cursor:pointer;font-family:var(--font-sans)}.btn-primary{background-color:var(--accent-primary);color:#fff;border:none;padding:10px 20px;border-radius:8px;font-weight:500;transition:all .2s ease;box-shadow:0 0 15px transparent}.btn-primary:hover{background-color:var(--accent-hover);box-shadow:0 0 15px var(--accent-glow);transform:translateY(-1px)}.btn-secondary{background-color:transparent;color:var(--text-main);border:1px solid var(--border-color);padding:10px 20px;border-radius:8px;font-weight:500;transition:all .2s ease}.btn-secondary:hover{background-color:var(--bg-tertiary);border-color:var(--border-highlight)}.input-field{width:100%;padding:12px 16px;background-color:var(--bg-main);border:1px solid var(--border-color);border-radius:8px;color:var(--text-main);font-family:var(--font-sans);transition:all .2s ease}.input-field:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 2px var(--accent-glow)}.input-field::placeholder{color:var(--text-muted)}.container{max-width:1200px;margin:0 auto;padding:0 24px}.flex-center{display:flex;align-items:center;justify-content:center}.flex-between{display:flex;align-items:center;justify-content:space-between}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-main)}::-webkit-scrollbar-thumb{background:var(--bg-tertiary);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.text-gradient{background:linear-gradient(135deg,#60a5fa,#3b82f6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:fadeIn .4s ease forwards}.navbar{position:sticky;top:0;z-index:100;padding:16px 0}.nav-brand{gap:12px}.brand-text{font-size:1.25rem;font-weight:700;letter-spacing:-.025em;color:var(--text-main)}.nav-links{gap:24px}.nav-link{color:var(--text-secondary);font-weight:500}.nav-link:hover{color:var(--text-main)}.auth-group{gap:16px;margin-left:16px;padding-left:24px;border-left:1px solid var(--border-color)}.nav-user{gap:8px;color:var(--text-main);font-weight:500}.nav-user:hover{color:var(--accent-primary)}.btn-icon{background:transparent;border:none;color:var(--text-secondary);display:flex;align-items:center;justify-content:center;padding:8px;border-radius:8px;transition:all .2s ease}.btn-icon:hover{color:var(--error);background:#ef44441a}.auth-container{min-height:calc(100vh - 80px);padding:40px 24px}.auth-card{width:100%;max-width:400px;padding:40px;display:flex;flex-direction:column}.auth-title{font-size:1.75rem;font-weight:700;color:var(--text-main);margin-bottom:8px;text-align:center}.auth-subtitle{color:var(--text-muted);text-align:center;margin-bottom:32px;font-size:.95rem}.auth-error{background:#ef44441a;color:var(--error);padding:12px;border-radius:8px;margin-bottom:24px;gap:8px;font-size:.9rem;border:1px solid rgba(239,68,68,.2)}.auth-form{display:flex;flex-direction:column;gap:16px}.input-group{position:relative;display:flex;align-items:center}.input-icon{position:absolute;left:14px;color:var(--text-muted);display:flex;align-items:center;justify-content:center;pointer-events:none}.input-field.with-icon{padding-left:42px}.auth-submit{margin-top:8px;height:44px;font-size:1rem}.auth-footer{margin-top:24px;text-align:center;font-size:.9rem;color:var(--text-muted)}.auth-footer a{font-weight:500;margin-left:4px}.dashboard-container{max-width:1200px;margin:0 auto;padding:4rem 2rem;display:flex;flex-direction:column;align-items:center}.dashboard-header{text-align:center;margin-bottom:4rem}.intelx-title{font-size:5rem;font-weight:800;letter-spacing:-2px;margin-bottom:1rem;text-transform:uppercase;background:linear-gradient(135deg,#fff,#a5b4fc);-webkit-background-clip:text;background-clip:text;color:transparent;text-shadow:0 0 40px rgba(99,102,241,.3)}.dashboard-subtitle{color:var(--text-secondary);font-size:1.25rem}.categories-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:2rem;width:100%}.category-card{position:relative;padding:2.5rem 2rem;display:flex;flex-direction:column;align-items:center;text-align:center;cursor:pointer;overflow:hidden;transition:all .4s cubic-bezier(.175,.885,.32,1.275);border:1px solid rgba(255,255,255,.05);background:#14141999}.category-card:hover{transform:translateY(-8px) scale(1.02);border-color:#ffffff1a;box-shadow:0 20px 40px #0006}.category-icon-wrapper{width:80px;height:80px;border-radius:20px;display:flex;align-items:center;justify-content:center;margin-bottom:1.5rem;transition:transform .3s ease}.category-card:hover .category-icon-wrapper{transform:scale(1.1) rotate(5deg)}.category-name{font-size:1.5rem;font-weight:600;color:var(--text-primary);margin-bottom:.5rem;line-height:1.3}.category-shortname{font-size:1rem;color:var(--text-secondary);margin-bottom:1rem;letter-spacing:1px}.category-desc{color:#94a3b8;font-size:.95rem;line-height:1.5;z-index:1}.card-hover-effect{position:absolute;top:0;left:0;width:100%;height:100%;opacity:0;transition:opacity .4s ease;z-index:0;pointer-events:none}.category-card:hover .card-hover-effect{opacity:1}@media (max-width: 768px){.intelx-title{font-size:3.5rem}.categories-grid{grid-template-columns:1fr}}.category-view-container{max-width:1200px;margin:0 auto;padding:2rem;display:flex;flex-direction:column}.category-header{margin-bottom:2rem}.back-button{display:flex;align-items:center;gap:.5rem;background:transparent;border:none;color:var(--text-secondary);font-size:1rem;cursor:pointer;padding:.5rem 0;margin-bottom:1rem;transition:color .3s ease}.back-button:hover{color:var(--accent-primary)}.category-content{display:grid;grid-template-columns:280px 1fr;gap:2rem;align-items:start}.subtopics-sidebar{padding:1.5rem;border-radius:12px}.sidebar-title{font-size:1.1rem;color:var(--text-secondary);margin-bottom:1rem;text-transform:uppercase;letter-spacing:1px}.subtopics-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.5rem}.subtopic-btn{width:100%;display:flex;align-items:center;justify-content:space-between;padding:.75rem 1rem;background:#ffffff08;border:1px solid transparent;border-radius:8px;color:var(--text-primary);font-size:1rem;cursor:pointer;transition:all .2s ease}.subtopic-btn .topic-icon{opacity:0;transform:translate(-10px);transition:all .2s ease;color:var(--accent-primary);margin-right:.5rem}.subtopic-btn:hover{background:#ffffff14}.subtopic-btn.active{background:#6366f126;border-color:#6366f14d;color:#fff;font-weight:500}.subtopic-btn.active .topic-icon{opacity:1;transform:translate(0)}.topic-count{background:#ffffff1a;padding:2px 8px;border-radius:12px;font-size:.8rem;color:var(--text-secondary)}.subtopic-btn.active .topic-count{background:var(--accent-primary);color:#fff}.problems-main{padding:1.5rem;border-radius:12px;min-height:500px}.problems-main-header{margin-bottom:1.5rem;padding-bottom:1rem;border-bottom:1px solid rgba(255,255,255,.1)}.problems-main-header h2{font-size:1.5rem;font-weight:600;color:var(--text-primary)}.difficulty-tag.easy{color:#10b981;background:#10b9811a}.difficulty-tag.medium{color:#f59e0b;background:#f59e0b1a}.difficulty-tag.hard{color:#ef4444;background:#ef44441a}@media (max-width: 900px){.category-content{grid-template-columns:1fr}.subtopics-list{flex-direction:row;flex-wrap:wrap}.subtopic-btn{width:auto}}.problems-container{padding-top:40px;padding-bottom:60px}.problems-header{margin-bottom:32px}.page-title{font-size:2rem;font-weight:700;margin-bottom:8px}.page-subtitle{color:var(--text-muted);font-size:1.1rem}.table-container{overflow-x:auto;border-radius:12px}.problems-table{width:100%;border-collapse:collapse;text-align:left}.problems-table th{padding:16px 24px;color:var(--text-secondary);font-weight:600;font-size:.9rem;text-transform:uppercase;letter-spacing:.05em;border-bottom:1px solid var(--border-color);background:#0003}.problems-table td{padding:16px 24px;border-bottom:1px solid rgba(255,255,255,.05)}.problem-row{transition:background-color .2s ease}.problem-row:hover{background-color:#ffffff08}.problem-row:last-child td{border-bottom:none}.status-col{width:80px;text-align:center}.status-icon.pending{color:var(--text-muted)}.status-icon.solved{color:var(--success)}.problem-title-link{font-weight:500;color:var(--text-main);font-size:1.05rem}.problem-title-link:hover{color:var(--accent-primary)}.category-tag{background:#3b82f626;color:#60a5fa;padding:4px 10px;border-radius:20px;font-size:.8rem;font-weight:600;display:inline-block}.difficulty-tag{font-size:.85rem;font-weight:600}.difficulty-tag.easy{color:var(--success)}.difficulty-tag.medium{color:var(--warning)}.difficulty-tag.hard{color:var(--error)}.error-banner{background:#ef44441a;color:var(--error);padding:16px;border-radius:8px;margin-bottom:24px;gap:12px;border:1px solid rgba(239,68,68,.2)}.loading-state{padding:60px 0;gap:16px;color:var(--text-secondary);flex-direction:column}.spinner{width:40px;height:40px;border:3px solid rgba(255,255,255,.1);border-radius:50%;border-top-color:var(--accent-primary);animation:spin 1s ease-in-out infinite}@keyframes spin{to{transform:rotate(360deg)}}.empty-state{text-align:center;padding:40px 24px!important;color:var(--text-muted)}.gutter.gutter-horizontal{background-image:url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAUAAAAeCAYAAADkftS9AAAAIklEQVQoU2M4c+bMfxAGAgYYmwGrIIiDjrELjbd5MgAQYAAyWQcVy/HbbQAAAABJRU5ErkJggg==);cursor:col-resize;width:8px!important;margin:0 4px}.gutter.gutter-vertical{background-image:url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAB4AAAAFAQMAAABo7865AAAABlBMVEVHcEzMzMzyCB2iAAAAAXRSTlMAQObYZgAAABBJREFUeF5jOAMEEAIEEFBgFcgAQG/cAAQ8mGAAAAAASUVORK5CYII=);cursor:row-resize;height:8px!important;margin:4px 0}.workspace-container{height:calc(100vh - 80px);padding:16px;overflow:hidden}.workspace-loading{height:calc(100vh - 80px)}.split-wrapper{display:flex;height:100%;width:100%}.vertical-split-wrapper{display:flex;flex-direction:column;height:100%}.gutter{background-color:transparent;background-repeat:no-repeat;background-position:50%;transition:background-color .2s ease;z-index:10}.gutter.gutter-horizontal{background-image:url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAUAAAAeCAYAAADkftS9AAAAIklEQVQoU2M4c+bMfxAGAgYYmwGrIIiDjrELjbd5MgAQYAAyWQcVy/HbbQAAAABJRU5ErkJggg==);cursor:col-resize;width:8px!important;margin:0 4px}.gutter.gutter-vertical{background-image:url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAB4AAAAFAQMAAABo7865AAAABlBMVEVHcEzMzMzyCB2iAAAAAXRSTlMAQObYZgAAABBJREFUeF5jOAMEEAIEEFBgFcgAQG/cAAQ8mGAAAAAASUVORK5CYII=);cursor:row-resize;height:8px!important;margin:4px 0}.gutter:hover{background-color:var(--accent-primary)}.problem-pane,.editor-container,.console-container{display:flex;flex-direction:column;overflow:hidden}.pane-header{padding:12px 16px;background:#0003;border-bottom:1px solid var(--border-color)}.pane-content{padding:20px;overflow-y:auto;flex:1}.problem-title{font-size:1.25rem;font-weight:600;margin-bottom:8px}.problem-meta{display:flex;gap:12px;align-items:center}.problem-description{font-size:1rem;line-height:1.6;color:var(--text-main)}.problem-description p{margin-bottom:16px}.problem-description pre{background:#0000004d;padding:12px;border-radius:6px;margin:16px 0;overflow-x:auto;font-family:var(--font-mono);font-size:.9rem;border:1px solid var(--border-color)}.problem-description code{background:#0000004d;padding:2px 6px;border-radius:4px;font-family:var(--font-mono);font-size:.9em}.editor-pane{height:100%}.editor-lang-selector{font-size:.9rem;font-weight:500;color:var(--text-secondary)}.editor-actions{display:flex;gap:8px}.btn-sm{padding:6px 12px;font-size:.85rem;border-radius:6px}.mr-2{margin-right:6px}.btn-submit{background-color:var(--success);color:#fff;border:none;padding:6px 16px;border-radius:6px;font-weight:500;transition:all .2s ease;cursor:pointer}.btn-submit:hover{background-color:#059669}.btn-submit:disabled{opacity:.7;cursor:not-allowed}.monaco-wrapper{flex:1;overflow:hidden}.console-title{font-size:.9rem;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em}.console-output{padding:16px;overflow-y:auto;flex:1;font-family:var(--font-mono);font-size:.9rem;color:var(--text-main)}.console-output pre{margin:0;white-space:pre-wrap;word-wrap:break-word;color:#e2e8f0}.editor-lang-dropdown{background-color:#ffffff0d;border:1px solid rgba(255,255,255,.1);color:var(--text-primary);padding:4px 8px;border-radius:4px;font-size:.85rem;outline:none;cursor:pointer;transition:border-color .2s}.editor-lang-dropdown:hover{border-color:#ffffff4d}.editor-lang-dropdown option{background-color:#1e1e1e;color:#fff}.single-pane{width:100%;max-width:1000px;margin:0 auto;height:100%}.test-results-list{display:flex;flex-direction:column;gap:1rem}.overall-status{font-size:1.1rem;font-weight:600;margin-bottom:.5rem}.text-green{color:#10b981}.text-red{color:#ef4444}.test-case-card{background:#ffffff08;border:1px solid rgba(255,255,255,.1);border-radius:8px;padding:1rem}.test-case-card.passed{border-left:4px solid #10b981}.test-case-card.failed{border-left:4px solid #ef4444}.test-case-card h4{margin:0 0 .75rem;font-size:.95rem;color:#e2e8f0}.tc-row{margin-bottom:.5rem;font-size:.85rem;color:#94a3b8}.tc-row code{background:#1e1e1e;padding:2px 6px;border-radius:4px;color:#cbd5e1;font-family:var(--font-mono)}.error-text{margin-top:.5rem;color:#ef4444;font-size:.85rem;background:#ef44441a;padding:8px;border-radius:4px}.hidden-cases-summary{background:#ffffff0d;padding:1rem;border-radius:8px;text-align:center;font-size:.9rem;color:#cbd5e1}.leetcode-profile-container{max-width:1200px;margin:0 auto;padding:2rem;display:grid;grid-template-columns:280px 1fr;gap:1.5rem;color:#fff}.profile-sidebar{display:flex;flex-direction:column;gap:1.5rem}.user-info-card,.community-stats-card{padding:1.5rem;border-radius:12px;background:#28282899;border:1px solid rgba(255,255,255,.05)}.avatar-section{display:flex;gap:1rem;align-items:flex-start;margin-bottom:1.5rem}.avatar{width:70px;height:70px;border-radius:12px;overflow:hidden;background:#333;display:flex;align-items:flex-end;justify-content:center}.avatar svg{width:100%;height:100%;object-fit:cover}.user-details h1{font-size:1.25rem;font-weight:700;margin:0}.username-handle{color:#94a3b8;font-size:.9rem;margin:.25rem 0 .5rem}.rank-info{font-size:.9rem;color:#cbd5e1}.rank-info span{font-weight:700;color:#fff}.edit-profile-btn{width:100%;padding:.75rem;border-radius:8px;background:#10b9811a;color:#10b981;border:1px solid rgba(16,185,129,.2);font-weight:600;cursor:pointer;transition:all .2s ease;margin-bottom:1.5rem}.edit-profile-btn:hover{background:#10b98133}.social-links{display:flex;flex-direction:column;gap:.75rem}.social-link{display:flex;align-items:center;gap:.5rem;color:#94a3b8;text-decoration:none;font-size:.9rem;transition:color .2s}.social-link:hover{color:#fff}.community-stats-card h3{font-size:1.1rem;margin:0 0 1rem;font-weight:600;color:#fff}.stats-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:1rem}.stats-list li{display:flex;justify-content:space-between;align-items:center}.stat-label{display:flex;align-items:center;gap:.5rem;color:#cbd5e1;font-size:.9rem}.stat-value{font-weight:600;color:#fff}.icon-cyan{color:#06b6d4}.icon-green{color:#10b981}.icon-orange{color:#f59e0b}.profile-main{display:flex;flex-direction:column;gap:1.5rem}.solved-card{padding:1.5rem 2rem;border-radius:12px;background:#28282899;border:1px solid rgba(255,255,255,.05);display:flex;align-items:center;gap:3rem;width:100%}.circle-progress-container{position:relative;width:130px;height:130px;flex-shrink:0}.circle-svg{transform:rotate(-90deg);width:100%;height:100%}.circle-bg{fill:none;stroke:#ffffff1a;stroke-width:6}.circle-fill{fill:none;stroke:#f59e0b;stroke-width:6;stroke-linecap:round;transition:stroke-dashoffset 1s ease-in-out}.circle-content{position:absolute;top:0;left:0;width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center}.solved-count{font-size:1.75rem;font-weight:800;color:#fff;line-height:1}.solved-total{font-size:.8rem;color:#94a3b8;margin-bottom:.25rem}.solved-label{font-size:.75rem;color:#10b981;display:flex;align-items:center;gap:.25rem}.difficulty-bars{flex:1;display:flex;flex-direction:column;gap:1.25rem}.diff-bar-wrapper{display:flex;flex-direction:column;gap:.25rem}.diff-label{font-size:.85rem;color:#cbd5e1}.diff-counts{display:flex;justify-content:space-between;font-size:.8rem;color:#94a3b8}.diff-counts span{color:#fff;font-weight:600}.progress-bar-bg{width:100%;height:6px;background:#ffffff1a;border-radius:4px;overflow:hidden}.progress-bar-fill{height:100%;border-radius:4px;transition:width 1s ease-in-out}.progress-bar-fill.easy{background:#10b981}.progress-bar-fill.medium{background:#f59e0b}.progress-bar-fill.hard{background:#ef4444}.heatmap-card{padding:1.5rem;border-radius:12px;background:#28282899;border:1px solid rgba(255,255,255,.05)}.heatmap-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem}.heatmap-header h3{font-size:1rem;font-weight:500;color:#fff;margin:0}.heatmap-stats{display:flex;gap:1.5rem;font-size:.85rem;color:#94a3b8}.heatmap-stats strong{color:#fff}.heatmap-wrapper{display:flex;flex-direction:column;gap:.5rem}.heatmap-grid{display:grid;grid-template-rows:repeat(7,1fr);grid-auto-flow:column;gap:4px;overflow-x:auto;padding-bottom:.5rem}.heatmap-cell{width:12px;height:12px;border-radius:2px;background:#333}.heatmap-cell.level-1{background:#0e4429}.heatmap-cell.level-2{background:#006d32}.heatmap-cell.level-3{background:#26a641}.heatmap-cell.level-4{background:#39d353}.heatmap-months{display:flex;justify-content:space-between;color:#94a3b8;font-size:.75rem;padding:0 1rem}@media (max-width: 900px){.leetcode-profile-container{grid-template-columns:1fr}.solved-card{flex-direction:column;gap:1.5rem}.difficulty-bars{width:100%}}.export-container{padding-top:2rem;padding-bottom:4rem}.export-header{margin-bottom:2rem;flex-wrap:wrap;gap:1rem}.export-actions{display:flex;gap:1rem}.export-actions button{display:flex;align-items:center;gap:.5rem}.export-actions button:disabled{opacity:.5;cursor:not-allowed}.groups-container{display:flex;flex-direction:column;gap:1rem}.topic-group{border-radius:12px;overflow:hidden;border:1px solid rgba(255,255,255,.1);background:#0f172a99}.topic-header{display:flex;align-items:center;padding:1rem 1.5rem;background:#ffffff08;border-bottom:1px solid rgba(255,255,255,.05)}.topic-checkbox{cursor:pointer;margin-right:1rem;display:flex;align-items:center;justify-content:center}.topic-title-area{display:flex;justify-content:space-between;align-items:center;flex:1;cursor:pointer}.topic-title{font-size:1.1rem;font-weight:600;margin:0;color:var(--text-primary)}.topic-count{font-size:.9rem;color:var(--text-muted);font-weight:400}.topic-content{background:#0003}.export-table{width:100%;border-collapse:collapse;text-align:left}.nested-table tr:last-child td{border-bottom:none}.export-table th,.export-table td{padding:.75rem 1.5rem;border-bottom:1px solid rgba(255,255,255,.05)}.export-row{cursor:pointer;transition:all .2s}.export-row:hover{background-color:#ffffff08}.export-row.selected{background-color:#6366f11a}.checkbox-col{width:50px;text-align:center}.text-primary{color:var(--accent-primary)}.text-secondary{color:var(--text-muted)}.font-medium{font-weight:500}
