@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap";:root{--bg-primary:#0a0a0a;--bg-secondary:#111;--bg-card:#161616;--bg-card-hover:#1c1c1c;--bg-input:#0e0e0e;--border:#222;--border-light:#2a2a2a;--text-primary:#fff;--text-secondary:#999;--text-muted:#555;--accent:#00d4ff;--accent-hover:#00b8e0;--accent-soft:#00d4ff14;--accent-glow:#00d4ff26;--success:#00c853;--error:#f44;--warning:#ffab00;--radius-sm:6px;--radius-md:8px;--radius-lg:12px;--radius-xl:12px;--shadow:0 2px 12px #0006;--header-bg:#0a0a0ad9;--action-bar-bg:#0a0a0aeb;--max-width:1400px}[data-theme=light]{--bg-primary:#f5f5f7;--bg-secondary:#eaeaec;--bg-card:#fff;--bg-card-hover:#f0f0f2;--bg-input:#f8f8fa;--border:#d8d8dc;--border-light:#c8c8cc;--text-primary:#1a1a1a;--text-secondary:#555;--text-muted:#888;--accent:#09c;--accent-hover:#007faa;--accent-soft:#0099cc14;--accent-glow:#0099cc1f;--success:#00a844;--error:#d33;--warning:#e69500;--shadow:0 2px 12px #00000014;--header-bg:#f5f5f7d9;--action-bar-bg:#f5f5f7eb}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{width:100%;height:100%}body{background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;line-height:1.6}a{color:var(--accent);text-decoration:none;transition:color .2s}a:hover{color:var(--accent-hover)}img{max-width:100%;display:block}::selection{background:var(--accent);color:#000}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--border-light);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.app-wrapper{flex-direction:column;min-height:100vh;display:flex}.header{z-index:100;background:var(--header-bg);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-bottom:1px solid 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0;justify-content:center;align-items:center;transition:all .2s;display:flex}.theme-toggle:hover{color:var(--accent);border-color:var(--accent);background:var(--accent-soft)}.theme-toggle{background:var(--accent-soft);border:1px solid var(--border);border-radius:var(--radius-sm);width:36px;height:36px;color:var(--accent);cursor:pointer;justify-content:center;align-items:center;transition:all .2s;display:flex}.theme-toggle:hover{background:var(--accent-glow);border-color:var(--accent)}.main-content{flex:1}.footer{border-top:1px solid var(--border);background:var(--bg-secondary);padding:48px 24px 24px}.footer-inner{max-width:var(--max-width);grid-template-columns:2fr 1fr 1fr 1fr;gap:48px;margin:0 auto;display:grid}.footer-brand p{color:var(--text-secondary);margin-top:12px;font-size:.85rem;line-height:1.6}.footer-col h4{text-transform:uppercase;letter-spacing:1px;color:var(--text-muted);margin-bottom:16px;font-size:.8rem}.footer-col ul{list-style:none}.footer-col li{margin-bottom:8px}.footer-col a{color:var(--text-secondary);font-size:.85rem}.footer-col a:hover{color:var(--accent)}.footer-bottom{max-width:var(--max-width);border-top:1px solid var(--border);color:var(--text-muted);justify-content:space-between;align-items:center;margin:32px auto 0;padding-top:24px;font-size:.8rem;display:flex}.hero{text-align:center;background:radial-gradient(ellipse at 50% 0%, var(--accent-glow) 0%, transparent 60%);padding:80px 24px 60px}.hero h1{margin-bottom:16px;font-size:clamp(2rem,5vw,3.5rem);font-weight:800;line-height:1.15}.hero h1 span{color:var(--accent)}.hero p{color:var(--text-secondary);max-width:600px;margin:0 auto 32px;font-size:1.1rem}.search-box{max-width:560px;margin:0 auto;position:relative}.search-box input{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);width:100%;color:var(--text-primary);padding:14px 20px 14px 48px;font-family:inherit;font-size:1rem;transition:border-color .2s,box-shadow 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8px 24px #00d4ff0f}.category-card-icon{border-radius:var(--radius-md);background:var(--accent-soft);width:48px;height:48px;color:var(--accent);justify-content:center;align-items:center;display:flex}.category-card h3{font-size:1.1rem;font-weight:700}.category-card p{color:var(--text-secondary);font-size:.85rem;line-height:1.5}.category-card .tool-count{color:var(--text-muted);border-top:1px solid var(--border);justify-content:space-between;align-items:center;margin-top:auto;padding-top:8px;font-size:.75rem;display:flex}.category-card .tool-count svg{color:var(--accent)}.category-page{padding:40px 24px 80px}.category-page .page-inner{max-width:var(--max-width);margin:0 auto}.breadcrumb{color:var(--text-muted);align-items:center;gap:8px;margin-bottom:24px;font-size:.85rem;display:flex}.breadcrumb a{color:var(--text-secondary)}.breadcrumb 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.hint{color:var(--text-muted);font-size:.75rem}.preview-container{background:repeating-conic-gradient(var(--bg-input) 0% 25%, transparent 0% 50%) 50% / 20px 20px;border-radius:var(--radius-md);flex:1;justify-content:center;align-items:center;min-height:300px;display:flex;position:relative;overflow:hidden}.preview-container img{object-fit:contain;max-width:100%;max-height:400px}.tool-textarea{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-md);min-height:300px;color:var(--text-primary);resize:vertical;flex:1;padding:16px;font-family:JetBrains Mono,Fira Code,monospace;font-size:.85rem;line-height:1.6;transition:border-color .2s}.tool-textarea:focus{border-color:var(--accent);outline:none}.tool-textarea::placeholder{color:var(--text-muted)}.tool-options{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);flex-wrap:wrap;align-items:flex-end;gap:12px;margin-bottom:20px;padding:16px;display:flex}.option-group{flex-direction:column;gap:4px;display:flex}.option-group label{text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);font-size:.75rem;font-weight:600}.option-group input,.option-group select{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);padding:8px 12px;font-family:inherit;font-size:.85rem}.option-group input:focus,.option-group select:focus{border-color:var(--accent);outline:none}.option-group input[type=range]{accent-color:var(--accent);background:0 0;border:none;width:140px;height:28px;padding:0}.option-group input[type=color]{cursor:pointer;width:40px;height:36px;padding:2px}.btn{border-radius:var(--radius-sm);cursor:pointer;border:none;align-items:center;gap:6px;padding:8px 18px;font-family:inherit;font-size:.85rem;font-weight:600;transition:all .2s;display:inline-flex}.btn-accent{background:var(--accent);color:#000}.btn-accent:hover{background:var(--accent-hover)}.btn-secondary{background:var(--bg-card);color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover{border-color:var(--border-light);background:var(--bg-card-hover)}.btn-sm{padding:6px 12px;font-size:.8rem}.status-badge{border-radius:99px;align-items:center;gap:4px;padding:4px 10px;font-size:.75rem;font-weight:600;display:inline-flex}.status-success{color:var(--success);background:#00c8531a}.status-error{color:var(--error);background:#ff44441a}.search-results{z-index:50;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow);max-height:400px;margin-top:8px;position:absolute;top:100%;left:0;right:0;overflow-y:auto}.search-result-item{border-bottom:1px solid var(--border);color:inherit;align-items:center;gap:12px;padding:12px 16px;text-decoration:none;transition:background .15s;display:flex}.search-result-item:last-child{border-bottom:none}.search-result-item:hover{background:var(--accent-soft)}.search-result-item .cat-badge{text-transform:uppercase;background:var(--accent-soft);color:var(--accent);white-space:nowrap;border-radius:4px;padding:2px 8px;font-size:.7rem;font-weight:600}.search-result-item h4{font-size:.9rem;font-weight:600}.search-result-item p{color:var(--text-muted);font-size:.75rem}.convert-hero{text-align:center;background:radial-gradient(at 50% 0,#00d4ff1a 0%,#0000 60%);padding:60px 24px 40px}.convert-hero h1{margin-bottom:12px;font-size:clamp(1.8rem,4vw,2.8rem);font-weight:800;line-height:1.15}.convert-hero h1 span{color:var(--accent)}.convert-hero>p{color:var(--text-secondary);max-width:600px;margin:0 auto 16px;font-size:1rem}.convert-status{border-radius:99px;align-items:center;gap:6px;padding:6px 14px;font-size:.8rem;font-weight:600;display:inline-flex}.convert-status.online{color:var(--success);background:#00c8531a}.convert-status.offline{color:var(--error);background:#ff44441a}.convert-main{padding:0 24px 80px}.convert-inner{max-width:900px;margin:0 auto}.convert-upload-section{margin-bottom:40px}.convert-dropzone{border:2px dashed var(--border-light);border-radius:var(--radius-lg);text-align:center;cursor:pointer;background:var(--bg-card);padding:48px 32px;transition:all .25s}.convert-dropzone:hover,.convert-dropzone.active{border-color:var(--accent);background:var(--accent-soft)}.convert-dropzone.has-files{cursor:default;text-align:left;padding:20px}.convert-dropzone-icon{background:var(--accent-soft);width:72px;height:72px;color:var(--accent);border-radius:50%;justify-content:center;align-items:center;margin:0 auto 16px;display:flex}.convert-dropzone h3{margin-bottom:8px;font-size:1.1rem;font-weight:700}.convert-dropzone>p{color:var(--text-secondary);font-size:.85rem}.convert-file-list{width:100%}.convert-file-list-header{justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}.convert-file-list-header h3{font-size:.95rem;font-weight:700}.convert-file-item{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);justify-content:space-between;align-items:center;margin-bottom:6px;padding:10px 14px;display:flex}.convert-file-info{min-width:0;color:var(--accent);align-items:center;gap:10px;display:flex}.convert-file-name{color:var(--text-primary);white-space:nowrap;text-overflow:ellipsis;font-size:.85rem;font-weight:500;overflow:hidden}.convert-file-size{color:var(--text-muted);white-space:nowrap;font-size:.75rem}.convert-file-remove{color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:4px;padding:4px;transition:all .2s}.convert-file-remove:hover{color:var(--error);background:#ff44441a}.convert-format-section{margin-top:20px}.convert-format-header{align-items:center;gap:10px;margin-bottom:16px;display:flex}.convert-arrow{color:var(--accent)}.convert-format-header h3{font-size:1rem;font-weight:700}.convert-format-grid{flex-wrap:wrap;gap:8px;margin-bottom:20px;display:flex}.convert-format-btn{border-radius:var(--radius-sm);background:var(--bg-card);border:1px solid var(--border);cursor:pointer;flex-direction:column;align-items:center;min-width:72px;padding:10px 16px;transition:all .2s;display:flex}.convert-format-btn:hover{border-color:var(--accent);background:var(--accent-soft)}.convert-format-btn.selected{border-color:var(--accent);background:var(--accent-soft);box-shadow:0 0 0 2px var(--accent-glow)}.convert-format-ext{color:var(--text-primary);font-size:.9rem;font-weight:700}.convert-format-converter{color:var(--text-muted);margin-top:2px;font-size:.65rem}.convert-action{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);justify-content:space-between;align-items:center;padding:16px 20px;display:flex}.convert-summary{align-items:center;gap:10px;font-size:.95rem;font-weight:600;display:flex}.convert-summary span:first-child{color:var(--text-secondary)}.convert-summary span:nth-child(3){color:var(--accent)}.convert-via{color:var(--text-muted);font-size:.75rem;font-weight:400}.convert-btn{padding:10px 24px;font-size:.9rem}.convert-no-targets{border-radius:var(--radius-md);color:var(--text-secondary);background:#ff44440d;border:1px solid #ff444426;align-items:center;gap:10px;margin-top:20px;padding:16px 20px;font-size:.9rem;display:flex}.convert-no-targets svg{color:var(--error);flex-shrink:0}.convert-jobs-section{margin-bottom:40px}.convert-jobs-section>h3{margin-bottom:12px;font-size:1rem;font-weight:700}.convert-job{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);justify-content:space-between;align-items:center;margin-bottom:8px;padding:14px 16px;display:flex}.convert-job.done{border-color:#00c8534d}.convert-job.error{border-color:#ff44444d}.convert-job-info{flex:1;align-items:center;gap:12px;min-width:0;display:flex}.convert-job-status{flex-shrink:0}.convert-job-status .spin{animation:1s linear infinite spin}.convert-job.done .convert-job-status{color:var(--success)}.convert-job.error .convert-job-status{color:var(--error)}.convert-job.uploading .convert-job-status,.convert-job.converting .convert-job-status{color:var(--accent)}.convert-job-details{min-width:0}.convert-job-files{white-space:nowrap;text-overflow:ellipsis;font-size:.85rem;font-weight:500;display:block;overflow:hidden}.convert-job-target{color:var(--text-muted);font-size:.75rem;display:block}.convert-job-actions{flex-shrink:0;gap:6px;display:flex}.convert-categories-section{margin-top:40px}.convert-categories-section>h2{margin-bottom:8px;font-size:1.3rem;font-weight:700}.convert-categories-subtitle{color:var(--text-secondary);margin-bottom:24px;font-size:.9rem}.convert-categories-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px;display:grid}.convert-category-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);padding:22px;transition:all .2s}.convert-category-card:hover{border-color:var(--border-light)}.convert-category-icon{border-radius:var(--radius-sm);background:var(--accent-soft);width:40px;height:40px;color:var(--accent);justify-content:center;align-items:center;margin-bottom:12px;display:flex}.convert-category-card h3{margin-bottom:6px;font-size:1rem;font-weight:700}.convert-category-card>p{color:var(--text-secondary);margin-bottom:12px;font-size:.8rem;line-height:1.5}.convert-category-formats{border-top:1px solid var(--border);padding-top:10px}.convert-category-group{justify-content:space-between;align-items:center;padding:4px 0;font-size:.75rem;display:flex}.convert-category-converter{color:var(--accent);font-weight:600}.convert-category-count{color:var(--text-muted)}.convert-format-btn.disabled{opacity:.35;cursor:not-allowed}.convert-format-btn.disabled:hover{border-color:var(--border);background:var(--bg-card)}.convert-category-card.inactive{opacity:.5}.convert-soon{color:var(--warning);vertical-align:middle;background:#ffab001a;border-radius:4px;margin-left:6px;padding:2px 8px;font-size:.65rem;font-weight:600}.btn:disabled{opacity:.5;cursor:not-allowed}.category-card:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.tool-card:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.header-nav a:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.search-result-item:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.nav-dropdown-item:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.tool-meta-row{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-secondary);flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:20px;padding:10px 16px;font-size:.78rem;display:flex}.tool-meta-item{align-items:center;gap:5px;display:inline-flex}.tool-meta-item svg{color:var(--accent)}.tool-meta-badge{background:var(--accent-soft);color:var(--accent);text-transform:uppercase;border-radius:4px;padding:2px 8px;font-size:.72rem;font-weight:600}.nav-tools-trigger{align-items:center;display:flex;position:relative}.nav-dropdown{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);width:480px;box-shadow:var(--shadow);z-index:200;margin-top:8px;padding:16px;display:none;position:absolute;top:100%;left:50%;transform:translate(-50%)}.nav-tools-trigger:hover .nav-dropdown,.nav-tools-trigger:focus-within .nav-dropdown{display:block}.nav-dropdown-group-title{text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);margin-top:12px;margin-bottom:8px;font-size:.7rem;font-weight:700}.nav-dropdown-group-title:first-child{margin-top:0}.nav-dropdown-items{grid-template-columns:1fr 1fr;gap:4px;display:grid}.nav-dropdown-item{border-radius:var(--radius-sm);color:var(--text-secondary);align-items:center;gap:8px;padding:8px 10px;font-size:.82rem;font-weight:500;text-decoration:none;transition:all .15s;display:flex}.nav-dropdown-item:hover{background:var(--accent-soft);color:var(--text-primary)}.nav-dropdown-item .count{color:var(--text-muted);margin-left:auto;font-size:.7rem}.mobile-menu-btn{color:var(--text-primary);cursor:pointer;border-radius:var(--radius-sm);background:0 0;border:none;padding:8px;display:none}.mobile-menu-btn:hover{background:var(--accent-soft)}.mobile-drawer-overlay{z-index:300;background:#0009;display:none;position:fixed;top:0;bottom:0;left:0;right:0}.mobile-drawer-overlay.open{display:block}.mobile-drawer{background:var(--bg-secondary);border-left:1px solid var(--border);z-index:301;width:min(320px,85vw);padding:20px;transition:transform .25s;position:fixed;top:0;bottom:0;right:0;overflow-y:auto;transform:translate(100%)}.mobile-drawer-overlay.open .mobile-drawer{transform:translate(0)}.drawer-header{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.drawer-header h2{font-size:1rem;font-weight:700}.drawer-close{color:var(--text-secondary);cursor:pointer;border-radius:var(--radius-sm);background:0 0;border:none;padding:6px}.drawer-close:hover{color:var(--text-primary)}.drawer-search{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);width:100%;color:var(--text-primary);margin-bottom:16px;padding:10px 14px;font-family:inherit;font-size:.85rem}.drawer-search:focus{border-color:var(--accent);outline:none}.drawer-group-title{text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);margin:16px 0 8px;font-size:.7rem;font-weight:700}.drawer-item{border-radius:var(--radius-sm);color:var(--text-secondary);justify-content:space-between;align-items:center;padding:10px 12px;font-size:.85rem;font-weight:500;text-decoration:none;transition:all .15s;display:flex}.drawer-item:hover,.drawer-item.active{background:var(--accent-soft);color:var(--text-primary)}.drawer-item .count{color:var(--text-muted);font-size:.72rem}.drawer-footer{border-top:1px solid var(--border);color:var(--text-muted);align-items:center;gap:6px;margin-top:24px;padding-top:16px;font-size:.75rem;display:flex}.search-empty{text-align:center;padding:24px 16px}.search-empty p{color:var(--text-muted);margin-bottom:12px;font-size:.85rem}.search-empty-links{flex-wrap:wrap;justify-content:center;gap:6px;display:flex}.search-empty-links a{background:var(--accent-soft);color:var(--accent);border-radius:4px;padding:4px 10px;font-size:.78rem;font-weight:500}.search-result-item.kb-selected{background:var(--accent-soft)}.search-result-group-title{text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);padding:8px 16px 4px;font-size:.7rem;font-weight:700}.mobile-tool-tabs{margin-bottom:16px;display:none}.mobile-tool-tabs .seg-control{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:3px;display:flex}.mobile-tool-tabs .seg-btn{cursor:pointer;color:var(--text-secondary);background:0 0;border:none;border-radius:4px;flex:1;padding:8px 16px;font-family:inherit;font-size:.82rem;font-weight:600;transition:all .2s}.mobile-tool-tabs .seg-btn.active{background:var(--accent);color:#000}.mobile-action-bar{background:var(--action-bar-bg);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-top:1px solid var(--border);z-index:50;gap:8px;padding:12px 16px;display:none;position:sticky;bottom:0;left:0;right:0}.mobile-action-bar .btn{flex:1;justify-content:center}@media (max-width:900px){.tool-workspace{grid-template-columns:1fr}.footer-inner{grid-template-columns:1fr 1fr;gap:32px}.convert-action{flex-direction:column;gap:12px}.mobile-tool-tabs{display:block}.mobile-action-bar{display:flex}.tool-workspace .tool-panel.mobile-hidden{display:none}}@media (max-width:640px){.hero{padding:48px 16px 40px}.hero h1{font-size:1.8rem}.category-grid,.tools-grid{grid-template-columns:1fr}.header-nav{display:none}.mobile-menu-btn{display:block}.footer-inner{grid-template-columns:1fr;gap:24px}.footer-bottom{text-align:center;flex-direction:column;gap:8px}.convert-dropzone{padding:32px 16px}.convert-categories-grid{grid-template-columns:1fr}}