:root{--bg-canvas:#090a0f;--bg-surface:#10121a;--bg-subtle:#161822;--bg-input:#0d0e15;--bg-hover:#1c1f2e;--border-subtle:#ffffff0f;--border-muted:#ffffff1a;--border-focus:#ffffff59;--text-main:#f1f3f9;--text-secondary:#9aa1b2;--text-tertiary:#5f6677;--accent:#5e81f4;--accent-soft:#5e81f41f;--success:#3dd68c;--success-soft:#3dd68c1a;--danger:#f75555;--danger-soft:#f755551f;--warning:#f5a623;--radius-xs:4px;--radius-sm:6px;--radius-md:10px;--radius-lg:14px;--font-sans:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono:"JetBrains Mono", ui-monospace, Menlo, Monaco, Consolas, monospace}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:15px}body{background:var(--bg-canvas);color:var(--text-main);font-family:var(--font-sans);letter-spacing:-.01em;min-height:100vh;line-height:1.5}#app{flex-direction:column;min-height:100vh;display:flex}a{color:inherit;text-decoration:none;transition:color .15s}.container{width:100%;max-width:1140px;margin:0 auto;padding:0 28px}.site-header{z-index:40;-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border-subtle);background:#090a0fd9;position:sticky;top:0}.header-inner{justify-content:space-between;align-items:center;gap:20px;height:56px;display:flex}.brand{align-items:center;gap:12px;display:flex}.logo{letter-spacing:-.02em;color:var(--text-main);align-items:center;gap:9px;font-size:.95rem;font-weight:600;display:inline-flex}.logo-dot{background:var(--success);border-radius:50%;flex-shrink:0;width:7px;height:7px;box-shadow:0 0 10px #3dd68c99}.logo-text{font-family:var(--font-mono);font-size:.9rem;font-weight:500}.privacy-tag{font-size:.72rem;font-family:var(--font-mono);color:var(--text-tertiary);border-radius:var(--radius-xs);background:var(--bg-surface);border:1px solid var(--border-subtle);align-items:center;gap:6px;padding:3px 8px;font-weight:500;display:inline-flex}.main-nav{scrollbar-width:none;align-items:center;gap:2px;padding:4px 0;display:flex;overflow-x:auto}.main-nav::-webkit-scrollbar{display:none}.nav-link{color:var(--text-tertiary);border-radius:var(--radius-sm);white-space:nowrap;padding:6px 10px;font-size:.8rem;font-weight:500;transition:all .15s}.nav-link:hover{color:var(--text-main);background:var(--bg-surface)}.nav-link.active{color:var(--text-main);background:var(--bg-subtle);border:1px solid var(--border-subtle)}.hero{border-bottom:1px solid var(--border-subtle);margin-bottom:32px;padding:56px 0 32px}.hero-main{max-width:720px}.hero-badge{font-size:.72rem;font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.08em;color:var(--success);align-items:center;gap:6px;margin-bottom:12px;display:inline-flex}.hero-title{letter-spacing:-.035em;color:var(--text-main);margin-bottom:12px;font-size:clamp(2rem,4.2vw,2.75rem);font-weight:600;line-height:1.15}.hero-subtitle{color:var(--text-secondary);max-width:580px;font-size:.98rem;line-height:1.55}.toolbar{flex-direction:column;gap:14px;margin-top:28px;display:flex}.search-box{width:100%;max-width:540px;position:relative}.search-icon{color:var(--text-tertiary);pointer-events:none;font-size:.85rem;position:absolute;top:50%;left:14px;transform:translateY(-50%)}.search-input{background:var(--bg-surface);border:1px solid var(--border-muted);border-radius:var(--radius-md);width:100%;height:42px;color:var(--text-main);font-family:var(--font-sans);outline:none;padding:0 40px 0 38px;font-size:.88rem;transition:all .15s}.search-input::placeholder{color:var(--text-tertiary)}.search-input:focus{border-color:var(--text-tertiary);background:var(--bg-input);box-shadow:0 0 0 1px var(--text-tertiary)}.search-clear{color:var(--text-tertiary);cursor:pointer;background:0 0;border:none;padding:4px;font-size:.85rem;position:absolute;top:50%;right:12px;transform:translateY(-50%)}.filter-pills{flex-wrap:wrap;gap:6px;display:flex}@media (width<=768px){.filter-pills{-webkit-overflow-scrolling:touch;scrollbar-width:none;flex-wrap:nowrap;padding-bottom:6px;overflow-x:auto}.filter-pills::-webkit-scrollbar{display:none}}.filter-pill{color:var(--text-secondary);border:1px solid var(--border-subtle);cursor:pointer;font-size:.76rem;font-family:var(--font-sans);background:0 0;border-radius:999px;padding:5px 11px;transition:all .15s}.filter-pill:hover{color:var(--text-main);border-color:var(--border-muted)}.filter-pill.active{background:var(--text-main);color:var(--bg-canvas);border-color:var(--text-main);font-weight:500}.filter-pill-count{font-family:var(--font-mono);opacity:.7;margin-left:4px;font-size:.7rem}.cat-section{margin-bottom:40px}.cat-header{border-bottom:1px solid var(--border-subtle);justify-content:space-between;align-items:baseline;margin-bottom:14px;padding-bottom:8px;display:flex}.cat-title-group{align-items:baseline;gap:12px;display:flex}.cat-title{letter-spacing:-.01em;color:var(--text-main);font-size:.92rem;font-weight:600}.cat-desc{color:var(--text-tertiary);font-size:.78rem}.cat-link{font-size:.72rem;font-family:var(--font-mono);color:var(--text-tertiary)}.cat-link:hover{color:var(--text-main)}.tool-grid{grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:10px;display:grid}.tool-card{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-md);color:var(--text-main);flex-direction:column;min-height:92px;padding:13px 15px;transition:all .15s;display:flex}.tool-card:hover{background:var(--bg-subtle);border-color:var(--border-muted);transform:translateY(-1px)}.tool-card-head{justify-content:space-between;align-items:center;margin-bottom:6px;display:flex}.tool-card-name{letter-spacing:-.01em;color:var(--text-main);font-size:.86rem;font-weight:600}.tool-card-glyph{font-family:var(--font-mono);color:var(--text-tertiary);background:var(--bg-input);border-radius:var(--radius-xs);border:1px solid var(--border-subtle);padding:2px 6px;font-size:.72rem}.tool-card-desc{color:var(--text-secondary);-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:.76rem;line-height:1.45;display:-webkit-box;overflow:hidden}.tool-view{padding:28px 0 64px}.tool-view-head{margin-bottom:22px}.breadcrumb-nav{font-size:.76rem;font-family:var(--font-mono);color:var(--text-tertiary);align-items:center;gap:6px;margin-bottom:12px;display:flex}.breadcrumb-nav a{color:var(--text-tertiary)}.breadcrumb-nav a:hover{color:var(--text-main)}.breadcrumb-sep{opacity:.4}.tool-title-row{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:20px;display:flex}.tool-view-title{letter-spacing:-.025em;color:var(--text-main);margin-bottom:6px;font-size:1.55rem;font-weight:600}.tool-view-desc{color:var(--text-secondary);max-width:680px;font-size:.88rem;line-height:1.5}.tool-view-meta{align-items:center;gap:8px;padding-top:4px;display:flex}.secure-badge{font-size:.72rem;font-family:var(--font-mono);color:var(--success);background:var(--success-soft);border-radius:var(--radius-xs);border:1px solid #3dd68c33;align-items:center;gap:6px;padding:4px 9px;display:inline-flex}.tool-body{grid-template-columns:1fr;gap:16px;display:grid}@media (width>=860px){.tool-body{grid-template-columns:1fr 1fr;align-items:start}}.panel{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:20px}.panel h3{font-size:.72rem;font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.08em;color:var(--text-tertiary);margin-bottom:14px;font-weight:600}.field{margin-bottom:14px}.field label{color:var(--text-secondary);margin-bottom:6px;font-size:.76rem;font-weight:500;display:block}.field .hint{color:var(--text-tertiary);margin-top:4px;font-size:.72rem}input[type=text],input[type=url],input[type=number],input[type=password],input[type=search],input[type=email],input[type=datetime-local],input[type=date],select,textarea{background:var(--bg-input);width:100%;color:var(--text-main);border:1px solid var(--border-muted);border-radius:var(--radius-sm);outline:none;padding:9px 12px;font-family:inherit;font-size:.86rem;transition:all .15s}textarea{resize:vertical;font-family:var(--font-mono);tab-size:2;min-height:120px;line-height:1.5}textarea.code,input.code{font-family:var(--font-mono)}input:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid var(--accent);outline-offset:2px;background:#090a0f}@media (width<=768px){input[type=text],input[type=url],input[type=number],input[type=password],input[type=search],input[type=email],input[type=datetime-local],input[type=date],select,textarea{font-size:16px!important}}select{cursor:pointer;appearance:none;background-image:url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235f6677' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");background-position:right 10px center;background-repeat:no-repeat;background-size:14px;padding-right:32px}select option{background:var(--bg-surface);color:var(--text-main)}input[type=range]{accent-color:var(--text-main);background:var(--bg-input);cursor:pointer;border-radius:999px;height:6px}input[type=checkbox],input[type=radio]{accent-color:var(--accent);cursor:pointer}input[type=color]{appearance:none;border:1px solid var(--border-muted);border-radius:var(--radius-sm);background:var(--bg-input);cursor:pointer;padding:2px}input[type=color]::-webkit-color-swatch-wrapper{padding:0}input[type=color]::-webkit-color-swatch{border:none;border-radius:4px}.row{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.row.grow>*{flex:1;min-width:120px}.space-between{justify-content:space-between}.btn{font-size:.8rem;font-weight:500;font-family:var(--font-sans);border-radius:var(--radius-sm);cursor:pointer;color:var(--bg-canvas);background:var(--text-main);border:1px solid #0000;justify-content:center;align-items:center;gap:6px;padding:8px 14px;line-height:1;transition:all .12s;display:inline-flex}.btn:hover{background:#fff;transform:translateY(-.5px)}.btn:active{transform:translateY(0)}.btn.secondary{background:var(--bg-subtle);border-color:var(--border-muted);color:var(--text-main)}.btn.secondary:hover{background:var(--bg-hover);border-color:var(--text-tertiary)}.btn.success{background:var(--success);color:#05140c;font-weight:600}.btn.success:hover{background:#4ae297}.btn.danger{background:var(--danger);color:#fff}.btn.ghost{border-color:var(--border-subtle);color:var(--text-secondary);background:0 0}.btn.ghost:hover{background:var(--bg-subtle);color:var(--text-main);border-color:var(--border-muted)}.btn.sm{padding:5px 9px;font-size:.74rem}.btn:disabled{opacity:.35;cursor:not-allowed;transform:none}.btn:focus-visible,.filter-pill:focus-visible,.tool-card:focus-visible,.nav-link:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.out{background:var(--bg-input);border:1px solid var(--border-subtle);border-radius:var(--radius-md);white-space:pre-wrap;word-break:break-word;min-height:52px;max-height:400px;color:var(--text-main);padding:12px 14px;font-size:.84rem;overflow:auto}.out.mono,pre.out{font-family:var(--font-mono);font-size:.78rem;line-height:1.55}.out.ok{border-color:#3dd68c4d}.out.err{color:#ff9d9d;background:#f755550a;border-color:#f7555566}.meta{color:var(--text-tertiary);margin-top:10px;font-size:.74rem;line-height:1.45}.result-grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:8px;margin-top:10px;display:grid}.result-card{background:var(--bg-input);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);padding:10px 12px;transition:border-color .12s}.result-card:hover{border-color:var(--border-muted)}.result-card .k{color:var(--text-tertiary);font-size:.66rem;font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.06em}.result-card .v{word-break:break-all;color:var(--text-main);margin-top:4px;font-size:.92rem;font-weight:600}.result-card .v.mono{font-family:var(--font-mono);font-size:.8rem;font-weight:500}.dropzone{border:1px dashed var(--border-muted);border-radius:var(--radius-lg);text-align:center;color:var(--text-secondary);cursor:pointer;background:var(--bg-input);padding:32px 20px;font-size:.82rem;transition:all .15s}.dropzone:hover,.dropzone.drag{border-color:var(--text-tertiary);background:var(--bg-subtle);color:var(--text-main)}.dropzone .dz-icon{opacity:.6;margin-bottom:6px;font-size:1.3rem;display:block}.preview-box{border:1px solid var(--border-subtle);border-radius:var(--radius-md);background-color:#0d0e15;background-image:linear-gradient(45deg,#131520 25%,#0000 25%),linear-gradient(-45deg,#131520 25%,#0000 25%),linear-gradient(45deg,#0000 75%,#131520 75%),linear-gradient(-45deg,#0000 75%,#131520 75%);background-position:0 0,0 8px,8px -8px,-8px 0;background-repeat:repeat;background-size:16px 16px;background-attachment:scroll;background-origin:padding-box;background-clip:border-box;justify-content:center;align-items:center;min-height:180px;padding:16px;display:flex;overflow:auto}.preview-box img,.preview-box canvas,.preview-box video{border-radius:var(--radius-sm);max-width:100%;max-height:380px;display:block}table.diff{border-collapse:collapse;width:100%;font-family:var(--font-mono);border-radius:var(--radius-sm);font-size:.76rem;overflow:hidden}table.diff td{vertical-align:top;padding:3px 8px}table.diff tr.added td{color:#a4f2cb;background:#3dd68c14}table.diff tr.removed td{color:#ffa3a3;background:#f7555514}table.diff tr.ctx td{color:var(--text-tertiary)}td.ln{color:var(--text-tertiary);text-align:right;user-select:none;opacity:.5;width:32px}#toast-wrap{z-index:100;pointer-events:none;flex-direction:column;align-items:center;gap:8px;display:flex;position:fixed;bottom:24px;left:50%;transform:translate(-50%)}.toast{background:var(--bg-surface);border:1px solid var(--border-muted);color:var(--text-main);pointer-events:auto;border-radius:999px;padding:8px 16px;font-size:.78rem;font-weight:500;box-shadow:0 10px 30px #00000080}.toast.ok{color:#a4f2cb;border-color:#3dd68c66}.site-footer{border-top:1px solid var(--border-subtle);background:var(--bg-canvas);margin-top:auto;padding:24px 0}.footer-inner{color:var(--text-tertiary);font-size:.74rem;font-family:var(--font-mono);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;display:flex}.empty-state{text-align:center;color:var(--text-tertiary);padding:60px 20px}.empty-state h2{color:var(--text-main);margin-bottom:6px;font-size:1.05rem;font-weight:500}.hidden{display:none!important}.mono{font-family:var(--font-mono)}.dim{color:var(--text-tertiary)}.small{font-size:.76rem}.center{text-align:center}.mt{margin-top:16px}.mb{margin-bottom:16px}