:root{--bg:#100f0d;--bg-raised:#17150f;--panel:#1c1a14;--panel-2:#232019;--border:#332f24;--border-soft:#26231b;--text:#ffffff;--text-dim:#cccccc;--text-faint:#999999;--amber:#e8a33d;--amber-dim:#a97a34;--teal:#5fb99b;--red:#d9776f;--mono: "JetBrains Mono", ui-monospace, monospace;--sans: "Inter", -apple-system, sans-serif;--radius: 3px}*{box-sizing:border-box}html,body{margin:0;padding:0;height:100%}body{background:var(--bg);color:var(--text);font-family:var(--sans);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}::selection{background:var(--amber);color:#100f0d}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:var(--bg-raised)}::-webkit-scrollbar-thumb{background:var(--border);border-radius:5px}::-webkit-scrollbar-thumb:hover{background:var(--amber-dim)}a{color:var(--amber)}img,canvas{max-width:100%;height:auto}.shell{display:grid;grid-template-columns:268px 1fr;min-height:100vh}@media(max-width:1024px)and (min-width:861px){.shell{grid-template-columns:224px 1fr}.content{padding:24px 26px 56px}}.sidebar{background:var(--bg-raised);border-right:1px solid var(--border-soft);display:flex;flex-direction:column;height:100vh;position:sticky;top:0}.brand{padding:18px 16px 12px;border-bottom:1px solid var(--border-soft);display:flex;align-items:baseline;gap:8px}@media(max-width:860px){.shell{display:block}.sidebar{position:fixed;z-index:40;top:0;left:0;height:100vh;width:min(280px,86vw);transform:translate(-100%);transition:transform .18s ease;box-shadow:20px 0 40px #00000080}.sidebar.open{transform:translate(0)}.menu-btn{display:inline-flex!important}.scrim{display:none;position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;z-index:35}.scrim.open{display:block}}.brand .glyph{color:var(--amber);font-family:var(--mono);font-weight:700;font-size:18px}.brand .name{font-family:var(--mono);font-weight:700;font-size:16px;letter-spacing:-.02em}.brand .tag{font-size:10px;color:var(--text-faint);font-family:var(--mono);margin-left:auto}.cmdk{margin:12px 14px 6px;position:relative}.cmdk:before{content:":";position:absolute;left:10px;top:50%;transform:translateY(-50%);color:var(--amber);font-family:var(--mono);font-weight:700;font-size:13px}.cmdk input{width:100%;background:var(--panel);border:1px solid var(--border);color:var(--text);font-family:var(--mono);font-size:12.5px;padding:8px 10px 8px 22px;border-radius:var(--radius);outline:none}.cmdk input:focus{border-color:var(--amber-dim)}.cmdk input::placeholder{color:var(--text-faint)}.navwrap{overflow-y:auto;flex:1;padding:6px 8px 16px}.navgroup{margin-top:14px}.navgroup h4{font-family:var(--mono);font-size:10.5px;text-transform:uppercase;letter-spacing:.08em;color:var(--text-faint);margin:0 8px 4px;font-weight:600}.navitem{display:flex;align-items:center;gap:8px;padding:6px 8px;border-radius:var(--radius);color:var(--text-dim);cursor:pointer;font-size:12.8px;font-family:var(--mono);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;text-decoration:none}.navitem:hover{background:var(--panel);color:var(--text)}.navitem.active{background:var(--panel-2);color:var(--amber)}.navitem .n{opacity:.45;font-size:11px;width:16px;flex-shrink:0}.navitem.hidden{display:none}.sidebar-foot{padding:10px 16px;border-top:1px solid var(--border-soft);font-size:11px;color:var(--text-faint);font-family:var(--mono)}.main{min-width:0}.topbar{display:flex;align-items:center;gap:10px;padding:12px 16px;border-bottom:1px solid var(--border-soft);position:sticky;top:0;background:var(--bg);z-index:20}.topbar .brand{display:none}@media(max-width:860px){.topbar .brand{display:inline-flex}}.menu-btn{display:none;align-items:center;justify-content:center;width:32px;height:32px;border:1px solid var(--border);background:var(--panel);color:var(--text);border-radius:var(--radius);cursor:pointer}.content{padding:28px 34px 60px;max-width:1180px}@media(max-width:640px){.content{padding:16px 14px 44px}}@media(max-width:420px){.content{padding:14px 12px 40px}}.tool-head{margin-bottom:18px}.crumb{font-family:var(--mono);font-size:11px;color:var(--text-faint);text-transform:uppercase;letter-spacing:.08em}.tool-head h1{font-family:var(--mono);font-size:21px;margin:4px 0 6px;font-weight:700;letter-spacing:-.01em}.tool-head p{color:var(--text-dim);font-size:13px;margin:0;max-width:680px}@media(max-width:640px){.tool-head h1{font-size:18px}.tool-head p{font-size:12.5px}}.pro-btn{background:linear-gradient(135deg,var(--amber) 0%,#ff8a00 100%);color:#100f0d;border:none;border-radius:var(--radius);padding:10px;font-family:var(--sans);font-weight:700;font-size:13px;cursor:pointer;display:flex;justify-content:center;align-items:center;gap:6px;transition:opacity .2s,transform .1s;width:100%}.pro-btn:hover{opacity:.9;transform:translateY(-1px)}.pro-btn:active{transform:translateY(0)}.modal-scrim{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000b3;z-index:100;display:none;align-items:center;justify-content:center;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.modal-scrim.open{display:flex}.modal-panel{background:var(--bg);border:1px solid var(--border);border-radius:12px;width:90%;max-width:480px;padding:32px 28px;position:relative;box-shadow:0 20px 60px #0009;animation:modalIn .2s cubic-bezier(.16,1,.3,1)}@keyframes modalIn{0%{opacity:0;transform:translateY(20px) scale(.96)}to{opacity:1;transform:translateY(0) scale(1)}}.modal-close{position:absolute;right:16px;top:16px;background:transparent;border:none;color:var(--text-faint);cursor:pointer;font-size:24px;line-height:1;padding:4px}.modal-close:hover{color:var(--text)}.pro-features{list-style:none;padding:0;margin:24px 0}.pro-features li{display:flex;align-items:flex-start;gap:12px;margin-bottom:16px;font-size:14px}.pro-features li svg{flex-shrink:0;color:var(--amber);width:20px;height:20px;margin-top:1px}.panel{background:var(--panel);border:1px solid var(--border-soft);border-radius:6px;padding:16px;margin-bottom:16px}.panel h3{margin:0 0 10px;font-size:12px;font-family:var(--mono);text-transform:uppercase;letter-spacing:.06em;color:var(--text-faint);font-weight:600}@media(max-width:640px){.panel{padding:12px;border-radius:5px}}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}@media(max-width:760px){.grid2{grid-template-columns:1fr;gap:12px}}textarea,.fake-textarea{width:100%;background:var(--bg-raised);color:var(--text);border:1px solid var(--border);border-radius:var(--radius);font-family:var(--mono);font-size:12.5px;line-height:1.55;padding:10px;resize:vertical;min-height:220px;outline:none}textarea:focus{border-color:var(--amber-dim)}textarea[readonly]{color:var(--text-dim)}@media(max-width:640px){textarea{min-height:160px;font-size:13px}}label{display:block;font-size:11.5px;color:var(--text-faint);font-family:var(--mono);margin-bottom:6px;text-transform:uppercase;letter-spacing:.05em}input[type=text],input[type=number],input[type=search],select{background:var(--bg-raised);color:var(--text);border:1px solid var(--border);border-radius:var(--radius);font-family:var(--mono);font-size:12.5px;padding:8px 10px;outline:none}input[type=text]:focus,input[type=number]:focus,select:focus{border-color:var(--amber-dim)}.btnrow{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0 4px}button{font-family:var(--mono);font-size:12px;font-weight:600;padding:8px 14px;border-radius:var(--radius);border:1px solid var(--border);background:var(--panel-2);color:var(--text);cursor:pointer;transition:border-color .12s,color .12s}button:hover{border-color:var(--amber-dim);color:var(--amber)}button.primary{background:var(--amber);color:#171308;border-color:var(--amber)}button.primary:hover{background:#f0ae4d;color:#171308}button.ghost{background:transparent}button:disabled{opacity:.4;cursor:not-allowed}@media(max-width:640px){button{padding:10px 14px;font-size:12.5px}.btnrow{gap:8px 10px}.btnrow button{flex:1 1 auto}}.field-row{display:flex;gap:10px;flex-wrap:wrap;align-items:end;margin-bottom:12px}.field{display:flex;flex-direction:column;gap:0;min-width:0}@media(max-width:640px){.field-row{flex-direction:column;align-items:stretch;gap:10px}.field-row input[type=text],.field-row input[type=number],.field-row select{width:100%!important}.field-row>button{width:100%}}.badge{display:inline-block;font-family:var(--mono);font-size:10.5px;padding:2px 7px;border-radius:20px;border:1px solid var(--border);color:var(--text-dim)}.badge.ok{color:var(--teal);border-color:var(--teal)}.badge.err{color:var(--red);border-color:var(--red)}.msg{font-family:var(--mono);font-size:12px;padding:8px 10px;border-radius:var(--radius);margin-top:8px;display:none}.msg.show{display:block}.msg.ok{background:#5fb99b14;color:var(--teal);border:1px solid rgba(95,185,155,.3)}.msg.err{background:#d9776f14;color:var(--red);border:1px solid rgba(217,119,111,.3)}.meta-row{display:flex;justify-content:space-between;align-items:center;margin-top:6px}.count{font-family:var(--mono);font-size:11px;color:var(--text-faint)}table.kv{width:100%;border-collapse:collapse;font-family:var(--mono);font-size:12.5px;table-layout:fixed}table.kv th{text-align:left;color:var(--text-faint);font-weight:600;padding:6px 8px;border-bottom:1px solid var(--border-soft);font-size:11px;text-transform:uppercase;letter-spacing:.05em;width:34%}table.kv td{padding:7px 8px;border-bottom:1px solid var(--border-soft);word-break:break-all}table.kv tr:last-child td{border-bottom:none}@media(max-width:480px){table.kv{font-size:11.5px}table.kv th{width:38%;padding:6px}table.kv td{padding:6px}}.hero{padding:26px 0 8px}.hero h1{font-family:var(--mono);font-size:26px;margin:0 0 8px}.hero p{color:var(--text-dim);max-width:560px;margin:0 0 18px}.hero .stat{font-family:var(--mono);color:var(--amber)}@media(max-width:640px){.hero{padding:10px 0 4px}.hero h1{font-size:21px}.hero p{font-size:13px}}.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:10px;margin-top:16px}.card{background:var(--panel);border:1px solid var(--border-soft);border-radius:6px;padding:14px;cursor:pointer;display:block;text-decoration:none;color:var(--text)}.card:hover{border-color:var(--amber-dim)}.card .cat{font-family:var(--mono);font-size:10px;color:var(--text-faint);text-transform:uppercase;letter-spacing:.06em}.card .t{font-family:var(--mono);font-size:13.5px;margin-top:4px;font-weight:600}@media(max-width:480px){.cards{grid-template-columns:1fr 1fr;gap:8px}.card{padding:11px}}@media(max-width:360px){.cards{grid-template-columns:1fr}}.diffwrap{font-family:var(--mono);font-size:12.5px;white-space:pre-wrap;word-break:break-word;background:var(--bg-raised);border:1px solid var(--border);border-radius:var(--radius);padding:10px;min-height:160px;overflow:auto}.diff-add{background:#5fb99b2e;color:#a9e3cd}.diff-del{background:#d9776f2e;color:#f0b9b4;text-decoration:line-through}.viewport-grid{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));margin-top:14px}@media(max-width:480px){.viewport-grid{grid-template-columns:1fr;gap:12px}}.viewport-card{border:1px solid var(--border);border-radius:6px;overflow:hidden;background:var(--bg-raised)}.viewport-card .vp-head{display:flex;justify-content:space-between;padding:6px 10px;font-family:var(--mono);font-size:11px;color:var(--text-faint);border-bottom:1px solid var(--border-soft)}.viewport-card iframe{width:100%;border:none;display:block;background:#fff}.qr-drop{border:1.5px dashed var(--border);border-radius:6px;padding:26px;text-align:center;color:var(--text-faint);font-family:var(--mono);font-size:12px;cursor:pointer}.qr-drop:hover{border-color:var(--amber-dim);color:var(--text-dim)}.regex-highlight{white-space:pre-wrap;word-break:break-word;background:var(--bg-raised);border:1px solid var(--border);border-radius:var(--radius);padding:10px;font-family:var(--mono);font-size:12.5px;min-height:120px}.regex-highlight mark{background:#e8a33d59;color:var(--text);border-radius:2px}.footer-note{margin-top:26px;font-size:11.5px;color:var(--text-faint);font-family:var(--mono)}