:root{
  --bg:#080b14;--surface:#0f1422;--surface2:#151b2b;--surface3:#1b2234;
  --text:#eef2ff;--muted:#929bb1;--border:#252d40;--accent:#7c8cff;--accent2:#9aa6ff;
  --good:#50d890;--danger:#ff6b7a;--shadow:0 20px 60px rgba(0,0,0,.22);
}
:root.light{--bg:#f5f7fb;--surface:#fff;--surface2:#f1f4fa;--surface3:#e9edf6;--text:#141827;--muted:#647087;--border:#dce2ed;--accent:#4f5fe8;--accent2:#3e4ed2;--shadow:0 18px 45px rgba(30,42,80,.09)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:14px/1.55 Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
button,input,textarea,select{font:inherit}button,a{transition:.18s ease}a{color:inherit}.topbar{height:68px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 26px;position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(16px)}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none}.brand-mark{width:35px;height:35px;border-radius:10px;display:grid;place-items:center;background:var(--accent);font-weight:800;font-size:12px}.brand strong{display:block;font-size:14px}.brand small{display:block;color:var(--muted);font-size:10px;letter-spacing:.12em;text-transform:uppercase}.top-actions{display:flex;align-items:center;gap:9px}.site-link{font-size:13px;color:var(--muted);text-decoration:none;padding:8px 11px;border-radius:8px}.site-link:hover{background:var(--surface2);color:var(--text)}
.icon-btn,.ghost-btn,.primary-btn,.mobile-tools{border:1px solid var(--border);background:var(--surface);color:var(--text);border-radius:9px;cursor:pointer}.icon-btn{width:36px;height:36px}.icon-btn:hover,.ghost-btn:hover,.mobile-tools:hover{border-color:var(--accent);color:var(--accent2)}.ghost-btn{padding:8px 12px;font-weight:600;font-size:12px}.primary-btn{padding:9px 14px;background:var(--accent);border-color:var(--accent);color:#fff;font-weight:700;font-size:12px}.primary-btn:hover{background:var(--accent2)}button:disabled{opacity:.4;cursor:not-allowed!important}
.app-shell{display:grid;grid-template-columns:275px minmax(0,1fr);min-height:calc(100vh - 68px)}.sidebar{border-right:1px solid var(--border);padding:24px 16px;position:sticky;top:68px;height:calc(100vh - 68px);overflow:auto;background:var(--surface)}
.sidebar-head{display:flex;justify-content:space-between;align-items:start;margin:0 8px 18px}.sidebar h2{margin:1px 0 0;font-size:19px}.eyebrow{margin:0;color:var(--accent2);font-size:10px;letter-spacing:.14em;font-weight:800}.search{height:40px;border:1px solid var(--border);border-radius:9px;display:flex;align-items:center;gap:7px;padding:0 10px;margin:0 0 14px;background:var(--surface2)}.search span{font-size:19px;color:var(--muted)}.search input{border:0;outline:0;background:transparent;color:var(--text);width:100%;font-size:12px}.tool-group{margin:17px 0}.tool-group-title{font-size:10px;color:var(--muted);font-weight:800;letter-spacing:.1em;text-transform:uppercase;padding:0 8px 7px}.tool-item{display:flex;gap:9px;width:100%;border:0;background:transparent;color:var(--muted);padding:7px 8px;border-radius:7px;text-align:left;cursor:pointer;font-size:12px}.tool-item:hover{background:var(--surface2);color:var(--text)}.tool-item.active{background:color-mix(in srgb,var(--accent) 14%,transparent);color:var(--text)}.tool-item .num{width:22px;color:var(--muted);font-variant-numeric:tabular-nums}.tool-item.active .num{color:var(--accent2);font-weight:800}
.main{max-width:1450px;width:100%;margin:auto;padding:40px clamp(20px,4vw,54px) 55px}.hero{display:flex;justify-content:space-between;gap:25px;align-items:end;margin:0 0 26px}.hero h1{font-size:clamp(25px,3vw,37px);letter-spacing:-.035em;margin:6px 0 7px}.hero p{color:var(--muted);margin:0;max-width:700px}.tool-badge{padding:7px 10px;border:1px solid var(--border);border-radius:999px;color:var(--muted);font-size:11px;white-space:nowrap}
.workspace{display:grid;grid-template-columns:minmax(320px,.86fr) minmax(380px,1.14fr);gap:18px;align-items:start}.panel{background:var(--surface);border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow);overflow:hidden}.panel-head{min-height:65px;padding:15px 17px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:10px}.panel-head h2{font-size:13px;margin:0 0 2px}.panel-head span{font-size:11px;color:var(--muted)}.result-actions{display:flex;gap:7px}.input-panel form{padding:18px}.field{margin-bottom:15px}.field:last-child{margin-bottom:0}.field label{display:block;font-size:11px;font-weight:750;margin-bottom:6px;color:var(--text)}.field .hint{font-size:10px;color:var(--muted);margin:0 0 6px}.control{width:100%;border:1px solid var(--border);background:var(--surface2);color:var(--text);border-radius:8px;padding:10px 11px;outline:none}.control:focus{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 12%,transparent)}textarea.control{min-height:105px;resize:vertical}.two{display:grid;grid-template-columns:1fr 1fr;gap:10px}.three{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.checks{display:flex;flex-wrap:wrap;gap:8px}.check{display:flex;align-items:center;gap:6px;border:1px solid var(--border);background:var(--surface2);border-radius:7px;padding:8px 9px;color:var(--muted);font-size:11px}.check input{accent-color:var(--accent)}
.form-actions{display:flex;gap:8px;margin-top:18px}.form-actions button{flex:1;padding:11px}.result{padding:18px;min-height:520px;max-height:680px;overflow:auto}.result.empty{display:grid;place-content:center;text-align:center;color:var(--muted);min-height:520px}.empty-icon{margin:auto auto 12px;width:42px;height:42px;border-radius:12px;background:var(--surface2);display:grid;place-items:center;color:var(--accent);font-size:20px}.empty h3{color:var(--text);font-size:14px;margin:0 0 5px}.empty p{max-width:330px;font-size:12px;margin:auto}.result-card{border:1px solid var(--border);border-radius:10px;overflow:hidden;margin-bottom:12px;background:var(--surface2)}.result-card:last-child{margin-bottom:0}.result-card h3{font-size:12px;margin:0;padding:11px 13px;border-bottom:1px solid var(--border)}.result-body{padding:12px 13px;font-size:12px;white-space:pre-wrap}.result-table{width:100%;border-collapse:collapse;font-size:11px}.result-table th,.result-table td{border:1px solid var(--border);padding:8px;text-align:left;vertical-align:top}.result-table th{background:var(--surface3)}pre.code{margin:0;padding:14px;overflow:auto;background:#090d17;color:#dbe2ff;border-radius:8px;font:12px/1.55 ui-monospace,SFMono-Regular,Menlo,monospace}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:12px}.stat{padding:12px;border:1px solid var(--border);background:var(--surface2);border-radius:9px}.stat b{display:block;font-size:19px}.stat span{font-size:10px;color:var(--muted)}
.info-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px;margin-top:18px}.info-card{border:1px solid var(--border);background:var(--surface);border-radius:14px;padding:20px}.info-card h2{font-size:16px;letter-spacing:-.02em;margin:6px 0 8px}.info-card p:not(.eyebrow){color:var(--muted);font-size:12px;margin:0}.faq details{border-top:1px solid var(--border);padding:10px 0}.faq details:first-of-type{margin-top:10px}.faq summary{cursor:pointer;font-weight:650;font-size:12px}.faq details p{padding-top:6px}
footer{border-top:1px solid var(--border);padding:20px 26px;color:var(--muted);display:flex;justify-content:space-between;font-size:11px}footer a{color:var(--text);font-weight:700;text-decoration:none}.mobile-tools,.mobile-only{display:none}#toast{position:fixed;right:20px;bottom:20px;background:var(--text);color:var(--bg);padding:10px 13px;border-radius:9px;font-size:12px;font-weight:700;opacity:0;transform:translateY(10px);pointer-events:none;transition:.2s;z-index:50}#toast.show{opacity:1;transform:none}
@media(max-width:1000px){.app-shell{grid-template-columns:230px}.workspace{grid-template-columns:1fr}.result{min-height:400px}.info-grid{grid-template-columns:1fr 1fr}}
@media(max-width:720px){.topbar{padding:0 15px}.site-link{display:none}.app-shell{display:block}.sidebar{position:fixed;left:-290px;top:68px;width:275px;z-index:30;transition:left .22s;height:calc(100vh - 68px);box-shadow:var(--shadow)}.sidebar.open{left:0}.mobile-only{display:block}.mobile-tools{display:block;margin-bottom:18px;padding:9px 12px}.main{padding:24px 14px 40px}.hero{align-items:start}.hero h1{font-size:25px}.tool-badge{display:none}.two,.three{grid-template-columns:1fr}.info-grid{grid-template-columns:1fr}footer{padding:18px 15px;gap:8px;flex-direction:column}.result-actions .ghost-btn{display:none}.result-actions .primary-btn{padding:8px 10px}}