:root{--blue:#1768e5;--dark:#10233f;--muted:#66758a;--line:#dfe7f2;--bg:#f5f8fc;--shadow:0 18px 50px rgba(39,73,120,.12)}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,"Segoe UI",sans-serif;color:var(--dark);background:var(--bg)}.wrap{width:min(1120px,calc(100% - 36px));margin:auto}a{text-decoration:none;color:inherit}button,input,select,textarea{font:inherit}header{height:72px;background:#fff;border-bottom:1px solid var(--line)}.nav{height:100%;display:flex;align-items:center;justify-content:space-between}.brand{font-size:23px;font-weight:800;letter-spacing:1.2px}.brand b,nav a.active,nav a:hover{color:var(--blue)}nav{display:flex;gap:25px}nav a{color:#526176;font-weight:650}.menu{display:none;border:0;background:none;font-size:24px}.hero{text-align:center;padding:52px 0 112px;background:linear-gradient(140deg,#edf5ff,#fff 55%,#edf4ff)}.badge,.mini{display:inline-block;color:var(--blue);font-size:12px;font-weight:850;letter-spacing:.75px}.badge{background:#e8f1ff;border-radius:99px;padding:8px 13px}.hero h1{font-size:clamp(38px,6vw,58px);margin:16px 0 8px;letter-spacing:-2px}.hero h1 em{font-style:normal;color:var(--blue)}.hero p{margin:0;color:var(--muted);font-size:18px}.workspace{margin-top:-66px;margin-bottom:55px}.app{display:grid;grid-template-columns:290px 1fr;background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow);overflow:hidden;min-height:650px}.app aside{padding:27px 20px;background:#fbfdff;border-right:1px solid var(--line)}aside h2{margin:5px 8px 18px}.tab{width:100%;text-align:left;border:0;background:transparent;color:#53637a;border-radius:10px;padding:12px;margin:3px 0;cursor:pointer;font-weight:700}.tab.on{background:var(--blue);color:#fff}.panel{padding:30px}.panel-head{border-bottom:1px solid var(--line);padding-bottom:20px}.panel-head h2{font-size:28px;margin:5px 0}.panel-head p{margin:0;color:var(--muted)}.fields{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin:22px 0}.field.wide{grid-column:1/-1}.field span{display:block;font-size:13px;font-weight:800;margin-bottom:7px}.field input,.field select,.field textarea{width:100%;border:1px solid #cbd8e8;border-radius:9px;padding:11px 12px;outline:0}.field textarea{min-height:90px;resize:vertical}.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--blue);box-shadow:0 0 0 3px #e4f0ff}.primary{border:0;background:var(--blue);color:#fff;border-radius:10px;padding:12px 19px;font-weight:800;cursor:pointer}.output-head{display:flex;justify-content:space-between;align-items:center;margin-top:27px}.output-head button{border:1px solid #cbd8e8;background:#fff;color:var(--blue);border-radius:8px;padding:7px 10px;cursor:pointer}.output{margin-top:10px;border:1px solid var(--line);border-radius:13px;background:#fbfdff;padding:20px;line-height:1.7;white-space:pre-wrap;min-height:180px}.output.empty{display:grid;place-items:center;color:#8b98aa;text-align:center}.result-item{border-bottom:1px solid var(--line);padding:10px 0}.result-item:last-child{border-bottom:0}.ad{height:100px;border:1px dashed #cbd6e4;background:#fff;display:grid;place-items:center;margin-bottom:60px;color:#9aa7b8;font-size:11px;letter-spacing:1.5px}.info{display:grid;grid-template-columns:1fr 1fr;gap:20px;padding-bottom:70px}.info article{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px}.info h2{font-size:20px;margin:0 0 8px}.info p{color:var(--muted);line-height:1.7;margin:0}footer{background:#0d203a;color:#b5c2d3;padding:42px 0 24px}.foot{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px}.foot .brand{color:#fff}.foot h3{color:#fff;font-size:15px}.foot a:not(.brand){display:block;margin:9px 0;font-size:14px}.copyright{border-top:1px solid #29405e;margin-top:28px;padding-top:18px}@media(max-width:800px){nav{display:none}.menu{display:block}.nav.open nav{display:flex;position:absolute;top:64px;left:0;right:0;background:#fff;padding:18px;flex-direction:column;z-index:5}.app{grid-template-columns:1fr}.app aside{border-right:0;border-bottom:1px solid var(--line)}#tabs{display:grid;grid-template-columns:1fr 1fr}.foot{grid-template-columns:1fr 1fr}.foot>div:first-child{grid-column:1/-1}}@media(max-width:560px){header{height:64px}.hero{padding:42px 0 92px}.panel{padding:22px 14px}.fields,.info{grid-template-columns:1fr}.field.wide{grid-column:auto}.output-head{align-items:flex-start;gap:10px;flex-direction:column}.foot{grid-template-columns:1fr}.foot>div:first-child{grid-column:auto}}