:root{--ink:#133747;--teal:#087c84;--line:#dce8eb}*{box-sizing:border-box}body{margin:0;background:#f5f9fa;color:var(--ink);font:16px/1.5 Arial,sans-serif}a{color:inherit;text-decoration:none}.wrap{width:min(1120px,calc(100% - 40px));margin:auto}header{background:white;border-bottom:1px solid var(--line)}header .wrap{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{font-size:23px;font-weight:800;letter-spacing:-.045em;white-space:nowrap}.mark{width:39px;height:39px;border-radius:12px;display:inline-grid;place-items:center;margin-right:7px;background:#087c84;color:white;font-size:29px;line-height:1;transform:rotate(-7deg)}header nav{display:flex;gap:25px;color:#526d79;font-weight:bold;font-size:14px}header nav a:hover,.tool-head a:hover{color:var(--teal)}.hero{padding:58px 0 34px}.eyebrow,.kicker{font-size:12px;letter-spacing:.14em;font-weight:800;color:var(--teal)}h1{font-size:clamp(37px,5vw,62px);line-height:1.08;letter-spacing:-.055em;margin:16px 0}h1 em{font-style:normal;color:var(--teal)}.hero p,.tool-head p{font-size:18px;color:#526d79;max-width:700px;margin:0}.category{margin:28px 0 50px}.category h2{font-size:25px;letter-spacing:-.03em;border-bottom:1px solid var(--line);padding-bottom:13px}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.card{background:white;border:1px solid var(--line);border-radius:16px;padding:22px;min-height:180px;display:flex;flex-direction:column;transition:border-color .15s,transform .15s}.card:hover{border-color:var(--teal);transform:translateY(-2px)}.card b{font-size:19px}.card p{color:#526d79;margin:8px 0 18px}.card span{margin-top:auto;color:var(--teal);font-size:14px;font-weight:bold}.tool-head{padding:38px 0 30px}.tool-head>a{font-weight:bold;color:#526d79;font-size:14px}.tool-head h1{font-size:clamp(34px,4.5vw,52px)}.work{display:grid;grid-template-columns:1fr .8fr;background:white;border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:0 12px 38px #153f500b;margin-bottom:22px}form{padding:32px}#fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:17px}label{display:block;font-size:14px;color:#425e6b;font-weight:bold}.input{display:flex;align-items:center;border:1px solid #c9dbe0;border-radius:9px;margin-top:7px}.input:focus-within{outline:2px solid var(--teal)}input{width:100%;min-width:0;border:0;background:transparent;outline:0;padding:12px;font:700 18px Arial;color:var(--ink)}.input small{white-space:nowrap;color:#667f89;font-size:13px;padding:0 11px;font-weight:normal}.modes{display:flex;gap:8px;flex-wrap:wrap;margin-top:20px}.mode{background:#eef4f5;border:1px solid #cedfe3;border-radius:8px;padding:10px 14px;color:#244a59;font-weight:bold;cursor:pointer}.mode.active{background:#087c84;color:white;border-color:#087c84}output{display:block;padding:34px;background:#123b4d;color:white;min-height:280px}.kicker{display:block;color:#8bd7d7;margin-bottom:20px}.answer{border-top:1px solid #ffffff36;padding:14px 0;display:flex;justify-content:space-between;gap:12px}.answer strong{text-align:right;font-size:20px}.answer.highlight{background:#ffffff14;border:0;border-radius:9px;margin-top:12px;padding:14px}.explain{color:#526d79;max-width:770px;margin:30px 0 70px}footer{background:#102f40;color:white;padding:22px 0;font-size:13px}footer .wrap{display:flex;justify-content:space-between;gap:20px}footer span{color:#c4d5dc}@media(max-width:780px){.grid{grid-template-columns:repeat(2,1fr)}.work{grid-template-columns:1fr}}@media(max-width:560px){header nav{display:none}.grid,#fields{grid-template-columns:1fr}form,output{padding:23px}.hero{padding-top:36px}.hero p,.tool-head p{font-size:16px}footer .wrap{flex-direction:column}}
.category-overview{margin:2px 0 46px}.category-overview h2,.category-next h2{font-size:25px;letter-spacing:-.03em}.category-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:13px}.category-card{background:white;border:1px solid var(--line);border-radius:14px;padding:18px;display:flex;align-items:center;gap:12px;min-height:92px}.category-card:hover{border-color:var(--teal)}.category-icon{width:37px;height:37px;border-radius:10px;background:#e0f2f1;color:#087c84;display:grid;place-items:center;font-size:22px;font-weight:bold;flex:none}.category-card b{display:block;font-size:16px;line-height:1.25}.category-card small{display:block;color:#667e89;font-size:13px;margin-top:4px}.category-arrow{margin-left:auto;color:var(--teal)}.category-heading{display:flex;align-items:end;justify-content:space-between;gap:18px;border-bottom:1px solid var(--line);margin-bottom:16px;padding-bottom:12px}.category-heading h2{border:0;margin:5px 0 0;padding:0}.category-heading>a{color:var(--teal);font-size:14px;font-weight:bold;white-space:nowrap}.category-heading>span{color:#667e89;font-size:14px}.category-next{border-top:1px solid var(--line);margin:40px 0 75px;padding-top:20px}.category-next .category-grid{grid-template-columns:repeat(3,1fr)}.crumb{margin:20px 0 -19px}.crumb a{color:#087c84;font-size:14px;font-weight:bold}.tool-head .eyebrow{display:block;margin-top:22px}
@media(max-width:900px){header nav{display:none}.category-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.category-grid,.category-next .category-grid{grid-template-columns:1fr}.category-card{min-height:76px}.category-heading{align-items:center}.category-heading>a{white-space:normal;text-align:right}}

.brand{display:inline-flex;align-items:center;line-height:1}.brand img{width:210px;height:auto;display:block}@media(max-width:560px){.brand img{width:180px}}

.info{max-width:780px;padding:50px 0 85px}.info h1{font-size:clamp(34px,5vw,51px)}.info h2{font-size:25px;margin:32px 0 8px}.info p{font-size:17px;color:#456371;line-height:1.7}.textlink{color:#087c84;font-weight:bold}.guide{max-width:770px;margin:28px 0 0}.guide h2{font-size:23px;margin:0 0 7px}.guide p{color:#526d79;line-height:1.65;margin:0}.explain{margin:18px 0 70px}footer a:hover{text-decoration:underline}