@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Manrope:wght@400;500;600;700;800&display=swap');
:root{--ink:#183a37;--teal:#167366;--cream:#f8f9f5;--muted:#72807a;--line:#e0e6df}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--cream);color:var(--ink);font-family:'DM Sans',sans-serif}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button,a{cursor:pointer}a{color:inherit;text-decoration:none}header{height:95px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 6%}.brand{font-size:23px;font-weight:700;letter-spacing:-1px;display:flex;align-items:center;gap:4px}.brand span:not(.mark){font-weight:400}.brand small{font-size:10px;align-self:flex-start}.mark{display:inline-grid;place-items:center;background:var(--teal);color:white;width:32px;height:34px;border-radius:10px;margin-right:7px;font-size:29px}nav{display:flex;align-items:center;gap:32px;font-size:14px}button{color:inherit}nav button{background:transparent;border:1px solid #cbd7ce;padding:11px 16px;border-radius:8px}main{max-width:1250px;margin:auto;padding:0 42px}.hero{padding:73px 0 57px;text-align:center}.eyebrow{font-size:10px;letter-spacing:2px;font-weight:700}.eyebrow i{display:inline-block;background:#83a94c;width:7px;height:7px;border-radius:50%;margin-right:7px}h1,h2,h3{font-family:Manrope,sans-serif}h1{font-size:66px;line-height:1.14;letter-spacing:-3.7px;margin:24px 0 22px;font-weight:500}h1 em{font-family:Georgia,serif;color:var(--teal);font-weight:400}p{color:var(--muted);line-height:1.7;font-size:15px}.hero p{font-size:16px}.search{display:flex;align-items:center;gap:15px;max-width:590px;margin:30px auto 14px;background:white;border:1px solid #d6e0d6;border-radius:12px;padding:18px 20px;box-shadow:0 8px 30px #163c3606}.search span{font-size:27px}.search input{width:100%;border:0;outline:0;background:none;font-size:14px}.search kbd{border:1px solid var(--line);padding:1px 7px;border-radius:4px;color:#8e9993}.suggest{font-size:12px;color:var(--muted)}.suggest button{border:0;border-radius:5px;background:#edf0e9;padding:5px 10px;margin-left:8px;font-size:11px}.feature{background:#e9eee3;border-radius:18px;display:flex;justify-content:space-between;padding:38px 60px;margin-bottom:62px;position:relative;overflow:hidden}.feature h2{font-size:32px;letter-spacing:-1px;line-height:1.2;margin:15px 0}.feature p{font-size:13px}.feature a{font-size:13px;font-weight:700;display:inline-block;margin-top:8px}.sample{background:#fff;border-radius:14px;padding:24px 28px;width:360px;box-shadow:0 10px 28px #193d3610;transform:rotate(-2deg);align-self:center}.mini-label{font-size:9px;letter-spacing:1.4px;color:var(--muted);margin-bottom:21px}.sample-row{display:flex;align-items:center;justify-content:space-between;gap:12px}.sample-row input{width:160px;font-size:30px;color:var(--ink);border:0;outline:0}.sample-row strong{font-size:30px;font-weight:500}.sample-row span{font-size:12px;color:var(--muted)}.equals{color:#83a49a;margin:8px 0}.sample small{display:block;font-size:10px;color:var(--muted);margin-top:18px}.section-title{display:flex;justify-content:space-between;align-items:end}.section-title h2,#regions h2{font-size:32px;letter-spacing:-1.2px;margin:12px 0 24px}.section-title>span{font-size:12px;color:var(--muted);padding-bottom:28px}.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:25px}.filters button{border:1px solid var(--line);background:none;padding:10px 15px;border-radius:7px;font-size:12px}.filters button.active{background:var(--ink);color:white;border-color:var(--ink)}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.card{background:white;border:1px solid var(--line);border-radius:12px;padding:23px;text-align:left;position:relative;transition:.2s}.card:hover{transform:translateY(-3px);border-color:#8aada0;box-shadow:0 7px 15px #173c3608}.icon{font-size:22px;width:43px;height:43px;display:grid;place-items:center;border-radius:10px;background:#edf4ed;color:var(--teal);margin-bottom:23px}.card:nth-child(3n+2) .icon{background:#faf0e2;color:#a9772a}.card:nth-child(3n) .icon{background:#edf0fa;color:#6578a0}.card h3{font-size:16px;margin:0 0 7px;letter-spacing:-.4px}.card p{font-size:12px;margin:0;padding-right:15px;min-height:40px}.card .arrow{position:absolute;right:23px;top:27px;color:#87998d}.tag{display:inline-block;margin-top:14px;font-size:9px;color:#647e69;background:#f1f4ed;padding:4px 7px;border-radius:4px}#regions{margin:75px 0 55px}#regions>p{margin-top:-12px}.region-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:25px}.region-grid button{display:flex;flex-direction:column;align-items:start;background:transparent;border:1px solid var(--line);border-radius:10px;padding:20px;text-align:left}.region-grid b{font-size:28px;margin-bottom:20px;color:#81975c}.region-grid strong{font-size:13px}.region-grid span{font-size:11px;color:var(--muted);margin-top:8px;line-height:1.6}.region-grid button.selected{background:#e9eee3;border-color:var(--teal)}.bottom{border-top:1px solid var(--line);padding:30px 0 35px;display:flex;justify-content:space-between;align-items:center}.bottom h2{font-size:20px;max-width:210px}.bottom>div{display:flex;gap:40px}.bottom p{font-size:11px}.bottom b{color:var(--ink);font-size:12px}footer{border-top:1px solid var(--line);padding:32px 6%;display:flex;align-items:center;justify-content:space-between}footer .brand{font-size:17px}footer p,footer small{font-size:10px}dialog{border:1px solid var(--line);border-radius:18px;padding:30px;width:min(570px,94vw);color:var(--ink);background:var(--cream);max-height:90vh}dialog::backdrop{background:#102c2b88;backdrop-filter:blur(4px)}.dialog-top{display:flex;justify-content:space-between;align-items:center}.dialog-top button{border:0;background:none;font-size:20px}dialog h2{font-size:28px;margin-bottom:8px}dialog p{font-size:13px}form{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin:22px 0}label{font-size:12px;display:flex;flex-direction:column;gap:7px}label input,label select{width:100%;border:1px solid #cad7cd;border-radius:7px;padding:12px;background:white;color:var(--ink);min-width:0}form button{grid-column:1/-1;background:var(--teal);border:0;color:white;border-radius:8px;padding:13px}#result{background:#e4eddf;padding:20px;border-radius:10px;font-size:25px;overflow-wrap:anywhere}#result:empty{display:none}.note{font-size:11px!important}#favorite{border:1px solid #cad7cd;background:white;border-radius:7px;padding:10px;font-size:12px}button:focus-visible,a:focus-visible{outline:3px solid #bda965;outline-offset:3px}@media(max-width:760px){header{height:76px;padding:0 5%}.brand{font-size:18px}nav{gap:14px}nav>a{display:none}nav button{font-size:11px;padding:8px}main{padding:0 20px}.hero{padding:50px 0 35px}h1{font-size:44px;letter-spacing:-2px}.hero p{font-size:14px}.feature{padding:28px;flex-direction:column;gap:24px;margin-bottom:40px}.sample{width:100%;max-width:360px}.feature h2{font-size:29px}.grid{grid-template-columns:repeat(2,1fr);gap:10px}.card{padding:17px}.card h3{font-size:14px}.card p{font-size:11px}.card .arrow{right:15px;top:20px}.region-grid{grid-template-columns:repeat(2,1fr)}.section-title h2,#regions h2{font-size:27px}.section-title>span{display:none}.filters button{padding:8px 11px}.bottom{display:block}.bottom h2{max-width:none}.bottom>div{gap:18px}footer{display:block}footer p{margin:8px 0}#regions{margin-top:45px}}
.language-picker select{max-width:120px;border:1px solid #cbd7ce;border-radius:7px;padding:9px;background:transparent;color:var(--ink);font-size:12px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.directory{border-top:1px solid var(--line);padding:25px 0 40px}.directory h2{font-size:20px}.tool-links{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.tool-links a{font-size:12px;line-height:1.6;color:var(--teal)}.tool-links a:hover{text-decoration:underline}.tool-intro{padding:50px 0 35px;max-width:850px}.tool-intro h1{font-size:44px;letter-spacing:-1.6px}.tool-intro li{font-size:13px;line-height:1.8}.tool-intro h2{font-size:22px}.open-direct{border:0;border-radius:8px;padding:14px 22px;background:var(--teal);color:white;margin:10px 0 20px}html[dir=rtl] body{font-family:Tahoma,Arial,sans-serif}html[dir=rtl] h1,html[dir=rtl] h2,html[dir=rtl] h3{font-family:Tahoma,Arial,sans-serif;letter-spacing:0}html[dir=rtl] .eyebrow{letter-spacing:0}html[dir=rtl] .card,html[dir=rtl] .region-grid button{text-align:right}html[dir=rtl] .card .arrow{right:auto;left:23px}html[dir=rtl] .brand{direction:ltr}html[dir=rtl] .sample{direction:ltr}html[dir=rtl] #result{unicode-bidi:plaintext}html[dir=rtl] .region-grid button{align-items:stretch}html[dir=rtl] .card p{padding-right:0;padding-left:15px}html[dir=rtl] .sample-row input{direction:ltr}@media(max-width:760px){header{gap:8px}nav{gap:7px}.language-picker select{max-width:87px;padding:8px 4px;font-size:11px}.brand{font-size:16px}.mark{width:26px;height:29px;margin-right:3px}nav button{padding:8px 6px;font-size:10px}.tool-links{grid-template-columns:repeat(2,1fr)}html[dir=rtl] h1{font-size:37px;line-height:1.5}html[dir=rtl] .bottom>div{flex-wrap:wrap}.tool-intro h1{font-size:33px}}
#construction-tools{padding:0 0 55px;scroll-margin-top:20px}#construction-tools h2{font-size:30px;letter-spacing:-1px}#construction-tools .construction-links{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.construction-links a{background:#edf1e6;border:1px solid #d8e2d0;border-radius:10px;padding:20px;font-size:14px;font-weight:600;line-height:1.6}.construction-links a:hover{background:#e2ebd8}.result-table-wrap{overflow-x:auto;margin-top:15px}#result table{width:100%;border-collapse:collapse;min-width:390px;font-size:12px}#result td,#result th{text-align:start;border-bottom:1px solid #c9d8c1;padding:10px 8px}#result>strong{font-size:19px;display:block}#modal:has(.result-table-wrap){width:min(760px,94vw)}.tool-guide{padding:30px 0;max-width:850px}.tool-guide h2{font-size:24px}.tool-guide h3{font-size:18px}.tool-guide p,.tool-guide li{font-size:14px;line-height:1.8;color:var(--muted)}.tool-guide table{border-collapse:collapse;width:100%;font-size:13px}.tool-guide td,.tool-guide th{padding:10px;border:1px solid var(--line);text-align:start}.tool-guide details{padding:15px 0;border-bottom:1px solid var(--line)}.tool-guide summary{cursor:pointer;font-weight:600}@media(max-width:760px){#construction-tools .construction-links{grid-template-columns:1fr 1fr}#construction-tools h2{font-size:25px}.filters{gap:6px}.filters button:last-child{max-width:100%;text-align:start}}
.category-browser{padding:0 0 48px}.category-browser h2{font-size:32px;letter-spacing:-1px;margin:13px 0 8px}.category-browser>p{margin-top:0}.category-tiles{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:23px}.category-tiles a{display:grid;grid-template-columns:auto 1fr auto;gap:14px;align-items:center;padding:20px;background:white;border:1px solid var(--line);border-radius:12px;transition:.2s}.category-tiles a:hover{background:#eaf0e3;border-color:#9bb39d;transform:translateY(-2px)}.category-tiles a>span{font-size:22px;color:var(--teal)}.category-tiles strong{font-size:13px;line-height:1.5;font-weight:600}.category-tiles small{display:inline-grid;place-items:center;background:#edf2e8;border-radius:20px;min-width:24px;height:24px;font-size:11px}.category-tiles b{display:none}.category-tiles a:first-child{grid-column:span 2;background:#e8eee0;border-color:#d6e0c9}.grouped-tools{display:block}.tool-group{padding:15px 0 36px;scroll-margin-top:24px}.group-heading{display:flex;gap:13px;align-items:center;margin-bottom:19px;border-bottom:1px solid var(--line);padding-bottom:15px}.group-heading h2{font-size:24px;letter-spacing:-.6px;margin:0}.group-icon{color:var(--teal);font-size:23px}.group-count{font-size:11px;display:grid;place-items:center;min-width:25px;height:25px;background:#e5eddf;border-radius:20px}.group-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.directory-groups{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}.directory-groups h3{font-size:14px}.directory-groups .tool-links{display:flex;flex-direction:column;gap:7px}#regions{margin-top:30px}.filters{margin-bottom:12px}@media(max-width:760px){.category-tiles{grid-template-columns:1fr 1fr;gap:10px}.category-tiles a{padding:15px;gap:9px}.category-tiles strong{font-size:12px}.category-browser h2{font-size:27px}.group-grid{grid-template-columns:repeat(2,1fr);gap:10px}.group-heading h2{font-size:21px;line-height:1.5}.directory-groups{grid-template-columns:repeat(2,1fr)}.tool-group{padding-bottom:24px}}@media(max-width:380px){.group-grid{grid-template-columns:1fr}.category-tiles a{padding:12px}.category-tiles small{display:none}}
.advanced-settings{grid-column:1/-1;border:1px solid #d6e0d2;border-radius:10px;padding:13px;background:white}.advanced-settings summary{font-size:13px;cursor:pointer;font-weight:600}.advanced-settings[open]{display:grid;grid-template-columns:1fr 1fr;gap:13px}.advanced-settings summary{grid-column:1/-1}.advanced-settings label{margin-top:10px}.tool-page-link{grid-column:1/-1;font-size:12px;text-decoration:underline;color:var(--teal)}.material-navigation{margin:12px 0 23px;display:flex;flex-wrap:wrap;gap:7px}.material-navigation a{font-size:11px;border:1px solid #cad8c7;border-radius:20px;padding:7px 11px;background:#f0f4ea}.material-subheading{grid-column:1/-1;font-size:17px;margin:15px 0 0}.tool-intro .open-direct{display:inline-block}.material-warning{padding:15px;background:#fff3db;border:1px solid #e5c792;border-radius:8px}.formula{background:#edf1e7;padding:15px;border-radius:8px;font-family:monospace;font-size:13px;overflow-wrap:anywhere}.material-reference{font-size:12px;color:var(--muted)}@media(max-width:500px){.advanced-settings[open]{grid-template-columns:1fr}.advanced-settings label{min-width:0}}
.category-first>.category-browser{padding:36px 0 28px}.category-first .category-tiles a:first-child{grid-column:auto;background:white;border-color:var(--line)}.category-first .category-tiles a:first-child:hover{background:#eaf0e3;border-color:#9bb39d}.category-first>.hero{padding:30px 0 40px;border-top:1px solid var(--line)}.category-first>.hero h1{font-size:40px;line-height:1.2;letter-spacing:-1.8px;margin:16px 0}.category-first>.hero>p{font-size:14px}.category-first>.hero .search{margin-top:20px}#browse-heading{scroll-margin-top:25px}@media(max-width:760px){.category-first>.category-browser{padding:25px 0 23px}.category-first .category-tiles{margin-top:17px}.category-first .category-tiles a{min-height:76px}.category-first .category-browser h2{margin-top:10px}.category-first>.hero h1{font-size:32px}.category-first>.hero{padding:25px 0 30px}}
/* Refreshed visual system: category-first navigation and clear calculator surfaces. */
:root{--ink:#19263d;--teal:#2868dd;--cream:#f4f6fb;--muted:#66758a;--line:#e1e7f0}body{background:radial-gradient(ellipse at 95% 0,#e7edff 0,transparent 35%),var(--cream);color:var(--ink);font-family:'DM Sans',Arial,sans-serif}header{height:84px;padding:0 max(4%,calc((100vw - 1240px)/2));background:#ffffffed;border-bottom:1px solid #e1e7f0;gap:22px;backdrop-filter:blur(18px)}.brand{font-family:Manrope,sans-serif;font-size:22px;letter-spacing:-1.1px;font-weight:800;white-space:nowrap}.brand span:not(.mark){font-weight:500}.mark{background:#2868dd;color:white;box-shadow:0 5px 14px #2868dd26;width:37px;height:39px;border-radius:11px;margin-right:8px}.mark svg{width:25px;height:25px}.brand small{display:none}nav{gap:21px;font-size:12px;font-weight:600}nav a{color:#53637a}nav a:hover{color:#2868dd}nav button,.language-picker select{border:1px solid #dce4f0;border-radius:9px;background:#f8faff;padding:10px 12px}.language-picker select{font-weight:600}.language-picker{margin:0}main{max-width:1280px;padding:0 30px}.category-first>.category-browser,.category-browser{position:relative;margin:28px 0 24px;padding:36px;border-radius:24px;background:radial-gradient(ellipse at 100% 0,#244e83 0,transparent 60%),#13263e;box-shadow:0 16px 36px #152c4710;overflow:hidden}.category-browser .eyebrow{color:#83cbed;font-size:10px;letter-spacing:2px}.category-browser h2{font-size:38px;line-height:1.2;color:#fff;letter-spacing:-1.4px;font-weight:700;margin:13px 0 10px}.category-browser>p{color:#c1cfdf;font-size:14px;margin-bottom:0}.browse-stats{display:flex;gap:9px;margin-top:17px}.browse-stats span{background:#ffffff0c;border:1px solid #ffffff25;border-radius:20px;padding:5px 11px;color:#d7e6f6;font-size:10px;letter-spacing:.3px}.category-tiles{gap:12px;margin-top:26px}.category-tiles a,.category-first .category-tiles a:first-child{position:relative;display:grid;grid-template-columns:43px 1fr auto;align-items:center;column-gap:12px;row-gap:9px;background:#f6f9ff;border:1px solid #ffffff7d;border-radius:14px;padding:19px 15px;min-height:100px;color:#20324c;box-shadow:0 5px 12px #00000009;transition:transform .18s,box-shadow .18s,background .18s}.category-tiles a>span{width:43px;height:43px;display:grid;place-items:center;background:#e3ebff;color:#3465ca;border-radius:12px}.category-tiles svg{width:24px;height:24px}.category-tiles strong{font-family:Manrope,sans-serif;font-size:12px;line-height:1.65;font-weight:750;letter-spacing:-.15px}.category-tiles small{color:#697d98;background:#e8eef7;border:0;font-size:10px;min-width:22px;height:22px}.category-tiles a:nth-child(2)>span{background:#dcf4ed;color:#238568}.category-tiles a:nth-child(3)>span{background:#fce3e9;color:#ba5577}.category-tiles a:nth-child(4)>span{background:#eee4fc;color:#8155b8}.category-tiles a:nth-child(5)>span{background:#fff0d4;color:#af8026}.category-tiles a:nth-child(6)>span{background:#e0f2f8;color:#398ba3}.category-tiles a:nth-child(7)>span{background:#e9e9ff;color:#7066be}.category-tiles a:hover,.category-first .category-tiles a:first-child:hover{background:white;box-shadow:0 9px 20px #00000020;border-color:white;transform:translateY(-3px)}.category-tiles a:focus-visible{outline:3px solid #8edafa;outline-offset:3px}.category-first>.hero{position:relative;display:grid;grid-template-columns:1fr 1fr;column-gap:38px;text-align:start;padding:21px 8px 38px;border:0;align-items:center}.category-first>.hero>.eyebrow{grid-column:1;font-size:9px;color:#7b89a0}.category-first>.hero h1{grid-column:1;font-size:29px;line-height:1.25;letter-spacing:-1px;margin:9px 0}.category-first>.hero h1 br{display:none}.category-first>.hero h1 em{font-family:inherit;font-style:normal;font-weight:700;color:#2868dd}.category-first>.hero>p{grid-column:1;font-size:12px;line-height:1.8;margin:3px 0 0}.category-first>.hero .search{grid-column:2;grid-row:1/4;width:100%;max-width:none;padding:20px;margin:0;border:1px solid #d8e2f2;border-radius:13px;background:white;box-shadow:0 8px 20px #25427408}.search span{color:#2868dd}.search input{color:#24334c;font-size:13px}.search input::placeholder{color:#8996a8}.search:focus-within{border-color:#6d99ed;box-shadow:0 0 0 4px #3e7be810}.category-first>.hero .suggest{grid-column:2;text-align:start;padding:0 4px;margin-top:7px;font-size:11px}.suggest button{background:#eaf0fb;color:#546987;border-radius:6px}.section-title{padding-top:10px}.section-title .eyebrow{color:#8b9ab0;font-size:9px}.section-title h2,#regions h2{font-size:28px;letter-spacing:-.9px;font-weight:700;color:#22324c}.section-title>span{font-size:11px}.filters{gap:7px;margin-bottom:30px}.filters button{background:#fff;border:1px solid #e0e7f2;color:#65748c;padding:10px 13px;border-radius:9px;font-size:11px;font-weight:500}.filters button.active{background:#2868dd;border-color:#2868dd;color:#fff;box-shadow:0 4px 10px #2868dd20}.filters button:hover:not(.active){background:#eaf1ff;color:#2868dd}.group-heading{border-bottom:1px solid #dce4ef;padding:0 0 15px;gap:11px}.group-heading h2,#construction-tools .group-heading h2{font-size:23px;color:#1b2c46;letter-spacing:-.7px}.group-icon{width:36px;height:36px;background:#e8effd;border-radius:10px;display:grid;place-items:center;color:#2868dd}.group-icon svg{width:21px;height:21px}.group-count{background:#e5ecf8;color:#54729b;font-size:10px;height:23px;min-width:23px}.material-navigation{gap:7px;margin:0 0 20px}.material-navigation a{border:1px solid #dce4f0;background:#edf1f8;color:#5c7090;font-size:10px;padding:8px 11px}.material-navigation a:hover{background:#dfeaff;color:#2868dd}.material-subheading{font-size:15px;letter-spacing:-.3px;color:#63758e;padding:10px 0 2px}.group-grid{gap:14px}.card{border:1px solid #e1e7f1;border-radius:15px;padding:22px;background:#fff;box-shadow:0 3px 6px #1f3b5d02;min-width:0}.card .icon,.card:nth-child(3n+2) .icon,.card:nth-child(3n) .icon{background:#edf3ff;color:#3f75d7;border-radius:11px;width:40px;height:40px;margin-bottom:20px;font-size:19px}.card .icon svg{width:22px;height:22px}.card h3{font-size:14px;line-height:1.6;font-weight:700;letter-spacing:-.3px;color:#263854;margin-bottom:8px}.card p{font-size:11px;line-height:1.8;color:#8290a4;min-height:40px}.card .arrow{top:24px;right:22px;color:#96a5ba;font-size:18px;transition:.18s}.card:hover{border-color:#a8c3f5;box-shadow:0 10px 25px #1b427412;transform:translateY(-3px)}.card:hover .arrow{color:#2868dd;transform:translate(2px,-2px)}.tag{background:#eff4fe;color:#6a86ae;font-size:9px}.tool-group,#construction-tools.tool-group{padding:8px 0 40px;scroll-margin-top:24px}#regions{background:#eaf0fa;border-radius:20px;padding:30px;margin:18px 0 35px}#regions .eyebrow{color:#748cac}#regions h2{margin:10px 0 22px}#regions>p{font-size:13px}.region-grid{margin-top:20px}.region-grid button{background:#f7faff;border:1px solid #d7e2f2;border-radius:12px;padding:20px}.region-grid b{color:#7299d6;font-size:24px;margin-bottom:16px}.region-grid button:hover,.region-grid button.selected{background:white;border-color:#8aafea}.region-grid strong{font-size:12px}.region-grid span{font-size:10px}.bottom{padding:20px 8px 30px}.bottom h2{color:#2a3b56;font-size:20px}.bottom b{color:#456185}.directory{padding:28px 8px 38px}.directory h2{font-size:19px}.directory-groups{gap:26px}.directory-groups h3{font-size:12px;color:#647b9b}.directory-groups .tool-links a{font-size:11px;line-height:1.8;color:#8090a8}footer{background:#14253d;color:#e6edfa;border:0;padding:30px max(4%,calc((100vw - 1240px)/2));gap:20px}footer .brand{color:#f2f6ff;font-size:17px}footer p,footer small{color:#9caec7;font-size:10px}dialog{padding:28px;border:1px solid #dce5f2;background:#f7faff;border-radius:20px;box-shadow:0 25px 100px #091a4140}dialog::backdrop{background:#11223c9c;backdrop-filter:blur(7px)}dialog h2{font-size:26px;letter-spacing:-.8px;line-height:1.4}dialog #tool-desc{color:#7a8aa0;font-size:12px}.dialog-top .eyebrow{color:#6b8bc0;font-size:9px}.dialog-top #close{display:grid;place-items:center;width:32px;height:32px;border:1px solid #dce5f2;border-radius:50%;background:white;color:#7488a5;font-size:16px}label{color:#61718a;font-size:11px}label input,label select{border-color:#dce5f2;background:white;border-radius:9px;padding:13px;color:#263b5b}label input:focus,label select:focus{outline:2px solid #8fb5fa;outline-offset:1px}form button{background:#2868dd;border-radius:10px;font-size:13px;font-weight:600;box-shadow:0 5px 12px #2868dd20}form button:hover{background:#1e58c1}.advanced-settings{border-color:#dce5f2;border-radius:11px}.advanced-settings summary{color:#55729a;font-size:12px}#result{background:#e7f0ff;border:1px solid #c9dcfc;border-radius:12px;color:#24549a;padding:20px}#result table td,#result table th{border-color:#c9d9ef;color:#36587c}#result table th{font-size:10px}#result>strong{color:#24549a;font-size:18px}#favorite{background:white;border-color:#d7e2f2;color:#6684aa;border-radius:8px;font-size:11px}.tool-page-link{color:#4b7cc4;font-size:11px}.tool-intro{padding:40px 5px 25px}.tool-intro h1{font-size:40px;font-weight:700;line-height:1.3;letter-spacing:-1.4px}.tool-intro>p{font-size:14px}.open-direct{background:#2868dd;border-radius:10px;font-size:13px;box-shadow:0 5px 13px #2868dd22}.tool-guide{max-width:900px;padding:25px 5px 35px}.tool-guide h2{color:#274267;font-size:23px;letter-spacing:-.5px}.tool-guide p,.tool-guide li{font-size:13px;color:#73839a}.tool-guide table{background:white;border-radius:10px;overflow:hidden;font-size:12px}.tool-guide th{background:#eaf1fc;color:#52739e}.tool-guide details{border-color:#e0e8f3}.tool-guide summary{color:#526d92;font-size:13px}.formula{background:#eaf0fa;color:#53759f}.material-warning{background:#fff3da;border-color:#eed49c;color:#866c3d}.icon svg,.group-icon svg,.mark svg,.category-tiles svg{display:block;flex:none}html[dir=rtl] .card .arrow{right:auto;left:22px}html[dir=rtl] .category-first>.hero{text-align:right}html[dir=rtl] .category-first>.hero .suggest{text-align:right}html[dir=rtl] h1,html[dir=rtl] h2,html[dir=rtl] h3{letter-spacing:0}html[dir=rtl] .category-browser .eyebrow{letter-spacing:0}@media(min-width:1400px){.category-tiles{grid-template-columns:repeat(4,1fr)}}@media(max-width:1000px){header{padding:0 25px}nav{gap:12px}nav>a:nth-of-type(2){display:none}.category-tiles{grid-template-columns:repeat(3,1fr)}.category-tiles a:last-child{grid-column:auto}.category-first>.hero h1{font-size:27px}}@media(max-width:760px){header{height:73px;padding:0 18px;gap:10px}.brand{font-size:17px;letter-spacing:-.8px;gap:2px}.mark{width:30px;height:32px;border-radius:9px;margin-right:4px}.mark svg{width:21px;height:21px}nav{gap:6px}nav>a{display:none}.language-picker select{padding:8px 5px;border-radius:8px;max-width:80px;font-size:10px}nav button{padding:8px 7px;font-size:10px;border-radius:8px}main{padding:0 16px}.category-first>.category-browser,.category-browser{margin:17px 0 20px;padding:23px 18px;border-radius:18px}.category-browser .eyebrow{font-size:8px;letter-spacing:1.4px}.category-browser h2,.category-first .category-browser h2{font-size:28px;letter-spacing:-1px;line-height:1.25;margin:11px 0 9px}.category-browser>p{font-size:11px;line-height:1.8;max-width:280px}.browse-stats{gap:7px;margin-top:12px}.browse-stats span{font-size:9px;padding:4px 9px}.category-tiles,.category-first .category-tiles{grid-template-columns:1fr 1fr;gap:9px;margin-top:20px}.category-tiles a,.category-first .category-tiles a:first-child{grid-template-columns:32px 1fr;gap:9px;min-height:86px;padding:13px 10px;border-radius:11px}.category-tiles a>span{width:32px;height:32px;border-radius:9px}.category-tiles svg{width:19px;height:19px}.category-tiles strong{font-size:10px;line-height:1.6;letter-spacing:0;font-weight:700}.category-tiles small{position:absolute;bottom:6px;right:7px;height:16px;min-width:17px;font-size:8px;background:#e9eff8}.category-first>.hero{display:block;padding:9px 3px 29px;border-bottom:1px solid var(--line);margin-bottom:22px}.category-first>.hero>.eyebrow{display:none}.category-first>.hero h1{font-size:22px;line-height:1.5;letter-spacing:-.7px;margin:0 0 6px}.category-first>.hero>p{font-size:11px;margin-bottom:15px}.category-first>.hero .search{padding:15px;margin:0;border-radius:11px}.category-first>.hero .search input{font-size:11px}.category-first>.hero .suggest{font-size:10px;margin-top:10px}.suggest button{font-size:9px;padding:5px 8px}.section-title h2,#regions h2{font-size:24px}.section-title .eyebrow{font-size:8px}.filters{gap:6px;flex-wrap:nowrap;overflow-x:auto;padding-bottom:7px;margin-bottom:18px;scrollbar-width:thin}.filters button,.filters button:last-child{font-size:10px;white-space:nowrap;padding:9px 12px;max-width:none;flex:none}.group-heading{gap:9px;margin-bottom:16px;padding-bottom:13px}.group-heading h2,#construction-tools .group-heading h2{font-size:19px;letter-spacing:-.5px;line-height:1.5}.group-icon{width:31px;height:31px;border-radius:9px;flex:none}.group-icon svg{width:18px;height:18px}.group-count{height:21px;min-width:21px;font-size:9px}.material-navigation{gap:6px;margin-bottom:14px}.material-navigation a{font-size:9px;padding:7px 9px}.material-subheading{font-size:13px;margin-top:8px;padding-top:5px}.group-grid{gap:10px;grid-template-columns:repeat(2,minmax(0,1fr))}.card{padding:16px 13px;border-radius:12px}.card .icon,.card:nth-child(3n+2) .icon,.card:nth-child(3n) .icon{width:32px;height:32px;border-radius:9px;margin-bottom:15px}.card .icon svg{width:18px;height:18px}.card h3{font-size:11px;line-height:1.7;margin-bottom:7px}.card p{font-size:9px;line-height:1.9;padding:0;min-height:0}.card .arrow{right:13px;top:17px;font-size:15px}html[dir=rtl] .card .arrow{left:13px;right:auto}.tool-group,#construction-tools.tool-group{padding-bottom:30px}#regions{margin-top:15px;padding:23px 17px;border-radius:16px}#regions>p{font-size:11px}.region-grid{gap:9px}.region-grid button{padding:15px;border-radius:10px}.region-grid strong{font-size:10px}.region-grid span{font-size:9px}.region-grid b{font-size:20px}.bottom{padding:6px 4px 23px}.bottom h2{font-size:19px}.bottom>div{gap:14px;justify-content:space-between}.bottom p,.bottom b{font-size:10px}.directory{padding:20px 4px 30px}.directory-groups{gap:20px}.directory-groups h3{font-size:11px}.directory-groups .tool-links a{font-size:10px}footer{padding:25px 20px;display:block}footer .brand{font-size:17px}footer p{margin:10px 0}footer small{line-height:1.7;display:block;max-width:300px}dialog{padding:22px 18px;width:calc(100vw - 24px);max-height:91dvh;border-radius:17px}dialog h2{font-size:22px;line-height:1.5}dialog #tool-desc{font-size:11px}form{gap:12px}label{font-size:10px}label input,label select{font-size:13px;padding:12px 9px}form button{padding:14px;font-size:12px}#result{padding:16px;font-size:21px}#result>strong{font-size:16px}.note{font-size:10px!important}.tool-intro h1{font-size:30px;line-height:1.4}.tool-intro>p{font-size:12px}.tool-guide h2{font-size:21px}.tool-guide p,.tool-guide li{font-size:12px}.tool-guide table{font-size:10px}.tool-guide td,.tool-guide th{padding:9px 7px}html[dir=rtl] .category-first>.hero h1{font-size:24px}html[dir=rtl] .category-tiles small{right:auto;left:7px}}@media(max-width:360px){.brand{font-size:15px}.mark{width:27px;height:29px}nav button{font-size:9px;padding:8px 5px}.language-picker select{max-width:73px}.category-tiles a{grid-template-columns:1fr!important;gap:7px}.category-tiles strong{font-size:10px}.category-tiles small{display:block}.group-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
.card p{color:#68788e}.directory-groups .tool-links a{color:#63758f}.tool-guide p,.tool-guide li{color:#65758c}.category-tiles strong{font-weight:700}@media(max-width:760px){.category-tiles strong{font-size:11px}.card h3{font-size:12px}.card p{font-size:11px;line-height:1.7}.directory-groups .tool-links a{font-size:11px}.category-tiles small{bottom:5px}.category-first>.hero .search input{font-size:12px}}

/* Website information pages */
.footer-links{display:flex;flex-wrap:wrap;gap:14px 24px;margin:22px 0}.footer-links a{font-size:14px;text-decoration:underline;text-underline-offset:4px}.information-page{max-width:960px;margin:40px auto 80px;padding:0 24px}.information-page article{background:#fff;border:1px solid #e1e7ef;border-radius:24px;padding:clamp(24px,5vw,64px);box-shadow:0 16px 48px #17294b08}.information-page h1{font-size:clamp(34px,6vw,56px);line-height:1.15;margin:16px 0 24px}.information-page h2{font-size:22px;margin:32px 0 12px}.information-page p{font-size:16px;line-height:1.8;color:#43536a;margin:0 0 18px}.information-page .info-lead{font-size:21px;color:#243c60}.information-page a{color:#235ac4;overflow-wrap:anywhere}.info-back{display:block;margin-bottom:30px}.contact-cards{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:28px 0}.contact-cards section{background:#f4f7fc;border-radius:16px;padding:24px;min-width:0}.contact-cards h2{margin-top:0}@media(max-width:640px){.contact-cards{grid-template-columns:1fr}.information-page{padding:0 14px;margin-top:22px}header nav{flex-wrap:wrap}}