@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{color-scheme:dark;--bg:#090D16;--surface:#1E293B;--teal:#14B8A6;--gold:#F59E0B;--text:#F1F5F9;--muted:#9CAEC4;--line:#2d3b4f;--inset:#121c2c;--hover:#25364a}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:22px}body{margin:0;background:var(--bg);color:var(--text);font-family:'DM Sans',sans-serif;font-size:14px}button,input,select,textarea{font:inherit}button,a,select{touch-action:manipulation}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-decoration:none}button:disabled{cursor:not-allowed;opacity:.5}[hidden]{display:none!important}header{height:90px;max-width:1352px;margin:auto;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 44px}.brand{font-family:Manrope,sans-serif;font-size:32px;letter-spacing:-1.6px;font-weight:800;display:flex;align-items:center}.brand-mark{display:grid;place-items:center;background:var(--teal);color:var(--bg);height:35px;width:35px;border-radius:10px;font-size:29px;margin-right:9px;font-weight:500;line-height:1}.brand-dot{color:var(--teal)}nav{display:flex;gap:32px;font-size:13px;color:var(--muted)}nav a{padding:12px 0}nav a:hover,.nav-active{color:var(--text)}.nav-active{font-weight:600}.header-note{display:flex;align-items:center;gap:8px;font-size:11px;color:var(--muted)}i{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--teal)}main{max-width:1264px;margin:auto;padding:0 28px}.intro{display:flex;justify-content:space-between;align-items:center;padding:40px 0 32px}.eyebrow{font-size:9px;letter-spacing:1.8px;font-weight:600;color:var(--teal)}h1{font-family:Manrope,sans-serif;font-size:43px;letter-spacing:-1.8px;line-height:1.3;margin:12px 0 11px;font-weight:600}h1 em{font-style:normal;color:var(--teal)}.intro p{color:var(--muted);font-size:13px;margin:0}.intro-stamp{display:flex;align-items:center;gap:14px;border-left:1px solid var(--line);padding-left:23px}.intro-stamp b{font-family:Manrope,sans-serif;font-size:40px;letter-spacing:-2px;color:var(--teal);font-weight:500}.intro-stamp span{font-size:11px;line-height:1.6;color:var(--muted)}.workspace{display:grid;grid-template-columns:242px minmax(0,1fr);gap:25px;align-items:start}aside{min-width:0}.search-box{height:43px;border:1px solid var(--line);border-radius:8px;display:flex;align-items:center;gap:9px;padding:0 12px;background:var(--inset)}.search-box>span{font-size:23px;color:var(--muted)}.search-box input{min-width:0;width:100%;border:0;outline:0;background:transparent;color:var(--text);font-size:11px}.search-box kbd{border:1px solid var(--line);border-radius:4px;padding:1px 5px;color:var(--muted)}input::placeholder,textarea::placeholder{color:#91a2b8;opacity:1}#group-filter{width:100%;background:var(--inset);border:1px solid var(--line);border-radius:7px;color:var(--muted);padding:9px 11px;margin-top:9px;font-size:11px}.aside-label{display:flex;justify-content:space-between;font-size:8px;letter-spacing:.8px;color:var(--muted);margin:18px 4px 12px}#category-count{letter-spacing:0}#categories{display:grid;gap:3px;max-height:337px;overflow-y:auto;scrollbar-width:thin;scrollbar-color:var(--line) transparent;padding-right:5px}.category{display:flex;align-items:center;gap:10px;border:1px solid transparent;background:none;padding:10px 11px;color:var(--muted);text-align:left;border-radius:7px;font-size:11px;min-height:40px}.category:hover{background:var(--surface);color:var(--text)}.category.active{background:#14b8a615;border-color:#14b8a636;color:#36d5c2;font-weight:600}.category .icon{width:20px;font-size:17px;font-weight:400;text-align:center;flex-shrink:0}.category .arrow{margin-left:auto;color:var(--teal)}.aside-note{border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;margin:15px 5px 0;padding-top:16px;color:var(--muted);font-size:11px}.aside-note span{color:var(--teal)}.converter-card{border:1px solid #344157;background:var(--surface);border-radius:14px;padding:26px 29px 22px;box-shadow:0 8px 28px #0002;min-width:0}.card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;gap:14px}.card-top>div{display:flex;align-items:center;gap:12px;min-width:0}h2{font-family:Manrope,sans-serif;font-weight:600;margin:0;font-size:21px;letter-spacing:-.5px}#category-title{overflow-wrap:anywhere}#category-group{font-size:8px;margin-bottom:4px;color:var(--muted)}.category-icon{display:grid;place-items:center;min-width:39px;height:39px;background:#14b8a612;border:1px solid #14b8a630;border-radius:10px;font-size:24px;color:var(--teal)}.live{font-size:8px;letter-spacing:1.1px;color:var(--muted);display:flex;align-items:center;gap:6px;flex-shrink:0}.live i{height:5px;width:5px}.unit-toolbar{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:16px}.unit-search{display:flex;align-items:center;gap:7px;min-width:0;max-width:210px;color:var(--muted)}.unit-search>span{font-size:20px}.unit-search input{width:100%;background:transparent;border:0;border-bottom:1px solid var(--line);padding:7px 0;font-size:10px;color:var(--text);min-width:70px}#system-controls{display:flex;padding:3px;border:1px solid var(--line);border-radius:7px;flex-shrink:0;background:var(--inset)}#system-controls button{border:0;border-radius:4px;background:transparent;padding:6px 8px;font-size:9px;color:var(--muted)}#system-controls button[aria-pressed=true]{background:#f59e0b1a;color:var(--gold)}.conversion-fields{display:grid;grid-template-columns:minmax(0,1fr) 37px minmax(0,1fr);align-items:center;gap:12px}.unit-field{background:var(--inset);border:1px solid var(--line);border-radius:9px;padding:17px 17px 0;min-width:0}.unit-field label,.field-label,.tiny-label{font-size:8px;font-weight:600;letter-spacing:1.3px;color:var(--muted);display:block}.unit-field input,.unit-field output{display:block;background:none;width:100%;border:0;padding:0;margin:17px 0 20px;height:49px;line-height:49px;font-family:Manrope,sans-serif;font-size:clamp(23px,2.7vw,36px);color:var(--text);letter-spacing:-1px;outline:none;font-weight:500;font-variant-numeric:tabular-nums;white-space:nowrap;overflow-x:auto;scrollbar-width:thin}.unit-field input::-webkit-inner-spin-button{appearance:none}.unit-field select{border:0;border-top:1px solid var(--line);background:transparent;width:100%;padding:15px 0;color:var(--text);font-size:11px;cursor:pointer;outline-offset:2px;text-overflow:ellipsis}option{background:var(--surface);color:var(--text)}.result-field{background:#102b31;border-color:#14b8a647}.result-field output{color:var(--teal)}.result-field select{border-color:#14b8a631}.swap{border:1px solid #4b6071;border-radius:50%;height:36px;width:36px;color:var(--teal);font-size:20px;background:var(--inset);flex-shrink:0}.swap:hover{background:#14b8a625;border-color:var(--teal)}.unit-hint{display:flex;justify-content:space-between;gap:10px;color:var(--muted);font-size:8px;margin-top:10px}.unit-hint>span:first-child{color:var(--teal)}.result-banner{margin-top:21px;padding:19px 20px;background:#0c3334;border:1px solid #14b8a640;border-radius:9px;display:flex;align-items:center;justify-content:space-between;gap:15px}.result-banner .tiny-label{color:#8ad6cb;font-size:8px}.result-banner p{margin:8px 0 0;font-size:17px;letter-spacing:-.3px;color:var(--text);overflow-wrap:anywhere}.result-banner button{white-space:nowrap;border:1px solid var(--teal);border-radius:6px;background:var(--teal);color:#062720;font-weight:700;font-size:10px;padding:10px 12px;flex-shrink:0}.result-banner button:hover{background:#38d4c2}.card-bottom{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-top:18px;font-size:10px;color:var(--muted)}.card-bottom>span{line-height:1.7;overflow-wrap:anywhere}.card-bottom label{white-space:nowrap;font-size:9px}.card-bottom select{border:0;background:none;color:var(--text);font-size:9px;cursor:pointer}.details-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:26px;margin:31px 0 38px}.section-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;gap:16px}.section-heading h2{font-size:18px}.section-heading h2 span{font-family:'DM Sans',sans-serif;display:block;margin-top:6px;font-size:11px;font-weight:400;color:var(--muted);letter-spacing:0}.section-heading>a,.section-heading>span{font-size:11px;color:var(--muted)}.table-scroll{overflow:auto}.reference table{width:100%;border-collapse:collapse;text-align:left;font-size:11px}.reference th{padding:12px 16px;background:var(--surface);color:var(--muted);font-size:10px;font-weight:500}.reference th:last-child,.reference td:last-child{text-align:right}.reference td{padding:10px 16px;border-bottom:1px solid var(--line);color:#b8c6d6;font-variant-numeric:tabular-nums}.note-card{background:linear-gradient(115deg,#123135,#152333);border:1px solid #255053;border-radius:10px;padding:26px 28px;position:relative;min-width:0}.note-card h2{font-size:25px;line-height:1.35;letter-spacing:-.9px;margin:12px 0}.note-card p{color:#b0c5ca;font-size:12px;line-height:1.8;margin:0}.note-footer{display:flex;align-items:center;gap:12px;font-size:10px;color:var(--teal);margin-top:19px}.note-footer>span:first-child{font-size:24px}.popular-section{margin-top:36px}.compact-search input{border:1px solid var(--line);border-radius:7px;padding:10px 12px;color:var(--text);background:var(--inset);font-size:11px;width:220px}.popular-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}.common-link{border:1px solid var(--line);border-radius:7px;background:var(--inset);padding:14px 13px;display:flex;align-items:center;justify-content:space-between;gap:8px;color:#c4d0df;font-size:11px;min-width:0}.common-link>span:last-child{color:var(--teal)}.common-link:hover{border-color:var(--teal);background:#14b8a610}.explore{margin-top:45px}#explore-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;align-items:start}.directory-group{background:var(--inset);border:1px solid var(--line);border-radius:10px;overflow:hidden}.directory-group h3{display:flex;justify-content:space-between;margin:0;padding:16px 17px;background:var(--surface);font-size:13px;font-weight:600}.directory-group h3 span{color:var(--teal);font-size:11px}.directory-link{display:flex;align-items:center;gap:9px;padding:12px 15px;border-top:1px solid #263344;font-size:11px;color:#c5d1de;min-height:46px}.directory-link small{margin-left:auto;color:#91a4b9;font-size:8px;white-space:nowrap}.directory-link>span:last-child{color:var(--teal)}.directory-link:hover{background:#14b8a60d;color:var(--text)}footer{border-top:1px solid var(--line);margin-top:45px;min-height:100px;display:flex;align-items:center;justify-content:space-between;gap:20px;color:var(--muted);font-size:10px}footer .brand{font-size:24px;color:var(--text)}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--teal);outline-offset:4px}#toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:var(--teal);color:var(--bg);font-weight:600;border-radius:9px;padding:12px 20px;box-shadow:0 3px 18px #0008;display:none;z-index:20}.empty{color:var(--muted);font-size:12px;padding:15px}.skip-link{position:fixed;left:20px;top:-100px;z-index:50;background:var(--teal);color:var(--bg);padding:12px;border-radius:6px}.skip-link:focus{top:12px}#currency-info{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin-top:14px;font-size:10px;color:var(--muted)}#currency-info button{color:var(--teal);background:none;border:1px solid #367575;border-radius:5px;padding:7px 10px;font-size:10px}#currency-info a{color:var(--teal)}.text-fields{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:18px}.text-fields label,.base-selects label{font-size:9px;color:var(--muted);letter-spacing:1px}.text-fields textarea{width:100%;min-height:170px;resize:vertical;border:1px solid var(--line);border-radius:8px;background:var(--inset);color:var(--text);padding:14px;font-size:14px;line-height:1.6;margin-top:9px;letter-spacing:0}.text-fields textarea[readonly]{color:var(--teal);background:#102b31;border-color:#14b8a644}.base-selects{display:grid;grid-template-columns:1fr 36px 1fr;gap:16px;align-items:end}.base-selects select,#case-mode{display:block;width:100%;margin-top:8px;background:var(--inset);border:1px solid var(--line);padding:11px;color:var(--text);border-radius:6px;font-size:12px;letter-spacing:0}#case-tools>label{font-size:11px;color:var(--muted)}#case-mode{max-width:240px}.text-details{grid-template-columns:1fr}
@media(max-width:1050px){header{padding:0 28px}.header-note{display:none}.workspace{grid-template-columns:210px minmax(0,1fr);gap:18px}.converter-card{padding:22px}.unit-toolbar{flex-wrap:wrap}.unit-field{padding:15px 12px 0}.card-bottom{flex-wrap:wrap}#explore-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.live{font-size:7px;letter-spacing:.6px}.popular-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:700px){header{height:72px;padding:0 20px}.brand{font-size:27px}nav{gap:17px}nav a{font-size:11px}nav a:last-child{display:none}main{padding:0 18px}.intro{padding:29px 0 24px}h1{font-size:32px;letter-spacing:-1.3px}.intro p{font-size:12px;line-height:1.7;max-width:310px}.intro-stamp{display:none}.eyebrow{font-size:8px;letter-spacing:1.2px}.workspace{display:flex;flex-direction:column;gap:17px}aside{width:100%}.search-box{height:40px}#group-filter{max-width:100%;height:37px}.aside-label{margin-top:12px}#categories{display:flex;overflow-x:auto;gap:6px;max-height:none;padding:0 0 6px}.category{flex-shrink:0;border:1px solid var(--line);padding:8px 11px;font-size:10px;max-width:220px}.category .icon{font-size:15px;width:16px}.category .arrow,.aside-note{display:none}.converter-card{width:100%;padding:19px 14px}.card-top{margin-bottom:18px;align-items:flex-start}#category-title{font-size:19px}.live{font-size:6px;max-width:92px;line-height:1.7;letter-spacing:.6px;margin-top:5px}.conversion-fields{grid-template-columns:minmax(0,1fr) 28px minmax(0,1fr);gap:6px}.swap{height:28px;width:28px;font-size:17px}.unit-field input,.unit-field output{font-size:25px;letter-spacing:-1px;height:44px;line-height:44px;margin:11px 0 15px}.unit-field select{font-size:10px;padding:13px 0}.unit-field{padding:14px 11px 0}.unit-toolbar{gap:11px;margin-bottom:15px}.unit-search{max-width:100%;width:100%}.unit-search input{font-size:11px}#system-controls button{padding:7px 12px;font-size:9px}.result-banner{padding:15px 12px;margin-top:17px}.result-banner p{font-size:14px}.result-banner button span{display:none}.card-bottom{font-size:9px;gap:10px}.unit-hint{font-size:7px}.section-heading{align-items:flex-start;flex-direction:column;gap:12px}.section-heading h2{font-size:18px}.compact-search,.compact-search input{width:100%}.popular-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.common-link{font-size:10px;padding:13px 10px}.details-grid{grid-template-columns:1fr;gap:24px;margin-top:27px}.details-grid .section-heading{flex-direction:row;align-items:center}.note-card{padding:24px}.note-card h2{font-size:24px}#explore-grid{grid-template-columns:1fr;gap:15px}.directory-link{font-size:12px;padding:13px 16px}.directory-link small{font-size:10px}.explore{margin-top:33px}.text-fields{grid-template-columns:1fr;gap:16px}.text-fields textarea{min-height:130px}.base-selects{grid-template-columns:1fr 28px 1fr;gap:9px}.base-selects select{font-size:10px}footer{flex-wrap:wrap;padding:22px 0;gap:12px;min-height:85px}footer>span:nth-child(2){display:none}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
@media(max-width:480px){header{height:auto;min-height:88px;flex-wrap:wrap;gap:8px;padding-top:12px;padding-bottom:12px}header nav{width:100%;justify-content:space-between}header nav a{padding:2px 0}header nav a:last-child{display:block}}
.site-footer{gap:24px;flex-wrap:wrap;height:auto;min-height:100px}.site-footer nav{display:flex;flex-wrap:wrap;gap:14px 20px;font-size:12px}.site-footer nav a,.site-footer nav a:last-child{display:inline-block;padding:5px 0}.site-footer>span{font-size:11px;color:var(--muted)}.info-main{max-width:1100px}.info-page{max-width:800px;margin:48px auto 64px}.info-page h1{font-size:clamp(30px,5vw,44px);line-height:1.2}.page-subtitle{font-size:17px;color:var(--muted);line-height:1.6;margin:16px 0 32px}.prose{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:32px;line-height:1.85;font-size:15px;overflow-wrap:anywhere}.prose h2{font-size:20px;margin:30px 0 10px;letter-spacing:-.3px}.prose h2:first-child{margin-top:0}.prose p{margin:0 0 16px}.prose li{margin-bottom:14px}.prose ul{padding-left:22px}.prose a{color:#5eead4;text-decoration:underline;text-underline-offset:3px}.prose .lead{font-size:18px;line-height:1.7}.prose .effective,.prose .small-note{font-size:12px;color:var(--muted)}.prose .page-button{display:inline-flex;gap:20px;align-items:center;border-radius:8px;padding:12px 18px;background:var(--teal);color:var(--bg);font-weight:700;text-decoration:none;margin:6px 0 14px}.page-button:hover{background:#2dd4bf}@media(max-width:700px){.info-page{margin:28px auto 36px}.prose{padding:22px 18px;font-size:14px}.page-subtitle{font-size:15px}.site-footer{align-items:flex-start}.site-footer nav{width:100%;gap:10px 18px}.site-footer>span:nth-child(2){display:block}}