@font-face{font-family:DM Sans;font-style:normal;font-weight:400;font-display:swap;src:url(/assets/dm-sans-400.woff) format("woff");}
@font-face{font-family:DM Sans;font-style:normal;font-weight:500;font-display:swap;src:url(/assets/dm-sans-500.woff) format("woff");}
@font-face{font-family:DM Sans;font-style:normal;font-weight:600;font-display:swap;src:url(/assets/dm-sans-600.woff) format("woff");}
@font-face{font-family:DM Sans;font-style:normal;font-weight:700;font-display:swap;src:url(/assets/dm-sans-700.woff) format("woff");}
:root{--blue:#275af5;--ink:#152139;--muted:#647086;--line:#e5e9f0;--light:#f5f7fc;--mint:#b7f0d0}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;font-family:'DM Sans',Arial,sans-serif;color:var(--ink);font-size:16px;line-height:1.55;background:white}button,input,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-decoration:none}a:hover{color:var(--blue)}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #9ab5ff;outline-offset:4px}.wrap{width:min(1180px,calc(100% - 64px));margin:auto}.site-header{height:88px;border-bottom:1px solid var(--line);background:#ffffffed;position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}.header-inner{display:flex;align-items:center;justify-content:space-between;height:100%;gap:36px}.brand{font-size:28px;font-weight:700;letter-spacing:-1.1px;display:inline-flex;align-items:center;gap:10px}.brand img{width:36px;height:36px}.nav{display:flex;align-items:center;gap:30px;font-size:14px;font-weight:550}.nav .active{color:var(--blue)}.search-trigger{border:1px solid var(--line);border-radius:50px;padding:10px 16px;background:white;display:flex;gap:14px;align-items:center;color:#637087;font-size:13px}.key{font-size:10px;border:1px solid var(--line);padding:0 5px;border-radius:4px}.mobile-toggle{display:none;background:none;border:0;font-size:24px}.eyebrow{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:1.8px;color:var(--blue);display:flex;align-items:center;gap:8px}.eyebrow:before{content:'';width:6px;height:6px;background:var(--blue);border-radius:50%}h1,h2,h3,p{margin-top:0}h1{font-size:64px;letter-spacing:-3.3px;line-height:1.08;font-weight:600;margin-bottom:24px}h2{font-size:34px;line-height:1.2;letter-spacing:-1.2px;font-weight:600}h3{font-size:19px;letter-spacing:-.4px;font-weight:600}.muted{color:var(--muted)}.hero{display:grid;grid-template-columns:1.1fr 1fr;gap:70px;align-items:center;padding:76px 0 64px}.hero .eyebrow{margin-bottom:23px}.hero h1 span{color:var(--blue)}.hero .intro{color:var(--muted);font-size:18px;max-width:420px;margin-bottom:30px;line-height:1.7}.button{display:inline-flex;align-items:center;justify-content:center;gap:22px;background:var(--blue);border:1px solid var(--blue);color:white;border-radius:9px;padding:13px 20px;font-size:14px;font-weight:600;transition:.2s}.button:hover{background:#1646dc;color:white;transform:translateY(-1px)}.button.secondary{background:white;color:var(--ink);border-color:var(--line)}.hero-bottom{display:flex;gap:22px;margin-top:24px;color:var(--muted);font-size:12px}.check{color:#278062;margin-right:6px}.hero-art{background:#f1f5ff;border-radius:24px;padding:38px;position:relative}.hero-art:before{content:'';position:absolute;right:22px;top:22px;width:90px;height:90px;background-image:radial-gradient(#c6d4f8 1.4px,transparent 1.4px);background-size:10px 10px}.demo-card{position:relative;background:#fff;border:1px solid #e6ebf7;border-radius:16px;padding:25px;box-shadow:0 18px 40px #27488809}.demo-head{display:flex;gap:12px;align-items:center;font-weight:600;font-size:14px}.icon{width:42px;height:42px;border-radius:12px;background:#edf2ff;color:var(--blue);display:inline-flex;align-items:center;justify-content:center;font-size:21px;font-weight:500;flex-shrink:0}.demo-label{font-size:12px;color:var(--muted);display:block;margin:23px 0 8px}.mini-input{border:1px solid #dce3ef;border-radius:8px;padding:10px 14px;display:flex;align-items:center;gap:10px}.mini-input input{width:100%;border:0;outline:none;font-size:23px;color:var(--ink);background:transparent}.demo-choices{display:flex;gap:7px;margin-top:10px}.demo-choices button{flex:1;font-size:12px;padding:6px;border:1px solid var(--line);border-radius:6px;background:white;color:var(--muted)}.demo-choices button.selected{background:#edf2ff;color:var(--blue);border-color:#b7c9ff}.demo-result{margin-top:23px;padding-top:17px;border-top:1px solid var(--line)}.demo-result small{color:var(--muted);font-size:11px}.demo-result strong{font-size:37px;display:block;letter-spacing:-1.5px;color:var(--blue);font-weight:550}.demo-breakdown{display:flex;justify-content:space-between;margin-top:12px;font-size:11px;color:var(--muted)}.hero-art-caption{display:flex;align-items:center;gap:9px;margin-top:20px;font-size:12px;color:#56647c}.live-dot{width:7px;height:7px;border-radius:50%;background:#289a6b;box-shadow:0 0 0 4px #b7f0d04f}.benefits{border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:grid;grid-template-columns:repeat(3,1fr);padding:24px 0;gap:30px;font-size:13px}.benefits>div{display:flex;align-items:center;gap:11px}.benefits svg{width:20px;height:20px;color:var(--blue)}.section{padding:66px 0}.section-top{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:25px}.section-top h2{margin:8px 0 0}.section-top p{margin:0;font-size:14px;color:var(--muted)}.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:25px}.filter{padding:8px 17px;border:1px solid var(--line);border-radius:30px;font-size:12px;background:white;color:var(--muted)}.filter.selected{background:var(--ink);border-color:var(--ink);color:white}.tool-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.tool-card{appearance:none;text-align:left;background:white;border:1px solid var(--line);border-radius:13px;padding:24px;color:var(--ink);display:flex;flex-direction:column;transition:.2s;min-height:217px}.tool-card:hover{border-color:#a7befb;box-shadow:0 8px 20px #223c6208;transform:translateY(-3px);color:var(--ink)}.tool-card .card-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.tag{font-size:10px;background:#eff5ff;padding:4px 9px;border-radius:20px;color:#3563c0}.tool-card h3{margin-bottom:6px}.tool-card p{font-size:13px;color:var(--muted);margin-bottom:0}.arrow{font-size:21px;color:#8290a9}.tool-card:first-child .icon{background:#eaf7ef;color:#34845d}.tool-card:nth-child(3) .icon{background:#f3eefe;color:#8152c5}.tool-card:nth-child(4) .icon{background:#fff5e9;color:#b7833e}.tool-card:nth-child(5) .icon{background:#eaf6f7;color:#3a919b}.tool-card:nth-child(6) .icon{background:#fdf0f0;color:#b47477}.why{display:grid;grid-template-columns:1fr 1fr;gap:80px;padding:50px;background:var(--light);border-radius:20px;margin-bottom:64px}.why h2{max-width:350px;margin:12px 0 18px}.why p{font-size:14px;color:var(--muted);max-width:360px}.why-list{display:grid;gap:23px}.why-item{display:flex;gap:16px}.why-item .number{font-size:12px;color:var(--blue);border:1px solid #d9e2fa;border-radius:50%;height:30px;width:30px;display:grid;place-items:center;flex-shrink:0}.why-item h3{font-size:15px;margin:0 0 4px}.why-item p{font-size:13px;margin:0}.site-footer{border-top:1px solid var(--line);padding:36px 0 24px}.footer-top{display:flex;justify-content:space-between;align-items:center;gap:25px}.footer-top .brand{font-size:23px}.footer-top .brand img{width:29px;height:29px}.footer-links{display:flex;gap:25px;font-size:12px}.footer-bottom{display:flex;justify-content:space-between;margin-top:25px;padding-top:20px;border-top:1px solid var(--line);color:var(--muted);font-size:11px}.breadcrumb{display:flex;gap:9px;font-size:12px;color:var(--muted);padding:27px 0}.breadcrumb span:last-child{color:var(--ink)}.calc-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:28px}.calc-heading h1{font-size:43px;letter-spacing:-1.8px;margin-bottom:9px}.calc-heading p{margin:0;color:var(--muted);font-size:15px}.pill{border:1px solid var(--line);border-radius:30px;padding:7px 12px;font-size:11px;color:var(--muted);white-space:nowrap}.calc-layout{display:grid;grid-template-columns:1.05fr 1fr;gap:24px;align-items:start}.input-panel{border:1px solid var(--line);border-radius:16px;padding:29px}.panel-title{font-size:15px;margin-bottom:24px;display:flex;align-items:center;gap:10px}.step{width:24px;height:24px;display:grid;place-items:center;border-radius:50%;background:#eef3ff;color:var(--blue);font-size:11px}.field-label{font-size:13px;font-weight:600;display:block;margin-bottom:9px}.amount-field{display:flex;gap:14px;align-items:center;border:1.5px solid #c9d6f6;padding:14px 17px;border-radius:9px;background:#fcfdff}.amount-field:focus-within{border-color:var(--blue);box-shadow:0 0 0 3px #275af512}.amount-field>span{color:var(--muted);font-size:21px}.amount-field input{font-size:29px;width:100%;min-width:0;outline:0;border:0;background:none;color:var(--ink);font-weight:500}.field-help{font-size:11px;color:var(--muted);margin:8px 0 22px}.segmented{display:grid;grid-template-columns:1fr 1fr;background:#f1f4f9;padding:4px;gap:4px;border-radius:9px;margin-bottom:23px}.segmented button{background:transparent;border:0;border-radius:6px;padding:10px;font-size:12px;color:var(--muted)}.segmented button.selected{background:white;color:var(--ink);box-shadow:0 2px 5px #1425410d}.rate-options{display:grid;grid-template-columns:repeat(4,1fr);gap:9px}.rate-options button{border:1px solid var(--line);border-radius:8px;background:white;padding:10px 0;color:var(--muted);font-size:14px}.rate-options button.selected{border-color:var(--blue);background:#f1f5ff;color:var(--blue);box-shadow:0 0 0 1px var(--blue)}.rate-options small{display:block;font-size:10px;margin-top:1px}.custom-rate{margin-top:14px}.custom-rate input{width:100%;padding:9px;border:1px solid var(--line);border-radius:7px}.input-bottom{display:flex;justify-content:space-between;align-items:center;margin-top:27px;padding-top:19px;border-top:1px solid var(--line);font-size:11px;color:var(--muted)}.text-button{background:transparent;border:0;color:var(--muted);padding:3px;font-size:12px}.result-panel{background:#f1f5ff;border:1px solid #e1e9ff;border-radius:16px;padding:29px;position:sticky;top:110px}.result-top{display:flex;align-items:center;justify-content:space-between;font-size:13px}.live-label{font-size:10px;color:#488268;display:flex;gap:7px;align-items:center}.result-label{color:var(--muted);font-size:12px;margin:29px 0 5px}.big-result{font-size:49px;font-weight:550;letter-spacing:-2px;color:var(--blue);line-height:1.2;margin-bottom:8px;overflow-wrap:anywhere}.result-note{font-size:12px;color:var(--muted);margin-bottom:25px}.breakdown-row{display:flex;justify-content:space-between;gap:15px;align-items:center;padding:12px 0;border-top:1px solid #dce4f4;font-size:13px}.breakdown-row strong{font-size:15px;font-weight:550}.bar{height:7px;display:flex;border-radius:20px;overflow:hidden;margin-top:18px;background:#c4d3ff}.bar span{width:82.645%;background:var(--blue);transition:width .2s}.legend{display:flex;gap:18px;margin:10px 0 24px;font-size:10px;color:var(--muted)}.legend span:before{content:'';display:inline-block;width:6px;height:6px;background:var(--blue);border-radius:50%;margin-right:5px}.legend span:last-child:before{background:#b5c9ff}.result-actions{display:flex;gap:8px}.result-actions button{flex:1;background:white;border:1px solid #dce4f4;border-radius:7px;padding:10px;font-size:12px;color:var(--ink)}.under-calc{font-size:11px;display:flex;justify-content:space-between;gap:20px;color:var(--muted);margin:15px 0 42px}.page-tabs{display:flex;gap:30px;border-bottom:1px solid var(--line);margin-bottom:40px;font-size:13px;overflow:auto;white-space:nowrap}.page-tabs a{padding:15px 0}.page-tabs a:first-child{color:var(--blue);border-bottom:2px solid var(--blue)}.article-layout{display:grid;grid-template-columns:1.6fr 1fr;gap:65px;margin-bottom:65px}.article h2{font-size:27px;margin-top:32px}.article h2:first-child{margin-top:0}.article p,.article li{font-size:14px;color:#5a677d;line-height:1.8}.formula-box{background:var(--light);padding:18px 22px;border-radius:9px;font-size:13px;margin:18px 0}.formula-box strong{display:block;font-size:15px;margin-top:3px}.example-table{width:100%;border-collapse:collapse;font-size:13px;margin-top:20px}.example-table th{text-align:left;font-size:11px;color:var(--muted);font-weight:500;background:var(--light)}.example-table th,.example-table td{padding:12px;border-bottom:1px solid var(--line)}.example-table th:last-child,.example-table td:last-child{text-align:right}.side-box{border:1px solid var(--line);padding:24px;border-radius:12px;margin-bottom:16px}.side-box h3{font-size:16px}.side-box p{font-size:12px;color:var(--muted)}.side-link{display:flex;justify-content:space-between;align-items:center;border:0;border-top:1px solid var(--line);background:white;width:100%;padding:15px 0;text-align:left;font-size:13px;color:var(--ink)}.source-box{background:#f6f9f7;border-color:#e4eee8}.source-box a{font-size:12px;color:#377a57}.faq details{border-bottom:1px solid var(--line);padding:17px 0}.faq summary{font-size:14px;font-weight:500;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:15px}.faq summary:after{content:'+';font-size:20px;font-weight:400;color:var(--muted)}.faq details[open] summary:after{content:'−'}.faq details p{margin:12px 0 0}.mobile-result{display:none}.error{color:#b12734;font-size:12px;margin-top:8px}.error:empty{display:none}dialog{border:1px solid var(--line);border-radius:18px;padding:28px;width:min(540px,calc(100% - 32px));color:var(--ink);box-shadow:0 30px 100px #12264b24}dialog::backdrop{background:#11213e66;backdrop-filter:blur(4px)}.dialog-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}.dialog-top h2{font-size:25px;margin:0}.close-dialog{border:0;background:var(--light);border-radius:50%;width:32px;height:32px;font-size:20px}.dialog-input{display:block;width:100%;border:1px solid #cbd6eb;border-radius:8px;padding:12px;margin:8px 0 18px}.search-results{display:grid;gap:7px;max-height:55vh;overflow:auto}.search-result{border:0;background:var(--light);padding:14px;border-radius:8px;text-align:left;color:var(--ink);font-size:14px}.search-result small{display:block;color:var(--muted);font-size:11px}.quick-result{border-radius:12px;background:#edf3ff;padding:20px;font-size:32px;letter-spacing:-1px;color:var(--blue)}.quick-result 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@media(min-width:1400px){.hero{padding-top:92px;padding-bottom:80px}}
@media(max-width:950px){.nav{gap:18px}.key{display:none}.hero{gap:30px}.hero h1{font-size:54px}.hero-art{padding:23px}.article-layout{gap:30px}.why{gap:35px}.big-result{font-size:41px}}
@media(max-width:700px){.wrap{width:calc(100% - 36px)}.site-header{height:68px}.brand{font-size:24px}.brand img{width:32px;height:32px}.header-inner{gap:15px}.nav{display:none;position:absolute;top:68px;left:0;right:0;padding:24px;background:white;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch}.nav.open{display:flex}.search-trigger{margin-left:auto;border:0;padding:7px;font-size:0}.search-trigger .search-icon{font-size:20px}.mobile-toggle{display:block}.hero{display:block;padding:40px 0}.hero h1{font-size:48px;letter-spacing:-2.4px}.hero .intro{font-size:16px;margin-bottom:23px}.hero .eyebrow{font-size:10px;margin-bottom:19px}.hero-art{margin-top:33px;padding:25px}.demo-card{padding:22px}.hero-bottom{font-size:11px;gap:17px}.hero-art-caption{justify-content:center}.benefits{grid-template-columns:1fr;gap:14px;padding:22px 0;font-size:12px}.section{padding:42px 0}.section-top{display:block}.section-top h2{font-size:28px}.section-top p{margin-top:10px;font-size:12px}.filters{flex-wrap:nowrap;overflow:auto;margin-right:-18px;padding-right:18px;padding-bottom:4px}.filter{white-space:nowrap;padding:7px 14px}.tool-grid{grid-template-columns:1fr 1fr;gap:10px}.tool-card{padding:17px;min-height:205px}.tool-card h3{font-size:16px}.tool-card p{font-size:12px}.tool-card .icon{width:35px;height:35px;font-size:18px}.tag{display:none}.tool-card .card-top{margin-bottom:17px}.why{grid-template-columns:1fr;padding:27px;gap:23px;margin-bottom:38px}.why h2{font-size:27px}.footer-top{display:block}.footer-links{margin-top:22px;flex-wrap:wrap;gap:18px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:5px}.breadcrumb{padding:19px 0;font-size:10px;gap:7px}.calc-heading{margin-bottom:22px}.calc-heading h1{font-size:34px;letter-spacing:-1.3px}.calc-heading p{font-size:13px;max-width:280px}.calc-heading .pill{display:none}.calc-layout{display:block}.input-panel{padding:20px;border-radius:12px}.panel-title{margin-bottom:17px}.amount-field{padding:11px 13px}.amount-field input{font-size:26px}.field-help{margin-bottom:16px}.segmented{margin-bottom:18px}.segmented button{padding:9px 4px}.input-bottom{margin-top:19px;padding-top:14px}.result-panel{position:static;margin-top:14px;padding:22px;border-radius:12px}.result-label{margin-top:18px}.big-result{font-size:42px}.result-note{margin-bottom:19px}.under-calc{display:block;margin-bottom:20px;font-size:10px}.under-calc span{display:block;margin-top:5px}.page-tabs{gap:23px;font-size:12px;margin-bottom:27px}.article-layout{grid-template-columns:1fr;gap:24px}.article h2{font-size:24px}.mobile-result.visible{display:flex;position:fixed;bottom:12px;left:12px;right:12px;z-index:25;background:var(--ink);border:1px solid #ffffff22;box-shadow:0 5px 30px #17274430;border-radius:12px;color:white;padding:12px 17px;align-items:center;justify-content:space-between}.mobile-result small{display:block;font-size:10px;color:#cad4e9}.mobile-result strong{font-size:23px;letter-spacing:-.5px}.mobile-result button{background:#ffffff14;color:white;border:1px solid #ffffff35;border-radius:7px;padding:9px 12px;font-size:11px}.calc-page .site-footer{padding-bottom:95px}.example-table td,.example-table th{padding:10px 6px;font-size:11px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
@media print{header,footer,.mobile-result,.page-tabs,.result-actions,.input-bottom,aside{display:none!important}.wrap{width:100%}.calc-layout{display:grid;grid-template-columns:1fr 1fr}.result-panel{position:static}.article-layout{display:block}}
/* Rekenspot visual system v2 */
@font-face{font-family:Inter;src:url('/assets/inter.woff2') format('woff2');font-weight:100 900;font-display:swap}
:root{--blue:#195bff;--ink:#101820;--muted:#667686;--line:#e4e9ee;--light:#f5f7f9}body{font-family:Inter,Arial,sans-serif;-webkit-font-smoothing:antialiased}h1,h2,h3,.brand{font-family:'DM Sans',Inter,sans-serif}h1,h2{font-weight:500}.brand{font-size:32px;letter-spacing:-1.5px;gap:7px}.brand img{height:38px;width:38px}.site-header{height:88px;background:#fff}.header-inner{gap:24px}.nav{margin-right:auto;margin-left:25px;font-size:14px;gap:30px}.nav-dropdown{position:relative}.nav-dropdown summary{cursor:pointer;list-style:none;display:flex;align-items:center;gap:12px}.nav-dropdown summary::-webkit-details-marker{display:none}.nav-panel{position:absolute;top:40px;left:-24px;min-width:280px;background:#fff;border:1px solid var(--line);padding:12px;border-radius:12px;box-shadow:0 16px 48px #15213915;display:grid;gap:4px}.nav-panel a{display:block;padding:12px;border-radius:7px}.nav-panel a:hover{background:#f0f5ff}.nav-panel small{display:block;font-size:12px;color:var(--muted);margin-top:4px}.search-trigger{border:0;color:var(--ink);padding:10px 0}.header-cta{border-radius:6px;font-size:13px;white-space:nowrap;padding:12px 16px}.button{border-radius:6px}.hero{padding-top:80px;padding-bottom:72px}.hero h1{font-size:68px;letter-spacing:-3.4px}.hero-art{border-radius:12px;background:linear-gradient(145deg,#e1ecff,#f3f7ff 65%,#d8e6ff);padding:38px}.hero-art:before{background-image:none;width:150px;height:150px;border:24px solid #bcd0ff66;border-radius:50%;top:-20px;right:-12px}.demo-card{border-radius:12px;box-shadow:0 16px 32px #1656b910}.benefits{background:#1655ed;color:#fff;border:none;border-radius:12px;padding:32px 30px;gap:24px;font-size:14px}.benefits>div{gap:14px}.benefits .check{color:white;background:#ffffff20;border:1px solid #ffffff40;border-radius:50%;min-width:35px;height:35px;display:grid;place-items:center;font-size:18px;margin:0}.tool-card{border-radius:9px}.tool-card:hover{border-color:var(--blue);box-shadow:0 8px 25px #195bff0c}.why{background:#edf3ff;border-radius:12px}.why-item .number{background:#195bff;color:white;border:0}.calc-heading h1{font-size:48px;font-weight:500}.input-panel,.result-panel{border-radius:10px}.result-panel{background:linear-gradient(135deg,#e9f1ff,#f4f8ff)}.big-result{font-weight:500}.page-tabs{margin-top:48px;margin-bottom:48px}.article-layout{grid-template-columns:minmax(0,1fr) 300px;gap:60px}.article>section{margin-bottom:64px}.article .eyebrow{margin-bottom:12px}.article h2{font-size:32px;letter-spacing:-1px;margin:0 0 20px}.article p{font-size:15px;line-height:1.85}.formula-box{border-left:3px solid var(--blue);border-radius:0 8px 8px;padding:22px 24px;margin:24px 0;background:#edf3ff;color:#526378}.formula-box strong{font-size:17px;color:var(--ink);margin-top:8px}.article #voorbeelden{padding-top:36px;border-top:1px solid var(--line)}.article .faq{margin-top:80px;background:#f4f6f9;padding:36px;border-radius:12px}.faq>p{margin-bottom:24px}.faq details{padding:23px 0}.faq summary{font-size:15px;line-height:1.6}.faq details:last-child{border-bottom:0}.side-box{border-radius:10px}.popular-links{border-top:1px solid var(--line);padding-top:56px;padding-bottom:64px;display:grid;grid-template-columns:1fr 1.5fr;gap:60px}.popular-links h2{margin:12px 0;font-size:32px}.popular-links p{font-size:14px;color:var(--muted)}.link-columns{display:grid;grid-template-columns:1fr 1fr;column-gap:40px}.link-columns a{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:18px 0;border-bottom:1px solid var(--line);font-size:14px}.link-columns a span{color:var(--blue)}.site-footer{background:#f7f9fc}.standalone-tool{max-width:720px;margin:24px auto 64px}.standalone-tool .quick-surface{border:1px solid var(--line);border-radius:12px;padding:32px}.standalone-tool .quick-copy{margin-top:56px}.quick-copy p{color:var(--muted);line-height:1.8}
@media(max-width:1050px){.nav{margin-left:0;gap:18px}.header-inner{gap:18px}.header-cta{display:none}.hero h1{font-size:56px}}
@media(max-width:700px){.site-header{height:72px}.nav{top:72px;margin:0;max-height:calc(100dvh - 72px);overflow:auto}.nav-panel{position:static;min-width:0;box-shadow:none;border:0;background:#f6f8fb;margin-top:12px}.nav-dropdown summary{justify-content:space-between}.header-inner{gap:16px}.brand{font-size:28px}.brand img{height:34px;width:34px}.hero{padding:42px 0}.hero h1{font-size:49px;letter-spacing:-2.6px}.hero-art{padding:24px;overflow:hidden}.benefits{padding:24px 22px;gap:20px;font-size:13px}.benefits .check{min-width:32px;height:32px}.article-layout{grid-template-columns:1fr;gap:24px}.article h2{font-size:28px}.article>section{margin-bottom:44px}.article .faq{margin-top:52px;padding:24px 20px}.article p{font-size:14px}.formula-box{padding:20px}.formula-box strong{font-size:15px}.calc-heading h1{font-size:36px}.page-tabs{margin-top:30px;margin-bottom:32px}.popular-links{grid-template-columns:1fr;gap:12px;padding-top:36px;padding-bottom:40px}.popular-links h2{font-size:28px}.link-columns{grid-template-columns:1fr;gap:0}.link-columns a{padding:16px 0}.standalone-tool .quick-surface{padding:22px}.standalone-tool{margin-top:0}.hero-art-caption{font-size:11px}}
/* Unified directional icons and grouped dark footer */
.ui-arrow,.ui-chevron{display:inline-block;vertical-align:middle;flex-shrink:0}.ui-arrow{width:19px;height:19px}.ui-chevron{width:14px;height:14px}.point-up{transform:rotate(-90deg)}.nav-dropdown summary>span{display:flex;align-items:center}.nav-dropdown[open] .ui-chevron{transform:rotate(180deg)}.tool-card .card-top>.arrow{display:grid;place-items:center;width:33px;height:33px;border:1px solid #d9e1ea;border-radius:50%;background:#fff;color:var(--ink)}.tool-card .card-top>.arrow .ui-arrow{width:17px;height:17px}.tool-card:hover .card-top>.arrow{color:var(--blue);border-color:var(--blue)}.button>span{display:flex;align-items:center}.side-link>span{display:grid;place-items:center;width:30px;height:30px;border:1px solid var(--line);border-radius:50%;background:#fff}.side-link>span .ui-arrow{width:16px;height:16px}.source-box .ui-arrow{width:15px;height:15px}.hero-art-caption .ui-arrow{width:16px;height:16px}.site-footer{background:#080c13;border-top:0;color:#f5f7fa;padding:72px 0 32px;margin-top:24px}.footer-grid{display:grid;grid-template-columns:2.5fr 1.2fr 1.2fr 1.2fr;gap:40px}.site-footer .brand{color:white;font-size:30px}.footer-brand p{color:#98a4b6;font-size:14px;line-height:1.7;margin:20px 0 0}.footer-column{display:flex;flex-direction:column;align-items:flex-start;gap:12px}.footer-column h2{font-family:Inter,Arial,sans-serif;color:#98a4b6;font-size:14px;letter-spacing:0;font-weight:500;margin:0 0 6px}.footer-column a,.footer-column .text-button{font-size:13px;font-weight:400;color:#e4e8ef;line-height:1.55;padding:0;text-align:left}.footer-column a:hover,.footer-column button:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}.footer-bottom{border:0;margin-top:100px;padding-top:0;color:#98a4b6;font-size:12px;gap:24px}.calc-page .site-footer{padding-bottom:32px}@media(max-width:700px){.site-footer{padding:44px 0 28px}.footer-grid{grid-template-columns:1fr 1fr;gap:34px 24px}.footer-brand{grid-column:1/-1}.footer-column{gap:13px}.footer-bottom{margin-top:46px}.footer-bottom span+span{margin-top:12px}.calc-page .site-footer{padding-bottom:108px}.site-footer .brand{font-size:28px}}@media(max-width:360px){.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}}
/* Geometric wordmark, consistent icons, and calculator directory */
.brand{font-family:'DM Sans',sans-serif;font-size:33px;font-weight:700;letter-spacing:-1.4px;gap:10px}.brand img{width:41px;height:41px}.site-footer .brand img{filter:brightness(0) invert(1)}.tool-card .icon,.tool-card:first-child .icon,.tool-card:nth-child(n) .icon,.demo-head .icon{background:#edf5ff;color:#195bff;border-radius:7px}.pictogram{display:block;flex-shrink:0;width:24px;height:24px}.benefits{background:#edf5ff;color:#344351;padding:26px 30px;gap:24px;font-size:16px}.benefits>div{gap:12px}.benefits .pictogram{color:#0755ff;width:28px;height:28px}.benefits strong{font-weight:700;color:#344351}.search-icon .pictogram{width:19px;height:19px}.all-tools-cta{display:flex;justify-content:center;margin-top:30px}.directory{padding-bottom:72px}.directory-nav{display:flex;gap:12px;flex-wrap:wrap;margin:32px 0 48px}.directory-nav a{padding:10px 16px;border:1px solid var(--line);border-radius:6px;font-size:14px}.directory-group{display:grid;grid-template-columns:1fr 2fr;gap:50px;padding:36px 0;border-top:1px solid var(--line)}.directory-group h2{font-size:28px;margin:8px 0}.directory-list{display:grid;gap:10px}.directory-list>a{display:flex;align-items:center;gap:18px;padding:20px;background:#f5f7fa;border-radius:8px}.directory-list strong{display:block;font-size:16px;font-weight:600}.directory-list small{display:block;color:var(--muted);margin-top:4px;font-size:13px}.directory-arrow{margin-left:auto;display:grid;place-items:center;border:1px solid #d9e1ea;border-radius:50%;width:33px;height:33px;background:white;flex-shrink:0}.directory-arrow .ui-arrow{width:17px;height:17px}.directory-list>a:hover{background:#edf5ff}@media(max-width:700px){.brand{font-size:29px}.brand img{width:35px;height:35px}.benefits{font-size:14px;padding:24px;gap:24px}.directory-group{grid-template-columns:1fr;gap:18px;padding:28px 0}.directory-nav{margin:24px 0 32px;gap:8px}.directory-nav a{font-size:12px;padding:9px 12px}.directory-list>a{padding:17px;gap:12px}.directory-list strong{font-size:14px}.directory-list small{font-size:12px}.all-tools-cta .button{width:100%}}
/* Grey calculator cards and collapsible calculator help */
.tool-card{background:#f5f7fa;border-color:transparent;min-height:190px}.tool-card:hover{background:#edf5ff;box-shadow:none;transform:none;border-color:#dce7fb}.chat-launcher{position:fixed;right:0;top:46%;z-index:28;border:1px solid #dce4ee;border-right:0;background:white;color:#195bff;border-radius:12px 0 0 12px;display:flex;align-items:center;gap:9px;padding:14px 12px;box-shadow:0 3px 18px #1721390c}.chat-launcher span{font-size:12px;writing-mode:vertical-rl}.calculator-chat{position:fixed;inset:0 0 0 auto;margin:0;border:0;border-left:1px solid var(--line);border-radius:0;width:410px;max-width:100%;height:100dvh;max-height:100dvh;padding:0;box-shadow:-12px 0 40px #14213915;color:var(--ink);overflow:hidden}.calculator-chat[open]{display:flex;flex-direction:column}.calculator-chat::backdrop{background:#10182016;backdrop-filter:none}.calculator-chat.expanded{width:min(760px,100%)}.chat-header{display:flex;align-items:center;gap:4px;padding:20px 18px;border-bottom:1px solid var(--line);flex-shrink:0}.chat-header>div{margin-right:auto}.chat-header strong{font-size:16px}.chat-header small{display:block;color:var(--muted);font-size:11px;margin-top:2px}.chat-control{border:0;background:transparent;color:var(--ink);width:36px;height:36px;display:grid;place-items:center;border-radius:6px}.chat-control:hover{background:#f1f4f8}.chat-messages{overflow-y:auto;flex:1;min-height:0;padding:24px 20px;overscroll-behavior:contain}.chat-welcome{text-align:center;padding:42px 10px 20px}.chat-emblem{display:grid;place-items:center;background:#edf5ff;color:#195bff;width:54px;height:54px;border-radius:14px;font-size:30px;font-weight:600;margin:0 auto 22px}.chat-welcome h2{font-size:25px;letter-spacing:-.8px;margin-bottom:12px}.chat-welcome p{color:var(--muted);font-size:14px;line-height:1.6}.chat-welcome .chat-scope{font-size:12px;margin-top:26px}.chat-bottom{padding:12px 18px 18px;flex-shrink:0;background:white}.chat-prompts{display:flex;gap:7px;overflow-x:auto;padding:6px 0 12px}.chat-prompts button{white-space:nowrap;border:1px solid var(--line);background:white;border-radius:20px;font-size:11px;padding:8px 12px;color:var(--ink)}#chat-form{border:1px solid #dce4ee;border-radius:16px;padding:14px;box-shadow:0 4px 20px #14213906}#chat-input{display:block;width:100%;resize:none;border:0;outline:none;color:var(--ink);background:white;font:inherit;font-size:14px;line-height:1.5;max-height:160px}#chat-form:focus-within{border-color:var(--blue)}.chat-form-bottom{display:flex;justify-content:space-between;align-items:center;margin-top:10px}.chat-form-bottom>span{font-size:11px;color:var(--muted)}.chat-form-bottom button{border:0;border-radius:50%;background:var(--blue);color:white;width:34px;height:34px;display:grid;place-items:center}.chat-footnote{text-align:center;font-size:10px;color:var(--muted);margin:10px 0 0}.chat-message{font-size:13px;line-height:1.75;margin:0 0 18px;padding:15px;border-radius:10px;background:#f5f7fa;overflow-wrap:anywhere}.chat-message strong{font-size:11px;color:var(--muted);font-weight:500}.chat-message p{margin:5px 0 0}.chat-message.user{background:#edf3ff;margin-left:35px}.chat-message a{display:inline-block;color:var(--blue);text-decoration:underline;text-underline-offset:3px;margin-top:12px}.chat-message.assistant{margin-right:15px}@media(max-width:700px){.chat-launcher{top:auto;bottom:20px;right:16px;border:1px solid #dce4ee;border-radius:50%;width:50px;height:50px;justify-content:center;padding:0}.chat-launcher span{display:none}.calc-page .chat-launcher{bottom:100px}.calculator-chat{width:100%;height:100dvh}.chat-welcome{padding-top:24px}.chat-bottom{padding-bottom:max(16px,env(safe-area-inset-bottom))}.tool-card{min-height:190px}.chat-header{padding-top:max(16px,env(safe-area-inset-top))}}@media print{.chat-launcher,.calculator-chat{display:none!important}}
/* Simplified arithmetic identity and consistent card navigation */
.brand,.site-footer .brand{font-weight:500;letter-spacing:-1.3px}.brand img{width:37px;height:37px}.card-title{display:flex;align-items:center;flex-wrap:wrap;gap:7px 10px;margin-bottom:6px}.tool-card .card-title h3{margin:0}.card-title .tag{display:inline-block;white-space:nowrap;background:#e8efff;color:#315ebc;font-size:10px;padding:3px 8px;line-height:1.5}.tool-card .pictogram{stroke-width:1.8}@media(max-width:700px){.brand img{width:33px;height:33px}.card-title{align-items:flex-start;gap:6px}.card-title .tag{font-size:9px}.tool-card{min-height:205px}}
/* Quiet cards: separate status from the title, retain clear navigation. */
.tool-card .card-top{min-height:33px;margin-bottom:18px}.card-badge-slot{display:flex;align-items:center;min-height:33px}.card-badge-slot .tag{display:inline-block;font-size:11px;line-height:1.4;padding:4px 9px;background:#e8efff;color:#315ebc;white-space:nowrap}.tool-card .card-title{display:block;margin-bottom:7px}.tool-card .card-title h3{margin:0}.tool-card{min-height:175px}@media(max-width:700px){.tool-card{min-height:190px}.card-badge-slot .tag{font-size:10px}.tool-card .card-top{margin-bottom:14px}}
/* Compact horizontal calculator tiles */
.tool-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 16px}.tool-grid .tool-card{display:flex;flex-direction:row;align-items:center;justify-content:space-between;gap:24px;min-height:100px;padding:22px 24px;border-radius:8px}.tool-copy{min-width:0}.tool-card .card-title{display:flex;align-items:center;flex-wrap:wrap;gap:6px 10px;margin:0 0 5px}.tool-card .card-title h3{font-size:18px;line-height:1.35;margin:0}.tool-card .card-title .tag{display:inline-block;white-space:nowrap;font-size:10px;padding:3px 8px}.tool-card p{font-size:13px;line-height:1.6;margin:0}.tool-card>.arrow{display:grid;place-items:center;width:34px;height:34px;flex:0 0 34px;border:1px solid #d9e1ea;border-radius:50%;background:white;color:var(--ink)}.tool-card>.arrow .ui-arrow{width:17px;height:17px}.tool-card:hover>.arrow{color:var(--blue);border-color:var(--blue)}@media(max-width:700px){.tool-grid{grid-template-columns:1fr;gap:10px}.tool-grid .tool-card{min-height:90px;padding:18px;gap:16px}.tool-card .card-title h3{font-size:16px}.tool-card p{font-size:12px}.tool-card .card-title .tag{display:none}.tool-card>.arrow{width:32px;height:32px;flex-basis:32px}}
/* Cohesive task-first layout */
:root{--ink:#101820;--muted:#617184;--light:#f5f7fa}h1,h2,h3{font-family:Inter,Arial,sans-serif}.brand,.site-footer .brand{font-family:'DM Sans',sans-serif;font-size:32px;font-weight:600;letter-spacing:-1.5px;gap:0}.brand-dot{color:var(--blue)}.site-footer .brand-dot{color:#80a6ff}.home-intro{max-width:790px;margin:0 auto;text-align:center;padding:64px 0 42px}.intro-kicker{font-size:14px;color:var(--muted);margin-bottom:16px}.home-intro h1{font-size:54px;line-height:1.15;letter-spacing:-2.3px;margin:0 0 18px;font-weight:600}.home-intro .intro{max-width:590px;margin:0 auto 28px;font-size:17px;line-height:1.7;color:var(--muted)}.inline-search{position:relative;max-width:650px;margin:0 auto}.inline-search input{width:100%;font-size:16px;padding:19px 56px 19px 20px;background:#f5f7fa;border:1px solid #dce3eb;border-radius:8px;color:var(--ink)}.inline-search input:focus{outline:2px solid #195bff;outline-offset:2px}.inline-search>span{position:absolute;right:22px;top:50%;transform:translateY(-50%);font-size:27px;color:#5a6b80;pointer-events:none}.intro-facts{display:flex;justify-content:center;gap:24px;margin-top:18px;font-size:12px;color:var(--muted)}.intro-facts span+span{border-left:1px solid #dce3eb;padding-left:24px}.home-tools{padding:24px 0 64px}.section-top h2{font-size:26px;letter-spacing:-.8px;margin:0}.plain-link{display:inline-flex;align-items:center;gap:9px;font-size:13px;color:var(--blue);font-weight:500}.filter{font-size:13px}.tool-grid .tool-card{padding:22px 24px;min-height:100px}.tool-card .card-title h3{font-size:16px;letter-spacing:-.25px}.tool-card p{font-size:13px}.method-intro{display:grid;grid-template-columns:1fr 1fr;gap:90px;padding:56px 0 72px;border-top:1px solid var(--line)}.method-intro h2{font-size:30px;letter-spacing:-1px;max-width:360px}.method-intro p{font-size:14px;line-height:1.8;color:var(--muted);max-width:410px}.method-points{display:grid;gap:24px}.method-points h3{font-size:16px;margin:0 0 6px;letter-spacing:-.3px}.method-points p{margin:0}.directory-search{margin:28px 0 0;max-width:650px}.directory-count{font-size:12px;color:var(--muted);margin-top:12px}.directory-nav{margin-top:20px}.directory-group h2{font-size:24px}.search-empty{padding:24px;background:#f5f7fa;border-radius:8px;font-size:14px;color:var(--muted)}.calc-heading h1{font-size:42px;letter-spacing:-1.6px;font-weight:600}.calc-heading .pill{display:none}.input-panel{padding:28px;border-radius:10px}.result-panel{background:#edf4ff;border:0;padding:30px;border-radius:10px}.panel-title{font-size:17px;letter-spacing:-.3px}.field-label{font-size:14px}.result-label{margin-top:22px;font-size:13px}.big-result{font-size:48px;font-weight:600}.result-actions{margin-top:24px}.under-calc{margin-bottom:24px}.page-tabs{margin-top:30px;margin-bottom:40px}.article h2{font-size:27px;letter-spacing:-.7px}.article-layout{gap:64px}.article .faq{padding:28px;margin-top:56px}.formula-box{font-size:13px;padding:18px 22px}.formula-box strong{font-size:15px}.source-box{background:#f5f7fa;border-color:var(--line)}.source-box a{color:var(--blue)}.chat-launcher{top:auto;bottom:24px;right:20px;border:1px solid var(--line);border-radius:50%;width:44px;height:44px;padding:0;justify-content:center;box-shadow:0 3px 15px #1421390a}.chat-launcher span{display:none}.chat-launcher svg{width:21px;height:21px}.method-page{max-width:850px;padding-bottom:70px}.method-page h1{font-size:42px;letter-spacing:-1.6px;line-height:1.2}.method-page .method-lead{font-size:18px;color:var(--muted);margin-bottom:45px}.method-page section{margin-top:40px}.method-page h2{font-size:25px;letter-spacing:-.6px}.method-page section p{font-size:15px;line-height:1.85;color:var(--muted)}
@media(max-width:700px){.home-intro{padding:36px 0 26px}.home-intro h1{font-size:37px;letter-spacing:-1.4px}.intro-kicker{font-size:12px;margin-bottom:12px}.home-intro .intro{font-size:15px;margin-bottom:22px}.inline-search input{font-size:14px;padding:16px 44px 16px 14px}.inline-search>span{right:15px}.intro-facts{gap:8px;font-size:10px;flex-wrap:wrap}.intro-facts span+span{padding-left:8px}.home-tools{padding:22px 0 38px}.section-top{display:flex;align-items:center;gap:15px}.section-top h2{font-size:22px;letter-spacing:-.6px}.section-top>.plain-link{display:none}.tool-grid .tool-card{padding:18px;min-height:90px}.tool-card p{font-size:12px}.method-intro{grid-template-columns:1fr;gap:30px;padding:35px 0 44px}.method-intro h2{font-size:26px}.method-points{gap:22px}.calc-heading h1{font-size:34px}.input-panel{padding:20px}.result-panel{padding:22px}.big-result{font-size:42px}.article h2{font-size:25px}.article .faq{padding:22px 18px}.method-page h1{font-size:34px}.directory-group h2{font-size:23px}.brand{font-size:29px}.calc-page .chat-launcher{bottom:103px}}
/* Restore colour beneath search and around the explanation. */
.home-benefits{margin:0 0 32px;padding:25px 30px;border-radius:12px;background:#edf5ff;border:0}.home-benefits>div{gap:12px}.home-benefits .pictogram{width:26px;height:26px;color:#195bff}.method-intro{background:#edf3ff;border:0;border-radius:12px;padding:46px 48px;margin-bottom:64px;gap:70px}.method-intro h2{max-width:390px}.method-points>div{padding:0}.method-intro .method-points h3{margin-bottom:7px}@media(max-width:950px){.home-benefits{gap:20px;font-size:14px}.method-intro{gap:40px;padding:36px}}@media(max-width:700px){.home-benefits{margin-bottom:18px;padding:24px;gap:22px;font-size:14px}.method-intro{padding:28px 24px;gap:28px;margin-bottom:38px}.method-intro h2{font-size:25px}.method-intro p{font-size:14px}}

/* Compact floating calculator help and homepage questions */
.calculator-chat{inset:auto 20px 80px auto;z-index:40;width:390px;max-width:calc(100vw - 32px);height:560px;max-height:calc(100dvh - 104px);border:1px solid var(--line);border-radius:18px;background:#fff;box-shadow:0 16px 60px #14213924}
.calculator-chat.expanded{width:520px;height:680px;max-width:calc(100vw - 32px)}
.calculator-chat::backdrop{background:transparent}
.calculator-chat .chat-header{padding:14px 16px}
.calculator-chat .chat-messages{padding:18px 16px}
.calculator-chat .chat-welcome{padding:12px 4px}
.calculator-chat .chat-emblem{width:40px;height:40px;font-size:24px;margin-bottom:14px}
.calculator-chat .chat-welcome h2{font-size:22px}
.calculator-chat .chat-welcome .chat-scope{margin-top:16px}
.home-prompts{display:flex;justify-content:center;flex-wrap:wrap;gap:8px;margin:18px auto 0}
.home-prompts button{border:1px solid #dce4ee;border-radius:24px;background:#fff;color:var(--muted);font:inherit;font-size:12px;line-height:1.5;padding:9px 14px;cursor:pointer}
.home-prompts button:hover{background:#edf3ff;border-color:#b6caff;color:var(--blue)}
.home-prompts button:focus-visible{outline:2px solid var(--blue);outline-offset:3px}
@media(max-width:700px){.calculator-chat,.calculator-chat.expanded{right:12px;bottom:80px;width:calc(100vw - 24px);max-width:390px;height:540px;max-height:calc(100dvh - 96px)}.calc-page .calculator-chat{bottom:158px;max-height:calc(100dvh - 174px)}.home-prompts{gap:7px;margin-top:14px}.home-prompts button{font-size:11px;padding:8px 11px}}

/* Dark assistant hero */
.home-intro{position:relative;isolation:isolate;max-width:none;margin:0 0 34px;padding:72px 24px 58px;background:#06080d;color:#fff;overflow:hidden}
.home-intro:before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;background:radial-gradient(ellipse at 10% 100%,#163ba82b,transparent 48%),radial-gradient(ellipse at 95% 5%,#4027861a,transparent 40%)}
.home-intro h1{color:#fff}.home-intro .intro{color:#aeb8ca;max-width:600px}.home-intro .intro-kicker{color:#8aaaf7}
.hero-question{position:relative;display:flex;align-items:center;max-width:650px;margin:32px auto 0;padding:2px;border-radius:32px;background:linear-gradient(110deg,#51e6e0,#348bff 46%,#895cff 75%,#51e6e0);background-size:200% 100%;box-shadow:0 0 22px #3869e52b;animation:question-glow 7s ease-in-out infinite}
.hero-question input{width:100%;min-width:0;height:60px;padding:0 66px 0 24px;border:0;border-radius:30px;background:#0b0f18;color:#fff;font:inherit;font-size:16px;outline:none}
.hero-question input::placeholder{color:#a4aec1}.hero-question:focus-within{box-shadow:0 0 0 3px #70b8ff45,0 0 36px #3869e54d}
.hero-question button{position:absolute;right:12px;display:grid;place-items:center;width:40px;height:40px;border:0;border-radius:50%;background:#202d47;color:#d6e7ff;cursor:pointer}
.hero-question button:hover{background:#315494;color:#fff}.hero-question button:focus-visible{outline:2px solid #80dcff;outline-offset:3px}
:is(.home-intro,.calc-heading) .home-prompts{max-width:700px;margin-top:20px;gap:9px}
:is(.home-intro,.calc-heading) .home-prompts button{background:linear-gradient(#111723,#111723) padding-box,linear-gradient(110deg,#325369,#33364f) border-box;border:1px solid transparent;color:#c6d1e5;padding:10px 16px;transition:background .2s,box-shadow .2s,color .2s}
:is(.home-intro,.calc-heading) .home-prompts button:hover{background:linear-gradient(#17243a,#17243a) padding-box,linear-gradient(110deg,#51e6e0,#895cff) border-box;color:#fff;box-shadow:0 0 16px #518cff25}
@keyframes question-glow{0%,100%{background-position:0% 50%;box-shadow:0 0 20px #3869e526}50%{background-position:100% 50%;box-shadow:0 0 32px #3869e54a}}
@media(max-width:700px){.home-intro{padding:42px 20px 36px;margin-bottom:24px}.hero-question{margin-top:26px}.hero-question input{height:56px;font-size:14px;padding-left:18px}:is(.home-intro,.calc-heading) .home-prompts{gap:8px;margin-top:18px}:is(.home-intro,.calc-heading) .home-prompts button{font-size:11px;padding:9px 12px}}
@media(prefers-reduced-motion:reduce){.hero-question{animation:none}:is(.home-intro,.calc-heading) .home-prompts button{transition:none}}
/* Illuminated prompt outlines and peripheral light trails */
.home-intro:before{background:url('/assets/hero-light.svg') center bottom / cover no-repeat,radial-gradient(ellipse at 6% 100%,#1739aa36,transparent 46%),radial-gradient(ellipse at 98% 92%,#6c35a52b,transparent 38%)}
:is(.home-intro,.calc-heading) .home-prompts button{background:linear-gradient(#111723,#111723) padding-box,linear-gradient(110deg,#51e6e0,#348bff 46%,#895cff) border-box;border:1px solid transparent;color:#dbe5f7;box-shadow:0 0 10px #438aff18;transition:box-shadow .2s,background .2s,color .2s}
:is(.home-intro,.calc-heading) .home-prompts button:hover,:is(.home-intro,.calc-heading) .home-prompts button:focus-visible{background:linear-gradient(#1b2a43,#18243c) padding-box,linear-gradient(110deg,#8afff5,#65b7ff 46%,#b28aff) border-box;color:#fff;box-shadow:0 0 14px #52dbff66,0 0 30px #7654ff45,inset 0 0 14px #659aff12}
@media(max-width:700px){.home-intro:before{background-size:auto 100%,auto,auto}}
@media(prefers-reduced-motion:reduce){:is(.home-intro,.calc-heading) .home-prompts button{transition:none}}

/* Result card with contextual calculator questions */
.result-column{min-width:0}
.result-column .result-panel{position:relative;top:auto}
.result-followups{margin-top:20px}.result-followups>p{font-size:12px;color:var(--muted);margin:0 0 11px}
.result-prompts{display:flex;flex-wrap:wrap;gap:8px}
.result-prompts button{font:inherit;font-size:12px;line-height:1.5;padding:9px 13px;color:#e0eaff;border:1px solid transparent;border-radius:24px;background:linear-gradient(#111723,#111723) padding-box,linear-gradient(110deg,#51e6e0,#348bff 46%,#895cff) border-box;cursor:pointer;transition:box-shadow .2s,background .2s}
.result-prompts button:hover,.result-prompts button:focus-visible{background:linear-gradient(#1b2a43,#18243c) padding-box,linear-gradient(110deg,#8afff5,#65b7ff 46%,#b28aff) border-box;box-shadow:0 0 12px #52baff55,0 0 24px #7654ff30;color:#fff}
.result-prompts button:focus-visible{outline:2px solid #438aff;outline-offset:3px}
@media(prefers-reduced-motion:reduce){.result-prompts button{transition:none}}
@media print{.result-followups{display:none}.result-column .result-panel{background:#fff;color:#111;border:1px solid #aaa}.result-column .big-result,.result-column .result-top,.result-column .breakdown-row,.result-column .breakdown-row strong,.result-column .result-label,.result-column .result-note{color:#111}}

/* Homepage menu blends into the hero, then returns to white on scroll. */
:is(.home-page,.vat-page) .site-header{transition:background-color .2s,border-color .2s,color .2s}
:is(.home-page,.vat-page).hero-menu .site-header{background:#06080d;border-bottom-color:#06080d;color:#fff;backdrop-filter:none}
:is(.home-page,.vat-page).hero-menu .site-header .brand,:is(.home-page,.vat-page).hero-menu .site-header .brand-dot,:is(.home-page,.vat-page).hero-menu .nav>a,:is(.home-page,.vat-page).hero-menu .nav-dropdown>summary,:is(.home-page,.vat-page).hero-menu .search-trigger,:is(.home-page,.vat-page).hero-menu .search-icon,:is(.home-page,.vat-page).hero-menu .mobile-toggle{color:#fff}
:is(.home-page,.vat-page).hero-menu .search-trigger{background:transparent;border-color:transparent}
:is(.home-page,.vat-page).hero-menu .nav>a:hover,:is(.home-page,.vat-page).hero-menu .nav-dropdown>summary:hover,:is(.home-page,.vat-page).hero-menu .search-trigger:hover{color:#9ddcff}
:is(.home-page,.vat-page).hero-menu .nav-panel{background:#101722;border-color:#2a354a;color:#e6edfa;box-shadow:0 16px 48px #0005}
:is(.home-page,.vat-page).hero-menu .nav-panel a:hover{background:#1d2a40;color:#fff}
:is(.home-page,.vat-page).hero-menu .nav-panel small{color:#a9b6cb}
:is(.home-page,.vat-page) .header-cta{border:1px solid transparent;border-radius:28px;background:linear-gradient(#111723,#111723) padding-box,linear-gradient(110deg,#51e6e0,#348bff 46%,#895cff) border-box;color:#fff;box-shadow:0 0 12px #438aff20}
:is(.home-page,.vat-page) .header-cta:hover,:is(.home-page,.vat-page) .header-cta:focus-visible{background:linear-gradient(#1b2a43,#18243c) padding-box,linear-gradient(110deg,#8afff5,#65b7ff 46%,#b28aff) border-box;box-shadow:0 0 14px #52dbff66,0 0 28px #7654ff40;color:#fff;transform:none}
@media(max-width:700px){:is(.home-page,.vat-page).hero-menu .nav{background:#06080d;border-color:#283143}}
@media(prefers-reduced-motion:reduce){:is(.home-page,.vat-page) .site-header,:is(.home-page,.vat-page) .header-cta{transition:none}}

/* Shared prompt appearance; result questions always form one row. */
:is(.home-intro,.calc-heading) .home-prompts button,.result-prompts button{background:linear-gradient(#111723,#111723) padding-box,linear-gradient(110deg,#51e6e0,#348bff 46%,#895cff) border-box;border:1px solid transparent;border-radius:24px;color:#dbe5f7;font-size:12px;line-height:1.5;padding:10px 16px;box-shadow:0 0 10px #438aff18;transition:box-shadow .2s,background .2s,color .2s}
:is(.home-intro,.calc-heading) .home-prompts button:hover,:is(.home-intro,.calc-heading) .home-prompts button:focus-visible,.result-prompts button:hover,.result-prompts button:focus-visible{background:linear-gradient(#1b2a43,#18243c) padding-box,linear-gradient(110deg,#8afff5,#65b7ff 46%,#b28aff) border-box;color:#fff;box-shadow:0 0 14px #52dbff66,0 0 30px #7654ff45,inset 0 0 14px #659aff12}
.result-prompts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}
.result-prompts button{min-width:0;padding:10px 8px;min-height:44px;text-align:center;overflow-wrap:normal}
@media(max-width:700px){:is(.home-intro,.calc-heading) .home-prompts button,.result-prompts button{font-size:11px}.result-prompts{gap:6px}.result-prompts button{padding:9px 5px}}
@media(prefers-reduced-motion:reduce){:is(.home-intro,.calc-heading) .home-prompts button,.result-prompts button{transition:none}}

/* One background coordinate system across the sticky menu and hero. */
:is(.home-page,.vat-page){--hero-bg-height:550px;--hero-header-height:88px;--hero-bg-scroll:0px;--hero-art:url('/assets/hero-light.svg'),radial-gradient(ellipse at 6% 100%,#1739aa36,transparent 46%),radial-gradient(ellipse at 98% 92%,#6c35a52b,transparent 38%)}
:is(.home-page,.vat-page) :is(.home-intro,.calc-hero):before{background-image:var(--hero-art);background-repeat:no-repeat;background-size:100% var(--hero-bg-height);background-position:center calc(-1 * var(--hero-header-height))}
:is(.home-page,.vat-page).hero-menu .site-header{background-color:#06080d;background-image:var(--hero-art);background-repeat:no-repeat;background-size:100% var(--hero-bg-height);background-position:center var(--hero-bg-scroll);border-bottom-color:transparent;transition:none}
/* Restore a spacious reading panel. */
.calculator-chat{inset:0 0 0 auto;right:0;bottom:0;top:0;width:500px;max-width:100vw;height:100dvh;max-height:100dvh;border:0;border-left:1px solid var(--line);border-radius:0;box-shadow:-12px 0 48px #14213924}
.calculator-chat.expanded{width:740px;height:100dvh;max-width:100vw;max-height:100dvh}
.calculator-chat .chat-header{padding:20px 22px}
.calculator-chat .chat-messages{padding:26px 24px}
.calculator-chat .chat-message{font-size:15px;line-height:1.8;padding:18px}
.calculator-chat .chat-welcome{padding:42px 12px 24px}
.calculator-chat .chat-bottom{padding:16px 22px 22px}
.calculator-chat .chat-prompts{flex-wrap:wrap;overflow:visible}
.calculator-chat .chat-prompts button{font-size:12px}
@media(max-width:700px){:is(.home-page,.vat-page){--hero-header-height:72px}.calculator-chat,.calculator-chat.expanded,.calc-page .calculator-chat{inset:0;width:100%;max-width:100%;height:100dvh;max-height:100dvh;border:0;border-radius:0}.calculator-chat .chat-header{padding: max(16px,env(safe-area-inset-top)) 16px 16px}.calculator-chat .chat-messages{padding:20px 16px}.calculator-chat .chat-bottom{padding:12px 16px max(16px,env(safe-area-inset-bottom))}.calculator-chat .chat-message{font-size:14px}.calculator-chat #chat-expand{display:none}}
/* Light prompts on the calculator's white surface. */
.result-prompts button{background:linear-gradient(#fff,#fff) padding-box,linear-gradient(110deg,#51e6e0,#348bff 46%,#895cff) border-box;color:var(--ink);box-shadow:0 0 10px #438aff12}
.result-prompts button:hover,.result-prompts button:focus-visible{background:linear-gradient(#fff,#fff) padding-box,linear-gradient(110deg,#51e6e0,#348bff 46%,#895cff) border-box;color:var(--ink);box-shadow:0 0 14px #52baff40,0 0 26px #7654ff24}

/* Compact calculator hero, with the working cards crossing its lower edge. */
.calc-hero{position:relative;isolation:isolate;overflow:hidden;background:#06080d;color:#fff;padding-bottom:72px}
.calc-hero:before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none}
.calc-hero .breadcrumb{color:#acb9d1;padding-top:24px;padding-bottom:22px}
.calc-hero .breadcrumb a:hover{color:#83d7ff}.calc-hero .breadcrumb [aria-current]{color:#e7edfa}
.calc-hero .calc-heading{margin:0}.calc-hero h1{color:#fff;font-size:42px}
.calc-hero .calc-heading p{color:#b5c1d6;margin-bottom:0}
.vat-page .calc-content{position:relative;margin-top:-40px}
.vat-page .input-panel{background:#fff;box-shadow:0 6px 24px #10182005}
.vat-page .result-panel{margin-top:0}
@media(max-width:700px){.calc-hero{padding-bottom:48px}.calc-hero .breadcrumb{padding-top:15px;padding-bottom:16px}.calc-hero h1{font-size:34px}.calc-hero .calc-heading p{max-width:none;font-size:13px}.vat-page .calc-content{margin-top:-24px}.vat-page .result-panel{margin-top:14px}}
@media print{.calc-hero{background:#fff;color:#111;padding-bottom:20px}.calc-hero:before{display:none}.calc-hero h1,.calc-hero .calc-heading p,.calc-hero .breadcrumb,.calc-hero .breadcrumb [aria-current]{color:#111}.vat-page .calc-content{margin-top:0}}
/* Shared layouts for the five additional calculator pages. */
.quick-page .calc-layout{max-width:none;padding:0;margin-bottom:0}
.quick-page .input-panel .field-label:first-child{margin-top:0}
.quick-page #quick-form .dialog-input{margin-bottom:18px;background:#fbfcff;padding:14px 16px;font-size:20px;max-width:100%;min-width:0}
.quick-page .quick-page-output{font-size:clamp(28px,3.3vw,46px);overflow-wrap:anywhere;margin:14px 0 18px;line-height:1.25}
.quick-page .result-note{line-height:1.8;font-size:13px;margin-top:18px}
.quick-page .formula-box strong{overflow-wrap:anywhere;line-height:1.8}
.quick-page .result-prompts button{font-size:11px}
@media(max-width:700px){.quick-page #quick-form .dialog-input{font-size:18px;padding:12px}.quick-page .mobile-result strong{font-size:20px}.quick-page .quick-page-output{font-size:34px}.quick-page .mobile-result{gap:12px}.quick-page .mobile-result>div{min-width:0}.quick-page .mobile-result strong{overflow-wrap:anywhere}}
/* Phase 1 inputs and result breakdowns share the existing calculator design. */
#quick-form select.dialog-input{width:100%;font:inherit;min-height:50px;color:var(--ink,#16233b);background:#fff;padding:12px 14px;border:1px solid #d8deea;border-radius:10px}
.choice-group{border:0;margin:22px 0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 16px}.choice-group legend{font-weight:600;margin-bottom:12px}.check-label{display:flex;align-items:center;gap:9px;font-size:14px;cursor:pointer;min-height:30px}.check-label input{width:18px;height:18px;accent-color:#275af5;flex:0 0 auto}.holiday-options{margin:18px 0;padding:15px;border:1px solid #d8deea;border-radius:12px}.holiday-options summary,.schedule summary{cursor:pointer;font-weight:600}.schedule{margin-top:24px;padding-top:20px;border-top:1px solid #c9d8f4}.table-scroll{overflow:auto;max-height:360px;margin-top:12px;border-radius:8px}.table-scroll th{white-space:nowrap}.table-scroll table{margin:0;font-size:13px}.table-scroll td{white-space:nowrap}.table-scroll thead{position:sticky;top:0;background:#e9efff}#quick-details .breakdown-row{gap:18px;align-items:baseline}#quick-details .breakdown-row strong{text-align:right;overflow-wrap:anywhere}.quick-page .result-column{min-width:0;align-self:start;position:sticky;top:100px}.nav-panel{max-height:75vh;overflow:auto}.quick-page .result-note{line-height:1.6}.quick-page .error:empty{display:none}
@media(max-width:760px){.quick-page .result-column{position:static}.choice-group{gap:8px}.check-label{font-size:13px}.table-scroll{max-height:280px}#quick-details .breakdown-row{font-size:13px}.quick-page-output{overflow-wrap:anywhere}}
@media print{.holiday-options,.schedule{display:block}.table-scroll{overflow:visible;max-height:none}.quick-page .result-column{position:static}}
/* Assumptions stay visible next to the fiscal calculator, not hidden in an FAQ. */
.scope-note{padding:14px 16px;margin:0 0 22px;border-left:3px solid #5278ee;background:#f3f6fc;color:#43516b;border-radius:0 8px 8px 0;font-size:13px;line-height:1.6}.source-date{color:#627089;font-size:13px;margin-top:24px}.nav-panel small{line-height:1.35}#quick-form>.check-label{margin:18px 0}
/* Shared form rhythm and accessible explanations — October 2026 review. */
:root{--muted:#526176;--control-border:#8795aa}
:where(button,a,input,select,textarea,summary,[tabindex]):focus-visible{outline:3px solid #195bce;outline-offset:3px;box-shadow:0 0 0 5px #fff}
[hidden]{display:none!important}
.calc-layout>*{min-width:0}.calc-content,.input-panel,.result-panel,.article-layout>*{min-width:0}
.quick-page #quick-form .dialog-input,#quick-form select.dialog-input{font-size:16px;font-weight:400;line-height:1.5;min-height:48px;padding:11px 14px;margin:0;background-color:#fff;color:#152139;border:1px solid var(--control-border);border-radius:8px;width:100%;max-width:100%;min-width:0}
#quick-form select.dialog-input,.quick-page #quick-form select.dialog-input{appearance:none;-webkit-appearance:none;padding-right:44px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%23445268' stroke-width='1.7' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;background-size:18px}
#quick-form select.single-choice{background-image:none;padding-right:14px;background-color:#f5f7fa;color:#445268;opacity:1;-webkit-text-fill-color:#445268;cursor:default}
.field-heading{display:flex;align-items:center;gap:6px;margin-bottom:7px;min-width:0}.field-heading .field-label{margin:0;font-size:14px;line-height:1.45;letter-spacing:0}.field-heading .check-label{margin:0;flex:1;line-height:1.5}
.calc-field{margin:0 0 18px;min-width:0}.calc-field:last-child{margin-bottom:0}.calc-field input[aria-invalid="true"]{border:2px solid #ac2537}
.info-button{display:inline-flex;align-items:center;justify-content:center;flex:0 0 28px;width:28px;height:28px;min-width:28px;border:1px solid #8795aa;border-radius:50%;background:#fff;color:#415776;font-family:Georgia,serif;font-style:normal;font-weight:700;font-size:14px;line-height:1;padding:0;cursor:pointer}
.info-button:hover,.info-button[aria-expanded="true"]{background:#e9f1ff;border-color:#275af5;color:#174abe}
.info-bubble{position:relative;padding:13px 15px;margin:4px 0 12px;border:1px solid #9aafd2;border-radius:8px;background:#f1f6ff;color:#344660;font-size:14px;line-height:1.65;box-shadow:0 4px 14px #1738620a;overflow-wrap:anywhere}
.section-heading{display:flex;align-items:center;gap:8px;margin:0 0 20px}.section-heading .panel-title{margin:0}.result-top{display:flex;align-items:center;gap:8px;justify-content:space-between}
.form-section{border:0;padding:0;margin:24px 0 0;min-width:0}.form-section:first-child{margin-top:0}.form-section+.form-section{border-top:1px solid #dce3ed;padding-top:22px}.form-section legend{float:left;width:100%;font-size:15px;font-weight:600;margin:0 0 16px;padding:0}.form-section legend+.calc-field{clear:both}
.quick-page .quick-page-output{font-size:clamp(28px,3vw,38px);line-height:1.2;letter-spacing:-.9px;margin:18px 0 20px}.result-amount{display:block;font-variant-numeric:tabular-nums}.result-unit{display:block;font-size:15px;line-height:1.5;font-weight:400;letter-spacing:0;margin-top:8px;color:#44566f}
#quick-details .breakdown-row{font-size:14px;line-height:1.55;gap:20px;align-items:flex-start;padding:12px 0}#quick-details .breakdown-row>span{flex:1;min-width:0}#quick-details .breakdown-row>strong{flex:0 1 48%;min-width:0;font-weight:600;font-variant-numeric:tabular-nums}
.result-disclosure,.result-assumptions{border-top:1px solid #bbcce5;margin-top:14px;padding-top:8px}.result-disclosure summary,.result-assumptions summary{font-size:14px;font-weight:600;cursor:pointer;padding:10px 0;min-height:44px;color:#254b88}.result-assumptions .result-note{font-size:14px;margin:5px 0 10px;line-height:1.65;color:#43546d}.result-actions{flex-wrap:wrap;gap:8px}.result-actions button{min-height:44px;font-size:13px}
.quick-page .result-column{position:sticky;top:104px;max-height:calc(100dvh - 124px);overflow-y:auto;scrollbar-width:thin;scrollbar-gutter:stable;padding:0 4px 4px 0}.result-column .result-panel{margin:0}.result-column .result-followups{margin-top:18px}
.scope-note{font-size:14px;line-height:1.65;padding:14px 16px;margin-bottom:24px}.source-date{font-size:14px;color:#526176}.under-calc{font-size:13px;color:#526176}.input-bottom{font-size:13px;align-items:center;gap:14px}.input-bottom button{min-height:44px}
.nav-dropdown summary>span{width:18px;height:18px;display:inline-flex;align-items:center;justify-content:center}.nav-dropdown summary>span svg{width:16px;height:16px}.nav-dropdown[open] summary>span{transform:rotate(180deg)}
.nav a,.nav-dropdown>summary{min-height:44px;align-content:center}.nav-panel a{min-height:44px}.check-label{min-height:44px}.check-label input{width:20px;height:20px}
.inline-search input,.hero-question input,.chat-bottom textarea,.dialog-input{font-size:16px}.home-prompts button,.result-prompts button,.chat-prompts button{min-height:44px;font-size:13px;line-height:1.4}.quick-page .result-prompts button{font-size:12px}.filter,.page-tabs a{min-height:44px}.plain-link,.side-link{min-height:28px}
.article p a,.method-page p a{color:#174cbe;text-decoration:underline;text-underline-offset:3px}.article p,.method-page section p{line-height:1.75}.article .faq{margin-top:48px}.faq summary{min-height:48px;line-height:1.5}
.calc-page #result{scroll-margin-top:108px}.table-scroll:focus-visible{outline-offset:-3px}.mobile-result{padding-bottom:max(14px,env(safe-area-inset-bottom))}
@media(max-width:1000px){.quick-page .calc-layout{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:18px}.header-inner{gap:18px}.nav{gap:18px}.input-panel,.result-panel{padding:24px}}
@media(max-width:800px){.quick-page .calc-layout{display:block}.quick-page .result-column{position:static;max-height:none;overflow:visible;padding:0;margin-top:20px}.quick-page .result-followups{margin-top:18px}.quick-page .mobile-result.visible{display:flex}.quick-page{padding-bottom:120px}}
@media(max-width:700px){.wrap{width:calc(100% - 32px)}.input-panel,.result-panel{padding:20px}.calc-hero h1,.calc-heading h1,.method-page h1{font-size:30px;line-height:1.18;letter-spacing:-.9px}.calc-hero .calc-heading p{font-size:15px;line-height:1.6}.calc-hero .breadcrumb{font-size:12px;line-height:1.6;flex-wrap:wrap}.field-heading .field-label{font-size:14px}.quick-page #quick-form .dialog-input,#quick-form select.dialog-input{font-size:16px;min-height:48px;padding:11px 12px}.quick-page #quick-form select.dialog-input{padding-right:42px}.calc-field{margin-bottom:16px}.scope-note{font-size:13px;padding:12px}.info-button{flex-basis:30px;width:30px;height:30px}.quick-page .quick-page-output{font-size:32px}.result-unit{font-size:14px}.quick-page .mobile-result{left:0;right:0;gap:12px;align-items:center;padding:12px 16px max(12px,env(safe-area-inset-bottom));min-height:88px}.quick-page .mobile-result>div{flex:1;min-width:0}.quick-page .mobile-result strong{font-size:20px;line-height:1.2;letter-spacing:-.3px}.quick-page .mobile-result .result-unit{font-size:12px;font-weight:400;margin-top:4px;line-height:1.3}.quick-page .mobile-result button{min-height:44px;flex:0 0 auto;font-size:13px}.calc-page .chat-launcher{bottom:126px}.input-bottom{flex-wrap:wrap}.result-prompts{grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}.result-prompts button{padding:10px 6px;font-size:12px}.quick-page .result-prompts button{font-size:12px}.quick-page .result-column .result-panel{margin-top:0}:is(.home-intro,.calc-heading) .home-prompts button{font-size:12px;min-height:44px}.home-intro .hero-question input,.inline-search input{font-size:16px}.article-layout{gap:32px}.article .faq{padding:20px 16px}.table-scroll{max-width:100%}}
@media(max-width:380px){#quick-details .breakdown-row{gap:12px;font-size:13px}.quick-page .mobile-result button{max-width:100px}.result-prompts{grid-template-columns:1fr}.result-prompts button{min-height:44px}.section-top{flex-wrap:wrap}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
@media(forced-colors:active){.info-button,.dialog-input,.button,.result-prompts button{border:1px solid ButtonText}#quick-form select.dialog-input{appearance:auto;background-image:none}.result-panel,.scope-note{border:1px solid CanvasText}}
@media print{.info-button,.info-bubble,.mobile-result{display:none!important}.quick-page .result-column{position:static;max-height:none;overflow:visible}.result-disclosure,.result-assumptions{display:block}.result-disclosure::details-content,.result-assumptions::details-content{content-visibility:visible}}
/* Avoid clipped content at tablet widths and when zoomed. */
body :is(input,select,textarea,button,a,summary):focus-visible{outline:3px solid #195bce;outline-offset:3px;box-shadow:0 0 0 5px #fff}
html{scroll-padding-bottom:130px}body :is(input,select,textarea,button,a,summary){scroll-margin-top:104px;scroll-margin-bottom:130px}
.nav-dropdown[open] summary>span .ui-chevron{transform:none}
.quick-page .result-column{max-height:none;overflow:visible;scrollbar-gutter:auto;padding:0}.quick-page .result-column.result-too-tall{position:static}
@media(max-width:900px){.site-header{height:72px}.header-inner{gap:16px}.nav{display:none;position:absolute;top:72px;left:0;right:0;margin:0;padding:24px;background:white;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;max-height:calc(100dvh - 72px);overflow:auto}.nav.open{display:flex}.nav-panel{position:static;min-width:0;box-shadow:none;border:0;background:#f6f8fb;margin-top:12px}.nav-dropdown summary{justify-content:space-between}.mobile-toggle{display:block;min-width:44px;min-height:44px}.search-trigger{margin-left:auto;border:0;min-width:44px;min-height:44px;padding:8px;font-size:0}.search-trigger .search-icon{font-size:20px}.header-cta{display:none}:is(.home-page,.vat-page){--hero-header-height:72px}:is(.home-page,.vat-page).hero-menu .nav{background:#06080d;border-color:#283143}}
@media(max-width:800px){.quick-page .mobile-result{position:fixed;z-index:25;bottom:0;left:0;right:0;background:#fff;border-top:1px solid #b7c5da;box-shadow:0 -4px 20px #1521390a;justify-content:space-between;padding:12px 16px max(12px,env(safe-area-inset-bottom));gap:12px;min-height:88px}.quick-page .mobile-result>div{min-width:0;flex:1}.quick-page .mobile-result .result-unit{font-size:12px;line-height:1.3;margin-top:4px}.quick-page .mobile-result strong{font-size:20px}.quick-page .mobile-result button{min-height:44px;font-size:13px}.quick-page .chat-launcher{bottom:126px}}
.calculator-chat::backdrop{background:#101a2d33}
:where(input,textarea)::placeholder{color:#626f82;opacity:1}
.hero-question input::placeholder{color:#b6c2d7}
.amount-field input,.custom-rate input{font-size:16px;line-height:1.5;min-height:44px}.amount-field{border-color:var(--control-border)}.custom-rate input{border:1px solid var(--control-border);border-radius:8px;padding:10px 12px}.field-help{color:#526176;font-size:13px}
@media(max-width:800px){.quick-page .mobile-result{background:#101820;color:#fff;border-radius:0;border-color:#34435b}.quick-page .mobile-result small,.quick-page .mobile-result .result-unit{color:#cbd5e1}.quick-page .mobile-result strong{color:#fff}.quick-page .mobile-result button{background:#275af5;color:#fff;border:1px solid #80a6ff}}
/* Article navigation follows the reading position, above related calculators. */
.article-layout{align-items:start;margin-top:40px}.article-sidebar{position:sticky;top:104px;align-self:start;max-height:calc(100dvh - 128px);overflow-y:auto;scrollbar-width:thin;padding:0 4px 4px 0;min-width:0}
.article-toc{border:1px solid #dce3ed;border-radius:10px;background:#fff;margin:0 0 20px;padding:20px 16px}.article-toc>summary{display:flex;align-items:center;justify-content:space-between;gap:12px;list-style:none;font-size:15px;font-weight:600;color:#152139;padding:4px 8px;min-height:44px;cursor:pointer}.article-toc>summary::-webkit-details-marker{display:none}.toc-toggle{width:9px;height:9px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg);margin-right:4px;flex:0 0 9px}.article-toc[open] .toc-toggle{transform:rotate(225deg)}
.article-toc nav{margin-top:8px}.article-toc ol{margin:0;padding:0;list-style:none}.article-toc li+li{margin-top:4px}.article-toc a{display:block;border-left:3px solid transparent;padding:11px 12px;border-radius:0 6px 6px 0;font-size:14px;line-height:1.5;color:#43516a;min-height:44px;overflow-wrap:anywhere}.article-toc a:hover{background:#f5f7fc;color:#174cbe}.article-toc a[aria-current="location"]{background:#eef3ff;color:#174cbe;border-left-color:#275af5;font-weight:600}.article-toc .toc-level-3 a{padding-left:26px;font-size:13px}.article :is(h2,h3)[id]{scroll-margin-top:120px}.article :is(h2,h3)[tabindex="-1"]:focus-visible{outline:2px solid #275af5;outline-offset:6px;border-radius:2px}
@media(max-width:900px){.article-layout{display:flex;flex-direction:column;gap:20px;margin-top:28px}.article-layout>.article{order:1;width:100%}.article-layout>.article-sidebar{display:contents;position:static;max-height:none;overflow:visible}.article-sidebar>.article-toc,.article-layout>.article-toc{order:0;width:100%;margin:0 0 8px;padding:12px 14px}.article-sidebar>.side-box{order:2;width:100%;margin:0}.article-toc nav{max-height:55dvh;overflow-y:auto}.article-toc a{font-size:14px;padding-top:12px;padding-bottom:12px}.article-toc>summary{font-size:14px}.article :is(h2,h3)[id]{scroll-margin-top:96px}}
@media print{.article-toc{display:none}.article-sidebar{position:static;max-height:none;overflow:visible}}
/* Editorial revision: quiet navigation, compact help, and spacious shared hero. */
:is(.home-page,.vat-page){--shared-hero-height:440px}
.home-intro{min-height:var(--shared-hero-height);display:flex;flex-direction:column;justify-content:center}
.calc-hero{min-height:var(--shared-hero-height);padding-bottom:88px;display:flex;align-items:center}
.calc-hero>.wrap{width:min(1180px,calc(100% - 64px))}
.calc-hero .breadcrumb{padding-top:12px;padding-bottom:24px}
.calc-hero .calc-heading p{max-width:790px;font-size:17px;line-height:1.7;margin-top:18px}
.calc-hero h1{max-width:950px;font-size:clamp(32px,3.5vw,48px);line-height:1.15}
.article-layout{border-top:1px solid #dce3ed;margin-top:32px;padding-top:48px}
.article h3{font-size:19px;line-height:1.4;font-weight:600;margin:28px 0 12px;color:#172235}
.article section+section{margin-top:40px}.article section>h2{margin-top:0}
.article-sources{font-size:14px;line-height:1.7;color:#526176}.article-sources h2{font-size:21px}.article-sources li+li{margin-top:8px}.article-sources a{color:#174cbe;text-decoration:underline;text-underline-offset:3px}
.article .faq{padding:28px;margin-top:40px}.article .faq details{padding:0;margin:0;border-bottom:1px solid #dce3ed}.article .faq summary{padding:14px 0;min-height:48px;align-items:center;line-height:1.5}.article .faq details p{margin:0;padding:0 20px 18px 0}.article .faq details:last-child{border-bottom:0}
.result-prompts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;align-items:stretch}
.result-prompts button,.quick-page .result-prompts button{width:100%;min-width:0;white-space:normal;overflow-wrap:anywhere;font-size:13px;line-height:1.5;min-height:52px;padding:12px 14px;height:100%;text-wrap:pretty}
.info-anchor{display:inline-flex;flex:0 0 auto;align-items:center;vertical-align:middle}
.info-button{position:relative;flex:0 0 28px;width:28px;min-width:28px;height:28px;border:0;background:transparent;color:#4a586d;font-size:10px;font-weight:600;padding:0;isolation:isolate}
.info-button::before{content:'';position:absolute;width:13px;height:13px;border:1px solid currentColor;border-radius:50%;z-index:-1}
.info-button:hover,.info-button[aria-expanded="true"]{background:transparent;color:#174cbe}
.info-bubble{position:fixed;z-index:90;margin:0;padding:12px 14px;max-width:calc(100vw - 32px);max-height:calc(100dvh - 32px);overflow:auto;border:1px solid #d4ddea;background:#fff;border-radius:8px;color:#263246;font:400 13px/1.6 'DM Sans',sans-serif;box-shadow:0 8px 24px #182a421a;text-align:left}
.info-bubble::before{content:'';position:absolute;left:var(--pointer-left,20px);top:-5px;width:8px;height:8px;background:white;border-left:1px solid #d4ddea;border-top:1px solid #d4ddea;transform:rotate(45deg)}
.info-bubble.above::before{top:auto;bottom:-5px;transform:rotate(225deg)}
.article-toc{border:0;border-radius:0;background:transparent;padding:0;margin-bottom:28px}
.article-toc>summary{padding:8px 16px;font-size:16px;font-weight:600}
.article-toc a{border:0!important;border-radius:5px;color:#172235;font-size:14px;font-weight:400;padding:12px 16px;min-height:48px}
.article-toc a[aria-current="location"]{background:#f1f3ff;color:#172235;font-weight:500}
.article-toc li+li{margin-top:2px}.article-toc .toc-level-3 a{padding-left:28px;font-size:13px}
.toc-group{margin:0;padding:0;border:0}.toc-group>summary{display:flex;align-items:center;gap:6px;list-style:none;cursor:pointer;padding-right:12px;min-height:48px}.toc-group>summary::-webkit-details-marker{display:none}.toc-group>summary>a{flex:1;min-width:0}.toc-group>summary .toc-toggle{width:7px;height:7px;flex-basis:7px}.toc-group[open]>summary .toc-toggle{transform:rotate(225deg)}
.article-toc .toc-group ol{margin:0 0 6px}.article-toc>nav{max-height:65dvh;overflow:auto;scrollbar-width:thin}
.calculator-disclaimer{padding:56px 0 64px;margin-top:48px;border-top:1px solid #e2e7ef;text-align:center;background:#fff;color:#526176}.calculator-disclaimer .wrap{max-width:940px}.calculator-disclaimer h2{font-size:18px;font-weight:600;color:#172235;margin:0 0 12px;line-height:1.4}.calculator-disclaimer p{font-size:14px;line-height:1.75;margin:0}
@media(max-width:900px){.article-layout{padding-top:28px}.article-sidebar>.article-toc,.article-layout>.article-toc{border:1px solid #dce3ed;border-radius:8px;padding:8px}.article-toc>nav{max-height:55dvh}.article-toc a{font-size:14px}.article-toc>summary{font-size:15px}}
@media(max-width:700px){:is(.home-page,.vat-page){--shared-hero-height:380px}.calc-hero{padding:24px 0 60px}.calc-hero>.wrap{width:calc(100% - 32px)}.calc-hero .calc-heading p{font-size:15px;line-height:1.6}.calc-hero .breadcrumb{padding-top:0;padding-bottom:20px}.article h3{font-size:18px}.article .faq{padding:20px 16px}.article .faq summary{padding:12px 0;min-height:48px}.result-prompts{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.result-prompts button,.quick-page .result-prompts button{padding:10px 8px;font-size:12px;min-height:56px}.info-button{flex-basis:28px;width:28px;height:28px}.calculator-disclaimer{padding:36px 0 44px;margin-top:32px}.calculator-disclaimer p{font-size:13px}.article section+section{margin-top:32px}}
@media print{.home-intro,.calc-hero{min-height:0;padding:12px 0}.calculator-disclaimer{padding:20px 0;margin-top:20px}.article-layout{padding-top:20px}}
.info-bubble{overflow:visible;max-height:none}.info-bubble-copy{display:block;max-height:calc(100dvh - 64px);overflow:auto}
:is(.home-page,.vat-page){--shared-hero-height:480px}
@media(max-width:700px){:is(.home-page,.vat-page){--shared-hero-height:400px}}
/* Keep the question form full-width inside the vertically centred hero. */
.home-intro .hero-question{width:100%;max-width:650px;flex-shrink:0}

/* Homepage method block: copy left, original photograph right. */
.method-intro.method-split{display:grid;grid-template-columns:1fr 1.1fr;align-items:stretch;gap:48px;background:transparent;color:#141b27;padding:40px;border:0;border-radius:16px}
.method-split-copy{align-self:center;padding:12px 0 12px 8px;min-width:0}
.method-intro.method-split h2{color:#141b27;max-width:440px;font-size:clamp(28px,3vw,38px);line-height:1.16;letter-spacing:-1px;margin:0 0 16px;text-wrap:balance}
.method-intro.method-split p{color:#596170;font-size:14px;line-height:1.7;max-width:440px;margin:0}
.method-split .method-lead{margin-bottom:28px!important}
.method-split .method-points{display:grid;grid-template-columns:1fr;gap:23px;margin-bottom:30px}
.method-intro.method-split .method-points h3{color:#141b27;font-size:16px;line-height:1.4;margin:0 0 5px}
.method-split .method-button{display:inline-flex;gap:12px;align-items:center;justify-content:center;min-height:48px;max-width:100%;padding:12px 22px;color:#141b27;background:transparent;border:1px solid #ccd3df;border-radius:999px;font-size:14px;white-space:normal}
.method-split .method-button{transition:background-color 180ms ease,color 180ms ease,border-color 180ms ease}
.method-split .method-button:hover{background:#34354c;border-color:#34354c;color:#fff;transform:none}
.method-split .method-button:hover .ui-arrow{color:inherit}
@media(prefers-reduced-motion:reduce){.method-split .method-button{transition:none}}
.method-split .method-button:focus-visible{outline:2px solid #245cdb;outline-offset:5px}
.method-split-visual{overflow:hidden;border-radius:40px;min-height:510px;position:relative}
.method-split-visual .method-photo-image{display:block;width:100%;height:100%;position:absolute;inset:0;object-fit:cover;object-position:center center}
@media(max-width:1000px) and (min-width:801px){.method-intro.method-split{padding:30px;gap:30px}.method-split-visual{border-radius:28px}}
@media(max-width:800px){
 .method-intro.method-split{grid-template-columns:1fr;gap:30px;padding:28px 24px}
 .method-split-copy{padding:0}
 .method-intro.method-split h2{font-size:30px}
 .method-split-visual{min-height:0;aspect-ratio:4/3;border-radius:24px}
 .method-split .method-points{gap:20px}
}

/* Shared prompts: keep each question on one line, wrap the buttons instead. */
[data-prompt]{white-space:nowrap!important;max-width:100%;overflow-x:auto}
.home-prompts,.result-prompts{display:flex!important;flex-wrap:wrap;gap:10px}
.home-prompts button,.result-prompts button{width:auto;flex:0 1 auto;min-width:0;padding:12px 16px;line-height:1.5}
.result-prompts button{flex:1 1 auto}
.calc-heading .calculator-hero-prompts{justify-content:flex-start;max-width:100%;margin:24px 0 0}
.calculator-hero-prompts button{font-size:13px}
.global-method{padding-top:24px}
@media(max-width:600px){
 .home-prompts,.result-prompts{align-items:stretch}
 .home-prompts button,.result-prompts button{flex:1 1 100%;width:100%;font-size:12px;padding:12px 10px}
 .calculator-hero-prompts{padding-bottom:16px}
}

/* Match calculator banner questions to the homepage question buttons. */
.calc-heading .calculator-hero-prompts button{font-size:12px}

/* Compact calculator introductions; keep the homepage hero unchanged. */
.vat-page{--shared-hero-height:370px}
.vat-page .calc-hero{padding-top:20px;padding-bottom:64px;min-height:370px}
.calc-hero .calc-heading p{max-width:790px;font-size:16px;line-height:1.65}
.calc-heading .calculator-hero-prompts{margin-top:18px}
@media(max-width:700px){.vat-page{--shared-hero-height:330px}.vat-page .calc-hero{min-height:330px;padding-top:16px;padding-bottom:48px}.calc-hero .calc-heading p{font-size:15px}}

/* Slow light travelling around the existing AI button borders. */
@property --prompt-border-angle{syntax:'<angle>';initial-value:110deg;inherits:false}
@keyframes prompt-border-orbit{from{--prompt-border-angle:110deg}to{--prompt-border-angle:470deg}}
:is(.home-intro,.calc-heading) .home-prompts button,
:is(.home-page,.vat-page) .header-cta{
 background:linear-gradient(#111723,#111723) padding-box,conic-gradient(from var(--prompt-border-angle),#348bff,#895cff 32%,#348bff 68%,#51e6e0 88%,#b5fff8 94%,#348bff) border-box;
 animation:prompt-border-orbit 12s linear infinite;
}
:is(.home-intro,.calc-heading) .home-prompts button:nth-child(2){animation-delay:-4s}
:is(.home-intro,.calc-heading) .home-prompts button:nth-child(3){animation-delay:-8s}
:is(.home-intro,.calc-heading) .home-prompts button:is(:hover,:focus-visible),
:is(.home-page,.vat-page) .header-cta:is(:hover,:focus-visible){
 background:linear-gradient(#1b2a43,#18243c) padding-box,conic-gradient(from var(--prompt-border-angle),#65b7ff,#b28aff 32%,#65b7ff 68%,#8afff5 88%,#e1fffc 94%,#65b7ff) border-box;
}
@media(prefers-reduced-motion:reduce){
 :is(.home-intro,.calc-heading) .home-prompts button,
 :is(.home-page,.vat-page) .header-cta{animation:none;transition:none}
}

/* Shared dropdown menus: two columns, six rows. */
.nav-mega>.nav-panel{gap:8px;padding:16px;grid-template-columns:repeat(2,minmax(0,1fr))}
.nav-mega>.nav-panel>a{font-size:14px;line-height:1.45;overflow-wrap:anywhere;padding:14px 12px}
.nav-mega>.nav-panel>.nav-all{grid-column:1/-1;border-top:1px solid var(--line);border-radius:0;margin-top:4px;padding-top:16px;display:flex;align-items:center;gap:10px;color:var(--blue)}
.nav-mega>.nav-panel a:focus-visible{outline:2px solid #668cff;outline-offset:2px}
:is(.home-page,.vat-page).hero-menu .nav-mega>.nav-panel>.nav-all{color:#c7d9ff;border-color:#2a354a}
@media(min-width:901px){
 .header-inner{position:relative}
 .nav-dropdown.nav-mega{position:relative}
 .nav-mega>.nav-panel{top:calc(100% + 8px);left:-24px;right:auto;width:520px;min-width:0;max-width:calc(100vw - 48px);max-height:calc(100dvh - 120px)}
}
@media(max-width:900px){
 .nav-mega>.nav-panel{grid-template-columns:repeat(2,minmax(0,1fr));max-height:none;padding:8px;gap:4px}
 .nav-mega>.nav-panel>a{padding:12px 8px;font-size:14px}
}

/* Short menu labels stay readable on one line. */
.nav-mega>.nav-panel>a{white-space:nowrap;overflow-wrap:normal}
@media(max-width:600px){.nav-mega>.nav-panel{grid-template-columns:1fr}}
.result-featured{align-items:center!important;background:#fff9;border-radius:8px;padding:14px 12px!important;margin:8px 0;border:1px solid #d6e1f6!important;gap:12px}
.result-featured strong{font-size:20px;color:#2457e8;white-space:nowrap}
@media(max-width:400px){.result-featured{flex-wrap:wrap}.result-featured strong{font-size:19px}}
/* Mobile prompts form a swipeable strip, preserving their existing style. */
@media(max-width:700px){
 :is(.home-intro,.calc-heading) .home-prompts,.calculator-chat .chat-prompts,.result-prompts{display:flex!important;flex-wrap:nowrap;justify-content:flex-start;overflow-x:auto;overflow-y:hidden;max-width:100%;min-width:0;gap:10px;padding:4px 3px 10px;scroll-snap-type:x proximity;scroll-padding-inline:3px;overscroll-behavior-x:contain;scrollbar-width:thin;scrollbar-color:#6889bc55 transparent}
 :is(.home-intro,.calc-heading) .home-prompts button,.calculator-chat .chat-prompts button,.result-prompts button{flex:0 0 auto;width:auto;max-width:none;white-space:nowrap;scroll-snap-align:start;padding:11px 16px;min-height:44px}
 .calc-heading{min-width:0}
}

/* Guided calculators retain results only after the required steps. */
.journey-progress{font-size:14px;font-weight:600;color:#275af5;margin:24px 0 20px;padding-bottom:16px;border-bottom:1px solid #dce3ed}
.journey-controls{display:flex;justify-content:space-between;gap:12px;margin-top:24px}.journey-controls .button{min-height:48px}.journey-back{background:#fff;color:#243148;border:1px solid #c9d3e2}.journey-controls .button:last-child{margin-left:auto}
.journey-summary{padding:28px;border:1px solid #dce3ed;border-radius:12px;background:#f6f8fc}.journey-summary h3{font-size:20px;margin:0 0 12px}.journey-summary p{font-size:15px;line-height:1.6;color:#59667c}
.journey-edit{display:flex;flex-wrap:wrap;gap:12px 20px;margin:16px 0}.journey-edit button{min-height:44px;text-align:left}.journey-net{margin-top:16px;white-space:normal;min-height:48px;width:100%}
.journey-pending{display:none!important}.journey-error{margin-top:14px}.journey-error:empty{display:none}
#quick-form[hidden],.journey-controls[hidden],.journey-summary[hidden],.journey-edit[hidden],.journey-net[hidden],#result[hidden],#quick-form fieldset[hidden]{display:none!important}
@media(max-width:800px){.journey-summary{padding:20px}.journey-controls{position:sticky;bottom:0;background:white;padding:12px 0}.journey-edit{gap:4px 16px}}
/* Mobile article navigation stays below the header, within the content area. */
@media(max-width:900px){
 .article-layout>.article-toc{position:sticky;top:var(--toc-sticky-top,72px);z-index:32;align-self:stretch;flex:none;width:calc(100% + 32px);margin:0 -16px 12px;padding:0 16px;border:0;border-bottom:1px solid #dce3ed;border-radius:0;background:#fff;box-shadow:0 4px 10px #14213d08}
 .article-layout>.article-toc>summary{display:none}
 .article-layout>.article-toc>nav{overflow-x:auto;overflow-y:hidden;max-height:none;scroll-padding-inline:16px;overscroll-behavior-x:contain;scrollbar-width:none;padding:0}
 .article-layout>.article-toc>nav::-webkit-scrollbar{display:none}
 .article-layout>.article-toc ol{display:flex;flex-wrap:nowrap;gap:22px;list-style:none;padding:0;margin:0}
 .article-layout>.article-toc li{flex:0 0 auto;margin:0;padding:0;border:0}
 .article-layout>.article-toc a{display:block;white-space:nowrap;padding:16px 0 13px;font-size:14px;line-height:1.5;border:0;border-bottom:3px solid transparent;border-radius:0;background:transparent;color:#526078;min-height:52px;margin:0}
 .article-layout>.article-toc a[aria-current="location"]{background:transparent;color:#14213d;border-bottom-color:#275af5;font-weight:600}
 .article :is(h2,h3)[id]{scroll-margin-top:148px}
}

/* Every visible field clears its legend, even if earlier fields are hidden. */
#quick-form .form-section legend{float:none;display:block;width:100%;max-width:100%;margin-bottom:16px}
#quick-form .form-section .calc-field{clear:both;min-width:0;max-width:100%}
#quick-form .field-heading{min-width:0;max-width:100%}
#quick-form .field-label{min-width:0;overflow-wrap:break-word}
.input-panel>.journey-edit{display:block;margin:0}
.journey-edit>section{padding:16px 0;border-bottom:1px solid #dce3ed}
.journey-overview-heading{display:flex;align-items:center;justify-content:space-between;gap:16px}
.journey-overview-heading h3{font-size:15px;margin:0}.journey-overview-heading button{color:#275af5;min-height:44px;flex:none}
.journey-edit dl{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:8px 16px;margin:8px 0;font-size:14px;line-height:1.5}
.journey-edit dt{color:#59667c}.journey-edit dd{margin:0;text-align:right;overflow-wrap:anywhere}
.journey-result-status{margin:0 0 20px;padding-bottom:16px;border-bottom:1px solid #cad8ef;font-size:13px;line-height:1.5;color:#435773}
@media(max-width:500px){.journey-edit dl{grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);font-size:13px;gap:8px 12px}}

/* Mobile review: navigation layering, keyboard space and narrow containers. */
@media(max-width:900px){
 .site-header{z-index:50}
 .nav{overscroll-behavior:contain;padding-bottom:max(24px,env(safe-area-inset-bottom))}
 .nav-mega>.nav-panel>a{white-space:normal;overflow-wrap:break-word}
}
@media(max-width:700px){
 .calculator-chat,.calculator-chat.expanded,.calc-page .calculator-chat{top:var(--chat-viewport-top,0px);bottom:auto;height:var(--chat-viewport-height,100dvh);max-height:var(--chat-viewport-height,100dvh)}
 .chat-header>div{min-width:0}
 .chat-message{overflow-wrap:anywhere}
 .directory-list>a>span:not(.directory-arrow){min-width:0}
 .directory-list strong,.journey-overview-heading h3{overflow-wrap:break-word}
 .breadcrumb{flex-wrap:wrap}
 #custom-rate,.search-dialog input,.chat-bottom textarea{font-size:16px}
 .journey-controls{gap:8px;z-index:2;padding-bottom:max(12px,env(safe-area-inset-bottom))}
 .journey-controls .button{min-width:0;padding:12px;gap:8px;line-height:1.4}
 .journey-controls .button:last-child{flex:1}
 .journey-overview-heading{gap:8px}
 .result-amount{overflow-wrap:anywhere}
}

/* Shared motion keeps the banner lines aligned with the transparent menu. */
@property --hero-drift{syntax:'<length>';initial-value:0px;inherits:true}
@keyframes hero-line-drift{0%,100%{--hero-drift:0px}50%{--hero-drift:34px}}
:is(.home-page,.vat-page){animation:hero-line-drift 16s ease-in-out infinite}
:is(.home-page,.vat-page) :is(.home-intro,.calc-hero):before{background-position:center calc(-1 * var(--hero-header-height) + var(--hero-drift))}
:is(.home-page,.vat-page).hero-menu .site-header{background-position:center calc(var(--hero-bg-scroll) + var(--hero-drift))}
.site-header .brand-dot,:is(.home-page,.vat-page).hero-menu .site-header .brand-dot{color:#80a6ff}
@media(prefers-reduced-motion:reduce){:is(.home-page,.vat-page){animation:none;--hero-drift:0px}}

/* Mobile screenshot corrections: contain the hero and render the photo in flow. */
.calc-heading>div{min-width:0;max-width:100%}
@media(max-width:900px){
 .article-layout>.article-toc::before{content:'Inhoudsopgave';display:block;padding-top:10px;font-size:18px;line-height:1.4;font-weight:600;color:#152139}
 .article-layout>.article-toc>nav{margin-top:0;min-width:0;width:100%}
 .article-layout>.article-toc a{border-bottom:3px solid transparent!important}
 .article-layout>.article-toc a[aria-current="location"]{border-bottom-color:#275af5!important;color:#174cbe;font-weight:600}
 .article :is(h2,h3)[id]{scroll-margin-top:180px}
}
@media(max-width:800px){
 .method-intro.method-split{grid-template-columns:minmax(0,1fr)}
 .method-split-visual{display:block;width:100%;min-width:0;min-height:0;height:auto;aspect-ratio:auto}
 .method-split-visual .method-photo-image{display:block;position:static;inset:auto;width:100%;height:auto;aspect-ratio:1;object-fit:contain}
}
@media(max-width:700px){
 .calc-hero .calc-heading{width:100%;min-width:0}
 .calc-hero .calc-heading h1{white-space:normal;overflow-wrap:anywhere}
 .calc-hero .calc-heading p{max-width:100%;overflow-wrap:break-word}
}
/* Mobile chat: readable answers and a compact composer without iOS input zoom. */
#chat-input{font-size:16px}
.chat-control,.chat-form-bottom button{min-width:44px;min-height:44px}
@media(max-width:700px){
 .calculator-chat .chat-header{padding:10px 12px;gap:2px}
 .calculator-chat .chat-header strong{font-size:16px}
 .calculator-chat .chat-bottom{padding:8px 12px max(8px,env(safe-area-inset-bottom))}
 .calculator-chat #chat-form{padding:10px}
 .calculator-chat #chat-input{height:48px;min-height:48px}
 .calculator-chat .chat-form-bottom{margin-top:4px}
 .calculator-chat .chat-message.assistant{margin-right:0}
 .calculator-chat .chat-messages{padding:16px 12px}
 .calculator-chat.keyboard-open .chat-prompts,.calculator-chat.keyboard-open .chat-footnote{display:none}
 .calculator-chat.keyboard-open .chat-header small{display:none}
 .calculator-chat.keyboard-open #chat-input{height:26px;min-height:26px}
 .calculator-chat.keyboard-open .chat-welcome{padding-top:8px}
}
/* Let the complete sidebar remain reachable instead of clipping its last links. */
@media(min-width:901px){
 .article-sidebar{max-height:none;overflow:visible;top:min(104px,calc(100dvh - var(--article-sidebar-height,600px) - 24px));padding-right:0}
 .article-sidebar .article-toc>nav{max-height:none;overflow:visible}
 .article-sidebar .side-link{display:grid;grid-template-columns:minmax(0,1fr) 20px;align-items:center;gap:12px}
 .article-sidebar .side-link svg{width:20px;height:20px;flex-shrink:0}
}
.chat-message p{white-space:pre-line}
.calculator-chat .chat-prompts.calculation-prompts{flex-wrap:nowrap;overflow-x:auto;overflow-y:hidden;overscroll-behavior-x:contain}
.calculator-chat .calculation-prompts button{flex:0 0 auto}

/* Calculator help answers: white surface and the shared moving prompt border. */
.calculator-chat .chat-message.assistant{
 border:1px solid transparent;
 background:linear-gradient(#fff,#fff) padding-box,conic-gradient(from var(--prompt-border-angle),#348bff,#895cff 32%,#348bff 68%,#51e6e0 88%,#b5fff8 94%,#348bff) border-box;
}
.calculator-chat .chat-message.assistant:last-child{animation:prompt-border-orbit 12s linear infinite}
.calculator-chat .chat-message.assistant:focus{outline:none;box-shadow:0 0 0 3px #6878ed18}
.calculator-chat .chat-message.assistant:focus-visible{box-shadow:0 0 0 3px #6878ed30}
@media(prefers-reduced-motion:reduce){.calculator-chat .chat-message.assistant:last-child{animation:none}}
@media(forced-colors:active){.calculator-chat .chat-message.assistant{border-color:CanvasText;background:Canvas}.calculator-chat .chat-message.assistant:focus{outline:2px solid Highlight;outline-offset:3px}}

/* Docked calculator help: preserve an interactive page alongside the conversation. */
@media(min-width:1100px){
 body.chat-docked{--chat-dock-width:clamp(380px,30vw,500px);width:calc(100% - var(--chat-dock-width));margin-right:var(--chat-dock-width)}
 body.chat-docked.chat-wide{--chat-dock-width:clamp(420px,38vw,740px)}
 body.chat-docked .calculator-chat,body.chat-docked .calculator-chat.expanded{width:var(--chat-dock-width);z-index:60;box-shadow:none}
 body.chat-docked .chat-launcher{display:none}
 body.chat-docked .wrap{max-width:calc(100% - 48px)}
 body.chat-docked .calc-layout>*{min-width:0}
 body.chat-docked .home-prompts{flex-wrap:wrap}
}
@media(min-width:1100px) and (max-width:1700px){
 body.chat-docked .header-inner{gap:14px}
 body.chat-docked .nav{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;color:#152139;padding:24px;flex-direction:column;align-items:stretch;max-height:calc(100dvh - 100px);overflow:auto}
 body.chat-docked .nav.open{display:flex}
 body.chat-docked .mobile-toggle{display:block}
 body.chat-docked .search-trigger{margin-left:auto}
 body.chat-docked .header-cta{display:none}
 body.chat-docked .nav-panel{position:static;width:100%;max-width:100%;min-width:0;box-shadow:none}
 body.chat-docked .calc-layout,body.chat-docked .article-layout,body.chat-docked .popular-links{grid-template-columns:minmax(0,1fr);gap:28px}
 body.chat-docked .article-layout aside{position:static;min-width:0}
 body.chat-docked .nav a,body.chat-docked .nav summary{color:#152139}
 body.chat-docked .benefits{gap:16px;flex-wrap:wrap;grid-template-columns:1fr;padding:24px}
 body.chat-docked .method-split,body.chat-docked .directory-group{grid-template-columns:minmax(0,1fr);gap:28px}
 body.chat-docked .tool-grid{grid-template-columns:minmax(0,1fr)}
 body.chat-docked .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 body.chat-docked h1{font-size:clamp(32px,3.5vw,54px)}
}
@media print{body.chat-docked{width:100%;margin-right:0}}

/* Clear contents heading and animated, light chat follow-up questions. */
.article-toc>summary{font-size:18px;font-weight:600;color:#152139}
.calculator-chat .chat-prompts button{
 border:1px solid transparent;
 background:linear-gradient(#fff,#fff) padding-box,conic-gradient(from var(--prompt-border-angle),#348bff,#895cff 32%,#348bff 68%,#51e6e0 88%,#b5fff8 94%,#348bff) border-box;
 color:var(--ink);animation:prompt-border-orbit 12s linear infinite;
 box-shadow:0 0 8px #438aff12;transition:box-shadow .2s;
}
.calculator-chat .chat-prompts button:nth-child(2){animation-delay:-4s}
.calculator-chat .chat-prompts button:nth-child(3){animation-delay:-8s}
.calculator-chat .chat-prompts button:hover{box-shadow:0 0 12px #52baff40,0 0 22px #7654ff24}
.calculator-chat .chat-prompts button:focus-visible{outline:2px solid #275af5;outline-offset:3px}
@media(prefers-reduced-motion:reduce){.calculator-chat .chat-prompts button{animation:none;transition:none}}
@media(forced-colors:active){.calculator-chat .chat-prompts button{border-color:ButtonText}}