:root{font-family:Tahoma,'Segoe UI',Arial,sans-serif;color:#172b4d;background:#f4f6fa;font-synthesis:none;--navy:#1b2f60;--orange:#e58232}*{box-sizing:border-box}body{margin:0}h1,p{margin:0}[hidden]{display:none!important}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.site-header{background:#fff;border-top:4px solid var(--orange);border-bottom:1px solid #dce3ed}.header-inner{max-width:760px;height:68px;padding:0 24px;margin:auto;display:flex;align-items:center}.brand{display:inline-flex;align-items:center;gap:10px;color:var(--navy);font-size:20px;font-weight:700;text-decoration:none}.brand b{color:#ca6f24}.brand-mark{display:grid;place-items:center;width:34px;height:36px;border-radius:7px;background:var(--navy);color:#fff;font-size:24px}.page{max-width:760px;min-height:calc(100vh - 72px);margin:auto;padding:55px 24px 45px}.calculator{background:#fff;border:1px solid #dce3ed;border-radius:17px;padding:37px 42px 31px;box-shadow:0 9px 34px #1b2f600b}.eyebrow{display:block;color:#bb681e;font-size:11px;font-weight:700;margin-bottom:9px}.calculator h1{font-size:30px;line-height:1.4;letter-spacing:-.6px}.intro{font-size:13px;color:#69788f;margin-top:6px;line-height:1.7}.input-label{display:block;font-size:13px;font-weight:700;margin:34px 0 10px}.input-box{height:67px;border:2px solid #abbad1;border-radius:10px;padding:0 16px;display:flex;align-items:center;gap:12px}.input-box:focus-within{border-color:var(--navy);box-shadow:0 0 0 4px #dbe5f4}.input-box:has([aria-invalid=true]){border-color:#ab293a}.input-box input{width:100%;min-width:0;border:0;outline:0;text-align:right;direction:ltr;font:700 30px Arial,Tahoma,sans-serif;color:var(--navy);font-variant-numeric:tabular-nums}.input-box input::placeholder{color:#b6c2d2;font-size:19px;font-weight:400}.input-box span{font-size:11px;color:#7889a0;white-space:nowrap}.error{font-size:11px;color:#a82638;min-height:16px;margin-top:5px}.results{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:20px}.result-card{border:1px solid #d9e2ed;border-radius:11px;background:#f8fafd;padding:18px 20px}.result-card.new{border-color:#ebc6a6;background:#fff8f1}.result-card>span{font-size:12px;color:#66758c;font-weight:700}.result-card>div{display:flex;align-items:baseline;gap:6px;margin-top:9px}.result-card strong{font:700 31px Arial,Tahoma,sans-serif;color:var(--navy);direction:ltr;font-variant-numeric:tabular-nums}.result-card.new strong{color:#a4561c}.result-card small{font-size:11px;color:#728198}.difference{grid-column:1/-1;text-align:center;padding:13px;border-radius:8px;background:#edf2f8;color:#52637d;font-size:12px}.difference strong{font:700 15px Arial,Tahoma,sans-serif;color:var(--navy);direction:ltr}.helper{color:#8490a2;font-size:10px;line-height:1.7;margin-top:22px}@media(max-width:600px){.header-inner{height:62px;padding:0 17px}.brand{font-size:18px}.page{padding:28px 16px 38px}.calculator{padding:26px 20px 24px}.calculator h1{font-size:25px}.intro{font-size:12px}.input-label{margin-top:29px}.input-box{height:62px;padding:0 11px}.input-box input{font-size:27px}.input-box span{font-size:10px}.results{grid-template-columns:1fr;gap:10px}.result-card{padding:15px 17px}.result-card strong{font-size:29px}.difference{grid-column:auto}}@media(max-width:350px){.input-box input{font-size:23px}.input-box span{font-size:9px}}

.usage-meter{grid-column:1/-1;border-top:1px solid #e7ecf3;padding:16px 2px 1px}.meter-heading,.meter-foot{display:flex;align-items:center;justify-content:space-between;gap:10px}.meter-heading span{font-size:11px;color:#68788f}.meter-heading strong{font:700 15px Arial,Tahoma,sans-serif;color:var(--navy);direction:ltr}.meter-track{height:9px;border-radius:9px;background:#e7ecf4;position:relative;overflow:hidden;margin:12px 0 9px}.meter-track>span{display:block;height:100%;width:0;border-radius:9px;background:linear-gradient(90deg,#284576,var(--orange));transition:width .2s ease}.meter-track>i{position:absolute;top:0;bottom:0;left:50%;width:2px;background:#fff;box-shadow:0 0 0 1px #95a3b6}.meter-foot span{font-size:10px;color:#8794a7}.meter-foot strong{font-size:10px;color:#a45d25;background:#fff2e6;border-radius:4px;padding:4px 7px;white-space:nowrap}@media(max-width:600px){.usage-meter{grid-column:auto}.meter-heading strong{font-size:14px}}@media(prefers-reduced-motion:reduce){.meter-track>span{transition:none}}

.entry-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:25px}.entry-choice{min-width:0;border:2px solid #dce4ee;border-radius:11px;background:#f7f9fc;padding:14px;opacity:.58;cursor:text;transition:opacity .15s,border-color .15s,background .15s}.entry-choice.active{border-color:var(--navy);background:#fff;opacity:1;box-shadow:0 3px 12px #1b2f6010}.choice-title{display:flex;align-items:center;gap:8px;color:var(--navy);font-size:12px;font-weight:700;cursor:pointer}.choice-title input{width:17px;height:17px;accent-color:var(--navy);margin:0;flex:none}.entry-choice .input-box{margin-top:13px;height:57px;padding:0 11px;border-width:1px;background:#fff}.entry-choice .input-box input{font-size:24px}.entry-choice .input-box input::placeholder{font-size:14px}.entry-choice .input-box span{font-size:10px}.entry-choice:focus-within{opacity:1}@media(max-width:600px){.entry-grid{grid-template-columns:1fr;gap:10px;margin-top:21px}.entry-choice{padding:12px}.entry-choice .input-box{height:54px}.entry-choice .input-box input{font-size:25px}}@media(prefers-reduced-motion:reduce){.entry-choice{transition:none}}

/* Keep the new bill as the primary result and show the old bill only when needed. */
.results{grid-template-columns:minmax(0,1fr)}
.result-card.new{padding:22px 24px}
.result-card.new>span{font-size:13px}
.result-card.new strong{font-size:36px}
.result-card.new small{font-size:12px}
.current-summary{display:flex;align-items:baseline;justify-content:space-between;flex-wrap:wrap;gap:6px 12px;padding:2px 4px;color:#66758c;font-size:12px}
.current-summary strong{color:var(--navy);font:700 15px Arial,Tahoma,sans-serif}
@media(max-width:600px){.result-card.new{padding:18px 20px}.result-card.new strong{font-size:34px}}
@media(max-width:350px){.result-card.new strong{font-size:30px}}

.language-picker{display:flex;align-items:center;gap:7px;margin-inline-start:auto;color:var(--navy);font-size:17px}
.language-picker select{max-width:145px;min-height:38px;padding:5px 9px;border:1px solid #c9d4e4;border-radius:8px;background:#fff;color:var(--navy);font:600 13px Tahoma,'Segoe UI',Arial,sans-serif;cursor:pointer}
.language-picker select:focus-visible{outline:3px solid #a9bee0;outline-offset:2px}
html[lang="ur"]{line-height:1.7}
@media(max-width:600px){.language-picker{gap:4px;font-size:15px}.language-picker select{max-width:112px;min-height:34px;padding:3px 5px;font-size:12px}.brand{font-size:16px}}

/* Keep supporting copy legible while retaining the existing lightweight layout. */
.eyebrow{color:#925019;font-size:12px}
.intro{color:#53657c;font-size:14px}
.helper{color:#53657c;font-size:12px;line-height:1.8}
.input-box span,.entry-choice .input-box span,.result-card small{color:#53657c;font-size:12px}
.meter-heading span,.meter-foot span{color:#53657c;font-size:12px}
.current-summary{color:#53657c}
.entry-choice{opacity:1}
.entry-choice:not(.active){border-color:#cbd6e5;background:#f2f5fa}
.entry-choice .input-box input::placeholder{color:#66758c}
@media(max-width:600px){.intro{font-size:13px}.entry-choice .input-box span{font-size:11px}}
html[lang="ur"] .intro{font-size:15px;line-height:2}
html[lang="ur"] .helper{font-size:13px;line-height:2}
html[lang="ur"] .eyebrow,html[lang="ur"] .meter-foot span{font-size:13px}
html[lang="ur"] .choice-title{font-size:14px}
.bill-settings{margin-top:18px}.bill-settings summary{cursor:pointer;color:#53657c;font-size:12px}.settings-row{display:flex;gap:12px;margin-top:14px;flex-wrap:wrap}.settings-row label{display:flex;flex:1;min-width:130px;flex-direction:column;gap:7px;color:#53657c;font-size:12px}.settings-row select,.settings-row input{height:39px;width:100%;padding:6px 10px;border:1px solid #cbd6e5;border-radius:7px;background:#fff;color:var(--navy);font:600 13px Arial,Tahoma,sans-serif}.settings-row :is(select,input):focus-visible{outline:3px solid #a9bee0;outline-offset:2px}

.service-switch{display:flex;gap:5px;padding:4px;border:1px solid #dce3ed;border-radius:10px;background:#f4f6fa;margin-bottom:23px}
.service-switch button{flex:1;min-height:40px;border:0;border-radius:7px;background:transparent;color:#53657c;font:700 14px Tahoma,'Segoe UI',Arial,sans-serif;cursor:pointer}
.service-switch button[aria-pressed=true]{background:var(--navy);color:#fff}
.service-switch button:focus-visible,.sewer-choice select:focus-visible{outline:3px solid #a9bee0;outline-offset:2px}
.sewer-choice{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:18px;color:var(--navy);font-size:13px}
.sewer-choice select{min-width:85px;height:38px;padding:5px 10px;border:1px solid #cbd6e5;border-radius:7px;background:#fff;color:var(--navy);font:600 13px Tahoma,Arial,sans-serif}
.settings-summary{display:block;margin-top:6px;font-size:11px;line-height:1.7;color:#53657c}
.water-mode .meter-track>i{left:25%}.water-mode .meter-track>i.second{left:50%}.water-mode .meter-track>i.third{left:75%}
.water-mode .meter-foot{flex-wrap:wrap}.water-mode .meter-foot strong{white-space:normal}
.calculation-details{margin-top:0;padding-top:10px;border-top:1px solid #e7ecf3;font-size:12px}
.table-scroll{overflow-x:auto}.calculation-details table{width:100%;border-collapse:collapse;margin:12px 0;font-size:11px;line-height:1.6}
.calculation-details th,.calculation-details td{padding:8px 5px;border-bottom:1px solid #e7ecf3;text-align:start}
.calculation-details thead th{color:#53657c}.calculation-details td{direction:ltr;text-align:center;font-variant-numeric:tabular-nums;white-space:nowrap}
.calculation-details a{color:var(--navy);text-underline-offset:3px}

.sector-choice{display:flex;align-items:center;gap:14px;margin:0 0 18px;color:var(--navy);font-size:13px}.sector-choice select{flex:1;min-width:0;width:100%;height:40px;padding:5px 10px;border:1px solid #cbd6e5;border-radius:7px;background:white;color:var(--navy);font:600 13px Tahoma,Arial,sans-serif}.sector-choice select:focus-visible{outline:3px solid #a9bee0;outline-offset:2px}

.short-period-choice{display:flex;align-items:flex-start;gap:8px;margin-top:12px;color:#53657c;font-size:12px;line-height:1.8}.short-period-choice input{flex:none;margin-top:4px;accent-color:var(--navy)}