:root{--blue:#1357c4;--blue-dark:#0b3479;--blue-soft:#eaf2ff;--ink:#172033;--muted:#697386;--line:#dfe4ec;--bg:#f4f6f9;--white:#fff;--green:#16835c;--green-bg:#e5f7ef;--amber:#a45b00;--amber-bg:#fff3dc;--red:#bd2c38;--red-bg:#fdebed;--shadow:0 8px 30px rgba(18,42,77,.07)}
*{box-sizing:border-box}html{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg)}body{margin:0;min-height:100vh}a{color:var(--blue);text-decoration:none}button,input,select,textarea{font:inherit}.topbar{min-height:72px;background:var(--white);border-bottom:1px solid var(--line);display:flex;align-items:center;padding:0 clamp(20px,4vw,64px);gap:36px;position:sticky;top:0;z-index:20}.brand{display:flex;align-items:center;gap:11px;color:var(--ink);font-weight:800;white-space:nowrap}.brand small{display:block;color:var(--blue);font-size:11px;letter-spacing:.08em;text-transform:uppercase}.brand-mark{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--blue),#4389ed);color:#fff;display:inline-grid;place-items:center;font-weight:900;box-shadow:0 5px 14px rgba(19,87,196,.25)}.brand-mark.large{width:50px;height:50px;border-radius:14px;font-size:19px}.nav{display:flex;align-self:stretch;align-items:center;gap:6px;flex:1}.nav a{color:#586174;font-size:14px;font-weight:650;padding:11px 13px;border-radius:8px}.nav a:hover,.nav a.active{background:var(--blue-soft);color:var(--blue)}.account{display:flex;align-items:center;gap:16px;font-size:13px}.account>span{font-weight:650}.link-button{border:0;background:none;color:var(--blue);font-weight:700;cursor:pointer;padding:8px}.menu-button{display:none;background:none;border:0;font-size:24px}.page{width:min(1180px,calc(100% - 40px));margin:0 auto;padding:38px 0 64px}.guest-page{width:100%;padding:0}.page-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:24px}.page-heading h1,.welcome h1{font-size:clamp(28px,3vw,38px);line-height:1.1;margin:3px 0 7px;letter-spacing:-.035em}.page-heading p,.welcome p{margin:0}.eyebrow{color:var(--blue);font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.11em}.muted{color:var(--muted);line-height:1.55}.button{border:1px solid transparent;border-radius:9px;display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:10px 15px;font-weight:750;font-size:14px;cursor:pointer;white-space:nowrap}.button.primary{background:var(--blue);color:#fff;box-shadow:0 5px 15px rgba(19,87,196,.18)}.button.primary:hover{background:#0f49a6}.button.secondary{background:#fff;border-color:var(--line);color:#344055}.button.small{padding:7px 10px;font-size:12px}.button.link{background:transparent;color:var(--blue)}.button.danger-ghost{background:var(--red-bg);color:var(--red)}.button.success-ghost{background:var(--green-bg);color:var(--green)}.button.wide{width:100%;padding:13px}.button-row{display:flex;gap:9px;flex-wrap:wrap}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px}.stat{background:#fff;border:1px solid var(--line);border-radius:14px;padding:21px;box-shadow:var(--shadow);position:relative;overflow:hidden}.stat:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--blue)}.stat.positive:before{background:var(--green)}.stat.warning:before{background:#ef9e22}.stat span{display:block;color:var(--muted);font-size:13px;font-weight:650}.stat strong{font-size:25px;display:block;margin:9px 0 6px;letter-spacing:-.03em}.stat small{color:#8a93a3}.panel{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px;box-shadow:var(--shadow);margin-bottom:22px}.panel h2{margin:0 0 6px;font-size:19px}.panel-heading{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:17px}.panel-heading p,.section-title p{color:var(--muted);font-size:13px;margin:2px 0 0}.table-wrap{overflow:auto;margin:0 -22px -22px}.table-wrap table{border-collapse:collapse;width:100%;min-width:760px}th{text-align:left;color:#778094;text-transform:uppercase;letter-spacing:.06em;font-size:11px;padding:12px 16px;border-bottom:1px solid var(--line);background:#fafbfc}td{padding:15px 16px;border-bottom:1px solid #edf0f4;font-size:13px;vertical-align:middle}tbody tr:last-child td{border-bottom:0}tbody tr:hover{background:#fbfcff}td.actions{display:flex;align-items:center;gap:7px}.actions form{margin:0}.status{display:inline-flex;border-radius:999px;padding:5px 9px;font-size:11px;font-weight:800;white-space:nowrap}.status.paid{background:var(--green-bg);color:var(--green)}.status.open{background:var(--blue-soft);color:var(--blue)}.status.partial{background:var(--amber-bg);color:var(--amber)}.status.overdue{background:var(--red-bg);color:var(--red)}.status.neutral{background:#edf0f4;color:#626c7e}.empty{text-align:center!important;color:var(--muted);padding:35px!important}.filters{display:flex;align-items:flex-end;gap:12px;margin-bottom:18px;background:#fff;border:1px solid var(--line);padding:14px;border-radius:12px}.filters label{min-width:220px}.form-stack{display:flex;flex-direction:column;gap:16px}.form-stack.compact{gap:12px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px 20px;margin-top:20px}.form-panel h2{padding-bottom:14px;border-bottom:1px solid var(--line)}label{display:flex;flex-direction:column;gap:7px;color:#414b5e;font-size:13px;font-weight:700}input,select,textarea{width:100%;border:1px solid #cfd6e1;background:#fff;color:var(--ink);border-radius:8px;padding:11px 12px;outline:0;transition:border-color .15s,box-shadow .15s}input:focus,select:focus,textarea:focus{border-color:#6ca0e9;box-shadow:0 0 0 3px rgba(19,87,196,.1)}textarea{resize:vertical}label small{color:var(--muted);font-weight:450}.span-2{grid-column:span 2}.checkbox{flex-direction:row;align-items:center;font-weight:550}.checkbox input{width:auto}.form-actions{border-top:1px solid var(--line);margin:24px -22px -22px;padding:18px 22px;display:flex;justify-content:flex-end;gap:10px;background:#fafbfc;border-radius:0 0 14px 14px}.factor-picker{background:#f8faff;border:1px solid #dce8fa;border-radius:11px;padding:16px;margin:22px 0}.factor-picker h3{margin:0}.check-card{display:flex;flex-direction:row;align-items:flex-start;gap:10px;background:#fff;border:1px solid var(--line);border-radius:9px;padding:11px;margin-top:10px}.check-card input{width:auto;margin-top:3px}.check-card span,.check-card small{display:block}.formula-note{background:var(--blue-soft);border-left:4px solid var(--blue);padding:13px 15px;border-radius:6px;margin-top:20px;font-size:13px;color:#304362}.detail-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(300px,.8fr);gap:22px}.breakdown>div{display:flex;justify-content:space-between;gap:20px;padding:11px 2px;border-bottom:1px solid #edf0f4}.breakdown span{color:var(--muted);font-size:13px}.breakdown strong{font-size:14px;text-align:right}.breakdown .breakdown-total{border-top:2px solid var(--line);margin-top:8px}.breakdown .breakdown-balance{background:var(--blue-soft);margin:10px -10px -4px;padding:14px 12px;border:0;border-radius:9px}.breakdown .breakdown-balance span,.breakdown .breakdown-balance strong{color:var(--blue-dark);font-size:17px}.notes-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.note{background:#fff;border:1px solid var(--line);border-left:4px solid var(--blue);border-radius:10px;padding:16px;margin-top:18px}.note.internal{border-left-color:#8a93a3}.note p{margin:7px 0 0;white-space:pre-wrap;line-height:1.5}.block{display:block;color:var(--muted);margin-top:5px}.inline-reverse{display:flex;gap:6px}.inline-reverse input{min-width:170px;padding:7px}.factors-layout{grid-template-columns:minmax(280px,.7fr) 1.3fr}.factor-list article{display:grid;grid-template-columns:1fr auto auto;align-items:center;gap:12px;padding:14px 0;border-bottom:1px solid var(--line)}.factor-list article:last-child{border:0}.factor-list span{display:block;color:var(--muted);font-size:12px;margin-top:3px}.payment-list>div{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding:13px 0}.payment-list span,.payment-list small{display:block}.payment-list small{color:var(--muted);margin-top:3px}.welcome{background:linear-gradient(125deg,#0c377f,#1765d5);color:#fff;border-radius:18px;padding:28px 30px;margin-bottom:20px;display:flex;justify-content:space-between;align-items:center;box-shadow:0 14px 35px rgba(14,63,137,.2)}.welcome .eyebrow{color:#bcd6ff}.welcome p{color:#dceaff}.meter-chip{background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.25);border-radius:12px;padding:14px 17px;min-width:170px}.meter-chip span,.meter-chip strong{display:block}.meter-chip span{font-size:11px;color:#dceaff;text-transform:uppercase;letter-spacing:.07em}.meter-chip strong{margin-top:5px}.consumer-stats{grid-template-columns:repeat(3,1fr)}.section-title{margin:30px 0 14px}.section-title h2{margin:0}.mobile-only{display:none}.invoice-card{background:#fff;border:1px solid var(--line);border-radius:13px;padding:15px;display:grid;grid-template-columns:1fr auto;gap:13px;color:var(--ink);box-shadow:var(--shadow)}.invoice-card div>span{display:block;color:var(--muted);font-size:12px;margin-top:4px}.invoice-card-values{grid-column:1/-1;border-top:1px solid var(--line);padding-top:12px;display:flex!important;justify-content:space-between}.invoice-card-values span{margin:0!important}.invoice-card-values strong{display:block;margin-top:3px;color:var(--ink)}.alert{border-radius:10px;padding:13px 16px;margin-bottom:18px;font-size:14px}.alert.success{background:var(--green-bg);color:#0d6647;border:1px solid #b9e7d4}.alert.error{background:var(--red-bg);color:#84232c;border:1px solid #f3c5ca}.alert ul{margin:6px 0 0;padding-left:20px}.pagination{margin-top:38px}.pagination nav{display:flex;justify-content:center}.pagination svg{width:18px}.pagination nav>div:first-child{display:none}.pagination nav>div:last-child{display:flex;align-items:center;justify-content:space-between;width:100%;gap:15px}.pagination nav span,.pagination nav a{padding:5px}.login-shell{min-height:100vh;display:grid;grid-template-columns:1fr 480px;background:linear-gradient(135deg,#0b3479 0%,#1357c4 52%,#eff5ff 52%);align-items:center;padding:clamp(25px,7vw,100px);gap:70px}.login-brand{color:#fff;display:flex;align-items:center;gap:15px;font-size:29px}.login-brand strong,.login-brand span{display:block}.login-brand div>span{font-size:14px;color:#c7dcff;margin-top:2px}.login-card{background:#fff;padding:38px;border-radius:18px;box-shadow:0 24px 70px rgba(8,35,82,.22)}.login-card h1{font-size:30px;margin:5px 0 8px;letter-spacing:-.03em}.login-card>.muted{margin:0 0 25px}.login-help{text-align:center;color:var(--muted);font-size:12px;margin:19px 0 0}
@media(max-width:900px){.topbar{padding:0 20px;gap:16px;flex-wrap:wrap}.menu-button{display:block;margin-left:auto}.account{margin-left:0}.nav{display:none;order:4;width:100%;height:auto;flex-direction:column;align-items:stretch;padding:0 0 14px}.nav.open{display:flex}.nav a{padding:10px}.account>span{display:none}.page{width:min(100% - 28px,1180px);padding-top:25px}.stats{grid-template-columns:1fr 1fr}.detail-grid{grid-template-columns:1fr}.login-shell{grid-template-columns:1fr;background:linear-gradient(145deg,#0b3479,#1765d5);padding:30px}.login-brand{justify-content:center}.login-card{max-width:480px;width:100%;margin:auto}.factors-layout{grid-template-columns:1fr}}
@media(max-width:650px){.page-heading{align-items:flex-start;flex-direction:column}.page-heading>.button,.page-heading>.button-row{width:100%}.page-heading .button-row .button{flex:1}.page-heading h1{font-size:29px}.stats,.consumer-stats{grid-template-columns:1fr}.stat{padding:17px}.panel{padding:17px}.table-wrap{margin:0 -17px -17px}.form-grid{grid-template-columns:1fr}.span-2{grid-column:auto}.form-actions{margin:22px -17px -17px;padding:15px 17px;flex-direction:column-reverse}.form-actions .button{width:100%}.filters{align-items:stretch;flex-direction:column}.filters label{min-width:0}.desktop-only{display:none!important}.mobile-only{display:grid}.invoice-cards{gap:11px}.welcome{padding:22px;align-items:flex-start;flex-direction:column;gap:18px}.meter-chip{width:100%}.notes-grid{grid-template-columns:1fr}.login-shell{padding:20px}.login-brand{font-size:23px}.login-card{padding:25px}.factor-list article{grid-template-columns:1fr auto}.factor-list form{grid-column:1/-1}.factor-list .button{width:100%}.inline-reverse{flex-direction:column}.account{margin-left:auto}.topbar{min-height:64px}.brand-mark{width:32px;height:32px}.breakdown .breakdown-balance span,.breakdown .breakdown-balance strong{font-size:15px}}
.section-break{margin-top:30px!important}.meter-basis{display:flex;align-items:center;gap:22px;flex-wrap:wrap;background:var(--blue-soft);border:1px solid #cfe0fb;border-radius:11px;padding:15px 17px;margin:20px 0}.meter-basis span{color:var(--muted);font-size:12px}.meter-basis strong{display:block;color:var(--blue-dark);font-size:15px;margin-top:3px}.meter-basis .button{margin-left:auto}.reading-summary{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:22px}.reading-summary.three{grid-template-columns:repeat(3,1fr);margin:0}.reading-summary article{background:#fff;border:1px solid var(--line);border-radius:12px;padding:17px;box-shadow:var(--shadow)}.reading-summary article.highlight{background:var(--blue-soft);border-color:#c9dcf9}.reading-summary span,.reading-summary small{display:block;color:var(--muted);font-size:12px}.reading-summary strong{display:block;font-size:18px;margin:7px 0 4px}.reading-summary .highlight strong{color:var(--blue-dark)}.preview-grid{margin-top:22px;align-items:start}.calculation-preview{background:#fbfcff;border:1px solid var(--line);border-radius:11px;padding:17px}.calculation-preview h3{margin:0 0 9px}.form-grid.single{grid-template-columns:1fr;margin-top:0}.impact-warning{background:var(--amber-bg);border:1px solid #f1d79f;border-left:5px solid #e99a21;border-radius:11px;padding:17px 19px;margin-bottom:20px}.impact-warning p{color:#765121;margin:7px 0 12px;line-height:1.5}.impact-warning div{display:flex;gap:7px;flex-wrap:wrap}.impact-warning span{background:#fff;border:1px solid #ead2a4;border-radius:999px;padding:5px 10px;font-size:12px;font-weight:750}.meter-actions{display:flex;align-items:center;justify-content:space-between;gap:20px;background:#f8faff;border:1px solid #dce8fa;border-radius:11px;padding:15px 17px;margin-top:20px}.meter-actions div{display:grid;grid-template-columns:auto 1fr;gap:4px 9px;align-items:center}.meter-actions small{grid-column:2;color:var(--muted)}
@media(max-width:900px){.reading-summary{grid-template-columns:1fr 1fr}}
@media(max-width:650px){.reading-summary,.reading-summary.three{grid-template-columns:1fr}.meter-actions{align-items:stretch;flex-direction:column}.meter-actions .button{width:100%}}