:root{font-family:Montserrat,"Arial",sans-serif;color:#142a3a;background:#f2f6f9;line-height:1.5;--ink:#142a3a;--muted:#526778;--line:#dbe5ec;--accent:#00749d;--sky:#e2f2f9;--white:#fff}
*{box-sizing:border-box}
[hidden]{display:none!important}
body{margin:0}
a{color:var(--accent)}
button,input,select{font:inherit}
button{cursor:pointer}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,.table-scroll:focus-visible{outline:3px solid #0090c3;outline-offset:3px}
.loading,.login{min-height:100vh;display:grid;place-items:center;padding:24px}
.login{background:linear-gradient(130deg,#e1f0f7 0%,#f5f9fb 55%,#e5f2f8 100%)}
.login-card{background:var(--white);border:1px solid var(--line);border-radius:14px;padding:36px;width:min(100%,440px);box-shadow:0 18px 50px #18384b12}
.login h1{margin:20px 0 28px;font-size:clamp(24px,5vw,31px)}
.login label{display:block;font-size:.9rem;font-weight:700;margin-bottom:8px}
.login input,.login button{width:100%}
.login input{letter-spacing:.17em}
.error{color:#9b241d;min-height:22px;margin:8px 0;font-size:.88rem}
.wordmark{font-weight:800;color:#0086b3;letter-spacing:.045em;text-decoration:none;white-space:nowrap}
.wordmark span{color:var(--ink);font-weight:600;letter-spacing:normal;border-left:1px solid var(--line);padding-left:12px;margin-left:7px}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:14px;background:var(--white);border-bottom:1px solid var(--line);padding:15px 28px;min-height:67px}
.top-actions{display:flex;align-items:center;gap:14px;font-size:.83rem;color:var(--muted)}
.layout{display:grid;grid-template-columns:218px minmax(0,1fr);min-height:calc(100vh - 67px)}
.sidebar{border-right:1px solid var(--line);background:#f7fafc;padding:22px 13px;display:flex;flex-direction:column;gap:4px}
.sidebar a{padding:10px 12px;border-radius:7px;color:var(--ink);font-size:.9rem;font-weight:600;text-decoration:none;white-space:nowrap}
.sidebar a:hover,.sidebar a[aria-current="page"]{background:var(--sky);color:#006f98}
.sidebar a[data-page="guide"]{margin-top:10px}
.content{width:100%;max-width:1660px;min-width:0;padding:25px clamp(15px,3.2vw,48px) 48px}
.heading{display:flex;align-items:start;justify-content:space-between;gap:12px}
.heading h1,.guide h1{font-size:clamp(24px,4vw,35px);margin:0;letter-spacing:-.035em;line-height:1.15}
.heading p{color:var(--muted);margin:8px 0 18px}
.open-sheet,.quiet,.primary{min-height:38px;display:inline-flex;align-items:center;justify-content:center;padding:7px 13px;border-radius:6px;border:1px solid var(--line);background:white;color:var(--ink);text-decoration:none;font-size:.86rem;font-weight:700;white-space:nowrap}
.primary{background:#007ca6;color:white;border-color:#007ca6;padding:9px 15px}
.primary:hover{background:#006b90}
.open-sheet:hover,.quiet:hover{background:#edf6fb}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(158px,1fr));gap:10px;margin-bottom:14px}
.kpi,.chart,.table-card,.guide{background:var(--white);border:1px solid var(--line);border-radius:9px}
.kpi{padding:11px 15px;min-width:0}
.kpi span{font-size:.77rem;color:var(--muted);display:block}
.kpi strong{display:block;margin-top:4px;font-size:clamp(16px,2vw,23px);font-variant-numeric:tabular-nums}
.chart{padding:12px 15px;margin-bottom:14px}
.chart h2{font-size:.94rem;margin:0 0 5px}
.chart canvas{width:100%;height:110px;display:block}
.banner{padding:10px 14px;background:#e7f4fa;border:1px solid #cce6f1;border-radius:8px;color:#174762;font-size:.87rem;margin:0 0 14px}
.tabs{display:flex;overflow-x:auto;gap:4px;padding:5px 8px;border-bottom:1px solid var(--line);scrollbar-width:thin}
.tabs button{border:0;background:transparent;padding:8px 10px;color:var(--muted);font-size:.83rem;font-weight:700;border-radius:5px;white-space:nowrap}
.tabs button[aria-pressed="true"]{background:var(--sky);color:#006b94}
.filters{display:flex;align-items:end;flex-wrap:wrap;gap:10px;padding:10px 12px}
.filters label{display:grid;gap:3px;font-size:.75rem;color:var(--muted);font-weight:600}
.filters label:first-child{flex:1 1 180px}
input,select{border:1px solid #b7c9d5;border-radius:6px;padding:8px 9px;color:var(--ink);background:white;min-height:36px;width:100%;min-width:0}
.table-scroll{width:100%;overflow:auto;max-height:54vh;min-height:85px}
table{border-collapse:separate;border-spacing:0;width:100%;font-size:.82rem;white-space:nowrap}
thead th{position:sticky;top:0;z-index:1;background:#eaf2f7;text-align:left;color:#25465b}
th,td{border-bottom:1px solid #e4edf2;padding:8px 11px}
th button{border:0;background:transparent;color:inherit;text-align:inherit;padding:0;font-weight:700}
td[data-number]{text-align:right;font-variant-numeric:tabular-nums}
tbody tr:nth-child(even){background:#f7fafc}
tbody tr:hover{background:#e9f5fb}
td.negative{color:#9b241d}
.empty{padding:25px 14px;color:var(--muted);margin:0}
.table-footer{display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap;padding:8px 12px;color:var(--muted);font-size:.8rem}
.table-footer button{min-width:38px}
.table-footer button:disabled{cursor:default;opacity:.42}
.guide{padding:clamp(17px,4vw,42px);max-width:960px}
.guide h2{margin-top:30px;border-top:1px solid var(--line);padding-top:15px}
.guide h3{margin-bottom:5px}
.guide p,.guide li{max-width:78ch}
.guide code{background:#edf3f7;padding:1px 4px;border-radius:3px;overflow-wrap:anywhere}
@media(max-width:850px){.layout{display:block}.sidebar{flex-direction:row;overflow:auto;padding:8px 10px;border-right:0;border-bottom:1px solid var(--line);scrollbar-width:thin}.sidebar a[data-page="guide"]{margin-top:0}.topbar{padding:12px 14px}.content{padding-top:18px}}
@media(max-width:550px){.top-actions #snapshot-date{display:none}.topbar{min-height:53px}.heading{display:block}.open-sheet{margin-bottom:12px}.kpis{grid-template-columns:repeat(2,minmax(0,1fr))}.chart canvas{height:96px}.login-card{padding:25px}.wordmark span{padding-left:7px;margin-left:4px}}
.heading .scope{color:#31536a;font-size:.82rem;font-weight:600;margin-top:-11px;margin-bottom:15px}
.guide table{white-space:normal;overflow-wrap:anywhere}
.catalog{margin:0 0 24px}.catalog h2{font-size:1.08rem;margin:0 0 9px}
.catalog-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(235px,100%),1fr));gap:11px}
.catalog-card{display:block;background:white;border:1px solid var(--line);border-radius:8px;padding:14px 16px;text-decoration:none;color:var(--ink)}
.catalog-card:hover{border-color:#43a3c7;background:#fafdff}
.catalog-card h3{font-size:1rem;color:#006d95;margin:0 0 5px}.catalog-card p{font-size:.85rem;margin:0 0 8px}
.catalog-period,.source-line{font-size:.77rem;color:var(--muted)}.source-line{margin:0 0 12px}
.report-tag{font-size:.76rem;font-weight:700;background:#e2f2f9;color:#00648a;padding:5px 9px;border-radius:5px}
@media(max-width:550px){.heading .report-tag{display:inline-block;margin:0 0 8px}}
.prototype-chart ul{list-style:none;margin:6px 0 0;padding:0;display:grid;gap:5px}
.prototype-chart li{display:grid;grid-template-columns:minmax(105px,185px) minmax(48px,1fr) max-content;gap:10px;align-items:center;font-size:.8rem}
.prototype-chart li strong{font-variant-numeric:tabular-nums;text-align:right}
.prototype-chart meter{width:100%;height:10px;display:block}
.prototype-chart meter::-webkit-meter-bar{background:#e8f0f5;border:0;border-radius:3px}
.prototype-chart meter::-webkit-meter-optimum-value{background:#1684ab}
.prototype-chart meter.loss::-webkit-meter-optimum-value{background:#b54a45}
.prototype-chart meter::-moz-meter-bar{background:#1684ab}
.prototype-chart meter.loss::-moz-meter-bar{background:#b54a45}