/* cat-face-kwh-ul-de-pe-acoperis: what a solar kWh earned on Romania's market, month by month since 2019.
   Full sun gold where a solar kWh was worth a whole average kWh; washed-out slate where it was worth half. */
:root{
  --serif:'Newsreader',Georgia,'Times New Roman',serif; --sans:'Atkinson Hyperlegible',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif; --mono:'IBM Plex Mono',ui-monospace,'SF Mono',Menlo,monospace;
  --bg:#f5f2ea; --surface:#fcfbf7; --fg:#17171c; --mut:#3d3d47; --line:#c8c1b1; --line-soft:#ddd6c8;
  --acc:#7a3e00; --link:#6f3600; --acc-soft:#f4e4c6;
  --c0:#cfd3dc; --c1:#dcd6c6; --c2:#ebd9a6; --c3:#f0cb73; --c4:#ecb24c; --c5:#e69c2c; --c6:#d9861a;
  --ink-on-light:#17171c; --ink-on-dark:#ffffff;
  --cap:#b86a00; --avg:#5b6273; --bill:#17171c; --batt:#2f6f62;
  --col:40rem; --wide:74rem;
  color-scheme:light;
}
html.dark{
  --bg:#0f1116; --surface:#171a22; --fg:#ecebe4; --mut:#c0bfc8; --line:#343a48; --line-soft:#242935;
  --acc:#ffc55a; --link:#ffd17a; --acc-soft:#2b2412;
  --c0:#262b38; --c1:#3a3a35; --c2:#5d5030; --c3:#6b5321; --c4:#c9952c; --c5:#e3a72a; --c6:#ffcb55;
  --cap:#ffc55a; --avg:#9aa3b8; --bill:#ecebe4; --batt:#7fd1bd;
  color-scheme:dark;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%;scroll-padding-top:4.5rem}
body{margin:0;background:var(--bg);color:var(--fg);font:400 1.16rem/1.6 var(--serif);text-rendering:optimizeLegibility;overflow-anchor:none}
a{color:var(--link);text-underline-offset:.18em;text-decoration-thickness:1px}
a:hover{text-decoration-thickness:2px}
:focus-visible{outline:2.5px solid var(--acc);outline-offset:2px;border-radius:3px}
.skip{position:absolute;left:-999px;top:0;background:var(--fg);color:var(--bg);padding:.5rem .8rem;z-index:50}
.skip:focus{left:.5rem;top:.5rem}
h1,h2,h3{font-family:var(--serif);font-weight:400;line-height:1.1;letter-spacing:-.012em;margin:0 0 .55em}
h1{font-size:clamp(1.9rem,1.3rem + 1.8vw,2.75rem);max-width:30ch}
h2{font-size:clamp(1.55rem,1.15rem + 1.4vw,2.2rem);position:relative}
p{margin:0 0 1em}
.num{font-family:var(--mono);font-variant-numeric:tabular-nums;text-align:right;white-space:nowrap}
.wrap{max-width:var(--col);margin:0 auto;padding:0 1rem}
.wide{max-width:var(--wide);margin:0 auto;padding:0 1rem}
.kicker{font:700 .78rem/1.2 var(--sans);letter-spacing:.1em;text-transform:uppercase;color:var(--acc);margin-bottom:.9rem}
.kicker a{color:inherit;text-decoration:none}
.deck{font-size:1.12rem}
.note{color:var(--mut);font-size:1rem}
.btn{display:inline-flex;align-items:center;gap:.4rem;min-height:44px;padding:.45rem 1rem;border:1px solid var(--line);border-radius:999px;background:var(--surface);color:var(--fg);font:700 .94rem/1.2 var(--sans);cursor:pointer;text-decoration:none}
.btn:hover{border-color:var(--acc)}
.btn.ghost{background:transparent}
.btn.small{min-height:40px;padding:.3rem .85rem;font-size:.9rem}
/* topbar */
.topbar{position:sticky;top:0;z-index:30;display:flex;align-items:center;gap:.9rem;height:46px;padding:0 1rem;padding-top:var(--browser-safe-top,env(safe-area-inset-top));background:var(--bg);border-bottom:1px solid var(--line-soft)}
.home{display:flex;align-items:center;gap:.45rem;color:var(--fg);text-decoration:none;font:700 .9rem/1 var(--sans)}
.motif{width:20px;height:20px}
.topnav{display:flex;gap:.95rem;overflow:hidden}
.topnav a{color:var(--mut);text-decoration:none;font:500 .88rem/1 var(--sans);white-space:nowrap}
.topnav a:hover{color:var(--fg)}
.spacer{flex:1}
.chip{font:700 .84rem/1 var(--sans);color:var(--fg);text-decoration:none;border:1px solid var(--line);border-radius:999px;padding:.4rem .7rem;min-height:32px;display:inline-flex;align-items:center}
.icon-btn{display:inline-grid;place-items:center;width:36px;height:36px;border:1px solid var(--line);border-radius:999px;background:transparent;color:var(--fg);cursor:pointer}
.progress{position:absolute;left:0;right:0;bottom:-1px;height:2px;pointer-events:none;overflow:hidden}
.progress i{display:block;height:100%;background:var(--acc);transform-origin:0 50%;transform:scaleX(0)}
@media (max-width:900px){.topnav{display:none}}
/* rail: out of the layout, labels only on hover */
.rail{position:fixed;right:8px;top:50%;transform:translateY(-50%);z-index:20;display:flex;flex-direction:column;gap:9px;opacity:0;transition:opacity .3s;pointer-events:none}
html.past-hero .rail{opacity:1;pointer-events:auto}
.rail-dot{position:relative;display:block;width:14px;height:14px}
.rail-dot .dot{position:absolute;inset:5px;border-radius:50%;background:var(--line)}
.rail-dot[aria-current] .dot{background:var(--acc);inset:3.5px}
.rail-label{position:absolute;right:20px;top:50%;transform:translateY(-50%);white-space:nowrap;background:var(--surface);color:var(--fg);border:1px solid var(--line);border-radius:6px;padding:.15rem .45rem;font:600 .8rem/1.3 var(--sans);opacity:0;pointer-events:none;transition:opacity .15s}
.rail-dot:hover .rail-label,.rail-dot:focus-visible .rail-label{opacity:1}
@media (max-width:1300px){.rail{display:none}}
/* hero */
.hero{padding:1.5rem 0 0}
.hero-text{max-width:var(--wide)}
.hero-text p{max-width:46rem}
.stage{max-width:var(--wide);margin:.8rem auto 0;padding:0 1rem;font-family:var(--sans)}
.calc{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:1.4rem;align-items:start}
@media (max-width:900px){.calc{grid-template-columns:1fr;gap:1rem}}
.controls{display:flex;flex-wrap:wrap;gap:.7rem 1.2rem;align-items:flex-end;margin:0 0 .8rem}
.ctl{display:flex;flex-direction:column;gap:.3rem}
.ctl label,.ctl .lab{font:700 .86rem/1.2 var(--sans);color:var(--mut)}
.ctl select,.ctl input{min-height:44px;font:600 1rem/1.2 var(--sans);color:var(--fg);background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:.35rem .6rem}
.ctl select{padding-right:1.8rem}
.stepper{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:10px;background:var(--surface);overflow:hidden}
.stepper button{width:44px;min-height:44px;border:0;background:transparent;color:var(--fg);font:700 1.25rem/1 var(--sans);cursor:pointer}
.stepper button:hover{background:var(--acc-soft)}
.stepper input{width:4.2rem;border:0;border-radius:0;text-align:center;font-family:var(--mono);background:transparent;-moz-appearance:textfield}
.stepper input::-webkit-outer-spin-button,.stepper input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.ctl .unit{font:500 .9rem/1 var(--sans);color:var(--mut);padding:0 .5rem 0 0}
.price input{width:6rem;font-family:var(--mono)}
.price{flex:1 1 18rem}
.pchips{display:flex;flex-wrap:wrap;gap:.35rem;margin-top:.35rem}
.pchip{min-height:36px;padding:.2rem .65rem;border:1px solid var(--line);border-radius:999px;background:transparent;color:var(--fg);font:600 .82rem/1.1 var(--sans);cursor:pointer}
.pchip:hover{border-color:var(--acc)}
.pchip[aria-pressed="true"]{background:var(--fg);color:var(--bg);border-color:var(--fg)}
@media (pointer:coarse){.pchip{min-height:44px}}
/* month grid: the picker */
.mgrid{display:grid;grid-template-columns:3.4rem repeat(12,minmax(0,1fr));gap:3px;user-select:none}
.mgrid .mh{font:600 .74rem/1 var(--sans);color:var(--mut);text-align:center;padding:0 0 .3rem}
.mgrid .yb{min-height:36px;border:1px solid transparent;border-radius:7px;background:transparent;color:var(--fg);font:700 .86rem/1 var(--mono);cursor:pointer;text-align:left;padding:0 .3rem}
.mgrid .yb:hover{border-color:var(--line)}
.mgrid .yb[aria-pressed="true"]{background:var(--fg);color:var(--bg)}
.mgrid .mc{min-height:36px;min-width:0;padding:0;border:1px solid transparent;border-radius:6px;font:600 .74rem/1 var(--mono);color:var(--ink-on-light);cursor:pointer;position:relative}
html.dark .mgrid .mc{color:var(--ink-on-dark)}
html.dark .mgrid .mc.dk{color:#121212}
.mgrid .mc:hover{outline:2px solid var(--fg);outline-offset:-1px}
.mgrid .mc[aria-pressed="true"]{outline:3px solid var(--fg);outline-offset:-1px;z-index:1}
.mgrid .mc.inyear{box-shadow:inset 0 -3px 0 var(--fg)}
.mgrid .mc.empty{background:transparent;border:1px dashed var(--line-soft);cursor:default}
.mc.k0{background:var(--c0)}.mc.k1{background:var(--c1)}.mc.k2{background:var(--c2)}.mc.k3{background:var(--c3)}.mc.k4{background:var(--c4)}.mc.k5{background:var(--c5)}.mc.k6{background:var(--c6)}
@media (max-width:640px){.mgrid{grid-template-columns:2.7rem repeat(12,minmax(0,1fr));gap:2px}.mgrid .mc{font-size:.6rem;min-height:32px;border-radius:4px}.mgrid .yb{font-size:.74rem;padding:0 .1rem}.mgrid .mh{font-size:.62rem}}
.scale{display:flex;align-items:center;gap:.5rem;flex-wrap:nowrap;margin:.6rem 0 0;font:600 .8rem/1.2 var(--sans);color:var(--mut)}
.scale .sw{display:flex;gap:2px}
.scale .sw i{display:block;width:26px;height:12px;border-radius:3px}
.scale .sw i:nth-child(1){background:var(--c0)}.scale .sw i:nth-child(2){background:var(--c1)}.scale .sw i:nth-child(3){background:var(--c2)}.scale .sw i:nth-child(4){background:var(--c3)}.scale .sw i:nth-child(5){background:var(--c4)}.scale .sw i:nth-child(6){background:var(--c5)}.scale .sw i:nth-child(7){background:var(--c6)}
.ghelp{font:400 .92rem/1.4 var(--sans);color:var(--mut);margin:.5rem 0 0}
/* result */
.result{border:1px solid var(--line-soft);border-radius:14px;background:var(--surface);padding:1rem 1.1rem .7rem}
.result h3{font:700 1.02rem/1.3 var(--sans);margin:0 0 .5rem}
.result .big{font:400 1.18rem/1.5 var(--serif);margin:0 0 .8rem}
.bars{display:grid;gap:.55rem;margin:0 0 .8rem}
.bar{display:grid;grid-template-columns:1fr auto;gap:.15rem .6rem;align-items:baseline;font:500 .9rem/1.25 var(--sans)}
.bar .t{color:var(--mut)}
.bar b{font:700 1rem/1.2 var(--mono);font-variant-numeric:tabular-nums}
.bar .track{grid-column:1/-1;height:12px;border-radius:6px;background:var(--line-soft);overflow:hidden}
.bar .track i{display:block;height:100%;border-radius:6px;transition:width .35s ease}
.bar.cap .track i{background:var(--cap)}.bar.after .track i{background:var(--avg)}.bar.bill .track i{background:var(--bill)}
.result .small{font:400 .92rem/1.45 var(--sans);color:var(--mut);margin:.2rem 0 .4rem}
.result .batt{font:400 .98rem/1.45 var(--sans);margin:.4rem 0 .2rem;padding-top:.6rem;border-top:1px solid var(--line-soft)}
.lede-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem;margin:1.6rem 0 .4rem}
.stat{border-top:2px solid var(--fg);padding-top:.5rem}
.stat b{display:block;font:700 1.3rem/1.15 var(--sans);font-variant-numeric:tabular-nums}
.stat span{display:block;font:400 .88rem/1.35 var(--sans);color:var(--mut);margin-top:.25rem}
@media (max-width:640px){
  .lede-stats{grid-template-columns:1fr;gap:.6rem}
  .stat{display:grid;grid-template-columns:7.4rem 1fr;gap:.6rem;align-items:baseline}
  .stat b{font-size:1.12rem}.stat span{margin:0}
  .controls{gap:.6rem .8rem}
}
.page-share{margin-top:1rem}
/* sections */
.block{padding:2.6rem 0 1rem;border-top:1px solid var(--line-soft);margin-top:1.6rem}
.anchor{position:absolute;left:-1.1em;color:var(--line);text-decoration:none;opacity:0;font-size:.8em;top:.12em}
h2:hover .anchor,.anchor:focus{opacity:1}
.fig{margin:1.2rem 0}
.fig figcaption{font:700 .92rem/1.35 var(--sans);margin-bottom:.5rem}
.fig .src{font:400 .84rem/1.35 var(--sans);color:var(--mut);margin:.4rem 0 0}
.chart{width:100%;height:auto;display:block;font-family:var(--sans)}
.chart .grid{stroke:var(--line-soft);stroke-width:1}
.chart .grid.one{stroke:var(--line);stroke-dasharray:4 3}
.chart .ax{fill:var(--mut);font-size:12px}
.chart .lab{fill:var(--fg);font:700 13px var(--sans)}
.chart .yr .b{fill:var(--cap)}
.chart .yr .w{fill:var(--fg)}
.chart .ln{fill:none;stroke:var(--avg);stroke-width:2.4}
.chart .lk{font:700 12px var(--sans)}
.chart.years{max-width:44rem}
.chart .z{fill:var(--avg)}
.legend-inline{display:flex;flex-wrap:wrap;gap:.4rem 1rem;font:600 .84rem/1.3 var(--sans);color:var(--mut);margin:.4rem 0 0}
.legend-inline i{display:inline-block;width:12px;height:12px;border-radius:3px;margin-right:.35rem;vertical-align:-1px}
.legend-inline .lc{background:var(--cap)}.legend-inline .lw{background:var(--fg);border-radius:50%}
.tablewrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid var(--line-soft);border-radius:10px;background:var(--surface);margin:1rem 0 1.2rem}
table.data{width:100%;border-collapse:collapse;font:400 .95rem/1.4 var(--sans)}
table.data th,table.data td{padding:.55rem .7rem;border-bottom:1px solid var(--line-soft);text-align:left;vertical-align:top}
table.data thead th{font:700 .82rem/1.25 var(--sans);color:var(--mut);background:var(--bg)}
table.data tbody th{font-weight:700}
table.data th.num{text-align:right}
table.data tr:last-child td,table.data tr:last-child th{border-bottom:0}
.rules{list-style:none;padding:0;margin:1rem 0 1.2rem;display:grid;gap:.7rem}
.rules li{border-left:3px solid var(--acc);padding:.15rem 0 .15rem .9rem;font-size:1.06rem}
.rules li b{font-family:var(--sans);font-size:.95rem}
.plain{list-style:none;padding:0}
.sources li{margin:.5rem 0;font-size:1.02rem}
footer{font-family:var(--sans);display:flex;flex-wrap:wrap;gap:.6rem 1.4rem;justify-content:center;padding:2.4rem 1rem 3rem;color:var(--mut);font-size:.9rem;border-top:1px solid var(--line-soft);margin-top:2rem}
footer a{color:var(--mut)}
/* share row */
.share-row{display:flex;align-items:center;gap:.45rem;flex-wrap:wrap;margin:.6rem 0 .2rem}
.share-row .lbl{font:600 .86rem/1.2 var(--sans);color:var(--mut);margin-right:.2rem}
.sh{display:inline-grid;place-items:center;width:40px;height:40px;border:1px solid var(--line-soft);border-radius:50%;background:transparent;color:var(--fg);cursor:pointer}
.sh svg{width:18px;height:18px}
.sh:hover,.sh:focus-visible{color:var(--acc);border-color:var(--acc)}
@media (pointer:coarse){.sh{width:44px;height:44px}}
.status{font:400 .88rem/1.3 var(--sans);color:var(--mut);min-height:1.2em;margin:.2rem 0 0}
.ppage h1{font-size:clamp(1.6rem,1.2rem + 1.5vw,2.3rem);max-width:none;margin-top:1.4rem}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
@media print{.topbar,.rail,.share-row,.controls{display:none}}