/* Energiehuis — publieke energiesite
   Kleuren: zeemist en diepzeegroen; energiebronnen in vaste, op kleurenblindheid
   gevalideerde kleuren (zon, net, accu). Verbruikers: warmtepomp, auto, overig. */

@font-face { font-family: "Atkinson"; src: url("../fonts/atkinson.woff2") format("woff2"); font-weight: 200 800; font-display: swap; }
@font-face { font-family: "Atkinson"; src: url("../fonts/atkinson-italic.woff2") format("woff2"); font-weight: 200 800; font-style: italic; font-display: swap; }
@font-face { font-family: "Shoulders"; src: url("../fonts/bigshoulders.woff2") format("woff2"); font-weight: 100 900; font-display: swap; }

:root {
  color-scheme: light;
  --bg: #e8eeec;
  --bg-deep: #dde6e3;
  --ink: #0f2d2c;
  --ink-2: #475f5c;
  --rule: #c3d0cc;
  --rule-soft: #d4dfdb;
  --zon: #eda100;
  --net: #2a78d6;
  --accu: #1baf7a;
  --wp: #eb6834;
  --auto: #4a3aa7;
  --overig: #8a9a97;
  --warn: #a35a00;
  --focus: #2a78d6;
  --display: "Shoulders", "Arial Narrow", sans-serif;
  --text: "Atkinson", system-ui, sans-serif;
  --measure: 66ch;
}
@media (prefers-color-scheme: dark) {
  :root:where(:not([data-theme="light"])) {
    color-scheme: dark;
    --bg: #0f2523; --bg-deep: #0b1d1b; --ink: #e6efed; --ink-2: #9db3af; --rule: #2c4643; --rule-soft: #1f3836;
    --zon: #c98500; --net: #3987e5; --accu: #199e70; --wp: #d95926; --auto: #9085e9; --overig: #6f817e;
    --warn: #f0a640; --focus: #6aa8f0;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0f2523; --bg-deep: #0b1d1b; --ink: #e6efed; --ink-2: #9db3af; --rule: #2c4643; --rule-soft: #1f3836;
  --zon: #c98500; --net: #3987e5; --accu: #199e70; --wp: #d95926; --auto: #9085e9; --overig: #6f817e;
  --warn: #f0a640; --focus: #6aa8f0;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 400 1.0625rem/1.55 var(--text);
  font-variant-numeric: tabular-nums;
}
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 2px solid var(--focus); outline-offset: 3px; border-radius: 2px; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 16px; }
@media (min-width: 720px) { .wrap { padding: 0 32px; } }

/* ---------- kop ---------- */
.site-head { border-bottom: 1px solid var(--rule); }
.site-head .wrap { display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px 32px; padding-top: 22px; }
.brand { font: 800 2.1rem/1 var(--display); letter-spacing: 0.01em; margin: 0; }
.brand a { text-decoration: none; }
.status { font-size: 0.875rem; color: var(--ink-2); margin-left: auto; }
.status.stale { color: var(--warn); }
nav.tabs { width: 100%; display: flex; gap: 26px; overflow-x: auto; scrollbar-width: none; margin-top: 12px; }
nav.tabs::-webkit-scrollbar { display: none; }
nav.tabs a { text-decoration: none; color: var(--ink-2); padding: 10px 0 12px; white-space: nowrap; border-bottom: 3px solid transparent; }
nav.tabs a:hover { color: var(--ink); }
nav.tabs a[aria-current="page"] { color: var(--ink); border-bottom-color: var(--ink); font-weight: 700; }

main.wrap { padding-top: 32px; padding-bottom: 64px; }
section.view[hidden] { display: none; }
h2 { font: 700 2rem/1.05 var(--display); margin: 0 0 10px; letter-spacing: 0.01em; }
h3 { font: 700 1.05rem/1.3 var(--text); margin: 0 0 4px; }
.lede { max-width: var(--measure); color: var(--ink-2); margin: 0 0 28px; }
.prose { max-width: var(--measure); }
.prose p { margin: 0 0 1em; }
.prose h3 { margin-top: 1.8em; }
.prose ul { padding-left: 1.2em; }
.note { color: var(--ink-2); font-size: 0.9375rem; }

/* ---------- Nu: stroomschema ---------- */
.now { display: grid; gap: 28px; align-items: start; }
@media (min-width: 900px) { .now { grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); gap: 48px; } }
.flow { width: 100%; height: auto; display: block; }
.flow .lbl { font: 400 15px var(--text); fill: var(--ink-2); }
.flow .val { font: 700 34px var(--display); fill: var(--ink); letter-spacing: 0.01em; }
.flow .hub-val { font: 800 54px var(--display); fill: var(--ink); }
.flow .hub-lbl { font: 700 16px var(--text); fill: var(--ink); }
.flow .sub { font: 400 13px var(--text); fill: var(--ink-2); }
@media (max-width: 600px) {
  .flow .lbl { font-size: 23px; }
  .flow .val { font-size: 46px; }
  .flow .sub { font-size: 19px; }
  .flow .hub-val { font-size: 58px; }
  .flow .hub-lbl { font-size: 22px; }
}
.flow .pipe { fill: none; stroke-linecap: round; }
.flow .pipe.idle { stroke: var(--rule); stroke-width: 1.5; }
.flow .dash { fill: none; stroke: var(--bg); stroke-linecap: round; stroke-dasharray: 0.5 18; animation: run var(--dur, 2s) linear infinite; }
.flow .dash.rev { animation-direction: reverse; }
.flow .node { fill: var(--bg); stroke: var(--rule); stroke-width: 1.25; }
.flow .hub { fill: var(--bg-deep); stroke: var(--ink); stroke-width: 1.5; }
@keyframes run { to { stroke-dashoffset: -18.5; } }
@media (prefers-reduced-motion: reduce) { .flow .dash { animation: none; display: none; } }

.reading { font-size: 1.25rem; line-height: 1.45; margin: 0 0 24px; max-width: 34ch; }
.reading b { font-weight: 700; }
.facts { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 18px 24px; margin: 0; }
.facts div { border-top: 1px solid var(--rule); padding-top: 8px; }
.facts dt { font-size: 0.875rem; color: var(--ink-2); }
.facts dd { margin: 0; font: 700 1.9rem/1.1 var(--display); }
.facts dd small { font: 400 0.875rem var(--text); color: var(--ink-2); margin-left: 4px; }

.price-now { margin: 0 0 26px; }
.price-now .big { font: 800 3.4rem/1 var(--display); }
.price-now .big small { font: 400 1rem var(--text); color: var(--ink-2); margin-left: 6px; }
.range { position: relative; height: 8px; border-radius: 4px; margin: 14px 0 6px;
  background: linear-gradient(to right, var(--rule-soft), var(--rule)); }
.range i { position: absolute; top: -5px; width: 4px; height: 18px; border-radius: 2px; background: var(--ink); transform: translateX(-2px); }
.range-lbl { display: flex; justify-content: space-between; font-size: 0.8125rem; color: var(--ink-2); }

.today-row { margin-top: 40px; border-top: 1px solid var(--rule); padding-top: 20px; }
.today-row h3 { margin-bottom: 14px; }
.today-row .facts { grid-template-columns: repeat(auto-fill, minmax(124px, 1fr)); }

/* ---------- grafieken ---------- */
.chart { margin: 0 0 44px; position: relative; }
.chart header { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 20px; margin-bottom: 8px; }
.chart header p { margin: 0; color: var(--ink-2); font-size: 0.9375rem; flex-basis: 100%; max-width: var(--measure); }
.legend { display: flex; flex-wrap: wrap; gap: 4px 18px; font-size: 0.875rem; color: var(--ink-2); margin: 0; padding: 0; list-style: none; }
.legend li::before { content: ""; display: inline-block; width: 12px; height: 4px; border-radius: 2px; background: var(--c); margin-right: 6px; vertical-align: middle; }
.legend li.dot::before { width: 9px; height: 9px; border-radius: 50%; }
.legend li.bar::before { width: 10px; height: 10px; border-radius: 2px; }
.plot svg { display: block; width: 100%; overflow: visible; }
.plot .grid line { stroke: var(--rule-soft); }
.plot .axis text { font: 400 12px var(--text); fill: var(--ink-2); }
.plot .zero { stroke: var(--ink-2); stroke-width: 1; }
.plot .now-line { stroke: var(--ink); stroke-width: 1; }
.plot .cross { stroke: var(--ink-2); stroke-width: 1; }
.plot .endlbl { font: 700 12px var(--text); fill: var(--ink); }
.tip { position: absolute; pointer-events: none; z-index: 5; background: var(--bg); border: 1px solid var(--rule);
  border-radius: 6px; padding: 8px 10px; font-size: 0.8125rem; line-height: 1.4; min-width: 140px;
  box-shadow: 0 4px 14px rgba(15, 45, 44, 0.12); }
.tip b { display: block; margin-bottom: 2px; }
.tip span { display: flex; justify-content: space-between; gap: 14px; }
.tip span::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--c); align-self: center; margin-right: -8px; }
details.table { margin-top: 6px; font-size: 0.875rem; }
details.table summary { cursor: pointer; color: var(--ink-2); }
details.table .scroll { max-height: 260px; overflow: auto; margin-top: 8px; }
table { border-collapse: collapse; font-size: 0.875rem; }
th, td { text-align: right; padding: 4px 10px; border-bottom: 1px solid var(--rule-soft); white-space: nowrap; }
th:first-child, td:first-child { text-align: left; }
th { font-weight: 700; position: sticky; top: 0; background: var(--bg); }

.seg { display: inline-flex; border: 1px solid var(--rule); border-radius: 6px; overflow: hidden; margin-bottom: 24px; }
.seg button { font: inherit; font-size: 0.9375rem; background: none; border: 0; padding: 6px 14px; color: var(--ink-2); cursor: pointer; }
.seg button[aria-pressed="true"] { background: var(--ink); color: var(--bg); }

.two { display: grid; gap: 0 48px; }
@media (min-width: 900px) { .two { grid-template-columns: 1fr 1fr; } }

.kv { display: grid; grid-template-columns: max-content 1fr; gap: 6px 20px; margin: 0 0 28px; }
.kv dt { color: var(--ink-2); }
.kv dd { margin: 0; }

.empty { color: var(--ink-2); font-style: italic; padding: 24px 0; }
.site-foot { border-top: 1px solid var(--rule); color: var(--ink-2); font-size: 0.875rem; padding: 20px 0 40px; }
.site-foot .wrap { display: flex; flex-wrap: wrap; gap: 8px 28px; }

/* ---------- prijsopbouw ---------- */
.compo { display: flex; height: 14px; border-radius: 4px; overflow: hidden; margin: 12px 0 8px; background: var(--rule-soft); }
.compo i { display: block; height: 100%; }
.compo-lgd { flex-direction: column; gap: 2px; }

/* ---------- wat levert het op ---------- */
.bcard { border-top: 2px solid var(--ink); padding-top: 14px; margin: 0 0 40px; }
.bcard h3 { font: 700 1.5rem/1.1 var(--display); margin-bottom: 14px; letter-spacing: 0.01em; }
.bcard .facts { margin-bottom: 18px; }
.bcard .prose { margin-bottom: 18px; }

/* ---------- leren ---------- */
.toc { display: flex; flex-wrap: wrap; gap: 6px 18px; margin: 0 0 32px; font-size: 0.9375rem; max-width: var(--measure); }
.toc a { color: var(--ink-2); }
.learn h3 { font: 700 1.5rem/1.15 var(--display); margin-top: 2em; letter-spacing: 0.01em; scroll-margin-top: 16px; }
.learn h3:first-child { margin-top: 0; }
.learn details { border-left: 3px solid var(--rule); padding: 2px 0 2px 14px; margin: 0 0 1em; }
.learn details summary { cursor: pointer; color: var(--ink-2); font-weight: 700; padding: 4px 0; }
.learn details[open] summary { margin-bottom: 6px; }
.live { background: var(--bg-deep); border-radius: 6px; padding: 10px 14px; }
.live:empty { display: none; }
.learn .kv { margin-top: 8px; }
@media (max-width: 600px) { .kv { grid-template-columns: 1fr; gap: 0 0; } .kv dd { margin-bottom: 8px; } }

/* ---------- leren: proefjes ---------- */
.lab { background: var(--bg-deep); border-radius: 10px; padding: 16px 16px 6px; margin: 18px 0 26px; position: relative; }
@media (min-width: 720px) { .lab { padding: 20px 22px 8px; } }
@media (min-width: 1000px) { .learn .lab.wide { width: min(1056px, calc(100vw - 64px)); } }
.lab-head { margin-bottom: 12px; }
.lab-tag { display: inline-block; font-size: 0.75rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--bg); background: var(--ink); border-radius: 3px; padding: 1px 7px; }
.lab h4 { font: 700 1.3rem/1.15 var(--display); letter-spacing: 0.01em; margin: 8px 0 4px; }
.lab h5 { font: 700 1rem/1.3 var(--text); margin: 0 0 8px; }
.lab-head p { margin: 0; color: var(--ink-2); font-size: 0.9375rem; max-width: var(--measure); }
.lab-ctrl { display: grid; gap: 12px; margin-bottom: 14px; }
.ctl-row { display: grid; gap: 12px 24px; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); align-items: end; }
.ctl label { display: flex; justify-content: space-between; gap: 10px; font-size: 0.9375rem; }
.ctl label output { font-weight: 700; white-space: nowrap; }
.ctl input[type=range] { width: 100%; margin: 6px 0 0; accent-color: var(--ink); height: 28px; }
.ctl-seg { display: flex; flex-direction: column; gap: 4px; }
.ctl-lbl { font-size: 0.9375rem; }
.lab-seg { margin: 0; flex-wrap: wrap; background: var(--bg); }
.lab-seg button { padding: 7px 12px; }
.ctl-chk { display: flex; gap: 8px; align-items: center; font-size: 0.9375rem; min-height: 36px; }
.ctl-chk input { width: 20px; height: 20px; accent-color: var(--ink); margin: 0; flex: none; }
.lab-vis { position: relative; }
.lab-svg { display: block; width: 100%; height: auto; overflow: visible; touch-action: pan-y; }
.lab-svg .grid line, .lab-svg .gridl { stroke: var(--rule); stroke-width: 1; }
.lab-svg .grid line.zero, .lab-svg .zero { stroke: var(--ink-2); }
.lab-svg .axis text, .lab-svg .unit { font: 400 12px var(--text); fill: var(--ink-2); }
.lab-svg .lab-strong { font: 700 13px var(--text); fill: var(--ink); }
.lab-svg .seg-r { stroke: var(--bg-deep); stroke-width: 1.5; }
.lab-svg .lab-dash { fill: none; stroke: var(--bg); stroke-width: 2.5; stroke-linecap: round; stroke-dasharray: 0.5 16; animation: run 1.6s linear infinite; }
.lab-legend { margin: 4px 0 8px; }
.legend li.dash::before { height: 0; border-top: 2px dashed var(--c); background: none; }
.lab-out { margin-top: 12px; }
.lab-facts { grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 12px 20px; margin-bottom: 10px; }
.lab-facts dd { font-size: 1.6rem; }
.lab-note { color: var(--ink-2); font-size: 0.875rem; max-width: var(--measure); margin: 6px 0 10px; }
.lab-tips p { border-left: 3px solid var(--zon); padding: 2px 0 2px 12px; margin: 0 0 10px; max-width: var(--measure); }
.lab-result { font-size: 1.05rem; margin: 6px 0; }
.lab-result.pos b { color: var(--accu); } .lab-result.neg b { color: var(--warn); }
.lab-sub { border-top: 1px solid var(--rule); padding-top: 14px; margin: 6px 0 10px; }
.lab-grid { display: grid; gap: 16px 28px; }
@media (min-width: 720px) { .lab-grid { grid-template-columns: minmax(200px, 260px) 1fr; align-items: start; } .lab-grid-2 { grid-template-columns: 1fr 1fr; } }
.lab-compass { max-width: 300px; margin: 0 auto; width: 100%; }
.meter { position: relative; height: 12px; border-radius: 4px; background: var(--rule-soft); margin: 10px 0 6px; }
.meter i { position: absolute; left: 0; top: 0; bottom: 0; border-radius: 4px; }
.meter b { position: absolute; top: -4px; bottom: -4px; width: 2px; background: var(--ink); }
.hbars { display: grid; gap: 10px; margin: 6px 0 8px; }
.hbars > div { display: grid; grid-template-columns: 1fr auto; gap: 3px 10px; align-items: center; font-size: 0.9375rem; }
.hbars > div > span { grid-column: 1 / -1; }
.hbars > div > i { display: block; height: 14px; border-radius: 3px; min-width: 2px; }
.hbars > div > b { white-space: nowrap; }
.hbars .dv { position: relative; display: block; height: 14px; background: var(--rule-soft); border-radius: 3px; }
.hbars .dv::after { content: ""; position: absolute; left: 50%; top: -3px; bottom: -3px; width: 1px; background: var(--ink-2); }
.hbars .dv i { position: absolute; top: 0; bottom: 0; border-radius: 3px; }
.lab-btns { display: flex; flex-wrap: wrap; gap: 8px; }
.btn { font: inherit; font-size: 0.9375rem; font-weight: 700; background: var(--ink); color: var(--bg); border: 0; border-radius: 6px; padding: 8px 14px; cursor: pointer; }
.btn:hover { opacity: 0.88; }
.btn:focus-visible, .q-opt:focus-visible, .lab-seg button:focus-visible, .ctl input:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }
.lab-score { font-weight: 700; margin: 0; }
.q { border: 0; border-top: 1px solid var(--rule); padding: 12px 0 4px; margin: 0; }
.q legend { font-weight: 700; padding: 0; margin-bottom: 8px; float: left; width: 100%; }
.q-opts { clear: both; display: grid; gap: 6px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.q-opt { font: inherit; font-size: 0.9375rem; text-align: left; background: var(--bg); color: var(--ink); border: 1px solid var(--rule); border-radius: 6px; padding: 8px 12px; cursor: pointer; }
.q-opt:hover:not(:disabled) { border-color: var(--ink); }
.q-opt:disabled { cursor: default; opacity: 0.7; }
.q-opt.ok { opacity: 1; border: 2px solid var(--accu); font-weight: 700; }
.q-opt.ok::before { content: "✓ "; color: var(--accu); }
.q-opt.bad { opacity: 1; border: 2px solid var(--warn); }
.q-opt.bad::before { content: "✗ "; color: var(--warn); }
.q-fb { margin: 8px 0 6px; font-size: 0.9375rem; max-width: var(--measure); }
.lab-pijp { margin: 10px 0 18px; }
@media (prefers-reduced-motion: reduce) { .lab-svg .lab-dash { animation: none; display: none; } }
.legend li.faint::before { opacity: 0.35; }
.lab-btns { grid-column: 1 / -1; }
.demo-banner { border: 2px solid var(--warn); border-radius: 8px; padding: 10px 14px; margin: 0 0 24px; max-width: var(--measure); }
.demo-banner b { color: var(--warn); }

/* ---------- beheer: mededeling, inloggen, slotjes ---------- */
.lede > p { margin: 0 0 0.6em; }
.lede > p:last-child { margin-bottom: 0; }
.mededeling { border-left: 4px solid var(--zon); background: var(--bg-deep); border-radius: 0 8px 8px 0; padding: 10px 14px; margin: 0 0 24px; max-width: var(--measure); }
.mededeling > :first-child { margin-top: 0; } .mededeling > :last-child { margin-bottom: 0; }
.account { font-size: 0.875rem; color: var(--ink-2); margin: 0; }
.account a, .linkbtn { color: var(--ink); font: inherit; background: none; border: 0; padding: 0; text-decoration: underline; text-underline-offset: 3px; cursor: pointer; }
nav.tabs a.slot::after { content: ""; display: inline-block; width: 0.7em; height: 0.8em; margin-left: 5px; vertical-align: -0.05em; background: currentColor;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 16'%3E%3Cpath d='M3 7V5a4 4 0 0 1 8 0v2h1a1 1 0 0 1 1 1v7a1 1 0 0 1-1 1H2a1 1 0 0 1-1-1V8a1 1 0 0 1 1-1zm2 0h4V5a2 2 0 0 0-4 0z'/%3E%3C/svg%3E") no-repeat center / contain;
          mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 16'%3E%3Cpath d='M3 7V5a4 4 0 0 1 8 0v2h1a1 1 0 0 1 1 1v7a1 1 0 0 1-1 1H2a1 1 0 0 1-1-1V8a1 1 0 0 1 1-1zm2 0h4V5a2 2 0 0 0-4 0z'/%3E%3C/svg%3E") no-repeat center / contain; }
.login { display: grid; gap: 6px; max-width: 360px; margin: 8px 0 18px; }
.login label { font-weight: 700; font-size: 0.9375rem; margin-top: 8px; }
.login input { font: inherit; padding: 9px 11px; border: 1px solid var(--rule); border-radius: 6px; background: var(--bg); color: var(--ink); }
.login input:focus-visible { outline: 2px solid var(--focus); outline-offset: 1px; }
.login .btn { margin-top: 14px; justify-self: start; }
.login-fout { color: var(--warn); font-weight: 700; margin: 6px 0 0; }
body.geen-proefjes .lab, body.geen-proefjes #l-test, body.geen-proefjes .toc a[href="#l-test"] { display: none; }

/* taalkeuze rechtsboven */
.taal { display: flex; gap: 2px; font-size: 0.8125rem; font-weight: 700; letter-spacing: 0.04em; margin: 0; }
.taal a { padding: 3px 7px; border: 1px solid var(--rule); color: var(--ink-2); text-decoration: none; line-height: 1.2; }
.taal a:first-child { border-radius: 4px 0 0 4px; }
.taal a:last-child { border-radius: 0 4px 4px 0; }
.taal a[aria-current="true"] { background: var(--ink); border-color: var(--ink); color: var(--bg); }
.taal a:hover:not([aria-current]) { color: var(--ink); border-color: var(--ink-2); }
.taal a:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }
@media (max-width: 640px) {
  .site-head .wrap { position: relative; }
  .site-head .brand { padding-right: 84px; }
  .taal { position: absolute; top: 22px; right: 16px; }
}