@font-face{font-family:"Barlow Condensed";font-weight:600;font-style:normal;font-display:swap;src:url(fonts/barlow-condensed-latin-600-normal.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Sans";font-weight:400;font-style:normal;font-display:swap;src:url(fonts/ibm-plex-sans-latin-400-normal.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Sans";font-weight:500;font-style:normal;font-display:swap;src:url(fonts/ibm-plex-sans-latin-500-normal.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Sans";font-weight:600;font-style:normal;font-display:swap;src:url(fonts/ibm-plex-sans-latin-600-normal.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-weight:400;font-style:normal;font-display:swap;src:url(fonts/ibm-plex-mono-latin-400-normal.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-weight:500;font-style:normal;font-display:swap;src:url(fonts/ibm-plex-mono-latin-500-normal.woff2) format("woff2")}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0}
img{max-width:100%}

/* Layout: Kopf mit Aktion → drei Zählerkarten → Verlaufsgrafiken → Erfassung → Historientabelle → Tarife */
:root{
  --bg:#f3f4f2; --surface:#ffffff; --surface-2:#eceeeb; --line:#d6dad5; --fg:#1d2321; --muted:#5f6864;
  --accent:#1f5f5b; --accent-fg:#ffffff;
  --gas:#c8561f; --strom:#a98400; --wasser:#2a6fa8;
  --good:#2f7d4a; --warn:#b4471f;
  --meter-bg:#1d2321; --meter-fg:#f3f4f2;
  --y0:#7048c4; --y1:#0e8f7e; --y2:#2563d4; --y3:#c8326f; --y4:#d97400; --y5:#4f8a10;
  --f-display:"Barlow Condensed","Arial Narrow",sans-serif;
  --f-body:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --f-mono:"IBM Plex Mono",ui-monospace,"SFMono-Regular",Menlo,monospace;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#141917; --surface:#1c2220; --surface-2:#232b28; --line:#333d39; --fg:#e7ebe8; --muted:#9aa5a0;
  --accent:#5fb3a9; --accent-fg:#0e1513;
  --gas:#ec8a55; --strom:#e2bf3c; --wasser:#6bb0e6;
  --good:#6cc48a; --warn:#f08a62;
  --meter-bg:#0b0e0d; --meter-fg:#e7ebe8; --y0:#a98bf0; --y1:#3cc9b4; --y2:#6fa3ff; --y3:#f2709f; --y4:#ffa53d; --y5:#9bd157; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#141917; --surface:#1c2220; --surface-2:#232b28; --line:#333d39; --fg:#e7ebe8; --muted:#9aa5a0;
  --accent:#5fb3a9; --accent-fg:#0e1513;
  --gas:#ec8a55; --strom:#e2bf3c; --wasser:#6bb0e6;
  --good:#6cc48a; --warn:#f08a62;
  --meter-bg:#0b0e0d; --meter-fg:#e7ebe8; --y0:#a98bf0; --y1:#3cc9b4; --y2:#6fa3ff; --y3:#f2709f; --y4:#ffa53d; --y5:#9bd157; color-scheme:dark}

[hidden]{display:none!important}
.wrap>*{min-width:0}
.swap .field,.fields .field{min-width:0}
.field input:not([type=checkbox]){width:100%;box-sizing:border-box}
body{background:var(--bg);color:var(--fg);font-family:var(--f-body);font-size:15px;line-height:1.5}
.wrap{max-width:1180px;margin:0 auto;padding-inline:20px;padding-block:28px 64px;display:flex;flex-direction:column;gap:36px}
h1,h2,h3{font-family:var(--f-display);font-weight:600;letter-spacing:.01em;margin:0;text-wrap:balance}
h1{font-size:2.6rem;line-height:1}
h2{font-size:1.65rem;line-height:1.1}
h3{font-size:1.2rem}
.eyebrow{font-size:.74rem;text-transform:uppercase;letter-spacing:.09em;color:var(--muted);font-weight:500}
.muted{color:var(--muted)}
.num{font-family:var(--f-mono);font-variant-numeric:tabular-nums}
button{font:inherit;cursor:pointer}
.btn{border:1px solid var(--line);background:var(--surface);color:var(--fg);padding:.5rem .9rem;border-radius:6px;font-weight:500}
.btn:hover{border-color:var(--muted)}
.btn.primary{background:var(--accent);color:var(--accent-fg);border-color:var(--accent)}
.btn.primary:hover{filter:brightness(1.08)}
.btn.small{padding:.25rem .55rem;font-size:.85rem}
.btn.danger{color:var(--warn);border-color:var(--warn)}
.btn:disabled{opacity:.45;cursor:not-allowed}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

header.top{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px}
header.top .meta{display:flex;flex-direction:column;gap:6px}
.controls{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
select,input{font:inherit;color:var(--fg);background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:.45rem .6rem}
input[type=number]{font-family:var(--f-mono)}
.status{font-size:.85rem;color:var(--muted)}
.status.err{color:var(--warn)}

/* Zählerkarten */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:18px;display:flex;flex-direction:column;gap:14px;min-width:0}
.card-head{display:flex;justify-content:space-between;align-items:baseline;gap:8px}
.card-head h3{display:flex;align-items:center;gap:8px}
.dot{width:10px;height:10px;border-radius:50%;display:inline-block;background:var(--c)}
.meter{display:inline-flex;gap:2px;background:var(--meter-bg);padding:5px;border-radius:5px;align-self:flex-start;max-width:100%;overflow:hidden}
.meter span{font-family:var(--f-mono);font-weight:500;font-size:1.35rem;color:var(--meter-fg);background:rgba(255,255,255,.07);min-width:1.05em;text-align:center;border-radius:2px;line-height:1.45}
.meter span.dec{color:var(--c)}
.meter span.sep{background:none;min-width:.4em}
.kv{display:grid;grid-template-columns:1fr auto;gap:4px 12px;font-size:.92rem}
.kv dt{color:var(--muted)}
.kv dd{margin:0;text-align:right;font-family:var(--f-mono);font-variant-numeric:tabular-nums}
.pill{display:inline-block;font-size:.78rem;padding:.1rem .5rem;border-radius:99px;border:1px solid currentColor;font-family:var(--f-mono)}
.pos{color:var(--warn)} .neg{color:var(--good)}

/* Grafiken */
.charts{display:grid;grid-template-columns:repeat(auto-fit,minmax(330px,1fr));gap:16px}
.chart-box{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:16px;min-width:0;display:flex;flex-direction:column;gap:8px}
.chart-box.wide{grid-column:1/-1}
.chart-box .cv{position:relative;height:240px}
.chart-box.wide .cv{height:280px}
.section-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:10px;margin-bottom:14px}

/* Erfassung */
.entry{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:20px}
.entry form{display:flex;flex-direction:column;gap:18px}
.fields{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}
.field{display:flex;flex-direction:column;gap:5px;min-width:0}
.field label{font-weight:500;font-size:.9rem;display:flex;align-items:center;gap:6px}
.hint{font-size:.8rem;color:var(--muted)}
.hint.warn{color:var(--warn)}
.swap{display:flex;flex-direction:column;gap:8px;padding:10px;border:1px dashed var(--line);border-radius:6px;margin-top:4px}
.swap .row{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.swap input{width:100%;min-width:0}
.check{display:flex;align-items:center;gap:6px;font-size:.85rem;color:var(--muted)}
.form-actions{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.msg{font-size:.9rem}
.msg.err{color:var(--warn)} .msg.ok{color:var(--good)}

/* Tabelle */
.table-wrap{position:relative;overflow-x:auto;background:var(--surface);border:1px solid var(--line);border-radius:10px}
table{border-collapse:collapse;width:100%;min-width:980px;font-size:.88rem}
th,td{padding:.55rem .7rem;text-align:right;white-space:nowrap;border-bottom:1px solid var(--line)}
th{font-weight:500;color:var(--muted);font-size:.78rem;text-transform:uppercase;letter-spacing:.05em;vertical-align:bottom;background:var(--surface-2)}
th.grp{text-align:center;border-bottom:2px solid var(--c);color:var(--fg);font-family:var(--f-display);font-size:1rem;letter-spacing:.02em;text-transform:none}
td:first-child,th:first-child{text-align:left}
td.num{font-family:var(--f-mono);font-variant-numeric:tabular-nums}
tbody tr:hover{background:var(--surface-2)}
tr.editing{outline:2px solid var(--accent);outline-offset:-2px}
.tag{font-size:.7rem;font-family:var(--f-body);color:var(--c);border:1px solid var(--c);border-radius:4px;padding:0 .3rem;margin-left:4px}
.row-actions{display:flex;gap:6px;justify-content:flex-end}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.empty{padding:28px;text-align:center;color:var(--muted)}

@media (max-width:520px){h1{font-size:2.1rem}.meter span{font-size:1.1rem}}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}


.seg{display:inline-flex;border:1px solid var(--line);border-radius:6px;overflow:hidden;background:var(--surface)}
.seg button{border:0;background:none;color:var(--muted);padding:.4rem .8rem;font-weight:500}
.seg button[aria-pressed="true"]{background:var(--accent);color:var(--accent-fg)}
.years-table{min-width:520px}
.years-table td.partial{color:var(--muted)}
.cmp{font-size:.78rem;font-family:var(--f-mono);padding:.05rem .45rem;border-radius:99px;border:1px solid currentColor;margin-left:6px}
.cmp.up{color:var(--warn)} .cmp.down{color:var(--good)}

/* Kopfzeile: Abmelden */
.logout{font-size:.85rem;color:var(--muted);text-decoration:underline;text-underline-offset:2px}
.logout:hover{color:var(--fg)}
a.btn{text-decoration:none;display:inline-block}
/* Anmeldung */
.login{min-height:100vh;display:grid;place-items:center;padding:24px 16px}
.login form{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:28px;width:100%;max-width:380px;display:flex;flex-direction:column;gap:16px}
.login h1{font-size:2.2rem}
.login .field input{width:100%}

/* Monatsvergleich */
.mc-table tr.ref td{background:var(--surface-2);font-weight:600}
.mc-table tr.ref td:first-child{box-shadow:inset 3px 0 0 var(--accent)}
.mc-table td .d{display:block;font-size:.75rem;font-weight:400;line-height:1.2}
.mc-table td .d.up{color:var(--warn)} .mc-table td .d.down{color:var(--good)} .mc-table td .d.ref{color:var(--muted)}
.mc-table th.sub{font-size:.72rem}
thead tr + tr th:first-child{text-align:right}

/* Trendpfeile */
.arr{display:inline-block;width:.62em;height:.56em;margin-right:6px;vertical-align:.05em;background:currentColor}
.arr.up{color:var(--warn);clip-path:polygon(50% 0,100% 100%,0 100%)}
.arr.down{color:var(--good);clip-path:polygon(0 0,100% 0,50% 100%)}
.arr.eq{color:var(--muted);clip-path:polygon(0 0,100% 50%,0 100%)}
.mc-table td .d .arr{width:.6em;height:.55em;margin-right:4px}
th .unit{font-family:var(--f-body);font-size:.75rem;color:var(--muted);font-weight:400}
.hist-table th.grp{text-align:right}

.pen{position:relative;display:inline-flex;vertical-align:-1px;margin-left:6px;color:var(--muted);cursor:help;border-radius:3px}
.pen:hover,.pen:focus-visible{color:var(--accent)}
.pen-tip{display:none;position:absolute;left:calc(100% + 8px);top:50%;transform:translateY(-50%);z-index:5;width:max-content;max-width:260px;white-space:normal;
  font-family:var(--f-body);font-size:.8rem;line-height:1.35;color:var(--fg);background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:6px 9px;box-shadow:0 4px 14px rgba(0,0,0,.14)}
.pen:hover .pen-tip,.pen:focus .pen-tip{display:block}