:root{
  --bg:#f6f6f3; --surface:#ffffff; --fg:#1b1d22; --muted:#666a73; --line:#e2e1dc;
  --accent:#e2761b; --accent-ink:#ffffff; --good:#1f8a4c; --bad:#c23b2e; --warn:#a86a00;
  --sans:"Instrument Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"JetBrains Mono",ui-monospace,"SFMono-Regular",Consolas,monospace;
  color-scheme:light;
}
/* System-Dunkelmodus, sofern nicht per Toggle explizit auf hell gestellt */
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#121317; --surface:#1b1d23; --fg:#ececea; --muted:#9a9ea8; --line:#2c2f37;
  --accent:#f08a30; --accent-ink:#141414; --good:#4cc27e; --bad:#ef6a5d; --warn:#e0a640; color-scheme:dark}}
/* Expliziter Toggle gewinnt in beide Richtungen gegen die Systemeinstellung */
:root[data-theme="dark"]{
  --bg:#121317; --surface:#1b1d23; --fg:#ececea; --muted:#9a9ea8; --line:#2c2f37;
  --accent:#f08a30; --accent-ink:#141414; --good:#4cc27e; --bad:#ef6a5d; --warn:#e0a640; color-scheme:dark}
:root[data-theme="light"]{color-scheme:light}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font:15px/1.5 var(--sans)}
.wrap{max-width:1180px;margin:0 auto;padding:20px max(16px,env(safe-area-inset-right)) 60px max(16px,env(safe-area-inset-left))}
header{display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;margin-bottom:18px}
h1{font-size:22px;margin:0;letter-spacing:-.01em}
.accent{color:var(--accent)}
h2{font-size:17px;margin:0 0 12px}
h3{font-size:14px;margin:18px 0 8px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.headerActions{display:flex;gap:14px;align-items:center;flex-wrap:wrap}
.price{display:flex;gap:18px;align-items:center;flex-wrap:wrap;font-family:var(--mono);font-size:14px}
.price b{font-size:17px}
.muted{color:var(--muted)} .small{font-size:12.5px}
.num{font-family:var(--mono);font-variant-numeric:tabular-nums;white-space:nowrap}
.pos{color:var(--good)} .neg{color:var(--bad)} .warn{color:var(--warn)}

.iconBtn{display:flex;align-items:center;justify-content:center;width:34px;height:34px;padding:0;border-radius:999px;border:1px solid var(--line);background:var(--surface);color:var(--muted)}
.iconBtn:hover{color:var(--fg);border-color:var(--accent)}
.iconSun{display:none}
.iconMoon{display:block}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]) .iconSun{display:block}
  :root:not([data-theme="light"]) .iconMoon{display:none}
}
:root[data-theme="dark"] .iconSun{display:block}
:root[data-theme="dark"] .iconMoon{display:none}
:root[data-theme="light"] .iconSun{display:none}
:root[data-theme="light"] .iconMoon{display:block}

.tabs{display:flex;gap:4px;flex-wrap:wrap;margin:0 0 20px;padding:4px;background:var(--line);border-radius:12px}
.tab{flex:1 1 auto;color:var(--muted);text-decoration:none;padding:8px 14px;border:0;border-radius:9px;font-size:13.5px;font-weight:500;background:transparent;white-space:nowrap}
.tab:hover{color:var(--fg)}
.tab.active{background:var(--surface);color:var(--fg);box-shadow:0 1px 2px rgba(0,0,0,.06)}
.tabPanel{animation:fadeIn .15s ease}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:10px;overflow:hidden;margin-bottom:26px}
.kpi{background:var(--surface);padding:14px 16px}
.kpi .l{font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.kpi .v{font-family:var(--mono);font-size:20px;margin-top:4px;font-variant-numeric:tabular-nums}
.kpi .s{font-family:var(--mono);font-size:12.5px;color:var(--muted)}
section{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:18px;margin-bottom:22px;scroll-margin-top:12px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;align-items:end}
label{display:flex;flex-direction:column;gap:4px;font-size:12.5px;color:var(--muted)}
input,select{font:inherit;font-size:14px;color:var(--fg);background:var(--bg);border:1px solid var(--line);border-radius:7px;padding:8px 9px;min-width:0;width:100%}
input:focus,select:focus,button:focus-visible{outline:2px solid var(--accent);outline-offset:1px}
button{font:inherit;font-size:14px;cursor:pointer;border-radius:7px;padding:8px 14px;border:1px solid var(--line);background:var(--surface);color:var(--fg)}
button.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);font-weight:600}
button.link{border:0;background:none;padding:2px 6px;color:var(--muted)}
button.link:hover{color:var(--fg)}
a#csvBtn, a#expBtn{color:var(--fg);text-decoration:none}
a#expBtn button{pointer-events:none}
.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.colPicker{position:relative;margin-top:10px}
.colPicker summary{cursor:pointer;list-style:none;display:inline-flex;align-items:center;gap:6px;font-size:12.5px;color:var(--muted);border:1px solid var(--line);border-radius:7px;padding:6px 12px;background:var(--surface)}
.colPicker summary::-webkit-details-marker{display:none}
.colPicker summary:hover{color:var(--fg);border-color:var(--accent)}
.colPicker[open] summary{color:var(--fg)}
.colPickerBody{position:absolute;z-index:3;top:calc(100% + 4px);left:0;background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:8px;box-shadow:0 4px 16px rgba(0,0,0,.08);display:flex;flex-direction:column;gap:6px;min-width:170px}
.colPickerBody label{display:flex;flex-direction:row;align-items:center;font-size:13px;color:var(--fg);gap:6px}
.colPickerBody input{width:auto}
#txTable.hide-date [data-col="date"],#txTable.hide-type [data-col="type"],#txTable.hide-btc [data-col="btc"],
#txTable.hide-eur [data-col="eur"],#txTable.hide-fee [data-col="fee"],#txTable.hide-wallet [data-col="wallet"],
#txTable.hide-address [data-col="address"],#txTable.hide-evidence [data-col="evidence"],#txTable.hide-note [data-col="note"]{display:none}
.tablebox{overflow-x:auto;margin-top:10px}
table{border-collapse:collapse;width:100%;font-size:13.5px}
th,td{text-align:left;padding:7px 9px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:11.5px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);font-weight:600}
td.r,th.r{text-align:right}
.pill{display:inline-block;font-size:11.5px;padding:1px 8px;border-radius:999px;border:1px solid currentColor}
.notice{border-left:3px solid var(--warn);padding:8px 12px;background:var(--bg);font-size:13px;margin-top:12px}
.two{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:22px}
.two>div{min-width:0}
.empty{padding:22px;text-align:center;color:var(--muted)}
.result{margin-top:12px;font-size:14px}
.result div{display:flex;justify-content:space-between;gap:10px;padding:4px 0;border-bottom:1px dashed var(--line)}
.chartCard{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:18px}
.chartHead{display:flex;gap:12px;align-items:center;justify-content:space-between;flex-wrap:wrap;margin-bottom:4px}
.chartHead h3{margin:0}
.rangeGroup{display:flex;gap:2px;padding:3px;background:var(--bg);border-radius:8px}
.rangeBtn{padding:5px 11px;font-size:12.5px;border:0;border-radius:6px;background:transparent;color:var(--muted)}
.rangeBtn:hover{color:var(--fg)}
.rangeBtn.active{background:var(--surface);color:var(--fg);box-shadow:0 1px 2px rgba(0,0,0,.06)}
.chart{position:relative;height:260px;margin-top:6px}
.chart svg{display:block;width:100%;height:100%;overflow:visible}
.chart .chartGrid{stroke:var(--line);stroke-width:1}
.chart .chartLine{fill:none;stroke:var(--accent);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.chart .chartArea{fill:var(--accent);opacity:.1}
.chart .chartCrosshair{stroke:var(--muted);stroke-width:1;opacity:0;pointer-events:none}
.chart .chartDot{fill:var(--accent);stroke:var(--surface);stroke-width:2}
.chart .chartEndDot{fill:var(--accent);stroke:var(--surface);stroke-width:2}
.chart .chartAxisLabel{fill:var(--muted);font-family:var(--mono);font-size:11px}
.chartMarker{cursor:pointer;transition:transform .1s}
.chartMarker:hover,.chartMarker:focus{transform:scale(1.15)}
.chartMarker:focus{outline:none}
.chartMarker circle{stroke:var(--surface);stroke-width:2}
.chartMarker text{font-family:var(--sans);font-size:9.5px;font-weight:700;fill:#fff;pointer-events:none}
.chartMarker-buy circle{fill:var(--good)}
.chartMarker-sell circle{fill:var(--bad)}
.chartTooltip{position:absolute;top:0;left:0;transform:translate(-50%,-100%);background:var(--fg);color:var(--bg);font-family:var(--mono);font-size:12px;padding:6px 10px;border-radius:7px;pointer-events:none;white-space:nowrap;opacity:0;transition:opacity .1s;margin-top:-10px;z-index:2}
.chartTooltip b{font-size:13px}
.chartEmpty{display:flex;align-items:center;justify-content:center;height:100%;color:var(--muted);font-size:13px}
.loginWrap{min-height:calc(100vh - 80px);display:flex;align-items:center;justify-content:center;padding:20px}
.loginCard{width:100%;max-width:380px;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:36px 32px;box-shadow:0 2px 6px rgba(0,0,0,.04),0 12px 32px rgba(0,0,0,.06)}
.loginBrand{font-size:12.5px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--accent);margin-bottom:6px}
.loginCard h2{font-size:21px;margin:0 0 24px;letter-spacing:-.01em}
.loginForm{display:flex;flex-direction:column;gap:16px}
.loginForm label{font-size:13px;gap:6px}
.loginForm input{padding:11px 12px;font-size:15px}
.loginSubmit{width:100%;padding:11px 14px;font-size:15px;margin-top:4px}
.siteFooter{margin-top:30px;padding-top:16px;border-top:1px solid var(--line);text-align:center}
.siteFooter a{color:var(--muted);font-size:12.5px;text-decoration:none}
.siteFooter a:hover{color:var(--fg)}
.docPage{max-width:760px}
.docPage h2{font-size:16px;margin:26px 0 8px}
.docPage h2:first-of-type{margin-top:0}
.docPage ul{margin:6px 0 0;padding-left:20px}
.docPage li{margin:4px 0}
.docPage a{color:var(--accent)}
.docPage code{font-family:var(--mono);background:var(--bg);border:1px solid var(--line);border-radius:4px;padding:1px 5px;font-size:12.5px}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}
/* Verschiedene Klassen setzen eigene `display`-Werte (.row, .loginForm, .grid …),
   die sonst das `hidden`-Attribut überschreiben würden. */
[hidden]{display:none!important}