@font-face{font-family:'Archivo';font-style:normal;font-weight:400 800;font-display:swap;src:url(/assets/fonts/archivo-var.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:400;font-display:swap;src:url(/assets/fonts/ibm-plex-mono-400.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:600;font-display:swap;src:url(/assets/fonts/ibm-plex-mono-600.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
/* igmetallrechner.de - Blaupause design system */
:root{
  --paper:#eef1f6; --card:#ffffff; --ink:#0d1e33; --soft:#4c637b;
  --line:#ccd8e6; --line-hard:#a9bcd0;
  --blue:#14487f; --blue-d:#0d3260; --blue-l:#e3ecf8;
  --signal:#f2b705; --signal-d:#a87b00;
  --teal:#0d6d6c; --teal-l:#e0f0ef;
  --minus:#b3312c; --plus:#0f6b3f;
  --r:10px; --shadow:0 1px 2px rgba(13,30,51,.06),0 8px 24px -12px rgba(13,30,51,.14);
  --mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --sans:"Archivo","Segoe UI",system-ui,-apple-system,sans-serif;
  --wrap:1120px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}
*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);
  font-size:16.5px;line-height:1.62;-webkit-font-smoothing:antialiased}
img,svg{max-width:100%;height:auto}
a{color:var(--blue-d);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:2px}
a:hover{color:var(--blue)}
:focus-visible{outline:3px solid var(--signal);outline-offset:2px;border-radius:3px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
@supports(padding:max(0px)){.wrap{padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}}
.skip{position:absolute;left:-9999px}
.skip:focus{left:8px;top:8px;z-index:99;background:var(--card);padding:10px 14px;border:2px solid var(--blue)}

/* ---------- type ---------- */
h1,h2,h3,h4{font-family:var(--sans);line-height:1.15;letter-spacing:-.022em;margin:0 0 .5em;font-weight:800}
h1{font-size:clamp(1.85rem,5.4vw,3.05rem)}
h2{font-size:clamp(1.35rem,3.6vw,2rem);margin-top:2.1em}
h3{font-size:clamp(1.08rem,2.4vw,1.33rem);margin-top:1.7em;font-weight:700}
h4{font-size:1rem;margin-top:1.3em;font-weight:700}
p,ul,ol{margin:0 0 1.05em}
li{margin-bottom:.4em}
.lead{font-size:1.1rem;color:#243c56}
.eyebrow{font-family:var(--mono);font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--blue);font-weight:600;margin:0 0 .7em;display:block}
.eyebrow.on-dark{color:#9dc0e8}
.num{font-family:var(--mono);font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}
small,.small{font-size:.85rem;color:var(--soft)}

/* ---------- header ---------- */
.top{background:var(--blue-d);color:#fff;position:sticky;top:0;z-index:40;
  border-bottom:1px solid rgba(255,255,255,.14)}
.top .wrap{display:flex;align-items:center;gap:14px;min-height:58px}
.logo{display:flex;align-items:center;gap:9px;color:#fff;text-decoration:none;font-weight:800;
  letter-spacing:-.02em;font-size:1.02rem;flex:0 0 auto}
.logo .mark{width:26px;height:26px;flex:0 0 26px}
.logo b{color:var(--signal)}
.nav{margin-left:auto;display:flex;gap:2px;flex-wrap:wrap}
.nav a{color:#dbe7f5;text-decoration:none;font-size:.86rem;padding:7px 9px;border-radius:6px;font-weight:600}
.nav a:hover,.nav a[aria-current=page]{background:rgba(255,255,255,.13);color:#fff}
.navtoggle{margin-left:auto;background:rgba(255,255,255,.12);color:#fff;border:0;border-radius:6px;
  padding:8px 11px;font:inherit;font-size:.85rem;font-weight:600;cursor:pointer;display:none}
@media(max-width:900px){
  .navtoggle{display:block}
  .nav{position:absolute;top:58px;left:0;right:0;background:var(--blue-d);flex-direction:column;
    gap:0;padding:6px 12px 14px;display:none;border-bottom:2px solid var(--signal)}
  .nav.open{display:flex}
  .nav a{padding:11px 8px;font-size:.95rem;border-bottom:1px solid rgba(255,255,255,.09)}
}

/* ---------- hero ---------- */
.hero{background:var(--blue-d);color:#fff;padding:34px 0 26px;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;inset:0;pointer-events:none;opacity:.16;
  background-image:linear-gradient(rgba(255,255,255,.5) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.5) 1px,transparent 1px);
  background-size:34px 34px;mask-image:linear-gradient(180deg,#000,transparent 78%);
  -webkit-mask-image:linear-gradient(180deg,#000,transparent 78%)}
.hero>*{position:relative;z-index:1}
.hero h1{color:#fff;margin-bottom:.35em}
.hero p{color:#c6d8ec;max-width:62ch}
.hero .facts{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;list-style:none;padding:0}
.hero .facts li{font-family:var(--mono);font-size:.76rem;background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.2);border-radius:99px;padding:5px 11px;margin:0;color:#e8f0fa}
.hero .facts li b{color:var(--signal);font-weight:600}
.crumbs{font-family:var(--mono);font-size:.72rem;color:#a9c4e0;padding:9px 0 0}
.crumbs a{color:#c9dcf1}
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:6px;margin:0;padding:0}
.crumbs li{margin:0}
.crumbs li+li::before{content:"/";margin-right:6px;opacity:.5}

/* ---------- layout blocks ---------- */
main{padding-bottom:10px}
section{padding:0}
.band{padding-top:30px;padding-bottom:30px}
.band.alt{background:var(--card);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.prose{max-width:78ch;min-width:0}
.withtoc{display:grid;grid-template-columns:minmax(0,78ch);gap:48px;align-items:start}
@media(min-width:1180px){.withtoc.has-toc{grid-template-columns:minmax(0,78ch) 240px}}
.pagetoc{display:none}
@media(min-width:1180px){.pagetoc{display:block;position:sticky;top:78px;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:14px 16px}}
.pagetoc h4{margin:0 0 8px;font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:#3b536c}
.pagetoc ol{list-style:none;margin:0;padding:0;font-size:.84rem}
.pagetoc li{margin:0 0 7px;line-height:1.35}
.pagetoc a{color:#26415e;text-decoration:none}
.pagetoc a:hover{color:var(--blue);text-decoration:underline}
html{scroll-behavior:smooth}
.prose h2{scroll-margin-top:74px}
.prose h2:first-child,.prose h3:first-child{margin-top:0}
.grid{display:grid;gap:14px}
@media(min-width:700px){.g2{grid-template-columns:1fr 1fr}.g3{grid-template-columns:repeat(3,1fr)}}
@media(min-width:980px){.g4{grid-template-columns:repeat(4,1fr)}}
@media(max-width:979px) and (min-width:600px){.g4{grid-template-columns:1fr 1fr}}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px 17px}
.card h3,.card h2{margin-top:0;font-size:1.05rem}
.card.tint{background:var(--blue-l);border-color:#c4d8f0}
a.card{text-decoration:none;color:inherit;display:block;transition:border-color .15s,transform .15s}
a.card:hover{border-color:var(--blue);transform:translateY(-2px)}
a.card .go{font-family:var(--mono);font-size:.78rem;color:var(--blue);font-weight:600}

/* ---------- calculator ---------- */
.calc{background:var(--card);border:1px solid var(--line-hard);border-radius:12px;
  box-shadow:var(--shadow);overflow:hidden;margin:-18px 0 0}
.calc-head{background:#f4f7fb;border-bottom:1px solid var(--line);padding:11px 16px;
  display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.calc-head .t{font-weight:800;letter-spacing:-.02em}
.calc-head .stand{font-family:var(--mono);font-size:.68rem;color:var(--soft);margin-left:auto}
.calc-body{display:grid;gap:0}
@media(min-width:940px){.calc-body{grid-template-columns:minmax(0,1fr) 390px}}
.inputs{padding:16px}
.field{margin-bottom:13px}
.field:last-child{margin-bottom:0}
.field>label,.field>.lbl{display:block;font-size:.8rem;font-weight:700;margin-bottom:5px;color:#22374e}
.field .hint{font-size:.74rem;color:var(--soft);margin-top:4px;line-height:1.45}
select,input[type=text],input[type=number]{width:100%;font:inherit;font-size:.95rem;padding:9px 11px;
  border:1px solid var(--line-hard);border-radius:8px;background:#fff;color:var(--ink);appearance:none}
select{background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'><path d='M1 1l5 5 5-5' stroke='%234c637b' stroke-width='1.8' fill='none' stroke-linecap='round'/></svg>");
  background-repeat:no-repeat;background-position:right 11px center;padding-right:32px}
select:focus,input:focus{border-color:var(--blue);outline:2px solid #cfe0f5;outline-offset:0}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.row3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px}
@media(max-width:520px){.row3{grid-template-columns:1fr 1fr}}
input[type=range]{width:100%;accent-color:var(--blue);height:26px}
.rangewrap{display:flex;align-items:center;gap:11px}
.rangewrap output{font-family:var(--mono);font-size:.9rem;font-weight:600;min-width:5.2em;text-align:right;
  background:var(--blue-l);border-radius:6px;padding:3px 7px}
.checks{display:flex;flex-wrap:wrap;gap:7px}
.chk{display:inline-flex;align-items:center;gap:6px;font-size:.8rem;font-weight:600;background:#f3f6fa;
  border:1px solid var(--line);border-radius:99px;padding:6px 11px;cursor:pointer;user-select:none}
.chk input{accent-color:var(--blue);margin:0}
.chk:has(input:checked){background:var(--teal-l);border-color:#9fcecd;color:#0a4f4e}
fieldset{border:0;padding:0;margin:0 0 13px}
legend{font-size:.8rem;font-weight:700;margin-bottom:5px;color:#22374e;padding:0}

/* result panel */
.result{background:var(--blue-d);color:#fff;padding:16px 17px 18px;border-top:1px solid var(--line)}
@media(min-width:940px){.result{border-top:0;border-left:1px solid var(--line)}}
.result .rlab{font-family:var(--mono);font-size:.68rem;letter-spacing:.13em;text-transform:uppercase;
  color:#96b8dd;margin-bottom:2px}
.big{font-family:var(--mono);font-size:clamp(2rem,7.4vw,2.7rem);font-weight:600;line-height:1.05;
  letter-spacing:-.03em;color:var(--signal)}
.big.sm{font-size:clamp(1.5rem,5vw,1.9rem);color:#fff}
.result hr{border:0;border-top:1px solid rgba(255,255,255,.18);margin:14px 0}
.lines{list-style:none;margin:0;padding:0;font-size:.87rem}
.lines li{display:flex;justify-content:space-between;gap:10px;padding:3.5px 0;margin:0;color:#d6e4f3}
.lines li span:last-child{font-family:var(--mono);font-variant-numeric:tabular-nums;white-space:nowrap}
.lines li.tot{border-top:1px solid rgba(255,255,255,.2);margin-top:6px;padding-top:7px;
  font-weight:700;color:#fff}
.lines li.neg span:last-child{color:#ffb3af}
.lines li.pos span:last-child{color:#8fe0b4}
.pill{display:inline-block;font-family:var(--mono);font-size:.67rem;letter-spacing:.06em;
  background:rgba(242,183,5,.16);color:var(--signal);border:1px solid rgba(242,183,5,.42);
  border-radius:99px;padding:3px 9px;margin-bottom:9px}
.warnbox{background:#fff6e0;border:1px solid #f0d284;border-left:4px solid var(--signal);
  border-radius:8px;padding:11px 13px;font-size:.85rem;margin:13px 0}
.warnbox b{display:block;margin-bottom:2px}
.note{background:#f4f7fb;border:1px solid var(--line);border-left:4px solid var(--blue);
  border-radius:8px;padding:12px 14px;font-size:.9rem;margin:16px 0}

/* payout year strip - signature element */
.year{margin:0;padding:14px 16px 16px;background:#f7f9fc;border-top:1px solid var(--line)}
.year h2.yearhead{margin:0 0 3px;font-size:.95rem}
.year .sub{font-size:.78rem;color:var(--soft);margin-bottom:11px}
.months{display:grid;grid-template-columns:repeat(12,1fr);gap:3px;align-items:end;height:118px}
.mo{display:flex;flex-direction:column;justify-content:flex-end;height:100%;position:relative}
.mo .bar{background:var(--blue);border-radius:3px 3px 0 0;min-height:3px;transition:height .3s ease}
.mo .bar .extra{display:block;background:var(--signal);border-radius:3px 3px 0 0}
.mo .ml{font-family:var(--mono);font-size:.6rem;text-align:center;color:var(--soft);
  margin-top:4px;letter-spacing:-.02em}
.mo .mv{font-family:var(--mono);font-size:.58rem;text-align:center;color:var(--blue-d);font-weight:600}
.legend{display:flex;gap:14px;flex-wrap:wrap;font-size:.74rem;color:var(--soft);margin-top:9px}
.legend i{width:10px;height:10px;border-radius:2px;display:inline-block;margin-right:5px}

/* ---------- tables ---------- */
.tablewrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid var(--line);
  border-radius:var(--r);background:var(--card);margin:0 0 8px}
table{border-collapse:collapse;width:100%;font-size:.88rem;min-width:min(100%,420px)}
caption{text-align:left;font-size:.8rem;color:var(--soft);padding:10px 13px;border-bottom:1px solid var(--line)}
th,td{padding:8px 12px;text-align:right;border-bottom:1px solid #e6ecf3;white-space:normal;
  overflow-wrap:anywhere}
th:first-child,td:first-child{text-align:left;white-space:nowrap}
td.n,tbody td[data-n]{white-space:nowrap}
tbody td:not(:first-child){text-align:right}
@media(max-width:700px){
  th,td{padding:7px 9px;font-size:.84rem}
  th:first-child,td:first-child{white-space:normal}
  caption{font-size:.74rem}
}
thead th{background:#f4f7fb;font-size:.74rem;letter-spacing:.05em;text-transform:uppercase;
  color:#3b536c;position:sticky;top:0}
tbody tr:hover{background:#f8fafd}
tbody td{font-family:var(--mono);font-variant-numeric:tabular-nums}
tbody td:first-child{font-family:var(--sans);font-weight:700}
tr.eck td{background:#fffaea}
tr.eck td:first-child::after{content:" Eckentgelt";font-family:var(--mono);font-size:.62rem;
  color:var(--signal-d);font-weight:600;letter-spacing:.04em}

/* ---------- faq ---------- */
details{background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  padding:0;margin-bottom:8px}
details summary{cursor:pointer;padding:13px 15px;font-weight:700;font-size:.98rem;list-style:none;
  display:flex;gap:10px;align-items:flex-start}
details summary::-webkit-details-marker{display:none}
details summary::before{content:"+";font-family:var(--mono);color:var(--blue);font-weight:600;flex:0 0 auto}
details[open] summary::before{content:"\2013"}
details[open] summary{border-bottom:1px solid var(--line)}
details .in{padding:13px 15px 4px 15px}
details .in>*:last-child{margin-bottom:12px}

/* ---------- misc ---------- */
.btn{display:inline-block;background:var(--signal);color:#231a00;font-weight:800;text-decoration:none;
  padding:11px 19px;border-radius:8px;font-size:.94rem;border:0;cursor:pointer;font-family:inherit}
.btn:hover{background:#ffc41f;color:#231a00}
.btn.ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.45)}
.btn.ghost:hover{background:rgba(255,255,255,.12);color:#fff}
.btn.blue{background:var(--blue);color:#fff}
.btn.blue:hover{background:var(--blue-d);color:#fff}
.cta{background:var(--blue-d);color:#fff;border-radius:12px;padding:22px 20px;margin:26px 0}
.cta h2{margin:0 0 .35em;color:#fff}
.cta p{color:#c6d8ec;max-width:58ch}
.chips{display:flex;flex-wrap:wrap;gap:7px;list-style:none;padding:0;margin:0}
.chips li{margin:0}
.chips a{display:inline-block;background:var(--card);border:1px solid var(--line);border-radius:99px;
  padding:6px 13px;font-size:.83rem;text-decoration:none;font-weight:600;color:#1c3550}
.chips a:hover{border-color:var(--blue);background:var(--blue-l)}
.kpis{display:grid;gap:10px;grid-template-columns:repeat(2,1fr);margin:0 0 6px}
@media(min-width:760px){.kpis{grid-template-columns:repeat(4,1fr)}}
.kpi{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:12px 13px}
.kpi .k{font-family:var(--mono);font-size:1.22rem;font-weight:600;letter-spacing:-.02em;display:block}
.kpi .v{font-size:.74rem;color:var(--soft);text-transform:uppercase;letter-spacing:.07em;
  font-family:var(--mono)}
.postmeta{font-family:var(--mono);font-size:.75rem;color:var(--soft);margin-bottom:14px}
.toc{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:14px 16px;margin:0 0 22px}
.toc p{font-family:var(--mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;
  color:var(--blue);margin:0 0 7px;font-weight:600}
.toc ol{margin:0;padding-left:1.15em;font-size:.92rem}
figure{margin:20px 0}
figcaption{font-size:.8rem;color:var(--soft);margin-top:7px}
.svgbox{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:14px}

/* ---------- footer ---------- */
footer{background:#0a1a2e;color:#a8c1da;margin-top:34px;padding:28px 0 20px;font-size:.88rem}
footer h4{color:#fff;font-size:.78rem;font-family:var(--mono);letter-spacing:.11em;text-transform:uppercase;
  margin:0 0 9px;font-weight:600}
footer a{color:#cfe0f1;text-decoration:none}
footer a:hover{color:var(--signal);text-decoration:underline}
footer ul{list-style:none;margin:0;padding:0}
footer li{margin-bottom:5px}
.fgrid{display:grid;gap:22px 20px;grid-template-columns:repeat(2,1fr)}
.fbrand{grid-column:1/-1}
.fwide{grid-column:1/-1}
.fgap{margin-top:16px}
.geblist{columns:2;column-gap:24px}
@media(min-width:720px){
  .fgrid{grid-template-columns:2fr 1fr 1fr 1fr 1fr}
  .fbrand{grid-column:auto}
  .geblist{columns:3}
}
.fbot{border-top:1px solid rgba(255,255,255,.12);margin-top:20px;padding-top:14px;font-size:.79rem;
  display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.disc{font-size:.78rem;color:#8ea7c0;max-width:70ch;line-height:1.55}

/* ---------- consent banner ---------- */
#consent{position:fixed;left:16px;right:16px;bottom:16px;z-index:60;background:var(--blue-d);
  color:#dce8f5;border:1px solid rgba(255,255,255,.18);border-radius:var(--r);
  padding:14px 16px;max-width:560px;margin:0 auto;box-shadow:0 12px 40px rgba(4,16,34,.45);
  font-size:.88rem;line-height:1.5}
#consent p{margin:0 0 10px}
#consent a{color:var(--signal)}
.consent-btns{display:flex;gap:10px;flex-wrap:wrap}
#consent button{border:0;border-radius:9px;padding:9px 16px;font-weight:700;cursor:pointer;
  font-family:var(--sans);font-size:.88rem}
#consent-yes{background:var(--signal);color:#231a00}
#consent-no{background:transparent;color:#c6d8ec;border:1px solid rgba(255,255,255,.35)}
#consent-no:hover,#consent-yes:hover{filter:brightness(1.08)}