/* fristenrechner24.de — Theme A "Klar & präzise" (approved design) */
*{box-sizing:border-box}
:root{
  color-scheme:light dark;
  --max:1180px;
  --radius:10px;
  --font:'IBM Plex Sans',-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  --display:'IBM Plex Sans',-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  --bg:#eef2f3;
  --paper:#fff;
  --paper2:#f7f9f9;
  --ink:#102a35;
  --muted:#53656c;
  --line:#ccd7da;
  --accent:#056f79;
  --accent2:#eb6b3a;
  --accentText:#fff;
  --soft:#dff2ef;
  --warn:#fff0dc;
  --shadow:0 20px 50px rgba(13,39,48,.10);
  --grid:rgba(16,42,53,.06);
}
@media(prefers-color-scheme:dark){
  :root{
    --bg:#0b171c;--paper:#10232a;--paper2:#152b33;--ink:#eef7f7;--muted:#aabdc2;
    --line:#29454e;--accent:#64d1ca;--accent2:#ff8a5b;--accentText:#092024;
    --soft:#163c3d;--warn:#3a2d1e;--shadow:0 20px 55px rgba(0,0,0,.28);
    --grid:rgba(238,247,247,.05);
  }
}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--font);line-height:1.55;font-size:1rem;
  background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);
  background-size:48px 48px;
}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
img{max-width:100%;height:auto}
:focus-visible{outline:3px solid var(--accent2);outline-offset:2px;border-radius:4px}
.skip{position:absolute;left:-9999px;top:0;background:var(--accent);color:#fff;padding:.6rem 1rem;z-index:100;border-radius:0 0 8px 0}
.skip:focus{left:0;color:#fff}
.wrap{width:min(calc(100% - 36px),var(--max));margin-inline:auto}
.wrap.narrow{--max:880px}
main{padding-bottom:12px}

/* ---------- Header ---------- */
.site-head{background:var(--paper);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.head-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;padding-top:14px;padding-bottom:14px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-weight:700;font-size:19px;letter-spacing:-.02em}
.brand img{width:34px;height:34px;display:block}
.brand em{font-style:normal;color:var(--accent2)}
.site-nav{display:flex;align-items:center;gap:4px;flex-wrap:wrap}
.site-nav>a,.site-nav summary{
  text-decoration:none;color:var(--ink);font-weight:600;font-size:14px;
  padding:9px 12px;border-radius:8px;cursor:pointer;list-style:none;white-space:nowrap;
}
.site-nav>a:hover,.site-nav summary:hover{background:var(--paper2);color:var(--accent)}
.site-nav>a[aria-current="page"]{background:var(--soft);color:var(--accent)}
.site-nav summary::-webkit-details-marker{display:none}
.nav-drop{position:relative}
.nav-drop[open] summary{background:var(--paper2);color:var(--accent)}
.nav-menu{
  position:absolute;right:0;top:calc(100% + 8px);background:var(--paper);
  border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);
  min-width:320px;padding:8px;z-index:60;
}
.nav-menu a{display:block;padding:9px 12px;font-weight:500;font-size:14px;text-decoration:none;color:var(--ink);border-radius:6px}
.nav-menu a:hover{background:var(--soft);color:var(--accent)}

/* ---------- Hero (reference) ---------- */
.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:64px;align-items:end;padding:84px 0 52px}
.eyebrow{display:flex;align-items:center;gap:10px;font-size:13px;font-weight:700;color:var(--accent);margin:0 0 18px}
.eyebrow:before{content:"";width:34px;height:2px;background:var(--accent)}
h1{font-family:var(--display);font-size:clamp(42px,7vw,78px);line-height:.98;letter-spacing:-.055em;margin:0;max-width:780px}
.hero p{font-size:18px;color:var(--muted);max-width:560px;margin:24px 0 0}
.hero-side{border-top:1px solid var(--line);padding-top:22px;display:grid;gap:16px}
.status-row{display:flex;align-items:flex-start;gap:13px}
.status-icon{width:30px;height:30px;flex:none;border-radius:50%;display:grid;place-items:center;background:var(--soft);color:var(--accent);font-weight:700;font-size:14px}
.status-row strong{display:block;font-size:14px;margin-bottom:2px}
.status-row span{font-size:14px;color:var(--muted)}

/* ---------- Page hero (subpages) ---------- */
.page-hero{padding:56px 0 8px}
.page-hero h1{font-size:clamp(34px,5vw,54px);max-width:900px}
.page-hero .lead{font-size:18px;color:var(--muted);max-width:720px;margin:20px 0 0}
.breadcrumb{font-size:13px;color:var(--muted);margin:0 0 18px}
.breadcrumb a{color:var(--accent);text-decoration:none;font-weight:600}
.breadcrumb a:hover{text-decoration:underline}

/* ---------- Calculator card (reference) ---------- */
.calculator{background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:var(--radius);overflow:hidden;margin:34px 0}
.calc-head{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:22px 26px;border-bottom:1px solid var(--line)}
.calc-head h2{font-family:var(--display);font-size:25px;letter-spacing:-.025em;margin:0}
.calc-head p{margin:3px 0 0;color:var(--muted);font-size:13px}
.live-pill{display:flex;align-items:center;gap:8px;background:var(--soft);color:var(--accent);font-size:12px;font-weight:700;padding:8px 11px;border-radius:999px;white-space:nowrap}
.live-pill:before{content:"";width:7px;height:7px;border-radius:50%;background:currentColor}
.calc-body{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(340px,.92fr)}
.controls{padding:28px;border-right:1px solid var(--line)}
.results{padding:28px;background:var(--paper2);display:flex;flex-direction:column}
.results[hidden]{display:none}
.field-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:grid;gap:7px;align-content:start}
.field.full{grid-column:1/-1}
.field>label,.field>span.flabel{font-size:13px;font-weight:700}
.field .hint{color:var(--muted);font-size:12px;margin:0}
.field .hint strong{color:var(--ink)}
.input-wrap{display:flex;align-items:center;background:var(--paper2);border:1px solid var(--line);border-radius:8px;overflow:hidden;transition:border .2s,box-shadow .2s}
.input-wrap:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 14%,transparent)}
.input-wrap input,.input-wrap select{width:100%;border:0;outline:0;background:transparent;color:var(--ink);padding:12px 13px;min-width:0;color-scheme:light}
.unit{padding:0 13px;color:var(--muted);font-size:13px;border-left:1px solid var(--line);white-space:nowrap}
select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);background-position:calc(100% - 17px) 50%,calc(100% - 12px) 50%;background-size:5px 5px,5px 5px;background-repeat:no-repeat;padding-right:32px!important}
fieldset.fset{border:1px solid var(--line);border-radius:8px;padding:16px;margin:0 0 18px;background:transparent}
fieldset.fset legend{font-size:13px;font-weight:700;padding:0 8px}
fieldset.fset .hint{font-size:12px;color:var(--muted);margin:0 0 12px}
.radio-row{display:flex;gap:18px;flex-wrap:wrap}
.radio-row label{font-size:14px;font-weight:500;display:flex;gap:8px;align-items:center;cursor:pointer}
.radio-row input{accent-color:var(--accent);width:17px;height:17px}
.check-row{display:flex;align-items:center;gap:10px;padding:11px 0}
.check-row input{appearance:none;width:38px;height:22px;border-radius:99px;background:var(--line);position:relative;transition:.2s;flex:none;cursor:pointer;margin:0}
.check-row input:after{content:"";position:absolute;width:16px;height:16px;border-radius:50%;background:var(--paper);top:3px;left:3px;box-shadow:0 1px 4px rgba(0,0,0,.25);transition:.2s}
.check-row input:checked{background:var(--accent)}
.check-row input:checked:after{transform:translateX(16px)}
.check-row label{font-size:13px;font-weight:600;cursor:pointer}
.advanced{margin-top:22px;border-top:1px solid var(--line);padding-top:20px}
.advanced summary{font-weight:700;font-size:14px;cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;color:var(--ink)}
.advanced summary::-webkit-details-marker{display:none}
.advanced summary:after{content:"+";font-size:22px;color:var(--accent)}
.advanced[open] summary:after{content:"−"}
.advanced .field-grid{margin-top:18px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;text-decoration:none;font-weight:700;padding:13px 20px;border-radius:8px;border:1px solid transparent;cursor:pointer;font-size:15px;transition:transform .12s ease,box-shadow .12s ease,background .15s}
.btn-primary{background:var(--accent2);color:#fff;border-color:var(--accent2)}
.btn-primary:hover{background:#d55a28;border-color:#d55a28;color:#fff}
.btn-accent{background:var(--accent);color:#fff;border-color:var(--accent)}
.btn-accent:hover{background:#04525a;border-color:#04525a;color:#fff}
.btn-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}
.result-label{font-size:12px;color:var(--muted);font-weight:700;margin:0 0 8px;text-transform:uppercase;letter-spacing:.04em}
.hero-number{font-family:var(--display);font-size:clamp(42px,5vw,66px);letter-spacing:-.045em;line-height:1;margin:0}
.hero-number small{font:500 13px var(--font);color:var(--muted);letter-spacing:0;display:block;margin-top:10px}
.metric-list{display:grid;gap:0;border-top:1px solid var(--line);margin-top:22px}
.metric{display:flex;justify-content:space-between;gap:16px;padding:13px 0;border-bottom:1px solid var(--line);font-size:14px}
.metric span{color:var(--muted)}
.metric strong{text-align:right;font-variant-numeric:tabular-nums}
.metric .save{color:var(--accent)}
.metric-group{font-size:12px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.04em;padding:16px 0 2px}
.recommendation{margin-top:20px;padding:16px;background:var(--soft);border-radius:8px;display:flex;gap:12px;align-items:flex-start}
.recommendation .rec-icon{flex:none;color:var(--accent);font-weight:700}
.recommendation strong{display:block;font-size:14px}
.recommendation p{font-size:12px;color:var(--muted);margin:4px 0 0}
.recommendation .big{font-size:22px;font-weight:700;color:var(--accent);font-family:var(--display);letter-spacing:-.02em}
.download{margin-top:auto;padding-top:20px;display:grid;grid-template-columns:1fr auto;gap:10px}
.download .btn{width:100%}
.result-note{font-size:12px;color:var(--muted);margin:16px 0 0}
table.data{width:100%;border-collapse:collapse;margin:14px 0;font-size:14px;background:var(--paper);border-radius:8px;overflow:hidden}
table.data th,table.data td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--line)}
table.data th{background:var(--paper2);font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}
table.data td.num,table.data th.num{text-align:right;font-variant-numeric:tabular-nums}
.calc-extra{padding:0 28px 28px}

/* ---------- Explain section (reference) ---------- */
.explain{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;margin:34px auto}
.panel{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.panel h2,.panel h3{font-family:var(--display);font-size:25px;letter-spacing:-.025em;margin:0 0 16px}
.panel p{color:var(--muted);font-size:14px}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:22px}
.step{padding-top:15px;border-top:2px solid var(--line)}
.step b{font-size:12px;color:var(--accent)}
.step strong{display:block;font-size:14px;margin-top:6px;color:var(--ink)}
.step span{font-size:12px;color:var(--muted)}
.notice-card{background:var(--ink);color:var(--paper);border-radius:var(--radius);padding:28px;position:relative;overflow:hidden}
.notice-card:after{content:"";position:absolute;width:170px;height:170px;border:42px solid color-mix(in srgb,var(--accent2) 70%,transparent);border-radius:50%;right:-80px;bottom:-95px}
.notice-card h3{font-family:var(--display);font-size:28px;letter-spacing:-.025em;margin:0 0 10px;max-width:320px;color:var(--paper)}
.notice-card p{color:color-mix(in srgb,var(--paper) 72%,transparent);max-width:380px;font-size:14px}
.notice-card .btn{margin-top:20px;position:relative;z-index:1}
.notice-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px;position:relative;z-index:1}
.notice-meta span{font-size:12px;border:1px solid color-mix(in srgb,var(--paper) 25%,transparent);padding:7px 10px;border-radius:999px}

/* ---------- Content sections / cards ---------- */
.section{margin:44px 0}
.section-head{margin-bottom:20px}
.section-head h2{font-family:var(--display);font-size:clamp(26px,3.4vw,36px);letter-spacing:-.03em;margin:0 0 10px}
.section-head p{color:var(--muted);margin:0;max-width:640px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.cards.two{grid-template-columns:repeat(2,1fr)}
.tcard{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:24px;display:flex;flex-direction:column;transition:transform .15s ease,box-shadow .15s ease}
.tcard:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.tcard .badge{display:inline-block;align-self:flex-start;background:var(--soft);color:var(--accent);font-size:12px;font-weight:700;padding:5px 10px;border-radius:999px;margin-bottom:12px}
.tcard h3{font-family:var(--display);font-size:20px;letter-spacing:-.02em;margin:0 0 10px}
.tcard h3 a{color:var(--ink);text-decoration:none}
.tcard h3 a:hover{color:var(--accent)}
.tcard p{font-size:14px;color:var(--muted);margin:0 0 16px;flex:1}
.tcard .more{font-size:14px;font-weight:700;color:var(--accent);text-decoration:none}
.tcard .more:hover{text-decoration:underline}

/* ---------- Info / warn boxes (theme-A) ---------- */
.info,.warn,.note-box{border-radius:var(--radius);padding:18px 20px;margin:22px 0;font-size:14px}
.info{background:var(--soft);border:1px solid color-mix(in srgb,var(--accent) 25%,transparent)}
.info h3,.warn h3,.note-box h3{margin:0 0 8px;font-size:15px;font-family:var(--font);letter-spacing:0}
.info p,.warn p,.note-box p{margin:8px 0;color:var(--ink)}
.warn{background:var(--warn);border:1px solid color-mix(in srgb,var(--accent2) 40%,transparent)}
.note-box{background:var(--paper2);border:1px solid var(--line)}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;margin:24px 0}
.faq-list details{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:18px 22px}
.faq-list summary{font-weight:700;cursor:pointer;font-size:16px;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:12px}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary:after{content:"+";font-size:22px;color:var(--accent);flex:none}
.faq-list details[open] summary:after{content:"−"}
.faq-list .answer{margin-top:10px;color:var(--muted);font-size:15px}
.faq-list .answer p{margin:8px 0}
.faq-list .answer a{color:var(--accent);font-weight:600}

/* ---------- Articles ---------- */
.article-body{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:36px;margin:24px 0}
.article-body h2{font-family:var(--display);font-size:27px;letter-spacing:-.025em;margin:40px 0 14px}
.article-body h2:first-child{margin-top:0}
.article-body h3{font-size:19px;margin:28px 0 10px;letter-spacing:-.01em}
.article-body p{margin:14px 0;color:var(--ink)}
.article-body ul,.article-body ol{margin:14px 0;padding-left:24px}
.article-body li{margin:8px 0}
.article-body a{color:var(--accent);font-weight:600}
.article-body table{width:100%;border-collapse:collapse;margin:20px 0;font-size:14px}
.article-body th,.article-body td{padding:10px 12px;border-bottom:1px solid var(--line);text-align:left}
.article-body th{background:var(--paper2);font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}
.article-body blockquote{border-left:3px solid var(--accent);margin:20px 0;padding:4px 0 4px 18px;color:var(--muted)}
.answer-block{background:var(--soft);border-radius:8px;padding:18px 20px;margin:20px 0;font-size:15px}
.answer-block strong{display:block;margin-bottom:6px}
.meta{color:var(--muted);font-size:13px}
.related{margin:40px 0}

/* ---------- Simple pages ---------- */
.prose{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:32px;margin:24px 0}
.prose h2{font-family:var(--display);font-size:23px;letter-spacing:-.02em;margin:30px 0 12px}
.prose h2:first-child{margin-top:0}
.prose p,.prose li{font-size:15px}
.prose ul{padding-left:22px}
.prose a{color:var(--accent);font-weight:600}
.contact-form{display:grid;gap:16px;margin-top:20px}
.contact-form .field-grid{grid-template-columns:1fr 1fr}
textarea.ta{width:100%;border:1px solid var(--line);border-radius:8px;background:var(--paper2);color:var(--ink);padding:12px 13px;min-height:140px;resize:vertical}
textarea.ta:focus{border-color:var(--accent);outline:0;box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 14%,transparent)}

/* ---------- Footer ---------- */
.site-foot{background:var(--paper);border-top:1px solid var(--line);margin-top:56px}
.foot-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;padding:40px 0 8px}
.foot-grid h2{font-size:13px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);margin:0 0 14px}
.foot-grid ul{list-style:none;padding:0;margin:0;display:grid;gap:9px}
.foot-grid a{color:var(--ink);text-decoration:none;font-size:14px}
.foot-grid a:hover{color:var(--accent);text-decoration:underline}
.foot-brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;color:var(--ink);text-decoration:none;margin-bottom:12px}
.foot-brand img{width:30px;height:30px}
.foot-brand em{font-style:normal;color:var(--accent2)}
.fineprint{display:flex;justify-content:space-between;gap:24px;color:var(--muted);font-size:12px;padding:20px 0 34px;border-top:1px solid var(--line);margin-top:28px}
.fineprint p{margin:0;max-width:760px}

/* Submit-based result boxes (hidden until calculated) */
.result{display:none}
.result.visible{display:block}

/* ---------- Print ---------- */
@media print{
  .site-head,.site-foot,.no-print,.breadcrumb,.controls .btn-row{display:none!important}
  body{background:#fff}
  .result.visible{display:block!important}
  .calculator,.panel,.notice-card,.info,.warn{break-inside:avoid;box-shadow:none}
  a{color:#000;text-decoration:none}
}

/* ---------- Responsive (reference breakpoints) ---------- */
@media(max-width:850px){
  .hero{grid-template-columns:1fr;gap:32px;padding:58px 0 36px}
  .calc-body{grid-template-columns:1fr}
  .controls{border-right:0;border-bottom:1px solid var(--line)}
  .explain{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .step{display:grid;grid-template-columns:30px 1fr;gap:0 10px}
  .step span{grid-column:2}
  .cards,.cards.two{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .fineprint{flex-direction:column}
  .head-inner{padding-top:10px;padding-bottom:10px}
  .nav-menu{position:static;box-shadow:none;min-width:0;margin-top:6px}
}
@media(max-width:580px){
  .wrap{width:min(calc(100% - 22px),var(--max))}
  .hero{padding-top:44px}
  .hero p{font-size:16px}
  .calc-head{padding:20px;flex-direction:column;align-items:flex-start}
  .controls,.results,.panel,.notice-card,.article-body,.prose{padding:20px}
  .field-grid,.contact-form .field-grid{grid-template-columns:1fr}
  .field.full{grid-column:auto}
  .hero-number{font-size:44px}
  .fineprint{padding-bottom:28px}
  .foot-grid{grid-template-columns:1fr}
  .btn-row .btn{flex:1}
}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}