/* knoeckel.eu — gemeinsames Stylesheet aller Seiten.
   Farben, Schrift und Bausteine stehen NUR hier. Seiten haben höchstens
   noch ein paar eigene Zeilen in ihrem <style>. */

:root{
  /* Grund & Tinte — hell, kühl, leicht */
  --grund:#F5F6F8;
  --flaeche:#FFFFFF;
  --tinte:#23262D;
  --tinte-2:#50565F;
  --tinte-3:#636973;
  --linie:#DFE2E7;
  --linie-stark:#C3C8CF;
  /* Marke */
  --anthrazit:#353942;
  --anthrazit-tief:#272B33;
  --gold:#F1B91F;
  --gold-hell:#F7D42E;
  --gold-tief:#855F00;
  --gold-schleier:rgba(241,185,31,.16);
  /* Maße */
  --spalte:1200px;
  --rand:clamp(20px,4vw,40px);
  --radius:12px;
  --nav-h:68px;
  --daumen:0px;
  --schatten:0 1px 2px rgba(35,38,45,.06),0 14px 24px -14px rgba(35,38,45,.28);
  --aus:cubic-bezier(.16,1,.3,1);
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + 20px);-webkit-text-size-adjust:100%;scrollbar-color:var(--linie-stark) var(--grund)}
body{font-family:'Inter',system-ui,sans-serif;font-size:1rem;line-height:1.6;color:var(--tinte);background:var(--grund);-webkit-font-smoothing:antialiased;padding-bottom:var(--daumen);caret-color:var(--gold-tief)}
::selection{background:var(--gold-schleier);color:var(--tinte)}
img,svg{display:block;max-width:100%}
a{color:inherit}
@view-transition{navigation:auto}

.wrap{max-width:var(--spalte);margin:0 auto;padding:0 var(--rand)}

:focus-visible{outline:2px solid var(--gold-tief);outline-offset:3px;border-radius:3px}

/* ---------- Schrift ---------- */
h1,h2,h3{font-family:'Archivo',sans-serif;color:var(--tinte);text-wrap:balance}
h1{font-weight:400;font-stretch:106%;font-size:clamp(2.6rem,6.4vw,5.4rem);line-height:1.02;letter-spacing:-.025em}
h1 b,h2 b{font-weight:600}
h2{font-weight:420;font-stretch:104%;font-size:clamp(1.9rem,3.8vw,3rem);line-height:1.08;letter-spacing:-.02em}
h3{font-weight:560;font-size:1.12rem;line-height:1.3;letter-spacing:-.005em}
p{text-wrap:pretty}
.lead{font-size:clamp(1.05rem,1.4vw,1.2rem);color:var(--tinte-2);max-width:58ch;line-height:1.6}
.klein{font-size:.86rem;color:var(--tinte-2)}
.kennung{font-family:'IBM Plex Mono',monospace;font-size:.74rem;font-weight:500;letter-spacing:.03em;color:var(--tinte-3)}
.zahl{font-variant-numeric:tabular-nums}

/* ---------- Knöpfe ---------- */
.knopf{display:inline-flex;align-items:center;gap:10px;min-height:48px;padding:0 22px;border-radius:999px;font:inherit;font-weight:560;font-size:.96rem;text-decoration:none;cursor:pointer;border:1px solid transparent;transition:background .2s,border-color .2s,transform .2s var(--aus),box-shadow .2s}
.knopf svg{width:18px;height:18px;stroke:currentColor;stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round;transition:transform .25s var(--aus)}
.knopf:hover svg{transform:translateX(3px)}
.knopf--gold{background:var(--gold);color:var(--anthrazit-tief);box-shadow:0 1px 2px rgba(35,38,45,.12),0 6px 14px -8px rgba(35,38,45,.3)}
.knopf--gold:hover{background:var(--gold-hell);transform:translateY(-1px)}
.knopf--linie{background:var(--flaeche);border-color:var(--linie-stark);color:var(--tinte)}
.knopf--linie:hover{border-color:var(--tinte)}
.knopf--still{padding:0 4px;color:var(--tinte);text-decoration:underline;text-decoration-color:var(--linie-stark);text-underline-offset:5px}
.knopf--still:hover{text-decoration-color:var(--gold)}
.knoepfe{display:flex;flex-wrap:wrap;gap:12px 14px;align-items:center}

.textlink{color:var(--tinte);text-decoration:underline;text-decoration-color:var(--gold);text-decoration-thickness:2px;text-underline-offset:4px}
.textlink:hover{text-decoration-color:var(--tinte)}

/* ---------- Navigation ---------- */
.nav{position:sticky;top:0;z-index:100;background:rgba(245,246,248,.86);backdrop-filter:saturate(1.4) blur(12px);-webkit-backdrop-filter:saturate(1.4) blur(12px);border-bottom:1px solid var(--linie)}
.nav-innen{display:flex;align-items:center;justify-content:space-between;gap:24px;height:var(--nav-h)}
.logo{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--tinte)}
.logo svg{height:34px;width:auto}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-name{font-family:'Archivo',sans-serif;font-weight:620;font-stretch:108%;font-size:1.08rem}
.logo-sub{font-size:.7rem;color:var(--tinte-2);letter-spacing:.01em}
.nav-links{display:flex;align-items:center;gap:26px;list-style:none}
.nav-links a{position:relative;text-decoration:none;color:var(--tinte-2);font-size:.9rem;font-weight:500;padding:6px 0;transition:color .2s}
.nav-links a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--gold);transform:scaleX(0);transform-origin:0 50%;transition:transform .3s var(--aus)}
.nav-links a:hover,.nav-links a[aria-current=page]{color:var(--tinte)}
.nav-links a:hover::after,.nav-links a[aria-current=page]::after{transform:scaleX(1)}
.nav-rechner{min-height:40px;padding:0 16px;font-size:.86rem}
.nav-rechner svg{width:16px;height:16px}
.nav-rechner:hover svg{transform:none}

.menue{display:none;position:relative}
.menue-knopf{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 16px;border:1px solid var(--linie-stark);border-radius:999px;background:var(--flaeche);font-size:.88rem;font-weight:500;cursor:pointer;list-style:none}
.menue-knopf::-webkit-details-marker{display:none}
.menue-knopf::marker{content:""}
.menue-knopf svg{width:16px;height:16px;stroke:var(--tinte);stroke-width:2;fill:none;stroke-linecap:round}
.menue[open] .menue-knopf{border-color:var(--tinte)}
.menue-panel{position:fixed;left:0;right:0;top:var(--nav-h);background:var(--flaeche);border-bottom:1px solid var(--linie);box-shadow:var(--schatten);padding:8px 0 16px;max-height:calc(100dvh - var(--nav-h));overflow:auto}
.menue-panel ul{list-style:none}
.menue-panel a{display:flex;align-items:baseline;gap:12px;padding:13px var(--rand);text-decoration:none;font-size:1.02rem;color:var(--tinte)}
.menue-panel a:hover{background:var(--grund)}
.menue-panel a[aria-current=page]{font-weight:600}
.menue-panel .kennung{min-width:24px}
.menue-trenner{height:1px;background:var(--linie);margin:8px var(--rand)}

@media (max-width:1020px){
  .nav-links{gap:18px}
  .nav-links a{font-size:.85rem}
}
@media (max-width:900px){
  :root{--nav-h:62px}
  .nav-links{display:none}
  .menue{display:block}
  .nav-rechner{display:none}
}

/* ---------- Abschnitte ---------- */
.abschnitt{padding:clamp(72px,10vw,128px) 0}
.abschnitt + .abschnitt{border-top:1px solid var(--linie)}
.kopf{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px 64px;align-items:end;margin-bottom:clamp(36px,5vw,56px)}
.kopf .lead{justify-self:start}
@media (max-width:900px){.kopf{grid-template-columns:1fr}}

/* ---------- Kontaktband (Abschluss jeder Seite) ---------- */
.band{background:var(--anthrazit-tief);color:#F2F3F5;padding:clamp(72px,10vw,120px) 0;position:relative;overflow:hidden}
.band::before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:var(--gold);transform-origin:0 50%}
.band h2{color:#fff;max-width:16ch}
.band-raster{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:40px 64px;align-items:end}
.band p{color:#C9CDD4;margin-top:18px;max-width:46ch}
.band-daten{display:flex;flex-direction:column;gap:4px;font-size:1.05rem}
.band-daten a{color:#fff;text-decoration:none;font-family:'Archivo',sans-serif;font-weight:440;font-size:clamp(1.3rem,2.4vw,1.8rem);letter-spacing:-.01em;width:fit-content;border-bottom:1px solid rgba(255,255,255,.2);transition:border-color .2s}
.band-daten a:hover{border-bottom-color:var(--gold)}
.band-daten span{color:#A6ACB4;font-size:.9rem;margin-top:10px}
.band .knoepfe{margin-top:30px}
.band .knopf--linie{background:transparent;color:#fff;border-color:rgba(255,255,255,.3)}
.band .knopf--linie:hover{border-color:#fff}
@media (max-width:900px){.band-raster{grid-template-columns:1fr}}

/* ---------- Fußzeile ---------- */
.fuss{padding:28px 0;font-size:.82rem;color:var(--tinte-2)}
.fuss-innen{display:flex;justify-content:space-between;align-items:center;gap:14px 28px;flex-wrap:wrap}
.fuss ul{display:flex;gap:6px 22px;list-style:none;flex-wrap:wrap}
.fuss a{color:var(--tinte-2);text-decoration:none;display:inline-flex;align-items:center;min-height:32px}
.fuss a:hover{color:var(--tinte)}
.fuss a[aria-current=page]{color:var(--tinte);font-weight:560}

/* ---------- Daumenleiste (Handy) ---------- */
.daumen{position:fixed;left:0;right:0;bottom:0;z-index:120;display:none;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-top:1px solid var(--linie);padding-bottom:env(safe-area-inset-bottom)}
.daumen ul{display:grid;grid-template-columns:repeat(3,1fr);list-style:none}
.daumen a,.daumen button{display:flex;flex-direction:column;align-items:center;gap:4px;width:100%;padding:10px 4px 9px;min-height:56px;background:none;border:0;font:inherit;font-size:.72rem;font-weight:500;color:var(--tinte-2);text-decoration:none;cursor:pointer}
.daumen svg{width:21px;height:21px;stroke:var(--tinte);stroke-width:1.8;fill:none;stroke-linecap:round;stroke-linejoin:round}
.daumen .stark{color:var(--tinte)}
.daumen .stark svg{stroke:var(--gold-tief)}
@media (max-width:900px){
  body{--daumen:64px}
  .daumen{display:block}
}

/* ---------- Schnellrechner (Dialog) ---------- */
dialog.rechner{width:min(560px,calc(100vw - 24px));max-height:calc(100dvh - 24px);margin:auto;border:0;border-radius:18px;padding:0;background:var(--flaeche);color:var(--tinte);box-shadow:0 30px 80px -20px rgba(20,22,27,.45);overflow:auto;overscroll-behavior:contain}
dialog.rechner::backdrop{background:rgba(35,38,45,.42);backdrop-filter:blur(3px);-webkit-backdrop-filter:blur(3px)}
dialog.rechner[open]{animation:dialog-auf .38s var(--aus)}
dialog.rechner[open]::backdrop{animation:schleier-auf .3s ease-out}
@keyframes dialog-auf{from{opacity:0;transform:translateY(14px) scale(.98)}to{opacity:1;transform:none}}
@keyframes schleier-auf{from{opacity:0}to{opacity:1}}
dialog.rechner .rechner-kopf{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;padding:26px 28px 0}
dialog.rechner .rechner-kopf h2{font-size:1.6rem}
dialog.rechner .rechner-kopf p{font-size:.9rem;color:var(--tinte-2);margin-top:6px;max-width:40ch}
dialog.rechner .schliessen{flex-shrink:0;width:44px;height:44px;border-radius:50%;border:1px solid var(--linie);background:var(--flaeche);cursor:pointer;display:grid;place-items:center;transition:border-color .2s,transform .3s var(--aus)}
dialog.rechner .schliessen:hover{border-color:var(--tinte);transform:rotate(90deg)}
dialog.rechner .schliessen svg{width:18px;height:18px;stroke:var(--tinte);stroke-width:2;fill:none;stroke-linecap:round}
dialog.rechner .rechner-form{padding:22px 28px 8px}
dialog.rechner .regler{margin-bottom:20px}
dialog.rechner .regler-kopf{display:flex;justify-content:space-between;align-items:baseline;gap:16px;margin-bottom:4px}
dialog.rechner .regler-kopf label{font-weight:560;font-size:.95rem}
dialog.rechner .regler-kopf small{display:block;font-weight:400;font-size:.8rem;color:var(--tinte-2)}
dialog.rechner .regler-wert{font-family:'IBM Plex Mono',monospace;font-weight:500;font-size:1rem;font-variant-numeric:tabular-nums;min-width:4ch;text-align:right}
input[type=range]{--p:20%;width:100%;height:40px;-webkit-appearance:none;appearance:none;background:transparent;cursor:pointer}
input[type=range]::-webkit-slider-runnable-track{height:6px;border-radius:3px;background:linear-gradient(90deg,var(--gold) var(--p),var(--linie) var(--p))}
input[type=range]::-moz-range-track{height:6px;border-radius:3px;background:var(--linie)}
input[type=range]::-moz-range-progress{height:6px;border-radius:3px;background:var(--gold)}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:24px;height:24px;margin-top:-9px;border-radius:50%;background:var(--flaeche);border:2px solid var(--tinte);box-shadow:0 2px 6px rgba(35,38,45,.2);transition:transform .15s}
input[type=range]::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:var(--flaeche);border:2px solid var(--tinte)}
input[type=range]:active::-webkit-slider-thumb{transform:scale(1.12)}
select{width:100%;min-height:46px;padding:0 14px;border:1px solid var(--linie-stark);border-radius:10px;background:var(--flaeche);font:inherit;font-size:.92rem;color:var(--tinte)}
dialog.rechner .ergebnis{margin:6px 28px 0;padding:20px 22px;border-radius:14px;background:var(--grund)}
dialog.rechner .ergebnis-summe{font-family:'Archivo',sans-serif;font-weight:500;font-stretch:104%;font-size:clamp(2.2rem,7vw,2.8rem);line-height:1.1;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
dialog.rechner .ergebnis-summe small{font-family:'Inter',sans-serif;font-size:.85rem;font-weight:500;color:var(--tinte-2);letter-spacing:0;margin-left:6px}
dialog.rechner .ergebnis-basis{font-size:.86rem;color:var(--tinte-2);margin-top:6px;min-height:2.8em}
dialog.rechner .rechner-fuss{padding:18px 28px 26px}
dialog.rechner .rechner-fuss .knoepfe{justify-content:space-between}
dialog.rechner .rechner-fuss p{font-size:.76rem;color:var(--tinte-3);margin-top:14px;line-height:1.55}
@media (max-width:520px){
  dialog.rechner .rechner-kopf,dialog.rechner .rechner-form,dialog.rechner .rechner-fuss{padding-left:20px;padding-right:20px}
  dialog.rechner .ergebnis{margin-left:20px;margin-right:20px}
  dialog.rechner .rechner-fuss .knoepfe{flex-direction:column;align-items:stretch}
  dialog.rechner .rechner-fuss .knopf{justify-content:center}
}

/* ---------- Leistungsliste (Themenseiten) ---------- */
.punkte{list-style:none;border-top:1px solid var(--linie)}
.punkte li{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:8px 48px;padding:26px 0;border-bottom:1px solid var(--linie)}
.punkte p{color:var(--tinte-2)}
@media (max-width:700px){.punkte li{grid-template-columns:1fr}}

/* ---------- Bewegung ---------- */
@supports (animation-timeline:view()){
  @media (prefers-reduced-motion:no-preference){
    .auftauchen{animation:auftauchen linear both;animation-timeline:view();animation-range:entry 0% entry 40%}
  }
}
@keyframes auftauchen{from{opacity:.001;transform:translateY(22px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
}