/* ============================================================
   Montserrat, lokal gehostet. Keine externe Anfrage.
   Die 600er-Datei deckt 600 bis 700 ab, damit fette Ueberschriften
   nicht kuenstlich verzerrt werden. Eine echte 700er-Datei fehlt.
   ============================================================ */
@font-face{
  font-family:"Montserrat";
  src:url("../fonts/montserrat-latin-400-normal.woff2") format("woff2");
  font-weight:400;font-style:normal;font-display:swap;
}
@font-face{
  font-family:"Montserrat";
  src:url("../fonts/montserrat-latin-500-normal.woff2") format("woff2");
  font-weight:500;font-style:normal;font-display:swap;
}
@font-face{
  font-family:"Montserrat";
  src:url("../fonts/montserrat-latin-600-normal.woff2") format("woff2");
  font-weight:600 700;font-style:normal;font-display:swap;
}

/* ============================================================
   RUDEL – Landingpage V3
   Farben laut Markenblatt: Graphit, Off-White, Blau, Kupfer
   Keine externen Fonts, Bilder oder Skripte.
   ============================================================ */

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

:root{
  --graphit:#0D1117;
  --offwhite:#F6F7F9;
  --blau:#2563EB;
  --blau-dark:#1D4FD8;
  --blau-soft:#EAF0FE;
  --kupfer:#C87A3A;
  --kupfer-text:#A25A24; /* dunklere Kupfervariante fuer Kleintext auf Hell, Kontrast >= 4.5:1 */
  --kupfer-soft:#F7EDE3;
  --weiss:#FFFFFF;
  --text:#131A22;
  --muted:#525E6B;
  --line:#E1E5EA;
  --line-strong:#CBD2DA;
  --radius:14px;
  --radius-lg:22px;
  --shadow:0 1px 2px rgba(13,17,23,.04),0 12px 32px rgba(13,17,23,.06);
  --shadow-lift:0 2px 4px rgba(13,17,23,.05),0 22px 48px rgba(13,17,23,.10);
  --header-h:80px;
  --font:'Montserrat','Segoe UI',system-ui,-apple-system,'Helvetica Neue',Arial,'Noto Sans',sans-serif;
  --ease:cubic-bezier(.2,.7,.3,1);
}

html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 16px)}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

body{
  font-family:var(--font);
  background:var(--offwhite);
  color:var(--text);
  line-height:1.7;
  font-size:17px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

img,svg{max-width:100%;height:auto;display:block}
a{color:var(--blau);text-decoration-thickness:1px;text-underline-offset:3px}
button{font:inherit;color:inherit}
h1,h2,h3{line-height:1.15;letter-spacing:-.022em;font-weight:700;text-wrap:balance}
p{overflow-wrap:break-word}

:focus-visible{outline:3px solid var(--kupfer);outline-offset:3px;border-radius:4px}

.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:clamp(64px,8.5vw,120px) 0}
.section--tight{padding:clamp(48px,6vw,80px) 0}
.skip{position:absolute;left:-9999px;top:0;background:var(--graphit);color:#fff;padding:12px 18px;z-index:200;border-radius:0 0 8px 0}
.skip:focus{left:0}

/* ---------- Typo-Bausteine ---------- */
.eyebrow{
  font-size:.72rem;font-weight:700;letter-spacing:.17em;text-transform:uppercase;
  color:var(--blau);margin-bottom:18px;
}
.eyebrow--kupfer{color:var(--kupfer)}
h2{font-size:clamp(1.65rem,3.3vw,2.5rem);margin-bottom:14px}
h3{font-size:1.075rem;letter-spacing:-.01em;margin-bottom:8px}
.lead{color:var(--muted);max-width:60ch;font-size:1.03rem}
.section-head{max-width:62ch;margin-bottom:clamp(32px,4.5vw,56px)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:15px 26px;border-radius:10px;border:1px solid transparent;
  font-size:.95rem;font-weight:600;letter-spacing:-.005em;text-decoration:none;
  cursor:pointer;transition:background .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease),color .18s var(--ease);
}
.btn--primary{background:var(--blau);color:#fff;box-shadow:0 8px 20px rgba(37,99,235,.20)}
.btn--primary:hover{background:var(--blau-dark);transform:translateY(-1px)}
.btn--ghost{background:transparent;color:var(--text);border-color:var(--line-strong)}
.btn--ghost:hover{border-color:var(--graphit);background:rgba(13,17,23,.03)}
.btn--onDark{background:var(--weiss);color:var(--graphit)}
.btn--onDark:hover{background:#E8ECF2;transform:translateY(-1px)}
.btn--sm{padding:11px 18px;font-size:.86rem}
@media (prefers-reduced-motion:reduce){.btn:hover{transform:none}}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:100;height:var(--header-h);
  background:rgba(246,247,249,.92);border-bottom:1px solid var(--line);
  backdrop-filter:saturate(1.4) blur(8px);
}
.header-inner{height:var(--header-h);display:flex;align-items:center;gap:24px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--text);flex:0 0 auto}
.brand img{width:39px;height:44px}
.brand-name{font-size:1.06rem;font-weight:700;letter-spacing:.16em;line-height:1.1}
.brand-sub{font-size:.55rem;font-weight:600;letter-spacing:.19em;text-transform:uppercase;color:var(--muted);line-height:1.4}
.nav{margin-left:auto;display:flex;align-items:center;gap:6px;flex-wrap:nowrap}
.nav a{
  color:var(--text);text-decoration:none;font-size:.9rem;font-weight:500;white-space:nowrap;
  padding:8px 12px;border-radius:8px;transition:background .15s var(--ease),color .15s var(--ease);
}
.nav a:hover{background:rgba(13,17,23,.05);color:var(--blau)}
.nav .btn{display:none} /* CTA im Navigationspanel nur mobil */
.header-cta{flex:0 0 auto}
.nav-toggle{display:none}

/* ---------- Hero ---------- */
.hero{position:relative;padding:clamp(48px,6.5vw,92px) 0 clamp(56px,7vw,104px);overflow:hidden}
.hero-grid-bg{position:absolute;inset:0;z-index:0;pointer-events:none;opacity:.5}
.hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.04fr) minmax(0,.96fr);gap:clamp(36px,5vw,72px);align-items:center}
h1{font-size:clamp(2.4rem,5.6vw,3.9rem);letter-spacing:-.035em;margin-bottom:22px}
h1 .h1-line2{color:var(--blau);display:block}
.hero-sub{color:var(--muted);font-size:1.06rem;max-width:56ch;margin-bottom:30px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:32px}
.trustline{list-style:none;display:flex;flex-wrap:wrap;gap:10px 22px;font-size:.87rem;color:var(--muted)}
.trustline li{display:flex;align-items:center;gap:8px}
.trustline svg{flex:0 0 auto;color:var(--kupfer)}

/* ---------- Prozesskomposition (Hero) ---------- */
.proc{
  background:var(--weiss);border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow);padding:clamp(20px,2.4vw,28px);
}
.proc-head{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-bottom:22px}
.proc-title{font-size:.7rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.proc-play{
  display:none;align-items:center;gap:8px;background:var(--blau-soft);color:var(--blau-dark);
  border:1px solid #D3E0FC;border-radius:999px;padding:7px 14px;font-size:.78rem;font-weight:600;cursor:pointer;
}
.proc-play:hover{background:#DEE9FE}
.js .proc-play{display:inline-flex}
.proc-play .ico-pause{display:none}
.proc-play[aria-pressed="true"] .ico-play{display:none}
.proc-play[aria-pressed="true"] .ico-pause{display:inline}

.stations{list-style:none;position:relative;margin:0}
.rail{position:absolute;left:17px;top:20px;bottom:20px;width:2px;background:var(--line);border-radius:2px;overflow:hidden}
.rail-fill{position:absolute;inset:0 0 auto 0;height:var(--fill,100%);background:linear-gradient(180deg,var(--blau),#5B8DF5);transition:height .55s var(--ease)}
@media (prefers-reduced-motion:reduce){.rail-fill{transition:none}}

.station{position:relative;padding-bottom:6px}
.station:last-child{padding-bottom:0}
.station-btn{
  display:grid;grid-template-columns:36px 1fr;align-items:center;gap:14px;width:100%;
  background:none;border:0;padding:9px 8px 9px 0;text-align:left;cursor:pointer;border-radius:10px;
}
.js .station-btn:hover .station-label{color:var(--blau)}
.station-dot{
  width:36px;height:36px;border-radius:50%;background:var(--weiss);border:2px solid var(--line-strong);
  display:flex;align-items:center;justify-content:center;font-size:.8rem;font-weight:700;color:var(--muted);
  transition:border-color .3s var(--ease),background .3s var(--ease),color .3s var(--ease),box-shadow .3s var(--ease);
}
.station-label{font-size:.95rem;font-weight:600;letter-spacing:-.01em;transition:color .2s var(--ease)}
.station-body{color:var(--muted);font-size:.88rem;line-height:1.65;padding:0 4px 12px 50px}
.station.is-active .station-dot{border-color:var(--blau);background:var(--blau);color:#fff;box-shadow:0 0 0 5px rgba(37,99,235,.12)}
.station.is-active .station-label{color:var(--blau)}
.station--check.is-active .station-dot{border-color:var(--kupfer);background:var(--kupfer);box-shadow:0 0 0 5px rgba(200,122,58,.14)}
.station--check.is-active .station-label{color:var(--kupfer)}

/* Ohne JavaScript bleiben alle Erklärungen sichtbar. */
.js .station-body{display:none}
.js .station.is-active .station-body{display:block}

.proc-foot{
  margin-top:18px;padding-top:16px;border-top:1px solid var(--line);
  display:flex;align-items:center;gap:10px;font-size:.8rem;color:var(--muted);
}
.proc-foot .dot-kupfer{width:8px;height:8px;border-radius:50%;background:var(--kupfer);flex:0 0 auto}

/* ---------- Aussage-Band ---------- */
.band{background:var(--graphit);color:#fff}
.band h2{font-size:clamp(1.5rem,3vw,2.1rem);color:#fff;margin-bottom:12px}
.band p{color:rgba(246,247,249,.72);max-width:62ch}
.band-inner{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(24px,4vw,64px);align-items:center}
.band-marks{display:grid;gap:14px}
.band-mark{display:flex;gap:14px;align-items:flex-start;font-size:.92rem;color:rgba(246,247,249,.86)}
.band-mark svg{flex:0 0 auto;margin-top:3px;color:var(--kupfer)}

/* ---------- Karten ---------- */
.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.card{
  background:var(--weiss);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px 26px;transition:border-color .2s var(--ease),box-shadow .2s var(--ease),transform .2s var(--ease);
}
.card:hover{border-color:var(--line-strong);box-shadow:var(--shadow);transform:translateY(-2px)}
@media (prefers-reduced-motion:reduce){.card:hover{transform:none}}
.card p{color:var(--muted);font-size:.93rem}
.card-ico{
  width:44px;height:44px;border-radius:11px;background:var(--blau-soft);color:var(--blau);
  display:flex;align-items:center;justify-content:center;margin-bottom:18px;
}
.card--kupfer .card-ico{background:var(--kupfer-soft);color:var(--kupfer)}
.card-num{
  font-size:.7rem;font-weight:700;letter-spacing:.14em;color:var(--kupfer-text);margin-bottom:10px;display:block;
}

/* ---------- Vorher / Nachher ---------- */
.ba{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.ba-track{background:var(--weiss);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px}
.ba-track--auto{border-color:#C9DAFB;background:linear-gradient(180deg,#FBFCFF,#fff)}
.ba-head{display:flex;align-items:center;gap:10px;margin-bottom:20px}
.ba-head h3{margin:0;font-size:.95rem;letter-spacing:.02em}
.ba-tag{font-size:.66rem;font-weight:700;letter-spacing:.13em;text-transform:uppercase;padding:4px 9px;border-radius:999px}
.ba-tag--heute{background:#F0F2F5;color:var(--muted)}
.ba-tag--auto{background:var(--blau-soft);color:var(--blau-dark)}
.ba-steps{list-style:none;display:grid;gap:0}
.ba-steps li{display:flex;flex-direction:column;gap:0}
.ba-step{
  display:flex;align-items:center;gap:12px;font-size:.9rem;font-weight:500;
  border:1px solid var(--line);background:var(--offwhite);border-radius:10px;padding:12px 14px;
}
.ba-track--auto .ba-step{border-color:#DCE7FD;background:#F5F8FF}
.ba-track--auto .ba-step--human{border-color:#EDD9C6;background:var(--kupfer-soft)}
.ba-bullet{width:7px;height:7px;border-radius:50%;background:var(--line-strong);flex:0 0 auto}
.ba-track--auto .ba-bullet{background:var(--blau)}
.ba-track--auto .ba-step--human .ba-bullet{background:var(--kupfer)}
.ba-arrow{height:22px;display:flex;align-items:center;justify-content:center;color:var(--line-strong)}
.ba-track--auto .ba-arrow{color:#9FBDF7}
.ba-note{margin-top:26px;color:var(--muted);font-size:.93rem;max-width:64ch}

/* ---------- Fallstudie ---------- */
.case{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.85fr);gap:clamp(28px,4vw,56px);align-items:center;
  background:var(--weiss);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:clamp(26px,3.6vw,48px);box-shadow:var(--shadow);
}
.case-steps{display:grid;gap:22px;margin-top:26px}
.case-step h3{font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--kupfer-text);margin-bottom:6px}
.case-step p{color:var(--muted);font-size:.93rem;max-width:52ch}
.case-hint{margin-top:26px;font-size:.82rem;color:var(--muted);border-left:2px solid var(--kupfer);padding-left:14px}
.case-figure{background:var(--offwhite);border:1px solid var(--line);border-radius:var(--radius);padding:20px}

/* ---------- Ablauf ---------- */
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;counter-reset:step}
.step{position:relative;padding-top:26px;border-top:2px solid var(--line)}
.step--active{border-top-color:var(--blau)}
.step-no{
  position:absolute;top:-15px;left:0;width:28px;height:28px;border-radius:50%;
  background:var(--graphit);color:#fff;font-size:.78rem;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.step p{color:var(--muted);font-size:.93rem}

/* ---------- Preise ---------- */
.prices{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;align-items:start}
.price{background:var(--weiss);border:1px solid var(--line);border-radius:var(--radius);padding:28px 26px;height:100%}
.price--featured{border-color:var(--blau);box-shadow:0 14px 36px rgba(37,99,235,.10)}
.price h3{font-size:1rem;margin-bottom:6px}
.price-amount{font-size:1.6rem;font-weight:700;letter-spacing:-.03em;margin-bottom:2px}
.price--featured .price-amount{color:var(--blau)}
.price-net{font-size:.76rem;color:var(--muted);letter-spacing:.04em;margin-bottom:20px}
.price ul{list-style:none;display:grid;gap:9px}
.price li{display:flex;gap:10px;align-items:flex-start;font-size:.9rem;color:var(--muted)}
.price li svg{flex:0 0 auto;margin-top:5px;color:var(--kupfer)}
.price-note{margin-top:24px;font-size:.88rem;color:var(--muted);max-width:64ch}

/* ---------- Person ---------- */
.person{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:clamp(28px,4vw,60px);align-items:center}
.person-card{
  position:relative;background:var(--weiss);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:clamp(30px,3.4vw,42px);text-align:center;box-shadow:var(--shadow);overflow:hidden;
}
.person-card::after{content:"";position:absolute;left:0;right:0;bottom:0;height:4px;background:linear-gradient(90deg,var(--blau),var(--kupfer))}
.person-card img{width:78px;height:88px;margin:0 auto 20px}
.person-name{font-size:1.25rem;font-weight:700;letter-spacing:-.02em}
.person-role{font-size:.78rem;font-weight:600;letter-spacing:.15em;text-transform:uppercase;color:var(--blau);margin-top:8px}
.person-loc{font-size:.86rem;color:var(--muted);margin-top:14px;padding-top:14px;border-top:1px solid var(--line)}
.person-text p{color:var(--muted);margin-bottom:14px;max-width:60ch}
.person-facts{list-style:none;display:grid;gap:10px;margin-top:22px}
.person-facts li{display:flex;gap:12px;align-items:flex-start;font-size:.92rem}
.person-facts svg{flex:0 0 auto;margin-top:4px;color:var(--kupfer)}

/* ---------- FAQ ---------- */
.faq{display:grid;gap:12px;max-width:840px}
.faq details{background:var(--weiss);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.faq details[open]{border-color:var(--line-strong)}
.faq summary{
  cursor:pointer;list-style:none;padding:19px 22px;font-weight:600;font-size:1rem;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"";flex:0 0 auto;width:10px;height:10px;border-right:2px solid var(--kupfer);border-bottom:2px solid var(--kupfer);
  transform:rotate(45deg);transition:transform .2s var(--ease);margin-top:-4px;
}
.faq details[open] summary::after{transform:rotate(225deg);margin-top:2px}
.faq p{padding:0 22px 20px;color:var(--muted);font-size:.93rem;max-width:70ch}
@media (prefers-reduced-motion:reduce){.faq summary::after{transition:none}}

/* ---------- Abschluss ---------- */
.final{background:var(--graphit);color:#fff;text-align:center}
.final h2{color:#fff;max-width:20ch;margin:0 auto 18px}
.final p{color:rgba(246,247,249,.72);max-width:60ch;margin:0 auto 30px}
.final-actions{display:flex;flex-direction:column;align-items:center;gap:16px}
.final-alt{color:#9FBDF7;font-size:.92rem}
.final-contact{margin-top:26px;font-size:.88rem;color:rgba(246,247,249,.6)}
.final-contact a{color:rgba(246,247,249,.86)}

/* ---------- Footer ---------- */
.site-footer{background:var(--graphit);color:rgba(246,247,249,.62);border-top:1px solid rgba(246,247,249,.10);padding:34px 0}
.footer-inner{display:flex;flex-wrap:wrap;align-items:center;gap:14px 26px;font-size:.85rem}
.footer-brand{font-weight:700;letter-spacing:.16em;color:#fff}
.footer-links{list-style:none;display:flex;flex-wrap:wrap;gap:20px;margin-left:auto}
.footer-links a,.footer-inner a{color:rgba(246,247,249,.72);text-decoration:none}
.footer-links a:hover,.footer-inner a:hover{color:#fff;text-decoration:underline}

/* ---------- Responsive ---------- */
@media (max-width:1000px){
  .hero-inner{grid-template-columns:1fr;gap:44px}
  .band-inner{grid-template-columns:1fr;gap:28px}
  .case{grid-template-columns:1fr}
  .person{grid-template-columns:1fr}
  .cards,.steps,.prices{grid-template-columns:1fr}
  .card,.price,.step{max-width:none}
}
@media (max-width:1280px){
  .nav{gap:2px}
  .nav a{padding:8px 9px;font-size:.85rem}
  .header-cta .btn{padding:10px 14px;font-size:.82rem}
  /* Im Engbereich zwischen Burger-Umschaltpunkt (1140px) und voller Breite
     reicht der Platz sonst nicht: Die Navigation würde umbrechen und
     "Über mich" unter "Beispielprozess" rutschen. Der CTA wird deshalb
     hier auf "Prozessgespräch buchen" verkürzt. Im mobilen Menüpanel
     bleibt die lange Fassung erhalten. */
  .header-cta .cta-lang{display:none}
}
@media (max-width:760px){
  .ba{grid-template-columns:1fr}
}
@media (max-width:1140px){
  /* Ohne JS bleibt die Navigation als umbrechende Liste bedienbar. */
  .site-header{height:auto}
  .header-inner{height:auto;flex-wrap:wrap;padding-top:14px;padding-bottom:14px;row-gap:12px}
  .nav{width:100%;order:3;margin-left:0}
  .nav a{padding:8px 10px}
  .header-cta{margin-left:auto}

  .js .site-header{height:var(--header-h)}
  .js .header-inner{height:auto;padding-top:0;padding-bottom:0;position:relative}
  .js .nav-toggle{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;order:2;margin-left:auto;
    background:transparent;border:1px solid var(--line-strong);border-radius:9px;padding:9px 12px;
    font-size:.82rem;font-weight:600;cursor:pointer;
  }
  .js .header-cta{display:none}
  .js .nav{
    position:absolute;top:var(--header-h);left:0;right:0;order:4;
    flex-direction:column;align-items:stretch;gap:2px;
    background:var(--weiss);border:1px solid var(--line);border-radius:0 0 var(--radius) var(--radius);
    padding:12px;box-shadow:var(--shadow-lift);
  }
  .js .nav[hidden]{display:none}
  .js .nav a{padding:12px 14px;font-size:.95rem}
  .js .nav .btn{display:inline-flex;margin-top:8px;width:100%}
}
@media (max-width:430px){
  body{font-size:16px}
  .wrap{padding:0 18px}
  .brand{min-width:0}
  .brand img{width:36px;height:41px}
  .brand-name{font-size:.95rem;letter-spacing:.12em}
  .brand-sub{font-size:.48rem;letter-spacing:.1em}
  .js .nav-toggle{padding:9px 10px}
  .js .nav-toggle .nav-toggle-text{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
  .hero-actions .btn{width:100%}
  .station-body{padding-left:50px}
  .station-label{font-size:.9rem}
}

/* ---------- Abschlussbereich mit Kontaktformular ---------- */
.final{text-align:left}
.final-inner{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.95fr);gap:clamp(32px,4.5vw,72px);align-items:start}
.final h2{margin:0 0 18px;max-width:18ch}
.final-text>p{margin:0 0 22px;max-width:52ch}
.final-contact{font-size:.9rem;line-height:2;color:rgba(246,247,249,.6)}
.final-contact a{color:#9FBDF7;text-decoration:none}
.final-contact a:hover{text-decoration:underline}

.cform{background:var(--weiss);border-radius:var(--radius-lg);padding:clamp(24px,3vw,34px);color:var(--text);box-shadow:var(--shadow-lift)}
.field{margin-bottom:16px}
.field label{display:block;font-size:.83rem;font-weight:600;margin-bottom:7px}
.req{color:var(--kupfer-text)}
.opt{font-weight:500;color:var(--muted);font-size:.78rem}
.field input,.field select,.field textarea{
  width:100%;font:inherit;font-size:.93rem;color:var(--text);background:var(--offwhite);
  border:1px solid var(--line-strong);border-radius:9px;padding:11px 13px;
  transition:border-color .15s var(--ease),background .15s var(--ease);
}
.field textarea{resize:vertical;min-height:104px;line-height:1.6}
.field input:hover,.field select:hover,.field textarea:hover{border-color:#AEB7C1}
.field input:focus,.field select:focus,.field textarea:focus{background:var(--weiss);border-color:var(--blau);outline:2px solid rgba(37,99,235,.25);outline-offset:1px}
.field input[aria-invalid="true"],.field select[aria-invalid="true"],.field textarea[aria-invalid="true"]{border-color:#B4341F;background:#FEF4F2}
.field-error{font-size:.79rem;color:#9C2A17;margin-top:5px;min-height:0}
.field-error:empty{display:none}
.field-hint{font-size:.78rem;color:var(--muted);margin-top:12px}
.field--check{margin-top:20px}
.checkbox{display:grid;grid-template-columns:20px 1fr;gap:11px;align-items:start;font-size:.85rem;font-weight:400;line-height:1.55}
.checkbox input{width:20px;height:20px;margin-top:1px;accent-color:var(--blau)}
.checkbox a{color:var(--blau)}
.btn--wide{width:100%;margin-top:8px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.cform-status{border-radius:9px;padding:12px 14px;font-size:.88rem;margin-bottom:18px}
.cform-status--ok{background:#E9F6EE;color:#1D5C36;border:1px solid #BFE3CD}
.cform-status--err{background:#FEF4F2;color:#9C2A17;border:1px solid #F2CFC7}
@media (max-width:1000px){
  .final-inner{grid-template-columns:1fr;gap:36px}
  .final h2{max-width:none}
}

/* ---------- Einsparung: Diagramm (Abschnitt #einsparung) ---------- */
.visually-hidden{
  position:absolute;width:1px;height:1px;margin:-1px;padding:0;
  overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;
}
.esp-intro{color:var(--muted);max-width:70ch;margin-top:14px}
.esp-card{
  background:var(--weiss);border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow);padding:clamp(20px,2.6vw,32px);margin-top:30px;
}
.esp-top{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;flex-wrap:wrap}
.esp-hero-label{font-size:.8rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.esp-hero-value{
  /* Hero-Zahl: gleiche Sans wie der Rest, proportionale Ziffern (kein tabular-nums). */
  font-size:clamp(2.1rem,4.4vw,3rem);font-weight:600;letter-spacing:-.03em;
  line-height:1.1;margin-top:6px;color:var(--text);
}
.esp-hero-unit{font-size:.44em;font-weight:600;color:var(--muted);letter-spacing:0}
.esp-hero-sub{color:var(--muted);font-size:.92rem;margin-top:8px}

/* Umschalter nur mit JS, ohne JS bleibt die Zeitansicht plus Tabelle. */
.esp-switch{display:none}
.js .esp-switch{
  display:inline-flex;gap:2px;padding:3px;flex:0 0 auto;
  background:var(--offwhite);border:1px solid var(--line);border-radius:10px;
}
.esp-switch button{
  appearance:none;border:0;background:transparent;cursor:pointer;
  font:inherit;font-size:.86rem;font-weight:600;color:var(--muted);
  padding:8px 18px;border-radius:8px;transition:background .15s var(--ease),color .15s var(--ease);
}
.esp-switch button:hover{color:var(--text)}
.esp-switch button[aria-selected="true"]{background:var(--weiss);color:var(--blau);box-shadow:0 1px 2px rgba(13,17,23,.06)}
.esp-switch button:focus-visible{outline:2px solid var(--blau);outline-offset:2px}

.esp-figure{position:relative;margin-top:26px}
.esp-svg{display:block;width:100%;height:auto;overflow:visible}

/* Gitter und Achsen: durchgezogene Haarlinien, bewusst zurueckhaltend. */
.esp-grid line{stroke:var(--line);stroke-width:1}
.esp-tick text{fill:var(--muted);font-size:11px;font-variant-numeric:tabular-nums}
.esp-tick--y text{text-anchor:end}
.esp-tick--x text{text-anchor:middle}
.esp-tick--x text:first-child{text-anchor:start}
.esp-tick--x text:last-child{text-anchor:end}

/* Flaeche als Wasch, nie als satter Block. */
.esp-band{fill:var(--blau);fill-opacity:.10}
.esp-line{fill:none;stroke-width:2;stroke-linejoin:round;stroke-linecap:round}
.esp-line--hi{stroke:var(--blau)}
.esp-line--lo{stroke:var(--kupfer)}
.esp-dot{stroke:var(--weiss);stroke-width:2}
.esp-dot--hi{fill:var(--blau)}
.esp-dot--lo{fill:var(--kupfer)}
.esp-endlabel{font-size:12px;font-weight:600;fill:var(--text);font-variant-numeric:tabular-nums}
.esp-endlabel--sub{font-size:10.5px;font-weight:500;fill:var(--muted);font-variant-numeric:normal}
.esp-caption{color:var(--muted);font-size:.86rem;margin-top:14px}

/* Trefferflaechen sind bewusst breiter als die Marken. */
.esp-hit rect{fill:transparent;cursor:crosshair}
.esp-cross line{stroke:var(--line-strong);stroke-width:1}
.esp-cross circle{stroke:var(--weiss);stroke-width:2}
#espCrossHi{fill:var(--blau)}
#espCrossLo{fill:var(--kupfer)}
.esp-tip{
  position:absolute;z-index:5;pointer-events:none;transform:translate(-50%,-100%);
  background:var(--graphit);color:#fff;border-radius:9px;padding:9px 12px;
  font-size:.8rem;line-height:1.45;white-space:nowrap;box-shadow:var(--shadow-lift);
}
.esp-tip b{font-weight:600;font-variant-numeric:tabular-nums}
.esp-tip-row{display:flex;align-items:center;gap:7px}
.esp-tip-key{width:8px;height:8px;border-radius:50%;flex:0 0 auto}

.esp-table{margin-top:22px;border-top:1px solid var(--line);padding-top:16px}
.esp-table summary{cursor:pointer;font-size:.9rem;font-weight:600;color:var(--blau);padding:4px 0}
.esp-table summary:focus-visible{outline:2px solid var(--blau);outline-offset:3px;border-radius:4px}
.esp-table-scroll{overflow-x:auto;margin-top:14px}
.esp-table table{border-collapse:collapse;width:100%;font-size:.88rem}
.esp-table th,.esp-table td{padding:8px 14px 8px 0;text-align:left;border-bottom:1px solid var(--line)}
.esp-table thead th{font-size:.78rem;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.esp-table tbody th{font-weight:600;color:var(--text)}
.esp-table td{color:var(--muted);font-variant-numeric:tabular-nums}
.esp-note{color:var(--muted);font-size:.84rem;line-height:1.6;margin-top:20px;max-width:78ch}

@media (max-width:760px){
  .esp-top{flex-direction:column;gap:18px}
  .js .esp-switch{align-self:flex-start}
  /* Auf schmalen Geraeten schrumpft das Diagramm so stark, dass Achsen und
     Beschriftung unleserlich werden. Es behaelt deshalb eine Mindestbreite
     und wird bei Bedarf seitlich gescrollt, statt unlesbar zu werden. */
  .esp-figure{overflow-x:auto}
  .esp-svg{min-width:620px}
  .esp-tick text{font-size:14px}
  .esp-endlabel{font-size:15px}
  .esp-endlabel--sub{font-size:13px}
}
/* In SVG wirkt das HTML-Attribut hidden nicht von selbst als display:none. */
.esp-cross[hidden]{display:none}