/* ==========================================================================
   kassen-pflicht.de — Corporate Identity & Design-System
   "Seriös-behördlich": Petrol / Navy + Signal-Akzent + semantische Farben
   Selbstgehostet, DSGVO-konform, keine externen Requests.
   ========================================================================== */

/* ---------- Design Tokens ---------- */
:root {
  /* Marke */
  --petrol-900:#062a34; --petrol-800:#084150; --petrol-700:#0a5060;
  --petrol-600:#0c6478; --petrol-500:#0f7d93; --petrol-300:#6db4c2;
  --petrol-100:#d7ebf0; --petrol-50:#eef6f8;
  --ink:#0e2230; --ink-soft:#36505e; --muted:#5d7480;
  --line:#d9e4e8; --line-soft:#e8eff2;
  --bg:#f5f8f9; --surface:#ffffff; --surface-2:#f0f5f6;

  /* Akzent / CTA (Signal-Amber) */
  --accent-600:#d9810f; --accent-500:#ef9518; --accent-50:#fdf2df;
  --gold:#e0a300;

  /* Semantik */
  --good-700:#1c6e46; --good-600:#1f7a4d; --good-50:#e7f4ed; --good-line:#bfe3cf;
  --warn-700:#9a6612; --warn-600:#b7791f; --warn-50:#fbf1da; --warn-line:#ecd6a4;
  --alert-700:#a01f27; --alert-600:#b4232b; --alert-50:#fbeaea; --alert-line:#f0c5c5;
  --info-700:#0a5060; --info-600:#0c6478; --info-50:#eef6f8; --info-line:#c4e0e7;

  /* Typo */
  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-serif: "Source Serif 4", Georgia, "Times New Roman", serif;

  /* Maße */
  --container:1140px; --narrow:760px; --radius:14px; --radius-sm:9px; --radius-lg:22px;
  --shadow-sm:0 1px 2px rgba(8,40,50,.06), 0 1px 3px rgba(8,40,50,.05);
  --shadow:0 6px 22px -8px rgba(8,40,50,.18);
  --shadow-lg:0 24px 60px -20px rgba(8,40,50,.30);
  --ring:0 0 0 3px rgba(15,125,147,.35);
  --space:clamp(3rem, 6vw, 5.5rem);
}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;font-family:var(--font-sans);color:var(--ink);background:var(--bg);
  line-height:1.65;font-size:clamp(1rem,.96rem + .2vw,1.075rem);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg{max-width:100%;display:block}
a{color:var(--petrol-700);text-underline-offset:.18em;text-decoration-thickness:.06em}
a:hover{color:var(--petrol-600)}
h1,h2,h3,h4{line-height:1.18;font-weight:760;letter-spacing:-.018em;color:var(--ink);margin:0 0 .5em}
h1{font-size:clamp(2rem,1.4rem + 2.9vw,3.35rem);font-weight:800}
h2{font-size:clamp(1.5rem,1.2rem + 1.5vw,2.15rem)}
h3{font-size:clamp(1.18rem,1.05rem + .6vw,1.45rem)}
p{margin:0 0 1rem}
ul,ol{margin:0 0 1rem;padding-left:1.25rem}
li{margin:.3rem 0}
strong{font-weight:700;color:var(--ink)}
:focus-visible{outline:none;box-shadow:var(--ring);border-radius:6px}
.icon{width:1.25em;height:1.25em;fill:currentColor;flex:0 0 auto}
.icon-sm{width:1.05em;height:1.05em}.icon-xs{width:.85em;height:.85em}
.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:clamp(1.1rem,4vw,2rem)}
.container.narrow{max-width:var(--narrow)}
.block{padding-block:var(--space)}
.block + .block{padding-top:0}
.kicker{font-size:.82rem;font-weight:760;letter-spacing:.12em;text-transform:uppercase;color:var(--petrol-600);margin:0 0 .9rem}
.kicker--light{color:var(--petrol-100)}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:.7rem 1.1rem;z-index:200;border-radius:0 0 8px 0}
.skip-link:focus{left:0}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:.5em;font-weight:680;font-size:.98rem;
  padding:.78em 1.35em;border-radius:999px;text-decoration:none;border:1.5px solid transparent;
  transition:transform .12s ease, box-shadow .18s ease, background .18s ease;cursor:pointer;line-height:1.1}
.btn:hover{transform:translateY(-1px)}
.btn--accent{background:var(--accent-500);color:#3a2300;box-shadow:0 6px 16px -6px rgba(217,129,15,.6)}
.btn--accent:hover{background:var(--accent-600);color:#2a1900}
.btn--primary{background:var(--petrol-600);color:#fff}
.btn--primary:hover{background:var(--petrol-700);color:#fff}
.btn--ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn--ghost:hover{border-color:var(--petrol-300);background:var(--surface)}
.btn--light{background:#fff;color:var(--petrol-700)}
.btn--lg{padding:.95em 1.7em;font-size:1.06rem}
.btn--sm{padding:.6em 1em;font-size:.9rem}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);
  backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;gap:1.2rem;min-height:68px}
.logo{display:inline-flex;align-items:center;gap:.6rem;text-decoration:none;font-weight:800;
  font-size:1.18rem;color:var(--ink);letter-spacing:-.02em}
.logo-mark .lm-bg{fill:var(--petrol-600)}
.logo-mark .lm-lines{stroke:#fff;stroke-width:2;stroke-linecap:round;opacity:.9}
.logo-mark .lm-zig{fill:none;stroke:var(--petrol-100);stroke-width:1.6;stroke-linejoin:round}
.logo-mark .lm-badge{fill:var(--accent-500);stroke:#fff;stroke-width:2}
.logo-mark .lm-check{fill:none;stroke:#3a2300;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
.logo-word strong{font-weight:800;color:var(--petrol-700)}
.logo-sep{color:var(--accent-500)}
.logo-tld{color:var(--muted);font-weight:700}
.logo--light{color:#fff}
.logo--light .logo-word strong{color:#fff}
.logo--light .logo-tld{color:var(--petrol-300)}

.primary-nav{margin-left:auto}
.nav-list{display:flex;align-items:center;gap:.25rem;list-style:none;margin:0;padding:0}
.nav-link{display:inline-flex;align-items:center;gap:.25rem;padding:.55rem .8rem;border-radius:8px;
  text-decoration:none;color:var(--ink-soft);font-weight:620;font-size:.96rem;white-space:nowrap}
.nav-link:hover{color:var(--ink);background:var(--surface-2)}
.nav-link.is-active{color:var(--petrol-700);background:var(--petrol-50)}
.nav-dd .dd{position:relative}
.nav-dd summary{list-style:none;cursor:pointer}
.nav-dd summary::-webkit-details-marker{display:none}
.dd[open] .faq-chev,.dd[open] summary .icon-xs{transform:rotate(180deg)}
.dd-menu{position:absolute;top:calc(100% + .5rem);left:0;min-width:280px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-lg);
  padding:.5rem;list-style:none;margin:0;z-index:50}
.dd-menu li{margin:0}
.dd-menu a{display:flex;align-items:center;gap:.6rem;padding:.6rem .7rem;border-radius:9px;
  text-decoration:none;color:var(--ink-soft);font-weight:600;font-size:.93rem}
.dd-menu a:hover{background:var(--petrol-50);color:var(--petrol-700)}
.dd-menu .icon{color:var(--petrol-600)}
.header-cta{flex:0 0 auto}
.nav-toggle{display:none;background:none;border:0;color:var(--ink);padding:.4rem;cursor:pointer}
.nav-toggle .icon-close{display:none}

/* ---------- Breadcrumb ---------- */
.breadcrumb{background:var(--surface);border-bottom:1px solid var(--line-soft);font-size:.86rem}
.breadcrumb ol{display:flex;flex-wrap:wrap;gap:.4rem;list-style:none;margin:0;padding:.7rem 0}
.breadcrumb li{display:flex;gap:.4rem;align-items:center;color:var(--muted);margin:0}
.breadcrumb li:not(:last-child)::after{content:"›";color:var(--line);margin-left:.4rem}
.breadcrumb a{color:var(--ink-soft);text-decoration:none}
.breadcrumb a:hover{color:var(--petrol-700);text-decoration:underline}
.breadcrumb [aria-current]{color:var(--ink);font-weight:600}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;
  background:linear-gradient(160deg,var(--petrol-800) 0%, var(--petrol-700) 46%, var(--petrol-600) 100%);
  color:#eaf4f6;padding-block:clamp(3rem,5vw,5rem)}
.hero::before{content:"";position:absolute;inset:0;opacity:.5;pointer-events:none;
  background:radial-gradient(700px 360px at 88% -10%, rgba(239,149,24,.22), transparent 60%),
             radial-gradient(620px 420px at -8% 110%, rgba(109,180,194,.28), transparent 60%)}
.hero-inner{position:relative;display:grid;grid-template-columns:1.25fr .9fr;gap:clamp(1.5rem,4vw,3.5rem);align-items:center}
.hero h1{color:#fff;margin-bottom:.5em}
.hero .kicker{color:var(--petrol-100)}
.hero .lede{font-size:clamp(1.1rem,1rem + .55vw,1.4rem);color:#d6e8ec;max-width:40ch;margin-bottom:1.6rem}
.hero-actions{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:.4rem}
.hero-aside{align-self:stretch}
.hero--sub{padding-block:clamp(2.4rem,4vw,3.6rem)}
.hero--sub .hero-inner{grid-template-columns:1fr;gap:1rem}
.hero--sub .lede{max-width:60ch}

/* Hero-Faktenkarte */
.fact-card{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
  border-radius:var(--radius-lg);padding:1.4rem 1.5rem;backdrop-filter:blur(4px)}
.fact-card h2{color:#fff;font-size:1.05rem;margin-bottom:.9rem;display:flex;align-items:center;gap:.5rem}
.fact-card h2 .icon{color:var(--accent-500)}
.fact-list{list-style:none;margin:0;padding:0;display:grid;gap:.7rem}
.fact-list li{display:flex;gap:.7rem;align-items:flex-start;color:#e3f0f2;font-size:.95rem;margin:0}
.fact-list .icon{color:var(--petrol-100);margin-top:.15rem}
.fact-list b{color:#fff}

/* ---------- KPI ---------- */
.kpi-block{padding-top:clamp(2rem,4vw,3rem)}
.kpi-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:1rem}
.kpi{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:1.2rem 1.1rem;box-shadow:var(--shadow-sm);position:relative;overflow:hidden}
.kpi::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--petrol-500)}
.kpi:nth-child(4)::before,.kpi:nth-child(5)::before{background:var(--alert-600)}
.kpi-value{font-size:clamp(1.4rem,1.1rem + 1.1vw,1.95rem);font-weight:820;color:var(--petrol-700);letter-spacing:-.02em}
.kpi:nth-child(4) .kpi-value,.kpi:nth-child(5) .kpi-value{color:var(--alert-700)}
.kpi-label{font-weight:700;font-size:.95rem;margin-top:.2rem}
.kpi-sub{color:var(--muted);font-size:.83rem;margin-top:.15rem;line-height:1.4}
.kpi-note{margin-top:1.1rem;font-size:.86rem;color:var(--muted)}

/* ---------- Prose ---------- */
.prose{max-width:var(--narrow)}
.prose h2{margin-top:2.4rem;padding-top:.4rem}
.prose h3{margin-top:1.8rem}
.prose > p,.prose > ul,.prose > ol{max-width:70ch}
.prose ul li::marker{color:var(--petrol-500)}
.prose ol{counter-reset:i;list-style:none;padding-left:0}
.prose ol > li{position:relative;padding-left:2.4rem;margin:.7rem 0}
.prose ol > li::before{counter-increment:i;content:counter(i);position:absolute;left:0;top:.05rem;
  width:1.7rem;height:1.7rem;background:var(--petrol-50);color:var(--petrol-700);border:1px solid var(--petrol-100);
  border-radius:50%;display:grid;place-items:center;font-weight:760;font-size:.85rem}
.lede{font-size:clamp(1.12rem,1.02rem + .5vw,1.32rem);color:var(--ink-soft);font-weight:480;line-height:1.55}

/* ---------- Callouts ---------- */
.callout{border:1px solid var(--line);border-left-width:5px;border-radius:var(--radius);
  padding:1.1rem 1.3rem;margin:1.6rem 0;background:var(--surface)}
.callout-head{display:flex;align-items:center;gap:.5rem;margin-bottom:.5rem}
.callout-tag{font-weight:740;font-size:.82rem;letter-spacing:.05em;text-transform:uppercase}
.callout-body{font-size:.98rem}
.callout-body :last-child{margin-bottom:0}
.callout--good{background:var(--good-50);border-color:var(--good-line);border-left-color:var(--good-600)}
.callout--good .callout-head{color:var(--good-700)}
.callout--open{background:var(--warn-50);border-color:var(--warn-line);border-left-color:var(--warn-600)}
.callout--open .callout-head{color:var(--warn-700)}
.callout--alert{background:var(--alert-50);border-color:var(--alert-line);border-left-color:var(--alert-600)}
.callout--alert .callout-head{color:var(--alert-700)}
.callout--info{background:var(--info-50);border-color:var(--info-line);border-left-color:var(--info-600)}
.callout--info .callout-head{color:var(--info-700)}
.callout--tip{background:var(--petrol-50);border-color:var(--petrol-100);border-left-color:var(--petrol-500)}
.callout--tip .callout-head{color:var(--petrol-700)}

/* ---------- Answer-Box (AEO) ---------- */
.answer-box{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:1.3rem 1.4rem;margin:1.6rem 0;box-shadow:var(--shadow-sm);border-top:4px solid var(--petrol-500)}
.answer-q{font-weight:760;font-size:1.05rem;color:var(--ink);margin:0 0 .5rem}
.answer-text{color:var(--ink-soft)}
.answer-text :last-child{margin-bottom:0}

/* Blockzitat */
blockquote.q{margin:1.6rem 0;padding:1.1rem 1.4rem;background:var(--surface-2);
  border-left:4px solid var(--petrol-400,#3f95a8);border-radius:0 var(--radius) var(--radius) 0;font-style:italic;color:var(--ink-soft)}
blockquote.q footer{margin-top:.6rem;font-style:normal;font-size:.86rem;color:var(--muted)}
blockquote.q footer::before{content:"— "}

/* ---------- Citations ---------- */
.cite{font-size:.72em;font-weight:700;color:var(--petrol-600);text-decoration:none;
  vertical-align:super;padding:0 .08em}
.cite:hover{text-decoration:underline}
.cite-group{white-space:nowrap}
.sources-used{background:var(--surface)}
.src-list{list-style:none;padding:0;counter-reset:none}
.src-list li{display:flex;gap:.7rem;padding:.55rem 0;border-bottom:1px solid var(--line-soft);align-items:baseline;margin:0}
.src-list li::before{content:none}
.src-n{flex:0 0 auto;width:1.7rem;height:1.7rem;background:var(--petrol-50);color:var(--petrol-700);
  border-radius:6px;display:inline-grid;place-items:center;font-size:.8rem;font-weight:760}
.src-list a{color:var(--ink-soft);text-decoration:none;font-size:.92rem}
.src-list a:hover{color:var(--petrol-700);text-decoration:underline}
.src-all{margin-top:1rem;font-weight:600}

/* ---------- Timeline ---------- */
.timeline{list-style:none;padding:0;margin:1.5rem 0;position:relative}
.timeline::before{content:"";position:absolute;left:calc(6rem + 12px);top:.7rem;bottom:.7rem;width:2px;background:var(--line)}
.tl-item{display:grid;grid-template-columns:6rem 26px 1fr;align-items:start;margin:0 0 1rem}
.tl-date{font-weight:760;color:var(--petrol-700);font-size:.92rem;text-align:right;padding:.85rem .9rem 0 0;white-space:nowrap}
.tl-dot{width:14px;height:14px;border-radius:50%;background:var(--surface);border:3px solid var(--petrol-300);margin:.85rem auto 0;position:relative;z-index:1}
.tl-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:.85rem 1.1rem;box-shadow:var(--shadow-sm);margin-left:.5rem}
.tl-item.is-key .tl-card{border-color:var(--accent-500);background:var(--accent-50)}
.tl-item.is-key .tl-dot{border-color:var(--accent-500);background:var(--accent-500)}
.tl-item.is-key .tl-date{color:var(--accent-600)}

/* ---------- Target cards ---------- */
.target-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:1rem}
.target-card{display:flex;align-items:center;gap:.9rem;padding:1.1rem 1.2rem;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius);text-decoration:none;color:var(--ink);
  box-shadow:var(--shadow-sm);transition:transform .14s ease,box-shadow .2s ease,border-color .2s}
.target-card:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:var(--petrol-300);color:var(--ink)}
.tc-icon{flex:0 0 auto;width:2.7rem;height:2.7rem;display:grid;place-items:center;border-radius:11px;
  background:var(--petrol-50);color:var(--petrol-600)}
.tc-title{font-weight:700;font-size:1rem;line-height:1.3;flex:1}
.tc-go{color:var(--petrol-400,#3f95a8);transition:transform .14s}
.target-card:hover .tc-go{transform:translateX(3px);color:var(--accent-500)}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:.7rem}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;
  gap:1rem;padding:1.05rem 1.25rem;font-weight:700;color:var(--ink);font-size:1.02rem}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--petrol-700)}
.faq-chev{transition:transform .2s;color:var(--petrol-500)}
.faq-item[open] .faq-chev{transform:rotate(180deg)}
.faq-answer{padding:0 1.25rem 1.2rem;color:var(--ink-soft)}
.faq-answer :last-child{margin-bottom:0}
.faq-item[open]{border-color:var(--petrol-300);box-shadow:var(--shadow-sm)}

/* ---------- CTA banner ---------- */
.cta-banner{background:linear-gradient(150deg,var(--petrol-800),var(--petrol-600));color:#eaf4f6}
.cta-banner--compact{padding-block:clamp(2rem,3.5vw,3rem)}
.cta-inner{display:grid;grid-template-columns:1.4fr .9fr;gap:2rem;align-items:center}
.cta-banner h2{color:#fff}
.cta-text p{color:#d6e8ec;margin-bottom:0}
.cta-text strong{color:#fff}
.cta-action{display:flex;flex-direction:column;gap:.7rem;align-items:flex-start}
.cta-fine{font-size:.83rem;color:var(--petrol-100);margin:0}

/* ---------- TOC ---------- */
.layout-2col{display:grid;grid-template-columns:230px 1fr;gap:clamp(1.5rem,4vw,3.5rem);align-items:start}
.toc{position:sticky;top:90px;font-size:.9rem;border-left:2px solid var(--line);padding-left:1rem}
.toc-title{font-weight:740;font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin:0 0 .6rem}
.toc ol{list-style:none;padding:0;margin:0;display:grid;gap:.15rem}
.toc a{display:block;padding:.3rem .2rem;color:var(--ink-soft);text-decoration:none;border-radius:5px;line-height:1.35}
.toc a:hover,.toc a.active{color:var(--petrol-700);font-weight:620}

/* ---------- Generic helpers ---------- */
.surface{background:var(--surface)}
.center{text-align:center}
.measure{max-width:var(--narrow);margin-inline:auto}
.eyebrow-h2{text-align:center;max-width:46ch;margin-inline:auto;margin-bottom:2rem}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:1.4rem}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1.4rem;box-shadow:var(--shadow-sm)}
.card h3{margin-top:0;display:flex;align-items:center;gap:.5rem}
.card h3 .icon{color:var(--petrol-600)}
.tag{display:inline-flex;align-items:center;gap:.3rem;font-size:.78rem;font-weight:700;padding:.25rem .6rem;border-radius:999px;
  background:var(--petrol-50);color:var(--petrol-700);text-transform:uppercase;letter-spacing:.04em}
.tag--open{background:var(--warn-50);color:var(--warn-700)}
.tag--good{background:var(--good-50);color:var(--good-700)}
.tag--alert{background:var(--alert-50);color:var(--alert-700)}
.checklist{list-style:none;padding:0}
.checklist li{position:relative;padding-left:2rem;margin:.7rem 0}
.checklist li::before{content:"";position:absolute;left:0;top:.15rem;width:1.3rem;height:1.3rem;border-radius:50%;
  background:var(--good-50);border:1px solid var(--good-line)}
.checklist li::after{content:"";position:absolute;left:.42rem;top:.42rem;width:.42rem;height:.25rem;
  border-left:2px solid var(--good-600);border-bottom:2px solid var(--good-600);transform:rotate(-45deg)}

/* ---------- Footer ---------- */
.site-footer{background:var(--petrol-900);color:#bcd4da;margin-top:var(--space);padding-top:clamp(2.5rem,4vw,3.5rem)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1.2fr 1.4fr;gap:2rem;padding-bottom:2.2rem;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand .logo{margin-bottom:.9rem}
.footer-tagline{font-size:.93rem;color:#9fbcc3;max-width:36ch}
.footer-stand{font-size:.82rem;color:#7fa1aa;margin-top:.6rem}
.footer-col h2{color:#fff;font-size:.82rem;text-transform:uppercase;letter-spacing:.08em;margin-bottom:.9rem}
.footer-col ul{list-style:none;padding:0;margin:0;display:grid;gap:.5rem}
.footer-col a{color:#bcd4da;text-decoration:none;font-size:.92rem}
.footer-col a:hover{color:#fff;text-decoration:underline}
.footer-cta p{font-size:.92rem;color:#9fbcc3}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:1.5rem;flex-wrap:wrap;padding-block:1.4rem}
.footer-disclaimer{font-size:.82rem;color:#8aa9b1;max-width:64ch;margin:0}
.footer-legal{display:flex;gap:1.2rem;flex-wrap:wrap}
.footer-legal a{color:#bcd4da;text-decoration:none;font-size:.86rem}
.footer-legal a:hover{color:#fff;text-decoration:underline}

/* ---------- To-top ---------- */
.to-top{position:fixed;right:1.1rem;bottom:1.1rem;width:2.8rem;height:2.8rem;border-radius:50%;
  background:var(--petrol-700);color:#fff;display:grid;place-items:center;box-shadow:var(--shadow);
  opacity:0;visibility:hidden;transform:translateY(8px);transition:.2s;z-index:90}
.to-top .icon{transform:rotate(180deg)}
.to-top.show{opacity:1;visibility:visible;transform:none}
.to-top:hover{background:var(--petrol-600);color:#fff}

/* ---------- Termin / Form ---------- */
.booking-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:clamp(1.5rem,4vw,2.6rem);box-shadow:var(--shadow);max-width:680px;margin-inline:auto;text-align:center}
.booking-card .expert{display:flex;align-items:center;gap:1rem;justify-content:center;margin-bottom:1.3rem}
.expert-avatar{width:64px;height:64px;border-radius:50%;background:var(--petrol-600);color:#fff;
  display:grid;place-items:center;font-weight:800;font-size:1.4rem;flex:0 0 auto}
.expert-meta{text-align:left}
.expert-meta strong{display:block;font-size:1.1rem}
.expert-meta span{color:var(--muted);font-size:.9rem}
.placeholder-note{margin-top:1rem;font-size:.84rem;color:var(--warn-700);background:var(--warn-50);
  border:1px dashed var(--warn-line);border-radius:9px;padding:.7rem 1rem}
.steps-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin:2rem 0}
.step{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1.3rem}
.step-n{width:2.1rem;height:2.1rem;border-radius:50%;background:var(--petrol-600);color:#fff;
  display:grid;place-items:center;font-weight:760;margin-bottom:.7rem}

/* ---------- Responsive ---------- */
@media (max-width:1020px){
  .kpi-grid{grid-template-columns:repeat(3,1fr)}
  .kpi:nth-child(4),.kpi:nth-child(5){grid-column:span 1}
  .footer-grid{grid-template-columns:1fr 1fr}
  .layout-2col{grid-template-columns:1fr}
  .toc{position:static;border-left:0;border-top:1px solid var(--line);padding:1rem 0 0;margin-bottom:1.5rem}
  .toc ol{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
  .header-cta span{display:none}
  .header-cta{padding:.6em .7em}
  .nav-toggle{display:inline-flex;order:3}
  .primary-nav{position:fixed;inset:68px 0 auto 0;background:var(--surface);border-bottom:1px solid var(--line);
    box-shadow:var(--shadow);transform:translateY(-130%);transition:transform .25s ease;visibility:hidden}
  .primary-nav.open{transform:none;visibility:visible}
  .nav-list{flex-direction:column;align-items:stretch;gap:.1rem;padding:.8rem 1.1rem 1.2rem;max-height:80vh;overflow:auto}
  .nav-link{padding:.85rem .6rem;font-size:1.05rem;border-radius:9px}
  .nav-dd .dd{position:static}
  .dd-menu{position:static;box-shadow:none;border:0;border-left:2px solid var(--petrol-100);border-radius:0;
    margin:.2rem 0 .4rem .6rem;min-width:0}
  .nav-toggle[aria-expanded="true"] .icon-menu{display:none}
  .nav-toggle[aria-expanded="true"] .icon-close{display:block}
  .hero-inner{grid-template-columns:1fr}
  .hero-aside{margin-top:.5rem}
  .cta-inner{grid-template-columns:1fr;gap:1.3rem}
  .grid-2,.steps-3{grid-template-columns:1fr}
}
@media (max-width:560px){
  .kpi-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr}
  .timeline::before{left:8px}
  .tl-item{grid-template-columns:18px 1fr;column-gap:.55rem}
  .tl-date{grid-column:2;grid-row:1;text-align:left;padding:0 0 .25rem}
  .tl-dot{grid-column:1;grid-row:1;margin:.3rem auto 0}
  .tl-card{grid-column:2;grid-row:2;margin-left:0}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .steps-3{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}
@media print{.site-header,.to-top,.cta-banner,.nav-toggle{display:none}body{background:#fff}}

/* ===== Hero-Illustration ===== */
.hero-illu{width:100%;max-width:480px;margin-inline:auto;height:auto;display:block;filter:drop-shadow(0 12px 30px rgba(0,0,0,.18))}
.hero--sub .hero-inner.has-illu{grid-template-columns:1.15fr .85fr;gap:clamp(1.5rem,4vw,3rem);align-items:center}
@media (max-width:860px){.hero--sub .hero-inner.has-illu{grid-template-columns:1fr}.hero-illu{max-width:360px}}

/* ===== Interaktiver Betroffenheits-Check ===== */
.checktool{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow);overflow:hidden;position:relative;z-index:2}
.ct-head{background:var(--petrol-50);border-bottom:1px solid var(--petrol-100);padding:1.3rem 1.5rem 1.2rem}
.ct-badge{display:inline-flex;align-items:center;gap:.4rem;font-size:.75rem;font-weight:760;letter-spacing:.08em;
  text-transform:uppercase;color:var(--petrol-700);background:#fff;border:1px solid var(--petrol-100);
  padding:.25rem .7rem;border-radius:999px;margin-bottom:.6rem}
.ct-head h2{margin:0 0 .2rem;font-size:1.45rem}
.ct-intro{margin:0;color:var(--muted);font-size:.95rem}
.ct-body{padding:1.4rem 1.5rem 1.5rem}
.ct-step{margin-bottom:1.2rem}
.ct-step[hidden]{display:none}
.ct-q{font-weight:740;font-size:1.05rem;margin:0 0 .8rem;display:flex;gap:.5rem;align-items:baseline}
.ct-q .ct-num{flex:0 0 auto;width:1.6rem;height:1.6rem;background:var(--petrol-600);color:#fff;border-radius:50%;
  display:inline-grid;place-items:center;font-size:.85rem;font-weight:760}
.ct-options{display:flex;flex-wrap:wrap;gap:.6rem}
.ct-opt{flex:1 1 auto;min-width:150px;padding:.85rem 1rem;border:1.5px solid var(--line);border-radius:11px;
  background:#fff;color:var(--ink);font-weight:640;font-size:.96rem;cursor:pointer;text-align:left;
  transition:border-color .15s,background .15s,transform .1s;font-family:inherit}
.ct-opt:hover{border-color:var(--petrol-400,#3f95a8);background:var(--petrol-50)}
.ct-opt:active{transform:scale(.99)}
.ct-opt.is-sel{border-color:var(--petrol-600);background:var(--petrol-50);box-shadow:var(--ring)}
.ct-result{margin-top:.4rem}
.ct-result[hidden]{display:none}
.ct-res-panel{border-radius:var(--radius);padding:1.2rem 1.4rem;border:1px solid;border-left-width:5px}
.ct-res-panel[hidden]{display:none}
.ct-res-tag{font-size:.78rem;font-weight:760;letter-spacing:.06em;text-transform:uppercase;display:flex;
  align-items:center;gap:.45rem;margin-bottom:.5rem}
.ct-res-panel h3{margin:.1rem 0 .5rem;font-size:1.25rem}
.ct-res-panel p{margin:0 0 .8rem;font-size:.97rem}
.ct-res-panel .btn{margin-top:.2rem}
.ct-res--good{background:var(--good-50);border-color:var(--good-line);border-left-color:var(--good-600)}
.ct-res--good .ct-res-tag{color:var(--good-700)}
.ct-res--alert{background:var(--alert-50);border-color:var(--alert-line);border-left-color:var(--alert-600)}
.ct-res--alert .ct-res-tag{color:var(--alert-700)}
.ct-res--info{background:var(--info-50);border-color:var(--info-line);border-left-color:var(--info-600)}
.ct-res--info .ct-res-tag{color:var(--info-700)}
.ct-reset{margin-top:1rem;background:none;border:0;color:var(--petrol-700);font-weight:640;cursor:pointer;
  font-size:.92rem;font-family:inherit;padding:.3rem 0;display:inline-flex;align-items:center;gap:.4rem}
.ct-reset:hover{text-decoration:underline}
.ct-reset[hidden]{display:none}

/* ===== Visuelle Umsatz-Aufschlüsselung ===== */
.breakdown{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:1.4rem 1.5rem;box-shadow:var(--shadow-sm)}
.breakdown h3{margin:0 0 .3rem;font-size:1.2rem}
.breakdown .bd-sub{color:var(--muted);font-size:.92rem;margin:0 0 1.1rem}
.bd-bar{display:flex;height:14px;border-radius:999px;overflow:hidden;margin-bottom:1.1rem;border:1px solid var(--line)}
.bd-bar span{display:block}
.bd-bar .bd-out{background:repeating-linear-gradient(45deg,#e3e9ec,#e3e9ec 7px,#eef2f4 7px,#eef2f4 14px);flex:0 0 58%}
.bd-bar .bd-in{background:var(--petrol-500);flex:1}
.bd-cols{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.bd-col{border:1px solid var(--line);border-radius:var(--radius);padding:1rem 1.1rem}
.bd-col--out{background:var(--surface-2)}
.bd-col--in{background:var(--petrol-50);border-color:var(--petrol-100)}
.bd-col h4{margin:0 0 .7rem;font-size:.95rem;display:flex;align-items:center;gap:.45rem}
.bd-col--out h4{color:var(--muted)}
.bd-col--in h4{color:var(--petrol-700)}
.bd-chip{display:flex;align-items:center;gap:.5rem;padding:.4rem 0;font-size:.93rem;font-weight:600}
.bd-chip .ic{flex:0 0 auto;width:1.25rem;height:1.25rem;border-radius:50%;display:inline-grid;place-items:center;font-size:.7rem;font-weight:800}
.bd-col--out .bd-chip{color:var(--ink-soft)}
.bd-col--out .bd-chip .ic{background:#e3e9ec;color:var(--muted)}
.bd-col--out .bd-chip span{text-decoration:line-through;text-decoration-color:var(--line)}
.bd-col--in .bd-chip .ic{background:var(--good-50);color:var(--good-600)}
.bd-note{margin:1.1rem 0 0;font-size:.88rem;color:var(--muted)}
@media (max-width:560px){.bd-cols{grid-template-columns:1fr}.bd-bar .bd-out{flex-basis:50%}}

/* ===== Ausklappbare Detail-Box ===== */
.expand{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);margin:1.6rem 0;overflow:hidden}
.expand-sum{display:flex;align-items:center;gap:.6rem;padding:1rem 1.2rem;cursor:pointer;font-weight:700;
  list-style:none;color:var(--ink);font-size:1.02rem}
.expand-sum::-webkit-details-marker{display:none}
.expand-sum > span{flex:1}
.expand-sum .icon{color:var(--petrol-600)}
.expand-chev{transition:transform .2s;color:var(--petrol-500)}
.expand[open] .expand-chev{transform:rotate(180deg)}
.expand[open] .expand-sum{border-bottom:1px solid var(--line)}
.expand-body{padding:1.3rem 1.4rem}
.expand-body > :first-child{margin-top:0}
.expand-body > :last-child{margin-bottom:0}

/* ===== Relevanz / Stakes ===== */
.stakes{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.stake{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1.3rem 1.35rem;
  border-top:4px solid var(--petrol-500);box-shadow:var(--shadow-sm)}
.stake--alert{border-top-color:var(--alert-600)}
.stake-ic{width:2.7rem;height:2.7rem;border-radius:12px;background:var(--petrol-50);color:var(--petrol-600);
  display:grid;place-items:center;margin-bottom:.8rem}
.stake--alert .stake-ic{background:var(--alert-50);color:var(--alert-600)}
.stake h3{margin:0 0 .35rem;font-size:1.08rem}
.stake p{margin:0;font-size:.93rem;color:var(--ink-soft)}
@media(max-width:760px){.stakes{grid-template-columns:1fr}}

/* ===== Vorteile-Grid ===== */
.benefit-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:1.1rem;margin-top:1.6rem}
.benefit{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1.3rem 1.35rem;box-shadow:var(--shadow-sm)}
.benefit-ic{width:2.7rem;height:2.7rem;border-radius:12px;background:var(--petrol-50);color:var(--petrol-600);display:grid;place-items:center;margin-bottom:.8rem}
.benefit h3{margin:0 0 .35rem;font-size:1.05rem}
.benefit p{margin:0;font-size:.93rem;color:var(--ink-soft)}
.practical-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-top:1.6rem}
.practical-grid .card h3{display:flex;align-items:center;gap:.5rem;font-size:1.05rem;margin-top:0}
.practical-grid .card h3 .icon{color:var(--petrol-600)}
@media(max-width:860px){.benefit-grid{grid-template-columns:1fr 1fr}.practical-grid{grid-template-columns:1fr}}
@media(max-width:560px){.benefit-grid{grid-template-columns:1fr}}