/* ============================================================
   INTER Handwerker Service, gemeinsames Basis-Stylesheet
   Gilt fuer Startseite, Fach-Seiten und Danke-Seite.
   INTER Corporate Design nach Styleguide 03|2026.
   Ergaenzt wird es von premium.css (Animationen, Whitespace).
   ============================================================ */

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --cosmic:#001B41;--aurora:#DEDC00;--white:#FFFFFF;
  --g50:#F4F6F9;--g100:#E8EBF0;--g400:#8A96A8;--g600:#566070;
  --border:#D4DAE3;--r:6px;--rlg:10px;--rxl:16px;
  --shadow:0 1px 3px rgba(0,27,65,.08);
  --shadow-md:0 4px 16px rgba(0,27,65,.12);
}
html{scroll-behavior:smooth}
body{font-family:'Barlow','Helvetica Neue',Arial,sans-serif;background:var(--white);color:var(--cosmic);line-height:1.6;font-size:16px;overflow-x:hidden}
a{text-decoration:none;color:inherit}

/* NAV */
nav{position:fixed;top:0;left:0;right:0;z-index:100;background:var(--white);border-bottom:1px solid var(--border);height:68px;display:flex;align-items:center;padding:0 clamp(20px,5vw,64px);justify-content:space-between;box-shadow:var(--shadow)}
.nav-logo a{display:flex;align-items:center}
.nav-logo img{height:40px;width:auto;display:block}
.nav-right{display:flex;align-items:center;gap:24px}
.nav-links{display:flex;gap:20px}
.nav-links a{font-size:14px;font-weight:600;color:var(--g600);transition:color .15s}
.nav-links a:hover,.nav-links a.active{color:var(--cosmic)}
.nav-tel{display:flex;align-items:center;gap:7px;font-size:14px;font-weight:700;color:var(--cosmic);border:1.5px solid var(--border);padding:9px 18px;border-radius:var(--r);transition:border-color .15s}
.nav-tel:hover{border-color:var(--cosmic)}
.nav-hamburger{display:none;background:none;border:none;cursor:pointer;padding:8px}
.nav-hamburger svg{display:block}
.nav-mobile-overlay{display:none;position:fixed;top:68px;left:0;right:0;bottom:0;background:var(--white);z-index:99;flex-direction:column;padding:32px clamp(20px,5vw,64px)}
.nav-mobile-overlay.open{display:flex}
.nav-mobile-overlay a{font-size:18px;font-weight:600;color:var(--cosmic);padding:16px 0;border-bottom:1px solid var(--border)}
.nav-mobile-overlay a:last-child{border-bottom:none}
@media(max-width:700px){.nav-links{display:none}.nav-hamburger{display:block}}
@media(max-width:480px){.nav-tel span{display:none}}

/* BUTTONS */
.btn-aurora{background:var(--aurora);color:var(--cosmic);padding:15px 30px;border-radius:var(--r);font-size:15px;font-weight:700;font-family:'Barlow',sans-serif;border:none;cursor:pointer;transition:filter .15s,transform .1s;display:inline-block}
.btn-aurora:hover{filter:brightness(1.07);transform:translateY(-1px)}
.btn-outline{background:transparent;color:rgba(255,255,255,.85);padding:14px 22px;border-radius:var(--r);font-size:15px;font-weight:600;border:1.5px solid rgba(255,255,255,.25);transition:all .15s;display:inline-block}
.btn-outline:hover{border-color:rgba(255,255,255,.55);color:var(--white)}
.btn-outline-dark{background:transparent;color:var(--cosmic);padding:14px 22px;border-radius:var(--r);font-size:15px;font-weight:600;border:1.5px solid var(--border);transition:all .15s;display:inline-block}
.btn-outline-dark:hover{border-color:var(--cosmic)}

/* SECTIONS */
section{padding:72px clamp(20px,5vw,64px)}
.inner{max-width:1100px;margin:0 auto}
.inner-narrow{max-width:820px;margin:0 auto}
.kicker{display:inline-block;background:var(--cosmic);color:var(--aurora);font-size:11px;font-weight:700;letter-spacing:1px;text-transform:uppercase;padding:3px 10px;border-radius:3px;margin-bottom:14px}
.kicker.inv{background:rgba(222,220,0,.15);color:var(--aurora)}
h2{font-family:'Barlow Condensed','Arial Narrow',Arial,sans-serif;font-size:clamp(28px,4vw,44px);font-weight:800;line-height:1.1;letter-spacing:-.3px;margin-bottom:14px}
.lead{font-size:16px;color:var(--g600);max-width:620px;line-height:1.7}
.lead.inv{color:rgba(255,255,255,.65)}

/* HERO */
.hero{background:var(--cosmic);padding:106px clamp(20px,5vw,64px) 80px;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 600px 400px at 75% 50%,rgba(222,220,0,.08),transparent 70%);pointer-events:none}
.hero-grid{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:1fr 400px;gap:60px;align-items:center}
@media(max-width:880px){.hero-grid{grid-template-columns:1fr}}
.hero-kicker{display:inline-flex;align-items:center;gap:7px;background:rgba(222,220,0,.13);border:1px solid rgba(222,220,0,.3);color:var(--aurora);font-size:11px;font-weight:700;letter-spacing:.8px;text-transform:uppercase;padding:5px 14px;border-radius:999px;margin-bottom:20px}
.hero h1{font-family:'Barlow Condensed','Arial Narrow',Arial,sans-serif;font-size:clamp(36px,5.5vw,64px);font-weight:800;line-height:1.05;letter-spacing:-.5px;color:var(--white);margin-bottom:16px}
.hero h1 em{font-style:normal;color:var(--aurora)}
.hero-sub{font-size:clamp(15px,1.8vw,18px);color:rgba(255,255,255,.68);line-height:1.65;max-width:520px;margin-bottom:30px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:32px}
.hero-trust{display:flex;flex-wrap:wrap;gap:18px}
.trust-pill{display:flex;align-items:center;gap:6px;font-size:13px;color:rgba(255,255,255,.6);font-weight:500}
.trust-pill a{color:rgba(255,255,255,.6);border-bottom:1px solid rgba(255,255,255,.25)}
.trust-pill a:hover{color:var(--white)}
.trust-dot{width:18px;height:18px;border-radius:50%;background:rgba(222,220,0,.18);border:1px solid rgba(222,220,0,.3);color:var(--aurora);font-size:10px;display:flex;align-items:center;justify-content:center;flex-shrink:0}

/* FORMULAR */
.form-card{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);border-radius:var(--rxl);padding:28px 24px;backdrop-filter:blur(6px)}
@media(max-width:880px){.form-card{margin-top:32px}}
.form-card-title{font-family:'Barlow Condensed',sans-serif;font-size:19px;font-weight:800;color:var(--aurora);text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px}
.form-card-sub{font-size:13px;color:rgba(255,255,255,.55);line-height:1.5;margin-bottom:20px;padding-bottom:16px;border-bottom:1px solid rgba(255,255,255,.1)}
.f-field{margin-bottom:14px}
.f-field label{display:block;font-size:12px;font-weight:600;color:rgba(255,255,255,.7);margin-bottom:5px}
.f-field input[type=text],.f-field input[type=email],.f-field select,.f-field textarea{
  width:100%;font-family:'Barlow',sans-serif;font-size:14px;color:var(--white);
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
  border-radius:var(--r);padding:11px 12px;transition:border-color .15s,background .15s}
.f-field input:focus,.f-field select:focus,.f-field textarea:focus{outline:none;border-color:var(--aurora);background:rgba(255,255,255,.12)}
.f-field select option{color:var(--cosmic);background:var(--white)}
.f-field textarea{resize:vertical;min-height:70px}
.f-check{display:flex;gap:9px;align-items:flex-start;margin:16px 0 14px}
.f-check input{margin-top:3px;flex-shrink:0;accent-color:var(--aurora)}
.f-check label{font-size:12px;color:rgba(255,255,255,.6);line-height:1.5}
.f-check label a{color:var(--aurora);border-bottom:1px solid rgba(222,220,0,.4)}
.f-submit{width:100%;text-align:center}
.f-note{font-size:11.5px;color:rgba(255,255,255,.45);line-height:1.5;margin-top:12px}
.hp-field{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

/* ENTITY-STATEMENT */
.entity-statement{background:var(--g50);padding:28px 0}
.entity-statement .inner{max-width:860px}
.entity-statement p{font-size:15px;line-height:1.8;color:var(--g600);margin:0}

/* ZIELGRUPPEN, ruhige Textbloecke */
.zielgruppen-section{background:var(--cosmic)}
.zielgruppen-section h2{color:var(--white)}
.zg-grid{display:grid;grid-template-columns:1fr 1fr;gap:36px 48px;margin-top:44px}
@media(max-width:760px){.zg-grid{grid-template-columns:1fr;gap:28px}}
.zg h3{font-size:16px;font-weight:700;color:var(--aurora);margin-bottom:8px}
.zg p{font-size:14.5px;color:rgba(255,255,255,.62);line-height:1.75}

/* KARTEN-GRID */
.themen-section{background:var(--g50)}
.themen-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:44px}
@media(max-width:760px){.themen-grid{grid-template-columns:1fr}}
.thema-card{background:var(--white);border:1px solid var(--border);border-radius:var(--rlg);padding:30px;box-shadow:var(--shadow);transition:transform .2s,box-shadow .2s,border-color .2s;display:flex;flex-direction:column}
.thema-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--cosmic)}
.thema-card h3{font-size:19px;font-weight:700;color:var(--cosmic);margin-bottom:10px}
.thema-card p{font-size:14.5px;color:var(--g600);line-height:1.75;flex:1}
.thema-link{margin-top:20px;display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;color:var(--cosmic);border:1.5px solid var(--border);padding:9px 16px;border-radius:var(--r);transition:border-color .15s;align-self:flex-start}
.thema-link:hover{border-color:var(--cosmic)}
.weitere{margin-top:32px;font-size:14px;color:var(--g600)}
.weitere a{font-weight:600;color:var(--cosmic);border-bottom:1px solid var(--border)}
.weitere a:hover{border-bottom-color:var(--cosmic)}

/* FACH-SEITEN: FLIESSTEXT */
.fach h2{font-size:clamp(24px,3.2vw,34px);margin-bottom:16px}
.fach h3{font-size:18px;font-weight:700;color:var(--cosmic);margin:26px 0 8px}
.fach p{font-size:16px;color:var(--g600);line-height:1.85;margin-bottom:16px}
.fach ul{list-style:none;margin:4px 0 18px}
.fach li{font-size:16px;color:var(--g600);line-height:1.8;padding:7px 0 7px 26px;position:relative;border-top:1px solid var(--border)}
.fach li:first-child{border-top:none}
.fach li::before{content:'';position:absolute;left:6px;top:17px;width:6px;height:6px;border-radius:50%;background:var(--aurora)}
.fach li strong{color:var(--cosmic);font-weight:700}
.fach .hinweis-box{background:var(--g50);border-left:3px solid var(--aurora);border-radius:0 var(--r) var(--r) 0;padding:20px 24px;margin:24px 0}
.fach .hinweis-box p{margin-bottom:0;font-size:15px}
.fach .quelle{font-size:13px;color:var(--g400);line-height:1.6;margin-top:-6px;margin-bottom:20px}
.fach .ehrlich{background:var(--cosmic);border-radius:var(--rlg);padding:32px}
.fach .ehrlich h2,.fach .ehrlich h3{color:var(--white)}
.fach .ehrlich p{color:rgba(255,255,255,.68)}
.fach .ehrlich li{color:rgba(255,255,255,.68);border-top-color:rgba(255,255,255,.12)}
.fach .ehrlich li strong{color:var(--white)}
.uebergang{background:var(--g50);border:1px solid var(--border);border-radius:var(--rlg);padding:24px 28px;margin:32px 0 0;font-size:15.5px;color:var(--g600);line-height:1.8}

/* UEBER MICH */
.ueber-grid{display:grid;grid-template-columns:340px 1fr;gap:60px;align-items:center}
@media(max-width:800px){.ueber-grid{grid-template-columns:1fr;gap:36px}}
.ueber-img{border-radius:var(--rlg);overflow:hidden;box-shadow:var(--shadow-md)}
.ueber-img img{width:100%;display:block;object-fit:cover}
@media(max-width:800px){.ueber-img{max-width:280px}}
.ueber-text p{font-size:15px;color:var(--g600);line-height:1.75;margin-bottom:16px}
.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:24px 0 20px}
@media(max-width:600px){.stats-grid{grid-template-columns:1fr}}
.stat{background:var(--g50);border:1px solid var(--border);border-radius:var(--r);padding:14px 16px}
.stat-num{font-family:'Barlow Condensed',sans-serif;font-size:30px;font-weight:800;color:var(--cosmic);line-height:1}
.stat-num sup{font-size:16px;color:var(--aurora)}
.stat-lbl{font-size:12px;color:var(--g600);margin-top:3px}
.stat-lbl a{border-bottom:1px solid var(--border)}
.kennzeichnung{font-size:12.5px;color:var(--g400);line-height:1.6;border-top:1px solid var(--border);padding-top:14px}

/* ABLAUF */
.ablauf-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:44px}
@media(max-width:760px){.ablauf-grid{grid-template-columns:1fr}}
.schritt{border-top:2px solid var(--aurora);padding-top:18px}
.schritt-nr{font-family:'Barlow Condensed',sans-serif;font-size:34px;font-weight:800;color:var(--cosmic);line-height:1;margin-bottom:6px}
.schritt h3{font-size:16px;font-weight:700;color:var(--cosmic);margin-bottom:8px}
.schritt p{font-size:14.5px;color:var(--g600);line-height:1.75}

/* FAQ */
.faq-section{background:var(--g50)}
.faq-wrap{max-width:820px;margin:44px auto 0;display:flex;flex-direction:column;gap:8px}
.faq{background:var(--white);border:1px solid var(--border);border-radius:var(--rlg);overflow:hidden}
.faq-q{padding:18px 20px;font-size:15.5px;font-weight:700;color:var(--cosmic);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:12px;user-select:none}
.faq-q::after{content:'+';font-size:20px;font-weight:400;color:var(--g400);flex-shrink:0;transition:transform .2s}
.faq.open .faq-q::after{transform:rotate(45deg)}
.faq-a{display:none;padding:0 20px 18px;font-size:15px;color:var(--g600);line-height:1.8}
.faq.open .faq-a{display:block}

/* CTA */
.cta-section{background:var(--cosmic)}
.cta-box{max-width:680px;margin:0 auto;text-align:center}
.cta-box h2{color:var(--white);margin-bottom:14px}
.cta-box p{font-size:16px;color:rgba(255,255,255,.6);margin-bottom:32px;line-height:1.65}
.cta-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}

/* FOOTER */
footer{background:var(--cosmic);border-top:1px solid rgba(255,255,255,.08);padding:32px clamp(20px,5vw,64px)}
.footer-inner{max-width:1100px;margin:0 auto;display:flex;flex-wrap:wrap;gap:18px;justify-content:space-between;align-items:center}
.footer-logo img{height:26px;width:auto;display:block}
.footer-links{display:flex;gap:18px;flex-wrap:wrap}
.footer-links a,.footer-links button{font-size:13px;color:rgba(255,255,255,.5);font-weight:500;background:none;border:none;cursor:pointer;padding:0;font-family:inherit;transition:color .15s}
.footer-links a:hover,.footer-links button:hover{color:rgba(255,255,255,.9)}
.footer-nap{font-size:12px;color:rgba(255,255,255,.45);font-weight:500;text-align:center;width:100%}
.footer-nap a{color:rgba(255,255,255,.45);transition:color .15s}
.footer-nap a:hover{color:rgba(255,255,255,.9)}
.footer-vermittler{font-size:12px;color:rgba(255,255,255,.5);margin-top:12px;line-height:1.5}

/* LOGO LAUFBAND */
.carousel-section{background:var(--white);border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:18px 0 20px}
.carousel-label{text-align:center;font-size:11px;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--g400);margin-bottom:14px}
.carousel-track-wrap{overflow:hidden;position:relative}
.carousel-track-wrap::before,.carousel-track-wrap::after{content:'';position:absolute;top:0;bottom:0;width:80px;z-index:2;pointer-events:none}
.carousel-track-wrap::before{left:0;background:linear-gradient(to right,var(--white),transparent)}
.carousel-track-wrap::after{right:0;background:linear-gradient(to left,var(--white),transparent)}
.carousel-track{display:flex;align-items:center;gap:48px;width:max-content;animation:scroll-logos 35s linear infinite}
.carousel-track:hover{animation-play-state:paused}
.carousel-track img{height:56px;width:auto;object-fit:contain;opacity:.75;transition:opacity .2s,filter .2s;filter:grayscale(20%)}
.carousel-track img:hover{opacity:1;filter:grayscale(0%)}
@keyframes scroll-logos{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}

/* HISTORIE-STRIP */
.historie-strip{background:var(--g50);color:var(--cosmic);padding:56px 24px;text-align:center}
.historie-strip .inner{max-width:960px;margin:0 auto}
.historie-kicker{display:inline-block;font:600 13px/1 'Barlow',sans-serif;letter-spacing:2px;text-transform:uppercase;color:var(--g400);margin-bottom:12px}
.historie-headline{font:700 26px/1.25 'Barlow',sans-serif;color:var(--cosmic);margin:0 0 40px}
.historie-timeline{display:flex;justify-content:center;gap:0;position:relative;margin-bottom:8px}
.historie-timeline::before{content:'';position:absolute;top:24px;left:50%;transform:translateX(-50%);width:70%;height:2px;background:rgba(0,27,65,.12)}
.historie-station{flex:0 1 280px;text-align:center;position:relative;padding:0 16px}
.historie-year{display:inline-flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:50%;background:var(--aurora);color:var(--cosmic);font:700 16px/1 'Barlow',sans-serif;margin-bottom:16px;position:relative;z-index:1}
.historie-label{font:500 14.5px/1.55 'Barlow',sans-serif;color:var(--g600)}
.historie-label strong{display:block;font-weight:700;color:var(--cosmic);margin-bottom:4px}
@media(max-width:700px){
  .historie-timeline{flex-direction:column;gap:24px;align-items:center}
  .historie-timeline::before{width:2px;height:80%;top:10%;left:24px;transform:none}
  .historie-station{display:flex;align-items:flex-start;gap:16px;text-align:left;padding:0;width:100%;max-width:360px}
  .historie-year{flex-shrink:0;margin-bottom:0}
  .historie-headline{font-size:22px;margin-bottom:28px}
}

/* ---------- SEO-H2 IM HERO ---------- */
.hero-h2{
  font-family:'Barlow',sans-serif;
  font-size:clamp(15px,1.7vw,17px);
  font-weight:600;
  letter-spacing:.2px;
  color:var(--aurora);
  margin:0 0 14px;
  max-width:560px;
  line-height:1.45
}

/* ---------- BEGRIFFE ---------- */
.begriffe{margin-top:24px;display:flex;flex-direction:column;gap:2px}
.begriff{border-top:1px solid var(--border);padding:16px 0}
.begriff:last-child{border-bottom:1px solid var(--border)}
.begriff dt{font-size:16px;font-weight:700;color:var(--cosmic);margin-bottom:5px}
.begriff dd{font-size:15.5px;color:var(--g600);line-height:1.8;margin:0}

/* ---------- AUTORENBLOCK ---------- */
.autor{display:grid;grid-template-columns:104px 1fr;gap:24px;align-items:start}
@media(max-width:600px){.autor{grid-template-columns:1fr;gap:16px}}
.autor img{width:104px;height:104px;border-radius:50%;object-fit:cover;object-position:top center;
  border:2px solid var(--white);box-shadow:var(--shadow-md);display:block}
.autor-name{font-family:'Barlow Condensed',sans-serif;font-size:22px;font-weight:800;
  color:var(--cosmic);line-height:1.1;margin-bottom:6px}
.autor-rolle{font-size:13px;color:var(--g600);line-height:1.65;margin-bottom:10px}
.autor-text{font-size:14.5px;color:var(--g600);line-height:1.75;margin-bottom:10px}
.autor-text a{font-weight:600;color:var(--cosmic);border-bottom:1px solid var(--border)}
.autor-text a:hover{border-bottom-color:var(--cosmic)}
.autor-datum{font-size:12.5px;color:var(--g400)}