/* ============================================================
   Jürgen Altmeppen – Bewerberwebsite
   Farbwelt: Schiefergrau #465156 (aus LinkedIn-Banner) + Petrol
   Schriften: Inter Tight (Display) · Inter (Text) · IBM Plex Mono (Labels)
   Signatur-Element: "Pegellatte" – Messmarken-Linie (Wasserbau)
   ============================================================ */

/* ---------- Schriften (lokal, DSGVO-konform) ---------- */
@font-face{font-family:'Inter';font-style:normal;font-weight:400;font-display:swap;src:url('../fonts/inter-latin-400-normal.woff2') format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:500;font-display:swap;src:url('../fonts/inter-latin-500-normal.woff2') format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:600;font-display:swap;src:url('../fonts/inter-latin-600-normal.woff2') format('woff2')}
@font-face{font-family:'Inter Tight';font-style:normal;font-weight:700;font-display:swap;src:url('../fonts/inter-tight-latin-700-normal.woff2') format('woff2')}
@font-face{font-family:'Inter Tight';font-style:normal;font-weight:800;font-display:swap;src:url('../fonts/inter-tight-latin-800-normal.woff2') format('woff2')}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:400;font-display:swap;src:url('../fonts/ibm-plex-mono-latin-400-normal.woff2') format('woff2')}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:500;font-display:swap;src:url('../fonts/ibm-plex-mono-latin-500-normal.woff2') format('woff2')}

/* ---------- Design-Tokens ---------- */
:root{
  --schiefer:#465156;        /* Markenfarbe aus dem Banner */
  --tiefe:#313A3E;           /* dunkle Flächen, Footer */
  --papier:#F4F6F6;
  --weiss:#FFFFFF;
  --linie:#DCE2E3;
  --tinte:#232A2D;
  --grau:#5C686D;
  --nebel:#C9D3D6;           /* helle Schrift auf dunklem Grund */
  --petrol:#2E7D8C;
  --petrol-dunkel:#23616E;
  --display:'Inter Tight',sans-serif;
  --text:'Inter',sans-serif;
  --mono:'IBM Plex Mono',monospace;
  --radius:6px;
  --max:1120px;
}

/* ---------- Basis ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--text);
  font-size:17px;line-height:1.65;
  color:var(--tinte);
  background:var(--papier);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--petrol);text-decoration:none}
a:hover{color:var(--petrol-dunkel)}
a:focus-visible,button:focus-visible{outline:2px solid var(--petrol);outline-offset:3px}

.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}

/* ---------- Typografie ---------- */
h1,h2,h3{font-family:var(--display);color:var(--tinte);line-height:1.12}
h1{font-size:clamp(2.3rem,5.4vw,3.6rem);font-weight:800;letter-spacing:-.02em}
h2{font-size:clamp(1.65rem,3.4vw,2.3rem);font-weight:800;letter-spacing:-.015em;margin-bottom:.6em}
h3{font-size:1.18rem;font-weight:700;margin-bottom:.4em}
p+p{margin-top:1em}
.lead{font-size:1.16rem;color:var(--grau)}

/* Eyebrow-Label im Mess-Stil */
.eyebrow{
  font-family:var(--mono);font-size:.78rem;font-weight:500;
  letter-spacing:.14em;text-transform:uppercase;color:var(--petrol);
  display:inline-flex;align-items:center;gap:12px;margin-bottom:18px;
}
.eyebrow::before{content:"";width:34px;height:2px;background:var(--petrol)}

/* ---------- Pegellatte (Signatur-Element) ----------
   Vertikale Messmarken wie an einer Pegellatte im Wasserbau */
.gauge{
  position:relative;
}
.gauge::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:14px;
  border-left:2px solid var(--petrol);
  background:
    repeating-linear-gradient(to bottom,
      var(--petrol) 0 2px, transparent 2px 14px) left top/8px 100% no-repeat,
    repeating-linear-gradient(to bottom,
      var(--petrol) 0 2px, transparent 2px 56px) left top/14px 100% no-repeat;
  opacity:.85;
}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(244,246,246,.92);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--linie);
}
.nav-bar{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{font-family:var(--display);font-weight:800;font-size:1.02rem;letter-spacing:.04em;color:var(--tinte);text-transform:uppercase}
.brand span{color:var(--petrol)}
.nav-links{display:flex;gap:28px;list-style:none}
.nav-links a{
  font-size:.92rem;font-weight:500;color:var(--tinte);
  padding:6px 0;border-bottom:2px solid transparent;
}
.nav-links a:hover{color:var(--petrol)}
.nav-links a.aktiv{color:var(--petrol);border-bottom-color:var(--petrol)}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle .bar{display:block;width:24px;height:2px;background:var(--tinte);margin:5px 0;transition:.25s}

/* ---------- Buttons ---------- */
.btn{
  display:inline-block;font-weight:600;font-size:.95rem;
  padding:13px 26px;border-radius:var(--radius);
  transition:background .2s,color .2s,border-color .2s;
}
.btn-voll{background:var(--petrol);color:#fff}
.btn-voll:hover{background:var(--petrol-dunkel);color:#fff}
.btn-rahmen{border:1.5px solid var(--schiefer);color:var(--tinte)}
.btn-rahmen:hover{border-color:var(--petrol);color:var(--petrol)}
.btn-hell{background:#fff;color:var(--tiefe)}
.btn-hell:hover{background:var(--nebel);color:var(--tiefe)}

/* ---------- Sektionen ---------- */
.sektion{padding:88px 0}
.sektion-dunkel{background:var(--schiefer);color:var(--nebel)}
.sektion-dunkel h2,.sektion-dunkel h3{color:#fff}
.sektion-dunkel .eyebrow{color:#9FD0DB}
.sektion-dunkel .eyebrow::before{background:#9FD0DB}
.sektion-weiss{background:var(--weiss)}

/* ---------- Banner ---------- */
.banner{background:var(--schiefer);line-height:0}
.banner img{width:100%;max-width:1366px;height:auto;display:block;margin:0 auto}

/* ---------- Hero ---------- */
.hero{padding:48px 0 92px;background:var(--schiefer);color:var(--nebel)}
.hero-inner{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.hero-text{padding-left:34px}
.hero h1{color:#fff;margin:14px 0 22px}
.hero h1 .akzent{color:#9FD0DB}
.hero .eyebrow{color:#9FD0DB;margin-bottom:0}
.hero .eyebrow::before{background:#9FD0DB}
.hero-sub{font-size:1.12rem;max-width:34em;color:var(--nebel)}
.hero-cta{margin-top:34px;display:flex;gap:14px;flex-wrap:wrap}
.hero .gauge::before{border-color:#9FD0DB;
  background:
    repeating-linear-gradient(to bottom,#9FD0DB 0 2px,transparent 2px 14px) left top/8px 100% no-repeat,
    repeating-linear-gradient(to bottom,#9FD0DB 0 2px,transparent 2px 56px) left top/14px 100% no-repeat;}
.hero-bild{position:relative;max-width:380px;justify-self:end}
.hero-bild img{border-radius:var(--radius);position:relative;z-index:1}
.hero-bild::after{
  content:"";position:absolute;inset:18px -18px -18px 18px;
  border:2px solid #9FD0DB;border-radius:var(--radius);z-index:0;opacity:.55;
}

/* ---------- Kompetenz-Karten ---------- */
.karten{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:14px}
.karte{
  background:var(--weiss);border:1px solid var(--linie);border-radius:var(--radius);
  padding:30px 26px;
}
.sektion-dunkel .karte{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.14)}
.karte .nr{font-family:var(--mono);font-size:.78rem;color:var(--petrol);letter-spacing:.12em;display:block;margin-bottom:14px}
.sektion-dunkel .karte .nr{color:#9FD0DB}
.karte ul{list-style:none;margin-top:12px}
.karte li{padding:5px 0 5px 20px;position:relative;font-size:.95rem;color:var(--grau)}
.sektion-dunkel .karte li{color:var(--nebel)}
.karte li::before{content:"";position:absolute;left:0;top:14px;width:9px;height:2px;background:var(--petrol)}

/* ---------- Kennzahlen-Band ---------- */
.zahlen{display:grid;grid-template-columns:repeat(3,1fr);gap:34px 22px;text-align:left}
.zahl .wert{font-family:var(--mono);font-weight:500;font-size:2rem;color:var(--tinte);display:block}
.sektion-dunkel .zahl .wert{color:#fff}
.zahl .label{font-size:.9rem;color:var(--grau)}
.sektion-dunkel .zahl .label{color:var(--nebel)}

/* ---------- Zitat ---------- */
.zitat{
  border-left:3px solid var(--petrol);padding:6px 0 6px 28px;max-width:46em;
  font-size:1.22rem;font-family:var(--display);font-weight:700;line-height:1.45;color:var(--tinte);
}
.zitat-quelle{font-family:var(--mono);font-size:.8rem;color:var(--grau);margin-top:14px;letter-spacing:.06em}

/* ---------- Lebenslauf / Pegellatte-Timeline ---------- */
.cv{position:relative;padding-left:42px;max-width:780px}
.cv::before{
  content:"";position:absolute;left:0;top:4px;bottom:4px;width:14px;
  border-left:2px solid var(--petrol);
  background:
    repeating-linear-gradient(to bottom,var(--petrol) 0 2px,transparent 2px 16px) left top/8px 100% no-repeat,
    repeating-linear-gradient(to bottom,var(--petrol) 0 2px,transparent 2px 64px) left top/14px 100% no-repeat;
  opacity:.8;
}
.cv-eintrag{position:relative;padding-bottom:44px}
.cv-eintrag:last-child{padding-bottom:0}
.cv-eintrag::before{
  content:"";position:absolute;left:-48px;top:8px;width:12px;height:12px;border-radius:50%;
  background:var(--papier);border:2.5px solid var(--petrol);
}
.sektion-weiss .cv-eintrag::before{background:#fff}
.cv-zeit{font-family:var(--mono);font-size:.8rem;font-weight:500;letter-spacing:.08em;color:var(--petrol);display:block;margin-bottom:6px}
.cv-eintrag h3{margin-bottom:2px}
.cv-ort{font-size:.95rem;color:var(--grau);margin-bottom:10px}
.cv-eintrag ul{list-style:none;margin-top:8px}
.cv-eintrag li{padding:4px 0 4px 20px;position:relative;font-size:.96rem;color:var(--grau)}
.cv-eintrag li::before{content:"";position:absolute;left:0;top:13px;width:9px;height:2px;background:var(--petrol)}

/* ---------- Referenz-Cases ---------- */
.cases{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.case{
  background:var(--weiss);border:1px solid var(--linie);border-radius:var(--radius);
  padding:30px 28px;display:flex;flex-direction:column;gap:10px;
}
.case .tag{
  font-family:var(--mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;
  color:var(--petrol);background:rgba(46,125,140,.08);
  padding:4px 10px;border-radius:3px;align-self:flex-start;
}
.case p{font-size:.97rem;color:var(--grau)}
.case .ergebnis{font-size:.9rem;color:var(--tinte);font-weight:600;margin-top:auto;padding-top:8px;border-top:1px solid var(--linie)}

/* ---------- Logo-Karussell ---------- */
.logo-karussell{
  overflow:hidden;position:relative;padding:14px 0;
  /* sanftes Ein-/Ausblenden an den Rändern */
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
}
.logo-spur{
  display:flex;width:max-content;
  animation:logo-lauf 48s linear infinite;
}
.logo-karussell:hover .logo-spur{animation-play-state:paused}
.logo-item{
  flex:0 0 auto;width:220px;height:92px;margin:0 20px;
  display:flex;align-items:center;justify-content:center;
}
.logo-item img{
  max-width:100%;max-height:84px;width:auto;height:auto;
  /* macht jedes Logo (egal welche Farbe) einheitlich weiß */
  filter:brightness(0) invert(1);
  opacity:.78;transition:opacity .25s;
}
.logo-karussell:hover .logo-item img{opacity:.78}
.logo-item:hover img{opacity:1}
@keyframes logo-lauf{
  from{transform:translateX(0)}
  to{transform:translateX(-50%)}
}
@media (prefers-reduced-motion:reduce){
  .logo-spur{animation:none;flex-wrap:wrap;justify-content:center;width:100%}
}

/* Variante für hellen Hintergrund: Logos dunkel statt weiß */
.sektion-weiss .logo-item img{filter:brightness(0);opacity:.55}
.sektion-weiss .logo-item:hover img{opacity:.85}
.kundenliste{columns:3;column-gap:40px;list-style:none;margin-top:8px}
.kundenliste li{padding:6px 0;font-size:.96rem;color:var(--grau);break-inside:avoid;border-bottom:1px solid var(--linie)}

/* ---------- Kontakt ---------- */
.kontakt-karten{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;max-width:860px}
.kontakt-karte{
  background:var(--weiss);border:1px solid var(--linie);border-radius:var(--radius);
  padding:28px;display:block;color:var(--tinte);transition:border-color .2s;
}
.kontakt-karte:hover{border-color:var(--petrol);color:var(--tinte)}
.kontakt-karte .typ{font-family:var(--mono);font-size:.75rem;letter-spacing:.12em;text-transform:uppercase;color:var(--petrol);display:block;margin-bottom:10px}
.kontakt-karte .wert{font-family:var(--display);font-weight:700;font-size:1.15rem;word-break:break-word}
.kontakt-karte .hinweis{font-size:.9rem;color:var(--grau);margin-top:6px}

/* ---------- Über mich ---------- */
.zweispaltig{display:grid;grid-template-columns:1fr .72fr;gap:60px;align-items:start}
.zweispaltig .bild img{border-radius:var(--radius)}
.prinzipien{margin-top:20px;display:grid;gap:18px}
.prinzip{border-left:3px solid var(--petrol);padding-left:20px}
.prinzip h3{font-size:1.05rem;margin-bottom:2px}
.prinzip p{font-size:.96rem;color:var(--grau)}
.werkzeuge{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.werkzeug{
  font-family:var(--mono);font-size:.8rem;
  border:1px solid var(--linie);background:var(--weiss);
  padding:7px 14px;border-radius:3px;color:var(--grau);
}

/* ---------- CTA-Band ---------- */
.cta-band{background:var(--tiefe);color:var(--nebel);padding:72px 0;text-align:center}
.cta-band h2{color:#fff;margin-bottom:10px}
.cta-band p{max-width:38em;margin:0 auto 28px}

/* ---------- Footer ---------- */
.site-footer{background:var(--tiefe);color:var(--nebel);padding:54px 0 34px;font-size:.92rem}
.footer-inner{display:flex;justify-content:space-between;gap:36px;flex-wrap:wrap}
.footer-claim{font-family:var(--display);font-weight:700;color:#fff;max-width:20em;line-height:1.4}
.footer-nav{list-style:none;display:flex;gap:22px;flex-wrap:wrap}
.footer-nav a{color:var(--nebel)}
.footer-nav a:hover{color:#fff}
.footer-meta{margin-top:34px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.85rem;color:#97A4A9}
.footer-meta a{color:#97A4A9}
.footer-meta a:hover{color:#fff}

/* ---------- Rechtstexte ---------- */
.recht{max-width:760px}
.recht h2{margin-top:1.6em}
.recht h2:first-of-type{margin-top:0}

/* ---------- Scroll-Animation ---------- */
.anim{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.anim.sichtbar{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .anim{opacity:1;transform:none;transition:none}
}

/* ---------- Responsiv ---------- */
@media (max-width:920px){
  .hero-inner{grid-template-columns:1fr;gap:44px}
  .hero-bild{justify-self:start;max-width:300px}
  .karten{grid-template-columns:1fr}
  .zahlen{grid-template-columns:repeat(2,1fr);gap:30px}
  .cases{grid-template-columns:1fr}
  .zweispaltig{grid-template-columns:1fr}
  .zweispaltig .bild{max-width:340px}
  .kundenliste{columns:2}
}
@media (max-width:760px){
  .nav-toggle{display:block}
  .nav-links{
    position:absolute;top:68px;left:0;right:0;
    background:var(--papier);border-bottom:1px solid var(--linie);
    flex-direction:column;gap:0;padding:10px 24px 18px;display:none;
  }
  .nav-links.offen{display:flex}
  .nav-links a{display:block;padding:12px 0;font-size:1.05rem}
  .sektion{padding:64px 0}
  .hero{padding:60px 0 72px}
  .hero-text{padding-left:26px}
  .kontakt-karten{grid-template-columns:1fr}
  .kundenliste{columns:1}
  .zahlen{grid-template-columns:1fr 1fr}
}