/* ==========================================================================
   Stubanus Consulting – Stylesheet
   Eine Grundrichtung: dunkle Basis, genau eine Akzentfarbe (--accent).
   Kein Framework, keine externen Ressourcen, kein Light-Mode-Umschalter.
   ========================================================================== */

/* --- Schriften: lokal, niemals von einem CDN ----------------------------- */
@font-face{font-family:'Inter';font-style:normal;font-weight:100 900;font-display:swap;
src:url('assets/fonts/inter-var-latin.woff2') format('woff2');
unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;}
@font-face{font-family:'Inter';font-style:normal;font-weight:100 900;font-display:swap;
src:url('assets/fonts/inter-var-latin-ext.woff2') format('woff2');
unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;}

/* --- Farben und Maße ----------------------------------------------------- */
:root{
  --bg:#0d1117;
  --bg-elev:#141b24;
  --bg-elev-2:#1a222d;
  --line:#25303d;
  --line-strong:#33404f;
  --text:#e6edf3;
  --text-muted:#a9b6c3;
  --accent:#5ab0f5;
  --accent-hover:#8ccafa;
  --accent-ink:#08111a;
  --accent-soft:rgba(90,176,245,0.12);

  --font:'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --measure:68ch;
  --wrap:68rem;
  --radius:10px;
  --header-h:4rem;
}

/* --- Grundlagen ---------------------------------------------------------- */
*,*::before,*::after{box-sizing:border-box;}

html{
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
  overflow-x:hidden;
}

body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:1rem;
  line-height:1.7;
  font-synthesis-weight:none;
  -webkit-font-smoothing:antialiased;
  overflow-wrap:break-word;
}

img{max-width:100%;height:auto;display:block;}

h1,h2,h3{
  line-height:1.2;
  letter-spacing:-0.02em;
  margin:0 0 0.6em;
  font-weight:650;
  text-wrap:balance;
}
h1{font-size:clamp(1.9rem,1.3rem + 2.7vw,3.25rem);font-weight:700;}
h2{font-size:clamp(1.5rem,1.2rem + 1.3vw,2.125rem);}
h3{font-size:1.125rem;letter-spacing:-0.01em;}

p{margin:0 0 1.1em;max-width:var(--measure);}
ul,ol{max-width:var(--measure);}

a{color:var(--accent);text-decoration:underline;text-underline-offset:0.18em;text-decoration-thickness:1px;}
a:hover{color:var(--accent-hover);}

strong{font-weight:650;}

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

.wrap{
  width:100%;
  max-width:var(--wrap);
  margin-inline:auto;
  padding-inline:1.25rem;
}

.skip-link{
  position:absolute;
  left:-9999px;
  top:0;
  z-index:100;
  background:var(--accent);
  color:var(--accent-ink);
  padding:0.65rem 1rem;
  font-weight:600;
  text-decoration:none;
  border-radius:0 0 var(--radius) 0;
}
.skip-link:focus{left:0;}

/* --- Kopfzeile ----------------------------------------------------------- */
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(13,17,23,0.92);
  backdrop-filter:saturate(140%) blur(8px);
  border-bottom:1px solid var(--line);
}

.header-inner{
  display:flex;
  align-items:center;
  gap:1rem;
  min-height:var(--header-h);
  flex-wrap:wrap;
  padding-block:0.5rem;
}

.brand{
  display:inline-flex;
  align-items:center;
  gap:0.55rem;
  color:var(--text);
  text-decoration:none;
  font-weight:650;
  letter-spacing:-0.01em;
  white-space:nowrap;
  flex:0 0 auto;
}
.brand-mark{
  display:inline-grid;
  place-items:center;
  width:1.75rem;
  height:1.75rem;
  border:1px solid var(--accent);
  border-radius:7px;
  color:var(--accent);
  font-size:0.9rem;
  font-weight:700;
}
.brand-text{font-size:0.98rem;}

.site-nav{
  order:3;
  flex:1 1 100%;
  overflow-x:auto;
  overscroll-behavior-x:contain;
  scrollbar-width:none;
  margin-inline:-1.25rem;
  padding-inline:1.25rem;
}
.site-nav::-webkit-scrollbar{display:none;}
.site-nav ul{
  display:flex;
  gap:1.1rem;
  list-style:none;
  margin:0;
  padding:0;
  max-width:none;
  white-space:nowrap;
}
.site-nav a{
  display:inline-block;
  padding:0.35rem 0;
  color:var(--text-muted);
  font-size:0.9rem;
  text-decoration:none;
  border-bottom:1px solid transparent;
}
.site-nav a:hover,.site-nav a:focus-visible{color:var(--text);border-bottom-color:var(--accent);}

.header-cta{margin-left:auto;flex:0 0 auto;}

/* --- Buttons ------------------------------------------------------------- */
.btn{
  display:inline-block;
  padding:0.85rem 1.5rem;
  border:1px solid transparent;
  border-radius:var(--radius);
  font:inherit;
  font-weight:600;
  line-height:1.2;
  text-decoration:none;
  cursor:pointer;
}
.btn-primary{background:var(--accent);color:var(--accent-ink);}
.btn-primary:hover{background:var(--accent-hover);color:var(--accent-ink);}
.btn-sm{padding:0.5rem 0.9rem;font-size:0.875rem;}

/* --- Abschnitte ---------------------------------------------------------- */
.section{padding-block:clamp(3rem,2rem + 5vw,5.5rem);border-top:1px solid var(--line);}
.section-accent{background:var(--bg-elev);}
.section-intro{color:var(--text-muted);font-size:1.05rem;margin-bottom:2rem;}

/* --- Hero ---------------------------------------------------------------- */
.hero{padding-block:clamp(3.5rem,2rem + 8vw,7rem);}
.eyebrow{
  color:var(--accent);
  font-size:0.8rem;
  font-weight:600;
  letter-spacing:0.12em;
  text-transform:uppercase;
  margin-bottom:1.2rem;
}
.hero h1{max-width:20ch;}
.lead{font-size:1.125rem;color:var(--text-muted);}
.hero .lead{max-width:60ch;margin-bottom:2rem;}
.cta-row{margin:0 0 0.75rem;}
.cta-note{color:var(--text-muted);font-size:0.9rem;margin:0;}

/* --- Problemabschnitt ---------------------------------------------------- */
.symptom-list{
  list-style:none;
  margin:0;
  padding:0;
  max-width:none;
  display:grid;
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
}
.symptom-list li{background:var(--bg);padding:1.5rem;}
.symptom-list h3{margin-bottom:0.4rem;}
.symptom-list p{color:var(--text-muted);margin:0;}

/* --- Karten -------------------------------------------------------------- */
.cards{display:grid;gap:1.25rem;}
.card{
  background:var(--bg-elev);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:1.75rem;
}
.card h3{font-size:1.25rem;color:var(--text);}
.section-accent .card{background:var(--bg-elev-2);}

.facts{margin:0;}
.facts dt{
  color:var(--accent);
  font-size:0.75rem;
  font-weight:700;
  letter-spacing:0.1em;
  text-transform:uppercase;
  margin-top:1rem;
}
.facts dt:first-of-type{margin-top:0;}
.facts dd{margin:0.25rem 0 0;color:var(--text-muted);max-width:var(--measure);}

/* --- Arbeitsweise -------------------------------------------------------- */
.method-list{
  list-style:none;
  counter-reset:m;
  margin:0;
  padding:0;
  max-width:none;
  display:grid;
  gap:1.75rem;
}
.method-list li{counter-increment:m;padding-left:3rem;position:relative;}
.method-list li::before{
  content:counter(m,decimal-leading-zero);
  position:absolute;
  left:0;
  top:0.1rem;
  color:var(--accent);
  font-variant-numeric:tabular-nums;
  font-weight:700;
  font-size:0.9rem;
  letter-spacing:0.05em;
}
.method-list h3{margin-bottom:0.3rem;font-size:1.2rem;}
.method-list p{color:var(--text-muted);margin:0;}

/* --- Projekte ------------------------------------------------------------ */
.cases{display:grid;gap:1.25rem;}
.case{
  border:1px solid var(--line);
  border-left:3px solid var(--accent);
  border-radius:var(--radius);
  padding:1.75rem;
  background:var(--bg-elev);
}
.case h3{font-size:1.2rem;margin-bottom:0.15rem;}
.case-client{
  color:var(--text-muted);
  font-size:0.85rem;
  letter-spacing:0.04em;
  text-transform:uppercase;
  margin-bottom:1.25rem;
}

/* Platzhalter, der beim Befüllen nicht übersehen werden soll */
.ph{
  display:inline-block;
  padding:0.05em 0.45em;
  border-bottom:2px dashed var(--accent);
  background:var(--accent-soft);
  color:var(--text);
  font-weight:650;
  font-variant-numeric:tabular-nums;
}

/* --- Über mich ----------------------------------------------------------- */
.about{display:grid;gap:2rem;align-items:start;}
.about-text p{color:var(--text-muted);}
.about-figure{margin:0;max-width:16rem;}
.about-figure img{
  border-radius:var(--radius);
  border:1px solid var(--line-strong);
  filter:grayscale(1) contrast(1.05);
}
.about-figure figcaption{
  margin-top:0.6rem;
  color:var(--text-muted);
  font-size:0.85rem;
}

/* --- Preise -------------------------------------------------------------- */
.price-list{
  list-style:none;
  margin:0 0 1.5rem;
  padding:0;
  max-width:46rem;
  border-top:1px solid var(--line);
}
.price-list li{
  display:flex;
  flex-wrap:wrap;
  gap:0.35rem 1rem;
  justify-content:space-between;
  align-items:baseline;
  padding:1.1rem 0;
  border-bottom:1px solid var(--line);
}
.price-name{font-weight:600;}
.price-value{color:var(--accent);font-weight:650;font-variant-numeric:tabular-nums;white-space:nowrap;}
.fineprint{color:var(--text-muted);font-size:0.9rem;}

/* --- Kontakt ------------------------------------------------------------- */
.contact{display:grid;gap:2.5rem;align-items:start;}
.contact-text p{color:var(--text-muted);}
.contact-text .lead{color:var(--text-muted);}
.notice{
  border-left:3px solid var(--accent);
  padding:0.75rem 1rem;
  background:var(--accent-soft);
  border-radius:0 var(--radius) var(--radius) 0;
}

.contact-form{
  background:var(--bg-elev);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:1.5rem;
}
.field{margin-bottom:1.1rem;}
.field label{
  display:block;
  margin-bottom:0.35rem;
  font-size:0.85rem;
  font-weight:600;
  letter-spacing:0.02em;
  color:var(--text);
}
.field input,.field textarea{
  width:100%;
  padding:0.7rem 0.85rem;
  background:var(--bg);
  color:var(--text);
  border:1px solid var(--line-strong);
  border-radius:8px;
  font:inherit;
  line-height:1.5;
}
.field textarea{resize:vertical;min-height:7rem;}
.field input:focus-visible,.field textarea:focus-visible{border-color:var(--accent);}
.form-hint{color:var(--text-muted);font-size:0.85rem;margin-bottom:1rem;}
.contact-form .btn{width:100%;}
.form-status{margin:1rem 0 0;font-size:0.9rem;color:var(--text-muted);min-height:1.4em;}
.form-status:empty{margin:0;min-height:0;}
.form-status.is-error{color:var(--accent-hover);}

/* --- Rechtstexte --------------------------------------------------------- */
.legal h2{font-size:1.25rem;margin-top:2.5rem;}
.legal h1 + h2{margin-top:1.5rem;}
.legal p,.legal li{color:var(--text-muted);}
.legal ul{padding-left:1.2rem;margin-bottom:1.1em;}
.legal li{margin-bottom:0.35rem;}
.back-link{margin-top:3rem;}

/* --- Fußzeile ------------------------------------------------------------ */
.site-footer{
  border-top:1px solid var(--line);
  padding-block:2.5rem;
  background:var(--bg-elev);
}
.footer-inner{
  display:flex;
  flex-wrap:wrap;
  gap:0.75rem 2rem;
  align-items:center;
  justify-content:space-between;
}
.site-footer p{margin:0;color:var(--text-muted);font-size:0.9rem;}
.footer-links{
  display:flex;
  flex-wrap:wrap;
  gap:1.25rem;
  list-style:none;
  margin:0;
  padding:0;
  font-size:0.9rem;
}
.footer-links a{color:var(--text-muted);text-decoration:none;border-bottom:1px solid var(--line-strong);}
.footer-links a:hover{color:var(--text);border-bottom-color:var(--accent);}

/* --- Breitere Ansichten -------------------------------------------------- */
@media (min-width:48em){
  .header-inner{flex-wrap:nowrap;}
  .site-nav{order:0;flex:1 1 auto;margin-inline:0;padding-inline:0;overflow:visible;}
  .site-nav ul{justify-content:center;}
  .symptom-list{grid-template-columns:repeat(2,1fr);}
  .cards{grid-template-columns:repeat(3,1fr);}
  .method-list{grid-template-columns:repeat(2,1fr);gap:2.25rem 2.5rem;}
  .cases{grid-template-columns:repeat(3,1fr);}
  .about{grid-template-columns:minmax(0,1fr) auto;gap:3rem;}
  .contact{grid-template-columns:minmax(0,1fr) minmax(0,26rem);gap:3rem;}
  .contact-form{padding:2rem;}
}

@media (min-width:64em){
  .brand-text{font-size:1.05rem;}
  .site-nav ul{gap:1.5rem;}
}

/* --- Scroll-Fades --------------------------------------------------------
   Startzustand wird nur gesetzt, wenn script.js die Klasse .js am <html>
   gesetzt hat. Ohne JavaScript bleibt jeder Inhalt sichtbar.              */
.js .reveal{
  opacity:0;
  transform:translateY(12px);
  transition:opacity 500ms ease-out,transform 500ms ease-out;
  will-change:opacity,transform;
}
.js .reveal.is-visible{opacity:1;transform:none;}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  .js .reveal,.js .reveal.is-visible{
    opacity:1;
    transform:none;
    transition:none;
    will-change:auto;
  }
  *,*::before,*::after{animation-duration:0.001ms !important;transition-duration:0.001ms !important;}
}

/* --- Druck --------------------------------------------------------------- */
@media print{
  .site-header,.skip-link,.contact-form{display:none;}
  body{background:#fff;color:#000;}
}