/* dirk-schelling.com — shared styles.
   Editorial, light, system fonts only (no webfont CDN — DSGVO). */

:root{
  --paper:#f5f3ee;
  --surface:#fffdf9;
  --surface-2:#eceae2;
  --ink:#14181a;
  --ink-2:#394146;
  --ink-soft:#5f686d; /* WCAG AA (>=4.5:1) auch bei 14px auf --paper */
  --line:#e0dcd2;
  --line-strong:#cdc7ba;
  --accent:#a3511b;
  --accent-dark:#7c3c12;
  --accent-wash:#f4e8dd;
  --deep:#171d20;
  --deep-2:#232b2f;
  --deep-line:#394348;

  --serif:"Iowan Old Style","Palatino Linotype",Palatino,"Book Antiqua",Georgia,serif;
  --sans:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --mono:ui-monospace,"SF Mono","Cascadia Code",Menlo,Consolas,monospace;

  --wrap:1120px;
  --radius:14px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--sans);font-size:1.0625rem;line-height:1.68;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img,svg{max-width:100%;height:auto}
a{color:var(--accent-dark);text-decoration-thickness:1px;text-underline-offset:2px}
a:hover{color:var(--accent)}
h1,h2,h3{font-family:var(--serif);font-weight:600;letter-spacing:-.015em;line-height:1.12;text-wrap:balance}
h1{font-size:clamp(2.1rem,5.2vw,3.5rem);margin:0 0 1rem}
h2{font-size:clamp(1.6rem,3.4vw,2.35rem);margin:0 0 .8rem}
h3{font-size:1.12rem;font-family:var(--sans);font-weight:700;letter-spacing:-.01em;margin:0 0 .4rem}
p{margin:0 0 1rem}
p:last-child{margin-bottom:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 clamp(1.15rem,4vw,2rem)}
.eyebrow{
  font-family:var(--mono);font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;
  color:var(--accent);margin:0 0 1rem;font-weight:600;
}
.lead{font-size:clamp(1.06rem,2.1vw,1.24rem);color:var(--ink-2);line-height:1.62}
.muted{color:var(--ink-soft)}
.skip{position:absolute;left:-9999px}
.skip:focus{left:1rem;top:1rem;z-index:99;background:var(--surface);padding:.6rem 1rem;border-radius:8px}

/* ---------- header ---------- */
.site-head{
  position:sticky;top:0;z-index:50;background:rgba(245,243,238,.92);
  backdrop-filter:saturate(140%) blur(8px);border-bottom:1px solid var(--line);
}
.site-head .wrap{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:66px}
.brand{display:inline-flex;align-items:center;gap:.6rem;text-decoration:none;color:inherit}
.brand-mark{width:30px;height:30px;flex:0 0 auto}
.brand-name{font-family:var(--serif);font-weight:600;font-size:1.16rem;letter-spacing:-.02em;line-height:1.2}
.brand-role{display:block;font-family:var(--mono);font-size:.62rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-soft);font-weight:600}
.nav{display:flex;align-items:center;gap:1.35rem}
.nav a{font-size:.94rem;font-weight:600;color:var(--ink-2);text-decoration:none}
.nav a:hover{color:var(--accent)}
@media (max-width:880px){.nav a.hide-sm{display:none}}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.5rem;
  padding:.78rem 1.3rem;border-radius:999px;font-weight:650;font-size:.98rem;
  text-decoration:none;border:1px solid transparent;transition:transform .12s ease,background .16s ease;
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-dark);color:#fff}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line-strong)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}
.btn-light{background:#fff;color:var(--deep)}
.btn-light:hover{background:var(--accent-wash);color:var(--deep)}

/* ---------- sections ---------- */
section{padding:clamp(3.2rem,7vw,5.5rem) 0}
.sec-head{max-width:44rem;margin:0 0 clamp(1.8rem,4vw,2.8rem)}
.alt{background:var(--surface-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.dark{background:var(--deep);color:#eceae4}
.dark h2,.dark h3{color:#fff}
.dark .lead,.dark p{color:#c9cdcd}
.dark .eyebrow{color:#e2a06a}

/* ---------- hero ---------- */
.hero{padding-top:clamp(2.8rem,7vw,4.6rem);padding-bottom:clamp(2.4rem,6vw,4rem)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,.95fr);gap:clamp(2rem,5vw,4rem);align-items:start}
@media (max-width:900px){.hero-grid{grid-template-columns:1fr}}
.hero h1 em{font-style:normal;color:var(--accent)}
.hero-actions{display:flex;flex-wrap:wrap;gap:.7rem;margin-top:1.8rem}
.hero-note{margin-top:1.1rem;font-size:.88rem;color:var(--ink-soft)}
.hero-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:1.5rem 1.6rem;box-shadow:0 1px 0 rgba(20,24,26,.03),0 14px 34px -28px rgba(20,24,26,.35);
}
.hero-card h2{font-family:var(--serif);font-size:1.32rem;font-weight:600;margin:0;letter-spacing:-.02em}

/* Portrait + Namenszeile im Kurzprofil. Die Person ist das Argument dieser
   Seite, deshalb steht sie über dem Lebenslauf und nicht irgendwo im Fußbereich. */
.profile{display:flex;align-items:center;gap:1.1rem;padding-bottom:1.25rem;margin-bottom:1.25rem;border-bottom:1px solid var(--line)}
.portrait{
  width:104px;height:104px;flex:0 0 auto;border-radius:50%;object-fit:cover;
  background:var(--surface-2);box-shadow:0 0 0 3px #fff,0 0 0 4px var(--line);
}
.profile-role{font-size:.9rem;color:var(--ink-2);margin:.35rem 0 0;line-height:1.35}
.profile-loc{font-family:var(--mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-soft);margin:.4rem 0 0}
@media (max-width:420px){
  .profile{gap:.9rem}
  .portrait{width:80px;height:80px}
}
.cv{list-style:none;margin:0;padding:0;font-size:.94rem}
.cv li{display:grid;grid-template-columns:4.8rem 1fr;gap:.9rem;padding:.55rem 0;border-top:1px solid var(--line)}
.cv li:first-child{border-top:0;padding-top:0}
.cv time{font-family:var(--mono);font-size:.79rem;color:var(--accent);font-weight:600;padding-top:.14rem}
.cv span{color:var(--ink-2)}

/* ---------- facts ---------- */
.facts{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
@media (max-width:760px){.facts{grid-template-columns:repeat(2,1fr)}}
.fact{background:var(--paper);padding:1.5rem 1.25rem}
.fact b{display:block;font-family:var(--serif);font-size:clamp(1.5rem,3.4vw,2.05rem);font-weight:600;letter-spacing:-.02em;line-height:1}
.fact span{display:block;margin-top:.45rem;font-size:.88rem;color:var(--ink-soft);line-height:1.45}

/* ---------- prose + quote ---------- */
.prose{max-width:38rem}
.two-col{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.8fr);gap:clamp(2rem,5vw,3.6rem);align-items:start}
@media (max-width:900px){.two-col{grid-template-columns:1fr}}
blockquote.pull{
  margin:0;padding:1.5rem 1.6rem;background:var(--accent-wash);border-radius:var(--radius);
  border-left:3px solid var(--accent);font-family:var(--serif);font-size:1.2rem;line-height:1.42;color:#3d2312;
}
blockquote.pull footer{margin-top:.8rem;font-family:var(--sans);font-size:.82rem;color:#7c5539;letter-spacing:.02em}

/* ---------- cards ---------- */
.grid{display:grid;gap:1.05rem}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
@media (max-width:960px){.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:680px){.grid-3,.grid-2{grid-template-columns:1fr}}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1.4rem 1.45rem;
}
.card p{font-size:.96rem;color:var(--ink-2);margin:0}
.card-num{font-family:var(--mono);font-size:.72rem;letter-spacing:.16em;color:var(--accent);font-weight:600;display:block;margin-bottom:.7rem}
.dark .card{background:var(--deep-2);border-color:var(--deep-line)}
.dark .card p{color:#c2c7c8}
.dark .card-num{color:#e2a06a}

/* ---------- steps ---------- */
.steps{counter-reset:step;display:grid;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.step{background:var(--surface);padding:1.45rem 1.5rem;display:grid;grid-template-columns:2.6rem 1fr;gap:1.1rem;align-items:start}
.step::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  font-family:var(--mono);font-size:.9rem;font-weight:600;color:var(--accent);padding-top:.15rem;
}
.step p{font-size:.96rem;color:var(--ink-2);margin:0}

/* ---------- projects ---------- */
.proj{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:1.6rem clamp(1.3rem,3vw,1.9rem);display:grid;grid-template-columns:minmax(0,1fr);gap:1rem;
}
.proj + .proj{margin-top:1.05rem}
@media (min-width:820px){.proj{grid-template-columns:minmax(0,15rem) minmax(0,1fr);gap:clamp(1.5rem,4vw,3rem)}}
/* App-Icon der jeweiligen App. Radius normalisiert die Quellen: die SVGs bringen
   ihre eigene Rundung mit (transparente Ecken, wird nur beschnitten), das
   Mapasina-PNG ist randlos quadratisch und wird dadurch angeglichen. */
.proj-icon{display:block;width:48px;height:48px;border-radius:11px;margin:0 0 .85rem;box-shadow:0 1px 4px rgba(20,24,26,.16)}
.proj-id .tag{font-family:var(--mono);font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-soft);font-weight:600}
.proj-id h3{font-family:var(--serif);font-size:1.6rem;font-weight:600;letter-spacing:-.02em;margin:.3rem 0 .55rem}
.proj-id .status{display:inline-flex;align-items:center;gap:.42rem;font-size:.8rem;color:var(--ink-soft)}
.dot{width:7px;height:7px;border-radius:50%;background:#2f9e5e;flex:0 0 auto}
.dot-soon{background:#c98a1e}
.proj-note{font-size:.9rem;color:var(--ink-soft);margin-top:1rem}
.proj-body h4{font-family:var(--sans);font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin:0 0 .55rem;font-weight:700}
.proj-body p{font-size:.99rem;color:var(--ink-2)}
.proj-links{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem .9rem;margin-top:1rem;font-size:.92rem;font-weight:650}
.proj-links a{display:inline-flex;align-items:center;gap:.35rem;text-decoration:none;color:var(--accent-dark)}
.proj-links a:hover{text-decoration:underline}
.proj-links .sep{color:var(--line-strong)}
.chips{display:flex;flex-wrap:wrap;gap:.4rem;margin-top:1rem}
.chip{font-family:var(--mono);font-size:.7rem;letter-spacing:.06em;background:var(--surface-2);
  border:1px solid var(--line);color:var(--ink-soft);padding:.24rem .55rem;border-radius:999px}

/* ---------- stack ---------- */
.stack-list{list-style:none;margin:0;padding:0;display:grid;gap:1px;background:var(--deep-line)}
.stack-list li{background:var(--deep);padding:1.15rem .1rem}
.stack-list b{display:block;font-family:var(--mono);font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:#e2a06a;margin-bottom:.35rem}
.stack-list span{color:#c9cdcd;font-size:.96rem}

/* ---------- FAQ ---------- */
.faq{max-width:46rem}
.faq details{border-top:1px solid var(--line);padding:.2rem 0}
.faq details:last-of-type{border-bottom:1px solid var(--line)}
.faq summary{
  cursor:pointer;padding:1.05rem 2rem 1.05rem 0;font-weight:650;font-size:1.02rem;list-style:none;position:relative;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";position:absolute;right:.25rem;top:.95rem;font-family:var(--mono);
  font-size:1.15rem;color:var(--accent);line-height:1;
}
.faq details[open] summary::after{content:"\2013"}
.faq details p{font-size:.98rem;color:var(--ink-2);padding:0 1.5rem 1.15rem 0;margin:0}

/* ---------- contact ---------- */
.contact-box{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.85fr);gap:clamp(1.8rem,5vw,3.5rem);align-items:center;
}
@media (max-width:820px){.contact-box{grid-template-columns:1fr}}
.mailto{
  display:inline-block;font-family:var(--serif);font-size:clamp(1.15rem,3vw,1.7rem);
  color:#fff;text-decoration:none;border-bottom:1px solid #6c7a80;padding-bottom:.15rem;word-break:break-word;
}
.mailto:hover{color:#fff;border-color:#e2a06a}
.contact-meta{list-style:none;margin:1.6rem 0 0;padding:0;font-size:.94rem;color:#b9bec0;display:grid;gap:.45rem}

/* ---------- footer ---------- */
.site-foot{background:var(--deep);color:#9aa1a4;border-top:1px solid var(--deep-line);padding:2.6rem 0 3rem;font-size:.9rem}
.site-foot .wrap{display:flex;flex-wrap:wrap;gap:1rem 2rem;justify-content:space-between;align-items:flex-start}
.site-foot a{color:#d6d9d9;text-decoration:none}
.site-foot a:hover{color:#fff;text-decoration:underline}
.foot-nav{display:flex;flex-wrap:wrap;gap:1.1rem}

/* ---------- legal pages ---------- */
.legal{max-width:44rem;padding-top:clamp(2.4rem,6vw,3.6rem)}
.legal h1{font-size:clamp(1.9rem,4vw,2.6rem)}
.legal h2{font-size:1.22rem;margin:2.4rem 0 .5rem}
.legal h3{font-size:1rem;font-family:var(--sans);margin:1.6rem 0 .35rem}
.legal p,.legal li{color:var(--ink-2);font-size:1rem}
.legal ul{padding-left:1.2rem}
.legal address{font-style:normal;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1.2rem 1.3rem;margin:1rem 0}
.legal .back{display:inline-block;margin-top:2.6rem;font-weight:650;font-size:.94rem}