:root{
  --ink:#14110F;
  --graphite:#1F1C19;
  --graphite-2:#2A2622;
  --concrete:#E7E3DA;
  --paper:#F5F2EC;
  --brass:#D19A3C;
  --brass-deep:#A8761F;
  --blueprint:#23515E;
  --steel:#8A8F8C;

  --display:"Big Shoulders Display",Impact,sans-serif;
  --body:"Inter Tight",system-ui,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,monospace;

  --pad:clamp(1.25rem,5vw,5rem);
  --maxw:1240px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--body);font-size:17px;line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit}
:focus-visible{outline:3px solid var(--brass);outline-offset:3px}

.wrap{max-width:var(--maxw);margin:0 auto;padding-inline:var(--pad)}
section{padding-block:clamp(4rem,9vw,7.5rem)}

/* ---------- Typo ---------- */
h1,h2,h3{font-family:var(--display);font-weight:800;line-height:.92;
  letter-spacing:.005em;text-transform:uppercase;margin:0}
h1{font-size:clamp(3rem,9.5vw,7.5rem)}
h2{font-size:clamp(2.4rem,6vw,4.5rem)}
h3{font-size:clamp(1.35rem,2.4vw,1.8rem);line-height:1}
p{margin:0 0 1rem}
.lede{font-size:clamp(1.05rem,1.6vw,1.3rem);max-width:56ch;color:#3B3733}

.eyebrow{
  font-family:var(--mono);font-size:.72rem;letter-spacing:.22em;
  text-transform:uppercase;color:var(--brass-deep);
  display:flex;align-items:center;gap:.9rem;margin-bottom:1.6rem
}
.eyebrow::after{content:"";flex:1;height:1px;
  background:linear-gradient(90deg,var(--brass),transparent)}
.dark .eyebrow{color:var(--brass)}

/* ---------- Header ---------- */
header{
  position:sticky;top:0;z-index:50;background:rgba(20,17,15,.92);
  backdrop-filter:blur(10px);border-bottom:1px solid #38322C
}
.bar{display:flex;align-items:center;justify-content:space-between;
  gap:1.5rem;height:74px;max-width:var(--maxw);margin:0 auto;padding-inline:var(--pad)}
.brand{display:flex;align-items:center;gap:.7rem;text-decoration:none;color:var(--paper)}
.brand span{font-family:var(--display);font-size:1.55rem;letter-spacing:.02em;
  text-transform:uppercase;font-weight:800}
.brand span b{color:var(--brass);font-weight:800}
nav{display:flex;align-items:center;gap:1.8rem}
nav a{font-size:.9rem;text-decoration:none;color:#CFC9C0;letter-spacing:.01em}
nav a:hover{color:var(--brass)}
.btn{
  display:inline-block;font-family:var(--mono);font-size:.78rem;letter-spacing:.14em;
  text-transform:uppercase;text-decoration:none;padding:.85rem 1.4rem;
  background:var(--brass);color:var(--ink);border:0;cursor:pointer;
  transition:background .2s,transform .2s
}
.btn:hover{background:#E5AE4C;transform:translateY(-2px)}
.btn.ghost{background:transparent;color:var(--paper);
  box-shadow:inset 0 0 0 1px #5A5148}
.btn.ghost:hover{background:#2A2622;color:var(--brass)}
.menu-toggle{display:none;background:none;border:1px solid #5A5148;color:var(--paper);
  font-family:var(--mono);font-size:.72rem;letter-spacing:.14em;padding:.6rem .9rem;cursor:pointer}

/* ---------- Hero ---------- */
.hero{background:var(--ink);color:var(--paper);padding-block:clamp(3rem,6vw,5rem) 0;position:relative;overflow:hidden}
.hero h1{color:var(--paper)}
.hero h1 em{font-style:normal;color:var(--brass);
  -webkit-text-stroke:0}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(1.5rem,4vw,4rem);align-items:end}
.hero p{color:#B9B2A8;max-width:44ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:2rem}

/* Vorher/Nachher */
.compare{margin-top:clamp(2.5rem,5vw,4rem);position:relative;
  aspect-ratio:21/9;min-height:280px;overflow:hidden;background:var(--graphite);
  border:1px solid #38322C}
.compare .layer{position:absolute;inset:0}
.compare .after{clip-path:inset(0 0 0 var(--split,50%))}
.compare .before{clip-path:inset(0 calc(100% - var(--split,50%)) 0 0)}
.ph{
  width:100%;height:100%;display:flex;align-items:flex-end;padding:1.25rem;
  background-color:var(--graphite-2);
  background-image:repeating-linear-gradient(45deg,
    rgba(255,255,255,.045) 0 2px,transparent 2px 11px);
}
.ph.warm{background-color:#3A2E20;
  background-image:repeating-linear-gradient(45deg,
    rgba(209,154,60,.14) 0 2px,transparent 2px 11px)}
.ph code{font-family:var(--mono);font-size:.7rem;color:#8A8F8C;
  background:rgba(0,0,0,.5);padding:.4rem .6rem;letter-spacing:.04em}
.tag{position:absolute;top:1rem;font-family:var(--mono);font-size:.68rem;
  letter-spacing:.2em;text-transform:uppercase;padding:.4rem .7rem;
  background:rgba(20,17,15,.8);color:var(--paper);z-index:3}
.tag.l{left:1rem}
.tag.r{right:1rem;color:var(--brass)}
.compare input[type=range]{
  position:absolute;inset:0;width:100%;height:100%;margin:0;z-index:4;
  -webkit-appearance:none;appearance:none;background:transparent;cursor:ew-resize}
.compare input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;width:56px;height:100%;
  background:var(--brass);box-shadow:0 0 0 1px rgba(0,0,0,.4);
  clip-path:polygon(46% 0,54% 0,54% 100%,46% 100%)}
.compare input[type=range]::-moz-range-thumb{
  width:5px;height:100%;border:0;border-radius:0;background:var(--brass)}
.handle{position:absolute;top:50%;left:var(--split,50%);z-index:5;
  translate:-50% -50%;width:52px;height:52px;background:var(--brass);
  display:grid;place-items:center;pointer-events:none;
  font-family:var(--mono);font-size:.85rem;color:var(--ink)}

/* ---------- Kennzahlen ---------- */
.stats{background:var(--brass);color:var(--ink);padding-block:0}
.stats .wrap{display:grid;grid-template-columns:repeat(4,1fr);
  border-left:1px solid rgba(20,17,15,.18)}
.stat{padding:2.2rem 1.4rem;border-right:1px solid rgba(20,17,15,.18)}
.stat b{display:block;font-family:var(--display);font-size:clamp(2.2rem,4vw,3.2rem);
  line-height:.9;font-weight:800}
.stat span{font-family:var(--mono);font-size:.68rem;letter-spacing:.16em;
  text-transform:uppercase;color:#4B3A16}

/* ---------- Ablauf ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#D6D1C6;
  margin-top:3rem;border:1px solid #D6D1C6}
.step{background:var(--paper);padding:2.2rem 1.8rem 2.6rem}
.step .no{font-family:var(--mono);font-size:.72rem;letter-spacing:.2em;
  color:var(--brass-deep);display:block;margin-bottom:1.6rem}
.step h3{margin-bottom:.9rem}
.step p{color:#4A453F;font-size:.97rem;margin:0}

/* ---------- Projekte ---------- */
.dark{background:var(--ink);color:var(--paper)}
.dark .lede{color:#B9B2A8}
.projects{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));
  gap:1.5rem;margin-top:3rem}
.card{background:var(--graphite);border:1px solid #38322C;display:flex;flex-direction:column;
  transition:border-color .25s,transform .25s}
.card:hover{border-color:var(--brass);transform:translateY(-4px)}
.card .thumb{aspect-ratio:4/3;position:relative}
.chip{position:absolute;top:0;left:0;z-index:2;font-family:var(--mono);
  font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;
  padding:.45rem .8rem;background:var(--brass);color:var(--ink)}
.chip.plan{background:var(--blueprint);color:#DCEDF2}
.chip.done{background:#4A453F;color:#CFC9C0}
.card-body{padding:1.5rem 1.5rem 1.7rem;flex:1;display:flex;flex-direction:column}
.card h3{color:var(--paper);margin-bottom:.4rem}
.card .loc{font-family:var(--mono);font-size:.72rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--steel);margin-bottom:1.2rem}
.specs{list-style:none;margin:auto 0 0;padding:1.1rem 0 0;border-top:1px solid #38322C;
  font-family:var(--mono);font-size:.78rem;color:#B9B2A8}
.specs li{display:flex;justify-content:space-between;padding:.32rem 0}
.specs li span:last-child{color:var(--paper)}

/* ---------- Ankauf-Band ---------- */
.band{background:var(--concrete)}
.band-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,5vw,4.5rem);align-items:start}
.criteria{list-style:none;margin:0;padding:0;border-top:1px solid #C9C3B6}
.criteria li{padding:1rem 0 1rem 2.2rem;border-bottom:1px solid #C9C3B6;position:relative;
  font-size:.98rem}
.criteria li::before{content:"→";position:absolute;left:0;color:var(--brass-deep);
  font-family:var(--mono)}

/* ---------- Formular ---------- */
form{display:grid;gap:1rem;margin-top:2.5rem}
.row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
label{font-family:var(--mono);font-size:.7rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--steel);display:block;margin-bottom:.45rem}
input,select,textarea{
  width:100%;padding:.85rem .9rem;background:var(--graphite);border:1px solid #4A453F;
  color:var(--paper);font-family:var(--body);font-size:1rem}
input:focus,select:focus,textarea:focus{border-color:var(--brass);outline:none}
textarea{min-height:130px;resize:vertical}
.consent{display:flex;gap:.7rem;align-items:flex-start;font-size:.85rem;color:#B9B2A8}
.consent input{width:auto;margin-top:.25rem}

/* ---------- Kontaktdaten ---------- */
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(2rem,5vw,4.5rem)}
.dl{font-family:var(--mono);font-size:.9rem;border-top:1px solid #38322C;margin-top:2rem}
.dl div{display:flex;justify-content:space-between;gap:1rem;padding:.9rem 0;
  border-bottom:1px solid #38322C}
.dl dt{color:var(--steel);letter-spacing:.1em;text-transform:uppercase;font-size:.7rem}
.dl dd{margin:0;text-align:right}
.dl a{color:var(--brass);text-decoration:none}

/* ---------- Footer ---------- */
footer{background:var(--graphite);color:#B9B2A8;padding-block:3rem;
  border-top:1px solid #38322C;font-size:.85rem}
.foot{display:flex;justify-content:space-between;flex-wrap:wrap;gap:1.5rem}
footer a{color:#B9B2A8;text-decoration:none}
footer a:hover{color:var(--brass)}
.legal{font-family:var(--mono);font-size:.72rem;color:#6E675F;max-width:60ch;margin-top:2rem}

/* ---------- Responsive ---------- */
@media (max-width:900px){
  .hero-grid,.band-grid,.contact-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .stats .wrap{grid-template-columns:1fr 1fr}
  nav{display:none}
  nav.open{display:flex;position:absolute;top:74px;left:0;right:0;
    flex-direction:column;align-items:flex-start;gap:0;background:var(--ink);
    padding:1rem var(--pad) 1.5rem;border-bottom:1px solid #38322C}
  nav.open a{padding:.8rem 0;width:100%;border-bottom:1px solid #2A2622}
  .menu-toggle{display:block}
  .compare{aspect-ratio:4/3}
}
@media (max-width:560px){
  .row{grid-template-columns:1fr}
  .stats .wrap{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto}
}