:root{
  --bg:#f7f5f1;
  --surface:#ffffff;
  --ink:#1f2326;
  --muted:#5f666b;
  --line:#e2ddd5;
  --accent:#8a6a4b;
  --dark:#23282c;
  --max:1120px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  background:var(--bg);color:var(--ink);line-height:1.6;font-size:17px;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit}
img{max-width:100%;display:block}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}

/* Header */
header{position:sticky;top:0;z-index:10;background:rgba(247,245,241,.94);backdrop-filter:blur(6px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{display:flex;align-items:center;gap:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;font-size:1.05rem;text-decoration:none}
.logo span{color:var(--accent);font-weight:500;letter-spacing:.08em}
.nav ul{display:flex;gap:28px;list-style:none}
.nav ul a{text-decoration:none;font-size:.95rem;color:var(--muted)}
.nav ul a:hover{color:var(--ink)}
@media(max-width:720px){.nav ul{display:none}}

/* Photo placeholder (tile pattern) — replaced by real photos later */
.photo{
  position:relative;background-color:#d9d3c9;
  background-image:
    linear-gradient(rgba(255,255,255,.55) 2px,transparent 2px),
    linear-gradient(90deg,rgba(255,255,255,.55) 2px,transparent 2px);
  background-size:60px 60px;
  display:flex;align-items:flex-end;
}
.photo::after{
  content:attr(data-label);
  margin:14px;padding:4px 10px;font-size:.78rem;letter-spacing:.04em;
  background:rgba(31,35,38,.75);color:#fff;border-radius:3px;
}
.photo img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}

/* Hero */
.hero{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center;padding:72px 0 80px}
.eyebrow{font-size:.82rem;text-transform:uppercase;letter-spacing:.16em;color:var(--accent);font-weight:600;margin-bottom:18px}
h1{font-size:clamp(2.1rem,4.4vw,3.3rem);line-height:1.12;font-weight:700;letter-spacing:-.015em;margin-bottom:22px}
.lead{font-size:1.12rem;color:var(--muted);max-width:30em;margin-bottom:32px}
.btn{display:inline-block;background:var(--dark);color:#fff;text-decoration:none;padding:14px 26px;border-radius:4px;font-weight:600;font-size:.98rem}
.btn:hover{background:#000}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--ink);margin-left:10px}
.btn-ghost:hover{background:var(--ink);color:#fff}
.hero .photo{aspect-ratio:4/5;border-radius:4px}
@media(max-width:860px){
  .hero{grid-template-columns:1fr;gap:36px;padding:44px 0 56px}
  .hero .photo{aspect-ratio:4/3}
  .btn-ghost{margin-left:0;margin-top:10px}
}

/* Sections */
section{padding:88px 0;border-top:1px solid var(--line)}
.section-head{max-width:640px;margin-bottom:48px}
h2{font-size:clamp(1.7rem,3vw,2.3rem);line-height:1.2;letter-spacing:-.01em;margin-bottom:14px}
.section-head p{color:var(--muted)}

/* Services */
.services{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.service{background:var(--surface);padding:32px 28px}
.service .num{font-size:.8rem;color:var(--accent);font-weight:600;letter-spacing:.1em;margin-bottom:14px}
.service h3{font-size:1.15rem;margin-bottom:8px}
.service p{color:var(--muted);font-size:.96rem}
@media(max-width:860px){.services{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.services{grid-template-columns:1fr}}

/* References */
.refs{display:grid;gap:64px}
.ref{display:grid;grid-template-columns:1.2fr 1fr;gap:48px;align-items:center}
.ref:nth-child(even) .ref-media{order:2}
.ref-media{display:grid;grid-template-columns:2fr 1fr;gap:10px}
.ref-media .photo{border-radius:4px}
.ref-media .photo.big{aspect-ratio:3/4;grid-row:span 2}
.ref-media .photo.small{aspect-ratio:auto}
.ref .tag{font-size:.8rem;text-transform:uppercase;letter-spacing:.14em;color:var(--accent);font-weight:600;margin-bottom:10px}
.ref h3{font-size:1.45rem;line-height:1.25;margin-bottom:14px}
.ref p{color:var(--muted);margin-bottom:16px}
.ref ul{list-style:none;border-top:1px solid var(--line)}
.ref li{padding:10px 0;border-bottom:1px solid var(--line);font-size:.96rem}
@media(max-width:860px){
  .ref{grid-template-columns:1fr;gap:28px}
  .ref:nth-child(even) .ref-media{order:0}
}

/* About */
.about{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.about p{color:var(--muted);margin-bottom:16px}
.facts{list-style:none;display:grid;gap:0;border-top:1px solid var(--line)}
.facts li{display:flex;justify-content:space-between;gap:20px;padding:16px 0;border-bottom:1px solid var(--line)}
.facts li span:first-child{color:var(--muted)}
.facts li span:last-child{font-weight:600;text-align:right}
@media(max-width:860px){.about{grid-template-columns:1fr;gap:32px}}

/* Contact */
.contact{background:var(--dark);color:#fff;border-top:none}
.contact h2{color:#fff}
.contact .section-head p{color:#b9bfc3}
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.contact-item{border-top:1px solid #3b4247;padding-top:18px}
.contact-item .label{font-size:.8rem;text-transform:uppercase;letter-spacing:.14em;color:#c7a989;margin-bottom:8px}
.contact-item a,.contact-item div{font-size:1.15rem;text-decoration:none;font-weight:500}
.contact-item a:hover{text-decoration:underline}
@media(max-width:760px){.contact-grid{grid-template-columns:1fr}}

/* Footer */
footer{background:#1a1e21;color:#9aa1a6;font-size:.9rem;padding:28px 0}
footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}
footer a{color:#cfd4d7;text-decoration:none;margin-left:20px}
footer a:first-child{margin-left:0}
footer a:hover{color:#fff}

/* Legal pages */
.legal{padding:64px 0 88px;border-top:none}
.legal .wrap{max-width:780px}
.legal h1{font-size:2.2rem;margin-bottom:32px}
.legal h2{font-size:1.25rem;margin:32px 0 10px}
.legal p,.legal li{color:#3d4347;margin-bottom:10px}
.legal ul{padding-left:20px}
.todo{background:#fff2c2;padding:1px 6px;border-radius:3px;font-weight:600;color:#6b5200}

/* Gallery */
.gallery{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:64px}
.gallery .photo{aspect-ratio:4/3;border-radius:4px}
@media(max-width:560px){.gallery{grid-template-columns:1fr}}
.photo:has(img)::after{display:none}
.photo{overflow:hidden}

/* Lightbox */
#referenzen .photo img,.hero .photo img{cursor:zoom-in}
.lb{position:fixed;inset:0;z-index:100;background:rgba(15,17,19,.97);display:none;align-items:center;justify-content:center}
.lb.open{display:flex}
.lb img{max-width:92vw;max-height:86vh;object-fit:contain;box-shadow:0 10px 40px rgba(0,0,0,.4)}
.lb button{position:absolute;background:rgba(255,255,255,.08);border:0;color:#fff;font-size:28px;width:52px;height:52px;border-radius:50%;cursor:pointer;line-height:1}
.lb button:hover{background:rgba(255,255,255,.2)}
.lb .lb-close{top:16px;right:16px}
.lb .lb-prev{left:16px;top:50%;transform:translateY(-50%)}
.lb .lb-next{right:16px;top:50%;transform:translateY(-50%)}
.lb .lb-cap{position:absolute;bottom:16px;left:16px;right:16px;text-align:center;color:#c9ced1;font-size:.9rem}
@media(max-width:600px){.lb .lb-prev,.lb .lb-next{top:auto;bottom:56px;transform:none}}