
:root{--ink:#111814;--muted:#65706a;--green:#75b843;--green2:#4f8e2f;--soft:#f3f5f2;--line:#dce2dd;--white:#fff;--dark:#17211b;--max:1220px;--radius:18px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:#fff;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,Helvetica,sans-serif;line-height:1.55}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}.wrap{width:min(var(--max),calc(100% - 44px));margin:auto}.topbar{background:#0f1712;color:#cad4ce;font-size:13px}.topbar .wrap{display:flex;justify-content:space-between;gap:20px;padding:8px 0}.site-header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}.nav{display:flex;align-items:center;min-height:78px;gap:30px}.brand{font-weight:750;font-size:27px;letter-spacing:-1.1px;white-space:nowrap}.brand span{color:var(--green)}.nav-links{display:flex;align-items:center;gap:20px;margin-left:auto;font-size:14px;font-weight:600}.nav-links a{padding:28px 0}.nav-links a:hover,.nav-links a.active{color:var(--green2)}.nav-drop{position:relative}.drop{display:none;position:absolute;top:64px;left:-20px;min-width:260px;padding:12px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 15px 40px rgba(20,30,22,.12)}.drop a{display:block;padding:10px 12px}.nav-drop:hover .drop{display:block}.menu-btn{display:none;margin-left:auto;border:1px solid var(--line);background:#fff;border-radius:10px;padding:9px 12px;font-size:18px}.hero{min-height:690px;display:grid;align-items:end;position:relative;background:#152018;color:#fff;overflow:hidden}.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,16,12,.88) 0%,rgba(10,16,12,.55) 48%,rgba(10,16,12,.18) 100%),url('../img/projects/projekt_berlin_b.JPG') center/cover no-repeat}.hero .inner{position:relative;z-index:1;padding:130px 0 95px;max-width:850px}.eyebrow{text-transform:uppercase;letter-spacing:.15em;font-size:12px;font-weight:800;color:var(--green)}.hero h1,.page-hero 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.lead{color:#c7d2cb}.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;min-width:0}.card .media{aspect-ratio:16/10;background:#e9ede9;overflow:hidden}.card .media img{width:100%;height:100%;object-fit:cover}.card .body{padding:25px}.card h3{font-size:23px;line-height:1.15;margin:0 0 10px}.card p{color:var(--muted);margin:0 0 18px}.link{font-weight:800;color:var(--green2)}.feature{padding:28px;border-top:1px solid #334039}.feature b{display:block;color:var(--green);font-size:12px;letter-spacing:.12em;text-transform:uppercase;margin-bottom:8px}.feature h3{font-size:28px;margin:0 0 10px}.process{display:grid;grid-template-columns:repeat(6,1fr);gap:1px;background:#d7ddd8;border:1px solid #d7ddd8;margin-top:35px}.process .step{background:#fff;padding:24px 18px;min-height:180px}.process .step strong{font-size:13px;color:var(--green2)}.process .step h3{font-size:18px;margin:18px 0 8px}.stats{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-top:55px}.stat{padding:28px 20px;border-right:1px solid var(--line)}.stat:last-child{border:0}.stat b{display:block;font-size:35px;line-height:1;color:var(--green2)}.stat span{display:block;color:var(--muted);margin-top:8px}.page-hero{padding:105px 0 70px;background:var(--soft);border-bottom:1px solid var(--line)}.page-hero h1{font-size:clamp(42px,5vw,68px);color:var(--ink);max-width:950px}.page-hero p{font-size:21px;color:var(--muted);max-width:800px}.split{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center}.split.reverse{grid-template-columns:.95fr 1.05fr}.big-image{border-radius:var(--radius);overflow:hidden;background:#eef1ee}.big-image 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var(--line);border-radius:14px;overflow:hidden;margin:25px 0}.spec{padding:15px 18px;border-bottom:1px solid var(--line)}.spec:nth-child(odd){border-right:1px solid var(--line)}.spec b{display:block;font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:25px}.gallery img{aspect-ratio:4/3;width:100%;object-fit:cover;border-radius:12px;background:#eef1ee}.notice{padding:18px 20px;background:#fff7df;border:1px solid #ebd38c;border-radius:12px;color:#665016}.download-year{margin-top:45px;border-top:2px solid var(--ink);padding-top:12px}.download-row{display:grid;grid-template-columns:120px 1fr auto;gap:20px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line)}.download-row small{color:var(--muted)}.ref-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.ref{padding:22px;border:1px solid var(--line);border-radius:14px;font-weight:750;background:#fff}.quote{font-size:30px;line-height:1.3;letter-spacing:-.02em;max-width:900px}.footer{background:#0f1712;color:#dce4df;padding:65px 0 25px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:45px}.footer h4{color:#fff;margin:0 0 12px}.footer a{color:#cbd5cf}.footer a:hover{color:#fff}.fine{border-top:1px solid #2c3930;margin-top:45px;padding-top:20px;color:#89968e;font-size:12px}.legal{max-width:880px}.legal h2{font-size:28px;margin-top:40px}.legal p,.legal li{color:#4f5b54}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px}.contact-box{padding:30px;border:1px solid var(--line);border-radius:var(--radius)}.contact-box h3{font-size:26px;margin-top:0}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.field{margin-bottom:12px}.field label{display:block;font-size:12px;font-weight:800;margin-bottom:6px}.field input,.field textarea{width:100%;padding:13px;border:1px solid #cfd7d1;border-radius:10px;font:inherit}.field textarea{min-height:150px}.timeline{border-left:1px solid var(--line);margin-left:8px;padding-left:28px}.timeline div{position:relative;margin-bottom:30px}.timeline div:before{content:"";position:absolute;left:-34px;top:6px;width:11px;height:11px;border-radius:50%;background:var(--green)}.timeline b{display:block;font-size:18px}.subnav{display:flex;gap:8px;flex-wrap:wrap;margin-top:24px}.subnav a{padding:8px 12px;border:1px solid #ccd4ce;border-radius:99px;font-size:13px;font-weight:700;background:#fff}.subnav a:hover{border-color:#7fae64}.hero-mini{height:360px;border-radius:var(--radius);overflow:hidden}.hero-mini img{width:100%;height:100%;object-fit:cover}.note-small{font-size:12px;color:var(--muted)}
@media(max-width:1000px){.nav-links{display:none;position:absolute;top:78px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:20px 22px;flex-direction:column;align-items:flex-start}.nav-links.open{display:flex}.nav-links a{padding:7px 0}.drop{position:static;display:block!important;box-shadow:none;border:0;padding:0 0 0 14px}.menu-btn{display:block}.grid4{grid-template-columns:repeat(2,1fr)}.grid3{grid-template-columns:repeat(2,1fr)}.process{grid-template-columns:repeat(3,1fr)}.split,.split.reverse{grid-template-columns:1fr;gap:35px}.stats{grid-template-columns:repeat(2,1fr)}.ref-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){.wrap{width:min(100% - 28px,var(--max))}.topbar .wrap{display:block}.topbar .right{display:none}.hero{min-height:600px}.hero .inner{padding:95px 0 65px}.hero h1,.page-hero h1{font-size:43px}.hero p,.page-hero p,.section .lead{font-size:18px}.section{padding:65px 0}.grid2,.grid3,.grid4,.contact-grid,.form-row{grid-template-columns:1fr}.process{grid-template-columns:1fr}.stats{grid-template-columns:1fr}.stat{border-right:0;border-bottom:1px solid var(--line)}.footer-grid{grid-template-columns:1fr}.gallery{grid-template-columns:repeat(2,1fr)}.download-row{grid-template-columns:1fr;gap:4px}.specs{grid-template-columns:1fr}.spec:nth-child(odd){border-right:0}.ref-grid{grid-template-columns:1fr}.page-hero{padding:70px 0 50px}}

.tag-list{display:flex;flex-wrap:wrap;gap:.55rem;margin:1rem 0 2rem}.tag-list span{border:1px solid #d8d8d2;border-radius:999px;padding:.45rem .72rem;font-size:.9rem;background:#fff}.actions{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:1.25rem}
