:root {
  --paper:#f7f8f4; --white:#fff; --ink:#20312f; --muted:#667471;
  --line:#dce5df; --green:#126b5d; --green-dark:#0b5146;
  --soft:#eaf3ed; --danger:#b14242; --shadow:0 18px 50px rgba(30,69,53,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"Segoe UI",Arial,sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit}button,input,select,textarea{font:inherit}button{cursor:pointer}
h1,h2,p{margin:0}h1,h2{letter-spacing:-.055em}h1 em,h2 em{font-style:normal;color:var(--green)}
.page-width,.header-inner{width:min(1180px,calc(100% - 56px));margin-inline:auto}
.skip-link{position:absolute;left:12px;top:-100px;padding:12px 18px;background:var(--ink);color:#fff;z-index:20}.skip-link:focus{top:12px}
#projekte,#kontakt{scroll-margin-top:100px}
.site-header{border-bottom:1px solid var(--line);background:rgba(247,248,244,.94);position:sticky;top:0;z-index:10;backdrop-filter:blur(15px)}
.header-inner{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand-mark{width:47px;height:47px;display:grid;place-items:center;background:var(--green);color:#fff;border-radius:13px;font-weight:800;font-size:16px;letter-spacing:-.08em}.brand-mark span{color:#bbedc6}
.brand-name{font-weight:800;font-size:13px;line-height:1.18;letter-spacing:-.025em}
.site-nav{display:flex;align-items:center;gap:34px}.site-nav a{text-decoration:none;font-weight:700;font-size:14px}.site-nav a:hover,.text-link:hover,.site-footer a:hover{color:var(--green)}
.site-nav .nav-contact{background:var(--ink);color:#fff;padding:12px 19px;border-radius:999px;display:flex;gap:23px;align-items:center;transition:background .2s,transform .2s}.site-nav .nav-contact:hover{color:#fff;background:var(--green);transform:translateY(-2px)}
.hero{min-height:605px;display:grid;grid-template-columns:1.06fr .94fr;align-items:center;gap:7%;padding-block:72px 88px}
.eyebrow{display:flex;align-items:center;gap:12px;color:var(--green);font-weight:800;font-size:12px;letter-spacing:.16em}.eyebrow-line{height:2px;width:32px;background:var(--green)}
.hero h1{font-size:clamp(48px,5.7vw,76px);line-height:1.09;margin:26px 0 25px;max-width:730px}
.hero-intro{font-size:18px;line-height:1.75;color:var(--muted);max-width:605px}
.hero-actions{display:flex;align-items:center;gap:27px;flex-wrap:wrap;margin-top:34px}
.button{border:0;text-decoration:none;display:inline-flex;align-items:center;justify-content:space-between;gap:32px;min-height:54px;padding:14px 22px;border-radius:11px;font-weight:800;font-size:14px;transition:background .2s,transform .2s,box-shadow .2s}
.button-primary{background:var(--green);color:#fff;box-shadow:0 12px 24px rgba(18,107,93,.17)}.button-primary:hover{background:var(--green-dark);transform:translateY(-2px);box-shadow:0 16px 28px rgba(18,107,93,.22)}
.button:focus-visible,.site-nav a:focus-visible,.project-card:focus-visible,.text-link:focus-visible,.site-footer a:focus-visible,summary:focus-visible{outline:3px solid #f3b641;outline-offset:3px}
.button[disabled]{opacity:.65;cursor:wait;transform:none}.text-link{font-size:14px;font-weight:800;text-decoration:none;display:inline-flex;align-items:center;gap:11px}
.hero-art{aspect-ratio:1.06;max-height:475px;position:relative;overflow:hidden;border-radius:25px;background:radial-gradient(circle at 72% 22%,#d7eeda 0%,transparent 38%),linear-gradient(135deg,#e4f0e8,#d0e7dc);box-shadow:var(--shadow)}
.art-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(18,107,93,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(18,107,93,.07) 1px,transparent 1px);background-size:38px 38px;mask-image:linear-gradient(90deg,#000,transparent 85%)}
.art-ring{position:absolute;border:1px solid rgba(18,107,93,.28);border-radius:50%;aspect-ratio:1;left:50%;top:49%;transform:translate(-50%,-50%)}.art-ring-one{width:64%}.art-ring-two{width:87%}
.art-ring-two:before,.art-ring-one:after{content:'';position:absolute;width:12px;height:12px;background:var(--green);border-radius:50%}.art-ring-two:before{left:13%;top:13%}.art-ring-one:after{right:8%;bottom:14%;background:#a9d2b3}
.art-center{position:absolute;left:50%;top:49%;transform:translate(-50%,-50%) rotate(-12deg);width:46%;aspect-ratio:1;border-radius:50%;background:var(--green);color:#eaf7ee;display:flex;align-items:center;justify-content:center;font-size:clamp(65px,10vw,150px);font-weight:800;letter-spacing:-.2em;padding-right:.16em;box-shadow:15px 20px 35px rgba(12,92,77,.17)}.art-center span:last-child{transform:translateY(20%);color:#bce7c9}
.art-caption,.art-index{position:absolute;color:var(--green-dark);font-size:10px;letter-spacing:.18em;font-weight:800}.art-caption{left:6%;bottom:7%;line-height:1.5}.art-index{right:6%;top:7%}
.projects-section{background:#eef4ee;border-block:1px solid var(--line);padding:84px 0 96px}
.section-heading{display:flex;justify-content:space-between;gap:50px;align-items:end;margin-bottom:34px}.section-heading h2{font-size:clamp(35px,4vw,52px);line-height:1.17;margin-top:16px}.section-heading>p{color:var(--muted);font-size:16px;line-height:1.7;max-width:365px}
.project-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}
.project-card{min-height:233px;position:relative;display:flex;flex-direction:column;padding:25px 25px 28px;border:1px solid var(--line);border-radius:17px;background:#fff;text-decoration:none;transition:transform .2s,box-shadow .2s,border-color .2s}
.project-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#bdd8c8}.project-featured{background:var(--green);border-color:var(--green);color:#fff}.project-featured:hover{border-color:var(--green)}
.project-meta{display:flex;justify-content:space-between;gap:12px;color:var(--green);font-size:10px;font-weight:800;letter-spacing:.15em}.project-featured .project-meta{color:#bce9cf}
.project-name{font-size:24px;font-weight:800;letter-spacing:-.04em;line-height:1.2;margin-top:32px}.project-desc{font-size:14px;color:var(--muted);line-height:1.55;max-width:230px;margin-top:9px}.project-featured .project-desc{color:#d2eee1}
.project-arrow{position:absolute;right:23px;bottom:23px;width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--soft);color:var(--green);font-size:19px}.project-featured .project-arrow{background:rgba(255,255,255,.18);color:#fff}
.contact-section{display:grid;grid-template-columns:.78fr 1.22fr;gap:8%;padding-block:105px 120px}.contact-intro{padding-top:18px}.contact-intro h2{font-size:clamp(45px,5vw,65px);line-height:1.15;margin:19px 0 24px}
.contact-intro>p:not(.eyebrow){font-size:17px;line-height:1.75;color:var(--muted);max-width:355px}.contact-note{margin-top:48px;border-top:1px solid var(--line);padding-top:23px;display:flex;align-items:flex-start;gap:13px;max-width:335px;font-size:13px;color:var(--muted);line-height:1.5}.contact-note>span:first-child{color:var(--green);font-size:21px;line-height:1}
.contact-form{background:#fff;border:1px solid var(--line);border-radius:22px;padding:32px;box-shadow:var(--shadow)}
.form-topline{display:flex;justify-content:space-between;gap:15px;align-items:center;border-bottom:1px solid var(--line);padding-bottom:23px;margin-bottom:27px}.form-topline span:first-child{font-weight:800;font-size:20px;letter-spacing:-.04em}.form-topline span:last-child{font-size:12px;color:var(--muted)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px 17px}.field{display:flex;flex-direction:column;gap:9px}.field-full{grid-column:1/-1}.field label{font-size:13px;font-weight:800}.req{color:var(--danger)}
input,select,textarea{width:100%;min-height:49px;border:1px solid #d7e2db;border-radius:9px;background:#fafcf9;color:var(--ink);padding:12px 13px;font-size:15px;outline:none;transition:border-color .2s,box-shadow .2s}textarea{resize:vertical;min-height:142px;line-height:1.55}
input:hover,select:hover,textarea:hover{border-color:#aacabb}input:focus,select:focus,textarea:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(18,107,93,.12)}input::placeholder{color:#899992}
.more-details{margin-top:20px;border-top:1px solid var(--line);padding-top:18px}.more-details summary{font-weight:800;font-size:13px;color:var(--green);cursor:pointer;list-style:none}.more-details summary::-webkit-details-marker{display:none}.more-details summary:before{content:'+';display:inline-grid;place-items:center;width:22px;height:22px;margin-right:7px;border-radius:50%;background:var(--soft);font-size:17px;vertical-align:middle}.more-details[open] summary:before{content:'−'}.more-details summary span{color:var(--muted);font-weight:500}.optional-grid{margin-top:20px}
.captcha-row{position:relative;display:flex;justify-content:space-between;align-items:center;gap:17px;padding:20px 0;margin-top:23px;border-block:1px solid var(--line)}.captcha-kicker{font-size:10px;letter-spacing:.15em;font-weight:800;color:var(--green)}.captcha-row p{font-size:13px;color:var(--muted);margin-top:5px;line-height:1.4}
.captcha-input{display:flex;align-items:center;gap:10px;flex-shrink:0}.spam-question{font-weight:800;color:var(--green);white-space:nowrap}.captcha-input input{width:105px}
.form-actions{display:flex;align-items:center;gap:20px;padding-top:24px}.form-actions .button{flex-shrink:0}.form-actions p{font-size:12px;line-height:1.5;color:var(--muted)}
.form-message{border-radius:9px;padding:13px 15px;margin-top:16px;font-size:14px;font-weight:700}.form-message.error{color:#8f2d2d;background:#fff0ed;border:1px solid #f0c4bc}.form-message.success{color:var(--green-dark);background:var(--soft);border:1px solid #bfdfca}
.hidden{display:none!important}.honeypot{position:absolute!important;left:-9999px!important;opacity:0!important;pointer-events:none!important}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.site-footer{border-top:1px solid var(--line)}.footer-inner{min-height:80px;display:flex;align-items:center;justify-content:space-between;gap:20px;color:var(--muted);font-size:12px}.site-footer a{text-decoration:none;font-weight:800;color:var(--ink)}
body.modal-open{overflow:hidden}.modal-backdrop{position:fixed;inset:0;z-index:30;background:rgba(17,38,33,.65);backdrop-filter:blur(5px);padding:20px;display:grid;place-items:center}.modal-card{width:min(440px,100%);background:#fff;border-radius:20px;padding:36px;text-align:center;box-shadow:0 24px 70px rgba(0,0,0,.17)}.modal-icon{width:56px;height:56px;margin:0 auto 18px;border-radius:50%;background:var(--soft);color:var(--green);font-size:28px;font-weight:800;display:grid;place-items:center}.modal-card h2{font-size:29px;margin-bottom:12px}.modal-card p{color:var(--muted);line-height:1.6}.modal-actions{margin-top:25px;display:flex;justify-content:center}
@media(max-width:960px){.hero{gap:4%;min-height:unset}.hero h1{font-size:clamp(44px,5.9vw,65px)}.project-grid{grid-template-columns:repeat(2,1fr)}.contact-section{gap:4%;grid-template-columns:.75fr 1.25fr}.contact-form{padding:25px}}
@media(max-width:720px){.page-width,.header-inner{width:min(100% - 36px,540px)}.header-inner{min-height:69px}.brand-mark{width:39px;height:39px;border-radius:11px}.brand-name{font-size:11px}.site-nav{gap:14px}.site-nav a:first-child{display:none}.site-nav .nav-contact{padding:10px 14px;gap:12px}.hero{grid-template-columns:1fr;padding-block:52px 65px;gap:45px}.hero h1{font-size:clamp(42px,10vw,60px);margin:22px 0 19px}.hero-intro{font-size:16px;line-height:1.7}.hero-art{width:100%;max-height:330px;aspect-ratio:1.5}.art-center{font-size:clamp(70px,22vw,125px)}.hero-actions{margin-top:26px}.projects-section{padding:65px 0 72px}.section-heading{display:block;margin-bottom:25px}.section-heading h2{font-size:38px}.section-heading>p{margin-top:18px}.project-grid{grid-template-columns:1fr 1fr;gap:10px}.project-card{min-height:215px;padding:20px}.project-name{font-size:21px;margin-top:27px}.project-desc{font-size:13px}.project-arrow{right:17px;bottom:17px}.contact-section{grid-template-columns:1fr;padding-block:70px 80px;gap:32px}.contact-intro{padding:0}.contact-intro h2{font-size:48px}.contact-note{margin-top:23px}.contact-form{padding:23px}}
@media(max-width:520px){.project-grid{grid-template-columns:1fr}.project-card{min-height:185px}.project-name{margin-top:25px}.project-desc{max-width:75%}.form-grid{grid-template-columns:1fr;gap:17px}.field-full{grid-column:auto}.form-topline{align-items:start}.form-topline span:last-child{text-align:right;max-width:115px}.captcha-row{align-items:start;flex-direction:column}.captcha-input{width:100%;justify-content:space-between}.captcha-input input{width:130px}.form-actions{align-items:stretch;flex-direction:column}.form-actions .button{justify-content:center}.hero-actions{align-items:flex-start;flex-direction:column;gap:20px}.hero-actions .button{width:100%}.modal-card{padding:28px 22px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition-duration:.01ms!important;animation-duration:.01ms!important}}