/* =========================================================================
   SW Metallbau – Stylesheet
   Struktur: 1) Fonts  2) Tokens  3) Base  4) Layout  5) Buttons
             6) Header/Nav  7) Hero  8) Cards/Sections  9) Referenzen
             10) Timeline  11) Kontakt  12) Footer  13) Animation  14) Responsive
   ========================================================================= */

/* 1) FONTS ---------------------------------------------------------------- */
@font-face{font-family:"Inter";font-style:normal;font-weight:400;font-display:swap;
  src:url("../fonts/inter-400.woff2") format("woff2");}
@font-face{font-family:"Inter";font-style:normal;font-weight:500;font-display:swap;
  src:url("../fonts/inter-500.woff2") format("woff2");}
@font-face{font-family:"Inter";font-style:normal;font-weight:600;font-display:swap;
  src:url("../fonts/inter-600.woff2") format("woff2");}
@font-face{font-family:"Inter";font-style:normal;font-weight:700;font-display:swap;
  src:url("../fonts/inter-700.woff2") format("woff2");}
@font-face{font-family:"Inter";font-style:normal;font-weight:800;font-display:swap;
  src:url("../fonts/inter-800.woff2") format("woff2");}

/* 2) DESIGN TOKENS -------------------------------------------------------- */
:root{
  --blue:#0C2A90;
  --blue-700:#0a2276;
  --blue-800:#081b5e;
  --blue-tint:#eef1fa;
  --blue-tint-2:#e3e9f7;
  --ink:#15181f;
  --body:#464c56;
  --steel:#6b7280;
  --line:#e5e8ec;
  --line-2:#eef0f3;
  --bg:#ffffff;
  --soft:#f5f7f9;
  --soft-2:#eef1f4;

  --font:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;

  --container:1280px;
  --gutter:clamp(1.25rem,5vw,4rem);
  --section-y:clamp(4.5rem,9vw,8.5rem);
  --radius:2px;

  --ease:cubic-bezier(.22,.61,.24,1);
  --dur:.55s;

  --shadow-sm:0 1px 2px rgba(21,24,31,.04);
  --header-h:120px;   /* Reservehöhe für den fixierten Header (JS misst exakt nach) */
}

/* 3) BASE ----------------------------------------------------------------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 12px)}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  margin:0;font-family:var(--font);color:var(--body);background:var(--bg);
  font-size:clamp(1rem,.96rem + .2vw,1.125rem);line-height:1.7;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;padding-top:var(--header-h);
}
h1,h2,h3,h4{color:var(--ink);line-height:1.1;font-weight:700;margin:0 0 .5em;
  letter-spacing:-.02em;}
h1{font-weight:800}
p{margin:0 0 1.1em}
a{color:var(--blue);text-decoration:none}
img{max-width:100%;height:auto;display:block}
ul,ol{margin:0;padding:0;list-style:none}
strong{color:var(--ink);font-weight:600}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:1px}
::selection{background:var(--blue);color:#fff}

.h1,h1{font-size:clamp(2.35rem,1.5rem + 3.9vw,4.6rem)}
.h2,h2{font-size:clamp(1.8rem,1.25rem + 2.2vw,3rem)}
.h3,h3{font-size:clamp(1.25rem,1.05rem + .8vw,1.6rem)}

/* helpers */
.eyebrow{display:inline-flex;align-items:center;gap:.6rem;
  font-size:.8rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;
  color:var(--blue);margin:0 0 1.1rem}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--blue);display:inline-block}
.eyebrow--light{color:#cdd6ee}
.eyebrow--light::before{background:#8ea2d8}
.lead{font-size:clamp(1.1rem,1rem + .55vw,1.4rem);line-height:1.6;color:var(--ink);
  font-weight:400}
.muted{color:var(--steel)}
.center{text-align:center}
.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}
.skip-link{position:fixed;left:1rem;top:-100px;z-index:200;background:var(--blue);color:#fff;
  padding:.7rem 1.2rem;border-radius:var(--radius);transition:top .2s}
.skip-link:focus{top:1rem}

/* 4) LAYOUT --------------------------------------------------------------- */
.container{max-width:var(--container);margin-inline:auto;padding-inline:var(--gutter);width:100%}
.container--narrow{max-width:820px}
.section{padding-block:var(--section-y)}
.section--soft{background:var(--soft)}
.section--tight{padding-block:clamp(3rem,6vw,5rem)}
.section-head{max-width:720px;margin-bottom:clamp(2.5rem,5vw,4rem)}
.section-head.center{margin-inline:auto}
.section-head p{margin-bottom:0}
.divider{height:1px;background:var(--line);border:0;margin:0}

.split{display:grid;gap:clamp(2rem,5vw,5rem);align-items:center}
@media(min-width:900px){.split{grid-template-columns:1fr 1fr}
  .split--wide-left{grid-template-columns:1.1fr .9fr}}

/* 5) BUTTONS -------------------------------------------------------------- */
.btn{display:inline-flex;align-items:center;gap:.6rem;
  font:inherit;font-weight:600;font-size:1rem;line-height:1;cursor:pointer;
  padding:1.02rem 1.7rem;border:1.5px solid transparent;border-radius:var(--radius);
  transition:background var(--dur) var(--ease),color var(--dur) var(--ease),
    border-color var(--dur) var(--ease),transform .2s var(--ease);
  text-align:center;white-space:nowrap}
.btn svg{width:1.05em;height:1.05em;flex:none;transition:transform var(--dur) var(--ease)}
.btn:hover svg{transform:translateX(4px)}
.btn--primary{background:var(--blue);color:#fff;border-color:var(--blue)}
.btn--primary:hover{background:var(--blue-700);border-color:var(--blue-700)}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn--ghost:hover{border-color:var(--blue);color:var(--blue)}
.btn--light{background:#fff;color:var(--blue);border-color:#fff}
.btn--light:hover{background:transparent;color:#fff;border-color:#fff}
.btn--outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn--outline-light:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btn-row{display:flex;flex-wrap:wrap;gap:.9rem}

.arrow-link{display:inline-flex;align-items:center;gap:.5rem;font-weight:600;color:var(--blue)}
.arrow-link svg{width:1.05em;height:1.05em;transition:transform var(--dur) var(--ease)}
.arrow-link:hover svg{transform:translateX(4px)}

/* 6) HEADER / NAV (zweistufig, TRUMPF-orientiert) ------------------------- */
.site-header{position:fixed;inset:0 0 auto;z-index:100;background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--dur) var(--ease)}
.site-header.is-solid{box-shadow:0 6px 24px -18px rgba(21,24,31,.5)}

/* Utility-Leiste (hell, rechtsbündig – wie TRUMPF) */
.topbar{background:var(--soft);color:var(--body);font-size:.85rem;
  border-bottom:1px solid var(--line);overflow:hidden;max-height:60px;
  transition:max-height var(--dur) var(--ease),opacity var(--dur) var(--ease)}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:1.5rem;
  padding-block:.5rem}
.topbar__tag{margin:0;letter-spacing:.02em;color:var(--steel)}
.topbar__links{display:flex;align-items:center;gap:1.6rem}
.topbar__links a{display:inline-flex;align-items:center;gap:.5rem;color:var(--body);
  font-weight:500;transition:color .25s var(--ease)}
.topbar__links a:hover{color:var(--blue)}
.topbar__links svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:1.7}
.site-header.is-solid .topbar{max-height:0;opacity:0;border-color:transparent}

/* Hauptleiste */
.mainbar__inner{display:flex;align-items:center;gap:clamp(1rem,2.2vw,2.2rem);
  padding-block:clamp(.45rem,.8vw,.65rem);transition:padding var(--dur) var(--ease)}
.site-header.is-solid .mainbar__inner{padding-block:clamp(.3rem,.5vw,.45rem)}
.brand{display:inline-flex;align-items:center;line-height:0;position:relative;z-index:120;
  margin-right:auto}
.brand img{height:clamp(48px,4.8vw,62px);width:auto;transition:height var(--dur) var(--ease)}
.brand .logo-light{display:none}
.site-header.is-solid .brand img{height:clamp(40px,3.8vw,50px)}

/* Aktionen rechts (Suche · CTA · Hamburger) */
.mainbar__actions{display:flex;align-items:center;gap:.5rem}
.icon-btn{display:inline-grid;place-items:center;width:44px;height:44px;border:0;
  background:none;color:var(--ink);cursor:pointer;border-radius:var(--radius);
  transition:background .2s var(--ease),color .2s var(--ease)}
.icon-btn:hover{background:var(--soft);color:var(--blue)}
.icon-btn svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.8}
body.search-open .header-search{background:var(--soft);color:var(--blue)}

.nav{display:flex;align-items:center;gap:clamp(1.25rem,2.4vw,2.6rem)}
.nav__list{display:flex;align-items:stretch;gap:clamp(1rem,1.9vw,2rem)}
.nav__item{position:static;display:flex;align-items:center}
.nav__top{display:inline-flex;align-items:center;gap:.35rem;position:relative;
  color:var(--ink);font-weight:500;font-size:1.02rem;padding-block:1.15rem;
  transition:color .25s var(--ease)}
.nav__top::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--blue);transform:scaleX(0);transform-origin:left;
  transition:transform var(--dur) var(--ease)}
.nav__top:hover,.nav__top[aria-current="page"]{color:var(--blue)}
.nav__top:hover::after,.nav__top[aria-current="page"]::after{transform:scaleX(1)}
.nav__chev{width:.72em;height:.72em;stroke:currentColor;fill:none;stroke-width:2.2;
  margin-top:1px;transition:transform var(--dur) var(--ease)}
.has-mega:hover .nav__chev,.has-mega:focus-within .nav__chev{transform:rotate(180deg)}

/* Mega-Menü (Flyout) */
.mega{position:absolute;left:0;right:0;top:100%;background:#fff;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  box-shadow:0 26px 44px -30px rgba(21,24,31,.45);
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .25s var(--ease),transform .25s var(--ease),visibility .25s;z-index:110}
.mega::before{content:"";position:absolute;left:0;right:0;top:-14px;height:14px}
.has-mega:hover .mega,.has-mega:focus-within .mega{opacity:1;visibility:visible;transform:none}
.mega__inner{display:grid;grid-template-columns:repeat(3,1fr);gap:.3rem 2.5rem;
  padding-block:clamp(1.6rem,2.5vw,2.4rem)}
.mega__head{grid-column:1/-1;display:flex;flex-wrap:wrap;gap:1rem;
  justify-content:space-between;align-items:baseline;margin-bottom:.7rem}
.mega__head .eyebrow{margin:0}
.mega__link{display:block;padding:.75rem .95rem;border-radius:var(--radius);
  transition:background .2s var(--ease)}
.mega__link:hover{background:var(--soft)}
.mega__t{display:block;color:var(--ink);font-weight:600;font-size:1.05rem;margin-bottom:.1rem;
  transition:color .2s var(--ease)}
.mega__link:hover .mega__t{color:var(--blue)}
.mega__d{display:block;color:var(--steel);font-size:.9rem;line-height:1.4}

/* Such-Overlay (aufklappendes Suchfeld – wie TRUMPF) */
.search-panel{position:absolute;left:0;right:0;top:100%;background:#fff;
  border-bottom:1px solid var(--line);box-shadow:0 26px 44px -30px rgba(21,24,31,.5);z-index:115}
.search-panel[hidden]{display:none}
.search-panel__inner{padding-block:clamp(1.4rem,2.6vw,2.3rem)}
.search-form{display:flex;align-items:center;gap:.9rem;border-bottom:2px solid var(--ink);
  padding-bottom:.9rem}
.search-form>svg{width:24px;height:24px;stroke:var(--steel);fill:none;stroke-width:1.8;flex:none}
.search-input{flex:1;min-width:0;border:0;outline:0;background:none;font:inherit;
  font-size:clamp(1.2rem,1rem + 1vw,1.75rem);font-weight:500;color:var(--ink);padding:.2rem 0}
.search-input::placeholder{color:var(--steel);opacity:.75;font-weight:400}
.search-input::-webkit-search-cancel-button,
.search-input::-webkit-search-decoration{-webkit-appearance:none;appearance:none}
.search-close{flex:none;width:42px;height:42px;display:grid;place-items:center;border:0;
  background:none;color:var(--steel);cursor:pointer;border-radius:var(--radius);
  transition:background .2s var(--ease),color .2s var(--ease)}
.search-close:hover{color:var(--ink);background:var(--soft)}
.search-close svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.8}
.search-results{margin-top:1.2rem;display:grid;gap:.15rem;max-height:52vh;overflow:auto}
.search-results a{display:flex;justify-content:space-between;align-items:center;gap:1rem;
  padding:.8rem .6rem;border-radius:var(--radius);color:var(--ink);font-weight:600;
  transition:background .2s var(--ease),color .2s var(--ease)}
.search-results a:hover{background:var(--soft);color:var(--blue)}
.search-results a .cat{color:var(--steel);font-size:.82rem;font-weight:500;letter-spacing:.06em;
  text-transform:uppercase;flex:none}
.search-hint,.search-empty{color:var(--steel);padding:.4rem .6rem;font-size:.95rem}

/* mobile toggle */
.nav-toggle{display:none;background:none;border:0;color:var(--ink);cursor:pointer;
  width:44px;height:44px;padding:0;position:relative;z-index:120}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;height:2px;background:currentColor;
  transition:transform .3s var(--ease),opacity .2s var(--ease)}
.nav-toggle span{top:50%;left:10px;right:10px;transform:translateY(-50%)}
.nav-toggle span::before,.nav-toggle span::after{left:0;right:0}
.nav-toggle span::before{top:-7px}
.nav-toggle span::after{top:7px}
body.nav-open .nav-toggle span{background:transparent}
body.nav-open .nav-toggle span::before{transform:translateY(7px) rotate(45deg)}
body.nav-open .nav-toggle span::after{transform:translateY(-7px) rotate(-45deg)}

/* 7) HERO ----------------------------------------------------------------- */
.hero{position:relative;display:flex;align-items:flex-end;overflow:hidden;
  min-height:clamp(600px,92vh,900px);color:#fff;isolation:isolate}
.hero__img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}
.hero__scrim{position:absolute;inset:0;z-index:-1;
  background:linear-gradient(180deg,rgba(12,18,33,.45) 0%,rgba(12,18,33,.05) 26%,
    rgba(12,18,33,.12) 60%,rgba(12,18,33,.7) 100%)}
.hero__inner{padding-block:clamp(3rem,7vw,6.5rem)}
.hero__inner .eyebrow{color:#dbe2f4}
.hero__inner .eyebrow::before{background:#9fb1de}
.hero h1{color:#fff;max-width:16ch}
.hero__sub{max-width:52ch;font-size:clamp(1.08rem,.98rem + .5vw,1.35rem);
  color:rgba(255,255,255,.9);line-height:1.55;margin-bottom:2rem}
.hero__actions{display:flex;flex-wrap:wrap;gap:1rem}

/* subpage hero (compact) */
.hero--sub{min-height:clamp(420px,58vh,600px);align-items:flex-end}
.hero--sub .hero__scrim{background:linear-gradient(180deg,rgba(12,18,33,.5) 0%,
  rgba(12,18,33,.15) 40%,rgba(12,18,33,.72) 100%)}
.hero--sub h1{max-width:20ch;margin-bottom:.3em}
.hero--sub .hero__sub{margin-bottom:0}

.breadcrumb{display:flex;flex-wrap:wrap;gap:.5rem;font-size:.9rem;color:rgba(255,255,255,.8);
  margin-bottom:1.3rem}
.breadcrumb a{color:rgba(255,255,255,.8)}
.breadcrumb a:hover{color:#fff}
.breadcrumb span{color:rgba(255,255,255,.55)}

/* 8) CARDS / SECTIONS ----------------------------------------------------- */
.grid{display:grid;gap:clamp(1.25rem,2.4vw,2rem)}
.grid--auto{grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--4{grid-template-columns:repeat(4,1fr)}
.grid--2{grid-template-columns:repeat(2,1fr)}

/* service card */
.card{position:relative;display:flex;flex-direction:column;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  transition:border-color var(--dur) var(--ease),transform var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease)}
.card:hover{border-color:var(--blue-tint-2);transform:translateY(-4px);
  box-shadow:0 18px 40px -24px rgba(12,42,144,.35)}
.card__media{aspect-ratio:4/3;overflow:hidden;background:var(--soft-2)}
.card__media img{width:100%;height:100%;object-fit:cover;
  transition:transform .7s var(--ease)}
.card:hover .card__media img{transform:scale(1.05)}
.card__body{padding:clamp(1.4rem,2.4vw,1.9rem);display:flex;flex-direction:column;flex:1}
.card__body h3{margin-bottom:.5rem}
.card__body p{color:var(--body);font-size:1rem;margin-bottom:1.3rem}
.card__link{margin-top:auto}
.card__link::after{content:"";position:absolute;inset:0}

/* feature (Warum) */
.features{display:grid;gap:clamp(1.5rem,3vw,2.5rem);
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.feature{padding-top:1.75rem;border-top:2px solid var(--ink)}
.feature__icon{width:34px;height:34px;color:var(--blue);margin-bottom:1.1rem}
.feature__icon svg{width:100%;height:100%;stroke:currentColor;fill:none;stroke-width:1.5}
.feature h3{font-size:1.2rem;margin-bottom:.45rem}
.feature p{font-size:1rem;margin-bottom:0;color:var(--body)}

/* Werteblock */
.values-block{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));
  background:var(--soft);border:1px solid var(--line)}
.value-item{display:flex;align-items:flex-start;gap:clamp(1.1rem,2vw,1.6rem);
  padding:clamp(1.7rem,3vw,2.7rem)}
.value-item:nth-child(odd){border-right:1px solid var(--line)}
.value-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
.values-block--six .value-item:nth-child(-n+4){border-bottom:1px solid var(--line)}
.value-item__icon{flex:none;width:46px;height:46px;border-radius:50%;
  display:grid;place-items:center;background:var(--blue-tint);color:var(--blue)}
.value-item__icon svg{width:23px;height:23px;stroke:currentColor;fill:none;stroke-width:1.5}
.value-item h3{font-size:1.2rem;margin-bottom:.45rem}
.value-item p{font-size:1rem;color:var(--body);margin:0;max-width:42ch}
@media(max-width:700px){
  .values-block{grid-template-columns:1fr}
  .value-item:nth-child(odd){border-right:0}
  .value-item:nth-child(-n+3){border-bottom:1px solid var(--line)}
  .values-block--six .value-item:nth-child(-n+5){border-bottom:1px solid var(--line)}
}

/* stat / trust row */
.stats{display:grid;gap:clamp(1.25rem,3vw,2.5rem);
  grid-template-columns:repeat(auto-fit,minmax(180px,1fr));text-align:left}
.stat b{display:block;font-size:clamp(2.2rem,1.6rem + 2vw,3.2rem);font-weight:800;
  color:var(--blue);letter-spacing:-.03em;line-height:1}
.stat span{display:block;margin-top:.5rem;color:var(--steel);font-size:.98rem}

/* media block (image + text) */
.media-figure{position:relative;border-radius:var(--radius);overflow:hidden}
.media-figure img{width:100%;aspect-ratio:4/3;object-fit:cover}
.media-figure--tall img{aspect-ratio:3/4}
.badge-note{position:absolute;left:0;bottom:0;background:var(--blue);color:#fff;
  padding:.9rem 1.3rem;font-weight:600;font-size:.95rem;max-width:70%}

/* checklist */
.checklist{display:grid;gap:.9rem}
.checklist li{position:relative;padding-left:2.1rem;color:var(--body)}
.checklist li::before{content:"";position:absolute;left:0;top:.15em;width:1.4rem;height:1.4rem;
  background:var(--blue-tint);border-radius:50%;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230C2A90' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:center;background-size:.9rem}
.checklist strong{color:var(--ink)}

/* prose */
.prose h2{margin-top:2.4em}
.prose h2:first-child{margin-top:0}
.prose h3{margin-top:1.8em}
.prose ul:not(.checklist){display:grid;gap:.6rem;margin:0 0 1.3em}
.prose ul:not(.checklist) li{position:relative;padding-left:1.4rem}
.prose ul:not(.checklist) li::before{content:"";position:absolute;left:0;top:.62em;
  width:7px;height:7px;background:var(--blue);border-radius:50%}
.site-credits{margin-top:clamp(4rem,8vw,7rem);padding-top:clamp(2rem,4vw,3.5rem);
  border-top:1px solid var(--line)}
.site-credits h3{margin-top:0}
.site-credits__logo{display:block;width:min(100%,360px);height:auto;
  margin:clamp(2rem,4vw,3rem) 0}
.site-credits address{font-style:normal;line-height:1.8;margin-bottom:1.6rem;color:var(--body)}
.site-credits__contact{line-height:2}

/* CTA band */
.cta-band{background:var(--ink);color:#fff;border-radius:var(--radius);
  padding:clamp(2.5rem,5vw,4.5rem);display:grid;gap:2rem;align-items:center}
@media(min-width:820px){.cta-band{grid-template-columns:1.4fr auto}}
.cta-band h2{color:#fff;margin-bottom:.4em}
.cta-band p{color:rgba(255,255,255,.75);margin-bottom:0;max-width:46ch}

/* 9) REFERENZEN ----------------------------------------------------------- */
.ref-grid{display:grid;gap:clamp(1rem,1.8vw,1.5rem);
  grid-template-columns:repeat(auto-fit,minmax(330px,1fr))}
.ref{position:relative;overflow:hidden;border-radius:var(--radius);aspect-ratio:3/2;
  display:block;isolation:isolate;background:var(--ink)}
.ref--wide{grid-column:span 2}
.ref img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease);z-index:-2}
.ref::before{content:"";position:absolute;inset:0;z-index:-1;background:rgba(0,0,0,.1);
  opacity:0;transition:opacity var(--dur) var(--ease);pointer-events:none}
.ref::after{content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(180deg,rgba(12,18,33,0) 35%,rgba(12,18,33,.82) 100%);
  opacity:.75;transition:opacity var(--dur) var(--ease)}
.ref:hover img{transform:scale(1.06)}
.ref:hover::before,.ref:focus-visible::before{opacity:1}
.ref:hover::after{opacity:1}
.ref__cap{position:absolute;left:clamp(.75rem,2vw,1.25rem);right:auto;
  bottom:clamp(.75rem,2vw,1.25rem);width:min(31rem,calc(100% - clamp(1.5rem,4vw,2.5rem)));
  padding:clamp(.8rem,1.5vw,1.15rem) clamp(.9rem,1.8vw,1.3rem);
  background:rgba(255,255,255,.94);border-left:3px solid var(--blue);
  color:var(--ink);backdrop-filter:blur(6px)}
.ref__cap .tag{font-size:.78rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;
  color:var(--blue);margin-bottom:.35rem;display:block}
.ref__cap h3{color:var(--ink);margin:0 0 .25rem;font-size:clamp(1.05rem,1rem + .35vw,1.3rem)}
.ref__cap p{margin:0;color:var(--muted);font-size:clamp(.82rem,.78rem + .2vw,.96rem);
  line-height:1.45}

/* Referenz-Projekte */
.project-list{display:grid;gap:clamp(5rem,10vw,9rem)}
.project-case{border-top:1px solid var(--line);padding-top:clamp(2rem,4vw,3.5rem)}
.project-case__head{display:grid;grid-template-columns:.7fr 1.3fr;gap:clamp(2rem,5vw,6rem);
  align-items:start;margin-bottom:clamp(2rem,4vw,3.5rem)}
.project-case__head .eyebrow{margin-bottom:0}
.project-case__number{display:block;color:var(--blue);font-size:clamp(2.1rem,4vw,3.6rem);
  font-weight:700;line-height:1;margin-bottom:1.2rem;letter-spacing:-.04em}
.project-case__head h3{font-size:clamp(1.7rem,1.25rem + 1.7vw,2.6rem);margin-bottom:.5em}
.project-case__head p{max-width:58ch;margin-bottom:0}
.project-gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  gap:clamp(.75rem,1.5vw,1.25rem)}
.project-photo{margin:0;overflow:hidden;background:var(--soft-2)}
.project-photo img{width:100%;height:100%;aspect-ratio:4/3;object-fit:cover;
  transition:transform .8s var(--ease)}
.project-photo:hover img{transform:scale(1.025)}
.project-photo--comparison{position:relative}
.project-photo__label{position:absolute;left:clamp(.75rem,2vw,1.25rem);bottom:clamp(.75rem,2vw,1.25rem);
  padding:.7rem .9rem;background:rgba(255,255,255,.94);border-left:3px solid var(--blue);
  color:var(--ink);font-size:.9rem;font-weight:600;line-height:1.3;backdrop-filter:blur(6px)}
.project-photo__label span{display:block;margin-bottom:.15rem;color:var(--blue);font-size:.7rem;
  font-weight:700;letter-spacing:.12em;text-transform:uppercase}
.project-photo__label--before{border-left-color:var(--steel)}
.project-photo__label--before span{color:var(--steel)}
.project-photo--wide{grid-column:span 2}
.project-gallery--two{grid-template-columns:repeat(2,minmax(0,1fr))}
.project-gallery--two .project-photo img{aspect-ratio:4/3}
.project-gallery--single{grid-template-columns:1fr}
.project-gallery--single .project-photo img{aspect-ratio:16/9}
@media(max-width:800px){
  .project-case__head{grid-template-columns:1fr;gap:1.2rem}
  .project-case__number{font-size:2.2rem}
  .project-gallery{grid-template-columns:repeat(2,minmax(0,1fr))}
  .project-photo--wide{grid-column:span 2}
}
@media(max-width:560px){
  .project-gallery,.project-gallery--two{grid-template-columns:1fr}
  .project-photo--wide{grid-column:auto}
  .project-photo img,.project-gallery--two .project-photo img,
  .project-gallery--single .project-photo img{aspect-ratio:4/3}
}

/* 10) TIMELINE ------------------------------------------------------------ */
.timeline{display:grid;grid-template-columns:repeat(5,1fr);gap:clamp(1rem,2vw,1.6rem);
  position:relative;counter-reset:step}
.timeline::before{content:"";position:absolute;top:26px;left:6%;right:6%;height:2px;
  background:var(--line)}
.step{position:relative;text-align:left}
.step__num{width:54px;height:54px;border-radius:50%;background:#fff;border:2px solid var(--blue);
  color:var(--blue);font-weight:700;font-size:1.2rem;display:grid;place-items:center;
  position:relative;z-index:1;margin-bottom:1.2rem}
.step h3{font-size:1.15rem;margin-bottom:.35rem}
.step p{font-size:.97rem;margin-bottom:0;color:var(--body)}

/* 11) KONTAKT ------------------------------------------------------------- */
.contact-overview{width:100%;margin-bottom:clamp(3rem,6vw,5rem)}
.contact-list{display:grid;grid-template-columns:1fr 1fr 1.35fr .85fr;
  gap:clamp(1.5rem,3vw,3rem);margin-top:clamp(2rem,4vw,3rem)}
.contact-item{display:flex;gap:1.1rem;align-items:flex-start}
.contact-item__icon{flex:none;width:46px;height:46px;border-radius:50%;background:var(--blue-tint);
  color:var(--blue);display:grid;place-items:center}
.contact-item__icon svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.7}
.contact-item__content{display:flex;flex-direction:column;align-items:flex-start;line-height:1.4}
.contact-item .label{font-size:.82rem;text-transform:uppercase;letter-spacing:.1em;
  color:var(--steel);margin-bottom:.3rem}
.contact-item a,.contact-item .val{color:var(--ink);font-weight:600;font-size:1.1rem}
.contact-item a:hover{color:var(--blue)}

.form{display:grid;gap:1.3rem}
.form__row{display:grid;gap:1.3rem}
@media(min-width:600px){.form__row{grid-template-columns:1fr 1fr}}
.field{display:grid;gap:.45rem}
.field label{font-size:.9rem;font-weight:600;color:var(--ink)}
.field label .req{color:var(--blue)}
.field input,.field textarea{font:inherit;font-size:1rem;color:var(--ink);background:#fff;
  border:1.5px solid var(--line);border-radius:var(--radius);padding:.85rem 1rem;
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease);width:100%}
.field textarea{min-height:150px;resize:vertical}
.field input:focus,.field textarea:focus{outline:0;border-color:var(--blue);
  box-shadow:0 0 0 3px var(--blue-tint)}
.form__consent{display:flex;gap:.7rem;align-items:flex-start;font-size:.92rem;line-height:1.6;color:var(--steel)}
.form__consent>span{display:block;flex:1}
.form__consent input{flex:none;margin-top:.25rem;accent-color:var(--blue);width:1.05rem;height:1.05rem}
.form__consent a{display:inline;color:var(--blue)}
.form__note{font-size:.86rem;color:var(--steel)}
.map-embed{aspect-ratio:16/10;background:var(--soft-2);border:1px solid var(--line);
  border-radius:var(--radius);display:grid;place-items:center;text-align:center;
  color:var(--steel);padding:2rem;position:relative;overflow:hidden}
.map-embed svg{width:40px;height:40px;stroke:var(--steel);fill:none;stroke-width:1.4;margin-bottom:.8rem}
.map-embed--wide{width:100%;aspect-ratio:auto;min-height:clamp(280px,35vw,460px)}

@media(max-width:1000px){
  .contact-list{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:600px){
  .contact-list{grid-template-columns:1fr}
}

/* 12) FOOTER -------------------------------------------------------------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);
  padding-block:clamp(3.5rem,6vw,5.5rem) 2rem;font-size:.97rem}
.footer-grid{display:grid;gap:clamp(2rem,4vw,3rem);
  grid-template-columns:1.4fr .8fr .8fr 1fr}
.footer-brand img{
  display:block;
  width:61px;
  height:auto;
  max-width:100%;
  margin-bottom:1.3rem
}
.footer-brand p{max-width:34ch;color:rgba(255,255,255,.6);font-size:.95rem}
.site-footer h3{color:#fff;font-size:.85rem;letter-spacing:.12em;text-transform:uppercase;
  margin-bottom:1.2rem;font-weight:600}
.footer-nav a{color:rgba(255,255,255,.72);display:inline-block;padding-block:.32rem;
  transition:color .25s var(--ease)}
.footer-nav a:hover{color:#fff}
.footer-contact a{color:rgba(255,255,255,.72)}
.footer-contact a:hover{color:#fff}
.footer-contact li{margin-bottom:.55rem}
.footer-bottom{display:flex;flex-wrap:wrap;gap:1rem;justify-content:space-between;
  align-items:center;margin-top:clamp(2.5rem,5vw,4rem);padding-top:1.6rem;
  border-top:1px solid rgba(255,255,255,.12);font-size:.9rem;color:rgba(255,255,255,.5)}
.footer-bottom nav{display:flex;gap:1.5rem;flex-wrap:wrap}
.footer-bottom a{color:rgba(255,255,255,.65)}
.footer-bottom a:hover{color:#fff}
.footer-credit{display:inline-flex;flex-direction:column;align-items:flex-start;gap:.5rem;
  padding-left:1.4rem;border-left:1px solid rgba(255,255,255,.12);
  font-size:.78rem;line-height:1.3}
.footer-credit img{display:block;width:150px;height:auto;
  opacity:.68;transition:opacity var(--dur) var(--ease)}
.footer-credit:hover img{opacity:1}

/* 13) ANIMATION ----------------------------------------------------------- */
.reveal{opacity:0;transform:translateY(22px);
  transition:opacity .75s var(--ease),transform .75s var(--ease)}
.reveal.is-visible{opacity:1;transform:none}
.reveal[data-delay="1"]{transition-delay:.08s}
.reveal[data-delay="2"]{transition-delay:.16s}
.reveal[data-delay="3"]{transition-delay:.24s}
.reveal[data-delay="4"]{transition-delay:.32s}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .card,.card__media img,.ref img,.btn svg,.arrow-link svg{transition:none!important}
}

/* 14) RESPONSIVE ---------------------------------------------------------- */
@media(max-width:1080px){
  .grid--4{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-brand{grid-column:1/-1}
}
@media(max-width:900px){
  .grid--3{grid-template-columns:repeat(2,1fr)}
  .timeline{grid-template-columns:1fr;gap:0}
  .timeline::before{top:0;bottom:0;left:26px;right:auto;width:2px;height:auto}
  .step{padding-left:80px;padding-bottom:2.2rem}
  .step:last-child{padding-bottom:0}
  .step__num{position:absolute;left:0;top:0;margin-bottom:0}
}
@media(max-width:900px){
  :root{--header-h:100px}
  .topbar{font-size:.8rem}
  .topbar__tag{display:none}
  .topbar__inner{justify-content:flex-end;gap:1.2rem}
  .nav-toggle{display:block}
  .nav__chev{display:none}
  .mega{display:none}
  .nav{position:fixed;inset:0;z-index:110;flex-direction:column;justify-content:center;
    gap:2rem;background:rgba(255,255,255,.98);backdrop-filter:blur(6px);
    transform:translateX(100%);transition:transform .4s var(--ease);visibility:hidden}
  body.nav-open .nav{transform:none;visibility:visible}
  .nav__list{flex-direction:column;gap:1.3rem;text-align:center;align-items:center}
  .nav__item{display:block}
  .nav__top{color:var(--ink);font-size:1.4rem;font-weight:600;padding-block:.3rem;
    justify-content:center}
  .nav__top::after{display:none}
  .nav .btn{font-size:1.1rem}
  body.nav-open{overflow:hidden}
  body.nav-open .nav-toggle{color:var(--ink)}
}
@media(max-width:640px){
  .grid--3,.grid--2{grid-template-columns:1fr}
  .ref--wide{grid-column:auto}
  .footer-grid{grid-template-columns:1fr}
  .cta-band{text-align:left}
  .hero{min-height:78vh}
}
@media(max-width:560px){
  .topbar__links a[href^="mailto"],.topbar__links a.tb-kontakt{display:none}
  .topbar__inner{justify-content:center}
}