/* ==========================================================================
   Nirves Avdic – Metallbau Graz
   style.css  ·  gehoert nach  public/css/style.css
   ========================================================================== */

:root{
  --bg:#f5f9fe; --surface:#ffffff; --text:#4d5d74; --head:#123b6b; --muted:#7b8ba3;
  --accent:#1f5fb5; --accent-2:#3d84e0; --line:#e1ebf7; --radius:22px;
  --ff-head:"Segoe UI",system-ui,-apple-system,Roboto,"Helvetica Neue",Arial,sans-serif;
  --ff-body:"Segoe UI",system-ui,-apple-system,Roboto,"Helvetica Neue",Arial,sans-serif;
  --maxw:1180px;
  --shadow:0 20px 50px -26px rgba(18,59,107,.34);
  --callbar:0px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--text);font-family:var(--ff-body);
  font-size:17px;line-height:1.75;-webkit-font-smoothing:antialiased;
  padding-bottom:var(--callbar);overflow-x:hidden;
}
h1,h2,h3{font-family:var(--ff-head);color:var(--head);margin:0 0 .5em;line-height:1.18;letter-spacing:-.02em;font-weight:700}
h1{font-size:clamp(2rem,5vw,3.5rem)}
h2{font-size:clamp(1.6rem,3.2vw,2.5rem)}
h3{font-size:1.16rem}
p{margin:0 0 1rem}
a{color:var(--accent)}
img{max-width:100%;display:block}
:focus-visible{outline:3px solid var(--accent-2);outline-offset:3px;border-radius:6px}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.pill{display:inline-block;background:#e6f0fd;color:var(--accent);border-radius:99px;padding:7px 18px;font-size:.82rem;font-weight:600;margin:0 0 1.2rem}
.lead{font-size:1.12rem;color:var(--muted);max-width:60ch}
.center{text-align:center;margin-left:auto;margin-right:auto}
section{padding:88px 0}
.visually-hidden{position:absolute!important;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* Skip-Link ---------------------------------------------------------------- */
.skip{position:absolute;left:14px;top:-70px;z-index:200;background:var(--accent);color:#fff;
  padding:12px 20px;border-radius:0 0 12px 12px;text-decoration:none;font-weight:600;transition:top .18s}
.skip:focus{top:0}

/* Buttons ------------------------------------------------------------------ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:13px 26px;
  border-radius:99px;font-weight:600;font-size:.96rem;text-decoration:none;
  border:1.5px solid transparent;transition:.2s;cursor:pointer;min-height:48px}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 12px 26px -12px rgba(31,95,181,.8)}
.btn-primary:hover{background:#2a6fca;transform:translateY(-1px)}
.btn-soft{background:#fff;border-color:var(--line);color:var(--head)}
.btn-soft:hover{border-color:var(--accent-2);color:var(--accent)}

/* Header ------------------------------------------------------------------- */
.site-header{position:sticky;top:0;z-index:50;padding:14px 0}
.hd{max-width:var(--maxw);margin:0 auto;display:flex;align-items:center;gap:26px;
  min-height:66px;padding:0 14px 0 22px;
  background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:blur(12px) saturate(160%);
  backdrop-filter:blur(12px) saturate(160%);
  border:1px solid var(--line);border-radius:99px;
  box-shadow:0 10px 30px -20px rgba(18,59,107,.4)}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--head);margin-right:auto;font-weight:700;white-space:nowrap}
.brand svg{flex:none}
.nav{display:flex;gap:24px}
.nav a{color:var(--text);text-decoration:none;font-size:.94rem;font-weight:500}
.nav a:hover{color:var(--accent)}
.hd .btn{padding:11px 22px}

/* Burger ------------------------------------------------------------------- */
.navtoggle{display:none;width:46px;height:46px;flex:none;border:1px solid var(--line);
  background:#fff;border-radius:50%;cursor:pointer;padding:0;place-items:center;color:var(--head)}
.navtoggle span{display:block;width:18px;height:2px;background:currentColor;border-radius:2px;
  position:relative;transition:.22s}
.navtoggle span::before,.navtoggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;
  background:currentColor;border-radius:2px;transition:.22s}
.navtoggle span::before{top:-6px}
.navtoggle span::after{top:6px}
[aria-expanded="true"].navtoggle span{background:transparent}
[aria-expanded="true"].navtoggle span::before{top:0;transform:rotate(45deg)}
[aria-expanded="true"].navtoggle span::after{top:0;transform:rotate(-45deg)}

@media(max-width:940px){
  .navtoggle{display:grid}
  .hd{border-radius:20px;padding:0 12px 0 18px;gap:12px}
  .hd .btn-primary{display:none}
  .nav{position:absolute;left:24px;right:24px;top:calc(100% + 10px);
    flex-direction:column;gap:0;padding:10px;
    background:rgba(255,255,255,.96);
    -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
    border:1px solid var(--line);border-radius:20px;
    box-shadow:0 24px 50px -28px rgba(18,59,107,.55);
    opacity:0;visibility:hidden;transform:translateY(-8px);transition:.2s}
  .nav.open{opacity:1;visibility:visible;transform:none}
  .nav a{padding:14px 16px;border-radius:12px;font-size:1rem}
  .nav a:hover{background:#eef5fd}
  .site-header{position:sticky}
}

/* Sticky Call-Bar (mobil) -------------------------------------------------- */
.callbar{display:none}
@media(max-width:700px){
  :root{--callbar:76px}
  .callbar{
    display:grid;grid-template-columns:1fr;gap:10px;
    position:fixed;left:0;right:0;bottom:0;z-index:60;
    padding:12px 14px calc(12px + env(safe-area-inset-bottom));
    background:rgba(255,255,255,.92);
    -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
    border-top:1px solid var(--line)}
  .callbar .btn{width:100%;padding:13px 12px;font-size:.95rem}
}

/* Hero --------------------------------------------------------------------- */
.hero{position:relative;overflow:hidden;padding-top:66px}
.hero::before{content:"";position:absolute;top:-260px;left:50%;transform:translateX(-50%);
  width:1100px;max-width:160vw;height:620px;
  background:radial-gradient(closest-side,rgba(61,132,224,.20),transparent);pointer-events:none}
.hero .wrap{position:relative}
.hero h1{max-width:18ch;margin-inline:auto}
.hero .lead{margin-inline:auto;margin-bottom:2.2rem}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-bottom:56px}
.hero-shot{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);border:8px solid #fff;background:#e8f0fb}
.hero-shot img{width:100%;height:clamp(240px,44vh,480px);object-fit:cover;object-position:center}

/* Hero-Grafik: Verzinkung ---------------------------------------------------
   Illustration eines feuerverzinkten Gelaenders mit Lochblech-Fuellung.
   Reines SVG, keine Bilddatei, dadurch gestochen scharf auf jedem Display. */
.hero-art{position:relative;margin:0;border-radius:var(--radius);overflow:hidden;
  border:8px solid #fff;box-shadow:var(--shadow);background:#123b6b}
.hero-art svg{display:block;width:100%;height:clamp(250px,44vh,470px)}
.hero-badge{position:absolute;left:20px;bottom:20px;z-index:2;
  display:inline-flex;align-items:center;gap:10px;
  padding:10px 20px;border-radius:99px;
  font-size:.86rem;font-weight:600;color:#fff;letter-spacing:.01em;
  background:rgba(255,255,255,.14);
  -webkit-backdrop-filter:blur(10px) saturate(150%);
  backdrop-filter:blur(10px) saturate(150%);
  border:1px solid rgba(255,255,255,.24)}
.hero-badge::before{content:"";width:8px;height:8px;border-radius:50%;background:#9cc8ff;
  box-shadow:0 0 0 4px rgba(156,200,255,.22);flex:none}
@keyframes zincSheen{
  0%   {transform:translateX(-360px)}
  55%  {transform:translateX(1420px)}
  100% {transform:translateX(1420px)}
}
.zinc-sheen{animation:zincSheen 8s cubic-bezier(.45,0,.35,1) infinite}
/* Auf schmalen Displays flacheres Seitenverhaeltnis, damit die ganze
   Konstruktion sichtbar bleibt statt seitlich weggeschnitten zu werden. */
@media(max-width:700px){
  .hero-art svg{height:auto;aspect-ratio:3/2}
}
@media(max-width:600px){
  .hero-art{border-width:6px}
  .hero-badge{left:12px;bottom:12px;font-size:.76rem;padding:8px 15px;gap:8px}
}
@media(max-width:600px){
  .hero{padding-top:36px}
  .hero-cta{margin-bottom:38px;gap:10px}
  .hero-cta .btn{flex:1 1 100%}
  .hero-shot{border-width:6px}
  section{padding:62px 0}
}

/* Leistungen --------------------------------------------------------------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:48px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:34px 30px;transition:.22s}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.card-ico{width:56px;height:56px;border-radius:18px;background:#e6f0fd;color:var(--accent);display:grid;place-items:center;margin-bottom:20px}
.card p{margin:0;font-size:.97rem;color:var(--muted)}
@media(max-width:880px){.cards{grid-template-columns:1fr}}
.tags{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:44px 0 0;padding:0;list-style:none}
.tags li{background:var(--surface);border:1px solid var(--line);border-radius:99px;padding:9px 20px;font-size:.9rem;color:var(--head)}

/* Galerie ------------------------------------------------------------------ */
.gal{background:linear-gradient(180deg,#ffffff,#eef5fd)}
.grid{display:grid;grid-template-columns:repeat(3,1fr);grid-auto-flow:dense;gap:20px;margin-top:46px}
.tile{position:relative;border:0;padding:0;margin:0;background:#e8f0fb;border-radius:var(--radius);
  overflow:hidden;aspect-ratio:4/3;cursor:zoom-in;display:block;width:100%;
  box-shadow:0 12px 32px -22px rgba(18,59,107,.5);transition:box-shadow .25s,transform .25s}
.tile img{width:100%;height:100%;object-fit:cover;object-position:center;
  transition:transform .55s cubic-bezier(.2,.7,.3,1)}
.tile figcaption,
.tile .cap{
  position:absolute;left:0;right:0;bottom:0;z-index:2;
  padding:38px 18px 15px;text-align:left;
  font-size:.88rem;font-weight:600;color:#fff;
  background:linear-gradient(to top,rgba(11,38,74,.82),rgba(11,38,74,0));
  -webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);
  opacity:0;transform:translateY(10px);transition:.28s;pointer-events:none}
.tile:hover img{transform:scale(1.07)}
.tile:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
.tile:hover .cap,.tile:focus-visible .cap{opacity:1;transform:none}
.tile:focus-visible{outline:3px solid var(--accent-2);outline-offset:3px}
/* Grosse Kacheln fuer Abwechslung im Raster */
.grid .tile:nth-child(1),
.grid .tile:nth-child(8){grid-column:span 2;aspect-ratio:8/5}
@media(max-width:880px){
  .grid{grid-template-columns:1fr 1fr;gap:14px}
  .grid .tile:nth-child(1),.grid .tile:nth-child(8){grid-column:span 2;aspect-ratio:16/9}
}
@media(max-width:520px){
  .grid{grid-template-columns:1fr}
  .grid .tile:nth-child(1),.grid .tile:nth-child(8){grid-column:span 1;aspect-ratio:4/3}
  .tile .cap{opacity:1;transform:none}
}

/* Ablauf ------------------------------------------------------------------- */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:48px;padding:0;list-style:none}
.flow li{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px 26px}
.flow .n{width:38px;height:38px;border-radius:50%;background:var(--accent);color:#fff;display:grid;place-items:center;font-weight:700;font-size:.95rem;margin-bottom:16px}
.flow p{margin:.3em 0 0;font-size:.93rem;color:var(--muted)}
@media(max-width:900px){.flow{grid-template-columns:1fr 1fr}}
@media(max-width:540px){.flow{grid-template-columns:1fr}}

/* Kontakt ------------------------------------------------------------------ */
.contact-card{background:var(--accent);border-radius:calc(var(--radius) + 10px);padding:64px 56px;color:#cfe0f7;position:relative;overflow:hidden}
.contact-card::before{content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;background:rgba(255,255,255,.07)}
.contact-card h2{color:#fff}
.contact-card .lead{color:#b7cdec}
.contact-inner{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:start}
.contact-card .pill{background:rgba(255,255,255,.16);color:#fff}
.dl{margin:0;display:grid;gap:18px}
.dl div{background:rgba(255,255,255,.09);border-radius:16px;padding:16px 20px}
.dl dt{font-size:.76rem;letter-spacing:.12em;text-transform:uppercase;color:#a8c3e8;margin-bottom:3px}
.dl dd{margin:0;font-size:1.1rem;color:#fff;word-break:break-word}
.dl dd a{color:#fff;text-decoration:none}
.dl dd a:hover{text-decoration:underline}
.contact-card .btn-primary{background:#fff;color:var(--accent);box-shadow:none}
.contact-card .btn-primary:hover{background:#e6f0fd}
@media(max-width:880px){.contact-inner{grid-template-columns:1fr;gap:34px}.contact-card{padding:44px 28px}}
@media(max-width:600px){.contact-card{padding:34px 20px}.contact-card .btn{width:100%}}

/* Footer ------------------------------------------------------------------- */
.site-footer{padding:34px 0;font-size:.9rem;color:var(--muted)}
.ft{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px 26px}
.site-footer a{color:var(--head);text-decoration:none}
.site-footer a:hover{text-decoration:underline}

/* Lightbox ----------------------------------------------------------------- */
.lb{position:fixed;inset:0;z-index:100;background:rgba(12,30,56,.94);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
  display:grid;place-items:center;padding:5vmin}
.lb[hidden]{display:none}
.lb img{max-width:100%;max-height:86vh;border-radius:16px;box-shadow:0 30px 80px -30px #000}
.lb-x,.lb-nav{position:absolute;border:0;border-radius:50%;background:rgba(255,255,255,.16);
  color:#fff;cursor:pointer;display:grid;place-items:center;transition:.18s;line-height:1}
.lb-x:hover,.lb-nav:hover{background:rgba(255,255,255,.3)}
.lb-x{top:18px;right:22px;width:46px;height:46px;font-size:26px}
.lb-nav{top:50%;transform:translateY(-50%);width:52px;height:52px;font-size:24px}
.lb-prev{left:16px}
.lb-next{right:16px}
.lb-count{position:absolute;bottom:18px;left:50%;transform:translateX(-50%);
  font-size:.85rem;color:#c9dcf5;background:rgba(255,255,255,.12);padding:6px 16px;border-radius:99px}
@media(max-width:600px){
  .lb-nav{width:44px;height:44px}
  .lb-prev{left:8px}.lb-next{right:8px}
  .lb img{max-height:74vh}
}

/* Impressum / Recht -------------------------------------------------------- */
.legal{max-width:850px;overflow-wrap:anywhere;hyphens:auto}
.legal>h1{margin-bottom:.5em}
.legal .intro{margin-bottom:34px}
.legal .block{border-top:1px solid var(--line);padding:26px 0 4px;scroll-margin-top:100px}
.legal .block h2{font-size:1.12rem;line-height:1.35;margin:0 0 .7em;letter-spacing:0;
  text-transform:none;font-weight:700;color:var(--head)}
.legal p{margin:0 0 .85rem}
.legal ul{margin:.1rem 0 1rem;padding-left:1.25em}
.legal li{margin-bottom:.2rem}
.legal .kv{margin:0;display:grid;gap:.35rem}
.legal .kv span{display:block}
.legal .back{display:inline-block;margin-top:38px;text-decoration:none;font-size:.92rem;
  color:var(--accent-2);border-bottom:1px solid var(--line);padding-bottom:2px}
.legal .back:hover{border-color:var(--accent-2)}
.legal .toc{list-style:none;padding:0;margin:0 0 8px;display:flex;flex-wrap:wrap;gap:8px}
.legal .toc a{display:inline-block;background:var(--surface);border:1px solid var(--line);
  border-radius:99px;padding:7px 16px;font-size:.86rem;color:var(--head);text-decoration:none}
.legal .toc a:hover{border-color:var(--accent-2);color:var(--accent)}

/* 404 ---------------------------------------------------------------------- */
.nf{min-height:calc(100vh - 96px - 106px);display:grid;place-items:center;padding:70px 0 90px;overflow:hidden}
.nf-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center;
  max-width:var(--maxw);width:100%;padding:0 24px}
.nf .code{display:inline-flex;align-items:baseline;gap:14px;font-size:.82rem;font-weight:700;
  letter-spacing:.18em;text-transform:uppercase;color:var(--accent);background:#e6f0fd;
  border-radius:99px;padding:7px 18px;margin-bottom:1.4rem}
.nf h1{font-size:clamp(1.9rem,4.4vw,3.1rem);max-width:16ch;margin-bottom:.55em}
.nf .lead{font-size:1.1rem;max-width:46ch;margin-bottom:2rem}
.nf-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:2.6rem}
.nf-links{border-top:1px solid var(--line);padding-top:22px}
.nf-links .lbl{font-size:.76rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);display:block;margin-bottom:12px}
.nf-links ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:10px}
.nf-links a{display:inline-block;background:var(--surface);border:1px solid var(--line);
  border-radius:99px;padding:9px 20px;font-size:.92rem;color:var(--head);text-decoration:none;transition:.18s}
.nf-links a:hover{border-color:var(--accent-2);color:var(--accent);transform:translateY(-1px)}
.nf-figure{position:relative;display:grid;place-items:center;margin:0}
.nf-figure::before{content:"";position:absolute;width:130%;aspect-ratio:1;border-radius:50%;
  background:radial-gradient(closest-side,rgba(61,132,224,.20),transparent);pointer-events:none}
.art404{position:relative;width:100%;max-width:520px;color:var(--accent)}
.art404 .loose{color:var(--accent-2)}
.nf-figure .cap{position:relative;margin-top:18px;font-size:.9rem;color:var(--muted);text-align:center;max-width:34ch}
@media(max-width:900px){
  .nf-inner{grid-template-columns:1fr;gap:38px;text-align:left}
  .nf-figure{order:-1}
  .art404{max-width:380px}
  .nf{padding:40px 0 70px;min-height:0}
}
@media(max-width:600px){.nf-cta .btn{flex:1 1 100%}}

/* Reduced motion ----------------------------------------------------------- */
@media(prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important}
}