/* =====================================================================
   TU Graz Business GmbH — Website
   Design-System (Corporate Design): Fira Sans + Crimson Text,
   Schwarz #1C1C1C, Anthrazit-Text #323335, Akzent Pink #E51B4A.
   ===================================================================== */

:root{
  --black:#1C1C1C;
  --black-2:#232324;
  --ink:#323335;
  --soft:#67676b;
  --faint:#8d8d91;
  --paper:#ffffff;
  --panel:#f7f5f6;          /* neutral mit leichtem Rosé-Stich – bewusst gewählt */
  --panel-2:#f1eef0;
  --line:#e7e3e5;
  --accent:#E51B4A;
  --accent-ink:#c0123c;     /* dunkler für Text auf Hell */
  --accent-soft:#fdeaef;
  --on-dark:#eceaeb;
  --on-dark-soft:#a6a4a6;
  --on-dark-line:#333133;
  --radius:14px;
  --radius-sm:10px;
  --wrap:1140px;
  --shadow:0 10px 34px rgba(20,18,20,.08);
  --shadow-lg:0 24px 60px rgba(20,18,20,.16);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion:reduce){ html{scroll-behavior:auto;} }
body{
  margin:0;
  font-family:"Fira Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  color:var(--ink);
  background:var(--paper);
  font-size:17px;
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 28px;}
.serif{font-family:"Crimson Text",Georgia,serif;}

/* ---------- Typografie ---------- */
h1,h2,h3{color:var(--black);letter-spacing:-.01em;text-wrap:balance;margin:0;}
.eyebrow{
  font-size:.74rem;font-weight:600;letter-spacing:.18em;text-transform:uppercase;
  color:var(--accent-ink);margin:0 0 14px;
}
.lead{font-size:1.22rem;color:var(--soft);line-height:1.6;max-width:60ch;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;
  font-weight:600;font-size:1rem;line-height:1;
  padding:15px 26px;border-radius:999px;border:1.5px solid transparent;
  cursor:pointer;transition:transform .15s ease, background .15s ease, border-color .15s, color .15s;
  white-space:nowrap;
}
.btn:active{transform:translateY(1px);}
.btn-primary{background:var(--accent);color:#fff;}
.btn-primary:hover{background:#cf133f;}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--black);}
.btn-ghost:hover{border-color:var(--black);}
.btn-on-dark{background:transparent;border-color:#4a484a;color:var(--on-dark);}
.btn-on-dark:hover{border-color:var(--on-dark);background:rgba(255,255,255,.04);}
.btn .arr{transition:transform .15s ease;}
.btn:hover .arr{transform:translateX(3px);}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(20,18,20,.9);
  -webkit-backdrop-filter:saturate(160%) blur(12px);backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.site-header::after{ /* feine, gleichmäßige Akzentlinie */
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:var(--accent);opacity:.3;
}
.nav{display:flex;align-items:center;justify-content:space-between;height:70px;}
.brand{display:flex;align-items:center;gap:11px;color:#fff;}
.brand img{height:30px;width:auto;}
.brand .bt{font-weight:700;font-size:1.06rem;letter-spacing:.01em;line-height:1;}
.brand .bt small{display:block;font-weight:400;font-size:.58rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--on-dark-soft);margin-top:3px;}
.nav-links{display:flex;align-items:center;gap:30px;list-style:none;margin:0;padding:0;}
/* Textlinks (nicht der Anfragen-Button) */
.nav-links a:not(.nav-cta){
  position:relative;color:var(--on-dark-soft);font-weight:500;font-size:.94rem;letter-spacing:.005em;
  padding:6px 1px;transition:color .16s ease;
}
.nav-links a:not(.nav-cta):hover{color:#fff;}
.nav-links a:not(.nav-cta).active{color:#fff;}
.nav-links a:not(.nav-cta)::after{ /* bündige, animierte Unterstreichung */
  content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;border-radius:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:center;
  transition:transform .24s cubic-bezier(.4,0,.2,1), background .18s ease;
}
.nav-links a:not(.nav-cta):hover::after{transform:scaleX(1);background:color-mix(in srgb, var(--accent) 55%, transparent);}
.nav-links a:not(.nav-cta).active::after{transform:scaleX(1);background:var(--accent);}
.nav-cta{margin-left:6px;padding:11px 22px;font-size:.92rem;box-shadow:0 8px 22px rgba(229,27,74,.26);}
.nav-cta:hover{transform:translateY(-1px);}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px;}
.nav-toggle span{display:block;width:24px;height:2px;background:#fff;margin:5px 0;
  transition:transform .2s, opacity .2s;border-radius:2px;}

/* ---------- Hero ---------- */
.hero{position:relative;color:var(--on-dark);overflow:hidden;background-color:var(--black);
  background-image:linear-gradient(100deg, rgba(18,16,18,.96) 0%, rgba(18,16,18,.86) 44%, rgba(18,16,18,.5) 100%), url("img/hero.jpg");
  background-size:cover;background-position:center right;}
.hero::before{ /* weicher Akzent-Glow */
  content:"";position:absolute;top:-30%;right:-10%;width:60vw;height:60vw;max-width:720px;max-height:720px;
  background:radial-gradient(circle,rgba(229,27,74,.16),transparent 62%);pointer-events:none;
}
.hero .wrap{position:relative;padding:96px 28px 104px;}
.hero-eyebrow{color:#ff5e83;}
.hero h1{
  color:#fff;font-size:clamp(2.7rem,7vw,5.2rem);line-height:1.02;letter-spacing:-.02em;
  font-weight:700;max-width:16ch;
}
.hero h1 .wd{font-family:"Crimson Text",Georgia,serif;font-style:italic;font-weight:600;}
.hero h1 .dot{color:var(--accent);}
.hero p.lead{color:var(--on-dark-soft);margin:26px 0 0;font-size:1.28rem;max-width:56ch;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:38px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px 30px;margin-top:52px;
  padding-top:26px;border-top:1px solid var(--on-dark-line);color:var(--on-dark-soft);font-size:.92rem;}
.hero-meta b{color:#fff;font-weight:600;}

/* ---------- Sections ---------- */
section{padding:88px 0;}
.section-head{max-width:64ch;margin-bottom:46px;}
.section-head h2{font-size:clamp(1.9rem,4vw,2.7rem);line-height:1.08;}
.section-head p{margin:16px 0 0;color:var(--soft);font-size:1.12rem;}
.bg-panel{background:var(--panel);}
.bg-panel-2{background:var(--panel-2);}

/* ---------- Werte-Grid ---------- */
.values{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:18px;}
.value{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;transition:transform .18s ease, box-shadow .18s ease, border-color .18s;
}
.value:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:transparent;}
.value .num{font-family:"Crimson Text",serif;font-style:italic;font-size:1.5rem;color:var(--accent);
  line-height:1;margin-bottom:14px;}
.value h3{font-size:1.14rem;margin-bottom:8px;}
.value p{margin:0;color:var(--soft);font-size:.98rem;line-height:1.55;}

/* ---------- Produkte ---------- */
.products{display:grid;gap:22px;}
.product{
  display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:start;gap:26px;
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  padding:34px 34px;box-shadow:var(--shadow);
}
.product .p-main{min-width:0;}
.product .tag{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.12em;
  text-transform:uppercase;color:var(--accent-ink);background:var(--accent-soft);
  padding:5px 11px;border-radius:999px;margin-bottom:14px;}
.product h3{font-size:1.7rem;letter-spacing:-.015em;margin-bottom:10px;}
.product h3 .plus{color:var(--accent);}
.product p{margin:0 0 14px;color:var(--soft);}
.product ul{margin:14px 0 0;padding:0;list-style:none;display:grid;gap:9px;}
.product ul li{position:relative;padding-left:24px;color:var(--ink);font-size:.98rem;line-height:1.5;}
.product ul li::before{content:"";position:absolute;left:3px;top:.62em;width:7px;height:7px;
  border-radius:50%;background:var(--accent);}
.product ul li b{font-weight:600;color:var(--black);}
.product .p-side{display:flex;flex-direction:column;align-items:flex-end;gap:14px;}
.p-badge{width:64px;height:64px;border-radius:16px;display:grid;place-items:center;
  background:var(--black);color:#fff;font-family:"Crimson Text",serif;font-style:italic;
  font-weight:600;font-size:1.5rem;}
.p-shot{width:320px;max-width:100%;height:auto;border-radius:12px;border:1px solid var(--line);
  box-shadow:var(--shadow);display:block;}

/* ---------- Leistungen (einfache Liste) ---------- */
.offer{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;}
.offer .o{padding:24px 24px;border-left:3px solid var(--accent);background:var(--paper);
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;box-shadow:var(--shadow);}
.offer .o h3{font-size:1.12rem;margin-bottom:7px;}
.offer .o p{margin:0;color:var(--soft);font-size:.96rem;}

/* ---------- CTA-Band ---------- */
.cta-band{background-color:var(--black);
  background-image:linear-gradient(rgba(18,16,18,.9),rgba(18,16,18,.93)), url("img/work.jpg");
  background-size:cover;background-position:center;
  color:#fff;border-radius:var(--radius);
  padding:56px 48px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;
  position:relative;overflow:hidden;}
.cta-band::before{content:"";position:absolute;bottom:-40%;left:-6%;width:40vw;height:40vw;max-width:460px;max-height:460px;
  background:radial-gradient(circle,rgba(229,27,74,.28),transparent 62%);pointer-events:none;}
.cta-band .ct{position:relative;}
.cta-band h2{color:#fff;font-size:clamp(1.7rem,3.4vw,2.4rem);line-height:1.1;}
.cta-band h2 .wd{font-family:"Crimson Text",serif;font-style:italic;font-weight:600;}
.cta-band p{color:var(--on-dark-soft);margin:12px 0 0;max-width:46ch;}
.cta-band .actions{position:relative;display:flex;flex-wrap:wrap;gap:14px;}

/* ---------- Kontakt ---------- */
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:start;}
.contact-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 30px;box-shadow:var(--shadow);}
.contact-line{display:flex;gap:14px;align-items:flex-start;padding:16px 0;border-bottom:1px solid var(--line);}
.contact-line:last-child{border-bottom:0;}
.contact-line .ic{flex:0 0 auto;width:40px;height:40px;border-radius:11px;background:var(--accent-soft);
  color:var(--accent-ink);display:grid;place-items:center;}
.contact-line .lb{font-size:.76rem;letter-spacing:.09em;text-transform:uppercase;color:var(--faint);font-weight:600;}
.contact-line .vv{font-size:1.08rem;color:var(--black);font-weight:500;}
.contact-line a.vv:hover{color:var(--accent-ink);}
.gf-list{display:grid;gap:14px;margin-top:18px;}
.gf{display:flex;align-items:center;gap:14px;padding:16px 18px;background:var(--panel);border-radius:var(--radius-sm);}
.gf .av{width:46px;height:46px;border-radius:50%;background:var(--black);color:#fff;display:grid;place-items:center;
  font-weight:600;font-size:1rem;flex:0 0 auto;}
.gf .nm{font-weight:600;color:var(--black);}
.gf .ro{font-size:.9rem;color:var(--soft);}

/* ---------- Legal / Textseiten ---------- */
.legal-page{padding:64px 0 88px;}
.legal-page .wrap{max-width:820px;}
.legal-page h1{font-size:clamp(2rem,4vw,2.8rem);margin-bottom:8px;}
.legal-page h2{font-size:1.3rem;margin:34px 0 10px;padding-top:20px;border-top:1px solid var(--line);}
.legal-page h2:first-of-type{border-top:0;padding-top:0;}
.legal-page p,.legal-page li{color:var(--ink);font-size:1rem;line-height:1.7;}
.legal-page a{color:var(--accent-ink);text-decoration:underline;text-underline-offset:2px;}
.legal-page .muted{color:var(--soft);}
.data-table{margin:12px 0;}
.data-table div{display:flex;gap:10px;padding:6px 0;flex-wrap:wrap;}
.data-table .k{min-width:210px;color:var(--faint);font-weight:600;font-size:.86rem;
  letter-spacing:.03em;text-transform:uppercase;padding-top:2px;}

/* ---------- Footer ---------- */
.site-footer{background:var(--black);color:var(--on-dark-soft);padding:64px 0 28px;}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px;padding-bottom:40px;
  border-bottom:1px solid var(--on-dark-line);}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{max-width:38ch;font-size:.96rem;line-height:1.6;}
.footer-col h4{color:#fff;font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;margin:0 0 14px;font-weight:600;}
.footer-col ul{list-style:none;margin:0;padding:0;display:grid;gap:10px;}
.footer-col a{color:var(--on-dark-soft);font-size:.96rem;}
.footer-col a:hover{color:#fff;}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  padding-top:24px;font-size:.85rem;color:var(--faint);}
.footer-bottom .claim{font-family:"Crimson Text",serif;font-style:italic;color:var(--on-dark-soft);}
.footer-bottom .claim em{color:var(--accent);font-style:italic;}

/* ---------- Team-Foto (Kontakt) ---------- */
.team-photo{width:100%;height:auto;border-radius:var(--radius);display:block;margin-bottom:16px;box-shadow:var(--shadow);}

/* ---------- Kooperations-Streifen (TU Graz) ---------- */
.partner{background:var(--paper);border-top:1px solid var(--line);}
.partner .wrap{padding:36px 28px;text-align:center;}
.partner img{max-width:520px;width:82%;height:auto;margin:0 auto;display:block;}
.partner p{margin:16px 0 0;color:var(--faint);font-size:.86rem;letter-spacing:.03em;text-transform:uppercase;font-weight:600;}

/* ---------- Reveal-Animation (nur wenn JS aktiv – sonst immer sichtbar) ---------- */
.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease, transform .6s ease;}
.js .reveal.in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){ .js .reveal{opacity:1;transform:none;transition:none;} }

/* ---------- Responsiv ---------- */
@media (max-width:900px){
  .contact-grid{grid-template-columns:1fr;gap:28px;}
  .footer-top{grid-template-columns:1fr 1fr;}
  .footer-brand{grid-column:1 / -1;}
}
@media (max-width:760px){
  body{font-size:16px;}
  .nav-toggle{display:block;}
  .nav-links{
    position:absolute;top:70px;left:0;right:0;background:var(--black);
    flex-direction:column;align-items:stretch;gap:0;padding:8px 18px 20px;
    border-bottom:1px solid var(--on-dark-line);
    transform:translateY(-12px);opacity:0;pointer-events:none;transition:opacity .2s, transform .2s;
  }
  .nav-links.open{transform:none;opacity:1;pointer-events:auto;}
  .nav-links a:not(.nav-cta){padding:14px 4px;font-size:1.05rem;}
  .nav-links a:not(.nav-cta)::after{display:none;}
  .nav-cta{margin:10px 0 0;text-align:center;justify-content:center;}
  section{padding:62px 0;}
  .hero .wrap{padding:70px 28px 74px;}
  .product{grid-template-columns:1fr;}
  .product .p-side{flex-direction:row;align-items:center;order:-1;}
  .cta-band{padding:40px 30px;}
  .footer-top{grid-template-columns:1fr;gap:26px;}
}