/* ============================================================
   Athlon Germany GmbH — shared stylesheet
   Palette: graphite night + signal cyan (e-mobility)
   ============================================================ */

:root{
  --ink:#0d1117;          /* near-black graphite */
  --ink-2:#141b24;        /* panel */
  --ink-3:#1d2731;        /* raised panel */
  --line:#2a3642;         /* hairline */
  --mist:#8a99a8;         /* muted text */
  --paper:#f5f7f9;        /* light sections */
  --paper-2:#e9eef2;
  --signal:#16e0c4;       /* electric cyan accent */
  --signal-deep:#0bbfa6;
  --white:#ffffff;
  --maxw:1180px;
  --r:14px;
  --shadow:0 18px 50px -20px rgba(0,0,0,.55);
  --ease:cubic-bezier(.16,.84,.44,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"Inter","Helvetica Neue",Arial,sans-serif;
  color:var(--ink);
  background:var(--paper);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{
  font-family:"Space Grotesk","Inter",sans-serif;
  line-height:1.04;
  font-weight:600;
  letter-spacing:-.02em;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ---------- eyebrow / labels ---------- */
.eyebrow{
  font-family:"Space Grotesk",sans-serif;
  font-size:.72rem;
  letter-spacing:.28em;
  text-transform:uppercase;
  color:var(--signal-deep);
  font-weight:600;
  display:inline-flex;align-items:center;gap:.6em;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--signal-deep)}

/* ============================================================
   HEADER
   ============================================================ */
.site-head{
  position:sticky;top:0;z-index:50;
  background:rgba(13,17,23,.86);
  backdrop-filter:saturate(140%) blur(12px);
  border-bottom:1px solid var(--line);
}
.site-head .wrap{
  display:flex;align-items:center;justify-content:space-between;
  height:74px;
}
.brand{display:flex;align-items:center;gap:12px;color:var(--white)}
.brand .mark{width:34px;height:34px;flex:0 0 auto}
.brand .name{font-family:"Space Grotesk",sans-serif;font-weight:600;font-size:1.12rem;letter-spacing:-.01em}
.brand .name span{color:var(--signal)}
.brand .tag{display:block;font-family:"Inter";font-size:.62rem;letter-spacing:.22em;text-transform:uppercase;color:var(--mist);font-weight:500}

nav.main{display:flex;align-items:center;gap:30px}
nav.main a{
  color:#c4cfd9;font-size:.92rem;font-weight:500;position:relative;padding:6px 0;
  transition:color .2s var(--ease);
}
nav.main a:hover,nav.main a[aria-current="page"]{color:var(--white)}
nav.main a::after{
  content:"";position:absolute;left:0;bottom:-2px;height:2px;width:0;background:var(--signal);
  transition:width .25s var(--ease);
}
nav.main a:hover::after,nav.main a[aria-current="page"]::after{width:100%}
.btn{
  display:inline-flex;align-items:center;gap:.5em;
  font-weight:600;font-size:.9rem;
  padding:11px 20px;border-radius:999px;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s;
}
.btn-signal{background:var(--signal);color:#062b26}
.btn-signal:hover{transform:translateY(-2px);box-shadow:0 10px 24px -8px rgba(22,224,196,.6)}
.btn-ghost{border:1px solid var(--line);color:var(--white)}
.btn-ghost:hover{border-color:var(--signal);color:var(--signal)}
.nav-toggle{display:none;background:none;border:1px solid var(--line);color:#fff;width:42px;height:38px;border-radius:9px;cursor:pointer;font-size:1.1rem}

/* ============================================================
   HERO
   ============================================================ */
.hero{
  position:relative;background:var(--ink);color:var(--white);overflow:hidden;
}
.hero-grid{
  display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;
  padding:96px 0 104px;
}
.hero h1{font-size:clamp(2.4rem,5vw,4.1rem);margin:22px 0}
.hero h1 em{font-style:normal;color:var(--signal)}
.hero p.lead{font-size:1.13rem;color:#b6c2cd;max-width:30em;margin-bottom:32px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-media{position:relative}
.hero-media img{border-radius:var(--r);box-shadow:var(--shadow);width:100%;height:480px;object-fit:cover}
.hero-stat{
  position:absolute;left:-26px;bottom:30px;background:var(--ink-3);
  border:1px solid var(--line);border-radius:12px;padding:16px 20px;box-shadow:var(--shadow);
}
.hero-stat strong{font-family:"Space Grotesk";font-size:1.6rem;color:var(--signal);display:block;line-height:1}
.hero-stat span{font-size:.74rem;color:var(--mist);letter-spacing:.06em;text-transform:uppercase}
.hero-route{position:absolute;inset:0;opacity:.5;pointer-events:none}

.kicker-row{
  background:var(--ink-2);border-top:1px solid var(--line);
  color:var(--mist);
}
.kicker-row .wrap{display:flex;flex-wrap:wrap;gap:10px 40px;padding:20px 24px;font-size:.82rem;letter-spacing:.04em}
.kicker-row span{display:inline-flex;align-items:center;gap:.5em}
.kicker-row span::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--signal)}

/* ============================================================
   SECTIONS
   ============================================================ */
section{padding:92px 0}
.section-light{background:var(--paper)}
.section-mute{background:var(--paper-2)}
.section-dark{background:var(--ink);color:var(--white)}
.section-head{max-width:640px;margin-bottom:48px}
.section-head h2{font-size:clamp(1.9rem,3.4vw,2.8rem);margin:18px 0 14px}
.section-head p{color:var(--mist);font-size:1.05rem}
.section-dark .section-head p{color:#b6c2cd}

/* service grid */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.svc{
  background:var(--white);border:1px solid var(--paper-2);border-radius:var(--r);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease);
}
.section-dark .svc{background:var(--ink-2);border-color:var(--line)}
.svc:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.svc .ph{height:172px;overflow:hidden}
.svc .ph img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.svc:hover .ph img{transform:scale(1.06)}
.svc .body{padding:24px;flex:1;display:flex;flex-direction:column}
.svc .num{font-family:"Space Grotesk";font-size:.78rem;color:var(--signal-deep);letter-spacing:.1em}
.svc h3{font-size:1.28rem;margin:8px 0 10px}
.section-dark .svc h3{color:var(--white)}
.svc p{color:var(--mist);font-size:.95rem;flex:1}
.svc .more{margin-top:16px;font-weight:600;font-size:.88rem;color:var(--signal-deep);display:inline-flex;gap:.4em;align-items:center}
.svc .more::after{content:"→";transition:transform .2s var(--ease)}
.svc:hover .more::after{transform:translateX(4px)}

/* feature list */
.feat-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.feat-grid img{border-radius:var(--r);height:440px;width:100%;object-fit:cover;box-shadow:var(--shadow)}
.feat-list{list-style:none;margin-top:24px}
.feat-list li{padding:18px 0;border-top:1px solid var(--line)}
.section-light .feat-list li{border-top-color:var(--paper-2)}
.feat-list li h4{font-size:1.08rem;margin-bottom:4px}
.feat-list li p{color:var(--mist);font-size:.95rem}

/* stat band */
.stat-band{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.stat-band .item strong{font-family:"Space Grotesk";font-size:clamp(2rem,4vw,3rem);color:var(--signal);display:block}
.stat-band .item span{color:#b6c2cd;font-size:.86rem;letter-spacing:.06em;text-transform:uppercase}

/* CTA band */
.cta-band{background:linear-gradient(120deg,var(--ink) 0%,#14323a 100%);color:#fff;text-align:center;border-radius:0}
.cta-band h2{font-size:clamp(1.8rem,3.6vw,2.7rem);max-width:18em;margin:0 auto 16px}
.cta-band p{color:#b6c2cd;max-width:34em;margin:0 auto 28px}

/* breadcrumb hero for inner pages */
.page-hero{background:var(--ink);color:#fff;padding:70px 0 60px;position:relative;overflow:hidden}
.page-hero h1{font-size:clamp(2rem,4.4vw,3.2rem);margin:16px 0 10px}
.page-hero p{color:#b6c2cd;max-width:40em}
.page-hero .route{position:absolute;right:-40px;top:-30px;opacity:.4;width:420px}

/* prose for policy pages */
.prose{max-width:780px;margin:0 auto}
.prose h2{font-size:1.5rem;margin:40px 0 12px;padding-top:8px}
.prose h3{font-size:1.12rem;margin:26px 0 8px}
.prose p,.prose li{color:#33404c;margin-bottom:12px}
.prose ul{margin:0 0 14px 22px}
.prose .meta{color:var(--mist);font-size:.9rem;margin-bottom:30px}
.prose a{color:var(--signal-deep);font-weight:500}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.contact-card{background:var(--white);border:1px solid var(--paper-2);border-radius:var(--r);padding:30px}
.contact-card h3{font-size:1.2rem;margin-bottom:18px}
.contact-line{display:flex;gap:14px;padding:14px 0;border-top:1px solid var(--paper-2)}
.contact-line:first-of-type{border-top:none}
.contact-line .ic{width:40px;height:40px;flex:0 0 auto;border-radius:10px;background:var(--ink);display:flex;align-items:center;justify-content:center}
.contact-line .ic svg{width:20px;height:20px}
.contact-line .lbl{font-size:.72rem;text-transform:uppercase;letter-spacing:.14em;color:var(--mist)}
.contact-line .val{font-weight:500;color:var(--ink)}
.contact-line a.val:hover{color:var(--signal-deep)}

form .field{margin-bottom:18px}
form label{display:block;font-size:.82rem;font-weight:600;margin-bottom:6px}
form input,form textarea,form select{
  width:100%;padding:13px 14px;border:1px solid var(--paper-2);border-radius:10px;
  font-family:inherit;font-size:.95rem;background:var(--paper);color:var(--ink);
  transition:border-color .2s,box-shadow .2s;
}
form input:focus,form textarea:focus,form select:focus{
  outline:none;border-color:var(--signal);box-shadow:0 0 0 3px rgba(22,224,196,.18)
}
form textarea{min-height:130px;resize:vertical}
.form-note{font-size:.82rem;color:var(--mist);margin-top:8px}
.form-ok{display:none;background:rgba(22,224,196,.12);border:1px solid var(--signal);color:#0a5448;padding:14px;border-radius:10px;margin-top:14px;font-size:.9rem}

/* support cards */
.sup-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.sup{background:var(--ink-2);border:1px solid var(--line);border-radius:var(--r);padding:26px;color:#fff}
.sup h3{font-size:1.12rem;margin:14px 0 8px}
.sup p{color:#b6c2cd;font-size:.92rem}
.sup .num{font-family:"Space Grotesk";color:var(--signal);font-size:1.1rem;font-weight:600;margin-top:12px;display:block}
.sup .ic{width:44px;height:44px;border-radius:11px;background:var(--ink-3);display:flex;align-items:center;justify-content:center}
.sup .ic svg{width:22px;height:22px;stroke:var(--signal)}

/* ============================================================
   FOOTER
   ============================================================ */
.site-foot{background:var(--ink);color:#9aa8b5;border-top:1px solid var(--line);padding:64px 0 28px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:44px;border-bottom:1px solid var(--line)}
.foot-grid h4{color:#fff;font-size:.8rem;letter-spacing:.16em;text-transform:uppercase;margin-bottom:18px;font-family:"Space Grotesk"}
.foot-grid ul{list-style:none}
.foot-grid li{margin-bottom:10px}
.foot-grid a:hover{color:var(--signal)}
.foot-grid p{font-size:.9rem;line-height:1.7}
.foot-brand .brand{margin-bottom:16px}
.foot-brand .blurb{font-size:.9rem;max-width:26em}
.foot-bottom{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px;padding-top:24px;font-size:.82rem}
.foot-bottom .links{display:flex;gap:22px}
.foot-bottom .links a:hover{color:var(--signal)}
.badge-mb{display:inline-flex;align-items:center;gap:8px;font-size:.78rem;color:var(--mist);border:1px solid var(--line);padding:6px 12px;border-radius:999px}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media(max-width:920px){
  .hero-grid{grid-template-columns:1fr;padding:64px 0 80px}
  .hero-media img{height:340px}
  .feat-grid{grid-template-columns:1fr;gap:30px}
  .svc-grid,.sup-grid{grid-template-columns:1fr 1fr}
  .stat-band{grid-template-columns:1fr 1fr}
  .contact-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:680px){
  nav.main{
    position:absolute;top:74px;left:0;right:0;background:var(--ink);
    flex-direction:column;align-items:flex-start;gap:0;padding:10px 24px 20px;
    border-bottom:1px solid var(--line);display:none;
  }
  nav.main.open{display:flex}
  nav.main a{padding:12px 0;width:100%;border-bottom:1px solid var(--line)}
  nav.main .btn{margin-top:12px}
  .nav-toggle{display:block}
  .svc-grid,.sup-grid,.stat-band,.foot-grid{grid-template-columns:1fr}
  section{padding:64px 0}
  .hero-stat{left:12px}
}

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