/* ══════════════════════════════════════
   shared.css — A&O Platform
   Gemeinsame Styles für alle Seiten
══════════════════════════════════════ */

/* ── CSS VARIABLES (base) ── */
:root {
  --s0:#0d0e18;--s1:#111320;--s2:#13141e;--s3:#0f1019;
  --card:rgba(255,255,255,0.04);--border:rgba(255,255,255,0.08);
  --ao-blue:#5B8CF7;--ao-purple:#9B5CE5;--ao-pink:#FF1481;
  --ivory:#f5f3ef;--text:#e8e6f0;--muted:rgba(232,230,240,0.5);
  --radius:16px;
  --grad:linear-gradient(135deg,#5B8CF7,#9B5CE5,#FF1481);
  --grad-h:linear-gradient(90deg,#5B8CF7 0%,#9B5CE5 50%,#FF1481 100%);
  --grad-t:linear-gradient(120deg,#7faaff 0%,#c084fc 50%,#ff5aaa 100%);
  --marine:#0d1f3c;--marine-light:#111d35;
}

/* ── RESET ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--s0);color:var(--text);font-family:'Outfit',sans-serif;font-size:16px;line-height:1.6;overflow-x:hidden}

/* ── PROGRESS BAR ── */
#prog{position:fixed;top:0;left:0;right:0;height:2px;z-index:300;pointer-events:none}
#prog-bar{height:100%;width:0%;background:var(--grad-h);transition:width .08s linear}

/* ── TOP NAV ── */
nav#topnav{position:fixed;top:0;left:0;right:0;z-index:100;display:flex;align-items:center;justify-content:space-between;padding:0 56px;height:72px;background:rgba(13,14,24,.75);-webkit-backdrop-filter:blur(24px) saturate(1.4);backdrop-filter:blur(24px) saturate(1.4);border-bottom:1px solid rgba(255,255,255,.06);transition:height .3s,background .3s}
nav#topnav.scrolled{height:60px;background:rgba(13,14,24,.94)}
.nav-logo{display:flex;align-items:center;gap:12px;text-decoration:none}
.nav-logo-img{height:38px;width:auto;display:block;transition:height .3s,opacity .2s}
nav#topnav.scrolled .nav-logo-img{height:30px}
.nav-logo:hover .nav-logo-img{opacity:.85}
.nav-logo-wordmark{font-family:'Outfit',sans-serif;font-weight:700;font-size:15px;color:var(--ivory);letter-spacing:-.2px}
.nav-logo-sub{font-size:10px;color:var(--muted);font-weight:400;display:block;margin-top:-2px}
.nav-links{display:flex;align-items:center;gap:32px;list-style:none}
.nav-links li{display:flex;align-items:center}
.nav-links a{color:var(--muted);text-decoration:none;font-size:14px;font-weight:500;transition:color .2s;position:relative;padding-bottom:2px}
.nav-links a::after{content:"";position:absolute;bottom:-2px;left:0;right:0;height:1.5px;background:var(--grad-h);transform:scaleX(0);transform-origin:left;transition:transform .25s ease}
.nav-links a:hover,.nav-links a.act{color:var(--text)}
.nav-links a:hover::after,.nav-links a.act::after{transform:scaleX(1)}
.nav-cta{display:flex;align-items:center;justify-content:center;line-height:1;background:var(--grad-h)!important;color:#fff!important;padding:9px 22px;padding-bottom:9px!important;border-radius:8px;font-size:13px!important;font-weight:600!important;transition:opacity .2s,transform .15s!important}
.nav-cta::after{display:none!important}
.nav-cta:hover{opacity:.82!important;transform:translateY(-1px)!important}

/* ── LAYOUT ── */
.container{max-width:1200px;margin:0 auto;padding:0 56px}
section{border-bottom:1px solid var(--border)}

/* ── GRADIENT TEXT UTILITIES ── */
.gt{background:var(--grad-t);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.gb{background:var(--grad-h);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.gs{background:var(--grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.gp{background:var(--grad-t);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.gpk{background:var(--grad-h);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}

/* ── TYPOGRAPHY ── */
.section-tag{display:inline-block;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:1px;margin-bottom:14px}
.section-h2{font-family:'Outfit',sans-serif;font-size:clamp(28px,3.6vw,48px);font-weight:700;line-height:1.15;letter-spacing:-.3px;margin-bottom:18px;color:var(--ivory)}
.section-sub{font-size:16px;color:var(--muted);line-height:1.75;max-width:580px}

/* ── BUTTONS ── */
.btn-primary{background:var(--grad-h);color:#fff;padding:15px 30px;border-radius:10px;font-weight:600;font-size:14px;text-decoration:none;transition:all .22s;display:inline-flex;align-items:center;gap:8px;border:none;cursor:pointer}
.btn-primary:hover{opacity:.84;transform:translateY(-2px);box-shadow:0 12px 36px rgba(155,92,229,.32)}
.btn-secondary{background:rgba(255,255,255,.05);color:var(--text);padding:15px 30px;border-radius:10px;font-weight:600;font-size:14px;text-decoration:none;border:1px solid var(--border);transition:all .22s;display:inline-flex;align-items:center;gap:8px}
.btn-secondary:hover{border-color:rgba(155,92,229,.4);background:rgba(155,92,229,.08);transform:translateY(-2px)}

/* ── REVEAL ANIMATION ── */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .65s ease,transform .65s ease}
.reveal.vis{opacity:1;transform:translateY(0)}
.d1{transition-delay:.1s}.d2{transition-delay:.2s}.d3{transition-delay:.3s}.d4{transition-delay:.42s}

/* ── FOOTER ── */
footer{background:var(--s3);padding:32px 0}
.ftr{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.ftr-copy{font-size:12px;color:rgba(232,230,240,.35)}
.ftr-links{list-style:none;display:flex;gap:20px;flex-wrap:wrap}
.ftr-links a{font-size:12px;color:rgba(232,230,240,.35);text-decoration:none;transition:color .2s}
.ftr-links a:hover{color:var(--muted)}

/* ── BURGER ── */
.burger{display:none;background:none;border:none;color:var(--text);font-size:22px;cursor:pointer;padding:6px}

/* ── TABLET ≤1024px ── */
@media(max-width:1024px){
  nav#topnav{padding:0 24px}
  .nav-links{display:none}
  nav#topnav.nav-open .nav-links{display:flex;flex-direction:column;position:absolute;top:100%;left:0;right:0;background:rgba(13,14,24,.97);-webkit-backdrop-filter:blur(24px);backdrop-filter:blur(24px);border-bottom:1px solid rgba(155,92,229,.18);padding:16px 24px;gap:0}
  nav#topnav.nav-open .nav-links li{padding:10px 0;border-bottom:1px solid rgba(255,255,255,.06)}
  nav#topnav.nav-open .nav-links li:last-child{border-bottom:none;padding-top:14px}
  nav#topnav.nav-open .nav-links a{font-size:15px;color:var(--text)}
  .burger{display:block}
  .container{padding:0 24px}
}

/* ── MOBILE ≤768px ── */
@media(max-width:768px){
  nav#topnav{padding:0 16px;height:60px}
  .container{padding:0 16px}
  .section-h2{font-size:clamp(22px,5vw,28px)}
  .ftr{flex-direction:column;text-align:center}
  .ftr-links{justify-content:center}
}