/* ══════════════════════════════════════════════════════════════
   AUTARK INNOVATIONS GMBH · Bad Pyrmont, Niedersachsen
   Autor: Autark Innovations GmbH
   Erstellt: 2026-05-31

   DATEI: website.css
   ZWECK: Basis-Styles, Theme-Variablen (Light/Dark), Utility-Klassen
          und globale Layout-Grundlagen für die Website
   ══════════════════════════════════════════════════════════════ */
:root{
  /* brand accents (constant in both themes) */
  --w-blue:#2563EB; --w-blue-l:#3B82F6; --w-blue-d:#1E40AF;
  --w-cyan:#0891B2; --w-cyan-b:#06B6D4; --w-green:#059669; --w-green-l:#10B981;
  --w-amber:#F59E0B; --w-orange:#F97316; --w-purple:#7C3AED; --w-red:#EF4444;

  /* ---- LIGHT THEME (default) ---- */
  --w-bg:#FBFAF7;            /* page base — warm off-white */
  --w-bg2:#F2EFE8;           /* alternate section tint */
  --w-surf:#FFFFFF;          /* card */
  --w-surf-solid:#FFFFFF;    /* solid card (forms, results) */
  --w-border:#E7E1D6;        /* hairline */
  --w-border-h:#D8D0C2;      /* hover hairline */
  --w-text:#0E1726;          /* primary text */
  --w-t2:#475569;            /* secondary */
  --w-t3:#8A94A6;            /* tertiary / muted */
  --w-nav:rgba(251,250,247,0.82);   /* frosted nav bg */
  --w-eyebrow:#1E40AF;
  --w-shadow:0 18px 50px rgba(15,23,42,.10);
  --w-shadow-light:0 12px 32px rgba(15,23,42,.08);
  --w-shadow-sm:0 4px 16px rgba(15,23,42,.06);

  /* shared */
  --w-disp:"Space Grotesk", sans-serif; --w-body:"Inter", sans-serif;
  --w-grad:linear-gradient(135deg,#2563EB,#06B6D4);
  --w-grad-italic:linear-gradient(135deg,#2563EB,#0891B2);
  --w-grad-solar:linear-gradient(135deg,#F59E0B,#F97316);
  --w-mw:1240px; --w-px:clamp(20px,4vw,44px);
  --w-spring:cubic-bezier(.16,1,.3,1);
}

html[data-theme="dark"]{
  --w-bg:#070F1D; --w-bg2:#0A1628; --w-surf:rgba(255,255,255,0.05);
  --w-surf-solid:#0E1C33; --w-border:rgba(148,163,184,0.16); --w-border-h:rgba(148,163,184,0.30);
  --w-text:#FFFFFF; --w-t2:#9FB0C4; --w-t3:#647A91;
  --w-nav:rgba(7,15,29,0.82);
  --w-eyebrow:#22D3EE;
  --w-grad-italic:linear-gradient(135deg,#60A5FA,#22D3EE);
  --w-shadow:0 20px 60px rgba(0,0,0,.45);
  --w-shadow-light:0 16px 44px rgba(0,0,0,.4);
  --w-shadow-sm:0 6px 20px rgba(0,0,0,.35);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;overflow-x:hidden;}
body{margin:0;background:var(--w-bg);color:var(--w-text);font-family:var(--w-body);
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
  transition:background .4s var(--w-spring),color .3s var(--w-spring);}
a{color:inherit;text-decoration:none;}
img{display:block;max-width:100%;}
.wrap{max-width:var(--w-mw);margin:0 auto;padding-left:var(--w-px);padding-right:var(--w-px);}
.eyebrow{font-family:var(--w-disp);font-size:12.5px;font-weight:600;letter-spacing:.18em;
  text-transform:uppercase;color:var(--w-eyebrow);}
.grad-text{background:var(--w-grad-italic);-webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;font-style:italic;}
.sec-title{font-family:var(--w-disp);font-weight:700;letter-spacing:-.025em;line-height:1.1;
  font-size:clamp(1.9rem,4vw,2.9rem);margin:14px 0 0;color:var(--w-text);}
.sec-lead{font-size:clamp(1rem,1.4vw,1.18rem);line-height:1.6;color:var(--w-t2);
  max-width:60ch;margin:18px 0 0;}
.section{padding:clamp(64px,9vw,128px) 0;}
.section-alt{background:var(--w-bg2);}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--w-body);font-weight:700;
  font-size:15.5px;border-radius:999px;padding:15px 28px;border:1px solid transparent;cursor:pointer;
  transition:transform .2s var(--w-spring),box-shadow .25s var(--w-spring),background .2s;white-space:nowrap;line-height:1;}
.btn-primary{background:var(--w-grad);color:#fff;box-shadow:0 10px 28px rgba(37,99,235,.30);}
.btn-solar{background:var(--w-grad-solar);color:#0A1628;box-shadow:0 0 28px rgba(245,158,11,.3);}
.btn-ghost{background:var(--w-surf);color:var(--w-text);border-color:var(--w-border-h);font-weight:600;}
.btn-outline{background:transparent;color:var(--w-text);border-color:var(--w-border-h);font-weight:600;}
.btn-outline:hover{background:var(--w-surf);}
.btn:hover{transform:translateY(-2px);}
.btn-sm{padding:10px 18px;font-size:14px;}
.italic{font-style:italic;}

/* cards */
.glass{background:var(--w-surf);backdrop-filter:blur(22px) saturate(140%);
  -webkit-backdrop-filter:blur(22px) saturate(140%);border:1px solid var(--w-border);
  border-radius:22px;box-shadow:var(--w-shadow);}
.card-light{background:var(--w-surf-solid);border:1px solid var(--w-border);border-radius:20px;
  box-shadow:var(--w-shadow-light);}

/* pills */
.pill{display:inline-flex;align-items:center;gap:7px;padding:8px 14px;border-radius:999px;
  font-size:13px;font-weight:600;border:1px solid var(--w-border);background:var(--w-surf);color:var(--w-t2);}

/* reveal on scroll */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s var(--w-spring),transform .7s var(--w-spring);}
.reveal.in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none;}}
/* Fallback: ensure reveal content is visible even if IntersectionObserver misses */
.reveal{animation:reveal-fallback .7s var(--w-spring) 2.5s forwards;}
.reveal.in{animation:none;}
@keyframes reveal-fallback{from{opacity:0;transform:translateY(24px);}to{opacity:1;transform:none;}}
@media (scripting: none){.reveal{opacity:1;transform:none;transition:none;}}

/* Mobile touch-target improvements */
.rechner-cta{display:inline-block;padding:12px 0;min-height:44px;}
#ak-cookie-banner button{min-height:44px;padding:14px 24px !important;}
#ak-cookie-banner a{display:inline-flex;align-items:center;min-height:44px;padding:4px 0;}
.web-footer-bottom a{display:inline-flex;align-items:center;min-height:44px;padding:4px;}
.page-footer-col a{display:flex !important;align-items:center !important;min-height:44px !important;padding:10px 0 !important;}
.page-footer-bottom a{display:inline-flex !important;align-items:center !important;min-height:44px !important;padding:4px !important;}
.page-logo{display:flex !important;align-items:center !important;min-height:44px !important;}
.page-logo-wm small{font-size:12px !important;}
.app-section-text a,.app-feature-card a{display:inline-flex;align-items:center;min-height:44px;padding:4px 0;}
.imp-section a,.ds-section a,.agb-section a{display:inline-flex;align-items:center;min-height:44px;padding:4px 0;}
.imp-logo,.ds-logo,.agb-logo,.logo{display:flex !important;align-items:center !important;min-height:44px !important;}
.imp-back{display:inline-flex !important;align-items:center !important;min-height:44px !important;padding:4px 0 !important;}
#blogSearch{min-height:44px !important;}
.filter-btn{min-height:44px !important;}
.cb-deny,.cb-accept,.cb-accept-essential,.cb-accept-all{min-height:44px !important;padding:14px 24px !important;}

/* Cookie-Banner: kein Overlay, relativ am Ende */
#ak-cookie-banner{position:relative!important;}

/* Skip-Link: nur bei Tastatur-Fokus sichtbar */
.skip-link{position:absolute;top:-80px;left:50%;transform:translateX(-50%);z-index:9999;
  padding:12px 24px;background:var(--w-grad);color:#fff;font-weight:700;border-radius:0 0 12px 12px;
  transition:top .25s var(--w-spring);white-space:nowrap;}
.skip-link:focus{top:0;outline:none;}