/* GermanStep v7 — premium navigation + ergonomic AI chat */
.premium-nav a{display:inline-flex;align-items:center;gap:7px}
.nav-premium-icon{width:15px;height:15px;flex:none;fill:none;stroke:#727a84;stroke-width:1.45;stroke-linecap:round;stroke-linejoin:round;transition:stroke .18s ease,transform .18s ease}
.premium-nav a:hover .nav-premium-icon{stroke:#17191c;transform:translateY(-1px)}
.premium-header-cta{gap:7px}.premium-header-cta .nav-premium-icon{width:15px;height:15px;stroke:rgba(255,255,255,.82)}.premium-header-cta:hover .nav-premium-icon{stroke:#fff}
.premium-mobile-nav>a{gap:14px}.premium-mobile-nav .mobile-nav-label{display:inline-flex;align-items:center;gap:12px;color:#1d2126;font-size:inherit;font-weight:inherit}.premium-mobile-nav .mobile-nav-label b{font:inherit;font-weight:760;color:#1d2126}.premium-mobile-nav .mobile-nav-label .nav-premium-icon{width:20px;height:20px;stroke:#69717a}.premium-mobile-nav>a:hover .mobile-nav-label .nav-premium-icon{stroke:#17191c}.premium-mobile-nav .mobile-nav-no{color:#a0a6ad;font-size:10px;font-weight:800;letter-spacing:.7px}.premium-mobile-nav .premium-mobile-cta .mobile-nav-label,.premium-mobile-nav .premium-mobile-cta .mobile-nav-label b{color:#fff}.premium-mobile-nav .premium-mobile-cta .nav-premium-icon{stroke:rgba(255,255,255,.86)}.premium-mobile-nav .mobile-nav-arrow{color:rgba(255,255,255,.72);font-size:18px}

.gs-ai-messages{overscroll-behavior:contain;overflow-anchor:none;scrollbar-gutter:stable;-webkit-overflow-scrolling:touch}
.gs-ai-message:last-child{scroll-margin-bottom:14px}.gs-ai-bottom-anchor{width:100%;height:1px;flex:none}.gs-ai-panel.open .gs-ai-messages{scroll-behavior:smooth}
@media(max-width:640px){
  .gs-ai-panel{left:8px;right:8px;width:auto;bottom:calc(68px + env(safe-area-inset-bottom));height:min(650px,calc(100dvh - 80px - env(safe-area-inset-bottom)));max-height:calc(100dvh - 80px - env(safe-area-inset-bottom));min-height:0;border-radius:18px}
  .gs-ai-head{flex:0 0 64px}.gs-ai-messages{min-height:0;padding:14px 11px 11px}.gs-ai-form{position:relative;z-index:2;flex:none;padding:9px 9px calc(9px + env(safe-area-inset-bottom))}
  .gs-ai-input-row textarea{font-size:16px}
}
@media(max-width:380px){
  .gs-ai-panel{left:6px;right:6px;bottom:calc(64px + env(safe-area-inset-bottom));height:calc(100dvh - 72px - env(safe-area-inset-bottom));max-height:calc(100dvh - 72px - env(safe-area-inset-bottom))}
}