:root{--navy:#0b2545;--navy2:#13315c;--gold:#c9a227;--gold2:#a8851a;--sea:#13708a;--ink:#0f172a;--grau:#526070;--linie:#e3e7ee;--bg:#fff;--bg2:#f5f7fa;--hell:#eef3f9}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Noto Sans","Noto Sans Arabic","Nirmala UI","Microsoft YaHei","Yu Gothic UI",Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;font-size:17px}
a{color:var(--sea)}
.wrap{max-width:1140px;margin:0 auto;padding:0 20px}
.schmal{max-width:780px}
h1{font-size:clamp(1.9rem,4.4vw,3rem);line-height:1.12;margin:.2em 0 .35em;letter-spacing:-.02em;color:var(--navy)}
h2{font-size:1.45rem;line-height:1.25;margin:1.8em 0 .5em;color:var(--navy)}
.lead{font-size:1.18rem;color:var(--grau);max-width:820px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.small,.note{font-size:.85rem;color:var(--grau)}
/* header */
.kopf{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.97);backdrop-filter:blur(8px);border-bottom:1px solid var(--linie)}
.kz{display:flex;align-items:center;gap:18px;min-height:64px;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--navy);font-size:1.2rem;line-height:1.1}
.logo small{display:block;font-size:.7rem;color:var(--grau);font-weight:400}
.logo b{color:var(--gold2)}
.nav ul{list-style:none;margin:0;padding:0;display:flex;gap:4px}
.nav a{display:block;padding:8px 10px;border-radius:8px;text-decoration:none;color:var(--ink);font-weight:600;font-size:.95rem}
.nav a:hover,.nav a[aria-current]{background:var(--hell);color:var(--navy)}
.tools{display:flex;align-items:center;gap:10px;margin-inline-start:auto}
.lang{position:relative}
.lang summary{cursor:pointer;list-style:none;padding:7px 10px;border:1px solid var(--linie);border-radius:8px;font-size:.9rem;white-space:nowrap}
.lang summary::-webkit-details-marker{display:none}
.lang summary:after{content:" ▾"}
.lang ul{position:absolute;inset-inline-end:0;top:110%;background:#fff;border:1px solid var(--linie);border-radius:10px;box-shadow:0 10px 30px rgba(0,0,0,.1);list-style:none;margin:0;padding:6px;min-width:160px;z-index:20}
.lang a{display:block;padding:6px 10px;border-radius:6px;text-decoration:none;color:var(--ink)}
.lang a:hover,.lang a[aria-current]{background:var(--hell)}
.cur select{padding:7px 6px;border:1px solid var(--linie);border-radius:8px;font:inherit;font-size:.9rem;background:#fff}
/* buttons */
.btn{display:inline-block;background:var(--gold);color:var(--navy);text-decoration:none;font-weight:700;border-radius:10px;padding:12px 22px;border:0;cursor:pointer;font-size:1rem;font-family:inherit}
.btn:hover{background:var(--gold2);color:#fff}
.btn.klein{padding:8px 14px;font-size:.9rem}
.btn.gross{padding:15px 28px;font-size:1.1rem}
/* hero */
.hero{background:linear-gradient(160deg,var(--navy) 0%,var(--navy2) 55%,var(--sea) 130%);color:#fff;padding:34px 0 30px}
.hero h1{color:#fff}.hero .lead{color:#d6e2f0}
.crumb{font-size:.85rem;margin:0 0 6px;color:#b9c9dc}.crumb a{color:#b9c9dc}
.hero .p{color:var(--gold)}
.inhalt{padding-bottom:40px}
/* calculator */
.tabs{display:flex;gap:8px;margin:28px 0 0}
.tabs button{font:inherit;font-weight:700;padding:12px 20px;border:1px solid var(--linie);border-bottom:0;border-radius:12px 12px 0 0;background:var(--bg2);cursor:pointer;color:var(--grau)}
.tabs button[aria-selected=true]{background:#fff;color:var(--navy);box-shadow:0 -3px 0 var(--gold) inset}
.tabs+.tabp .rechner,.tabs~.tabp .rechner{border-start-start-radius:0;margin-top:0}
.rechner{background:#fff;border:1px solid var(--linie);border-radius:16px;padding:22px;margin:28px 0;box-shadow:0 14px 40px rgba(11,37,69,.08)}
.rz{display:flex;gap:14px;flex-wrap:wrap;align-items:flex-end;margin-bottom:14px}
.rz>label,.rz>fieldset{flex:1 1 180px}
label{display:block;font-weight:600;font-size:.9rem;color:var(--grau)}
select,input,textarea{display:block;width:100%;margin-top:4px;padding:11px 12px;border:1px solid #cfd6e0;border-radius:10px;font:inherit;font-size:1rem;color:var(--ink);background:#fff}
textarea{resize:vertical}
fieldset{border:0;padding:0;margin:0;display:flex;gap:16px;align-items:center;flex-wrap:wrap}
fieldset legend{font-weight:600;font-size:.9rem;color:var(--grau);padding:0;margin-bottom:6px;width:100%}
.rb{display:flex;align-items:center;gap:6px;color:var(--ink);font-weight:500;font-size:1rem}
.rb input{width:auto;margin:0}
.swap{flex:0 0 auto;align-self:flex-end;font-size:1.3rem;border:1px solid #cfd6e0;background:var(--bg2);border-radius:10px;width:46px;height:46px;cursor:pointer}
.res{margin-top:6px}
.res .info{display:flex;gap:22px;flex-wrap:wrap;color:var(--grau);margin:4px 0 12px}
.res .info b{color:var(--navy)}
.opts{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:12px}
.opt{border:1px solid var(--linie);border-radius:14px;padding:14px 16px;background:var(--bg2)}
.opt h3{margin:0 0 2px;font-size:1.02rem;color:var(--navy)}
.opt .m{font-size:.8rem;color:var(--grau);margin:0 0 8px}
.opt .pr{font-size:1.25rem;font-weight:800;color:var(--navy);margin:0}
.opt .sub{font-size:.85rem;color:var(--grau);margin:4px 0 10px}
.opt .btn{width:100%;text-align:center}
.opt dl{display:grid;grid-template-columns:1fr auto;gap:2px 10px;font-size:.88rem;margin:6px 0 10px}
.opt dt{color:var(--grau)}.opt dd{margin:0;text-align:end;font-weight:600}
.opt .tot{font-size:1.2rem;font-weight:800;color:var(--navy)}
.warn{background:#fff6e0;border:1px solid #f0d58a;border-radius:10px;padding:10px 14px}
/* tables */
.tw{overflow-x:auto;margin:16px 0}
table{border-collapse:collapse;width:100%;font-size:.93rem;min-width:560px}
th,td{padding:10px 12px;border-bottom:1px solid var(--linie);text-align:start;vertical-align:top}
th{background:var(--hell);color:var(--navy);font-size:.85rem}
td .p{white-space:nowrap}
/* cards */
.karten{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:12px;margin:16px 0}
.karte{display:block;border:1px solid var(--linie);border-radius:14px;padding:14px 16px;text-decoration:none;color:var(--ink);transition:.15s}
.karte:hover{border-color:var(--gold);box-shadow:0 8px 24px rgba(0,0,0,.06);transform:translateY(-2px)}
.karte strong{display:block;color:var(--navy)}
.karte span{font-size:.88rem;color:var(--grau)}
.cols{columns:3 220px;padding-inline-start:18px}
.check{list-style:none;padding:0}
.check li{position:relative;padding:4px 0;padding-inline-start:28px}
.check li:before{content:"✓";position:absolute;inset-inline-start:0;top:6px;width:20px;height:20px;border-radius:50%;background:var(--gold);color:var(--navy);font-size:.75rem;font-weight:900;display:flex;align-items:center;justify-content:center}
.faq{border:1px solid var(--linie);border-radius:12px;padding:12px 16px;margin:8px 0}
.faq summary{cursor:pointer;font-weight:700;color:var(--navy)}
.faq p{margin:.6em 0 0}
/* quote */
.quote{background:var(--bg2);border-top:1px solid var(--linie);padding:40px 0 50px}
.quote h2{margin-top:0}
.qform label{margin-bottom:12px}
.hp{display:none}
.trip-sum{background:#fff;border:1px solid var(--linie);border-inline-start:4px solid var(--gold);border-radius:8px;padding:10px 14px;font-size:.92rem}
.fmsg{font-weight:700}
/* footer */
.fuss{background:var(--navy);color:#c9d6e6;padding:40px 0 20px;font-size:.92rem}
.fuss a{color:#fff}
.fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}
.fuss ul{list-style:none;padding:0;margin:0}.fuss li{margin:4px 0}
.fh{font-weight:700;color:var(--gold);margin:0 0 8px}
.flogo{font-size:1.2rem;color:#fff;margin:0 0 6px}.flogo b{color:var(--gold)}
.copy{margin-top:26px;color:#8ea3bd;font-size:.85rem}
@media(max-width:860px){
 .nav{order:3;flex-basis:100%;overflow-x:auto}.nav ul{gap:0}
 .logo small{display:none}
 .fgrid{grid-template-columns:1fr 1fr}
 .tools .btn{display:none}
}
@media(max-width:520px){.fgrid{grid-template-columns:1fr}.rechner{padding:16px}.swap{display:none}body{font-size:16px}}