body{font-family:'Arial',sans-serif;line-height:1.6;margin:0;padding:0;background-color:#FBFBFB;color:#4A4A4A}
.container{width:90%;max-width:1100px;margin:auto;overflow:hidden;padding:25px 0}
header{background-color:#E0F2F7;color:#333;padding-top:20px;min-height:80px;border-bottom:3px solid #B0E0E6;box-shadow:0 3px 6px rgba(0,0,0,0.08)}
header h1{float:left;margin:0;padding:0;font-size:2.2em;line-height:1.2;color:#333;text-shadow:1px 1px 1px rgba(0,0,0,0.1)}
header a{color:#333;text-decoration:none;text-transform:uppercase;font-size:0.9em;font-weight:bold;transition:color 0.3s ease}
header a:hover{color:#5F9EA0}
header ul{padding:0;list-style:none;margin:0}
header li{display:inline;padding:0 12px}
nav{float:right;margin-top:20px}
nav ul{display:flex;justify-content:flex-end}
nav li{margin-left:18px}
article,aside{background-color:#fff;padding:28px;margin-bottom:22px;border-radius:10px;box-shadow:0 4px 12px rgba(0,0,0,0.07);transition:transform 0.2s ease, box-shadow 0.2s ease}
article:hover,aside:hover{transform:translateY(-2px);box-shadow:0 6px 15px rgba(0,0,0,0.1)}
img{max-width:100%;height:auto;display:block;margin:20px auto;border-radius:6px;box-shadow:0 2px 5px rgba(0,0,0,0.1)}
footer{padding:22px;margin-top:25px;color:#333;background-color:#E0F2F7;text-align:center;border-top:3px solid #B0E0E6;box-shadow:0 -3px 6px rgba(0,0,0,0.08)}
footer a{color:#333;text-decoration:none;transition:color 0.3s ease}
footer a:hover{color:#5F9EA0}
h1,h2,h3,h4{color:#5F9EA0;margin-bottom:12px;font-weight:bold}
h1{font-size:2.4em}
h2{font-size:1.8em}
h3{font-size:1.5em}
h4{font-size:1.2em}
strong,b{color:#708090;font-weight:bold}
em,i{font-style:italic;color:#6A5ACD}
blockquote{border-left:4px solid #B0E0E6;padding-left:18px;margin:18px 0;background-color:#F5FAFB;border-radius:7px;padding:14px;font-style:italic;color:#555;line-height:1.5}
blockquote cite{display:block;margin-top:8px;text-align:right;font-size:0.8em;color:#777}
ul,ol{margin-left:22px;padding-left:0;list-style-position:inside;margin-bottom:15px}
ul li,ol li{margin-bottom:5px}
a{color:#6495ED;text-decoration:none;transition:color 0.3s ease, text-decoration 0.3s ease}
a:hover{text-decoration:underline;color:#4169E1}
details{background-color:#F0F8FF;padding:14px;border-radius:9px;margin-bottom:14px;border:1px solid #B0C4DE}
summary{font-weight:bold;cursor:pointer;color:#4682B4;padding:4px 0}
p{margin-bottom:14px;line-height:1.6}
.table-of-contents{background-color:#F5FBFF;padding:18px;border-radius:9px;margin-bottom:25px;box-shadow:0 1px 6px rgba(0,0,0,0.04);border:1px solid #E0F2F7}
.table-of-contents h2{color:#4682B4;margin-top:0;font-size:1.4em;border-bottom:1px solid #B0E0E6;padding-bottom:8px}
.table-of-contents ul{list-style:none;padding:0;margin:0}
.table-of-contents li{margin-bottom:7px}
.table-of-contents a{color:#4682B4;font-weight:normal;font-size:1em}
.table-of-contents a:hover{color:#2F5A7D;text-decoration:underline}

/* Mobile Optimierung */
@media (max-width: 768px){
    .container{width:95%;padding:15px 0}
    header h1{float:none;text-align:center;font-size:1.8em}
    nav{float:none;width:100%;text-align:center;margin-top:8px}
    nav ul{flex-direction:column;align-items:center}
    nav li{display:block;margin:8px 0}
    article,aside{padding:18px}
    h1{font-size:2em}
    h2{font-size:1.6em}
    h3{font-size:1.4em}
    h4{font-size:1.1em}
    .table-of-contents{padding:15px}
    .table-of-contents h2{font-size:1.3em}
}
@media (max-width: 480px){
    h1{font-size:1.6em}
    h2{font-size:1.4em}
    h3{font-size:1.2em}
    h4{font-size:1em}
    .table-of-contents h2{font-size:1.2em}
    .table-of-contents a{font-size:0.95em}
}