:root{--pri:#1565c0;--pri2:#0d47a1;--acc:#ff8f00;--bg:#f3f5f9;--card:#fff;--txt:#1f2937;--mut:#6b7280;--r:14px;--sh:0 4px 18px #0f172a14}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--txt);line-height:1.5}
a{color:var(--pri)}
header{background:linear-gradient(135deg,var(--pri),var(--pri2));color:#fff;box-shadow:var(--sh);position:sticky;top:0;z-index:20}
header .inner{max-width:1280px;margin:auto;display:flex;align-items:center;gap:16px;padding:12px 18px}
.logo{color:#fff;text-decoration:none;font-weight:800;font-size:1.45rem;letter-spacing:.3px}.logo i{color:var(--acc);margin-right:6px}.logo span{opacity:.7}
header nav{margin-left:auto}header nav a{color:#fff;text-decoration:none;opacity:.9}
.navbtn{display:none;color:#fff;font-size:1.3rem;cursor:pointer}
.container{max-width:1280px;margin:20px auto;padding:0 18px;display:grid;grid-template-columns:240px 1fr 250px;gap:20px;align-items:start}
aside,main{background:var(--card);border-radius:var(--r);box-shadow:var(--sh);padding:18px}
main{min-width:0;min-height:60vh}
aside h3{margin:0 0 10px;font-size:.85rem;text-transform:uppercase;letter-spacing:1px;color:var(--mut)}
.kategorien-liste{list-style:none;margin:0;padding:0}
.kategorien-liste a{display:flex;gap:8px;align-items:center;padding:9px 10px;border-radius:10px;text-decoration:none;color:var(--txt)}
.kategorien-liste a i{width:20px;text-align:center;color:var(--pri)}.kategorien-liste small{margin-left:auto;color:var(--mut)}
.kategorien-liste a:hover,.kategorien-liste a.active{background:#e3f2fd;color:var(--pri2)}
.search-container{display:flex;margin-bottom:18px}
.search-container input{flex:1;min-width:0;padding:9px 12px;border:1px solid #d1d5db;border-radius:10px 0 0 10px}
.search-container button{border:0;background:var(--pri);color:#fff;padding:0 14px;border-radius:0 10px 10px 0;cursor:pointer}
.hashtag-cloud-index{display:flex;flex-wrap:wrap;gap:6px}
.hashtag-cloud-index a,.tags a{background:#eef2ff;color:#3730a3;padding:4px 10px;border-radius:999px;text-decoration:none;font-size:.88rem}
.hashtag-cloud-index small{opacity:.6}
.breadcrumb{font-size:.88rem;color:var(--mut);margin-bottom:12px}.breadcrumb a{text-decoration:none}
.hero{background:linear-gradient(135deg,#e3f2fd,#fff3e0);border-radius:var(--r);padding:22px;margin-bottom:10px}
.hero h1{margin:0 0 6px}main h2 a{text-decoration:none;color:var(--txt)}main h2 i{color:var(--pri)}
.category-tools{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px;margin:12px 0 24px}
.tool-box{display:flex;gap:12px;padding:16px;border:1px solid #e5e7eb;border-radius:var(--r);text-decoration:none;color:var(--txt);transition:.2s;background:#fff}
.tool-box:hover{transform:translateY(-3px);box-shadow:var(--sh);border-color:var(--pri)}
.tool-box>i{font-size:1.6rem;color:var(--pri);width:34px;text-align:center;padding-top:4px}
.tool-box strong{display:block}.beschreibung{display:block;color:var(--mut);font-size:.92rem}
.tool-box .kat{color:var(--acc);font-weight:600;font-size:.78rem}
.badge{background:#fde68a;color:#92400e;border-radius:6px;padding:1px 6px;font-size:.7rem;vertical-align:middle}
.notice{background:#fff8e1;border-left:4px solid var(--acc);padding:12px;border-radius:8px}
.error{background:#ffebee;color:#b71c1c;padding:10px;border-radius:8px}
footer{text-align:center;padding:24px;color:var(--mut);font-size:.9rem}
@media(max-width:1000px){.container{grid-template-columns:1fr}aside.left{display:none;order:-1}#navtoggle:checked~*{}
 .navbtn{display:block}body:has(#navtoggle:checked) aside.left{display:block}aside.right{order:2}}