/* Kosifuchs – minimal clean styles */
:root { --bg:#0b0f14; --card:#0f1620; --text:#e8eef6; --muted:#9fb2c8; --line:#1a2635; --chip:#132235; --chip2:#0e1927; --btn:#1b3350; --btn2:#102235; }
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:system-ui,Segoe UI,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.45}
a{color:inherit;text-decoration:none}
.container{max-width:1080px;margin:0 auto;padding:0 16px}
.topbar{position:sticky;top:0;background:rgba(11,15,20,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);z-index:50}
.topbar-inner{display:flex;gap:16px;align-items:center;justify-content:space-between;padding:12px 0}
.brand-name{font-weight:800;letter-spacing:.3px}
.brand-sub{font-size:13px;color:var(--muted)}
.navchips{display:flex;flex-wrap:wrap;gap:8px;align-items:center;justify-content:flex-end}
.lang{display:flex;gap:6px;padding:2px;border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,.03)}
.lang a{padding:6px 10px;border-radius:999px;font-size:12px;color:var(--muted)}
.lang a.active{background:rgba(255,255,255,.08);color:var(--text)}
.nav-divider{width:1px;height:26px;background:var(--line);margin:0 2px}
.chip{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;border:1px solid var(--line);background:var(--chip);font-size:13px}
.chip.subtle{background:var(--chip2);color:var(--muted)}
.chip.active{outline:2px solid rgba(255,255,255,.14);color:var(--text)}
main{padding:18px 0 40px}
.hero{padding:12px 0 6px}
.hero-card{border:1px solid var(--line);border-radius:18px;background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));padding:18px}
.kicker{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}
.pill{font-size:12px;color:var(--muted);border:1px dashed rgba(255,255,255,.14);padding:6px 10px;border-radius:999px}
.hero-brand{display:flex;gap:14px;align-items:center;margin:6px 0 10px}
.hero-logo{width:300px;height:auto;display:block;filter:drop-shadow(0 6px 18px rgba(0,0,0,.35))}
.hero-brand-title{font-size:28px;font-weight:900;letter-spacing:.2px}
.hero-brand-sub{font-size:14px;color:var(--muted)}
.lead{color:var(--text);opacity:.95;margin:10px 0 0}
.note{margin-top:14px;color:var(--muted);font-size:13px;border-top:1px solid var(--line);padding-top:12px}
.cta{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 14px;border-radius:12px;border:1px solid var(--line);background:var(--btn2);color:var(--text);font-weight:700;font-size:14px}
.btn.primary{background:var(--btn)}
.section{margin-top:18px}
h1,h2,h3{margin:0 0 10px}
h2{font-size:20px}
.card{border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.02);padding:16px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
@media(max-width:900px){.grid3{grid-template-columns:1fr}}
.small{color:var(--muted);font-size:13px}
.divider{height:4px;background:linear-gradient(90deg, rgba(59,130,246,.85), rgba(59,130,246,0));border-radius:999px;margin:14px 0}
.footer{margin-top:18px;padding:18px 0 8px;color:var(--muted)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:14px}
@media(max-width:900px){.footer-grid{grid-template-columns:1fr}}
.footer-title{font-weight:800;color:var(--text);margin-bottom:8px}
.footer-links{display:flex;flex-direction:column;gap:6px}
.prose ul{margin:8px 0 0 18px}
.prose li{margin:6px 0}
.badge-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.badge{font-size:12px;padding:6px 10px;border-radius:999px;border:1px solid var(--line);background:rgba(255,255,255,.03);color:var(--muted)}

/* Resources (full list) – filters + A–Z nav (no JS) */
.filterbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:14px}
.filterbar .search{margin-left:auto;display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.filterbar input[type="search"]{background:rgba(255,255,255,.03);border:1px solid var(--line);border-radius:12px;padding:10px 12px;color:var(--text);min-width:240px;outline:none}
.filterbar input[type="search"]::placeholder{color:rgba(159,178,200,.75)}
.filterbar button{padding:10px 14px;border-radius:12px;border:1px solid var(--line);background:var(--btn2);color:var(--text);font-weight:700}

.azbar{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}
.azbar a{padding:6px 10px;border-radius:999px;border:1px solid var(--line);background:rgba(255,255,255,.02);font-size:12px;color:var(--muted)}
.azbar a:hover{color:var(--text)}

.resource-list{list-style:none;margin:0;padding:0}
.resource-item{padding:10px 0;border-bottom:1px solid var(--line)}
.resource-title{font-weight:800}
.resource-desc{color:var(--muted);font-size:13px;margin-top:4px}
.resource-letter{padding:12px 0 6px;font-weight:900;font-size:14px;color:var(--text)}
.tag{display:inline-flex;align-items:center;gap:8px;margin-left:10px;padding:4px 8px;border-radius:999px;border:1px solid var(--line);background:rgba(255,255,255,.02);color:var(--muted);font-size:11px}

details.cat{margin-top:10px;padding-top:10px;border-top:1px solid var(--line)}
details.cat summary{cursor:pointer;list-style:none;font-weight:900}
details.cat summary::-webkit-details-marker{display:none}

.topbar::after{content:"";display:block;height:4px;background:linear-gradient(90deg, rgba(59,130,246,.60), rgba(59,130,246,0));}


/* Blog paragraphs */
.post-p{margin:0 0 12px;color:var(--muted);line-height:1.75;}
/* =========================
   Mobile Fixes (iPhone)
   ========================= */
@media (max-width: 640px){

  .container{padding:0 14px}

  /* Topbar: 1 Spalte statt Brand links / Nav rechts */
  .topbar-inner{
    flex-direction:column;
    align-items:flex-start;
    justify-content:flex-start;
    gap:10px;
  }

  .navchips{
    justify-content:flex-start;
    width:100%;
  }

  .nav-divider{display:none}

  /* Chips etwas kompakter */
  .chip{padding:7px 10px;font-size:12px}

  /* Language Toggle bleibt, aber kompakter */
  .lang a{padding:6px 9px;font-size:12px}

  /* Hero: Logo kleiner + sauber stacken */
  .hero-brand{
    flex-direction:column;
    align-items:flex-start;
    gap:10px;
  }

  .hero-logo{
    width:100%;
    max-width:360px;
  }

  /* CTA Buttons auf Mobile full width */
  .cta{flex-direction:column}
  .btn{width:100%}
}