/* Araçlar hub — kart ızgarası. sinir-deger ile aynı tasarım dili. */
:root{
  --ar-accent:#2563eb;--ar-accent-d:#1d4ed8;--ar-accentSoft:#eff6ff;--ar-accent2:#dbeafe;
  --ar-ink:#0f172a;--ar-lacivert:#0f1f3d;--ar-muted:#475569;--ar-faint:#94a3b8;
  --ar-line:#e6eaf0;--ar-paper:#f8fafc;
}
.ar-app{max-width:1080px;margin:0 auto;padding:24px 16px 60px;
  font-family:'Nunito',system-ui,sans-serif;color:var(--ar-ink)}

/* Breadcrumb */
.ar-bc{display:flex;flex-wrap:wrap;gap:6px;align-items:center;font-size:13px;
  color:var(--ar-muted);margin-bottom:18px}
.ar-bc a{color:var(--ar-accent);text-decoration:none}
.ar-bc a:hover{text-decoration:underline}
.ar-bc span[aria-current]{color:var(--ar-muted);font-weight:600}

/* Hero */
.ar-hero{text-align:center;margin-bottom:34px}
.ar-hero h1{font-size:clamp(1.7rem,3.4vw,2.4rem);font-weight:900;letter-spacing:-.02em;margin:0 0 12px}
.ar-hero p{max-width:640px;margin:0 auto;color:var(--ar-muted);font-size:1.05rem;line-height:1.6}

/* Kart ızgarası */
.ar-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px}
.ar-kart{display:flex;flex-direction:column;background:#fff;border:1px solid var(--ar-line);
  border-radius:18px;padding:22px;text-decoration:none;color:inherit;
  box-shadow:0 1px 3px rgba(0,0,0,.05);transition:transform .16s,box-shadow .16s,border-color .16s}
.ar-kart:hover{transform:translateY(-3px);box-shadow:0 10px 28px rgba(15,31,61,.12);
  border-color:var(--ar-accent2)}
.ar-kart-ust{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.ar-ikon{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,var(--ar-accent),#3b82f6);color:#fff;font-size:22px;
  box-shadow:0 4px 12px rgba(37,99,235,.28)}
.ar-etiket{font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.05em;
  color:var(--ar-accent);background:var(--ar-accentSoft);border:1px solid var(--ar-accent2);
  padding:4px 10px;border-radius:999px}
.ar-kart h2{font-size:1.18rem;font-weight:800;margin:0 0 8px;line-height:1.25}
.ar-kart p{font-size:.92rem;color:var(--ar-muted);line-height:1.55;margin:0 0 18px;flex:1}
.ar-kart-alt{display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding-top:14px;border-top:1px solid var(--ar-line)}
.ar-sayac{font-size:12px;color:var(--ar-faint);font-weight:700;display:inline-flex;align-items:center;gap:5px}
.ar-git{font-size:.9rem;font-weight:800;color:var(--ar-accent);display:inline-flex;align-items:center;gap:6px;
  white-space:nowrap}
.ar-kart:hover .ar-git{gap:9px}
.ar-git i{transition:transform .16s}
.ar-kart:hover .ar-git i{transform:translateX(3px)}

/* Alt bilgi (SEO metni) */
.ar-alt-bilgi{margin-top:40px;background:var(--ar-paper);border:1px solid var(--ar-line);
  border-radius:16px;padding:28px 30px}
.ar-alt-bilgi h2{font-size:1.25rem;font-weight:800;margin:0 0 12px}
.ar-alt-bilgi p{color:var(--ar-muted);line-height:1.7;margin:0;font-size:.98rem}

@media(max-width:600px){
  .ar-hero h1{font-size:1.5rem}
  .ar-hero p{font-size:.95rem}
  .ar-grid{grid-template-columns:1fr}
  .ar-alt-bilgi{padding:22px 20px}
}