*{box-sizing:border-box}
body{margin:0;background:#0f172a;color:white;font-family:Arial,sans-serif}
header{position:sticky;top:0;background:#111827;padding:16px;font-size:22px;font-weight:900;z-index:10}
main{max-width:1250px;margin:auto;padding:14px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:14px}
.card{background:#1f2937;border-radius:18px;padding:18px;box-shadow:0 4px 18px rgba(0,0,0,.25);overflow:hidden}
.card span{color:#cbd5e1;font-size:14px}
h1{font-size:42px;margin:10px 0;font-weight:900}
.green{color:#22c55e}.yellow{color:#facc15}.red{color:#ef4444}.gray{color:#94a3b8}
.buttons{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.buttons a:first-child{grid-column:1/-1}
.buttons a{text-align:center;text-decoration:none;padding:18px;border-radius:16px;font-weight:900;color:white}
.auto{background:#8b5cf6}.on{background:#22c55e;color:#052e16!important}.off{background:#ef4444}
.row{display:flex;justify-content:space-between;gap:10px;border-bottom:1px solid #334155;padding:9px 0}
.row strong{text-align:right}
.wide{margin-top:14px}
.ai{background:#0f172a;border-left:5px solid #8b5cf6;padding:12px;margin:10px 0;border-radius:10px}
.prices{display:grid;grid-template-columns:repeat(auto-fit,minmax(70px,1fr));gap:8px;margin-top:12px}
.mini{background:#0f172a;border-radius:10px;padding:10px;text-align:center;font-weight:800}
.settings{display:grid;gap:12px;margin-top:14px}
.settings label{color:#cbd5e1;font-weight:700}
.settings input{width:100%;padding:16px;border-radius:12px;border:1px solid #334155;background:#0f172a;color:white;font-size:18px}
.save{background:#22c55e;color:#052e16;margin-top:10px;width:100%;padding:18px;border:0;border-radius:14px;font-size:18px;font-weight:900}
@media(max-width:700px){
  h1{font-size:38px}
  main{padding:10px}
  .grid{grid-template-columns:1fr}
}