:root{
  --nx-primary:#2563eb;
  --nx-dark:#0f172a;
  --nx-muted:#64748b;
  --nx-border:rgba(203,213,225,.82);
  --nx-shadow:0 18px 45px rgba(15,23,42,.08);
  --nx-radius:1.25rem;
}
.nx-api-hero{padding:4.5rem 0 4rem;background:radial-gradient(circle at 12% 10%,rgba(37,99,235,.16),transparent 34%),radial-gradient(circle at 88% 20%,rgba(20,184,166,.13),transparent 32%),linear-gradient(180deg,#fff,#f7faff);border-bottom:1px solid rgba(203,213,225,.66);overflow:hidden;}
.nx-api-eyebrow,.nx-api-label{display:inline-flex;align-items:center;gap:.45rem;padding:.36rem .74rem;border-radius:999px;color:#1d4ed8;background:rgba(37,99,235,.09);border:1px solid rgba(37,99,235,.18);font-size:.75rem;font-weight:950;}
.nx-api-hero h1{margin:1rem 0 0;color:var(--nx-dark);font-size:clamp(1.75rem,3.2vw,3.2rem);font-weight:950;line-height:1.58;letter-spacing:-.4px;}
.nx-api-hero p,.nx-api-narrow p,.nx-api-request-info p{margin:1rem 0 0;color:#475569;line-height:2.05;font-size:1rem;}
.nx-api-actions{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:1.5rem;}
.nx-api-trust{display:flex;flex-wrap:wrap;gap:.55rem;margin-top:1.3rem;}
.nx-api-trust span{display:inline-flex;align-items:center;gap:.38rem;padding:.42rem .72rem;border-radius:999px;background:rgba(255,255,255,.78);border:1px solid rgba(203,213,225,.78);font-weight:850;color:#334155;font-size:.78rem;}
.nx-api-trust i{color:var(--nx-primary);}
.nx-api-preview{border:1px solid rgba(203,213,225,.9);border-radius:1.5rem;box-shadow:var(--nx-shadow);background:#0f172a;color:#e2e8f0;overflow:hidden;}
.nx-api-preview-head{display:flex;align-items:center;justify-content:space-between;gap:.75rem;padding:1rem;border-bottom:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.04);font-weight:900;}
.nx-api-preview-head small{color:#93c5fd;font-weight:800;}
.nx-api-preview pre{margin:0;padding:1.2rem;white-space:pre-wrap;line-height:1.8;font-size:.9rem;}
.nx-api-section{padding:4rem 0;background:#fff;text-align: justify;text-align-last: right;}
.nx-api-soft{background:linear-gradient(180deg,#f8fafc,#eef4ff);}
.nx-api-narrow{max-width:790px;}
.nx-api-narrow h2,.nx-api-side-title,.nx-api-request-info h2{margin:.8rem 0 0;color:var(--nx-dark);font-size:clamp(1.2rem,1.75vw,1.75rem);font-weight:950;line-height:1.75;}
.nx-api-card{height:100%;padding:1.15rem;border:1px solid var(--nx-border);border-radius:var(--nx-radius);background:#fff;box-shadow:var(--nx-shadow);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;}
.nx-api-card:hover{transform:translateY(-3px);box-shadow:0 24px 60px rgba(15,23,42,.12);border-color:rgba(37,99,235,.28);}
.nx-api-card i{width:48px;height:48px;border-radius:1rem;display:flex;align-items:center;justify-content:center;background:rgba(37,99,235,.1);color:var(--nx-primary);font-size:1.3rem;margin-bottom:.85rem;}
.nx-api-card h3{font-size:1.05rem;font-weight:950;color:var(--nx-dark);margin:0;line-height:1.7;}
.nx-api-card p{color:#64748b;line-height:2;margin:.45rem 0 0;font-size:.92rem;}
.nx-api-use-list{display:grid;gap:.75rem;margin-top:1.25rem;}
.nx-api-use-list div{display:flex;align-items:center;gap:.7rem;padding:.85rem 1rem;border:1px solid var(--nx-border);border-radius:1rem;background:rgba(255,255,255,.76);font-weight:900;color:#334155;}
.nx-api-use-list i{color:var(--nx-primary);font-size:1.2rem;}
.nx-api-flow{display:grid;gap:.9rem;}
.nx-api-flow div{position:relative;padding:1.05rem 4.25rem 1.05rem 1.05rem;border-radius:1.15rem;border:1px solid var(--nx-border);background:#fff;box-shadow:var(--nx-shadow);}
.nx-api-flow b{position:absolute;right:1rem;top:1rem;width:40px;height:40px;border-radius:1rem;display:flex;align-items:center;justify-content:center;background:rgba(37,99,235,.1);color:var(--nx-primary);font-weight:950;}
.nx-api-flow h3{font-size:1rem;color:var(--nx-dark);font-weight:950;margin:0;line-height:1.7;}
.nx-api-flow p{margin:.3rem 0 0;color:#64748b;line-height:1.9;}
.nx-api-request-info,.nx-api-form-card{background:#fff;border:1px solid var(--nx-border);border-radius:var(--nx-radius);box-shadow:var(--nx-shadow);padding:1.25rem;}
.nx-api-request-info ul{list-style:none;padding:0;margin:1.15rem 0 0;display:grid;gap:.65rem;}
.nx-api-request-info li{display:flex;align-items:center;gap:.55rem;color:#334155;font-weight:850;line-height:1.8;}
.nx-api-request-info i{color:#16a34a;}
.nx-api-form .form-label{font-size:.85rem;font-weight:900;color:#334155;}
.nx-api-input{border-radius:.95rem;border-color:rgba(203,213,225,.95);padding:.72rem .85rem;background:#fff;box-shadow:none!important;}
.nx-api-input:focus{border-color:rgba(37,99,235,.55);}
.nx-api-textarea{resize:vertical;min-height:170px;line-height:1.9;}
.nx-api-input::placeholder{color:#94a3b8;opacity:.7;font-weight:500;}
.nx-api-check-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.65rem;}
.nx-api-check{display:flex;align-items:center;gap:.45rem;padding:.65rem .75rem;border:1px solid rgba(203,213,225,.9);border-radius:.95rem;background:#f8fafc;color:#334155;font-weight:850;cursor:pointer;line-height:1.7;}
.nx-api-check input{accent-color:var(--nx-primary);}
.nx-api-form-actions{display:flex;align-items:center;gap:.8rem;flex-wrap:wrap;margin-top:1.1rem;}
.nx-api-form-actions span{color:var(--nx-muted);font-size:.85rem;}
.nx-api-alert{position:relative;border-radius:1rem;line-height:1.9;font-weight:850;margin-bottom:1rem;padding-left:2.75rem;}
.nx-api-alert .nx-alert-close{position:absolute;left:.8rem;top:50%;transform:translateY(-50%);border:0;background:transparent;color:inherit;opacity:.62;font-size:1.25rem;line-height:1;padding:.2rem;cursor:pointer;}
.nx-api-alert .nx-alert-close:hover{opacity:1;}
.nx-api-input.is-invalid,.nx-api-check-grid.is-invalid{border-color:#dc3545!important;}
@media (max-width:992px){.nx-api-check-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (max-width:576px){.nx-api-hero,.nx-api-section{padding:3rem 0;}.nx-api-actions .btn,.nx-api-form-actions .btn{width:100%;}.nx-api-check-grid{grid-template-columns:1fr;}.nx-api-preview pre{font-size:.78rem;}.nx-api-flow div{padding:1rem;}.nx-api-flow b{position:static;margin-bottom:.65rem;}}