:root{--och:#38bdf8;--bg:#020617;--card:#0f172acc}.ochv4-body{background:radial-gradient(circle at 80% 10%,rgba(14,165,233,.15),transparent 30%),#020617;color:#e2e8f0;font-family:Inter,ui-sans-serif,system-ui,sans-serif;min-height:100vh}.ochv4-wrap{width:min(1180px,calc(100% - 32px));margin:auto}.ochv4-nav{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:18px 0}.ochv4-nav a{color:#cbd5e1;text-decoration:none}.ochv4-brand{display:flex;align-items:center;gap:12px;font-weight:900;color:#fff}.ochv4-brand img{width:46px;height:46px;object-fit:contain}.ochv4-links{display:flex;gap:12px;flex-wrap:wrap}.ochv4-btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid rgba(56,189,248,.35);background:rgba(14,165,233,.12);color:#e0f2fe!important;padding:10px 14px;border-radius:12px;font-weight:800;text-decoration:none}.ochv4-card{background:linear-gradient(145deg,rgba(15,23,42,.92),rgba(2,12,27,.92));border:1px solid rgba(56,189,248,.2);border-radius:20px;padding:22px;box-shadow:0 20px 50px rgba(0,0,0,.2)}.ochv4-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px}.ochv4-input,.ochv4-select,.ochv4-textarea{width:100%;box-sizing:border-box;background:#020617;border:1px solid #334155;color:#fff;border-radius:12px;padding:12px}.ochv4-textarea{min-height:130px;resize:vertical}.ochv4-table{width:100%;border-collapse:collapse}.ochv4-table th,.ochv4-table td{padding:12px;border-bottom:1px solid #1e293b;text-align:left}.ochv4-muted{color:#94a3b8}.ochv4-badge{display:inline-flex;padding:5px 9px;border-radius:999px;border:1px solid rgba(56,189,248,.3);color:#7dd3fc;font-size:12px;font-weight:800}.ochv4-alert{padding:13px 15px;border-radius:12px;background:rgba(14,165,233,.1);border:1px solid rgba(56,189,248,.25);margin:12px 0}.ochv4-hero{padding:64px 0 34px;text-align:center}.ochv4-hero h1{font-size:clamp(34px,6vw,64px);line-height:1;margin:0 0 14px;color:#fff}.ochv4-footer{margin-top:50px;border-top:1px solid #1e293b;padding:28px 0;color:#94a3b8;font-size:14px}@media(max-width:720px){.ochv4-nav{align-items:flex-start;flex-direction:column}.ochv4-links{width:100%}.ochv4-table{font-size:13px;display:block;overflow:auto}}