:root{--bg: #0f1419;--panel: #1a222c;--text: #e8eef4;--muted: #8b9aab;--accent: #3d9cf0;--accent2: #2dd4a8;--danger: #f07178;--border: #2a3542;--font: "Segoe UI", "PT Root UI", system-ui, sans-serif}*{box-sizing:border-box}body{margin:0;min-height:100vh;font-family:var(--font);color:var(--text);background:radial-gradient(1200px 600px at 10% -10%,#1b3a55 0%,transparent 55%),radial-gradient(900px 500px at 100% 0%,#16352f 0%,transparent 50%),var(--bg)}a{color:var(--accent);text-decoration:none}.wrap{max-width:960px;margin:0 auto;padding:32px 20px 64px}.brand{font-size:1.4rem;font-weight:700;letter-spacing:.02em}.brand span{color:var(--accent2)}.card{background:#1a222cf0;border:1px solid var(--border);border-radius:16px;padding:24px;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.grid{display:grid;gap:16px}.grid.plans{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}h1{font-size:1.8rem;margin:8px 0 12px}h2{font-size:1.15rem;margin:0 0 8px}.muted{color:var(--muted)}label{display:block;font-size:.85rem;color:var(--muted);margin-bottom:6px}input{width:100%;padding:12px 14px;border-radius:10px;border:1px solid var(--border);background:#121820;color:var(--text);margin-bottom:14px}button,.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:10px;padding:12px 16px;background:linear-gradient(135deg,var(--accent),#2563eb);color:#fff;font-weight:600;cursor:pointer}button.secondary{background:#243041}button:disabled{opacity:.6;cursor:not-allowed}.row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}.err{color:var(--danger);margin:8px 0}.ok{color:var(--accent2)}.nav{display:flex;justify-content:space-between;align-items:center;margin-bottom:28px}.price{font-size:1.5rem;font-weight:700;margin:10px 0}.badge{display:inline-block;padding:4px 10px;border-radius:999px;background:#243041;font-size:.75rem;color:var(--muted)}.admin-layout{display:grid;grid-template-columns:1.2fr 1fr;gap:16px}@media (max-width: 900px){.admin-layout{grid-template-columns:1fr}}.admin-table{width:100%;border-collapse:collapse;font-size:.9rem}.admin-table th,.admin-table td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--border);vertical-align:top}.admin-table tr{cursor:pointer}.admin-table tr:hover,.admin-table tr.active{background:#3d9cf014}.admin-actions h3{margin:18px 0 8px;font-size:.95rem}