.b5gen-hero{text-align:center;margin-bottom:18px}.b5gen-hero h1{color:#0f172a;margin:0 0 6px;font-size:26px;font-weight:900}.b5gen-hero p{color:#475569;margin:0;font-size:16px;line-height:1.7}.b5gen-card{background:#fff;border:1px solid #94a3b859;border-radius:14px;margin-top:14px;padding:16px}.b5gen-section{margin-bottom:18px}.b5gen-section h2{color:#0f172a;margin:0 0 10px;font-size:20px;font-weight:800}.b5gen-chip-row{flex-wrap:wrap;justify-content:center;gap:8px;display:flex}.b5gen-chip{color:#334155;cursor:pointer;background:#fff;border:1px solid #cbd5e1;border-radius:999px;padding:10px 22px;font-size:17px;font-weight:700;transition:background .12s,border-color .12s,color .12s}.b5gen-chip:hover{color:#7c3aed;border-color:#7c3aed}.b5gen-chip-active{color:#fff;background:linear-gradient(#c4b5fd 0%,#7c3aed 100%);border-color:#7c3aed;box-shadow:0 2px 8px #7c3aed40}.b5gen-chip-active:hover{color:#fff}.b5gen-chip:disabled{opacity:.6;cursor:not-allowed}.b5gen-num-input{text-align:center;background:#fff;border:1px solid #cbd5e1;border-radius:12px;width:100px;height:44px;padding:0 12px;font-size:16px;font-weight:600}.b5gen-submit{color:#fff;letter-spacing:.02em;cursor:pointer;background:linear-gradient(#c4b5fd 0%,#7c3aed 100%);border:1px solid #7c3aed;border-radius:14px;min-width:180px;padding:14px 24px;font-size:18px;font-weight:700;transition:filter .12s;box-shadow:0 6px 16px #7c3aed40}.b5gen-submit:hover{filter:brightness(1.06)}.b5gen-submit:disabled{opacity:.85;cursor:not-allowed}.b5gen-csv-btn{color:#0f172a;cursor:pointer;background:linear-gradient(#fff 0%,#f8fafc 100%);border:1px solid #94a3b8;border-radius:14px;padding:14px 22px;font-size:16px;font-weight:700;box-shadow:0 4px 12px #0f172a14}.b5gen-csv-btn:disabled{color:#94a3b8;cursor:not-allowed}.b5gen-results{background:#fff;border:1px solid #94a3b859;border-radius:14px;margin-top:18px;padding:16px}.b5gen-results h2{color:#0f172a;text-align:center;margin:0 0 10px;font-size:17px;font-weight:900}.b5gen-table{border-collapse:collapse;width:100%}.b5gen-table td{text-align:center;border-bottom:1px solid #e2e8f0;padding:10px 8px}.b5gen-table tr:last-child td{border-bottom:none}.b5gen-table tr:nth-child(2n){background:#f5f3ff}.b5gen-row-num{color:#64748b;width:40px;font-size:13px;font-weight:700}.b5gen-balls{flex-wrap:wrap;justify-content:center;align-items:center;gap:5px;display:flex}.b5gen-ball{color:#fff;background:linear-gradient(#c4b5fd 0%,#7c3aed 100%);border-radius:50%;justify-content:center;align-items:center;width:36px;height:36px;font-size:15px;font-weight:900;display:inline-flex;box-shadow:0 3px 10px #7c3aed4d}.b5gen-zone-label{color:#64748b;margin-top:3px;font-size:11px;font-weight:600}@keyframes b5gen-spin{to{transform:rotate(360deg)}}.b5gen-spinner{border:3px solid #cbd5e1;border-top-color:#7c3aed;border-radius:9999px;width:18px;height:18px;animation:1s linear infinite b5gen-spin;display:inline-block}.b5gen-freq-note{color:#475569;margin-top:6px;font-size:13px}.b5gen-zone-info{grid-template-columns:repeat(4,1fr);gap:6px;margin-top:8px;display:grid}.b5gen-zone-tag{color:#6d28d9;text-align:center;background:#f5f3ff;border:1px solid #e9d5ff;border-radius:8px;padding:6px 4px;font-size:12px;font-weight:700;line-height:1.4}.b5gen-nav{flex-wrap:wrap;justify-content:center;gap:10px;margin-top:24px;display:flex}.b5gen-nav-btn{color:#fff;white-space:nowrap;border:1px solid #ffffff47;border-radius:14px;align-items:center;gap:8px;padding:10px 16px;font-size:14px;font-weight:800;text-decoration:none;transition:transform .12s,filter .12s;display:inline-flex;box-shadow:0 10px 24px #0f172a2e}.b5gen-nav-btn:hover{filter:brightness(1.05);transform:translateY(-1px)}.b5gen-nav-purple{background:linear-gradient(#c4b5fd 0%,#7c3aed 52%,#6d28d9 100%);border-color:#7c3aed8c}.b5gen-nav-gray{background:linear-gradient(#94a3b8 0%,#64748b 55%,#475569 100%);border-color:#94a3b88c}.b5gen-note{color:#64748b;text-align:center;margin-top:14px;font-size:13px;line-height:1.7}@media (max-width:600px){.b5gen-ball{width:32px;height:32px;font-size:13px}.b5gen-hero h1{font-size:19px}.b5gen-balls{gap:4px}.b5gen-zone-info{grid-template-columns:repeat(2,1fr)}}