:root{ --primary: #111827; }
.dem-fa.theme{ --primary: var(--primary); }
.dem-fa{max-width:1000px;margin:0 auto;font-family:system-ui,Arial}
.fa-head{display:flex;align-items:center;gap:12px;padding:12px;border:1px solid #e5e7eb;border-radius:14px;background:linear-gradient(135deg,#f5f7ff,#f8fafc);margin-bottom:12px}
.fa-head img{height:36px}
.fa-head .brand{font-weight:800}
.fa-head .title{font-weight:700}
.fa-head .subtitle{font-size:12px;color:#6b7280}
.fa-ctrl{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}
.fa-ctrl .btn{padding:10px 12px;border:none;border-radius:10px;background:var(--primary);color:#fff;cursor:pointer}
.fa-ctrl .btn.outline{background:#fff;color:#111827;border:1px solid #e5e7eb}
.fa-video{max-width:100%;border-radius:12px;margin:8px 0;display:none}
.fa-canvas{display:none}
.fa-overlay{position:fixed;inset:0;background:rgba(17,24,39,.4);display:flex;align-items:center;justify-content:center;z-index:1000}
.fa-overlay.hidden{display:none}
.fa-overlay .box{background:#fff;border-radius:14px;padding:18px 22px;min-width:260px;box-shadow:0 10px 30px rgba(0,0,0,.2);text-align:center}
.spinner{width:32px;height:32px;border:4px solid #e5e7eb;border-top-color:var(--primary);border-radius:50%;margin:0 auto 10px;animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.progress{height:6px;background:#f3f4f6;border-radius:999px;overflow:hidden}
.progress .bar{height:100%;width:0;background:linear-gradient(90deg,var(--primary),#60a5fa)}

.fa-out .fa-result-top{padding:10px;border:1px solid #e5e7eb;border-radius:12px;background:#fff;margin-bottom:10px}
.fa-result-top .bars .barline{display:grid;grid-template-columns:80px 1fr 70px;gap:8px;align-items:center;margin-top:6px}
.barwrap{height:8px;background:#f3f4f6;border-radius:999px;overflow:hidden}
.bar{height:100%;background:linear-gradient(90deg,var(--primary),#60a5fa)}

.fa-colors{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:12px}
.fa-card{border:1px solid #e5e7eb;border-radius:12px;background:#fff;overflow:hidden;box-shadow:0 1px 2px rgba(0,0,0,.04)}
.fa-card .sw{height:110px}
.fa-card .meta{padding:10px}
.fa-card .row{display:flex;justify-content:space-between;gap:8px;border-bottom:1px dashed #f1f5f9;padding:4px 0}
.fa-card .row.big .name{font-weight:700}
.fa-card .row.big .copy{border:1px solid #e5e7eb;background:#fff;border-radius:999px;padding:4px 10px;cursor:pointer}
.fa-card .row.tip{font-size:12px;color:#0f766e;border:none}

.fa-tech{border:1px solid #e5e7eb;border-radius:12px;background:#fff;padding:12px;margin-top:12px}
.fa-dist .drow{display:flex;justify-content:space-between;padding:6px 0;border-bottom:1px dashed #e5e7eb}
.fa-empty{padding:20px;border:1px dashed #cbd5e1;border-radius:12px;color:#64748b;background:#f8fafc}