.v12-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:14px 0}.v12-stat{border:1px solid var(--line);border-radius:12px;padding:10px;background:#f8fafc}.v12-stat span{display:block;font-size:11px;color:#64748b;margin-bottom:4px}.v12-stat b{font-size:14px}.v12-track{height:8px;background:#eef2ff;border-radius:999px;overflow:hidden;margin-bottom:14px}.v12-bar{height:100%;width:0;background:linear-gradient(90deg,#5b5cf0,#7c3aed);transition:width .2s}.v12-converter{max-width:820px}.v12-quality{margin:14px 0;padding:14px;border:1px solid var(--line);border-radius:14px}.v12-quality-head{display:flex;justify-content:space-between;gap:12px;margin-bottom:8px}.v12-quality input{width:100%}@media(max-width:620px){.v12-stats{grid-template-columns:1fr 1fr}}