.bgm-player{background:color-mix(in srgb,var(--card)25%,transparent);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid color-mix(in srgb,var(--border)70%,transparent);z-index:4000;box-shadow:var(--shadow-paper);border-radius:25px;align-items:center;gap:10px;padding:8px 15px;transition:all .3s;display:flex;position:absolute;top:20px;right:20px}.bgm-player:hover{background:color-mix(in srgb,var(--accent)18%,var(--card)82%);box-shadow:var(--shadow-soft)}.bgm-icon{color:var(--accent-foreground);justify-content:center;align-items:center;display:flex}.bgm-btn{color:var(--foreground);border:none;border-radius:15px;align-items:center;gap:8px;padding:5px 10px;transition:all .2s;display:flex}.bgm-btn:hover{color:var(--accent-foreground);transform:scale(1.05)}.bgm-btn.muted{color:color-mix(in srgb,var(--destructive)70%,var(--foreground)30%);border:none}.bgm-label{letter-spacing:.05em;font-size:.9rem;font-weight:500}.spin-slow{animation:4s linear infinite spin}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.bgm-sitemap-wrapper{position:relative}.bgm-sitemap-dropdown{-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);z-index:4100;background:#101016eb;border:1px solid #ffffff1f;border-radius:14px;min-width:200px;padding:10px 0;animation:.2s ease-out sitemapFadeIn;position:absolute;top:calc(100% + 12px);right:0;box-shadow:0 12px 36px #00000080}@keyframes sitemapFadeIn{0%{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}.bgm-sitemap-section{padding:4px 0}.bgm-sitemap-section+.bgm-sitemap-section{border-top:1px solid #ffffff0f}.bgm-sitemap-section-title{color:#ffc83dcc;letter-spacing:.06em;text-transform:uppercase;padding:6px 16px 4px;font-size:.7rem;font-weight:600}.bgm-sitemap-item{color:#f5f2ebd9;text-align:left;cursor:pointer;background:0 0;border:none;width:100%;padding:7px 16px;font-family:inherit;font-size:.85rem;transition:all .15s;display:block}.bgm-sitemap-item:hover{color:#f5f2eb;background:#ffffff12}@media (max-width:768px){.bgm-player{padding:5px 10px;top:10px;right:10px}.bgm-label{display:none}.bgm-sitemap-dropdown{min-width:180px;right:-10px}}