:root{--font-main:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;--bg:#0d0f14;--bg-card:#161920;--bg-card2:#1d2028;--border:#ffffff12;--border-accent:#8b5cf666;--purple:#8b5cf6;--blue:#3b82f6;--green:#10b981;--red:#ef4444;--amber:#f59e0b;--text:#f0f0f2;--text-2:#9ca3af;--text-3:#6b7280;--shadow:0 8px 24px -4px #00000080}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{font-family:var(--font-main);background:var(--bg);color:var(--text);min-height:100dvh;line-height:1.5;overflow-x:hidden}#root,.app-shell{flex-direction:column;min-height:100dvh;display:flex}.navbar{z-index:100;-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border);background:#0d0f14d9;justify-content:space-between;align-items:center;height:56px;padding:0 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var(--border);flex-direction:column;align-items:center;gap:4px;padding:16px;display:flex}.footer-credits{color:var(--text-2);flex-wrap:wrap;justify-content:center;align-items:center;gap:6px;font-size:12px;display:flex}.footer-credits a{color:#c084fc;font-weight:600;text-decoration:none}.footer-credits a:hover{text-decoration:underline}.footer-sep{color:var(--text-3)}.footer-sub{color:var(--text-3);font-size:11px}@media (width<=480px){.navbar{height:52px;padding:0 12px}.logo-title{font-size:17px}.badge-free,.nav-tabs{display:none}.user-chip{padding:3px 7px 3px 4px}.user-name{max-width:56px}.hero{padding:32px 16px 28px}.features{gap:8px;padding:20px 14px}.training-view{gap:10px;padding:12px 12px 20px}.stat-group{gap:14px}.stat-value{font-size:18px}.notes-grid{grid-template-columns:repeat(3,1fr);gap:7px}.btn-note{min-height:58px;padding:12px 4px}.note-primary{font-size:16px}.note-toggles{grid-template-columns:repeat(4,1fr)}.btn-play{padding:12px 22px;font-size:14px}.play-row{width:100%}.btn-play,.btn-ref{justify-content:center;width:100%}.modal{padding:22px 18px}.training-header{flex-direction:column;align-items:flex-start;gap:6px}.footer-credits{flex-direction:column;gap:4px}.footer-sep{display:none}}