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.whatsapp-link:hover{transform:translateY(-3px);box-shadow:0 14px 32px #0007}.contact .whatsapp-link svg{width:43px;height:43px}@media(max-width:700px){.contact .whatsapp-link{width:68px;height:68px}.contact .whatsapp-link svg{width:39px;height:39px}}#root>footer{background:#102741;color:#d5e0eb}.teacher-audio{display:flex;align-items:center;gap:13px;flex-wrap:wrap;margin-top:20px}.teacher-audio button{background:#102741;border:1px solid #102741;color:#f8f1e4;padding:11px 16px;font:700 .85rem IBM Plex Mono,monospace;cursor:pointer;transition:background .2s,transform .2s}.teacher-audio button:hover:not(:disabled){background:#19446d;transform:translateY(-2px)}.teacher-audio button:disabled{opacity:.55;cursor:not-allowed}.teacher-audio>span{font-size:.8rem;color:#405770}.gold-wave{position:absolute;z-index:3;left:-5%;bottom:9%;width:110%;height:110px;overflow:visible;pointer-events:none;filter:drop-shadow(0 0 9px #f3ca7a88);animation:wave-breathe 5s ease-in-out infinite}.gold-wave path{fill:none;stroke-linecap:round;stroke-linejoin:round}.gold-wave .wave-back{stroke:#d9a955;stroke-width:3;opacity:.42}.gold-wave .wave-front{stroke:#f7d590;stroke-width:3;stroke-dasharray:130 22;animation:wave-flow 8s linear infinite}@keyframes wave-flow{to{stroke-dashoffset:-608}}@keyframes wave-breathe{50%{transform:translateY(-10px) scaleY(1.14)}}@media(max-width:700px){.gold-wave{height:65px;bottom:6%}}@media(prefers-reduced-motion:reduce){.gold-wave,.gold-wave .wave-front{animation:none}}.music-action{display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;padding:4px 8px;border:0;background:transparent;text-decoration:none;color:#dfb46c;font:700 .78rem/1.3 Manrope,sans-serif;white-space:normal;text-align:center}.music-note{display:block;font:400 2.8rem/1 Georgia,serif;color:inherit;transition:transform .2s,color .2s}.music-action:hover .music-note{transform:rotate(-9deg) scale(1.13);color:#f4cd83}.music-action:focus-visible{outline:2px solid currentColor;outline-offset:5px}.hero-actions{align-items:flex-start;gap:28px}.lesson-rows .music-action{color:#102741;font-size:.72rem;max-width:150px}.lesson-rows .music-action:hover .music-note,.learn .music-action:hover .music-note{color:#a97530}.learn .source-link.music-action{color:#102741;margin-top:12px}.footer-inner .music-action{gap:2px}.footer-inner .music-note{font-size:1.8rem}@media(max-width:700px){.lesson-rows article{grid-template-columns:26px minmax(0,1fr) 96px;gap:12px}.lesson-rows .music-action{font-size:.65rem}}@media(prefers-reduced-motion:reduce){.music-note{transition:none}.music-action:hover .music-note{transform:none}}.contact-placeholder{font-weight:700;font-size:1rem;color:#102741}