*{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%;width:100%}body{font-family:Fredoka,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}.app{min-height:100vh;min-height:100dvh;background:linear-gradient(-45deg,#4facfe,#00f2fe,#43e97b,#38f9d7,#4facfe,#667eea);background-size:400% 400%;animation:gradientBG 20s ease infinite;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:1.5rem;position:relative;overflow:hidden}@keyframes gradientBG{0%{background-position:0% 50%}50%{background-position:100% 50%}to{background-position:0% 50%}}.floating-emojis{position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:0;overflow:hidden}.floating-emoji{position:absolute;top:-3rem;opacity:.15;animation:floatDown linear infinite}@keyframes floatDown{0%{transform:translateY(-100%) rotate(0);opacity:0}10%{opacity:.15}90%{opacity:.15}to{transform:translateY(100vh) rotate(360deg);opacity:0}}.content{position:relative;z-index:1;width:100%;max-width:560px;display:flex;flex-direction:column;align-items:center;gap:1.5rem}.header{text-align:center}.title{font-size:3rem;font-weight:700;color:#fff;text-shadow:0 4px 20px rgba(0,0,0,.15);animation:titleBounce 3s ease-in-out infinite;display:flex;align-items:center;gap:.4rem;justify-content:center}.title-icon{display:inline-block;animation:wiggle 2s ease-in-out infinite}.title-icon:last-child{animation-delay:.5s}@keyframes titleBounce{0%,to{transform:translateY(0)}50%{transform:translateY(-6px)}}@keyframes wiggle{0%,to{transform:rotate(0)}25%{transform:rotate(10deg)}75%{transform:rotate(-10deg)}}.subtitle{font-size:1.3rem;color:#ffffffe6;font-weight:500;margin-top:.3rem;text-shadow:0 2px 8px rgba(0,0,0,.1)}.card{background:#ffffffeb;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-radius:28px;padding:2rem;width:100%;box-shadow:0 20px 60px #0000001f,0 0 0 1px #ffffff4d inset;animation:cardIn .5s cubic-bezier(.34,1.56,.64,1)}@keyframes cardIn{0%{opacity:0;transform:scale(.9) translateY(20px)}to{opacity:1;transform:scale(1) translateY(0)}}.input-section{width:100%}.prompt{font-size:1.4rem;font-weight:600;color:#4a4a6a;text-align:center;margin-bottom:1.2rem}.mic-card{display:flex;flex-direction:column;align-items:center;gap:1.5rem}.pin-input{font-family:Fredoka,sans-serif;font-size:2rem;font-weight:700;text-align:center;letter-spacing:.3em;padding:1rem;width:100%;border:3px solid #e0e0f0;border-radius:18px;outline:none;color:#4a4a6a;background:#f8f8ff;transition:border-color .3s,box-shadow .3s}.pin-input:focus{border-color:#4facfe;box-shadow:0 0 0 4px #4facfe33}.spell-btn{width:100%;font-family:Fredoka,sans-serif;font-size:1.5rem;font-weight:700;padding:1rem;border:none;border-radius:18px;background:linear-gradient(135deg,#4a90e2,#2b7de9);color:#fff;cursor:pointer;box-shadow:0 6px 25px #2b7de966;transition:transform .2s,box-shadow .2s}.spell-btn:hover:not(:disabled){transform:translateY(-2px) scale(1.02)}.spell-btn:disabled{opacity:.5;cursor:not-allowed}.mic-btn-large{width:100%;height:140px;border:none;border-radius:18px;background:linear-gradient(135deg,#4a90e2,#2b7de9);font-size:3.5rem;cursor:pointer;position:relative;display:flex;align-items:center;justify-content:center;transition:transform .2s,box-shadow .2s;box-shadow:0 8px 30px #2b7de966;font-family:Fredoka,sans-serif}.mic-btn-large:hover:not(:disabled){transform:translateY(-2px) scale(1.02);box-shadow:0 10px 40px #2b7de980}.mic-btn-large:active:not(:disabled){transform:translateY(0) scale(.98)}.mic-btn-large:disabled{opacity:.7;cursor:not-allowed}.mic-btn-large.listening{background:linear-gradient(135deg,#ff6b6b,#ee5a24);animation:micPulse 1.5s ease-in-out infinite;box-shadow:0 8px 30px #ee5a2466}.mic-ring-large{position:absolute;top:-10px;right:-10px;bottom:-10px;left:-10px;border-radius:18px;border:3px solid #ff6b6b;animation:ringExpand 1.5s ease-out infinite}@keyframes micPulse{0%,to{transform:scale(1)}50%{transform:scale(1.03)}}@keyframes ringExpand{0%{transform:scale(1);opacity:.8}to{transform:scale(1.15);opacity:0}}.error-text{text-align:center;color:#e74c3c;font-weight:500;font-size:.95rem;margin-top:.75rem}.spinner{width:36px;height:36px;border:4px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.immersive-letters{position:fixed;top:0;right:0;bottom:0;left:0;z-index:2;pointer-events:none;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1rem;padding:1rem;padding-bottom:160px}.immersive-word-row{display:flex;gap:clamp(.2rem,calc(4vw / var(--letter-count, 5)),.6rem);justify-content:center;align-items:center;max-width:100%;flex-wrap:wrap}.immersive-letter{--letter-size: min( 90px, calc( (90vw - (var(--letter-count, 5) - 1) * .5rem) / var(--letter-count, 5) ) );width:var(--letter-size);height:var(--letter-size);border-radius:clamp(10px,2.5vw,22px);display:flex;align-items:center;justify-content:center;font-size:clamp(.9rem,calc(var(--letter-size) * .45),3rem);font-weight:700;font-family:Fredoka,sans-serif;color:#fff;text-shadow:0 3px 6px rgba(0,0,0,.2);box-shadow:0 10px 30px #0003;opacity:0;transform:scale(0) rotate(0);transition:none;pointer-events:auto;flex-shrink:1}.immersive-letter.visible{opacity:1;transform:scale(1) rotate(var(--float-rotate, 0deg));animation:letterFloat .6s cubic-bezier(.34,1.56,.64,1)}@keyframes letterFloat{0%{opacity:0;transform:scale(0) rotate(-20deg) translateY(60px)}50%{opacity:1;transform:scale(1.3) rotate(5deg) translateY(-10px)}to{opacity:1;transform:scale(1) rotate(var(--float-rotate, 0deg)) translateY(0)}}.immersive-letter.visible:hover{transform:scale(1.2) rotate(0);transition:transform .2s ease;cursor:pointer}.result-bottom{position:fixed;bottom:0;left:0;right:0;z-index:10;background:#fffffff2;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);padding:1.2rem 1.5rem;padding-bottom:max(1.2rem,env(safe-area-inset-bottom));box-shadow:0 -10px 40px #0000001a;text-align:center;animation:slideUp .5s cubic-bezier(.34,1.56,.64,1)}@keyframes slideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}.result-details{margin-bottom:.8rem;animation:fadeUp .4s ease-out}@keyframes fadeUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.result-phonetics{font-size:1.2rem;font-weight:600;color:#2b7de9;margin-bottom:.3rem;letter-spacing:.05em}.result-sentence{font-size:1rem;color:#4a4a6a;line-height:1.4}.result-buttons{display:flex;gap:.75rem;justify-content:center}.action-btn{font-family:Fredoka,sans-serif;font-size:1.1rem;font-weight:600;padding:.7rem 1.5rem;border:none;border-radius:14px;cursor:pointer;transition:transform .2s,box-shadow .2s;color:#fff}.action-btn:hover{transform:translateY(-2px)}.action-btn:active{transform:translateY(0) scale(.97)}.listen-btn{background:linear-gradient(135deg,#4a90e2,#2b7de9);box-shadow:0 4px 15px #2b7de959}.again-btn{background:linear-gradient(135deg,#43e97b,#38f9d7);box-shadow:0 4px 15px #43e97b59;color:#1a5632}.settings-btn{position:fixed;top:1rem;right:1rem;z-index:50;width:48px;height:48px;border:none;border-radius:50%;background:#ffffff40;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);font-size:1.4rem;cursor:pointer;transition:transform .2s,background .2s;display:flex;align-items:center;justify-content:center}.settings-btn:hover{transform:scale(1.1);background:#fff6}.voice-menu{position:fixed;top:4.5rem;right:1rem;z-index:50;background:#fffffff2;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-radius:18px;padding:.75rem;box-shadow:0 10px 40px #0003;min-width:200px;animation:cardIn .3s cubic-bezier(.34,1.56,.64,1)}.voice-menu-header{font-size:.85rem;font-weight:700;color:#2b7de9;text-transform:uppercase;letter-spacing:.05em;padding:.3rem .5rem .5rem}.voice-option{display:flex;align-items:center;gap:.5rem;width:100%;padding:.6rem .75rem;border:none;border-radius:12px;background:transparent;cursor:pointer;font-family:Fredoka,sans-serif;transition:background .15s;text-align:left}.voice-option:hover{background:#2b7de91a}.voice-option.active{background:#2b7de926}.voice-name{font-size:1rem;font-weight:600;color:#4a4a6a}.voice-desc{font-size:.8rem;color:#9a9abb}.voice-label{margin-top:.5rem;font-size:.8rem;color:#9a9abb}.celebration{position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:100}.confetti{position:absolute;top:-2rem;animation:confettiFall linear forwards}@keyframes confettiFall{0%{transform:translateY(-100%) rotate(0) scale(0);opacity:0}10%{opacity:1;transform:translateY(0) rotate(30deg) scale(1)}to{transform:translateY(100vh) rotate(720deg) scale(.5);opacity:0}}@media(max-width:480px){.app{padding:2rem 1rem 1rem;justify-content:flex-start}.title{font-size:2.2rem}.subtitle{font-size:1.1rem}.card{padding:1.5rem 1.2rem;border-radius:22px}.prompt{font-size:1.2rem}.mic-btn-large{height:120px;font-size:3rem}.result-bottom{padding:1rem}.result-buttons{flex-direction:row}.action-btn{flex:1;padding:.7rem .5rem;font-size:1rem}}@media(max-width:360px){.title{font-size:1.9rem}}@media(min-width:768px){.title{font-size:3.5rem}.immersive-letter{border-radius:24px}}