.mobile-container{min-height:100vh;height:100vh;justify-content:flex-start;position:fixed;top:0;left:0;right:0;bottom:0;z-index:0}.mobile-container,.mobile-song-container{display:flex;flex-direction:column;align-items:center;padding:.5rem;overflow-y:auto}.mobile-song-container{gap:.75rem;width:100%;flex:1 1;-webkit-overflow-scrolling:touch;z-index:1}.mobile-song-card{background:hsla(0,0%,100%,.1);border-radius:1rem;padding:.75rem;width:100%;max-width:350px;text-align:center;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:transform .3s ease,opacity .3s ease;will-change:transform,opacity;touch-action:pan-y pinch-zoom;z-index:2}.mobile-song-image{width:100%;aspect-ratio:1;object-fit:cover;border-radius:.5rem;margin-bottom:.5rem}.mobile-song-title{font-size:1.1rem;font-weight:700;margin:0}.mobile-song-artist,.mobile-song-title{color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.mobile-song-artist{font-size:.9rem;opacity:.8;margin:.25rem 0 0}.mobile-divider{width:2.5rem;height:2.5rem;background:hsla(0,0%,100%,.2);border-radius:50%;color:#fff;font-weight:700;font-size:1rem;margin:-.25rem 0}.mobile-divider,.mobile-navigation{display:flex;align-items:center;justify-content:center}.mobile-navigation{gap:1rem;padding:.75rem;background:hsla(0,0%,100%,.1);border-radius:1rem;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);margin:.5rem 0;width:100%;max-width:350px;position:-webkit-sticky;position:sticky;bottom:0}.mobile-nav-button{background:hsla(0,0%,100%,.2);border:none;color:#fff;width:2.5rem;height:2.5rem;border-radius:50%;font-size:1.25rem;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .3s ease}.mobile-nav-button:disabled{opacity:.5;cursor:not-allowed}.mobile-nav-button:not(:disabled):hover{background:hsla(0,0%,100%,.3);transform:scale(1.1)}.mobile-nav-info{color:#fff;font-size:1rem}.mobile-start-container{min-height:100vh;height:100vh;display:flex;align-items:center;justify-content:center;padding:1rem;position:fixed;top:0;left:0;right:0;bottom:0;overflow-y:auto;z-index:1}.mobile-start-content{text-align:center;padding:1.5rem;background:hsla(0,0%,100%,.1);border-radius:1.5rem;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);width:100%;max-width:350px;z-index:2}.mobile-start-title{font-size:2rem;font-weight:700;margin:0;color:#fff;background:linear-gradient(45deg,#fff,hsla(0,0%,100%,.8),#fff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-size:200% auto;animation:gradientFlow 8s linear infinite}.mobile-start-subtitle{font-size:1.1rem;margin:.75rem 0 1.5rem;color:hsla(0,0%,100%,.9)}.mobile-start-button{background:hsla(0,0%,100%,.15);border:none;color:#fff;padding:.75rem 1.5rem;font-size:1.1rem;border-radius:2rem;cursor:pointer;transition:all .3s ease;text-transform:uppercase;letter-spacing:2px;font-weight:700;position:relative;overflow:hidden;width:100%}.mobile-start-button:before{content:"";position:absolute;top:-2px;left:-2px;right:-2px;bottom:-2px;background:linear-gradient(45deg,red,#ff8000,#ff0,#0f0,#0ff,#00f,#f0f);background-size:400% 400%;border-radius:2rem;z-index:-1;animation:gradientMove 15s linear infinite;filter:blur(8px);opacity:.7}.mobile-error-message{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:2rem;text-align:center;color:#fff;font-size:1.1rem}.mobile-swipe-indicator{position:fixed;bottom:15%;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:.25rem;pointer-events:none;z-index:10}.mobile-swipe-arrow{font-size:2rem;color:#fff;opacity:.8;animation:pulse 1s ease-in-out infinite}.mobile-swipe-progress{height:4px;background:#fff;border-radius:2px;transition:width .1s ease-out;max-width:200px;opacity:.8}@tailwind base;@tailwind components;@tailwind utilities;:root{--foreground-rgb:255,255,255;--background-start-rgb:0,0,0;--background-end-rgb:20,20,20}*{box-sizing:border-box;padding:0;margin:0}body,html{max-width:100vw;height:100vh;font-family:Arial,sans-serif}body,html{overflow-x:hidden}body{margin:0;padding:0;overflow-y:auto;background:linear-gradient(135deg,rgba(0,0,0,.8),rgba(0,0,0,.6)),url(/images/background.jpg) no-repeat 50% fixed;background-size:cover;min-height:100vh;color:rgb(var(--foreground-rgb))}.container{flex-direction:column;min-height:100vh;padding:2rem}.container,.song-container{display:flex;align-items:center;justify-content:center}.song-container{gap:2rem;margin-bottom:2rem}.song-card{background:rgba(0,0,0,.7);padding:1.5rem;border-radius:1rem;text-align:center;transition:all .3s ease;cursor:pointer}.song-card.focused{transform:scale(1.3);z-index:2;box-shadow:0 8px 12px rgba(0,0,0,.2)}.song-card.unfocused{transform:scale(.7);z-index:1;opacity:.8}.song-image{width:300px;height:300px;border-radius:.5rem;margin-bottom:1rem}.navigation-info{font-size:1.2rem;opacity:.8}.error-message{font-size:1.2rem;text-align:center;padding:2rem}.error-message,.start-container{display:flex;justify-content:center;align-items:center;min-height:100vh}.start-container{color:#fff;position:relative;overflow:hidden}.start-container:before{content:"";position:absolute;width:200%;height:200%;top:-50%;left:-50%;background:radial-gradient(circle,hsla(0,0%,100%,.1) 0,transparent 10%);animation:backgroundShimmer 15s linear infinite;pointer-events:none}.start-content{text-align:center;padding:2rem;background:hsla(0,0%,100%,.1);border-radius:1.5rem;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);animation:fadeIn 1s ease-out,float 6s ease-in-out infinite;position:relative;box-shadow:0 8px 32px 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