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.2s ease;display:inline-flex;align-items:center;justify-content:center;white-space:nowrap;line-height:1;flex-shrink:0;gap:8px}.sp-playlist-url-input button:hover{background-color:var(--sp-green-light);transform:translateY(-1px)}@media (max-width: 768px){.sp-header-bar{padding:10px 12px}.sp-header-bar .sp-title{font-size:22px}.sp-playlist-url-input{flex-direction:column;align-items:stretch}.sp-playlist-url-input input,.sp-playlist-url-input button{width:100%;max-width:none}}.sp-search{position:relative;max-width:720px;margin:12px auto 20px;padding:0 16px;display:flex;align-items:center;gap:8px}.sp-search input{flex:1;padding:10px 12px;background:#000;color:#fff;border:2px solid #333;border-radius:8px;outline:none;font-size:16px}.sp-search input:focus{border-color:var(--sp-green)}.sp-search-clear{background:transparent;border:none;color:#bbb;font-size:20px;cursor:pointer;line-height:1;padding:4px 8px}.sp-search-clear:hover{color:#fff}.sp-empty{text-align:center;opacity:.75;padding:24px 0}.grid-container{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:28px;padding:0 24px 80px;max-width:1200px;margin:0 auto}@media (min-width: 1024px){.grid-container{gap:36px;padding-left:48px;padding-right:48px}}.playlist-card{border:1px solid #2c2c2e;background-color:var(--card);padding:10px;text-align:center;cursor:pointer;height:100%;transition:background-color .2s ease,transform .2s ease,box-shadow .2s ease;outline:none;border-radius:10px}.playlist-card:hover{background-color:var(--card-hover);transform:translateY(-2px)}.playlist-card.selected-playlist{border-color:var(--sp-green);outline:2px solid var(--sp-green);background-color:#262626;box-shadow:0 6px 22px #00000059}.playlist-image{display:block;width:100%;max-width:300px;height:300px;object-fit:cover;border-radius:10px;margin:0 auto}.playlist-name{font-size:18px;font-weight:700;margin:10px 0 4px}.playlist-tracks{font-size:14px;opacity:.85}.sp-load-tracks-container{position:fixed;bottom:20px;right:20px;z-index:1000}.sp-load-tracks-container button{background-color:#16522c;color:#fff;border:none;padding:12px 18px;font-size:16px;cursor:pointer;border-radius:24px;box-shadow:0 8px 24px #00000040;transition:background-color .2s ease,transform .2s ease;font-weight:700}.sp-load-tracks-container button:hover{background-color:#0f381e;transform:translateY(-1px)}.sp-load-tracks-container button:disabled{opacity:.6;cursor:not-allowed;transform:none}.dialog-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background-color:#0009;display:flex;justify-content:center;align-items:center;z-index:1100}.dialog-box{background-color:#000;padding:28px;border-radius:12px;box-shadow:0 10px 30px #0006;width:90%;max-width:520px;text-align:center}.dialog-box h2,.dialog-box h3{margin:0 0 14px;color:#fff}.dialog-image{max-width:200px;height:auto;border-radius:8px;margin:8px auto 12px}.dialog-box 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20px;background-color:#ff4d4f;color:#fff;border:none;cursor:pointer;font-size:16px;border-radius:4px}.error-button:hover{background-color:#d4380d}.start-page-container{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2rem 1rem;background:linear-gradient(135deg,#1a1a1a 0%,#2d2d2d 50%,#1a1a1a 100%);color:#fff;animation:fadeIn .3s ease-in}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.start-page-hero{text-align:center;margin-bottom:3rem;max-width:800px}.start-page-title{font-size:3.5rem;font-weight:700;margin:0 0 1rem;background:linear-gradient(135deg,#1db954 0%,#1ed760 50%,#1db954 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-.02em}.start-page-tagline{font-size:1.25rem;color:#fffc;margin:0;font-weight:400;line-height:1.6}.platform-cards{display:grid;grid-template-columns:1fr;gap:2rem;width:100%;max-width:1200px;margin:0 auto}.platform-card{display:block;text-decoration:none;color:inherit;background:rgba(255,255,255,.05);border:2px solid rgba(255,255,255,.1);border-radius:20px;padding:2.5rem 2rem;transition:all .3s cubic-bezier(.4,0,.2,1);cursor:pointer;position:relative;overflow:hidden;min-height:280px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.platform-card:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;opacity:0;transition:opacity .3s ease;z-index:0}.platform-card-content{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;height:100%}.platform-logo{width:80px;height:80px;margin-bottom:1.5rem;transition:transform .3s ease;filter:drop-shadow(0 4px 8px rgba(0,0,0,.3))}.platform-name{font-size:2rem;font-weight:600;margin:0 0 .75rem;color:#fff}.platform-description{font-size:1rem;color:#ffffffb3;margin:0;line-height:1.5;max-width:300px}.platform-card-spotify{border-color:#1db9544d}.platform-card-spotify:before{background:linear-gradient(135deg,rgba(29,185,84,.1) 0%,rgba(30,215,96,.1) 100%)}.platform-card-spotify:hover{transform:translateY(-8px) scale(1.02);border-color:#1db95499;box-shadow:0 20px 40px #1db9544d,0 0 0 1px #1db95433;background:rgba(29,185,84,.1)}.platform-card-spotify:hover:before{opacity:1}.platform-card-spotify:hover .platform-logo{transform:scale(1.1);filter:drop-shadow(0 8px 16px rgba(29,185,84,.5))}.platform-card-spotify:hover .platform-name{color:#1db954}.platform-card-apple{border-color:#fa2d554d}.platform-card-apple:before{background:linear-gradient(135deg,rgba(250,45,85,.1) 0%,rgba(255,59,48,.1) 100%)}.platform-card-apple:hover{transform:translateY(-8px) scale(1.02);border-color:#fa2d5599;box-shadow:0 20px 40px #fa2d554d,0 0 0 1px #fa2d5533;background:rgba(250,45,85,.1)}.platform-card-apple:hover:before{opacity:1}.platform-card-apple:hover .platform-logo{transform:scale(1.1);filter:drop-shadow(0 8px 16px rgba(250,45,85,.5))}.platform-card-apple:hover .platform-name{color:#fa2d55}.platform-card:focus{outline:3px solid rgba(100,108,255,.6);outline-offset:4px}.platform-card:focus:not(:focus-visible){outline:none}@media (prefers-reduced-motion: reduce){.start-page-container{animation:none}.platform-card,.platform-logo{transition:none}.platform-card:hover{transform:none}}@media (min-width: 768px){.start-page-container{padding:3rem 2rem}.start-page-title{font-size:4.5rem}.start-page-tagline{font-size:1.5rem}.platform-cards{grid-template-columns:repeat(2,1fr);gap:2.5rem}.platform-card{min-height:320px;padding:3rem 2.5rem}.platform-logo{width:100px;height:100px}.platform-name{font-size:2.25rem}.platform-description{font-size:1.1rem}}@media (min-width: 1024px){.start-page-hero{margin-bottom:4rem}.start-page-title{font-size:5.5rem}.start-page-tagline{font-size:1.75rem}.platform-cards{gap:3rem}.platform-card{min-height:360px;padding:3.5rem 3rem}.platform-logo{width:120px;height:120px;margin-bottom:2rem}.platform-name{font-size:2.5rem;margin-bottom:1rem}.platform-description{font-size:1.2rem;max-width:350px}}@media (min-width: 1440px){.platform-cards{max-width:1400px;gap:4rem}.platform-card{min-height:400px}}