.upload-page{max-width:1100px;margin:0 auto;padding:2rem 1.5rem}.hero{text-align:center;padding:3rem 0 4rem}.hero h1{font-size:3.5rem;margin:0 0 1rem;background:linear-gradient(135deg,#667eea,#764ba2);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1.2}.tagline{font-size:1.3rem;color:#888;margin:0}.how-it-works{margin:4rem 0}.how-it-works h2{text-align:center;font-size:2rem;color:#8de1ec;margin-bottom:2.5rem}.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:2rem;margin-bottom:3rem}.step{background:#1a1a1a99;border:1px solid #333;border-radius:12px;padding:2rem 1.5rem;text-align:center;transition:all .3s ease}.step:hover{border-color:#667eea;transform:translateY(-4px);box-shadow:0 8px 24px #667eea33}.step-icon{font-size:3rem;margin-bottom:1rem}.step h3{color:#8de1ec;font-size:1.2rem;margin:0 0 .75rem}.step p{color:#aaa;font-size:.95rem;line-height:1.5;margin:0}.cta-section{text-align:center;margin:4rem 0;padding:3rem 0}.start-button{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;padding:1.25rem 4rem;font-size:1.4rem;font-weight:600;border-radius:12px;cursor:pointer;transition:all .3s ease;box-shadow:0 6px 20px #667eea66}.start-button:hover{transform:translateY(-3px);box-shadow:0 10px 30px #667eea99}.start-button:active{transform:translateY(-1px)}.cta-hint{margin-top:1rem;color:#666;font-size:.9rem}.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem;margin:4rem 0}.feature{background:#1a1a1a66;border:1px solid #2a2a2a;border-radius:10px;padding:1.5rem}.feature h3{color:#8de1ec;font-size:1.1rem;margin:0 0 .75rem}.feature p{color:#888;font-size:.9rem;line-height:1.6;margin:0}.tips{background:#1a1a1a99;border:1px solid #333;border-radius:12px;padding:2rem 2.5rem;margin:4rem 0 2rem}.tips h3{color:#8de1ec;font-size:1.3rem;margin:0 0 1.25rem}.tips ul{color:#aaa;line-height:1.9;padding-left:1.5rem}.tips li{margin:.75rem 0}@media (max-width: 768px){.hero h1{font-size:2.5rem}.tagline{font-size:1.1rem}.start-button{padding:1rem 2.5rem;font-size:1.2rem}.steps{grid-template-columns:1fr}}.backdrop{position:fixed;top:0;left:0;width:100vw;height:100vh;background:#000c;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000}.modal{background:#1a1a1a;border:2px solid #333;border-radius:12px;padding:2rem;max-width:500px;width:90%;box-shadow:0 8px 32px #00000080}.modal h2{margin:0 0 1.5rem;color:#8de1ec;font-size:1.8rem}.form{display:flex;flex-direction:column;gap:1.25rem}.field{display:flex;flex-direction:column;gap:.5rem}.label{color:#aaa;font-size:.9rem;font-weight:500}.input{background:#0f0400;border:1px solid #444;border-radius:6px;padding:.75rem;color:#8de1ec;font-size:1rem;transition:border-color .2s}.input:focus{outline:none;border-color:#8de1ec}.input::placeholder{color:#555}.error{color:#ff6b6b;background:#ff6b6b1a;padding:.75rem;border-radius:6px;margin:0;font-size:.9rem}.button-group{display:flex;gap:1rem;margin-top:.5rem}.btn{padding:.75rem 1.5rem;border:none;border-radius:6px;font-size:1rem;cursor:pointer;transition:all .2s;flex:1}.btn-primary{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 12px #667eea66}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{background:transparent;border:1px solid #444;color:#aaa}.btn-secondary:hover{border-color:#666;color:#ccc}