*{box-sizing:border-box}
body{font-family:Segoe UI,Arial,sans-serif;background:linear-gradient(135deg,#667eea,#764ba2);margin:0;padding:20px}
.container{max-width:1000px;margin:auto;background:#fff;border-radius:14px;padding:30px;box-shadow:0 15px 40px rgba(0,0,0,.2)}
h1{text-align:center}
.top{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px}
.btn{padding:10px 18px;border-radius:8px;background:#667eea;color:#fff;text-decoration:none;font-weight:600}
.btn.alt{background:#28a745}
.lista{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px;margin-top:20px}
.card{border:1px solid #eee;border-radius:12px;padding:18px;text-align:center}
.card a{display:inline-block;margin:6px;padding:8px 14px;border-radius:6px;text-decoration:none;color:#fff;background:#28a745}
.card .delete{background:#dc3545}
input,button{width:100%;padding:12px;margin-top:10px;border-radius:8px;border:1px solid #ccc}
button{background:#764ba2;color:#fff;font-weight:600;border:none}
.progress{background:#eee;border-radius:8px;margin-top:10px;display:none}
.progress-bar{height:18px;width:0;background:#28a745;color:#fff;font-size:12px;text-align:center}