:root{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;color:#1a1a1a;line-height:1.6}*{box-sizing:border-box}body{margin:0;padding:0;background:linear-gradient(135deg,#667eea,#764ba2);min-height:100vh}.container{max-width:1200px;margin:0 auto;padding:20px}header{background:#fff;padding:24px 32px;border-radius:12px;box-shadow:0 4px 6px #0000001a;margin-bottom:24px}header h1{margin:0 0 8px;font-size:2.5em;color:#667eea;font-weight:700}header p{margin:0 0 16px;color:#666;font-size:1.1em}nav{border-top:1px solid #eee;padding-top:16px;margin-top:16px}nav a{color:#667eea;text-decoration:none;margin-right:20px;font-weight:500;transition:color .2s}nav a:hover{color:#764ba2;text-decoration:underline}.hero{background:#fff;padding:32px;border-radius:12px;box-shadow:0 4px 6px #0000001a;margin-bottom:24px}.hero h2{margin:0 0 12px;color:#1a1a1a;font-size:2em}.hero p{color:#666;margin-bottom:20px}.search{display:flex;gap:12px;margin:20px 0}.search input{flex:1;padding:14px 18px;border:2px solid #e0e0e0;border-radius:8px;font-size:1em;transition:border-color .2s}.search input:focus{outline:none;border-color:#667eea}.search button,button{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;padding:14px 28px;border-radius:8px;font-size:1em;font-weight:600;cursor:pointer;transition:transform .2s,box-shadow .2s}.search button:hover,button:hover{transform:translateY(-2px);box-shadow:0 4px 12px #667eea66}.filters{display:flex;gap:16px;align-items:center;flex-wrap:wrap;margin-top:16px}.filters label{font-weight:600;color:#1a1a1a}.filters select{padding:10px 16px;border:2px solid #e0e0e0;border-radius:8px;font-size:1em;background:#fff;cursor:pointer;transition:border-color .2s}.filters select:focus{outline:none;border-color:#667eea}.plan-list{background:#fff;padding:24px;border-radius:12px;box-shadow:0 4px 6px #0000001a}.plan-list h3{margin:0 0 20px;color:#1a1a1a;font-size:1.5em}table{width:100%;border-collapse:collapse}thead{background:#f7f7f7}th{padding:14px;text-align:left;font-weight:600;color:#1a1a1a;border-bottom:2px solid #667eea}td{padding:14px;border-bottom:1px solid #eee}tr:hover{background:#f9f9f9}.price{font-size:1.3em;font-weight:700;color:#667eea}.provider-name{font-weight:600;color:#1a1a1a}.muted{color:#999;font-size:.9em;font-style:italic;margin-top:12px}.error{color:#dc3545;background:#ffe6e6;padding:12px;border-radius:8px;margin-top:12px}.loading{text-align:center;padding:40px;color:#667eea;font-size:1.2em}footer{margin-top:32px;text-align:center;color:#fff;background:#ffffff1a;padding:16px;border-radius:8px}footer small{font-size:.9em}.card{background:#fff;padding:20px;border-radius:12px;box-shadow:0 2px 4px #0000001a;transition:transform .2s,box-shadow .2s}.card:hover{transform:translateY(-4px);box-shadow:0 6px 16px #00000026}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px;margin-top:20px}@media (max-width: 768px){header h1{font-size:2em}.hero h2{font-size:1.5em}.search{flex-direction:column}.filters{flex-direction:column;align-items:stretch}table{font-size:.9em}th,td{padding:10px}}