:root{--app-bg: #f7f9fa;--card-bg: #ffffff;--text-primary: #1e293b;--accent-color: #0ea5e9;--container-max: 1200px}body{margin:0;padding:0;font-family:Helvetica Neue,Helvetica,Arial,sans-serif;background-color:var(--app-bg);color:var(--text-primary);line-height:1.5}.eco-container{width:100%;max-width:var(--container-max);margin:0 auto;padding:12px}@media(min-width:480px){.eco-container{padding:16px}}@media(min-width:768px){.eco-container{padding:24px}}@media(min-width:1024px){.eco-container{padding:32px}}.eco-card{background:var(--card-bg);border:1px solid #e2e8f0;border-radius:8px;padding:16px;margin-bottom:16px;box-shadow:0 1px 3px #00000005}@media(min-width:768px){.eco-card{padding:24px}}