:root {
    --primary-blue: #007aff;
    --whatsapp-green: #25D366;
    --text-dark: #1d1d1f;
    --text-light: #515154;
    --background-white: #ffffff;
    --border-color: #d2d2d7;
    --amber-star: #ffc107;
}
body {font-family: -apple-system,BlinkMacSystemFont,"Segoe UI","Helvetica Neue",Arial,sans-serif;margin:0;padding:0;color:var(--text-dark);background-color:var(--background-white);line-height:1.8;-webkit-font-smoothing:antialiased;}
.container{max-width:720px;margin:auto;padding:24px;}
h1,h2,h3{line-height:1.3;color:var(--text-dark);max-width:68ch;}
h1{font-size:2.4em;}h2{font-size:1.8em;border-bottom:1px solid var(--border-color);padding-bottom:12px;margin-top:48px;}
.hero{text-align:center;padding:32px 0;}
.hero img{max-width:100%;height:auto;border-radius:18px;box-shadow:0 8px 25px rgba(0,0,0,0.08);aspect-ratio:16/9;object-fit:cover;}
.hero p{font-size:1.1em;color:var(--text-light);max-width:60ch;margin:16px auto 24px;}
.cta-buttons{display:flex;justify-content:center;gap:16px;margin-top:24px;flex-wrap:wrap;}
.btn{padding:0 24px;min-height:56px;border-radius:14px;text-decoration:none;font-size:1.1em;font-weight:600;display:inline-flex;align-items:center;justify-content:center;transition:opacity 0.3s;cursor:pointer;}
.btn-primary{background-color:var(--primary-blue);color:white;}
.btn-wa{background-color:var(--whatsapp-green);color:white;}
.btn:hover{opacity:0.85;}
.section{margin-top:48px;}
.checklist{background:#fff4f4;border:1px solid #ffcccc;border-radius:18px;padding:24px;}
.checklist h2{color:#d92d20;border:none;margin-top:0;}
.review-card{background:#f9f9f9;padding:20px;border-radius:18px;box-shadow:0 4px 12px rgba(0,0,0,0.05);margin-bottom:15px;}
.stars{color:var(--amber-star);}
footer{text-align:center;margin-top:48px;padding:24px 0;border-top:1px solid var(--border-color);}
footer a{color:var(--primary-blue);text-decoration:none;}