body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background: #f5f5f5;
    color: #333;
}

/* HERO */
.hero {
    text-align: center;
    padding: 60px 20px;
    background: linear-gradient(135deg, #5b2fa0, #8b4cd9);
    color: white;
}

.hero .logo {
    width: 160px;
    margin-bottom: 20px;
}

.hero h1 {
    font-size: 32px;
    font-weight: bold;
    margin-bottom: 10px;
}

.hero .subtitulo {
    max-width: 600px;
    margin: auto;
    font-size: 18px;
    opacity: 0.9;
}

.botones {
    margin-top: 25px;
    display: flex;
    justify-content: center;
    gap: 15px;
}

.btn {
    padding: 12px 25px;
    border-radius: 8px;
    font-size: 16px;
    color: white;
    text-decoration: none;
    display: inline-block;
}

.btn.android {
    background: #34a853;
}

.btn.ios {
    background: #000;
}

.preview {
    width: 260px;
    margin-top: 30px;
    border-radius: 20px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.3);
}

/* FEATURES */
.features {
    padding: 60px 20px;
    background: white;
}

.features .container {
    max-width: 1000px;
    margin: auto;
    display: grid;
    gap: 30px;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.feature {
    background: #fafafa;
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.05);
    text-align: center;
}

.feature h3 {
    margin-bottom: 10px;
    color: #5b2fa0;
}

/* CTA FINAL */
.cta-final {
    text-align: center;
    padding: 60px 20px;
    background: #ece6f8;
}

.cta-final h2 {
    font-size: 28px;
    margin-bottom: 20px;
}