body {
    font-family: 'Cairo', 'Tahoma', Arial, sans-serif;
    background: #f9fafc;
    margin: 0;
    padding: 0;
    direction: rtl;
}
.container {
    max-width: 520px;
    margin: 32px auto;
    background: #fff;
    border-radius: 17px;
    box-shadow: 0 8px 32px rgba(56,80,90,0.07), 0 4px 8px rgba(120,130,140,0.04);
    padding: 32px 28px 28px 28px;
}
header {
    text-align: center;
    margin-bottom: 26px;
}
h1 {
    font-size: 1.9rem;
    color: #353959;
    margin: 0 0 7px 0;
}
.subtitle {
    font-size: 1.12rem;
    color: #83a1c3;
    margin: 0;
}
.offer-box h2 {
    font-size: 1.2rem;
    color: #0e7ed1;
    margin: 0 0 15px 0;
}
.offer-box h3 {
    font-size: 1.03rem;
    color: #135591;
    margin: 18px 0 8px 0;
}
.features, .benefits, .audience {
    list-style: inside square;
    color: #3b5160;
    margin: 0 0 10px 0;
    padding: 0;
    font-size: 1rem;
}
.limited-offer {
    background: #e3f2fd;
    color: #1769aa;
    padding: 8px 0;
    border-radius: 7px;
    margin: 19px 0 7px 0;
    text-align: center;
    font-weight: bold;
    font-size: 1.09rem;
}
.action {
    text-align: center;
    color: #ba2636;
    margin-bottom: 14px;
    font-size: 1.05rem;
    font-weight: bold;
}
.cta-button {
    display: block;
    width: 90%;
    margin: 0 auto;
    text-align: center;
    background: linear-gradient(90deg, #00bdd7 0%, #1259c4 100%);
    color: #fff;
    text-decoration: none;
    padding: 15px 0;
    font-size: 1.17rem;
    border-radius: 9px;
    font-weight: bold;
    transition: background 0.2s;
    box-shadow: 0 2px 6px 0 rgba(0,148,234,0.11);
}
.cta-button:hover {
    background: linear-gradient(90deg, #1259c4 0%, #00bdd7 100%);
    color: #ffe;
}