body {
    font-family: 'Poppins', sans-serif;
    margin: 0;
    padding: 0;
    line-height: 1.6;
    color: #333;
}

header {
    background: #0a2540;
    color: #fff;
    padding: 10px 20px;
    position: sticky;
    top: 0;
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

header img {
    height: 50px;
}

nav a {
    color: #fff;
    text-decoration: none;
    margin: 0 15px;
    font-weight: 500;
}

nav a:hover {
    color: #00bfa6;
}

.hero {
    background: linear-gradient(to right, #0a2540, #005f73);
    color: #fff;
    padding: 80px 20px;
    text-align: center;
}

.hero h1 {
    font-size: 2.5em;
    margin-bottom: 15px;
}

.hero p {
    font-size: 1.2em;
    margin-bottom: 30px;
}

.hero .cta-btn {
    background: #00bfa6;
    color: #fff;
    padding: 12px 24px;
    border: none;
    border-radius: 5px;
    font-size: 1em;
    cursor: pointer;
    transition: background 0.3s;
}

.hero .cta-btn:hover {
    background: #019c89;
}

section {
    padding: 60px 20px;
    max-width: 1200px;
    margin: auto;
}

section h2 {
    color: #0a2540;
    margin-bottom: 20px;
    font-size: 2em;
    text-align: center;
}

.features, .plans, .industries {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
}

.box {
    flex: 1 1 300px;
    border: 1px solid #ddd;
    border-radius: 8px;
    padding: 20px;
    background: #fff;
    transition: transform 0.3s, box-shadow 0.3s;
}

.box:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

footer {
    background: #0a2540;
    color: #fff;
    padding: 20px;
    text-align: center;
}

footer a {
    color: #00bfa6;
    text-decoration: none;
}

#whatsapp-button {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
}

#whatsapp-button img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease;
}

#whatsapp-button img:hover {
    transform: scale(1.1);
}

@media (max-width: 768px) {
    nav {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    nav a {
        margin: 10px 0;
    }
}