/* ---------- Global ---------- */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "Segoe UI", Arial, sans-serif;
    background: #121212;
    color: #ffffff;
    line-height: 1.6;
}

.container {
    width: 90%;
    max-width: 1100px;
    margin: auto;
}

/* ---------- Header ---------- */

header {
    background: #1c1c1c;
    border-bottom: 1px solid #2f2f2f;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    text-decoration: none;
}

.logo img {
    height: 70px;
    display: block;
}

/* ---------- Navigation ---------- */

nav {
    display: flex;
    gap: 25px;
}

nav a {
    color: #d0d0d0;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

nav a:hover {
    color: #0A84FF;
}

nav a.active {
    color: #0A84FF;
    border-bottom: 2px solid #0A84FF;
    padding-bottom: 4px;
}

/* ---------- Hero ---------- */

.hero {
    text-align: center;
    padding: 80px 20px;
}

.hero h2 {
    font-size: 2.6rem;
    margin-bottom: 20px;
}

.hero p {
    max-width: 700px;
    margin: auto;
    color: #b0b0b0;
    font-size: 1.15rem;
}

/* ---------- Featured App ---------- */

.featured-app {
    padding: 0 0 80px;
}

/* ---------- Cards ---------- */

.card {
    background: #242424;
    border-radius: 12px;
    padding: 35px;
    box-shadow: 0 0 20px rgba(0,0,0,.25);
}

.card h3 {
    font-size: 1.8rem;
    margin-bottom: 15px;
}

.card h4 {
    margin: 25px 0 10px;
    color: #ffffff;
}

.card p {
    color: #c5c5c5;
    margin-bottom: 15px;
}

.card ul {
    margin: 0 0 20px 25px;
    color: #c5c5c5;
}

.card li {
    margin-bottom: 8px;
}

/* ---------- Images ---------- */

.app-banner {
    display: block;
    width: 100%;
    max-width: 550px;
    height: auto;
    margin: 0 auto 30px;
    border-radius: 12px;
}

/* ---------- Buttons ---------- */

.button {
    display: inline-block;
    background: #0A84FF;
    color: #ffffff;
    text-decoration: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    transition: background .2s ease;
    margin-top: 35px;
}

.button:hover {
    background: #006fe0;
}

/* ---------- Footer ---------- */

footer {
    margin-top: 80px;
    border-top: 1px solid #2f2f2f;
    background: #1c1c1c;
    text-align: center;
    padding: 25px 0;
    color: #888;
}

/* ---------- Mobile ---------- */

@media (max-width: 768px) {

    header .container {
        flex-direction: column;
        gap: 20px;
    }

    nav {
        flex-wrap: wrap;
        justify-content: center;
        gap: 15px;
    }

    .hero h2 {
        font-size: 2rem;
    }

    .card {
        padding: 25px;
    }

    .app-banner {
        max-width: 100%;
    }
}