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

body {
    font-family: Arial, sans-serif;
    background: #f5f7fb;
    color: #222;
}

/* LINKS */
a {
    text-decoration: none;
    color: inherit;
}

/* HEADER */
.main-header {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
}

/* NAVBAR */
.navbar-nav .nav-link {
    font-weight: 600;
    color: #333 !important;
}

.navbar-nav .nav-link:hover {
    color: #0d6efd !important;
}

/* ADS */
.ad-box {
    background: #e9ecef;
    border: 1px dashed #bbb;
    padding: 20px;
    text-align: center;
    border-radius: 10px;
}

/* SIDEBAR ADS */
.side-ad-box {
    background: #fff;
    padding: 20px;
    min-height: 400px;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.sticky-ad {
    position: sticky;
    top: 100px;
}

/* FOOTER */
.main-footer {
    background: #111827;
    color: #fff;
    padding: 40px 0;
}