body {
    background: linear-gradient(135deg, #001933, #003c7a);
    color: #fff;
    padding-top: 90px; /* prevent navbar overlap */
    font-family: "Segoe UI";
}

/* Floating Banner */
.premium-blog-banner {
    background: rgba(255,255,255,0.17);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 15px 20px;
    max-width: 520px;
    margin: auto;
    margin-top: 20px;
    text-align: center;
    box-shadow: 0 0 25px rgba(0,255,255,0.35);
    animation: float 4s infinite ease-in-out;
}

.premium-blog-banner button {
    background: #00eaff;
    border: none;
    padding: 8px 20px;
    margin-left: 10px;
    border-radius: 10px;
    font-weight: 600;
}

@keyframes float {
    0% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0); }
}

/* Blog Container */
.blog-container {
    margin-top: 40px;
}

.blog-title {
    text-align: center;
    font-size: 42px;
    font-weight: 800;
    text-shadow: 0 0 10px cyan;
}

.blog-subtitle {
    text-align: center;
    margin-bottom: 30px;
    opacity: 0.8;
}

/* Blog Cards */
.blog-card {
    background: rgba(255,255,255,0.12);
    padding: 20px;
    border-radius: 16px;
    backdrop-filter: blur(14px);
    box-shadow: 0 0 25px rgba(0,255,255,0.2);
    transition: 0.25s ease-in-out;
}

.blog-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 0 28px rgba(0,255,255,0.5);
}

.blog-card h3 {
    color: #00eaff;
    font-weight: 700;
    margin-bottom: 10px;
}

.read-btn {
    color: #00eaff;
    text-decoration: none;
    font-weight: 600;
}