* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    min-height: 100vh;
    background: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
    display: flex;
    justify-content: center;
    align-items: center;
    color: #fff;
}

.page-wrapper {
    text-align: center;
    max-width: 900px;
    padding: 40px 20px;
}

.main-title {
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.subtitle {
    font-size: 1.1rem;
    color: #cfd8dc;
    margin-bottom: 50px;
}

.card-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}

.card {
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(12px);
    border-radius: 18px;
    padding: 40px 25px;
    text-decoration: none;
    color: #fff;
    transition: all 0.35s ease;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, transparent, rgba(255,255,255,0.2), transparent);
    opacity: 0;
    transition: opacity 0.4s;
}

.card:hover::before {
    opacity: 1;
}

.card:hover {
    transform: translateY(-12px) scale(1.03);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.card h2 {
    font-size: 1.6rem;
    margin: 20px 0 10px;
}

.card p {
    font-size: 0.95rem;
    line-height: 1.5;
    color: #e0f2f1;
}

.icon {
    font-size: 3rem;
}

/* Accent borders */
.it-card {
    border-top: 4px solid #00e5ff;
}

.billing-card {
    border-top: 4px solid #ffca28;
}