body, html {
            height: 100%;
            background: #f3f4f6;
        }

        /* Main container - fully responsive */
        .edi-container {
            display: flex;
            flex-direction: column;
            min-height: 100vh;
            overflow: hidden;
        }

        .main-content {
            min-height: 50vh;
            display: flex;
            align-items: center;
        }

        /* Responsive heading */
        .page-title {
            text-align: center;
            margin: 2vh 0;
            font-size: clamp(1.5rem, 4vh, 2.5rem);
        }

        .card-border {
            border-radius: 12px;
            box-shadow: rgb(38, 57, 77) 0px 20px 30px -10px;
            transition: all 0.3s ease;
        }

        .card-border:hover {
            color: #000000;
            background: #dedede;
            transform: scale(1.1);
            box-shadow: rgb(38, 57, 77) 0px 25px 40px -10px;
        }

        /* Equal height cards CSS */
        .equal-height-row {
            display: flex;
            flex-wrap: wrap;
        }

        .equal-height-row .col-lg-4 {
            display: flex;
            margin-bottom: 2rem;
        }

        .equal-height-row .card {
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .equal-height-row .card-body {
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .equal-height-row .card-text {
            flex: 1;
        }

        .equal-height-row .card-footer {
            margin-top: auto;
        }