body {
            font-family: 'Inter', sans-serif;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }
        .bg-main-gradient {
            background: radial-gradient(circle at center, #3b4cb8 0%, #1e266e 100%);
            background-image: url(../img/fondo\ inicio.webp);
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            height: 100vh;
        }
        .glass-card {
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 24px;
        }
        .step-line {
            position: absolute;
            left: 15px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: rgba(255, 255, 255, 0.1);
            z-index: 0;
        }
        .step-dot {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            z-index: 10;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s;
            flex-shrink: 0;
        }
        .step-dot.active {
            background: #ffffff;
            box-shadow: 0 0 15px rgba(255,255,255,0.5);
            border: 2px solid #fff;
        }
        .step-dot.completed {
            background: #4ade80;
            border: 2px solid #4ade80;
        }
        .step-dot.pending {
            background: #1e266e;
            border: 2px solid #4a58d1;
        }
        .option-card {
            border: 0px solid #e5e7eb;
            transition: all 0.2s;
            cursor: pointer;
        }
        .option-card:hover {
            border-color: #27308d;
            background-color: #f9fafb;
        }
        .option-card.selected {
            border-color: #27308d;
            background-color: #eff6ff;
        }
        .sidebar-bg {
            background-color: #27308d;
        }
        /* Ocultar scrollbar pero permitir scroll */
        .scrollbar-hide::-webkit-scrollbar { display: none; }
        .scrollbar-hide { -ms-overflow-style: none; scrollbar-width: none; }