/* Header */
        .navbar {
            background-color: #142143 !important;
              position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000; /* para que siempre esté encima */
        }
        .navbar .nav-link,
        .navbar-brand {
            color: #ffffff !important;
            font-weight: 600;
            transition: color 0.3s ease;
        }
        .navbar .nav-link:hover,
        .navbar-brand:hover {
            color: #ffaf00 !important;
        }

        /* Dropdown Usuario */
        .user-menu {
            position: relative;
        }
        .user-toggle {
            background: none;
            border: none;
            color: #ffffff;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 6px;
            cursor: pointer;
        }
        .user-toggle i {
            font-size: 1.2rem;
        }
        .dropdown-menu-user {
            position: absolute;
            right: 0;
            top: 100%;
            background: #ffffff;
            min-width: 180px;
            border-radius: 10px;
            box-shadow: 0 8px 20px rgba(0,0,0,0.15);
            display: none;
            flex-direction: column;
            overflow: hidden;
            animation: fadeIn 0.3s ease forwards;
            z-index: 1000;
        }
        .dropdown-menu-user a {
            color: #142143;
            padding: 10px 15px;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: background 0.2s;
        }
        .dropdown-menu-user a:hover {
            background: #f1f1f1;
        }
        .user-menu.active .dropdown-menu-user {
            display: flex;
        }

        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(-10px); }
            to { opacity: 1; transform: translateY(0); }
        }

        body {
    padding-top: 58px; /* cambia 70px al alto real de tu navbar */
}