@import url('https://fonts.googleapis.com/css?family=Roboto:400,700&display=swap');

body {
            font-family: 'Roboto', Arial, Helvetica, sans-serif;
            margin: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    background: #f5f5f5;
    color: #222;
    transition: background 0.3s, color 0.3s;
    background-image: url('1.webp'); /* Imagen para modo claro */
    background-size: cover;    /* Ajusta la imagen para cubrir toda la pantalla */
    background-position: center; /* Centra la imagen */
    background-repeat: no-repeat; /* Evita que la imagen se repita */
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
        }
        .dark-mode {
            color: #f5f5f5;
            background-image: url('3.webp'); /* Imagen para modo oscuro */
        }
        .container {
            display: flex;
            flex-direction: column;
            align-items: center;
            margin-top: 60px;
            flex: 1;
        }
        .profile-img {
            width: 120px;
            height: 120px;
            border-radius: 50%;
            object-fit: cover;
            margin-bottom: 20px;
            border: 3px solid #ccc;
        }
        h1 {
            margin-bottom: 30px;
            font-size: 2rem;
        }
        .links {
            display: flex;
            flex-direction: column;
            gap: 15px;
            width: 100%;
            max-width: 350px;
        }
        .link-btn {
            padding: 15px;
            border: none;
            border-radius: 12px;
            background: rgba(255, 255, 255, 0.18);
            box-shadow: 0 4px 24px 0 rgba(31, 38, 135, 0.15);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: #222; /* Negro para modo claro */
            font-size: 1rem;
            cursor: pointer;
            transition: 
                background 0.3s,
                box-shadow 0.3s,
                color 0.3s;
            text-decoration: none;
            text-align: center;
            font-weight: 600;
        }

        /* Efecto de iluminación al pasar el puntero */
        .link-btn:hover {
            background: rgba(255, 255, 255, 0.35);
            box-shadow: 0 0 16px 4px #fff, 0 4px 24px 0 rgba(31, 38, 135, 0.15);
            color: #222;
        }
        .links .link-btn:nth-child(1):hover {
            background: #c4302b;
            box-shadow: 0 0 16px 4px #c4302b, 0 4px 24px 0 rgba(31, 38, 135, 0.15);
            color: #fff;
        }
        .links .link-btn:nth-child(2):hover {
            background: #00e701;
            box-shadow: 0 0 16px 4px #00e701, 0 4px 24px 0 rgba(31, 38, 135, 0.15);
            color: #fff;
        }
        .links .link-btn:nth-child(3):hover {
            background: #9146ff;
            box-shadow: 0 0 16px 4px #9146ff, 0 4px 24px 0 rgba(31, 38, 135, 0.15);
            color: #fff;
        }
        .links .link-btn:nth-child(4):hover {
            background: #F56040;
            box-shadow: 0 0 16px 4px #F56040, 0 4px 24px 0 rgba(31, 38, 135, 0.15);
            color: #fff;
        }
        .links .link-btn:nth-child(5):hover {
            background: #00f2ea;
            box-shadow: 0 0 16px 4px #00f2ea, 0 4px 24px 0 rgba(31, 38, 135, 0.15);
            color: #fff;
        }
        .links .link-btn:nth-child(6):hover {
            background: #000000;
            box-shadow: 0 0 16px 4px #000000, 0 4px 24px 0 rgba(31, 38, 135, 0.15);
            color: #fff;
        }
        .links .link-btn:nth-child(7):hover {
            background: #ffffff;
            box-shadow: 0 0 16px 4px #ffffff, 0 4px 24px 0 rgba(31, 38, 135, 0.15);
            color: #222;
        }
        .links .link-btn:nth-child(8):hover {
            background: #1d1b1b;
            box-shadow: 0 0 16px 4px #1d1b1b, 0 4px 24px 0 rgba(31, 38, 135, 0.15);
            color: #fff;
        }
        .dark-mode .link-btn {
    color: #fff;
}
        .theme-toggle {
            position: absolute;
            top: 20px;
            right: 30px;
            padding: 10px 18px;
            border: none;
            border-radius: 20px;
            background: #222;
            color: #fff;
            cursor: pointer;
            font-size: 1rem;
            transition: background 0.2s, color 0.2s;
        }
        .dark-mode .theme-toggle {
            background: #f5f5f5;
            color: #222;
        }
        footer {
            margin: 30px 0 10px 0;
            text-align: center;
            font-size: 0.95rem;
            color: #888;
        }
        .glass {
    background: rgba(255, 255, 255, 0.18);
    border-radius: 20px;
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 40px 30px;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    max-width: 400px;
}

@media (max-width: 600px) {
    .theme-toggle {
        position: static !important;
        display: block;
        margin: 15px auto 0 auto;
        left: 0;
        right: 0;
        top: 0;
        transform: none;
    }
    .container {
        margin-top: 15px;
    }
    body.dark-mode {
        background-image: url('4.webp') !important;
        background-position: cover !important;
    }
}